CN114188734A - Cable fixing clamp - Google Patents
Cable fixing clamp Download PDFInfo
- Publication number
- CN114188734A CN114188734A CN202111502421.0A CN202111502421A CN114188734A CN 114188734 A CN114188734 A CN 114188734A CN 202111502421 A CN202111502421 A CN 202111502421A CN 114188734 A CN114188734 A CN 114188734A
- Authority
- CN
- China
- Prior art keywords
- shell
- clamping
- puncture
- cable
- hole
- 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.)
- Granted
Links
- 238000007789 sealing Methods 0.000 claims description 12
- 239000004020 conductor Substances 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 claims 1
- 230000008093 supporting effect Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 description 5
- 239000004519 grease Substances 0.000 description 2
- 229920001296 polysiloxane Polymers 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/24—Connections using contact members penetrating or cutting insulation or cable strands
- H01R4/2404—Connections using contact members penetrating or cutting insulation or cable strands the contact members having teeth, prongs, pins or needles penetrating the insulation
- H01R4/2407—Connections using contact members penetrating or cutting insulation or cable strands the contact members having teeth, prongs, pins or needles penetrating the insulation having saw-tooth projections
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/24—Connections using contact members penetrating or cutting insulation or cable strands
- H01R4/2475—Connections using contact members penetrating or cutting insulation or cable strands the contact members penetrating the insulation being actuated by screws, nuts or bolts
Landscapes
- Installation Of Indoor Wiring (AREA)
Abstract
The invention discloses a cable fixing clamp, which belongs to the technical field of puncture wire clamps and comprises an upper shell, a lower shell and a fixing bolt, wherein the upper shell is clamped on the lower shell to form a fixed shell; according to the invention, the puncture blade is clamped into the U-shaped groove, the clamping boss is used for hanging the clamping protrusion, and the clamping boss has a supporting effect on the clamping protrusion, so that the puncture blade can be rapidly expanded on the upper shell and the lower shell, the puncture blades with different specifications can be replaced aiming at cables with different specifications, and the use is flexible and convenient.
Description
Technical Field
The invention belongs to the technical field of puncture wire clamps, and particularly relates to a cable fixing clamp.
Background
The insulating puncture wire clamp mainly comprises a reinforcing shell, a puncture blade, a sealing gasket, waterproof silicone grease, a high-strength bolt, a torque nut and a cable terminal cap sleeve, when a cable needs to be branched or connected, a cable branch line terminal is inserted into the waterproof terminal cap sleeve, after a main line branch position is determined, the torque nut on the wire clamp is screwed by a socket wrench, the contact blade can puncture a cable insulating layer and is in contact with a conductor in the process, the sealing gasket annularly presses the periphery of the punctured position of the cable, the silicone grease in the shell overflows, when the torque reaches a set value, a nut torque mechanism falls off, the main line and the branch line are connected, and the waterproof performance and the electric effect reach parameters required by standards.
At present, puncture blade design rigid plate in the puncture fastener can't match the fastener that is suitable for fast according to the characteristic of two cables to can appear the cable and excessively press from both sides tightly and cause the cable damage, perhaps one of them cable presss from both sides tightly and another cable is tight phenomenon not tightly, makes the fastener centre gripping inefficacy, and in addition, the fastener design to the cable tip is different with the fastener at cable middle part, makes the commonality of fastener poor.
Disclosure of Invention
The invention aims to: the cable fixing clamp is provided for solving the problems that a puncture blade in a puncture cable clamp is designed to be rigid, the cable clamp which is applicable cannot be quickly matched according to the characteristics of two cables, and the cable clamp is poor in use flexibility, clamping failure of the cable clamp and universality of the cable clamp.
In order to achieve the purpose, the invention adopts the following technical scheme: a cable fixing clamp comprises an upper shell, a lower shell and a fixing bolt, wherein the upper shell is clamped on the lower shell to form a fixed shell, an upper backing plate is clamped on the upper shell, a lower backing plate is clamped on the lower shell, the fixing bolts respectively penetrate through the upper backing plate, the upper shell, the lower shell and the lower backing plate, the fixing bolt is in threaded connection with the lower backing plate, at least two puncture blades are clamped in the upper shell, at least two puncture blades are clamped in the lower shell, the puncture blades in the upper shell and the puncture blades in the lower shell are arranged in a mirror symmetry manner, a first through hole is arranged on one side of the fixed shell and aligned to one end of the puncture blade, and a second through hole is formed in the other side of the fixed shell and is aligned with the other end of the puncture blade.
As a further description of the above technical solution:
go up the casing with U type groove has all been seted up in the lower casing, be provided with the joint boss on the inner wall in U type groove, puncture blade joint is in U type inslot, it is protruding to be provided with the joint on the lateral wall of puncture blade, the joint boss supports the joint is protruding.
