CN205785741U - A kind of fall-down test device - Google Patents
A kind of fall-down test device Download PDFInfo
- Publication number
- CN205785741U CN205785741U CN201620507378.5U CN201620507378U CN205785741U CN 205785741 U CN205785741 U CN 205785741U CN 201620507378 U CN201620507378 U CN 201620507378U CN 205785741 U CN205785741 U CN 205785741U
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- lifting platform
- fall
- bracket
- test device
- down test
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Abstract
The utility model discloses a kind of fall-down test device, including upper spider, lower bearing bracket, column, guide post and lifting platform, upper spider is provided with lead screw motor, the screw mandrel of lead screw motor is arranged on lower bearing bracket after sequentially passing through upper spider and lifting platform, the one end side of lifting platform is hinged with two brackets and electric magnet, the upper surface of lifting platform is provided with support arm structure, and the arranged just beneath of lifting platform has that bears test block free-electron model to bear platform.When dropping to Near Ground by controlling lifting platform, after test sample is placed on bracket and places sample by support arm structure, it is raised to specify position, controls electric magnet instant power-down, sample only falls, and tests it after fall-down test with or without the damage affecting type of explosion proof construc tion.Have that detection efficiency is fast, efficiency is high, many height, multi-angle, the fall-down test requirement of many number of times, high stability is good, and personnel labor intensity is low, and rib can be realized, angle, face are fallen, and reach the purpose of test requirements document.
Description
Technical field
This utility model relates to a kind of detection device in anti-explosion product testing inspection research field, and a kind of anti-explosion product free-electron model of testing bears mechanical impact force to test the fall-down test device of solid material strength characteristics.
Background technology
Antiknock device is applied in the place that there are the dangers such as damp, steam, explosive dust or fiber, as: oil, chemical industry, combustion gas, grain processing, weaving, magnesium powder, aluminium powder processing, timber processing etc., antiknock device passes through particular design, is possible to prevent the blast that the explosive danger such as gas, steam, dust or fiber causes because of electric spark, electric arc, hot surface, electrostatic, collision etc..The quality of the explosion-proof performance of antiknock device directly affects the safety of equipment and personnel, the dropping shock that there may be during carrying or routine use because of it, may be such that the type of explosion proof construc tion of antiknock device lost efficacy, it is thus desirable to antiknock device is carried out fall-down test, verify whether it has the damage making electrical equipment type of explosion proof construc tion lose efficacy, just can be come into operation by rear.As requested, antiknock device needs to fall mattess 4 times at the height of at least 1m.
Utility model content
The purpose of this utility model, is to provide a kind of fall-down test device.
This utility model solves the solution of its technical problem: a kind of fall-down test device, including upper spider and lower bearing bracket, it is disposed with column between described upper spider and lower bearing bracket, two guide posts and be enclosed within the lifting platform on two guide posts, described upper spider is provided with lead screw motor, the screw mandrel of described lead screw motor is arranged on lower bearing bracket after sequentially passing through upper spider and lifting platform, the one end side of described lifting platform is hinged with two brackets and by two bracket absorption or the electric magnet of release, the upper surface of lifting platform is provided with one end and extends to above bracket and for fixing the support arm structure of test block, the arranged just beneath of lifting platform has that bears test block free-electron model to bear platform.
Further improvement as technique scheme, described support arm structure includes being arranged on the first montant of the upper surface of lifting platform, the cross bar moved back and forth along the first montant and the second montant that can rotate along cross bar, one end of described second montant is provided with seamed edge holder, and the other end of described second montant is provided with summit holder.
Further improvement as technique scheme, described seamed edge holder is the right angle angle bar that outer seamed edge is fixed on the second montant, described summit holder is vertically to be intersected in, by three right angle angle bar, the holder a little formed, and two right angle angle bar adjacent in the holder of described summit are vertical.
As the further improvement of technique scheme, one end of described bracket is arranged on the bearing of lifting platform by swingle.
As the further improvement of technique scheme, the lower end of described column is provided with rope sensor, and described rope sensor is connected with lifting platform by stay cord.
