CN209802594U - Live wire device leakproofness test fixture - Google Patents
Live wire device leakproofness test fixture Download PDFInfo
- Publication number
- CN209802594U CN209802594U CN201920565698.XU CN201920565698U CN209802594U CN 209802594 U CN209802594 U CN 209802594U CN 201920565698 U CN201920565698 U CN 201920565698U CN 209802594 U CN209802594 U CN 209802594U
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- groove
- sealant
- wire
- die
- placing space
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Abstract
The utility model provides a take electric wire device leakproofness test fixture, including last mould and bed die. The upper die is provided with a first groove, the lower die is provided with a second groove, and the first groove and the second groove are matched to form a placing space. During detection, the device is placed in the placing space. The jig is further provided with an upper sealant and a lower sealant, the upper sealant is arranged along the edge of the first groove, the lower sealant is arranged along the edge of the second groove, the upper sealant is attached to the lower sealant during installation, and then the placing space is sealed. Secondly, the position that the upper sealant is close to the electric wire is provided with an upper semicircular groove, the position that the lower sealant is close to the electric wire is provided with a lower semicircular groove, the upper semicircular groove and the lower semicircular groove are matched to form a cylindrical cavity, and the side wall of the cylindrical cavity is attached to the electric wire during installation so as to seal the placing space. Therefore, when the jig is used for testing, the wires are arranged outside, the space for placing space cannot be occupied, and the test result cannot be influenced.
Description
Technical Field
the utility model relates to a device leakproofness detects technical field, especially relates to a live wire device leakproofness test fixture.
Background
In order to achieve the effects of water resistance, dust resistance or air leakage prevention, most electronic product devices need to be subjected to tightness tests. At present, a sealing tester is generally used for inflating and maintaining the pressure inside an electronic product device, detecting the way of gas leaking from the device to be tested, and further judging the sealing performance of the device. For the tested device without an air inflation port with no wire, only a sealed cavity is required to be arranged on the periphery of the device, then air is inflated into the sealed cavity, whether air permeates into the tested device or not is detected, and the sealing performance of the device is judged. For a device to be tested without an inflation port with an electric wire, the above-mentioned method is also adopted for testing, and the device to be tested and the electric wire are put into a sealed cavity together. However, such a test method may affect the detection result to some extent. Because 1, the inside of a common wire can be ventilated, an operator cannot judge whether the tested device is ventilated or the wire is ventilated; 2. the electric wire contained in the sealed cavity can increase the volume of the cavity, thereby leading to large volume of the jig. Therefore, how to improve the sealing performance test effect of the device to be tested without an inflation inlet on the live wire is a technical problem to be solved urgently.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide a: the provided jig for testing the sealing performance of the live wire device has the advantages that the measuring result obtained by using the jig is accurate, and the occupied space of the jig is small.
The purpose of the utility model is realized by adopting the following technical scheme:
a sealing test fixture for a live wire device comprises an upper die, a lower die, an upper sealing glue and a lower sealing glue; the upper die is provided with a first groove, correspondingly, the lower die is provided with a second groove, and the first groove and the second groove are matched to form a placing space; the upper sealant is arranged along the edge of the first groove, the lower sealant is arranged along the edge of the second groove, and the upper sealant is attached to the lower sealant during installation so as to seal the placing space;
The position that the upper sealant is close to the electric wire is provided with an upper semicircular groove, correspondingly, the position that the lower sealant is close to the electric wire is provided with a lower semicircular groove, the upper semicircular groove is matched with the lower semicircular groove to form a cylindrical cavity, and the side wall of the cylindrical cavity is attached to the electric wire during installation so as to seal the placing space.
The wire positioning block is used for fixing the side wall of the upper die or the lower die and is provided with a fixing groove, and the fixing groove is used for fixing one end, close to a device, of the wire.
Furthermore, the wire positioning block is fixed on the side wall of the lower die close to the wire outlet position of the device through a positioning pin.
