一、產(chǎn)品簡介：

建筑幕墻耐撞擊檢測設(shè)備又稱幕墻耐撞擊性能測試裝置,它主要用于測試各種類的幕墻或其它類似建筑維護結(jié)構(gòu)的耐抗撞擊性能的測試,建筑幕墻耐撞擊性能檢測儀器又名幕墻耐撞擊性能測試裝置,主要是檢測幕墻對抗冰雹、大風(fēng)時飛來物、飛鳥等室外撞擊及室內(nèi)人員、物品沖擊的抗沖撞能力。耐撞擊性能也是對幕墻材料在沖擊荷載作用下的承載能力的一種要求。幕墻的撞擊力取決于物體的重量、形式、剛度以及撞擊的速度。

Product introduction:

Building curtain wall impact resistance testing equipment is also known as curtain wall impact resistance testing device.It is mainly used to test the impact resistance of various types of curtain walls or other similar building maintenance structures.The test equipment for building curtain wall impact resistance is also known as curtain wall resistance. The impact performance testing device is mainly used to detect the impact resistance of the curtain wall against outdoor impacts such as hail, flying objects, birds, etc., and indoor personnel and items. Impact resistance is also a requirement for the bearing capacity of curtain wall materials under impact loads. The impact force of the curtain wall depends on the weight, form, stiffness and speed of the object.

二、可執(zhí)行標(biāo)準：

幕墻耐撞擊性能測試裝置是依據(jù)國標(biāo)GB/T15227-2007建筑幕墻氣密、水密、抗風(fēng)壓性能檢測方法,GB/T18250-2000建筑幕墻平面內(nèi)變形性能檢測方法,GB/T21086-2007建筑幕墻,GB/T21086-2007附錄F（規(guī)范性附錄）耐撞擊性能試驗方法的要求所設(shè)計和開發(fā),各項性能參數(shù)指標(biāo)符合以上標(biāo)準,是幕墻檢測設(shè)備中信譽度好的檢測設(shè)備。

Second, executable standards:

The curtain wall impact resistance test device is based on the national standard GB / T15227-2007 building curtain wall airtight, watertight, and wind pressure performance testing method, GB / T18250-2000 building curtain wall in-plane deformation performance testing method, GB / T21086-2007 building curtain wall, GB / T21086-2007 Appendix F (normative appendix) Designed and developed according to the requirements of the impact resistance test method, each performance parameter index fully meets the above standards, is a good reputation among curtain wall testing equipment.

三、技術(shù)參數(shù)：

1. 在大降落高度處，懸掛鋼絲繩與掛點水平面的水平夾角>14°；

2. 撞擊物體和懸掛鋼絲繩在自由狀態(tài)時，輪胎外緣與試件表面的距離>5mm，且<15mm；

3. 撞擊物體的幾何**位于被撞擊點50mm為半徑的圓形范圍內(nèi)。

4. 撞擊物體釋放裝置能夠準確定位撞擊物體的提升高度，保持撞擊物體**線和懸掛鋼絲繩**線在同一條直接線，撞擊物體被釋放后將自由下落。

Third, the technical parameters:

1. At large landing heights, the horizontal angle between the suspended wire rope and the horizontal plane of the hanging point is> 14 °;

2. When the impact object and the suspension wire rope are in a free state, the distance between the outer edge of the tire and the surface of the test specimen is> 5mm, and <15mm;

3. The geometry of the impact object lies within a circular range with a radius of 50 mm at the point of impact.

4. The impact object release device can accurately locate the lifting height of the impact object, keeping the impact object ** line and the hanging wire rope ** line on the same direct line. After the impact object is released, it will fall freely.

四、產(chǎn)品構(gòu)件：

MQZ幕墻耐撞擊性能測試裝置是由兩個橡膠輪圈、兩個重塊、一根連接桿和用于懸掛撞擊物的鋼絲繩構(gòu)成。

A——懸掛鋼絲繩； F1——支撐件；

B——釋放裝置； F2——操作支撐件；

C——降落高度； G——掛點；

D——軟體重物與試件間的距離； H——試件。

E——機座；

Fourth, product components:

The MQZ curtain wall impact resistance test device is composed of two rubber wheels, two weights, a connecting rod, and a steel wire rope for hanging impacts.

