CN213817129U - Dampproofing explosion-proof terminal box - Google Patents
Dampproofing explosion-proof terminal box Download PDFInfo
- Publication number
- CN213817129U CN213817129U CN202022310450.4U CN202022310450U CN213817129U CN 213817129 U CN213817129 U CN 213817129U CN 202022310450 U CN202022310450 U CN 202022310450U CN 213817129 U CN213817129 U CN 213817129U
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- Prior art keywords
- box body
- box
- moisture
- wire holder
- electrical connector
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- 238000007789 sealing Methods 0.000 claims abstract description 22
- 239000002274 desiccant Substances 0.000 claims abstract description 5
- 238000004880 explosion Methods 0.000 claims description 12
- 239000012634 fragment Substances 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 7
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 239000004033 plastic Substances 0.000 claims description 6
- 229920003023 plastic Polymers 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 4
- 208000004350 Strabismus Diseases 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model discloses a dampproofing explosion-proof terminal box, including box body and lid, its characterized in that: the side wall of the box body is sleeved with a sealing sleeve, a lead is inserted into the sealing sleeve, a wire core is arranged in the lead, and the side wall of the box body is connected with a pressing sleeve through threads; the upper end of the box cover is fixedly connected with a check ring, the middle part of the box cover is fixedly connected with an exhaust pipe, the exhaust pipe is provided with a stop valve, the lower end of the box cover is bonded with a sealing gasket, the lower end of the sealing gasket is contacted with the upper end of the box body, the lower end of the box cover is fixedly connected with a shell, the shell is provided with a through hole, and a drying agent is placed in the shell; the wire holder is installed to the inboard bottom of box body, the lower extreme of wire holder is provided with the arch, be provided with spread groove and threading groove in the wire holder, the wiring strip is installed to the threading inslot. The utility model discloses dampproofing explosion-proof terminal box has the advantage of dampproofing, explosion-proof, the connection terminal installation of being convenient for.
Description
Technical Field
The utility model belongs to the terminal box field, concretely relates to dampproofing explosion-proof terminal box.
Background
Junction boxes are common circuit connection fittings, and are mainly used for connecting different lines together to form a power-on circuit. The junction box mainly comprises a box body, a box cover, a wire holder and the like.
The junction box can be divided into various categories according to the use place, but in a humid environment, the traditional junction box is difficult to meet the requirement, the junction box can be affected with damp, circuit faults are caused, particularly important underground power distribution facilities, the traditional junction box is poor in moisture resistance, and the junction box can be exploded to cause accidents. Wire holders in some terminal boxes are all constructed with box body integral type, when the wire holder takes place the damage, then can lead to whole wire holder to scrap, lead to the waste of terminal box. Accordingly, there is a need for improvements in the art.
SUMMERY OF THE UTILITY MODEL
To the not enough of above-mentioned prior art, the utility model aims to solve the technical problem that: how to provide a terminal box that is dampproofing, explosion-proof, the connection terminal is convenient for install.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the utility model provides a dampproofing explosion-proof terminal box, includes box body and lid, its characterized in that: the side wall of the box body is sleeved with a sealing sleeve, a lead is inserted into the sealing sleeve, a wire core is arranged in the lead, and the side wall of the box body is connected with a pressing sleeve through threads;
the upper end of the box cover is fixedly connected with a check ring, the middle part of the box cover is fixedly connected with an exhaust pipe, the exhaust pipe is provided with a stop valve, the lower end of the box cover is bonded with a sealing gasket, the lower end of the sealing gasket is contacted with the upper end of the box body, the lower end of the box cover is fixedly connected with a shell, the shell is provided with a through hole, and a drying agent is placed in the shell;
the wire holder is installed to the inboard bottom of box body, the lower extreme of wire holder is provided with the arch, be provided with spread groove and threading groove in the wire holder, the wiring strip is installed to the threading inslot, the inboard bottom of box body is provided with the shell fragment, the surface of shell fragment is provided with the fixture block.
Compared with the prior art, the utility model discloses dampproofing explosion-proof terminal box has the advantage be:
1. has moisture-proof effect.
Through design casing in the terminal box, lay the drier in the casing, can absorb the moisture in the terminal box, avoid the humidity in the terminal box great, lead to the circuit to wet, take place unexpected circumstances such as short circuit, improved the security of terminal box.
2. Has the effect of explosion prevention.
Through parts such as design seal cover, lid, sealed pad, can seal the terminal box, and design the blast pipe on the lid, design the stop valve on the blast pipe, through blast pipe joinable vacuum pump with terminal box interior evacuation, then close the stop valve for accessible vacuum state in the terminal box, the air is rare, then the inside difficult explosion that takes place of terminal box has good explosion-proof effect.
