CN219996444U - Wire harness air tightness testing device - Google Patents
Wire harness air tightness testing device Download PDFInfo
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- CN219996444U CN219996444U CN202321252442.6U CN202321252442U CN219996444U CN 219996444 U CN219996444 U CN 219996444U CN 202321252442 U CN202321252442 U CN 202321252442U CN 219996444 U CN219996444 U CN 219996444U
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- Prior art keywords
- water tank
- observation
- wire harness
- fixedly connected
- air tightness
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- 238000012360 testing method Methods 0.000 title claims abstract description 40
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 45
- 238000007789 sealing Methods 0.000 claims abstract description 31
- 238000007664 blowing Methods 0.000 claims abstract description 16
- 230000003028 elevating effect Effects 0.000 claims description 19
- 244000309464 bull Species 0.000 claims description 11
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 1
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- Examining Or Testing Airtightness (AREA)
Abstract
The utility model discloses a wire harness air tightness testing device, which relates to the technical field of air tightness testing and comprises an observation mechanism, wherein one side of the observation mechanism is provided with a lifting mechanism, the other side of the observation mechanism is provided with a sealing mechanism, the observation mechanism comprises an observation water tank, the inner wall of one side of the observation water tank is provided with a sliding groove, the top of one side of the observation water tank is fixedly provided with two groups of air blowing devices, the output end of each air blowing device is fixedly connected with an air outlet pipe, one side of the observation water tank is rotatably connected with a rotating rod, and one end of the rotating rod is fixedly connected with a shaking handle. According to the utility model, through the design of the lifting mechanism and the observation water tank, a certain amount of water is poured into the observation water tank, and then the external air is pumped into the wire harness product through the air blowing device, so that a user can know whether the air tightness is good or not through observing whether bubbles are generated, and the practicability of the device is improved.
Description
Technical Field
The utility model relates to the technical field of air tightness test, in particular to a wire harness air tightness test device.
Background
In the small-sized household appliance industry, a large number of harness air pipes are needed, part of the harness air pipes need to transport steam, the steam temperature is as high as 300 ℃, and if the air pipes leak air, safety accidents are generated in actual use. The prior basic method for checking whether the air pipe leaks is to fill the air pipe with fixed air pressure, check the air pressure drop value and manually judge whether the air pipe leaks, thus not only having low efficiency, but also being easy to misjudge, and bringing great potential safety hazard to users once the bad products leave the factory.
Patent publication No. CN214334142U now discloses a MEB harness product gas tightness testing device, comprising: the test device comprises a test rack, wherein a test platform is arranged on the test rack, and an equipment installation area is arranged below the test platform; the location installation component of loading in test platform, the location installation component includes: a first jig mounting table and a second jig mounting table; and a test equipment set, the test equipment set comprising: the air tightness testing device comprises an industrial personal computer, an air tightness tester and a display, wherein when the air tightness leakage parameter measured by the air tightness tester reaches a preset threshold value, the industrial personal computer controls the display to display alarm information.
In order to solve the problems that a large load is often generated on a wire harness product in the test process and the test precision is poor, the prior art adopts airtight leakage parameters according to the wire harness to reflect whether leakage points exist on the surface of the wire harness product, so that the integrity of the surface of the wire harness is detected, the wire harness is tested in a manner that the airtight leakage parameters are tested to reach the integrity of the surface of the wire harness, but the situation that the test operation is too complicated is also caused, and the problem of low work efficiency is caused.
Disclosure of Invention
The utility model aims to solve the problems of low working efficiency caused by excessively complicated test operation in the prior art, and provides a wire harness air tightness test device which has the functions of simplicity in operation and high efficiency.