A——suspension wire rope; F1——supporting piece;

B——release device; F2—operation support;

C——landing height; G——hanging point;

D——distance between soft weight and test piece; H——test piece.

E——base;

五，試驗原理：

TSO-J幕墻耐撞擊性能測試裝置軟體重物撞擊試驗原理有

a——吊環(huán)； e——調(diào)整墊；

b——螺桿； f——重塊；

c——鎖緊六角螺母； g——橡膠輪胎；

d——六角螺母； h——輪圈。

V. Test principle:

TSO-J curtain wall impact resistance test device

a-lifting ring; e-adjustment pad;

b——screw; f——heavy block;

c-lock hexagon nut; g-rubber tire;

d-hex nut; h-rim.

六、檢測方法如下：

1、幕墻耐撞擊檢測范圍

本附錄規(guī)定了用軟體重物撞擊試件表面檢驗建筑幕墻耐撞擊性能的試驗方法。

2、幕墻耐撞擊性能試驗設(shè)備

2.1、幕墻耐撞擊性能試驗框架

試驗框架應(yīng)足夠堅固，能承受試驗載荷，且不影響試驗結(jié)果，并應(yīng)具有滿足試驗安裝的夾緊裝置。

2.2、撞擊物體

撞擊物體是總重量為（50±0.1）kg的軟體重物，由兩個輪胎、兩個重塊和其它連接件組成，輪胎內(nèi)壓力宜為0.35±0.02MPa。符合圖B2的規(guī)定。

2.3、測量設(shè)備

a） 懸掛裝置的掛點應(yīng)足夠堅固，并能調(diào)整以滿足不同撞擊位置的需要。懸掛撞擊物體的鋼絲繩宜為直徑為5mm的不銹鋼鋼絲繩。在大降落高度處，懸掛鋼絲繩與掛點水平面的水平夾角不宜小于14°。

b） 撞擊物體和懸掛鋼絲繩在自由狀態(tài)時，輪胎外緣與試件表面的距離宜大于5mm，且小于15mm。撞擊物體的幾何**應(yīng)位于被測撞擊點以50mm為半徑的圓形范圍內(nèi)。

c） 撞擊物體釋放裝置應(yīng)能準確定位撞擊物體的提升高度，保持撞擊物體**線和懸掛鋼絲繩**線在同一條直線上，并確保撞擊物體被釋放后能夠自由下落。

3、建筑幕墻耐撞擊試驗環(huán)境

幕墻耐撞擊性能測試裝置的試驗樣品應(yīng)在15℃-30℃溫度范圍、25%-75%相對濕度的非破壞性環(huán)境中存放和試驗。

4、建筑幕墻耐撞擊檢測程序

幕墻耐撞擊性能測試裝置在試驗過程中，試驗樣品應(yīng)在正常的使用狀態(tài)，開啟部分應(yīng)在閉合狀態(tài)。

4.1、撞擊能量

幕墻耐撞擊性能測試裝置撞擊能量按下列公式計算：

E = 9.8m .h

式中：

E——撞擊能量（N.m）；

m——撞擊物體的質(zhì)量（kg）；

h——撞擊物體有效下落高度（m）

4.2、確定撞擊點

幕墻耐撞擊性能測試裝置可選擇建筑師的任何部位進行撞擊試驗，一般可選擇如下部位進行試驗

a）立柱相鄰連接點的中點；

b）橫梁的中點；

c）立柱和橫梁連接點上方100mm；

d）樓面上部800mm以下部位幕墻面板的**。

4.3、試驗過程

a） 試驗宜從較低降落高度進行，然后逐級增加高度，觀察并記錄試件的狀況，測量試件的殘余變形。降落高度的誤差為±20mm。應(yīng)避免因彈性多次反復(fù)撞擊。

