CN214277349U - Free falling body test device for test chamber - Google Patents
Free falling body test device for test chamber Download PDFInfo
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- CN214277349U CN214277349U CN202120747943.6U CN202120747943U CN214277349U CN 214277349 U CN214277349 U CN 214277349U CN 202120747943 U CN202120747943 U CN 202120747943U CN 214277349 U CN214277349 U CN 214277349U
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- test chamber
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Abstract
The utility model discloses a test chamber free fall test device, the loach carrying platform comprises a supporting fram, the lower part fixedly connected with hoist engine of support frame, the reel fixed connection wire rope's of hoist engine one end, fixed connection is in behind guide pulley, fixed pulley and the movable pulley in proper order after wire rope's the other end walks around guide pulley, fixed pulley and the movable pulley on the support frame, guide pulley with the fixed pulley all rotationally sets up the upper portion of support frame, the movable pulley is located the below of fixed pulley, the movable pulley rotationally sets up at the top of snatching the release mechanism corresponding with the test chamber. The utility model has the advantages that: simple structure, detachability is strong, and the height of support frame can be adjusted according to the altitude requirement of different drop tests, need not to make the support frame of multiple different specifications, has reduced testing cost.
Description
Technical Field
The utility model relates to a test device's technical field particularly, relates to a test chamber free fall test device.
Background
The test chamber free falling body test device is used for lifting the test chamber to a certain height and then enabling the test chamber to fall freely, so that a falling test of the test chamber is realized, and the reliability of the test chamber is verified.
The existing test cabin free falling body test device is complex in structure, the support frame is welded, and can only be disassembled violently, so that the mounting and dismounting are inconvenient, the height requirements of different falling tests cannot be met, the support frames with different specifications are required to be manufactured, and the test cost is greatly increased.
An effective solution to the problems in the related art has not been proposed yet.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned technical problem among the correlation technique, the utility model provides a test chamber free fall test device, simple structure, detachability is strong, and adaptability is wide.
In order to achieve the technical purpose, the technical scheme of the utility model is realized as follows:
the free falling body test device for the test chamber comprises a support frame, wherein a winch is fixedly connected to the lower portion of the support frame, a winding drum of the winch is fixedly connected with one end of a steel wire rope, the other end of the steel wire rope sequentially bypasses a guide pulley, a fixed pulley and a movable pulley and then is fixedly connected to the support frame, the guide pulley and the fixed pulley are both rotatably arranged on the upper portion of the support frame, the movable pulley is located below the fixed pulley, and the movable pulley is rotatably arranged at the top of a grabbing and releasing mechanism corresponding to the test chamber.
Furthermore, the support frame comprises a plurality of layers of frames which are arranged at intervals up and down, every two adjacent layers of frames are detachably connected together through a plurality of detachable first stand columns, the guide pulleys and the fixed pulleys are rotatably arranged at the top of the frame positioned at the top, the winch is fixedly connected to the top of the frame positioned at the bottom, and the bottom of the frame positioned at the bottom is detachably connected to the ground through a plurality of detachable second stand columns.
Furthermore, the adjacent two layers of frames are also detachably connected together through a plurality of detachable first auxiliary supporting columns, and the bottom of the frame positioned at the lowest position is also detachably connected on the ground through a plurality of detachable second auxiliary supporting columns.
Furthermore, the grabbing and releasing mechanism comprises a base, a rotary table is rotatably arranged at the top of the base and connected with a driving mechanism, the rotary table is respectively hinged with one end of each of the first pull rods, the other end of each first pull rod is hinged with one end of each second pull rod, the other end of each second pull rod is hinged with the upper end of the hanging plate, the middle of each hanging plate is hinged with the base, the lower end of each hanging plate is provided with a plug hole corresponding to the plug column of the test chamber, and the bottom of the base is fixedly connected with an electromagnet.
Further, actuating mechanism includes electric putter, electric putter's one end is articulated the base, electric putter's the other end is articulated the carousel.
