CN118137388B - Distribution wire clamp - Google Patents
Distribution wire clamp Download PDFInfo
- Publication number
- CN118137388B CN118137388B CN202410545143.4A CN202410545143A CN118137388B CN 118137388 B CN118137388 B CN 118137388B CN 202410545143 A CN202410545143 A CN 202410545143A CN 118137388 B CN118137388 B CN 118137388B
- Authority
- CN
- China
- Prior art keywords
- hoop
- mounting
- fixedly connected
- bottom plate
- screw rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 230000000149 penetrating effect Effects 0.000 claims abstract 2
- 238000009434 installation Methods 0.000 claims description 25
- 238000006073 displacement reaction Methods 0.000 claims description 14
- 238000005096 rolling process Methods 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 6
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/30—Installations of cables or lines on walls, floors or ceilings
- H02G3/32—Installations of cables or lines on walls, floors or ceilings using mounting clamps
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Clamps And Clips (AREA)
Abstract
The invention belongs to the technical field of power distribution, and particularly discloses a power distribution wire clamp, which comprises a mounting bottom plate, wherein a clamping structure is detachably connected to the mounting bottom plate, a fixed bottom plate is distributed on one side, away from the clamping structure, of the mounting bottom plate, a mounting part is detachably connected to the fixed bottom plate, a telescopic part is detachably connected between the mounting bottom plate and the fixed bottom plate, the mounting part comprises an external screw rod penetrating through the fixed bottom plate, the external screw rod penetrates through the fixed bottom plate and is positioned at four corners, the external screw rod is of a hollow structure, threads are formed on the outer wall of the external screw rod, discharge holes are formed in the outer wall of the external screw rod at equal intervals, a mounting ring is fixedly connected to the end part of the external screw rod, and a hexagonal spanner block is fixedly connected to the mounting ring. When the device is in actual use, the clamping position of the wire can be adjusted, and the wire can be firmly built on an external object.
Description
Technical Field
The invention belongs to the technical field of power distribution, and particularly relates to a power distribution wire clamp.
Background
The wire clamp is an iron or aluminum metal accessory which can be fixed on the wire, most of the wire clamp needs to bear larger tension in operation, and meanwhile, good electrical contact is ensured, so that the wire clamp is widely applied to the process of building the wire harness;
At present, a distribution wire clamp on the market is installed with an external object by adopting a bolt, the bolt can drive the distribution wire clamp to be firmly connected, but a lead is subjected to external force, the installation part of the distribution wire clamp is easy to drive to shake, the part connected with the external object is damaged, the bolt is separated from the external object, the damaged external object is inconvenient to install the bolt again, the distribution wire clamp and the external object are not firmly connected, at the moment, a worker needs to install the distribution wire clamp again at a similar part, but a large number of distribution wire clamps can lead to the surface damage of the external object during installation, and then the external object is influenced.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a power distribution wire clamp.
In order to achieve the above purpose, the invention provides a power distribution wire clamp, which comprises an installation bottom plate, wherein a clamping structure is detachably connected to the installation bottom plate, a fixed bottom plate is distributed on one side of the installation bottom plate, which is away from the clamping structure, an installation piece is detachably connected to the fixed bottom plate, and a telescopic piece is detachably connected between the installation bottom plate and the fixed bottom plate;
The mounting piece is including running through the external screw rod on PMKD, external screw rod runs through and is located the four corners position on PMKD, external screw rod is hollow structure, the screw thread has been seted up to external screw rod's outer wall, equidistant discharge port of having seted up of external screw rod's outer wall, the tip fixedly connected with collar of external screw rod, fixedly connected with hexagonal spanner block on the collar.
In the above technical scheme, further, the extensible member includes the shell that cup joints, cup joint shell fixed connection is close to the position of external screw rod on PMKD, cup joint the inside grafting of shell and have the grafting strip, it has the installation inserted bar to run through on the shell to cup joint, the installation inserted bar runs through and cup joints shell and grafting strip threaded connection, the top surface and the mounting baseplate fixed connection of grafting strip.
In the above technical scheme, further, be located the middle part on the PMKD and rotate and be connected with the installation screw rod, the upper end and the mounting plate threaded connection of installation screw rod, the both sides fixedly connected with vertical auxiliary rod that are located the installation screw rod on the PMKD, the upper portion and the mounting plate of vertical auxiliary rod run through.
