CN212343304U - Insulating copper protection copper shell of intermediate head - Google Patents
Insulating copper protection copper shell of intermediate head Download PDFInfo
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- CN212343304U CN212343304U CN202021090354.7U CN202021090354U CN212343304U CN 212343304 U CN212343304 U CN 212343304U CN 202021090354 U CN202021090354 U CN 202021090354U CN 212343304 U CN212343304 U CN 212343304U
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Abstract
The utility model discloses an insulating copper protection copper shell of intermediate head relates to the electrical technology field, including the copper shell, the copper shell includes the copper shell main part, one side fixed mounting of copper shell main part has right conical tube, one side fixed mounting that right conical tube was kept away from to the copper shell main part has left conical tube, the outside fixed mounting of copper shell has ground connection connecting device, there is flange with the inside fixed mounting of copper shell one side, the inside fixed mounting of one side of connecting the copper shell has the sealing washer, the both sides fixed mounting of copper shell has sealing device, the sealing ring has been cup jointed to the outside of copper shell, the connection pad has been cup jointed to the outside of sealing ring, the pyrocondensation pipe is installed to the both sides of copper shell. This intermediate head insulating copper protection copper shell possesses the advantage that strengthens joint strength, improves sealing performance, has solved the long-term exposure of welding point under external environment, causes serious influence to its joint strength, and external water easily permeates the protecting sheathing the inside simultaneously to cause the problem of serious incident and the loss of people's property.
Description
Technical Field
The utility model relates to an electrical technology field specifically is an intermediate head insulation copper protection copper shell.
Background
In long distance routing or cable installation, a means of connecting two cables together is often required to increase the length of the cable. In addition to the wires, the cable generally includes a shielding layer and an external insulating protective layer. When connecting cables, the shield and the insulation protection layer at the connection must be broken.
The existing middle joint insulating copper protection shell consists of a left copper shell and a right copper shell, wherein the left copper shell comprises a left large copper pipe, a left small copper pipe and a left insulating shell arranged on the outer surfaces of the left large copper pipe and the left small copper pipe; the right copper shell comprises a right large copper pipe, a right small copper pipe and a right insulating shell arranged on the outer surfaces of the right large copper pipe and the right small copper pipe; big copper pipe in left side, the big copper pipe in left side and the big copper pipe in right side, the little copper pipe in right side adopts the welded form to link together, its shortcoming lies in, the welding point exposes under external environment for a long time, cause corrosion to the welding point, cause serious influence to its joint strength, external water permeates the protecting sheathing the inside easily simultaneously, cause the corruption to the cable in the protecting sheathing for a long time, under the effect of electric field, can take place the ageing phenomenon of water tree, lead to the cable breakdown at last, thereby cause serious incident and the loss of people's property.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an intermediate head insulating copper protection copper shell possesses reinforcing joint strength, improves sealing performance's advantage, has solved that the welding point exposes for a long time under external environment, causes serious influence to its joint strength, and external water easily permeates the protecting sheathing the inside simultaneously to cause the problem of serious incident and the loss of people's property.
The utility model discloses a solve above-mentioned technical problem, provide following technical scheme: the utility model provides an insulating copper protection copper shell of intermediate head, includes the copper shell, the outside fixed mounting of copper shell has ground connection connecting device, the inside fixed mounting of copper shell one side has flange, the inside fixed mounting of one side of connecting the copper shell has the sealing washer, the both sides fixed mounting of copper shell has sealing device, the sealing ring has been cup jointed to the outside of copper shell, the connection pad has been cup jointed to the outside of sealing ring.
Further, the copper shell includes the copper shell main part, one side fixed mounting of copper shell main part has right conical tube, one side fixed mounting that right conical tube was kept away from to the copper shell main part has left conical tube, one side fixed mounting that copper shell main part was kept away from to left conical tube has the copper pipe, one side fixed mounting that copper shell main part was kept away from to right conical tube has the copper pipe.
By adopting the technical scheme, the copper shell has the advantages that the copper shell main body part, the left conical pipe, the right conical pipe and the copper pipe are integrally cast, so that the connection strength is enhanced, the sealing performance is improved, the corrosion caused by the fact that external water permeates into the protective shell is avoided, and the safety accidents and the loss of the property of people are avoided.
Furthermore, the connecting flange is positioned at the connecting position of the left conical pipe and the copper pipe.
By adopting the technical scheme, the connecting flange has the advantages that the left conical pipe is connected with the copper pipe by the connecting flange, so that the mounting and the use are convenient.
Further, ground connection connecting device includes ground connection foot and ground connection foot protective housing, ground connection foot protective housing cup joints in the outside of ground connection foot, and the outside fixed connection of ground connection foot protective housing and copper shell.
Through adopting above-mentioned technical scheme, the advantage lies in, through setting up ground connection foot protective housing, and the butt joint lower margin plays the effect of protection, reduces the harm that ground connection foot received, prolongs ground connection foot's life.