As a further description of the above technical solution:
the opposite ends of the puncture blade are respectively provided with a first sawtooth and a second sawtooth.
As a further description of the above technical solution:
and a second preformed hole corresponding to the second through hole is formed in one side of the fixed shell, and a first preformed hole corresponding to the first through hole is formed in the other side of the fixed shell.
As a further description of the above technical solution:
be provided with the shrouding down on the casing, the shrouding is plugged up first preformed hole with the second preformed hole.
As a further description of the above technical solution:
the puncture blade is made of conductive materials.
As a further description of the above technical solution:
the upper shell is provided with a first clamping groove, the upper base plate is clamped in the first clamping groove, and the upper base plate slides along the first clamping groove.
As a further description of the above technical solution:
the lower shell is provided with a second clamping groove, the lower cushion plate is clamped in the second clamping groove, the lower shell is provided with a plurality of guide posts, the guide posts are located on the periphery of the lower cushion plate, and the guide posts abut against the side wall of the lower cushion plate.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. according to the invention, the puncture blade is clamped into the U-shaped groove, the clamping boss is used for hanging the clamping protrusion, and the clamping boss has a supporting effect on the clamping protrusion, so that the puncture blade can be rapidly expanded on the upper shell and the lower shell, the puncture blades of different specifications can be replaced aiming at cables of different specifications, and the use is flexible and convenient.
2. According to the invention, the specifications of the first saw teeth and the second saw teeth can be different, and the specifications of the first saw teeth and the second saw teeth are matched according to the specification of the cable to be punctured, so that the connection effect of the puncturing wire clamp to the cable is ensured to be proper, and the problems of unstable cable connection and cable damage are avoided.
3. According to the invention, when the end part of the cable is fixed, in order to protect the end part of the cable from being exposed, the sealing plate blocks the first preformed hole and the second preformed hole, and when the middle part of the line is fixed, the sealing plate is removed from the lower shell, and the first preformed hole and the second preformed hole are in a through hole state, so that the expansion and fixation of different positions of the cable are met, the structural design is reasonable, and the universality is strong.
Drawings
Fig. 1 is a schematic view of an overall structure of a cable fixing clip.
Fig. 2 is a schematic view of an overall structure of a cable fixing clip.
Fig. 3 is an exploded view of a cable retaining clip.
Fig. 4 is an exploded view of a cable retaining clip.
Fig. 5 is a cross-sectional view of a cable retaining clip.
Fig. 6 is a partially enlarged view of a portion a of fig. 5.
Fig. 7 is a first reference view showing a state of use of a cable fixing clip.
Fig. 8 is a reference view showing a state of use of the cable fixing clip.
Illustration of the drawings:
1. an upper housing; 2. a lower housing; 3. fixing the bolt; 4. fixing the housing; 5. an upper base plate; 6. a lower base plate; 7. a piercing blade; 8. a first through hole; 9. a second through hole; 10. a U-shaped groove; 11. clamping the boss; 12. clamping the bulges; 13. a first saw tooth; 14. a second saw tooth; 15. a second preformed hole; 16. a first preformed hole; 17. closing the plate; 18. a first card slot; 19. a second card slot; 20. and a guide post.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-8, the present invention provides a technical solution: a cable fixing clamp comprises an upper shell 1, a lower shell 2 and a fixing bolt 3, wherein the upper shell 1 is connected with the lower shell 2 in a clamping manner to form a fixed shell 4, an upper backing plate 5 is connected with the upper shell 1 in a clamping manner, a lower backing plate 6 is connected with the lower shell 2 in a clamping manner, the fixing bolt 3 penetrates through the upper backing plate 5, the upper shell 1, the lower shell 2 and the lower backing plate 6 respectively, the fixing bolt 3 is in threaded connection with the lower backing plate 6, at least two puncture blades 7 are connected with the upper shell 1 in a clamping manner, at least two puncture blades 7 are connected with the lower shell 2 in a clamping manner, the puncture blades 7 in the upper shell 1 and the puncture blades 7 in the lower shell 2 are arranged in a mirror symmetry manner, a first through hole 8 is formed in one side of the fixed shell 4, the first through hole 8 is aligned with one end of the puncture blade 7, a second through hole 9 is formed in the other side of the fixed shell 4, the second through hole 9 is aligned with the other end of the piercing blade 7;
the upper shell 1 and the lower shell 2 are both internally provided with U-shaped grooves 10, the inner walls of the U-shaped grooves 10 are provided with clamping bosses 11, the puncture blade 7 is clamped in the U-shaped grooves 10, the side walls of the puncture blade 7 are provided with clamping protrusions 12, the clamping bosses 11 abut against the clamping protrusions 12, the puncture blade 7 is clamped in the U-shaped grooves 10, the clamping protrusions 12 are hung on the clamping bosses 11, and the clamping bosses 11 have a supporting effect on the clamping protrusions 12, so that the puncture blade 7 can be rapidly expanded on the upper shell 1 and the lower shell 2, the puncture blades 7 of different specifications can be replaced aiming at cables of different specifications, and the use is flexible and convenient;