Furthermore, the top of the base is fixedly connected with a connecting seat through two fixedly connected supporting beams, the movable pulley is rotatably arranged on a pulley seat, the pulley seat is fixedly connected with the upper part of a balance plate, and the lower part of the balance plate is hinged with the connecting seat.
The utility model has the advantages that: simple structure, detachability is strong, and the height of support frame can be adjusted according to the altitude requirement of different drop tests, need not to make the support frame of multiple different specifications, has reduced testing cost.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a front view of a test chamber free fall test apparatus according to an embodiment of the present invention;
fig. 2 is a side view of a test chamber free fall test apparatus according to an embodiment of the present invention;
fig. 3 is a schematic diagram of a test chamber free fall test device according to an embodiment of the present invention;
fig. 4 is a first front view of a grasping and releasing mechanism according to an embodiment of the present invention;
fig. 5 is a first top view of a grasping and releasing mechanism according to an embodiment of the present invention;
fig. 6 is a second front view of the grasping and releasing mechanism according to the embodiment of the present invention;
fig. 7 is a second top view of the grasping and releasing mechanism according to the embodiment of the present invention;
fig. 8 is a schematic view of a hanger plate according to an embodiment of the present invention;
fig. 9 is a front view of a grasping and releasing mechanism according to an embodiment of the present invention after being connected to a test chamber;
fig. 10 is a side view of a grasping and releasing mechanism according to an embodiment of the present invention after being connected to a test chamber.
In the figure:
1. a frame; 2. a first upright post; 3. a first auxiliary support column; 4. a second upright post; 5. a second auxiliary support column; 6. a winch; 7. a guide pulley; 8. a fixed pulley; 9. a wire rope; 10. a movable pulley; 11. a test chamber; 12. a base; 13. a first pull rod; 14. a second pull rod; 15. a hanger plate; 16. an electromagnet; 17. an electric push rod; 18. and a balance plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art all belong to the protection scope of the present invention.
As shown in fig. 1-10, according to the embodiment of the present invention, a test chamber free fall test device, comprises a supporting frame, the lower part fixedly connected with hoist engine 6 of support frame, the reel fixed connection wire rope 9's of hoist engine 6 one end, fixed connection is in after guide pulley 7, fixed pulley 8 and movable pulley 10 were walked around in proper order to wire rope 9's the other end on the support frame, guide pulley 7 with fixed pulley 8 all rotationally sets up the upper portion of support frame, movable pulley 10 is located the below of fixed pulley 8, movable pulley 10 rotationally sets up the top of snatching the release mechanism corresponding with test chamber 11.
In a specific embodiment of the utility model, the support frame includes the multilayer frame 1 of upper and lower interval arrangement, and is adjacent two-layer frame 1 links together through dismantled and assembled a plurality of first stands 2 dismantled and assembled, guide pulley 7 with fixed pulley 8 all rotationally sets up and is being located the top of frame 1, 6 fixed connection of hoist engine is located the bottom frame 1's top is located the bottom be located the bottom frame 1's bottom is connected subaerial dismantled and assembled through dismantled and assembled a plurality of second stands 4.
In a specific embodiment of the present invention, two adjacent layers of the frame 1 are also detachably connected together through a plurality of detachable first auxiliary supporting columns 3, and the bottom of the frame 1 located at the bottom is also detachably connected to the ground through a plurality of detachable second auxiliary supporting columns 5.
In a specific embodiment of the present invention, the grabbing and releasing mechanism includes a base 12, a rotary table is rotatably disposed on the top of the base 12, the rotary table is connected with a driving mechanism, the rotary table is respectively hinged with one end of a plurality of first pull rods 13, the other end of each first pull rod 13 is hinged with one end of a second pull rod 14, the other end of each second pull rod 14 is hinged with the upper end of a hanging plate 15, the middle of the hanging plate 15 is hinged with the base 12, a plug hole corresponding to the plug post of the test chamber 11 is disposed at the lower end of the hanging plate 15, and an electromagnet 16 is fixedly connected to the bottom of the base 12.