As the further improvement of technique scheme, when bracket is adsorbed by described electric magnet, the lower surface of described electric magnet contacts with the upper surface of bracket.
As the further improvement of technique scheme, the left side of described upper spider is provided with master control box.
As the further improvement of technique scheme, described master control box includes elevation indicator, rate control module, liter control knob, drops control knob, falls control handle, hand-held control box and zero-setting button.
As the further improvement of technique scheme, described hand-held control box is connected with master control box by wire.
The beneficial effects of the utility model are: when this utility model drops to Near Ground by controlling lifting platform, after test sample is placed on bracket and places sample by support arm structure, it is raised to specify position, control electric magnet instant power-down, sample only falls, and tests it after fall-down test with or without the damage affecting type of explosion proof construc tion.Have that detection efficiency is fast, efficiency is high, many height, multi-angle, the fall-down test requirement of many number of times, high stability is good, and personnel labor intensity is low, and rib can be realized, angle, face are fallen, and reach the purpose of test requirements document.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme in this utility model embodiment, in describing embodiment below, the required accompanying drawing used is briefly described.Obviously, described accompanying drawing is a part of embodiment of the present utility model rather than whole embodiment, and those skilled in the art is not on the premise of paying creative work, it is also possible to obtain other designs and accompanying drawing according to these accompanying drawings.
Fig. 1 is front view of the present utility model；
Fig. 2 is side view of the present utility model；
Fig. 3 is isometric views of the present utility model.
Detailed description of the invention
Below with reference to embodiment and accompanying drawing, the technique effect of design of the present utility model, concrete structure and generation is clearly and completely described, to be completely understood by the purpose of this utility model, feature and effect.Obviously; described embodiment is a part of embodiment of the present utility model rather than whole embodiment, based on embodiment of the present utility model; other embodiments that those skilled in the art is obtained on the premise of not paying creative work, belong to the scope of this utility model protection.It addition, all connection/annexations being previously mentioned in literary composition, the most singly refer to that component directly connects, and refer to couple auxiliary according to being embodied as situation by adding or reducing, form more excellent draw bail.
With reference to Fig. 1～Fig. 3, a kind of fall-down test device, including upper spider and lower bearing bracket 1,3, two guide posts 2 of column and the lifting platform 5 being enclosed within two guide posts 2 it is disposed with between described upper spider 10 and lower bearing bracket 1, guide post 2 is the smooth stock that two isometric equal diameters are parallel, and guide post 2 and upper spider 10 and lower bearing bracket 1 are for being rigidly connected.Described upper spider 10 is provided with lead screw motor 9, the screw mandrel 7 of described lead screw motor 9 is arranged on lower bearing bracket 1 after sequentially passing through upper spider 10 and lifting platform 5, the screw mandrel 7 of lead screw motor 9 is positioned on the center vertical plane of two constituted planes of guide post 2, screw mandrel 7 upper end of lead screw motor 9 and lead screw motor 9 are connected and fixed to upper spider 10 by universal drive shaft, and the screw mandrel lower end of lead screw motor 9 is connected with lower bearing bracket 1 by bearing.The one end side of described lifting platform 5 is hinged with two brackets 4 and the electric magnet 12 being adsorbed by two brackets 4 or discharging, the planes overlapping that the work surface of electric magnet 12 and two brackets 4 are constituted.The upper surface of lifting platform 5 is provided with one end and extends to above bracket 4 and for fixing the support arm structure 6 of test block, and the arranged just beneath of lifting platform 5 has that bears test block free-electron model to bear platform.Bear platform be positioned at immediately below bracket 4, the concrete platform on simulation ground.
It is further used as preferred embodiment, described support arm structure 6 includes being arranged on the first montant 60 of the upper surface of lifting platform 5, the cross bar 61 moved back and forth along the first montant 60 and the second montant 62 that can rotate along cross bar 61, one end of described second montant 62 is provided with seamed edge holder 63, the other end of described second montant 62 is provided with summit holder 64, is fixed on bracket 4 by sample after touching the seamed edge of sample or the fixed point by the fixed point tactile sample of holder pressure by seamed edge holder 63 pressure.