the opposite two ends of the puncture blade 7 are respectively provided with a first sawtooth 13 and a second sawtooth 14, the specification of the first sawtooth 13 can be different from that of the second sawtooth 14, and the specifications of the first sawtooth 13 and the second sawtooth 14 are matched according to the specification of a cable to be punctured, so that the connection effect of the puncture wire clamp on the cable is ensured to be proper, and the problems of unstable cable connection and cable damage are avoided;
a second preformed hole 15 corresponding to the second through hole 9 is formed in one side of the fixed shell 4, and a first preformed hole 16 corresponding to the first through hole 8 is formed in the other side of the fixed shell 4; the lower shell 2 is provided with a sealing plate 17, the sealing plate 17 blocks the first preformed hole 16 and the second preformed hole 15, when the end part of the cable is fixed, in order to protect the end part of the cable from being exposed, the sealing plate 17 blocks the first preformed hole 16 and the second preformed hole 15, when the middle part of the cable is fixed, the sealing plate 17 is removed from the lower shell 2, and the first preformed hole 16 and the second preformed hole 15 are in a through hole state, so that the expansion and fixation of different positions of the cable are met, the structural design is reasonable, and the universality is strong;
the puncture blade 7 is made of a conductive material;
a first clamping groove 18 is formed in the upper shell 1, the upper base plate 5 is clamped in the first clamping groove 18, the upper base plate 5 slides along the first clamping groove 18, the position of the upper base plate 5 in the first clamping groove 18 is adjusted in a sliding mode, the optimal supporting point of the upper base plate 5 for the fixing bolt 3 is found, and the stability of the mounting structure is guaranteed;
the lower casing 2 is provided with a second clamping groove 19, the lower base plate 6 is clamped in the second clamping groove 19, the lower casing 2 is provided with a plurality of guide posts 20, the guide posts 20 are located around the lower base plate 6, and the guide posts 20 are abutted against the side wall of the lower base plate 6.
The working principle is as follows: firstly, confirming whether the cable is expanded and fixed to be the middle part or the end part, when the end part of the cable is fixed, in order to protect the end part of the cable from being exposed, at the moment, the sealing plate 17 blocks the first preformed hole 16 and the second preformed hole 15, when the middle part of the cable is fixed, the sealing plate 17 is removed from the lower shell 2, the first preformed hole 16 and the second preformed hole 15 are in a through hole state, secondly, the specifications of the first sawtooth 13 and the second sawtooth 14 are matched according to the specification of the cable to be punctured, the puncture blade 7 with the corresponding specification is selected, so that the connection effect of the puncture wire clamp to the cable is ensured to be proper, the selected puncture blade 7 is inserted into the U-shaped groove 10 in the upper shell 1 or the lower shell 2, the clamping boss 11 is hung on the clamping boss 12, the clamping boss 11 has a supporting function on the clamping boss 12, and therefore the puncture blade 7 can be rapidly expanded on the upper shell 1 and the lower shell 2, then, the upper shell 1 is clamped on the lower shell 2, two cables are respectively inserted into the first through hole 8 and the second through hole 9, at the moment, the corresponding first saw tooth 13 and the second saw tooth 14 respectively clamp the two cables, the upper backing plate 5 is clamped into the first clamping groove 18, the lower backing plate 6 slides along the guide column 20 and is clamped into the second clamping groove 19, the fixing bolt 3 respectively penetrates through the upper backing plate 5, the upper shell 1, the lower shell 2 and the lower backing plate 6, the fixing bolt 3 is in threaded connection with the lower backing plate 6, finally, the position of the upper backing plate 5 in the first clamping groove 18 is adjusted in a sliding mode, the best supporting point of the upper backing plate 5 for the fixing bolt 3 is found, the fixing bolt 3 is screwed, the outer skin between the upper shell 1 and the lower shell 2 is closed, the first saw tooth 13 and the second saw tooth 14 are inserted into the cables under the extrusion effect, the first saw tooth 13 and the second saw tooth 14 respectively penetrate through the conductive cores inside the two cables, and completing the wire clamping expansion of the cable.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The utility model provides a cable fixation clamp which characterized in that: comprises an upper shell (1), a lower shell (2) and a fixing bolt (3), wherein the upper shell (1) is connected with the lower shell (2) in a clamping manner to form a fixed shell (4), the upper shell (1) is connected with an upper base plate (5) in a clamping manner, the lower shell (2) is connected with a lower base plate (6) in a clamping manner, the fixing bolt (3) penetrates through the upper base plate (5), the upper shell (1), the lower shell (2) and the lower base plate (6) respectively, the fixing bolt (3) is in threaded connection with the lower base plate (6), at least two puncture blades (7) are clamped in the upper shell (1), at least two puncture blades (7) are clamped in the lower shell (2), the puncture blades (7) in the upper shell (1) and the puncture blades (7) in the lower shell (2) are arranged in a mirror symmetry manner, a first through hole (8) is formed in one side of the fixed shell (4), the first through hole (8) is aligned with one end of the puncture blade (7), a second through hole (9) is formed in the other side of the fixed shell (4), and the second through hole (9) is aligned with the other end of the puncture blade (7).
