CN218102457U - Explosion-proof box of cable joint - Google Patents
Explosion-proof box of cable joint Download PDFInfo
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- CN218102457U CN218102457U CN202221689365.6U CN202221689365U CN218102457U CN 218102457 U CN218102457 U CN 218102457U CN 202221689365 U CN202221689365 U CN 202221689365U CN 218102457 U CN218102457 U CN 218102457U
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Abstract
The utility model discloses an explosion-proof box of cable joint relates to the cable field. This explosion-proof box of cable joint includes first casing and second casing: the two ends of the first shell are fixedly connected with first end heads, and the front side and the rear side of the first shell and the two first end heads are fixedly connected with first reinforcing ribs; both ends of the second shell are fixedly connected with second end heads, and the second shell and the front and back sides of the two second end heads are fixedly connected with second reinforcing ribs; the upper surface of first casing symmetry fixedly connected with two pressure release mouths, and two all be provided with sealed piece on the inner wall of pressure release mouth. This explosion-proof box of cable joint, after the cable joint takes place to explode, under the effect of first casing and second casing internal pressure, promote sealed piece and outwards remove, break away from the pressure release mouth until sealed piece to the pressure release of first casing and second casing inside has been accomplished.
Description
Technical Field
The utility model relates to the technical field of cables, specifically be an explosion-proof box of cable joint.
Background
After the cable intermediate joint is installed on site, the operation is affected by the surrounding environment, and the breakdown and explosion accidents of the cable intermediate joint are caused by the inevitable damage of insulation caused by external factors such as moisture invasion, mechanical stress and the like.
The existing cable joint explosion-proof box is generally arranged in a sealing mode, even if the pressure relief port is formed, the pressure relief port can be provided with a sealing cover through a plurality of bolts, so that the explosion-proof box is inconvenient to check during inspection, and after the cable joint explodes, the existing cable joint explosion-proof box cannot be rapidly decompressed, and the damage to the explosion-proof box is caused, so that the cable joint explosion-proof box is provided.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model discloses an explosion-proof box of cable joint to propose inconvenient looking over when the inspection in solving above-mentioned background art, and the cable joint back that explodes, current explosion-proof box of cable joint can not the quick pressure release, causes the problem of the damage of explosion-proof box.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a cable joint explosion-proof box, includes first casing and second casing, the lower surface of first casing and the upper surface of second casing closely offset:
the two ends of the first shell are fixedly connected with first end heads, and the front side and the rear side of the first shell and the two first end heads are fixedly connected with first reinforcing ribs;
both ends of the second shell are fixedly connected with second end heads, and the second shell and the front and back sides of the two second end heads are fixedly connected with second reinforcing ribs;
the lower surfaces of the two first ends are respectively and tightly abutted against the upper surfaces of the two second ends;
the lower surfaces of the two first reinforcing ribs are respectively and tightly abutted against the upper surfaces of the two second reinforcing ribs and fixedly connected through bolts;
the upper surface of first casing symmetry fixedly connected with two pressure release mouths, and two all be provided with sealed piece on the inner wall of pressure release mouth.
Preferably, the first reinforcing rib is provided with a plurality of vertically-through first mounting holes, the second reinforcing rib is provided with a plurality of vertically-through second mounting holes, and bolts are assembled between the adjacent first mounting holes and the second mounting holes.
Preferably, two seal grooves have been seted up to the upper surface symmetry of second casing, and two all inlay on the inner wall of seal groove and be equipped with the sealing strip, two sealing strips are closely laminated with the lower surface of first casing.
Preferably, first reinforcing rings are welded at the joints of the two ends of the first shell and the two first end heads, and second reinforcing rings are welded at the joints of the two ends of the second shell and the two second end heads.
Preferably, the top of the sealing block is fixedly connected with a sealing cover, and the lower surface of the sealing cover is attached to the top of the pressure relief opening.
Preferably, the outer surface of the sealing block is provided with an annular groove, and the inner wall of the annular groove is fixedly sleeved with a sealing ring.
Preferably, the sealing block is in interference fit with the inner wall of the pressure relief opening through a sealing ring.
The utility model discloses an explosion-proof box of cable joint, its beneficial effect who possesses as follows:
1. this explosion-proof box of cable joint, through two pressure release mouths that set up, and all be provided with sealed piece on two pressure release mouths's the inner wall, when examining the inside of first casing and second casing, only need to extract sealed piece from the pressure release mouth, can inspect, and after cable joint explodes, under the effect of first casing and second casing internal pressure, promote sealed piece and outwards remove, break away from the pressure release mouth until sealed piece, thereby the inside pressure release of first casing and second casing has been accomplished.