In order to achieve the above purpose, the utility model provides a wire harness air tightness testing device, which comprises an observation mechanism, wherein one side of the observation mechanism is provided with a lifting mechanism, the other side of the observation mechanism is provided with a sealing mechanism, the observation mechanism comprises an observation water tank, the inner wall of one side of the observation water tank is provided with a sliding groove, the top of one side of the observation water tank is fixedly provided with an air blowing device, the number of the air blowing devices is two, the output end of the air blowing device is fixedly connected with an air outlet pipe, one side of the observation water tank is rotationally connected with a rotating rod, one end of the rotating rod is fixedly connected with a shaking handle, the other end of the rotating rod penetrates through the observation water tank and is fixedly connected with a first bevel gear, the bottom of the first bevel gear is meshed with a second bevel gear, the top of the axis of the second bevel gear is fixedly connected with a threaded rod, the bottom of the second bevel gear is rotationally connected with the bottom of the inside of the observation water tank, the outer surface of the threaded rod is connected with the lifting mechanism, and the lifting mechanism is adjusted in height through rotation of the shaking handle, so that the fixed wire harness is immersed in a water body.
Optionally, elevating system includes the elevating platform, the side fixedly connected with slider of elevating platform, the surface of slider and the internal surface sliding connection of spout, the screw hole has been seted up at the middle part of elevating platform, the inner wall of screw hole and the outer wall threaded connection of threaded rod.
Optionally, the top fixedly connected with wind chamber of elevating platform, one side fixedly connected with connecting pipe of wind chamber, the other end of connecting pipe and the one end fixed connection of outlet duct, the opposite side fixed mounting of wind chamber has the sleeve pipe, the inside in air inlet chamber is extended to sheathed tube one end, the sheathed tube other end is provided with fastening unit.
Optionally, the bottom of fastening unit and elevating platform's top fixed connection, set up the trepanning on the fastening unit, fixed mounting has the lantern ring on the inner wall of trepanning, the top of lantern ring is provided with the fastening bull stick, fastening bull stick side and the top threaded connection of fastening unit.
Optionally, the closing mechanism includes upper closing plate and limit baffle, the top centre of upper closing plate is fixed mounting has the handle.
Optionally, connecting holes are formed in two ends of the upper sealing plate, a lower sealing plate is arranged at the bottom of the upper sealing plate, and threaded columns are fixedly connected to two sides of the top of the lower sealing plate.
Optionally, the top of screw thread post passes connecting hole threaded connection and has the closure nut, the bottom of upper closure plate and the top fixed mounting of lower closure plate have sealed pad, limit baffle's side and the opposite side inner wall fixed connection of observing the water tank.
Compared with the prior art, the technical progress of the utility model is as follows:
1. the utility model provides a wire harness air tightness testing device, which is characterized in that a lifting mechanism and an observation water tank are designed, a certain amount of water is poured into the observation water tank, a shaking handle is rotated to drive the lifting mechanism to lift and separate from the water surface, after a wire harness product is fixed, the shaking handle is rotated reversely to enable the wire harness product to be placed below the water surface, and then external air is pumped into the wire harness product through an air blowing device, so that a user can know whether the air tightness is good or not through observing whether bubbles are generated, and the practicability of the device is improved.
2. According to the wire harness air tightness testing device, one end of a wire harness product is fixed with the fastening unit through the design of the fastening unit and the sealing mechanism, the other end of the wire harness product is sealed through the sealing mechanism, so that air can be prevented from escaping into the wire harness product, and convenience of a user in disassembling and installing the wire harness product is improved through the design of the fastening rotating rod and the lantern ring.
Drawings
Fig. 1 is a schematic structural view of a wire harness airtightness test apparatus according to an embodiment of the present utility model;
fig. 2 is a schematic structural view of an observation mechanism in a wire harness air-tightness testing device according to an embodiment of the present utility model;
fig. 3 is a schematic view of a structure of a lifting mechanism in a wire harness airtightness test apparatus according to one embodiment of the present utility model;
fig. 4 is a schematic structural view of a fastening unit in a wire harness airtightness test apparatus according to one embodiment of the present utility model;
fig. 5 is a schematic structural view of a closing mechanism in a wire harness airtightness test apparatus according to an embodiment of the present utility model.