3. The wire holder and the box body adopt a combination mode, and the wire holder can be replaced even if burned out.
When the wire holder is dismantled to needs, at first take off the bolt on the lid, dismantle the lid, then take off the screw on the wire holder, then can outwards stir the shell fragment for fixture block on the shell fragment squints, and makes the fixture block leave the draw-in groove on the wire holder, then can be with wire holder rebound, dismantle the wire holder, can change.
Drawings
Fig. 1 is a schematic structural view of the moisture-proof and explosion-proof junction box of the present invention.
Fig. 2 is an enlarged view of a portion a in fig. 1.
Fig. 3 is an enlarged view of fig. 1 at B.
Fig. 4 is a front view of the cassette cover of fig. 1.
Fig. 5 is a side view of the wire holder of fig. 1.
Labeled as: 1. a box body; 2. a groove; 3. sealing sleeves; 4. a wire; 5. a wire core; 6. a compression sleeve; 7. a box cover; 8. a retainer ring; 9. an exhaust pipe; 10. a stop valve; 11. a gasket; 12. a bolt; 13. a housing; 14. a through hole; 15. a desiccant; 16. a wire holder; 17. a protrusion; 18. connecting grooves; 19. a threading slot; 20. a wire connection strip; 21. connecting blocks; 22. a screw; 23. a card slot; 24. a spring plate; 25. and (7) clamping blocks.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
In the specific implementation: as shown in fig. 1 to 5, the moisture-proof and explosion-proof junction box comprises a box body 1 and a box cover 7, wherein a sealing sleeve 3 is sleeved on the side wall of the box body 1, a lead 4 is inserted into the sealing sleeve 3, a wire core 5 is arranged in the lead 4, and a compression sleeve 6 is connected to the side wall of the box body 1 through threads;
the upper end of the box cover 7 is fixedly connected with a check ring 8, the middle part of the box cover 7 is fixedly connected with an exhaust pipe 9, a stop valve 10 is installed on the exhaust pipe 9, a sealing gasket 11 is bonded to the lower end of the box cover 7, the lower end of the sealing gasket 11 is contacted with the upper end of the box body 1, the lower end of the box cover 7 is fixedly connected with a shell 13, a through hole 14 is formed in the shell 13, and a drying agent 15 is placed in the shell 13;
Through design casing 13 in the terminal box, lay drier 15 in the casing 13, can absorb the moisture in the terminal box, avoid the humidity in the terminal box great, lead to the circuit to wet, take place unexpected circumstances such as short circuit, improved the security of terminal box.
Through parts such as design seal cover 3, lid 7, sealed pad 11, can seal the terminal box, and design blast pipe 9 on the lid 7, design stop valve 10 on the blast pipe 9, can connect the vacuum pump through blast pipe 9 and with the interior evacuation of terminal box, then close stop valve 10 for accessible vacuum state in the terminal box, the air is rare, then the inside difficult explosion that takes place of terminal box has good explosion-proof effect.
When the wire holder 16 needs to be detached, the bolt 12 on the box cover 7 is firstly taken down, the box cover 7 is detached, the screw 22 on the wire holder 16 is then taken down, then the elastic sheet 24 can be shifted outwards, the clamping block 25 on the elastic sheet 24 is enabled to be deviated, the clamping block 25 is enabled to leave the clamping groove 23 on the wire holder 16, then the wire holder 16 can be moved upwards, the wire holder 16 is detached, and replacement can be carried out.
In this embodiment, the bottom of the inner side of the box body 1 is provided with a groove 2, and a protrusion 17 is clamped in the groove 2. The wire holder 16 can be conveniently positioned by the matching of the groove 2 and the protrusion 17.
In this embodiment, the lead 4 is inserted into the compression sleeve 6, and the compression sleeve 6 is in contact with the sealing sleeve 3. The lead 4 can be sealed through the matching of the pressing sleeve 6 and the sealing sleeve 3.
In this embodiment, a bolt 12 is slidably connected to the box cover 7, the bolt 12 is slidably connected to the sealing gasket 11, and the bolt 12 is connected to the upper end of the box body 1 through a thread. The box cover 7 can be fixedly installed through bolts 12.
In this embodiment, the number of the through holes 14 is plural, and the plural through holes 14 are distributed on the side wall and the bottom of the housing 13. By the design of the through hole 14, the housing 13 can be made to communicate with the external space.
