CN224097337U - Cable protection tube protection and earthing device - Google Patents
Cable protection tube protection and earthing deviceInfo
- Publication number
- CN224097337U CN224097337U CN202520727394.4U CN202520727394U CN224097337U CN 224097337 U CN224097337 U CN 224097337U CN 202520727394 U CN202520727394 U CN 202520727394U CN 224097337 U CN224097337 U CN 224097337U
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- wall
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- assembly
- lug
- protection
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Abstract
The utility model discloses a cable protection tube protection and grounding device, belonging to cable protection equipment, aiming at solving the problems that the existing cable protection tube protection device is difficult to install, easy to age in material, easy to damage by external force, complex in installation procedure, and inconvenient to maintain in later period; the A assembly comprises an A assembly inner wall and an A assembly outer wall, a first cavity is formed between the A assembly inner wall and the A assembly outer wall, an A assembly left wall lug and an A assembly right wall lug are arranged on two sides of the outer surface of the A assembly close to the top end, first locking holes are formed in the A assembly left wall lug and the A assembly right wall lug, thickening is conducted on the bottom of the A assembly, and a first water outlet is designed in the bottom of the A assembly.
Description
Technical Field
The utility model relates to cable protection equipment, in particular to a cable protection tube protection and grounding device.
Background
In engineering installation and actual production maintenance processes, a large number of cable installation and laying and cable penetrating protection pipe operations are involved, and cables are usually laid in cable bridges or metal protection pipes. The cable installed in the protection tube can be scratched due to burrs and sharp edges and corners of the mouth of the metal protection tube, and meanwhile, according to the requirements of safety production standards, the metal protection tube needs to be reliably grounded, so that a cable protection tube protection device and a protection tube grounding device need to be installed at the mouth of the metal protection tube.
The common problems of the existing common protection device are that the first condition is that the protection device of the cable protection tube and the metal protection tube are in threaded connection, threading treatment is needed to be carried out on the protection tube, threading processing difficulty is high, installation workload of the protection tube is increased, the second condition is that the protection device of the cable protection tube is made of rubber or plastic materials and is easy to age, damage, fall off and the like for a long time, the third condition is that the installed protection device of the cable protection tube is damaged and falls off or damages the cable due to external force on the cable, the fourth condition is that the protection device of the cable protection tube and a grounding tube clamp of the protection tube are independently installed, installation procedures are complex, material consumption is increased, construction time is increased, the fifth condition is that an anti-corrosion layer of the metal protection tube is damaged by welding of the protection tube, and the sixth condition is that after the cable passes through the protection tube, the integrated protection piece is inconvenient to disassemble and maintain in later period.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model provides a cable protection tube protection and grounding device, which comprises an A component and a B component which are in a semi-tubular shape, wherein the bottom of a tubular body formed by connecting the A component and the B component is sealed, and the top and the vertical face of the tubular body are opened;
The A component comprises an A component inner wall and an A component outer wall, a first cavity is formed between the A component inner wall and the A component outer wall, an A component left wall lug and an A component right wall lug are arranged on two sides, close to the top end, of the outer surface of the A component, first locking holes are formed in the A component left wall lug and the A component right wall lug, thickening treatment is carried out on the bottom of the A component, and a first water outlet is designed at the bottom of the A component;
The B assembly comprises a B assembly inner wall and a B assembly outer wall, a second cavity is formed between the B assembly inner wall and the B assembly outer wall, a B assembly left wall lug and a B assembly right wall lug are arranged on two sides of the outer surface of the B assembly close to the top end, second locking holes are formed in the B assembly left wall lug and the B assembly right wall lug, thickening is conducted on the bottom of the B assembly, and a second water outlet is designed in the bottom of the B assembly.
As a further improvement of the utility model, the inner wall of the component A and the outer wall of the component A, and the inner wall of the component B and the outer wall of the component B are respectively in a shape with wide bottom end and narrow top end opening.
As a further improvement of the utility model, the inner wall surface of the a assembly is 6mm longer than the outer wall surface of the a assembly, forming a first inner wall abutment surface.
As a further improvement of the utility model, the inner wall surface of the B assembly is 6mm longer than the outer wall surface of the B assembly, forming a second inner wall abutment surface.
As a further improvement of the utility model, locking grounding bolts are arranged at the first locking holes and the second locking holes.