In a specific embodiment of the present invention, the driving mechanism includes an electric push rod 17, one end of the electric push rod 17 is hinged to the base 12, and the other end of the electric push rod 17 is hinged to the rotary table.
In one embodiment of the present invention, the top of the base 12 is fixedly connected with a connecting seat through two supporting beams which are fixedly connected, the movable pulley 10 is rotatably disposed on a pulley seat which is fixedly connected with the upper part of the balance plate 18, and the lower part of the balance plate 18 is hinged with the connecting seat.
For the convenience of understanding the above technical solutions of the present invention, the above technical solutions of the present invention will be described in detail through specific use modes.
Test cabin free fall test device include support frame, hoist engine 6, guide pulley 7, fixed pulley 8, wire rope 9, movable pulley 10 and snatch release mechanism.
The support frame adopts high rigidity bearing structure and as the main strutting arrangement of drop test, the whole high strength high rigidity structural steel that adopts of support frame makes, specifically include frame 1, first stand 2, first auxiliary stay post 3, second stand 4 and second auxiliary stay post 5, frame 1 and first stand 2, first auxiliary stay post 3, adopt the form of spiro union to connect between second stand 4 and the second auxiliary stay post 5, the quantity of frame 1 can increase according to actual need and delete, thereby can adapt to different drop test's altitude requirement. The first auxiliary supporting columns 3 and the second auxiliary supporting columns 5 are used for enhancing the stability of the whole structure. The bearing weight of the support frame is 2000kg, the vertical deformation is not more than 5mm, the connection mode is reasonable, the structure is reliable, and the disassembly and the assembly are convenient.
The support frame is provided with a winch 6, a guide pulley 7 and a fixed pulley 8, a steel wire rope 9 on a winding drum of the winch 6 is connected to the support frame after sequentially bypassing the guide pulley 7, the fixed pulley 8 and a movable pulley 10, the test chamber 11 is grabbed by a grabbing and releasing mechanism, and the grabbing and releasing mechanism is lifted synchronously along with the movable pulley 10. The guide pulley 7 and the fixed pulley 8 are respectively rotatably arranged on a pulley seat, and the pulley seat is fixed on the support frame through a bolt.
The grabbing and releasing mechanism comprises a base 12, a rotary table, a first pull rod 13, a second pull rod 14, a hanging plate 15, an electromagnet 16 and an electric push rod 17. The top of the base 12 is fixedly connected with a connecting seat through two fixedly connected supporting beams, the connecting seat is hinged with a balance plate 18, and the balance plate 18 is fixed on a pulley seat connected with the movable pulley 10 and used for ensuring that the base 12 is always kept in a vertical state.
The rotary table drives the hanging plates 15 to turn over through the first pull rod 13 and the second pull rod 14, the number of the hanging plates 15 is four, and the hanging plates 15 are provided with inserting holes for being inserted into inserting columns of the test chamber 11. The electromagnet 16 is used for adsorbing the test chamber 11, and the electric push rod 17 is used for driving the rotary table to rotate.
When the test cabin is used, firstly, the electromagnet 16 is electrified to enable the electromagnet 16 to adsorb the test cabin 11, then the electric push rod 17 is controlled to act, the rotary table rotates and drives the four hanging plates 15 to fold through the first pull rod 13 and the second pull rod 14 until the plug-in posts of the test cabin 11 are inserted into the plug-in holes of the hanging plates 15, then the electromagnet 16 is powered off, the winch 6 acts, the test cabin 11 is driven to move upwards through the steel wire rope 9, then the electromagnet 16 is electrified, the electric push rod 17 resets, the rotary table rotates and drives the four hanging plates 15 to open through the first pull rod 13 and the second pull rod 14, the plug-in posts of the test cabin 11 are separated from the plug-in holes of the hanging plates 15, finally, the electromagnet 16 is powered off, the test cabin 11 falls freely, and a falling.