Furthermore, heat shrink tubes are fixedly mounted on two sides of the copper shell, and a cable is sleeved inside the copper shell.
Through adopting above-mentioned technical scheme, the advantage lies in, sets up the pyrocondensation pipe through the both sides at the copper casing, through heating the pyrocondensation pipe, makes its shrink, has further improved sealed effect to improve the security of cable, set up the cable in the inside of copper casing, conveniently protect it.
Furthermore, sealing device includes seal cover and compression ring, the seal cover cup joints the outside at the cable, compression ring cup joints the outside at the copper pipe, the material of seal cover is high elasticity corrosion resistant rubber.
By adopting the technical scheme, the waterproof structure has the advantages that the sealing sleeve made of high-elasticity corrosion-resistant rubber is adopted, an effective waterproof effect can be achieved, the sealing sleeve is pushed into the outer portion of the copper pipe through the compression ring, the periphery of the sealing sleeve is in extrusion fit with the inner wall of the copper pipe, the sealing sleeve is in close contact with the peripheral face of the cable, permanent radial force is guaranteed, no-clearance fit between the sealing sleeve and the cable is guaranteed, and the sealing performance of the waterproof structure is improved.
Compared with the prior art, the insulating copper protection copper shell of intermediate head possesses following beneficial effect:
1. the utility model has the advantages of simple structure and reasonable design, adopt integrated into one piece casting's copper shell main part, left toper pipe, right toper pipe and copper pipe, strengthened its joint strength, improved its sealing performance, avoid external water to permeate in the protecting sheathing and arouse the corruption to the emergence of incident and the loss of people's property have just been avoided.
2. The utility model discloses a both sides at the copper casing set up the pyrocondensation pipe, through heating the pyrocondensation pipe, make its shrink, sealed effect has further been improved, and the security of cable has been improved, and still be provided with sealing device in the both sides of copper casing, through adopting the material to be the seal cover of high elasticity corrosion resistant rubber, can reach effective water-proof effects, utilize the compression ring to push up the seal cover in the outside of copper pipe, make seal cover and cable outer peripheral face keep in close contact with, guarantee permanent radial force, ensure zero clearance fit between seal cover and cable, the sealing performance is improved, utilize flange to manage left toper pipe and copper union coupling, and the installation of being convenient for, high durability and convenient use.
Drawings
FIG. 1 is a sectional view of the present invention;
fig. 2 is a partial enlarged view of the structure a of the present invention.
In the figure: 1. a copper shell; 101. a copper shell body portion; 102. a right tapered tube; 103. a left tapered tube; 104. a copper pipe; 2. a ground connection device; 201. a ground pin protective housing; 202. a ground pin; 3. a connecting flange; 4. a seal ring; 5. a sealing device; 501. sealing sleeves; 502. a compression ring; 6. a seal ring; 7. a connecting disc; 8. heat shrink tubing; 9. an electrical cable.
Detailed Description
Referring to fig. 1-2, the present invention provides a technical solution: an insulating copper protection copper shell of an intermediate joint comprises a copper shell 1, wherein the copper shell 1 comprises a copper shell main body part 101, a right conical pipe 102 is fixedly installed on one side of the copper shell main body part 101, a left conical pipe 103 is fixedly installed on one side, far away from the right conical pipe 102, of the copper shell main body part 101, a copper pipe 104 is fixedly installed on one side, far away from the copper shell main body part 101, of the left conical pipe 103, a copper pipe 104 is fixedly installed on one side, far away from the copper shell main body part 101, of the right conical pipe 102, the copper pipe 104 is smaller than the diameter of the copper shell main body part 101, the left conical pipe 103, the right conical pipe 102 and the copper pipe 104 which are integrally cast are adopted, the connection strength is enhanced, the sealing performance is improved, the corrosion caused by the fact that external water penetrates into the protection shell is avoided, the occurrence of safety accidents and the loss, the grounding connection device 2 comprises a grounding pin 202 and a grounding pin protection shell 201, the grounding pin protection shell 201 is sleeved outside the grounding pin 202, the grounding pin protection shell 201 is fixedly connected with the outside of the copper shell 1, the grounding pin protection shell 201 is arranged outside the grounding pin 202, the grounding pin 202 is protected, the damage to the grounding pin 202 is reduced, the service life of the grounding pin is prolonged, a connection flange 3 is fixedly installed inside one side of the copper shell 1, the connection flange 3 is located at the joint of the left conical tube 103 and the copper tube 104, the left conical tube 103 is connected with the copper tube 104 by the connection flange 3, the installation and the use are convenient, a sealing ring 4 is fixedly installed inside one side of the copper shell 1, sealing devices 5 are fixedly installed on two sides of the copper shell 1, each sealing device 5 comprises a sealing sleeve 501 and a compression ring 502, the sealing sleeves 501 are sleeved outside the cable 9, and the compression ring 502 is sleeved outside the copper tube 104, the sealing sleeve 501 is made of high-elasticity corrosion-resistant rubber, effective waterproof effect can be achieved by adopting the sealing sleeve 501 made of the high-elasticity corrosion-resistant rubber, the sealing sleeve 502 is pushed into the outer portion of the copper pipe 104 by the compression ring 501, the periphery of the sealing sleeve 501 is in extrusion fit with the inner wall of the copper pipe 104, the sealing sleeve 501 is in close contact with the outer peripheral face of the cable 9, permanent radial force is guaranteed, no clearance fit between the sealing sleeve 501 and the cable 9 is guaranteed, sealing performance of the sealing sleeve is improved, the sealing ring 6 is sleeved on the outer portion of the copper shell 1, the connecting disc 7 is sleeved on the outer portion of the sealing ring 6, heat-shrinkable tubes 8 are fixedly mounted on two sides of the copper shell 1, the heat-shrinkable tubes 8 are heated and shrunk, sealing effect is further improved, safety of the cable 9 is improved, and the cable 9 is sleeved inside the copper shell 1.