As a further improvement of the utility model, the first cavity and the second cavity are communicated as cavities.
The utility model has the beneficial effects that:
After the cable protection tube is protected, the cable is effectively prevented from being scratched by burrs and sharp edges of the tube orifice, and short circuit or broken line accidents are avoided;
The component A and the component B are clamped and fixed at the pipe orifice of the protection pipe, and the sleeve wire treatment of the protection pipe or the welding of a grounding bolt are not needed, so that the damage to the anti-corrosion layer of the protection pipe is avoided. The installation form not only reduces the installation difficulty, but also reduces the construction time, the A component and the B component are fastened at the pipe orifice of the protection pipe through bolts, the even and reliable installation of stress is ensured, the protection device is not broken and short-circuited due to the fact that the cable is not broken due to external force, the water outlet is designed at the bottom of the A component and the bottom of the B component, condensed water or rainwater in the device can be timely discharged, the cavity of the device is prevented from rusting, the inner walls of the two components are designed to be in a staggered connection mode, the inner walls after combination are combined completely, the cable is effectively protected, in addition, the protection pipe is suitable for protection pipes with different pipe wall thicknesses, the tight contact with the protection pipe is ensured, better protection effect is provided, and in order to improve the stress intensity, the bottoms of the two components are thickened. Meanwhile, the bottom part is protected by adopting a fillet punching process, so that the cable is effectively prevented from being scratched by pipe orifice burrs and sharp edges and corners, and the two components are designed with double side wall lugs and are provided with locking grounding bolts, so that the installation of the grounding wires of the protection pipes in rows is facilitated, and the grounding standard requirement is met.
The half-opening plug-in butt joint installation mode can be installed before and after the construction of the protection pipe and the cable, so that the construction difficulty is reduced, and the construction period is shortened. The combined device has the advantages of enhanced mechanical strength, strong corrosion resistance, good aesthetic property and durability, small volume, low manufacturing cost and convenient installation and maintenance, can be widely applied to protective pipes with different pipe diameters and pipe wall thicknesses, and has higher universality.
Stainless steel or galvanized material is selected as the raw material of the cable protection tube protection and protection tube grounding device, so that the corrosion resistance is enhanced, the weathering resistance is realized, and the cable protection tube is not easy to damage.
The protection function of the cable protection pipe and the grounding function of the protection pipe are integrated, so that the construction flow is reduced, the cost is saved, the structure is compact, and the installation is simple.
Drawings
FIG. 1 is a cross-sectional view of the structure of the present utility model;
FIG. 2 is a schematic illustration of the cable protection tube of the present utility model;
FIG. 3 is a schematic view of the ground connection of the present utility model;
the reference numerals are 1, an A component, 2, an A component inner wall, 3, an A component outer wall, 4, a first water outlet, 5, an A component left wall lug, 6, an A component right wall lug, 7, a first inner wall butt joint surface, 8, a B component, 9, a B component inner wall, 10, a B component outer wall, 11, a second water outlet, 12, a B component left wall lug, 13, a B component right wall lug, 14, a second inner wall butt joint surface, 15, a locking grounding bolt, 16, a first locking hole, 17, a cavity, 18 and a second locking hole.
Detailed Description
In order that the application may be readily understood, a more complete description of the application will be rendered by reference to the appended drawings. The embodiments described are given in the drawings. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
In the embodiment, the stainless steel or galvanized carbon steel is selected as the material of the device, so that the mechanical strength and the corrosion resistance of the device are ensured, and the aesthetic property and the durability are enhanced.
1-2, A cable protection tube protecting and grounding device comprises an A component 1 and a B component 8 which are in a semi-tubular shape, wherein the A component 1 and the B component 8 are connected to form a tubular body, the bottom of the tubular body is sealed, and the top and the vertical surface of the tubular body are opened;
The A component 1 comprises an A component inner wall 2 and an A component outer wall 3, a first cavity is formed between the A component inner wall 2 and the A component outer wall 3, a left A component wall lug 5 and a right A component wall lug 6 are arranged on two sides, close to the top end, of the outer surface of the A component 1, first locking holes 16 are formed in the left A component wall lug 5 and the right A component wall lug 6, thickening treatment is carried out on the bottom of the A component 1, the protection strength is improved, and a first water outlet 4 is designed at the bottom of the A component 1, so that condensed water or rainwater in the device can be timely discharged;
The B assembly 8 comprises a B assembly inner wall 9 and a B assembly outer wall 10, a second cavity is formed between the B assembly inner wall 9 and the B assembly outer wall 10, a B assembly left wall lug 12 and a B assembly right wall lug 13 are arranged on two sides of the outer surface of the B assembly 8 close to the top end, second locking holes 18 are formed in the B assembly left wall lug 12 and the B assembly right wall lug 13, thickening treatment is carried out on the bottom of the B assembly 8, the protection intensity is improved, a second water outlet 11 is designed at the bottom of the B assembly 8, and condensate water or rainwater in the device can be timely discharged.
