CN208012979U - A kind of pilot system measuring building enclosure system connector transient state bearing capacity - Google Patents
A kind of pilot system measuring building enclosure system connector transient state bearing capacity Download PDFInfo
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- CN208012979U CN208012979U CN201721903222.XU CN201721903222U CN208012979U CN 208012979 U CN208012979 U CN 208012979U CN 201721903222 U CN201721903222 U CN 201721903222U CN 208012979 U CN208012979 U CN 208012979U
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- Prior art keywords
- bearing capacity
- connector
- transient state
- plank
- building enclosure
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- 230000001052 transient effect Effects 0.000 title claims abstract description 19
- 238000012360 testing method Methods 0.000 claims abstract description 43
- 238000005192 partition Methods 0.000 claims abstract description 15
- 238000002474 experimental method Methods 0.000 claims abstract description 8
- 238000012545 processing Methods 0.000 claims description 6
- 239000012780 transparent material Substances 0.000 claims description 3
- 230000007246 mechanism Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 claims description 2
- 230000008569 process Effects 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 11
- 230000008859 change Effects 0.000 abstract description 2
- 230000007812 deficiency Effects 0.000 abstract 1
- 238000013461 design Methods 0.000 description 7
- 239000002184 metal Substances 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- 238000000205 computational method Methods 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000011368 organic material Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000013590 bulk material Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000009864 tensile test Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model is related to a kind of pilot systems measuring building enclosure system connector transient state bearing capacity, which is characterized in that including：Driving device, test cavity and force samples device, when experiment, head end of the driving device with piston (22) self-test cavity caudad moves, the compressed gas that piston (22) generates between partition is acted on by air hole on outside plank (102), outside plank (102) is set to have the tendency that being disconnected part (103), driving device continues movement until the entirety that connector (103), inside plank (101) and outside plank (102) form is destroyed.Compared with prior art, the utility model, which compensates for current material mechanics machine, can not test the deficiency of the load-carrying properties of connector under moment Overpressure, by the test cavity pressure change that force samples device record is whole, connector maximum load capacity can be obtained by pressure history.
Description
Technical field
The utility model is related to a kind of element mechanics Performance Test Systems, more particularly, to a kind of measurement building enclosure system
The pilot system of connector transient state bearing capacity.
Background technology
The retaining design of LIGHT WEIGHT STEEL STRUCTURES is to be cladded with metal pressing plate, sandwich clad metal sheet in main body bearing structure
The roof/wall surface system that equal planks are constituted.Sheet metal used in this retaining design generally using from bore nail (drilling tail self threading pin),
Self threading pin, pulling rivet etc. are fixed as connector and bearing structure, and as shown in Fig. 1, outer layer plank passes through typical type of attachment
Connector is connected to the bearing structure of internal layer；This type of attachment role-taking is (typical in going along with sb. to guard him the operation of nature on plank
It is wind action), while also taking on the Gravitative Loads in light weight board.
National design standard provides the computational methods of the bearing capacity of this connector, the bearing capacity of connection and connects
The Thickness Strength of jointed sheet material and the diameter of connector are relevant, and this computational methods are not suitable for quickly loading (such as explosion
Superpressure) connection component under load action load-carrying properties calculating, therefore coped with when being related to the design of transient state bearing capacity
Connection combination is tested, and the bearing capacity under its quick load load action is measured.
More general measurement method is to use material pull-test machine as test equipment, is added with similar to shown in Fig. 2
Frame is carried to test connection combination, material mechanical test machine mainly carries out tension test by grips experimental rig,
However this mode is static (quasi- static state) load, cannot reflect the company under quickly load (such as transient overvoltage) load action
The load-carrying properties of connected components.
Utility model content
The purpose of this utility model is exactly to provide a kind of measurement building to overcome the problems of the above-mentioned prior art
The pilot system of retaining design connector transient state bearing capacity.