Description of the reference numerals
1. Viewing mechanism 11, viewing water tank
12. Chute 13 and blowing device
14. Air outlet pipe 15, rotary rod
16. Shaking handle 17, helical gear one
18. Helical gear II 19, threaded rod
2. Lifting mechanism 21 and lifting table
22. Slider 23, screw hole
24. Air cavity 25, connecting pipe
26. Sleeve 27, fastening unit
271. Trepanning 272 and collar
273. Fastening rotating rod 3 and sealing mechanism
31. Upper closure plate 32, handle
33. Connecting hole 34, lower closing plate
35. Threaded post 36, closure nut
37. Gasket 38, limit stop
Detailed Description
The following describes the detailed implementation of the embodiments of the present utility model with reference to the drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the utility model, are not intended to limit the utility model.
Example 1
As shown in fig. 1-5, the utility model provides a wire harness air tightness testing device, which comprises an observation mechanism 1, wherein one side of the observation mechanism 1 is provided with a lifting mechanism 2, the other side of the observation mechanism 1 is provided with a sealing mechanism 3, the observation mechanism 1 comprises an observation water tank 11, the inner wall of one side of the observation water tank 11 is provided with a sliding groove 12, the top of one side of the observation water tank 11 is fixedly provided with two blowing devices 13, the output ends of the blowing devices 13 are fixedly connected with an air outlet pipe 14, one side of the observation water tank 11 is rotatably connected with a rotating rod 15, one end of the rotating rod 15 is fixedly connected with a shaking handle 16, the other end of the rotating rod 15 passes through the observation water tank 11 and is fixedly connected with a first bevel gear 17, the bottom of the first bevel gear 17 is meshed with a second bevel gear 18, the top of the axis of the second bevel gear 18 is fixedly connected with a threaded rod 19, the bottom of the second bevel gear 18 is rotatably connected with the bottom of the inside of the observation water tank 11, the outer surface of the threaded rod 19 is in threaded connection with the lifting mechanism 2, and specifically, the blowing devices 13 are in structures known by the air pump in the field, and the like. The clear water is poured into the observation water tank 11, the shaking handle 16 is rotated to drive the rotary rod 15, the first bevel gear 17, the second bevel gear 18 and the threaded rod 19 to rotate, so that the lifting mechanism 2 moves on the threaded rod 19, and the lifting and descending of the lifting mechanism 2 can be controlled by controlling the rotation direction of the shaking handle 16.
Example 2
As shown in fig. 1-5, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the elevating system 2 includes elevating platform 21, elevating platform 21's side fixedly connected with slider 22, the surface of slider 22 and the internal surface sliding connection of spout 12, threaded hole 23 has been seted up at elevating platform 21's middle part, threaded hole 23's inner wall and threaded rod 19's outer wall threaded connection, elevating platform 21's top fixedly connected with wind chamber 24, wind chamber 24's one side fixedly connected with connecting pipe 25's one end, connecting pipe 25's the other end and outlet duct 14's one end fixed connection, wind chamber 24's opposite side fixed mounting has sleeve 26, sleeve 26's one end extends the inside of inlet chamber 24, sleeve 26's the other end is provided with fastening unit 27, fastening unit 27's bottom and elevating platform 21's top fixed connection, sleeve hole 271 has been seted up on the fastening unit 27, sleeve hole 271's the inner wall is last fixed mounting to have lantern ring 272, the top of lantern ring 272 is provided with the fastening bull stick 273, fastening bull stick 273 side and fastening unit 27's top threaded connection, cup joint one end of pencil product in sleeve 26 outside, use the tool rotation fastening bull stick, fastening bull stick upward rotates to drive the lantern ring 273 to inwards move, with sleeve 26 interact with sleeve 272 and sleeve 26 one end with the fastening 273, the one end of product is rotated through the fastening 273, the pencil is convenient for the user to dismantle one end of the product.