Furthermore, the upper die is provided with a first clamping groove along the edge of the first groove, the first clamping groove is used for clamping and placing the upper sealing glue, the lower die is provided with a second clamping groove along the edge of the second groove, and the second clamping groove is used for clamping and placing the lower sealing glue.
furthermore, the upper die is provided with an inflation hole, the inflation hole communicates the outside with the placing space, and the inflation hole is used for introducing test gas into the placing space.
Further, the upper die and the lower die are fixed together through positioning pins.
Compared with the prior art, the beneficial effects of the utility model reside in that:
The utility model provides a take electric wire device leakproofness test fixture, including last mould and bed die. The upper die is provided with a first groove, correspondingly, the lower die is provided with a second groove, and the first groove and the second groove are matched to form a placing space. During detection, the device is placed in the placing space. In order to seal the placing space, the jig is further provided with an upper sealing glue and a lower sealing glue, the upper sealing glue is arranged along the edge of the first groove, the lower sealing glue is arranged along the edge of the second groove, the upper sealing glue is attached to the lower sealing glue during installation, and then the placing space is sealed. Because the device has the electric wire, so, the position that sealed glue is close to the electric wire on, and correspondingly, the position that sealed glue is close to the electric wire down is provided with semicircle recess, goes up semicircle recess and the cooperation of semicircle recess down and forms cylindrical cavity, and the lateral wall and the electric wire laminating of cylindrical cavity during the installation to sealed space of placing. Compared with the prior art, when the jig is used for testing, the electric wire is arranged outside, the space for placing space cannot be occupied, and the test result cannot be influenced.
Drawings
Fig. 1 is a schematic structural view of a jig provided by the present invention;
FIG. 2 is a schematic view of the fixture shown in FIG. 1;
FIG. 3 is a side view of the jig shown in FIG. 2;
FIG. 4 is a cross-sectional view of the fixture of FIG. 3 taken along plane A-A;
FIG. 5 is an exploded view of the upper portion of the fixture shown in FIG. 1;
fig. 6 is an exploded view of the lower portion of the jig shown in fig. 1.
In the figure: 1. an upper die; 11. a first groove; 12. a first card slot; 2. a lower die; 21. a second groove; 22. a second card slot; 3. applying a sealant; 31. an upper semicircular groove; 4. placing a sealant; 41. a lower semicircular groove; 5. a wire positioning block; 51. fixing grooves; 6. a placement space; 7. a live wire device; 8. and (4) an air inflation hole.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.
as shown in fig. 1-6, the utility model provides a pair of live wire device 7 leakproofness test fixture, including last mould 1, bed die 2, sealed 3, sealed 4 and the electric wire locating piece 5 of glue down of gluing on. Wherein, the upper die 1 is provided with a first groove 11, correspondingly, the lower die 2 is provided with a second groove 21, and the first groove 11 and the second groove 21 cooperate to form the placing space 6. During detection, the device with the electric wire device 7 is arranged in the placing space 6, and the electric wire is arranged outside the placing space 6. In this embodiment, the upper mold 1 and the lower mold 2 are fixed together by a positioning pin. It should be noted that the placement space 6 may be changed according to the size or shape of the wired device 7.
in order to ensure the accuracy of the detection result, the placing space 6 needs to be sealed. Therefore, the upper sealant 3 is arranged along the edge of the first groove 11, and the lower sealant 4 is arranged along the edge of the second groove 21; during installation, the upper sealant 3 is attached to the lower sealant 4, and the placing space 6 is sealed. Because the device is provided with an electric wire, the upper sealant 3 is provided with an upper semicircular groove 31 at a position close to the electric wire, correspondingly, the lower sealant 4 is provided with a lower semicircular groove 41 at a position close to the electric wire, and the upper semicircular groove 31 and the lower semicircular groove 41 are matched to form a cylindrical cavity. When the device is installed, the side wall of the cylindrical cavity is attached to the side wall of the electric wire so as to seal the placing space 6. In this embodiment, the upper mold 1 is provided with a first clamping groove 12 along an edge of the first groove 11, the first clamping groove 12 is used for clamping the upper sealant 3, the lower mold 2 is provided with a second clamping groove 22 along an edge of the second groove 21, and the second clamping groove 22 is used for clamping the lower sealant 4. When the diameter of the wire carried by the device changes, an operator can replace the upper and lower sealants 4 so that the semicircular grooves on the replaced upper and lower sealants 4 are adapted to the wire carried by the device to be detected.