The purpose of this utility model can be achieved through the following technical solutions：
A kind of pilot system measuring building enclosure system connector transient state bearing capacity, including：
Driving device,
Cavity is tested, the head end of the test cavity connects driving device by piston, fixed between head end and tail end
There are partition, the partition to carry air hole, inside plank and outside plank are fixed on by tested connector
Partition both sides；
Force samples device is separately positioned on the both sides of the partition, for test chamber during record experiment
The pressure value of body；
When experiment, head end of the driving device with piston self-test cavity caudad moves, piston and separation machine
The compressed gas generated between structure is acted on by air hole on the plank of outside, and outside plank is made to have the tendency that being disconnected part,
Driving device continues to move until the entirety that connector, inside plank and outside plank form is destroyed.
The test cavity includes pressure cylinder and branch sleeve, and the branch sleeve is removably sleeved on pressure gas
The tail end of cylinder.
The partition is fixed between the tail end of pressure cylinder and the inner wall of branch sleeve, the branch sleeve
Inner wall be equipped with positioning step for limiting partition position.
The pressure cylinder and branch sleeve is cylindrical shape, and the two is connected through a screw thread.
The test cavity tail end is equipped with energy dissipator.
The energy dissipator includes the cushion pad and gear being fixed between outside plank and test cavity tail end
Block.
The energy dissipator includes energy dissipating stomata.
The tail end of the test cavity is transparent material.
Support slipper, the support slipper shape and shape in test chamber body are additionally provided in the test chamber body
Match, the side that plank on the outside leans on caudal part is set.
The system further includes the digital processing terminal being connect with force samples device.
Compared with prior art, the utility model has the following advantages：
(1) load-carrying properties of connector under moment Overpressure can not be tested not by compensating for current material mechanics machine
Foot can obtain connector by pressure history most by the test cavity pressure change that force samples device record is whole
Large bearing capacity.
(2) test cavity includes dismountable pressure cylinder and branch sleeve, and partition is fixed on the tail of pressure cylinder
Between end and the inner wall of branch sleeve, it is convenient to replace tested connector.
(3) pressure cylinder and branch sleeve are cylindrical shape, and the two is connected through a screw thread, convenient for disassembly and assembly, and manufacturing cost is low.
(4) test cavity endpiece is equipped with energy dissipator, and anti-locking apparatus, material damage splash.
(5) tail end of test cavity is transparent material, can intuitively observe the deformation of tested component, and control is driven
The dynamics of dynamic device, reduces testing time.
(6) it is additionally provided with support slipper in test chamber body, limits the sliding trace of outside plank, improves test accuracy.
Description of the drawings
Fig. 1 is that building enclosure system connector uses schematic diagram；
Fig. 2 is current material tensile testing machine schematic diagram；
Fig. 3 is the overall structure diagram of 1 pilot system of the present embodiment；
Fig. 4 is the schematic cross-sectional view that the present embodiment 1 tests cavity；
Fig. 5 is the decomposition structural scheme of mechanism that the present embodiment 1 tests cavity.
Reference numeral：
101：Inside plank
102：Outside plank
103：Connector
21：Connecting rod
22：Piston
221：Piston ring
31：Pressure cylinder
311：First venthole
32：Drive end bearing bracket
33：Ventilation sieve plate
34：Sliding sleeve is isolated
35：Annular brace sliding block
36：Connect lantern ring
37：Tail end energy dissipating cylinder
371：Energy dissipating stomata
372：Energy dissipating pad
373：Block
374：Cushion pad
38：Rear end cap
381：Second venthole
41：Pressure gauge
Specific implementation mode
The utility model is described in detail in the following with reference to the drawings and specific embodiments.The present embodiment is with the utility model
Implemented premised on technical solution, gives detailed embodiment and specific operating process, but the guarantor of the utility model
Shield range is not limited to following embodiments.
Embodiment 1
As shown in Figures 1 to 3, a kind of pilot system measuring building enclosure system connector transient state bearing capacity, including drive
Dynamic device, test cavity, force samples device sum number word processing terminal, concrete structure are as follows：
Using flywheel as energy storage equipment, flywheel discharges driving device after reaching design speed, pushes connecting rod 21 and piston
22 starts.