2. The cable fixing clamp according to claim 1, wherein the upper shell (1) and the lower shell (2) are both provided with a U-shaped groove (10), the inner wall of the U-shaped groove (10) is provided with a clamping boss (11), the puncture blade (7) is clamped in the U-shaped groove (10), the side wall of the puncture blade (7) is provided with a clamping protrusion (12), and the clamping boss (11) abuts against the clamping protrusion (12).
3. A cable fixing clip according to claim 1, wherein the piercing blade (7) is provided at opposite ends thereof with first (13) and second (14) serrations, respectively.
4. The cable fixing clamp according to claim 1, wherein a second preformed hole (15) corresponding to the second through hole (9) is formed in one side of the fixing shell (4), and a first preformed hole (16) corresponding to the first through hole (8) is formed in the other side of the fixing shell (4).
5. A cable fixing clip according to claim 4, wherein a sealing plate (17) is provided on the lower housing (2), the sealing plate (17) blocking the first and second preformed holes (16, 15).
6. A cable retaining clip according to claim 1, wherein the piercing blade (7) is of electrically conductive material.
7. The cable fixing clamp according to claim 1, wherein a first clamping groove (18) is formed in the upper housing (1), the upper pad (5) is clamped in the first clamping groove (18), and the upper pad (5) slides along the first clamping groove (18).
8. The cable fixing clamp according to claim 1, wherein a second clamping groove (19) is formed in the lower shell (2), the lower base plate (6) is clamped in the second clamping groove (19), a plurality of guide posts (20) are arranged on the lower shell (2), the plurality of guide posts (20) are located on the periphery of the lower base plate (6), and the plurality of guide posts (20) abut against the side wall of the lower base plate (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111502421.0A CN114188734B (en) | 2021-12-09 | 2021-12-09 | Cable fixing clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111502421.0A CN114188734B (en) | 2021-12-09 | 2021-12-09 | Cable fixing clamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114188734A true CN114188734A (en) | 2022-03-15 |
| CN114188734B CN114188734B (en) | 2024-04-30 |
Family
ID=80604132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111502421.0A Active CN114188734B (en) | 2021-12-09 | 2021-12-09 | Cable fixing clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114188734B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1513226A1 (en) * | 2003-09-03 | 2005-03-09 | Pfisterer Kontaktsysteme GmbH & Co. KG | Device for electrically connecting at least two isolated main conductors of a power supply cable, in particular cable tapping clamb |
| CN104157988A (en) * | 2014-08-26 | 2014-11-19 | 重庆自勇科技有限公司 | Piercing connector facilitating connection of cables of different diameters |
| CN209016297U (en) * | 2018-11-24 | 2019-06-21 | 红旗集团电力金具有限公司 | A kind of penetrating cable clamp |
| CN210957035U (en) * | 2020-01-16 | 2020-07-07 | 浙江科易电气有限公司 | Puncture wire clamp |
| CN212182586U (en) * | 2020-04-22 | 2020-12-18 | 蔡伟 | Electric power installation lead wire anchor clamps |
-
2021
- 2021-12-09 CN CN202111502421.0A patent/CN114188734B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1513226A1 (en) * | 2003-09-03 | 2005-03-09 | Pfisterer Kontaktsysteme GmbH & Co. KG | Device for electrically connecting at least two isolated main conductors of a power supply cable, in particular cable tapping clamb |
| CN104157988A (en) * | 2014-08-26 | 2014-11-19 | 重庆自勇科技有限公司 | Piercing connector facilitating connection of cables of different diameters |
| CN209016297U (en) * | 2018-11-24 | 2019-06-21 | 红旗集团电力金具有限公司 | A kind of penetrating cable clamp |
| CN210957035U (en) * | 2020-01-16 | 2020-07-07 | 浙江科易电气有限公司 | Puncture wire clamp |
| CN212182586U (en) * | 2020-04-22 | 2020-12-18 | 蔡伟 | Electric power installation lead wire anchor clamps |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114188734B (en) | 2024-04-30 |
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