In the above technical scheme, further, the clamping structure includes first hoop, second hoop, third hoop and fourth hoop, first hoop and fourth hoop relative distribution, second hoop and third hoop relative distribution, the second slide rail that is connected with can be dismantled to the lower part of fourth hoop and second hoop, the second slide rail of second hoop lower part can be dismantled and be connected with first slide rail, the lower part of third hoop can also be dismantled and be connected with first slide rail, the lower part and the mounting plate of first slide rail can be dismantled and be connected, the second slide rail and the mounting plate of fourth hoop lower part can be dismantled simultaneously and be connected, the bottom surface and the mounting plate fixed connection of first hoop.
In the above technical scheme, further, the middle part of third hoop can be dismantled and be connected with the second mounting panel, the middle part of first hoop can be dismantled and be connected with the first mounting panel, the first mounting panel can be dismantled and be connected with second rolling bearing, second rolling bearing's inner circle fixedly connected with displacement screw rod, the one end that deviates from second rolling bearing of displacement screw rod runs through with the second mounting panel, threaded connection has the screw rod cover on the displacement screw rod, screw rod cover and second mounting panel fixed connection.
In the above technical scheme, further, the upper portions of first hoop, second hoop, third hoop and fourth hoop all fixedly connected with first connecting piece, the first connecting piece fixedly connected with grafting pole on third hoop and the second hoop, the grafting pole deviates from the one end of third hoop and second hoop and the grafting of first connecting piece on first hoop and the fourth hoop, first connecting piece is sheet structure.
In the above technical scheme, further, the first connecting piece on the third hoop is embedded with the bearing shell, the outer wall fixedly connected with sealing ring of bearing shell, the inner wall and the first connecting piece butt of sealing ring, the inside embedding of bearing shell has first rolling bearing, the inner circle fixedly connected with adjusting screw of first rolling bearing, first connecting piece threaded connection on adjusting screw and the second hoop, the one end fixedly connected with installation spanner that adjusting screw deviates from first rolling bearing, first connecting piece fixedly connected with auxiliary slide bar on the first hoop, auxiliary slide bar runs through with the first connecting piece on the fourth hoop.
Compared with the prior art, the invention has the following beneficial effects:
1. When the device is in actual use, the clamping position of the wire can be adjusted, so that the wire can be firmly built on an external object;
2. When the device is in actual use, the wire clamp can be firmly connected to external equipment, and the wire clamp is prevented from being easily separated from an external object;
3. when the device is in actual use, the wire clamp and an external object can be conveniently and firmly connected, and the installation difficulty of the wire clamp is reduced.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of a connection structure of a mounting base plate and a plug strip according to the present invention;
FIG. 3 is a schematic view of a connection structure of a mounting base plate and a fixing base plate according to the present invention;
FIG. 4 is a schematic view of a connection structure of a first rolling bearing and a bearing housing according to the present invention;
FIG. 5 is a schematic view of the connection structure of the displacement screw and the first and second mounting plates according to the present invention;
fig. 6 is a schematic cross-sectional view of an external screw according to the present invention.
In the figure: 1. a first hoop; 2. a mounting base plate; 3. a fixed bottom plate; 4. a second hoop; 5. a third hoop; 6. a fourth hoop; 7. adjusting a screw; 8. inserting a connecting rod; 9. a first connecting piece; 10. an auxiliary slide bar; 11. a first mounting plate; 12. a second mounting plate; 13. a plug strip; 14. a vertical auxiliary rod; 15. installing a screw; 16. a first slide rail; 17. a second slide rail; 18. a sleeve joint shell; 19. installing a plug rod; 20. externally connecting a screw; 21. installing a spanner; 22. a seal ring; 23. a first rotating bearing; 24. a bearing housing; 25. a second rotating bearing; 26. a displacement screw; 27. hexagonal spanner block; 28. a screw sleeve; 29. a discharge hole; 30. and (5) a mounting ring.
Detailed Description
In order that the above-recited objects, features and advantages of the present invention will be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description.