The inner wall 2 of the A component and the outer wall 3 of the A component, and the inner wall 9 of the B component and the outer wall 10 of the B component are respectively in a shape with wide bottom end and narrow top end opening, are suitable for protecting pipes with different pipe wall thicknesses, and ensure close contact with the protecting pipes. The inner wall 2 surface of the A component is 6mm longer than the outer wall 3 surface of the A component, and a first inner wall butt joint surface 7 is formed. The inner wall 9 of the B assembly is 6mm longer than the outer wall 10 of the B assembly to form a second inner wall butt joint surface 14. A locking grounding bolt 15 is mounted at each of the first locking hole 16 and the second locking hole 18. The first and second cavities communicate as a cavity 17.
The two component clamps of the component A1 and the component B8 are fixedly clamped at the pipe orifice of the protection pipe, and the sleeve wire treatment of the protection pipe or the welding of a grounding bolt are not needed, so that the damage to the anti-corrosion layer of the protection pipe is avoided. The installation form not only reduces the installation difficulty, but also reduces the construction time, the grounding bolt 15 is used for fastening the A component 1 and the B component 8 at the pipe orifice of the protection pipe, so that the even and reliable installation of the stress is ensured, the protection device is not broken and short-circuited due to the fact that the cable is not separated due to the external force, the drain ports are designed at the bottoms of the A component 1 and the B component 8, condensed water or rainwater in the device can be timely discharged, the cavity of the device is prevented from rusting, and the inner wall of the A component 1 and the inner wall of the B component 8 (the inner wall 2 of the A component and the inner wall 9 of the B component) are designed to be in a staggered connection form, so that the combined inner walls are completely combined, and the cable is effectively protected.
In addition, the shape of wide bottom and narrow top opening between the inner wall and the outer wall (the inner wall 2, the inner wall 9, the outer wall 3 and the outer wall 10) of the component A and the component B of the component A1 and 8 is suitable for protecting pipes with different pipe wall thicknesses, ensures close contact with the protecting pipes, provides better protection effect, and performs thickening treatment on the bottoms of the two components in order to improve the stress intensity. Meanwhile, the bottom part is protected by adopting a fillet punching process, so that the cable is effectively prevented from being scratched by pipe orifice burrs and sharp edges and corners, and the two components are designed with double side wall lugs and are provided with locking grounding bolts 15, so that the installation of the grounding wires of the protection pipes in rows is facilitated, and the grounding standard requirement is met.
As shown in fig. 3, when the installation of the cable protection tube is completed and the cable is not threaded, the steps of installing the cable protection tube protection and grounding device are as follows:
Firstly, assembling the component A1 and the component B8 into a cylinder structure;
Next, the locking grounding bolt 15 is inserted into the first locking hole 16 and the second locking hole 18, ensuring that the bolt can firmly fix the two components;
Checking the overlapping portions of the first inner wall abutment surface 7 and the second inner wall abutment surface 14 to ensure that they overlap closely;
making a marking line at the pipe orifice of the protection pipe according to the depth of the cavity 17;
Aligning the opening of the top cavity 17 with the pipe wall of the protection pipe, and then forcefully pushing the bottom of the device to tightly fit the bottom with the pipe wall;
Checking whether the top ends of the a-component outer wall 3 and the B-component outer wall 10 are aligned with the mark lines on the protection tube;
The left and right lugs 5 and 6 of the A component and the left and right lugs 12 and 13 of the B component are provided with grounding wires.