2. This explosion-proof box of cable joint, through two pressure release mouths that set up, place the cable back in first casing and second casing, can fill fire-proof material towards the inside of first casing and second casing through two pressure release mouths, reach sealed and fire-proof effect, and seal groove and sealing strip through the junction setting at first casing and second casing, thereby the leakproofness of first casing and second casing has been increased, and through the first strengthening rib that sets up, the second strengthening rib, first beaded finish and second beaded finish, the bulk strength of first casing and second casing has been increased, thereby the explosion-proof stability of device has been strengthened.
Drawings
FIG. 1 is a schematic view of the present invention;
fig. 2 is an explosive body of the present invention;
fig. 3 is a schematic structural view of the first housing of the present invention;
fig. 4 is a schematic structural view of the sealing block of the present invention.
In the figure: 1. a first housing; 101. a first end head; 102. a first reinforcing rib; 103. a first reinforcement ring; 104. a first mounting hole; 2. a second housing; 201. a second end; 202. a second reinforcing rib; 203. a second reinforcement ring; 204. a second mounting hole; 205. a sealing groove; 3. a pressure relief port; 301. a sealing block; 302. a sealing cover; 303. an annular groove; 304. and (5) sealing rings.
Detailed Description
The embodiment of the utility model discloses explosion-proof box of cable joint.
According to the figures 1-3, comprising a first housing 1 and a second housing 2, the lower surface of the first housing 1 is in close abutment with the upper surface of the second housing 2:
the two ends of the first shell 1 are fixedly connected with first ends 101, and the front side and the rear side of the first shell 1 and the two first ends 101 are fixedly connected with first reinforcing ribs 102;
both ends of the second shell 2 are fixedly connected with second end heads 201, and the front and back sides of the second shell 2 and the two second end heads 201 are fixedly connected with second reinforcing ribs 202;
the lower surfaces of the two first end heads 101 are respectively and tightly abutted against the upper surfaces of the two second end heads 201;
the lower surfaces of the two first reinforcing ribs 102 are respectively and tightly abutted against the upper surfaces of the two second reinforcing ribs 202 and fixedly connected through bolts;
two pressure relief ports 3 are symmetrically and fixedly connected to the upper surface of the first casing 1, and sealing blocks 301 are arranged on the inner walls of the two pressure relief ports 3.
Through two pressure release mouths 3 that set up, and all be provided with sealed piece 301 on two pressure release mouths 3's the inner wall, when examining first casing 1 and second casing 2's inside, only need to extract sealed piece 301 from pressure release mouth 3, can inspect, and after cable joint explodes, under the effect of first casing 1 and 2 internal pressure of second casing, promote sealed piece 301 and outwards remove, break away from pressure release mouth 3 until sealed piece 301, thereby first casing 1 and the inside pressure release of second casing 2 have been accomplished.
As shown in fig. 2, the first reinforcing rib 102 has a plurality of vertically through first mounting holes 104, the second reinforcing rib 202 has a plurality of vertically through second mounting holes 204, and bolts are assembled between the adjacent first mounting holes 104 and the second mounting holes 204.
Two seal grooves 205 have been seted up to the upper surface symmetry of second casing 2, and all inlay on the inner wall of two seal grooves 205 and be equipped with the sealing strip, and two sealing strips are closely laminated with the lower surface of first casing 1.
The sealing performance of the first casing 1 and the second casing 2 is increased by the sealing groove 205 and the sealing strip provided at the joint of the first casing 1 and the second casing 2.
As shown in fig. 1, a first reinforcing ring 103 is welded at the joint of each of the two ends of the first shell 1 and the two first end heads 101, and a second reinforcing ring 203 is welded at the joint of each of the two ends of the second shell 2 and the two second end heads 201;
the first reinforcing rib 102, the second reinforcing rib 202, the first reinforcing ring 103 and the second reinforcing ring 203 are arranged, so that the overall strength of the first shell 1 and the second shell 2 is increased, and the explosion-proof stability of the device is enhanced.
As shown in fig. 3 to 4, a sealing cover 302 is fixedly connected to the top of the sealing block 301, and the lower surface of the sealing cover 302 is attached to the top of the pressure relief opening 3.
Through two pressure release mouths 3 that set up, after placing the cable in first casing 1 and second casing 2, can fill fire resistive material towards the inside of first casing 1 and second casing 2 through two pressure release mouths 3, reach sealed and fire-proof effect.
An annular groove 303 is formed in the outer surface of the sealing block 301, and a sealing ring 304 is fixedly sleeved on the inner wall of the annular groove 303.