Test cavity includes columnar pressure cylinder 31 and branch sleeve 36, and pressure cylinder 31 is equipped with the first venthole
311, the head end of pressure cylinder 31 connects driving device by piston 22, and piston 22 is sealed by piston ring 221, branch sleeve
36 dismountable tail ends for being sleeved on pressure cylinder 31, the two are connected through a screw thread, and the inner wall of branch sleeve 36 is equipped with positioning step,
The tail end of pressure cylinder 31 sieve plate 33 that will ventilate is fixed on positioning step, and tested connector 103 is by 101 He of inside plank
Outside plank 102 is fixed on 33 both sides of ventilation sieve plate, and outside plank 102 blocks the air hole on ventilation sieve plate 33.
33 center opening of ventilative sieve plate, for placing isolation sliding sleeve 34.If being held on the inside of design requirement in tested component
When going along with sb. to guard him plank and being adjacent to of support plate material and outside, cancels isolation sliding sleeve 34, inside carrying plank is passed through the processing such as punching press, welding
The trepanning among intermediate embedded ventilative sieve plate 33, test specimen of the surrounding strap on ventilative sieve plate 33 is made in mode.
Pressure cylinder 31 is made of metal, with drive end bearing bracket 32 using being threadedly coupled, is useful for passing through company on drive end bearing bracket 32
The hole of bar 21, connecting rod 21 and drive end bearing bracket 32 are by oil sealing sealing, and attainable maximum pressure passes through piston 22 in pressure cylinder
Stroke is adjusted.
Force samples device includes two pressure gauges 41, is fixed by cylinder wall upper screwed hole, using maximum with instruction
The crosspointer table of pressure reads maximum pressure when destroying, and the PC of digital processing terminal is met using the digital off-balancesheet with sampling functions
Machine does data processing, draws time --- pressure curve, checks loading velocity and calculates the carrying of tested connection component
Ability.
Support slipper 35 is equipped in test chamber body, 35 shape of support slipper is matched with shape in test chamber body, and setting is outside
Side plate material 102 leans on the side of caudal part.
It tests cavity tail end and is equipped with energy dissipator, energy dissipator includes the tail end being connect with the threads of branch sleeve 36
It is placed between energy dissipating cylinder 37, the energy dissipating stomata 371 on tail end energy dissipating cylinder 37, tail end energy dissipating cylinder 37 and branch sleeve 36
The energy dissipating pad 372 of cushion pad 374 and the inside of block 373 and rear end cap 38, rear end cap 38 equally with tail end energy dissipating cylinder 37
Tailing screw flight connection, rear end cap 38 is equipped with the second venthole 381, and the purpose of energy dissipator is stopped to annular brace sliding block 35
Dynamic, energy dissipating pad 372 makes of the bulk material that can absorb impact.Tail end energy dissipating cylinder 37 is equally using metal or transparent organic
Material makes.
Tested connector 103 can be from brill nail, self threading pin, pulling rivet etc..
When experiment, head end of the driving device with 22 self-test cavity of piston caudad moves, piston 22 and partition
Between the compressed gas that generates acted on the plank 102 of outside by air hole, push the support slipper 35 of annular to move right
It is dynamic, make outside plank 102 have the tendency that being disconnected part 103, at this moment load is undertaken by tested connector 103, driving dress
It sets and continues to move until the entirety that connector 103, inside plank 101 and outside plank 102 form is destroyed.Component failures mould
Formula includes：Connector 103 extracts from inside plank 101, connector 103 itself fracture, connector 103 head from outer panel
In material 102 extract three kinds, no matter any pattern can all show as pressure gauge 41 sample after the time --- pressure curve it is unexpected
Decline.When connector sleeve leads to 36 using transparent organic material material, in experiment while failure mode can be observed directly, otherwise
It visually to be observed after disassembling apparatus after the completion of experiment.
Embodiment 2
As different from Example 1, when the inside and outside plank sample shape tested non-circular (for example being rectangle), test
Cavity can use rectangular section, and each segment unit uses form of flanges connection instead at this time.Remaining is identical as embodiment 1.