b） 對室內(nèi)側(cè)耐撞擊有要求的試件，應(yīng)進行室內(nèi)側(cè)耐撞擊試驗。

4.4、結(jié)果判定

違反下列情況之一應(yīng)判定為不合格：

a）幕墻應(yīng)能吸收撞擊能量，保持原有性能；

b）撞擊力消失后，幕墻應(yīng)能恢復(fù)，不應(yīng)發(fā)生*變形；

c）撞擊力不應(yīng)導(dǎo)致幕墻零部件脫落；

d）幕墻面板應(yīng)能達到其產(chǎn)品標(biāo)準規(guī)定的耐撞擊性能。

5、建筑幕墻耐撞擊試驗報告

幕墻耐撞擊性能測試裝置的試驗報告應(yīng)包含以下信息：

a）測試依據(jù)；

b）試件的委托單位；

c）試件類、規(guī)格尺寸、材料、形狀和結(jié)構(gòu)，以及五金件位置的全部相關(guān)詳細情況；

d）試驗室的存放和試驗條件；

e）試驗中發(fā)生破壞的詳細情況；

f）定級結(jié)果的表述（包括試件雙面檢驗的定級）；

g）試驗室的名稱和地點；

h） 檢測人員簽字；

i）試驗日期。

Six, the detection method is as follows:

1.Curtain wall impact resistance detection range

This appendix specifies the test method to test the impact resistance of building curtain walls with the impact of soft weights on the test piece surface.

2. Curtain wall impact resistance test equipment

2.1 Test frame for curtain wall impact resistance

The test frame shall be strong enough to withstａnd the test load without affecting the test results, and shall have clamping devices that meet the test installation.

2.2 Impacting objects

The impact object is a soft weight with a total weight of (50 ± 0.1) kg. It consists of two tires, two weights and other connecting parts. The internal pressure of the tire should be 0.35 ± 0.02MPa. Meet the requirements of Figure B2.

2.3 Measuring equipment

a) The hanging points of the suspension device should be strong enough and can be adjusted to meet the needs of different impact positions. The wire rope for hanging the impact object should be a stainless steel wire rope with a diameter of 5mm. At large landing heights, the horizontal angle between the suspended wire rope and the horizontal plane of the hanging point should not be less than 14 °.

b) The distance between the outer edge of the tire and the surface of the test piece should be greater than 5mm and less than 15mm when the impacting object and the suspension rope are in a free state. The geometry of the impact object should be located in a circular range with a radius of 50mm as the impact point to be measured.

c) The impact object release device should be able to accurately locate the lifting height of the impact object, keep the impact object ** line and the hanging wire rope ** line on the same straight line, and ensure that the impact object can freely fall after being released.

3. Impact test environment of building curtain wall

The test samples of the curtain wall impact resistance test device shall be stored and tested in a non-destructive environment at a temperature range of 15 ° C-30 ° C and a relative humidity of 25% -75%.

4. Building curtain wall impact resistance detection program

During the test of the curtain wall impact resistance test device, the test sample should be in the normal use state, and the open part should be in the closed state.

4.1 Impact energy

The impact energy of the curtain wall impact resistance test device is calculated according to the following formula:

E = 9.8m .h

In the formula:

E——impact energy (N.m);

m——mass of impacted object (kg);

h——Effective fall height of the impact object (m)

4.2 Determine the impact point

The curtain wall impact resistance test device can choose any part specified by the architect for the impact test. Generally, the following parts can be selected for the test.

a) the midpoint of the adjacent connection points of the columns;

b) the midpoint of the beam;

c) 100mm above the connection point between the column and the beam;

d) ** of curtain wall panel below 800mm in the upper part of the floor.

4.3 Test process

a) The test should be carried out from a lower landing height, and then increase the height step by step, observe and record the condition of the specimen, and measure the residual deformation of the specimen. The drop height error is ± 20mm. Avoid repeated repeated impacts due to elasticity.

b) For test pieces that require impact resistance on the indoor side, the indoor side impact resistance test shall be carried out.

4.4 Outcome determination

Failure to comply with one of the following conditions shall be determined as unqualified:

a) The curtain wall should be able to absorb the impact energy and maintain the original performance;

b) After the impact force disappears, the curtain wall should be able to recover without any deformation;

c) Impact force should not cause the curtain wall components to fall off;

d) The curtain wall panel should be able to achieve the impact resistance specified in its product standard.

5. Impact test report of building curtain wall

The test report of the curtain wall impact resistance test device shall contain the following information:

a) Test basis;

b) the entrusting unit of the test piece;

c) all relevant details of the test piece type, size, material, shape and structure, and the location of the hardware;

d) Storage and test conditions of the laboratory;

e) details of the damage that occurred during the test;

f) the expression of grading results (including the grading of double-sided test specimens);

g) the name and location of the laboratory;

h) signature of the inspector;

i) Test date.