When the waterproof copper shell is used, the copper shell main body part 101, the left conical tube 103, the right conical tube 102 and the copper tube 104 are integrally cast, the cable 9 is placed in the copper shell 1 through the heat-shrinkable tube 8, the left conical tube 103 is connected with the copper shell main body part 101 through the connecting flange 3, the cable 9 is compressed and fixed through the sealing sleeve 501 and the compression ring 502 in the sealing device 5, the connecting disc 7 is fixedly connected through bolts, the copper shell 1 is sealed through the sealing ring 6 in the copper shell, the heat-shrinkable tube 8 is heated and shrunk through the heat-shrinkable tubes 8 on two sides of the copper shell 1, the sealing effect is further improved, the safety of the cable 9 is improved, the effective waterproof effect can be achieved through the sealing sleeve 501 made of high-elasticity corrosion-resistant rubber, the sealing sleeve 501 is pushed into the outer part of the copper tube 104 through the compression ring 502, the periphery of the sealing sleeve 501 is in extrusion fit with the inner wall of the copper, the sealing sleeve 501 is tightly contacted with the peripheral surface of the cable 9, so that permanent radial force is ensured, no clearance fit between the sealing sleeve 501 and the cable 9 is ensured, and the sealing performance is improved.
Claims (6)
1. The utility model provides an insulating copper protection copper shell of intermediate head, includes copper shell (1), its characterized in that: the utility model discloses a copper shell, including copper shell (1), the outside fixed mounting of copper shell (1) has ground connection connecting device (2), the inside fixed mounting of copper shell (1) one side has flange (3), the inside fixed mounting of one side of copper shell (1) has sealing washer (4), the both sides fixed mounting of copper shell (1) has sealing device (5), sealing ring (6) have been cup jointed to the outside of copper shell (1), connection pad (7) have been cup jointed to the outside of sealing ring (6).
2. The insulated copper-clad copper shell for an intermediate joint according to claim 1, wherein: copper casing (1) includes copper casing main part (101), one side fixed mounting of copper casing main part (101) has right conical tube (102), one side fixed mounting that right conical tube (102) were kept away from in copper casing main part (101) has left conical tube (103), one side fixed mounting that copper casing main part (101) were kept away from in left conical tube (103) has copper pipe (104), one side fixed mounting that copper casing main part (101) were kept away from in right conical tube (102) has copper pipe (104).
3. The insulated copper-clad copper shell for intermediate joints according to claim 2, wherein: the connecting flange (3) is positioned at the connecting position of the left conical pipe (103) and the copper pipe (104).
4. The insulated copper-clad copper shell for an intermediate joint according to claim 1, wherein: ground connection device (2) are including ground connection foot (202) and ground connection foot protective housing (201), ground connection foot protective housing (201) cup joints in the outside of ground connection foot (202), and the outside fixed connection of ground connection foot protective housing (201) and copper casing (1).
5. The insulated copper-clad copper shell for an intermediate joint according to claim 1, wherein: and heat-shrinkable tubes (8) are fixedly mounted on two sides of the copper shell (1), and a cable (9) is sleeved in the copper shell (1).
6. The insulated copper-clad copper shell for an intermediate joint according to claim 1, wherein: sealing device (5) include seal cover (501) and compression ring (502), seal cover (501) cup joint in the outside of cable (9), compression ring (502) cup joint in the outside of copper pipe (104), the material of seal cover (501) is high elasticity corrosion resistant rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021090354.7U CN212343304U (en) | 2020-06-12 | 2020-06-12 | Insulating copper protection copper shell of intermediate head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021090354.7U CN212343304U (en) | 2020-06-12 | 2020-06-12 | Insulating copper protection copper shell of intermediate head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212343304U true CN212343304U (en) | 2021-01-12 |
Family
ID=74077496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021090354.7U Active CN212343304U (en) | 2020-06-12 | 2020-06-12 | Insulating copper protection copper shell of intermediate head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212343304U (en) |
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2020
- 2020-06-12 CN CN202021090354.7U patent/CN212343304U/en active Active
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