Embodiment 3
As different from Example 1, driving device is used as power source using high pressure gas bag, hydraulic device etc..Remaining and reality
It is identical to apply example 1.
Claims (10)
1. a kind of pilot system measuring building enclosure system connector transient state bearing capacity, which is characterized in that including：
Driving device,
Cavity is tested, the head end of the test cavity connects driving device by piston (22), fixed between head end and tail end
There is a partition, the partition carries air hole, and tested connector (103) is by inside plank (101) and outside
Plank (102) is fixed on partition both sides；
Force samples device is separately positioned on the both sides of the partition, and cavity is tested in the process for recording experiment
Pressure value；
When experiment, head end of the driving device with piston (22) self-test cavity caudad moves, piston (22) with point
The compressed gas generated between mechanism is acted on by air hole on outside plank (102), and outside plank (102) is made to have disengaging
The trend of connector (103), driving device continue movement until connector (103), inside plank (101) and outside plank
(102) entirety formed is destroyed.
2. a kind of pilot system measuring building enclosure system connector transient state bearing capacity according to claim 1,
It is characterized in that, the test cavity includes pressure cylinder (31) and branch sleeve (36), and the branch sleeve (36) is removable
That unloads is sleeved on the tail end of pressure cylinder (31).
3. a kind of pilot system measuring building enclosure system connector transient state bearing capacity according to claim 2,
It is characterized in that, the partition is fixed between the tail end of pressure cylinder (31) and the inner wall of branch sleeve (36), described
The inner wall of branch sleeve (36) be equipped with positioning step for limiting partition position.
4. a kind of pilot system measuring building enclosure system connector transient state bearing capacity according to claim 2,
It is characterized in that, the pressure cylinder (31) and branch sleeve (36) are cylindrical shape, and the two is connected through a screw thread.
5. a kind of pilot system measuring building enclosure system connector transient state bearing capacity according to claim 1,
It is characterized in that, the test cavity tail end is equipped with energy dissipator.
6. a kind of pilot system measuring building enclosure system connector transient state bearing capacity according to claim 5,
It is characterized in that, the energy dissipator includes the cushion pad being fixed between outside plank (102) and test cavity tail end
Block (374) and block (373).
7. a kind of pilot system measuring building enclosure system connector transient state bearing capacity according to claim 5,
It is characterized in that, the energy dissipator includes energy dissipating stomata (371).
8. a kind of pilot system measuring building enclosure system connector transient state bearing capacity according to claim 1,
It is characterized in that, the tail end of the test cavity is transparent material.
9. a kind of pilot system measuring building enclosure system connector transient state bearing capacity according to claim 1,
It is characterized in that, support slipper (35), the support slipper (35) shape and test cavity is additionally provided in the test chamber body
The side that plank (102) on the outside leans on caudal part is arranged in interior shape matching.
10. a kind of pilot system measuring building enclosure system connector transient state bearing capacity according to claim 1,
It is characterized in that, the system further includes the digital processing terminal being connect with force samples device.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721903222.XU CN208012979U (en) | 2017-12-29 | 2017-12-29 | A kind of pilot system measuring building enclosure system connector transient state bearing capacity |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721903222.XU CN208012979U (en) | 2017-12-29 | 2017-12-29 | A kind of pilot system measuring building enclosure system connector transient state bearing capacity |
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| CN208012979U true CN208012979U (en) | 2018-10-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109991106A (en) * | 2017-12-29 | 2019-07-09 | 美建建筑系统(中国)有限公司 | A kind of pilot system measuring building enclosure system connector transient state bearing capacity |
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2017
- 2017-12-29 CN CN201721903222.XU patent/CN208012979U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109991106A (en) * | 2017-12-29 | 2019-07-09 | 美建建筑系统(中国)有限公司 | A kind of pilot system measuring building enclosure system connector transient state bearing capacity |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181026 |
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| CF01 | Termination of patent right due to non-payment of annual fee |