The sealing block 301 is in interference fit with the inner wall of the pressure relief port 3 through a sealing ring 304.
The device is suitable for installation of 10KV cables, and meanwhile the first shell 1, the first end socket 101, the second shell 2, the second end socket 201 and other structures are all made of aluminum magnesium alloy.
The working principle is as follows: in the using process, firstly, a cable is placed in the second shell 2, then the first shell 1 is covered on the second shell 2, the cable is positioned between the first shell 1 and the second shell 2, and the inner walls of the two first terminals 101 and the two second terminals 201 are attached to the two ends of the cable connector;
at the moment, the lower surfaces of the two first reinforcing ribs 102 are respectively and tightly abutted against the upper surfaces of the two second reinforcing ribs 202, then the two first reinforcing ribs are fixedly connected through bolts, and fireproof materials are filled into the first shell 1 and the second shell 2 through the two pressure relief openings 3 to achieve the sealing and fireproof effects, then the sealing block 301 is inserted into the pressure relief openings 3, and the sealing block 301 is in interference fit with the inner walls of the pressure relief openings 3 through the sealing rings 304 until the lower surfaces of the sealing covers 302 are attached to the tops of the pressure relief openings 3;
when the inside to first casing 1 and second casing 2 is examined, only need to extract sealed piece 301 from pressure release mouth 3, can inspect, and after the cable joint explodes, under the effect of first casing 1 and the inside pressure of second casing 2, promote sealed piece 301 and outwards remove, break away from pressure release mouth 3 until sealed piece 301 to the pressure release of first casing 1 with the inside of second casing 2 has been accomplished.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides an explosion-proof box of cable joint, includes first casing (1) and second casing (2), the lower surface of first casing (1) and the upper surface of second casing (2) closely offset, its characterized in that:
first end heads (101) are arranged at two ends of the first shell (1), and first reinforcing ribs (102) are arranged on the front side and the rear side of the first shell (1) and the two first end heads (101);
second end heads (201) are arranged at two ends of the second shell (2), and second reinforcing ribs (202) are arranged on the front side and the rear side of the second shell (2) and the two second end heads (201);
the lower surfaces of the two first end heads (101) are respectively and tightly abutted against the upper surfaces of the two second end heads (201);
the lower surfaces of the two first reinforcing ribs (102) are respectively and tightly abutted against the upper surfaces of the two second reinforcing ribs (202) and fixedly connected through bolts;
the upper surface symmetry of first casing (1) is provided with two pressure release mouthful (3), and two all be provided with on the inner wall of pressure release mouthful (3) sealing block (301).
2. A cable splice explosion proof enclosure according to claim 1, wherein: the first reinforcing rib (102) is provided with a plurality of vertically-through first mounting holes (104), the second reinforcing rib (202) is provided with a plurality of vertically-through second mounting holes (204), and bolts are assembled between the adjacent first mounting holes (104) and the second mounting holes (204).
3. The explosion-proof box of cable joint of claim 1, characterized in that: two seal grooves (205) have been seted up to the upper surface symmetry of second casing (2), and two all inlay on the inner wall of seal groove (205) and be equipped with the sealing strip, two sealing strips are closely laminated with the lower surface of first casing (1).
4. The explosion-proof box of cable joint of claim 1, characterized in that: first beaded finish (103) has all been welded with the junction of two first end (101) in the both ends of first casing (1), second beaded finish (203) has all been welded with the junction of two second end (201) in the both ends of second casing (2).
5. The explosion-proof box of cable joint of claim 1, characterized in that: the top of sealed piece (301) is provided with sealed lid (302), the lower surface of sealed lid (302) is laminated mutually with the top of pressure release mouth (3).
6. A cable splice explosion proof enclosure according to claim 1, wherein: an annular groove (303) is formed in the outer surface of the sealing block (301), and a sealing ring (304) is fixedly sleeved on the inner wall of the annular groove (303).
7. A cable splice explosion proof enclosure according to claim 6, wherein: the sealing block (301) is in interference fit with the inner wall of the pressure relief opening (3) through a sealing ring (304).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221689365.6U CN218102457U (en) | 2022-07-04 | 2022-07-04 | Explosion-proof box of cable joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221689365.6U CN218102457U (en) | 2022-07-04 | 2022-07-04 | Explosion-proof box of cable joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218102457U true CN218102457U (en) | 2022-12-20 |
Family
ID=84477953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221689365.6U Active CN218102457U (en) | 2022-07-04 | 2022-07-04 | Explosion-proof box of cable joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218102457U (en) |
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2022
- 2022-07-04 CN CN202221689365.6U patent/CN218102457U/en active Active
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