Compared with the prior art, when the jig is used for detecting devices with wires, the wires are arranged outside, the space for placing the space 6 cannot be occupied, and the test result cannot be influenced.
Further, in order to make the side wall of the cavity better fit with the electric wire to achieve a better sealing effect, the side wall of the upper die 1 or the lower die 2 is fixed with an electric wire positioning block 5, the electric wire positioning block 5 is provided with a fixing groove 51, and the fixing groove 51 is used for fixing one end of the electric wire close to the device. In this embodiment, the wire fixing block is fixed to the sidewall of the lower mold 2 near the device outgoing line position by a positioning pin, and the opening of the fixing groove 51 is upward. During testing, the wires are clamped in the fixing grooves 51 to prevent the wires from deviating, so that the wires are better attached to the side walls of the cavity.
in this embodiment, the air charging hole 8 is disposed on the upper mold 1, and the air charging hole 8 communicates the outside with the placing space 6, so as to introduce the testing gas into the placing space 6.
in practice, the device is placed in the placement space 6, the wire is placed in the cylindrical cavity, and then the placement space 6 is inflated through the inflation hole 8 using a seal test instrument, thereby detecting the sealability of the wired device 7.
the above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.
Claims (6)
1. The utility model provides a live wire device leakproofness test fixture which characterized in that: comprises an upper die, a lower die, an upper sealant and a lower sealant; the upper die is provided with a first groove, correspondingly, the lower die is provided with a second groove, and the first groove and the second groove are matched to form a placing space; the upper sealant is arranged along the edge of the first groove, the lower sealant is arranged along the edge of the second groove, and the upper sealant is attached to the lower sealant during installation so as to seal the placing space;
The position that the upper sealant is close to the electric wire is provided with an upper semicircular groove, correspondingly, the position that the lower sealant is close to the electric wire is provided with a lower semicircular groove, the upper semicircular groove is matched with the lower semicircular groove to form a cylindrical cavity, and the side wall of the cylindrical cavity is attached to the electric wire during installation so as to seal the placing space.
2. The device with wire tightness testing fixture according to claim 1, characterized in that: the wire positioning block is used for fixing the side wall of the upper die or the lower die, a fixing groove is formed in the wire positioning block, and the fixing groove is used for fixing one end, close to a device, of the wire.
3. The device with wire tightness testing fixture according to claim 2, wherein: the wire positioning block is fixed on the side wall of the lower die close to the wire outlet position through a positioning pin, and the opening of the fixing groove is upward.
4. The device with wire tightness testing fixture according to claim 1, characterized in that: the upper die is provided with a first clamping groove along the edge of the first groove, the first clamping groove is used for clamping and placing the upper sealing glue, the lower die is provided with a second clamping groove along the edge of the second groove, and the second clamping groove is used for clamping and placing the lower sealing glue.
5. The device with wire tightness testing fixture according to claim 1, characterized in that: the upper die is provided with an inflation hole, the inflation hole communicates the outside with the placing space, and the inflation hole is used for introducing test gas into the placing space.
6. The device with wire tightness testing fixture according to claim 1, characterized in that: the upper die and the lower die are fixed together through positioning pins.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920565698.XU CN209802594U (en) | 2019-04-23 | 2019-04-23 | Live wire device leakproofness test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920565698.XU CN209802594U (en) | 2019-04-23 | 2019-04-23 | Live wire device leakproofness test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209802594U true CN209802594U (en) | 2019-12-17 |
Family
ID=68830861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920565698.XU Active CN209802594U (en) | 2019-04-23 | 2019-04-23 | Live wire device leakproofness test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209802594U (en) |
-
2019
- 2019-04-23 CN CN201920565698.XU patent/CN209802594U/en active Active
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