In this embodiment, the bottom of the terminal strip 20 is provided with a connecting block 21, and the connecting block 21 is matched with the connecting groove 18. The wire bar 20 is limited by the engagement of the connecting block 21 and the connecting groove 18.
In this embodiment, a screw 22 is screwed to the wire holder 16, and the bottom of the screw 22 contacts the wire core 5. The core 5 is secured by screws 22.
In this embodiment, a clamping groove 23 is formed in a side wall of the wire holder 16, and a clamping block 25 is clamped in the clamping groove 23. The wire holder 16 can be positioned by the cooperation of the clamping grooves 23 and the clamping blocks 25.
In this embodiment, the box body 1, the elastic sheet 24 and the clamping block 25 are of an integrated structure and are made of plastic materials. The plastic has elasticity, so that the clamping blocks 25 on the elastic sheet 24 can be clamped into the clamping grooves 23.
In this embodiment, the wire holder 16 is made of a plastic material, and the wire strip 20 is made of a copper material. Plastics have the insulating nature, and the copper product material has electric conductivity, and wiring strip 20 is connected with sinle silk 5 and is realized the circuit intercommunication.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the technical scope of the present invention, and the technical scope of the present invention is also considered to fall into the scope of the claims.
Claims (10)
1. The utility model provides a dampproofing explosion-proof terminal box, includes box body and lid, its characterized in that: the side wall of the box body is sleeved with a sealing sleeve, a lead is inserted into the sealing sleeve, a wire core is arranged in the lead, and the side wall of the box body is connected with a pressing sleeve through threads;
the upper end of the box cover is fixedly connected with a check ring, the middle part of the box cover is fixedly connected with an exhaust pipe, the exhaust pipe is provided with a stop valve, the lower end of the box cover is bonded with a sealing gasket, the lower end of the sealing gasket is contacted with the upper end of the box body, the lower end of the box cover is fixedly connected with a shell, the shell is provided with a through hole, and a drying agent is placed in the shell;
the wire holder is installed to the inboard bottom of box body, the lower extreme of wire holder is provided with the arch, be provided with spread groove and threading groove in the wire holder, the wiring strip is installed to the threading inslot, the inboard bottom of box body is provided with the shell fragment, the surface of shell fragment is provided with the fixture block.
2. The moisture and explosion resistant electrical connector of claim 1, wherein: the bottom of the inner side of the box body is provided with a groove, and a bulge is clamped in the groove.
3. The moisture and explosion resistant electrical connector of claim 1, wherein: and a lead is inserted into the compression sleeve in a penetrating manner, and the compression sleeve is in contact with the sealing sleeve.
4. The moisture and explosion resistant electrical connector of claim 1, wherein: the box cover is connected with a bolt in a sliding mode, the bolt is connected with the sealing gasket in a sliding mode, and the bolt is connected with the upper end of the box body through threads.
5. The moisture and explosion resistant electrical connector of claim 1, wherein: the quantity of through-hole is a plurality of, and is a plurality of the through-hole distributes at the lateral wall and the bottom of casing.
6. The moisture and explosion resistant electrical connector of claim 1, wherein: the bottom of the wiring strip is provided with a connecting block, and the connecting block is matched with the connecting groove.
7. The moisture and explosion resistant electrical connector of claim 1, wherein: the wire holder is connected with a screw through threads, and the bottom of the screw is in contact with the wire core.
8. The moisture and explosion resistant electrical connector of claim 1, wherein: the side wall of the wire holder is provided with a clamping groove, and a clamping block is clamped in the clamping groove.
9. The moisture and explosion resistant electrical connector of claim 1, wherein: the box body, the elastic sheet and the clamping blocks are of an integrated structure and are all made of plastic materials.
10. The moisture and explosion resistant electrical connector of claim 1, wherein: the wire holder is made of a plastic material, and the wire connecting strip is made of a copper material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022310450.4U CN213817129U (en) | 2020-10-16 | 2020-10-16 | Dampproofing explosion-proof terminal box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022310450.4U CN213817129U (en) | 2020-10-16 | 2020-10-16 | Dampproofing explosion-proof terminal box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213817129U true CN213817129U (en) | 2021-07-27 |
Family
ID=76959562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022310450.4U Active CN213817129U (en) | 2020-10-16 | 2020-10-16 | Dampproofing explosion-proof terminal box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213817129U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114927886A (en) * | 2022-05-18 | 2022-08-19 | 吕道珍 | Wiring ware of pencil |
-
2020
- 2020-10-16 CN CN202022310450.4U patent/CN213817129U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114927886A (en) * | 2022-05-18 | 2022-08-19 | 吕道珍 | Wiring ware of pencil |
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