1-6, A power distribution wire clamp comprises a mounting bottom plate 2, wherein a clamping structure is detachably connected to the mounting bottom plate 2, a fixed bottom plate 3 is distributed on one side, away from the clamping structure, of the mounting bottom plate 2, a mounting piece is detachably connected to the fixed bottom plate 3, and a telescopic piece is detachably connected between the mounting bottom plate 2 and the fixed bottom plate 3;
The mounting is including running through external screw rod 20 on PMKD 3, external screw rod 20 runs through and is located the four corners position on PMKD 3, external screw rod 20 is hollow structure, the screw thread is seted up to external wall of external screw rod 20, discharge hole 29 has been seted up to external wall equidistant of external screw rod 20, the tip fixedly connected with collar 30 of external screw rod 20, fixedly connected with hexagonal spanner block 27 on the collar 30, when the inside injection concrete of external screw rod 20, the concrete can be discharged through discharge hole 29, the concrete can be full of the installation department of external screw rod 20 this moment, the concrete after the solidification can improve external screw rod 20 and external object's joint strength.
The telescopic piece includes cup joints shell 18, cup joints shell 18 fixed connection and is close to external screw rod 20's position on PMKD 3, cup joints the inside grafting of shell 18 and has plug bar 13, runs through on the shell 18 and has installation inserted bar 19, installation inserted bar 19 runs through cup joints shell 18 and plug bar 13 threaded connection, the top surface and the PMKD 2 fixed connection of plug bar 13, the setting of installation inserted bar 19 can realize that the length of use of plug bar 13 is fixed, the equidistant round hole of having seted up on the plug bar 13 simultaneously, the round hole of seting up on the plug bar 13 cooperates with installation inserted bar 19.
The middle part that is located on the PMKD 3 rotates and is connected with mounting screw 15, and mounting screw 15's upper end and mounting plate 2 threaded connection are located the both sides fixedly connected with vertical auxiliary rod 14 of mounting screw 15 on the PMKD 3, and the upper portion and the mounting plate 2 of vertical auxiliary rod 14 run through, and when the staff rotated mounting screw 15, the staff will install inserted bar 19 and cup joint shell 18 separation, can realize the interval adjustment between mounting plate 2 and the PMKD 3.
The clamping structure comprises a first hoop 1, a second hoop 4, a third hoop 5 and a fourth hoop 6, wherein the first hoop 1 and the fourth hoop 6 are distributed relatively, the second hoop 4 and the third hoop 5 are distributed relatively, the lower parts of the fourth hoop 6 and the second hoop 4 are connected with a second sliding rail 17 in a detachable mode, the second sliding rail 17 at the lower part of the second hoop 4 is connected with a first sliding rail 16 in a detachable mode, the lower part of the third hoop 5 is connected with a first sliding rail 16 in a detachable mode, the lower part of the first sliding rail 16 is connected with a mounting bottom plate 2 in a detachable mode, meanwhile, the second sliding rail 17 at the lower part of the fourth hoop 6 is connected with the mounting bottom plate 2 in a detachable mode, the bottom surface of the first hoop 1 is fixedly connected with the mounting bottom plate 2, the first hoop 1 and the fourth hoop 6 are distributed relatively, the second hoop 4 and the third hoop 5 are distributed relatively, the clamping structure can clamp and support a wire, the first sliding rail 16 and the second sliding rail 17 can be arranged in a detachable mode, and the clamping structure can regulate the clamping position of the wire.
The middle part of third hoop 5 can be dismantled and is connected with second mounting panel 12, the middle part of first hoop 1 can be dismantled and is connected with first mounting panel 11, first mounting panel 11 can be dismantled and is connected with second rolling bearing 25, the inner circle fixedly connected with displacement screw 26 of second rolling bearing 25, the one end that deviates from second rolling bearing 25 of displacement screw 26 runs through with second mounting panel 12, threaded connection has screw rod cover 28 on the displacement screw 26, screw rod cover 28 and second mounting panel 12 fixed connection, when the staff rotates displacement screw 26, the interval between first mounting panel 11 and the second mounting panel 12 can be adjusted, the clamping structure can be to the different position centre gripping of wire this moment, and then can realize that the clamping structure changes the centre gripping length of wire.
The upper portions of the first hoop 1, the second hoop 4, the third hoop 5 and the fourth hoop 6 are fixedly connected with first connecting pieces 9, the first connecting pieces 9 on the third hoop 5 and the second hoop 4 are fixedly connected with inserting rods 8, one ends of the inserting rods 8, deviating from the third hoop 5 and the second hoop 4, are inserted with the first connecting pieces 9 on the first hoop 1 and the fourth hoop 6, the first connecting pieces 9 are of sheet structures, the inserting rods 8 are arranged and can be matched with a displacement screw 26 for use, and the clamping structure can firmly clamp wires.