Example 3
As shown in fig. 1-5, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the closing mechanism 3 comprises an upper closing plate 31 and a limit baffle 38, a handle 32 is fixedly installed in the middle of the top of the upper closing plate 31, connecting holes 33 are formed in two ends of the upper closing plate 31, a lower closing plate 34 is arranged at the bottom of the upper closing plate 31, threaded columns 35 are fixedly connected to two sides of the top of the lower closing plate 34, sealing nuts 36 are fixedly installed at the tops of the threaded columns 35 and the top of the lower closing plate 34 in a threaded manner, a sealing gasket 37 is fixedly installed at the bottom of the upper closing plate 31 and the top of the lower closing plate 34, the side surface of the limit baffle 38 is fixedly connected with the inner wall of the other side of the observation water tank 11, the other end of a wire harness product is placed between the upper closing plate 31 and the lower closing plate 34, the threaded columns 35 penetrate through the connecting holes 33 and are fastened by the sealing nuts 36, the closing mechanism 3 is placed below the limit baffle 38 through the handle 32, and when the inside of the wire harness product is filled with gas to generate buoyancy, the limit baffle 38 is ensured to be always located below the liquid level.
The working principle of the wire harness air tightness testing device is specifically described below.
As shown in fig. 1 to 5, a user rotates the shaking handle 16 by hand to drive the rotating rod 15, the first bevel gear 17, the second bevel gear 18 and the threaded rod 19 to rotate, the lifting table 21 ascends to sleeve one end of the wire harness product outside the sleeve 26, the tool rotates to fasten the rotating rod 273 to drive the collar 272 to move inwards to tighten the wire harness product, the other end of the wire harness product is placed between the upper sealing plate 31 and the lower sealing plate 34, the threaded column 35 passes through the connecting hole 33 to fasten the wire harness product by using the sealing nut 36, the sealing mechanism 3 is placed below the limit baffle 38 by the handle 32, the shaking handle 16 rotates in the opposite direction to descend the lifting table 21, clean water is poured into the observation water tank 11, the blowing device 13 is started to enable external air to enter the wire harness product through the air outlet pipe 14, the connecting pipe 25, the air cavity 24 and the sleeve 26, and whether the air tightness of the wire harness product is good or not can be known by observing whether the air bubbles are generated in the water tank 11.
Compared with the prior art, the technical progress of the utility model is as follows:
the utility model provides a wire harness air tightness testing device, which is characterized in that through the design of a lifting mechanism 2 and an observation water tank 11, a certain amount of water is poured into the observation water tank 11, a shaking handle 16 is rotated to drive the lifting mechanism 2 to ascend and separate from the water surface, after a wire harness product is fixed, the shaking handle 16 is reversely rotated to be placed below the water surface, and then external air is pumped into the wire harness product through an air blowing device 13, so that a user can know whether the air tightness is good or not through observing whether bubbles are generated, and the practicability of the device is improved.
The utility model provides a wire harness air tightness testing device, which is characterized in that one end of a wire harness product is fixed with a fastening unit 27 through the design of the fastening unit 27 and a sealing mechanism 3, the other end of the wire harness product is sealed by using the sealing mechanism 3, so that air can be prevented from escaping into the wire harness product, and the convenience of the device is improved by the design of a fastening rotating rod 273 and a lantern ring 271, so that the wire harness product can be conveniently detached and installed by a user.
The preferred embodiments of the present utility model have been described in detail above with reference to the accompanying drawings, but the present utility model is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present utility model within the scope of the technical concept of the present utility model, and all the simple modifications belong to the protection scope of the present utility model. In addition, the specific features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various possible combinations are not described further.
Moreover, any combination of the various embodiments of the utility model can be made without departing from the spirit of the utility model, which should also be considered as disclosed herein.