The grounding bolt 15 is fastened and locked, so that the whole device is firm and reliable;
Checking whether the inner wall (an inner wall 2 of the component A and an inner wall 9 of the component B) and the outer wall (an outer wall 3 of the component A and an outer wall 10 of the component B) of the device are tightly attached to the wall of the protection tube;
Finally, it is checked whether the first drain opening 4 and the second drain opening 11 are unobstructed, ensuring that no foreign matter is blocked.
When the installation of the cable protection pipe is completed and the cable is fixed through the pipe, the steps of installing the cable protection pipe protection and grounding device are as follows:
sleeving the A component 1 and the B component 8 on the cable by taking the cable as the center, and assembling the A component and the B component into a cylinder structure;
Threading the locking ground bolts 15 into the corresponding locking holes, ensuring that the two components are firmly secured together;
checking the lap joint tightness degree of the abutting surface of the inner wall to ensure no gap;
Marking lines at the pipe orifice of the protection pipe according to the depth of the device cavity;
Placing the cable fixed by the penetrating pipe at the center of the protection pipe;
Aligning the opening of the cavity at the top end of the device with the wall of the protective tube, and then forcefully pushing the bottom of the device to tightly attach the bottom of the device to the wall of the protective tube;
checking whether the top end of the outer wall of the device is aligned with a marking line on the protection tube;
the grounding wire is arranged at the wall lug of the assembly, so that the grounding is good;
the grounding bolt is fastened and locked, so that the whole device is firm and reliable;
Checking whether the inner wall and the outer wall of the device are tightly attached to the wall of the protection tube and whether the water outlet is unobstructed.
The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.
Claims (6)
1. The cable protection tube protection and grounding device is characterized by comprising a semi-tubular A component (1) and a semi-tubular B component (8), wherein the bottom of a tubular body formed by connecting the A component (1) and the B component (8) is sealed, and the top and the vertical face of the tubular body are opened;
The A component (1) comprises an A component inner wall (2) and an A component outer wall (3), a first cavity is formed between the A component inner wall (2) and the A component outer wall (3), an A component left wall lug (5) and an A component right wall lug (6) are arranged on two sides, close to the top end, of the outer surface of the A component (1), first locking holes (16) are formed in the A component left wall lug (5) and the A component right wall lug (6), thickening treatment is carried out on the bottom of the A component (1), and a first water outlet (4) is designed at the bottom of the A component (1);
The B assembly (8) comprises a B assembly inner wall (9) and a B assembly outer wall (10), a second cavity is formed between the B assembly inner wall (9) and the B assembly outer wall (10), a B assembly left wall lug (12) and a B assembly right wall lug (13) are arranged on the outer surface of the B assembly (8) close to the two sides of the top end, second locking holes (18) are formed in the B assembly left wall lug (12) and the B assembly right wall lug (13), thickening treatment is carried out on the bottom of the B assembly (8), and a second water outlet (11) is designed in the bottom of the B assembly (8).
2. The cable protection tube protection and grounding device according to claim 1, wherein the inner wall (2) of the a-component and the outer wall (3) of the a-component, and the inner wall (9) of the B-component and the outer wall (10) of the B-component are respectively in a shape with a wide bottom end and a narrow top end opening.
3. The cable protection tube protection and grounding device according to claim 1, wherein the a-component inner wall (2) surface is 6mm longer than the a-component outer wall (3) surface, forming a first inner wall abutment surface (7).
4. The cable protection tube protection and grounding device according to claim 1, wherein the B-component inner wall (9) surface is 6mm longer than the B-component outer wall (10) surface, forming a second inner wall abutment surface (14).
5. The cable protection tube protection and grounding device according to claim 1, characterized in that locking grounding bolts (15) are mounted at both the first locking holes (16) and the second locking holes (18).
6. The cable protection tube protection and grounding device according to claim 1, characterized in that the first and second cavities communicate as cavities (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520727394.4U CN224097337U (en) | 2025-04-17 | 2025-04-17 | Cable protection tube protection and earthing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202520727394.4U CN224097337U (en) | 2025-04-17 | 2025-04-17 | Cable protection tube protection and earthing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN224097337U true CN224097337U (en) | 2026-04-07 |
Family
ID=99304250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202520727394.4U Active CN224097337U (en) | 2025-04-17 | 2025-04-17 | Cable protection tube protection and earthing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN224097337U (en) |
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2025
- 2025-04-17 CN CN202520727394.4U patent/CN224097337U/en active Active
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