The first connecting piece 9 on the third hoop 5 is embedded with a bearing shell 24, the outer wall of the bearing shell 24 is fixedly connected with a sealing ring 22, the inner wall of the sealing ring 22 is abutted against the first connecting piece 9, a first rotating bearing 23 is embedded in the bearing shell 24, the inner ring of the first rotating bearing 23 is fixedly connected with an adjusting screw 7, the adjusting screw 7 is in threaded connection with the first connecting piece 9 on the second hoop 4, one end of the adjusting screw 7, which is away from the first rotating bearing 23, is fixedly connected with an installation spanner 21, the first connecting piece 9 on the first hoop 1 is fixedly connected with an auxiliary sliding rod 10, the auxiliary sliding rod 10 penetrates through the first connecting piece 9 on the fourth hoop 6, when a worker rotates the adjusting screw 7 through the installation spanner 21, the second hoop 4 and the fourth hoop 6 can slide on the second sliding rail 17, and at the moment, the clamping structure can clamp wires with different diameters.
Working principle: when the wire clamp is in actual use, a worker separates the mounting inserted rod 19 from the sleeve shell 18 in advance, then rotates the mounting screw 15, the distance between the mounting bottom plate 2 and the fixing bottom plate 3 can be adjusted, the worker screws the external screw rod 20 into the external object, then injects the concrete into the external screw rod 20, the concrete in the external screw rod 20 can overflow through the discharge hole 29, at the moment, the gap between the external screw rod 20 and the external object can be filled with the concrete, the number of the discharge holes 29 is a plurality of, the discharge holes 29 close to the mounting ring 30 are the concrete injection holes, when the external screw rod 20 is screwed into the external object, the worker rotates the mounting screw rod 15, at the moment, the distance between the mounting bottom plate 2 and the fixing bottom plate 3 can be adjusted again, then the mounting inserted rod 19 is connected with the plug strip 13, then the worker rotates the displacement screw rod 26, at the moment, the second hoop 4 and the third hoop 5 can slide on the mounting bottom plate 2 through the first slide rail 16, the clamping length of the wire can be changed, then the worker rotates the adjusting screw rod 7, and the second hoop 4 and the fourth hoop 6 can move in the different positions of the wire clamp.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made therein without departing from the spirit and scope of the invention, which is defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (3)
1. The utility model provides a distribution clamp, includes mounting plate (2), its characterized in that, detachably is connected with clamping structure on mounting plate (2), mounting plate (2) deviate from clamping structure's one side and distribute fixed baseplate (3), detachably is connected with the installed part on fixed baseplate (3), detachably is connected with the extensible member between mounting plate (2) and fixed baseplate (3);
The mounting piece comprises an external screw rod (20) penetrating through a fixed bottom plate (3), the external screw rod (20) penetrates through the fixed bottom plate (3) and is positioned at four corners, the external screw rod (20) is of a hollow structure, threads are formed on the outer wall of the external screw rod (20), discharge holes (29) are formed in the outer wall of the external screw rod (20) at equal intervals, a mounting ring (30) is fixedly connected to the end part of the external screw rod (20), and a hexagonal pulling block (27) is fixedly connected to the mounting ring (30);
the clamping structure comprises a first hoop (1), a second hoop (4), a third hoop (5) and a fourth hoop (6), wherein the first hoop (1) and the fourth hoop (6) are distributed relatively, the second hoop (4) and the third hoop (5) are distributed relatively, the lower parts of the fourth hoop (6) and the second hoop (4) are detachably connected with a second slide rail (17), the second slide rail (17) at the lower part of the second hoop (4) is detachably connected with a first slide rail (16), the lower part of the third hoop (5) is also detachably connected with a first slide rail (16), the lower part of the first slide rail (16) is detachably connected with a mounting bottom plate (2), and meanwhile, the second slide rail (17) at the lower part of the fourth hoop (6) is detachably connected with the mounting bottom plate (2), and the bottom surface of the first hoop (1) is fixedly connected with the mounting bottom plate (2);