Claims (7)
1. The utility model provides a pencil gas tightness testing arrangement, includes observation mechanism (1), its characterized in that: one side of the observation mechanism (1) is provided with a lifting mechanism (2), the other side of the observation mechanism (1) is provided with a sealing mechanism (3), the observation mechanism (1) comprises an observation water tank (11), the inner wall of one side of the observation water tank (11) is provided with a sliding groove (12), and the top of one side of the observation water tank (11) is fixedly provided with a blowing device (13);
the quantity of blowing device (13) is two sets of, the output fixedly connected with outlet duct (14) of blowing device (13), one side rotation of observing water tank (11) is connected with bull stick (15), one end fixedly connected with of bull stick (15) shakes handle (16), the other end of bull stick (15) passes observing water tank (11) fixedly connected with helical gear one (17), the bottom meshing of helical gear one (17) has helical gear two (18), the top fixedly connected with threaded rod (19) of the axle center department of helical gear two (18), the bottom of helical gear two (18) rotates with the inside bottom surface of observing water tank (11) and is connected, the surface threaded connection of threaded rod (19) has elevating system (2).
2. The wire harness air tightness test device according to claim 1, wherein: elevating system (2) are including elevating platform (21), the side fixedly connected with slider (22) of elevating platform (21), the surface of slider (22) and the internal surface sliding connection of spout (12), screw hole (23) have been seted up at the middle part of elevating platform (21), the inner wall of screw hole (23) and the outer wall threaded connection of threaded rod (19).
3. The wire harness air tightness test device according to claim 2, wherein: the top fixedly connected with wind chamber (24) of elevating platform (21), one side fixedly connected with connecting pipe (25) of wind chamber (24), the other end of connecting pipe (25) and the one end fixed connection of outlet duct (14), the opposite side fixed mounting of wind chamber (24) has sleeve pipe (26), the inside of wind chamber (24) is extended to the one end of sleeve pipe (26), the other end of sleeve pipe (26) is provided with fastening unit (27).
4. A wire harness air tightness testing device according to claim 3, wherein: the bottom of fastening unit (27) and the top fixed connection of elevating platform (21), set up trepanning (271) on fastening unit (27), fixed mounting has lantern ring (272) on the inner wall of trepanning (271), the top of lantern ring (272) is provided with fastening bull stick (273), fastening bull stick (273) side and the top threaded connection of fastening unit (27).
5. The wire harness air tightness test device according to claim 4, wherein: the sealing mechanism (3) comprises an upper sealing plate (31) and a limit baffle (38), and a handle (32) is fixedly arranged in the middle of the top of the upper sealing plate (31).
6. The wire harness air tightness test device according to claim 5, wherein: connecting holes (33) are formed in two ends of the upper sealing plate (31), a lower sealing plate (34) is arranged at the bottom of the upper sealing plate (31), and threaded columns (35) are fixedly connected to two sides of the top of the lower sealing plate (34).
7. The wire harness air tightness test device according to claim 6, wherein: the top of the threaded column (35) penetrates through the connecting hole (33) to be connected with a sealing nut (36) in a threaded mode, a sealing gasket (37) is fixedly arranged at the bottom of the upper sealing plate (31) and the top of the lower sealing plate (34), and the side face of the limit baffle (38) is fixedly connected with the inner wall of the other side of the observation water tank (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321252442.6U CN219996444U (en) | 2023-05-22 | 2023-05-22 | Wire harness air tightness testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321252442.6U CN219996444U (en) | 2023-05-22 | 2023-05-22 | Wire harness air tightness testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219996444U true CN219996444U (en) | 2023-11-10 |
Family
ID=88610655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321252442.6U Active CN219996444U (en) | 2023-05-22 | 2023-05-22 | Wire harness air tightness testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219996444U (en) |
-
2023
- 2023-05-22 CN CN202321252442.6U patent/CN219996444U/en active Active
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| GR01 | Patent grant |