It is further used as preferred embodiment, described seamed edge holder 63 is the right angle angle bar that outer seamed edge is fixed on the second montant 62, described summit holder 64 is for being vertically intersected in the some holder formed by three right angle angle bar, and two right angle angle bar adjacent in described summit holder 64 are vertical.
Being further used as preferred embodiment, one end of described bracket 4 is arranged on the bearing of lifting platform 5 by swingle.
Being further used as preferred embodiment, the lower end of described column 3 is provided with rope sensor 11, and described rope sensor 11 is connected with lifting platform 5 by stay cord.
Being further used as preferred embodiment, when bracket 4 is adsorbed by described electric magnet 12, the lower surface of described electric magnet 12 contacts with the upper surface of bracket 4.
Being further used as preferred embodiment, the left side of described upper spider 10 is provided with master control box 8.
It is further used as preferred embodiment, described master control box 8 includes elevation indicator, rate control module, liter control knob, drops control knob, falls control handle, hand-held control box 80 and zero-setting button, also includes the run indicator being arranged on master control box 8, on and off switch and controls switch.Described power switch control equipment main power.The power supply of described control on-off control master control box 8.The running status of described run indicator explanation fall-down test device.Described elevation indicator shows lifting platform 5 height in real time.Described rate control module controls the speed that lifting platform 5 moves up and down.Described liter of control knob controls lifting platform 5 and rises.Described fall control knob controls lifting platform 5 and declines.The described control handle that falls controls electric magnet 12 dead electricity, indirectly controls bracket 4 and test sample is fallen.
As the further improvement of technique scheme, described hand-held control box 80 controls the temporary transient dead electricity of electric magnet 12, but unclamp rear electric magnet 12 again electric.
Being further used as preferred embodiment, described hand-held control box 80 is connected with master control box 8 by wire.
nullThe power control switch on master control box 8 is used to be that device obtains electric，And make the control enable of master control box 8 open，Electric magnet 12 is allowed to obtain electric，Adhesive bracket 4，Governing speed control module is to high velocity，Control lifting platform 5 to close to ground，Carry sample to bracket 4，Support arm structure 6 is used to fix sample，Support arm structure 6 can move up and down，And can rotate at vertical guide，Control near lifting platform 5 to specified altitude assignment，Governing speed control module is to low regime，Accurately adjust to specified altitude assignment，Use hand-held control box，Distant control makes electric magnet 12 dead electricity，Avoid sample falling process injures testing crew，Sample free-electron model，Check that sample is with or without damage，Complete one-time detection，Again adhesive bracket 4 repeats above procedure 3 times，Complete whole fall-down test，Check sample end-state，Use control box falls control handle by the thorough dead electricity of electric magnet 12，Closing control box enables rotary switch，Close total power switch and terminate test.
This detailed description of the invention compact conformation, sample is fixed by simple dexterous support arm structure 6, can accomplish that rib that sample falls, angle, face control, rising by Electronic control lifting platform 5 with test sample, reduce the labor intensity of testing crew, rate control module is combined with ascending, descending control knob, can quickly transport sample and can be accurately positioned sample falling height, having the advantages that test efficiency is high.For the fall-down test of antiknock device, the technical standard requirement of IEC 60079 and GB 3836 can be met.
It is above better embodiment of the present utility model is illustrated, but the invention is not limited to described embodiment, those of ordinary skill in the art also can make all equivalent modifications or replacement on the premise of this utility model spirit, and modification or the replacement of these equivalents are all contained in the application claim limited range.
Claims (9)
1. a fall-down test device, including upper spider and lower bearing bracket, it is disposed with column between described upper spider and lower bearing bracket, two guide posts and be enclosed within the lifting platform on two guide posts, it is characterized in that: described upper spider is provided with lead screw motor, the screw mandrel of described lead screw motor is arranged on lower bearing bracket after sequentially passing through upper spider and lifting platform, the one end side of described lifting platform is hinged with two brackets and by two bracket absorption or the electric magnet of release, the upper surface of lifting platform is provided with one end and extends to above bracket and for fixing the support arm structure of test block, the arranged just beneath of lifting platform has that bears test block free-electron model to bear platform.