the middle part of the third hoop (5) is detachably connected with a second mounting plate (12), the middle part of the first hoop (1) is detachably connected with a first mounting plate (11), the first mounting plate (11) is detachably connected with a second rotating bearing (25), the inner ring of the second rotating bearing (25) is fixedly connected with a displacement screw (26), one end, deviating from the second rotating bearing (25), of the displacement screw (26) penetrates through the second mounting plate (12), a screw sleeve (28) is connected to the displacement screw (26) in a threaded manner, and the screw sleeve (28) is fixedly connected with the second mounting plate (12);
The upper parts of the first hoop (1), the second hoop (4), the third hoop (5) and the fourth hoop (6) are fixedly connected with first connecting pieces (9), the first connecting pieces (9) on the third hoop (5) and the second hoop (4) are fixedly connected with inserting rods (8), one ends of the inserting rods (8) deviating from the third hoop (5) and the second hoop (4) are inserted with the first connecting pieces (9) on the first hoop (1) and the fourth hoop (6), and the first connecting pieces (9) are of sheet structures;
First connecting piece (9) on third hoop (5) imbeds have bearing shell (24), the outer wall fixedly connected with sealing ring (22) of bearing shell (24), the inner wall and the first connecting piece (9) butt of sealing ring (22), the inside embedding of bearing shell (24) has first rolling bearing (23), the inner circle fixedly connected with adjusting screw (7) of first rolling bearing (23), first connecting piece (9) threaded connection on adjusting screw (7) and second hoop (4), the one end fixedly connected with installation spanner (21) of adjusting screw (7) deviating from first rolling bearing (23), first connecting piece (9) fixedly connected with auxiliary slide bar (10) on first hoop (1), first connecting piece (9) on auxiliary slide bar (10) and fourth hoop (6) run through.
2. The power distribution wire clamp according to claim 1, characterized in that the telescopic piece comprises a sleeve shell (18), the sleeve shell (18) is fixedly connected to a part, close to an external screw (20), on the fixed bottom plate (3), a plug strip (13) is inserted into the sleeve shell (18), an installation plug rod (19) penetrates through the sleeve shell (18), the installation plug rod (19) penetrates through the sleeve shell (18) to be in threaded connection with the plug strip (13), and the top surface of the plug strip (13) is fixedly connected with the installation bottom plate (2).
3. The distribution wire clamp according to claim 1, wherein the fixing base plate (3) is rotatably connected with a mounting screw (15) at the middle part, the upper end of the mounting screw (15) is in threaded connection with the mounting base plate (2), vertical auxiliary rods (14) are fixedly connected to two sides of the fixing base plate (3) which are positioned on the mounting screw (15), and the upper parts of the vertical auxiliary rods (14) penetrate through the mounting base plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410545143.4A CN118137388B (en) | 2024-05-06 | 2024-05-06 | Distribution wire clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410545143.4A CN118137388B (en) | 2024-05-06 | 2024-05-06 | Distribution wire clamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN118137388A CN118137388A (en) | 2024-06-04 |
| CN118137388B true CN118137388B (en) | 2024-07-12 |
Family
ID=91233933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410545143.4A Active CN118137388B (en) | 2024-05-06 | 2024-05-06 | Distribution wire clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN118137388B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118659271A (en) * | 2024-08-21 | 2024-09-17 | 国网山东省电力公司五莲县供电公司 | Cable installation structure |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204626403U (en) * | 2015-05-22 | 2015-09-09 | 西安科技大学 | A kind of hole wall supporting soil nailing |
| CN212085718U (en) * | 2020-05-30 | 2020-12-04 | 高庆国 | Electric cable fixing device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3406952B1 (en) * | 2017-05-22 | 2019-11-06 | HILTI Aktiengesellschaft | Pivotable cable holder |
| CN110880727B (en) * | 2019-12-23 | 2020-09-29 | 陈烁 | Cable fixing device for municipal works |
| CN113734900A (en) * | 2021-09-07 | 2021-12-03 | 新晃县顺泰电子有限公司 | Wire harness arranging device for desktop computer data wire |
| CN116885650A (en) * | 2023-09-06 | 2023-10-13 | 国网山东省电力公司东平县供电公司 | Power cable installation equipment |
| CN220830274U (en) * | 2023-09-19 | 2024-04-23 | 温州鸿燕市政工程有限公司 | Be used for municipal works circuit to reform transform support |
-
2024
- 2024-05-06 CN CN202410545143.4A patent/CN118137388B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204626403U (en) * | 2015-05-22 | 2015-09-09 | 西安科技大学 | A kind of hole wall supporting soil nailing |
| CN212085718U (en) * | 2020-05-30 | 2020-12-04 | 高庆国 | Electric cable fixing device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN118137388A (en) | 2024-06-04 |
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