To sum up, with the help of the above technical scheme of the utility model, simple structure, detachability is strong, and the height of support frame can be adjusted according to the altitude mixture requirement of different drop tests, need not to make the support frame of multiple different specifications, has reduced test cost.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The free falling body test device for the test chamber is characterized by comprising a support frame, wherein the lower portion of the support frame is fixedly connected with a winch (6), a winding drum of the winch (6) is fixedly connected with one end of a steel wire rope (9), the other end of the steel wire rope (9) is fixedly connected to the support frame after being sequentially wound around a guide pulley (7), a fixed pulley (8) and a movable pulley (10), the guide pulley (7) and the fixed pulley (8) are both rotatably arranged on the upper portion of the support frame, the movable pulley (10) is located below the fixed pulley (8), and the movable pulley (10) is rotatably arranged at the top of a grabbing and releasing mechanism corresponding to the test chamber (11).
2. The test chamber free fall test device according to claim 1, wherein the support frame comprises a plurality of layers of frames (1) arranged at intervals up and down, two adjacent layers of the frames (1) are detachably connected together through a plurality of detachable first upright posts (2), the guide pulley (7) and the fixed pulley (8) are rotatably arranged at the top of the uppermost frame (1), the winch (6) is fixedly connected at the top of the lowermost frame (1), and the bottom of the lowermost frame (1) is detachably connected on the ground through a plurality of detachable second upright posts (4).
3. A test chamber free fall test device according to claim 2, wherein the adjacent two layers of said frames (1) are also removably connected together by a number of removable first auxiliary support columns (3), and the bottom of the lowermost frame (1) is also removably connected to the ground by a number of removable second auxiliary support columns (5).
4. The test chamber free fall test device according to claim 1, wherein the grabbing and releasing mechanism comprises a base (12), a rotary table is rotatably arranged at the top of the base (12), the rotary table is connected with a driving mechanism, the rotary table is respectively hinged with one end of a plurality of first pull rods (13), the other end of each first pull rod (13) is hinged with one end of a second pull rod (14), the other end of each second pull rod (14) is hinged with the upper end of a hanging plate (15), the middle part of each hanging plate (15) is hinged with the base (12), the lower end of each hanging plate (15) is provided with a plug hole corresponding to a plug column of the test chamber (11), and an electromagnet (16) is fixedly connected to the bottom of the base (12).
5. A test chamber free fall test device as claimed in claim 4, wherein the drive mechanism comprises an electric push rod (17), one end of the electric push rod (17) is hinged to the base (12), and the other end of the electric push rod (17) is hinged to the turntable.
6. A test chamber free fall test device as claimed in claim 4, wherein the top of the base (12) is fixedly connected with a connecting base through two support beams which are fixedly connected, the movable pulley (10) is rotatably arranged on a pulley base which is fixedly connected with the upper part of a balance plate (18), and the lower part of the balance plate (18) is hinged with the connecting base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120747943.6U CN214277349U (en) | 2021-04-13 | 2021-04-13 | Free falling body test device for test chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120747943.6U CN214277349U (en) | 2021-04-13 | 2021-04-13 | Free falling body test device for test chamber |
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| Publication Number | Publication Date |
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| CN214277349U true CN214277349U (en) | 2021-09-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120747943.6U Active CN214277349U (en) | 2021-04-13 | 2021-04-13 | Free falling body test device for test chamber |
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| CN (1) | CN214277349U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114018526A (en) * | 2021-11-04 | 2022-02-08 | 三联泵业股份有限公司 | Drop test device for submersible pump |
-
2021
- 2021-04-13 CN CN202120747943.6U patent/CN214277349U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114018526A (en) * | 2021-11-04 | 2022-02-08 | 三联泵业股份有限公司 | Drop test device for submersible pump |
| CN114018526B (en) * | 2021-11-04 | 2024-05-17 | 三联泵业股份有限公司 | Drop test device for submersible pump |
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