Fall-down test device the most according to claim 1, it is characterized in that: described support arm structure includes being arranged on the first montant of the upper surface of lifting platform, the cross bar moved back and forth along the first montant and the second montant that can rotate along cross bar, one end of described second montant is provided with seamed edge holder, and the other end of described second montant is provided with summit holder.
Fall-down test device the most according to claim 2, it is characterized in that: described seamed edge holder is the right angle angle bar that outer seamed edge is fixed on the second montant, described summit holder is vertically to be intersected in, by three right angle angle bar, the holder a little formed, and two right angle angle bar adjacent in the holder of described summit are vertical.
Fall-down test device the most according to claim 1, it is characterised in that: one end of described bracket is arranged on the bearing of lifting platform by swingle.
Fall-down test device the most according to claim 1, it is characterised in that: the lower end of described column is provided with rope sensor, and described rope sensor is connected with lifting platform by stay cord.
Fall-down test device the most according to claim 1, it is characterised in that: when bracket is adsorbed by described electric magnet, the lower surface of described electric magnet contacts with the upper surface of bracket.
Fall-down test device the most according to claim 1, it is characterised in that: the left side of described upper spider is provided with master control box.
Fall-down test device the most according to claim 7, it is characterised in that: described master control box includes elevation indicator, rate control module, liter control knob, drops control knob, falls control handle, hand-held control box and zero-setting button.
Fall-down test device the most according to claim 8, it is characterised in that: described hand-held control box is connected with master control box by wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620507378.5U CN205785741U (en) | 2016-05-27 | 2016-05-27 | A kind of fall-down test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620507378.5U CN205785741U (en) | 2016-05-27 | 2016-05-27 | A kind of fall-down test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205785741U true CN205785741U (en) | 2016-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620507378.5U Expired - Fee Related CN205785741U (en) | 2016-05-27 | 2016-05-27 | A kind of fall-down test device |
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| CN (1) | CN205785741U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106370384A (en) * | 2016-12-13 | 2017-02-01 | 郑州云海信息技术有限公司 | Fall-off test method and device |
| CN107764498A (en) * | 2017-10-20 | 2018-03-06 | 清华大学 | A kind of Nuclear Power Station's Exhausted Fuels storage falling from high altitude pilot system |
| CN107991052A (en) * | 2017-12-26 | 2018-05-04 | 中国工程物理研究院总体工程研究所 | A kind of drop test device and method |
| CN110849573A (en) * | 2019-12-18 | 2020-02-28 | 湖南烟花爆竹产品安全质量监督检测中心 | Automatic drop test system applied to fireworks and crackers |
| CN111678670A (en) * | 2020-06-17 | 2020-09-18 | 粤融(广州)科技有限公司 | Anti performance test equipment that falls of computer hardware |
-
2016
- 2016-05-27 CN CN201620507378.5U patent/CN205785741U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106370384A (en) * | 2016-12-13 | 2017-02-01 | 郑州云海信息技术有限公司 | Fall-off test method and device |
| CN107764498A (en) * | 2017-10-20 | 2018-03-06 | 清华大学 | A kind of Nuclear Power Station's Exhausted Fuels storage falling from high altitude pilot system |
| CN107991052A (en) * | 2017-12-26 | 2018-05-04 | 中国工程物理研究院总体工程研究所 | A kind of drop test device and method |
| CN110849573A (en) * | 2019-12-18 | 2020-02-28 | 湖南烟花爆竹产品安全质量监督检测中心 | Automatic drop test system applied to fireworks and crackers |
| CN110849573B (en) * | 2019-12-18 | 2024-06-11 | 湖南烟花爆竹产品安全质量监督检测中心 | Automatic drop test system applied to fireworks and crackers |
| CN111678670A (en) * | 2020-06-17 | 2020-09-18 | 粤融(广州)科技有限公司 | Anti performance test equipment that falls of computer hardware |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161207 |
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| CF01 | Termination of patent right due to non-payment of annual fee |