CN110752479A - Cable pulling-proof device - Google Patents
Cable pulling-proof device Download PDFInfo
- Publication number
- CN110752479A CN110752479A CN201911053095.2A CN201911053095A CN110752479A CN 110752479 A CN110752479 A CN 110752479A CN 201911053095 A CN201911053095 A CN 201911053095A CN 110752479 A CN110752479 A CN 110752479A
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- China
- Prior art keywords
- cable
- fixed plate
- chutes
- sliding
- main
- 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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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/58—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable
- H01R13/5833—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable the cable being forced in a tortuous or curved path, e.g. knots in cable
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/72—Means for accommodating flexible lead within the holder
Abstract
The invention discloses a cable anti-pulling device, which is characterized in that a cable is spirally wound on a retractable support rod, so as to cooperate with the contraction when the cable is pulled, and utilize the spring to buffer, avoid the abrasion of the cable, it is characterized in that one end of a fixed column is vertically arranged at the center of a main fixed plate, the other end of the fixed column is vertically arranged at the center of an auxiliary fixed plate, a plurality of sliding grooves are formed on the main fixing plate at equal angles, a plurality of sliding grooves are formed on the auxiliary fixing plate at equal angles, the chutes on the auxiliary fixing plates correspond to the chutes on the main fixing plate one by one, the chutes are T-shaped grooves, a plurality of support rods are arranged between the main fixing plate and the auxiliary fixing plates, the supporting rods are distributed in an equal-angle annular mode, connecting sleeves are respectively arranged at two ends of the supporting rods, sliding blocks are fixedly arranged on the connecting sleeves, and the sliding blocks at one ends of the supporting rods are arranged in the sliding grooves in the main fixing plate in a one-to-one correspondence mode.
Description
Technical Field
The invention discloses a cable anti-pulling device, relates to an anti-pulling structure for preventing a cable from being damaged during pulling, and belongs to the field of cable equipment. In particular to a through with cable spiral winding on collapsible bracing piece to the cooperation is shrunk when the tractive cable, and utilizes the spring to cushion, avoids the structure of dragging of preventing of cable wearing and tearing.
Background
The cable is the optical cable, the collective name of article such as cable, the main use is installed in the control, connecting device, effect such as transmission power, be common and indispensable thing among the daily life, and in the actual use, the joint department that equipment and cable are connected often receives the power of dragging of outside cable one end easily and the pine takes off and causes the drop and the circuit break of joint department, make equipment power failure or communication interrupt, cause great loss, and current cable prevents that the device of dragging compresses tightly cable one end through the briquetting and fixes, it exposes one end when receiving the power of dragging at the cable, the unable concentrated cable part that is used in cable compression fixed department that directly acts on of stress, lead to compressing tightly the damage of department cable extremely easily.
Notice No. CN206364279U discloses a cable prevents dragging line ball, including base, line ball and bolt, line ball bottom central authorities are provided with the line ball groove, the both ends of line ball are provided with the through-hole that makes the screw rod of bolt pass, the position that corresponds the through-hole on the base is provided with the internal thread hole that is used for fixing bolt, line ball groove surface sets up to the cockscomb structure, and this line ball is preventing dragging when compressing tightly the cable, can cause the cable of the portion that compresses tightly to lead to pulling force's centralized action, leads to the portion that compresses tightly cable very easy damaged.
Publication number CN206834426U discloses an anti-pulling wire harness joint, comprising a housing, two fixed blocks are arranged at the inner bottom of the shell, first sliding chutes are arranged at the middle parts of the two fixed blocks, the inner side wall of the first chute is provided with a guide pin, one end of the guide pin far away from the inner side wall of the first chute is fixedly connected with a slide block, the end of the slide block far away from the inner bottom of the slide groove is provided with a mounting plate, the middle part of the mounting plate is provided with a round cavity, an annular groove is arranged at the edge of the circular cavity, two symmetrical second sliding chutes are arranged on the inner side wall of the annular groove, a slide bar is arranged in the second sliding chute, a device groove is arranged on the inner side wall of the second sliding chute, limiting blocks are arranged on the side walls at the two ends of the slide bar, this joint is through carrying out the centre gripping to the cable and cooperating the spring and carrying out the anti-dragging effect, but the stress concentration that the cable clamping part received, takes place the damage easily.
Disclosure of Invention
In order to improve the situation, the invention provides a cable anti-pulling device, which is provided with an anti-pulling structure which is matched with a retractable support rod to contract when the cable is pulled and is buffered by a spring to avoid the abrasion of the cable.
The invention relates to a cable anti-pulling device which is realized by the following steps: the invention relates to a cable anti-pulling device which comprises a main fixed plate, support rods, fixed columns, through holes, an auxiliary fixed plate, support springs, guide sleeves, sliding chutes, connecting sleeves and sliding blocks, wherein one end of each fixed column is vertically arranged at the center of the main fixed plate, the other end of each fixed column is vertically arranged at the center of the auxiliary fixed plate, a plurality of sliding chutes are formed in the main fixed plate at equal angles, a plurality of sliding chutes are formed in the auxiliary fixed plate at equal angles, the sliding chutes in the auxiliary fixed plate are in one-to-one correspondence with the sliding chutes in the main fixed plate, the sliding chutes are T-shaped grooves, a plurality of support rods are arranged between the main fixed plate and the auxiliary fixed plate and are distributed annularly at equal angles, the connecting sleeves are respectively arranged at two ends of the support rods, the sliding blocks are fixedly arranged on the connecting sleeves, the sliding blocks at one ends of the support rods are arranged in the sliding chutes, the slider is T type piece, the uniform angle has put a plurality of adapter sleeves on the lateral surface that the fixed column is close to one end, and is connected through the adapter sleeve one-to-one of supporting spring and a plurality of bracing piece one end, the uniform angle has put a plurality of adapter sleeves on the lateral surface that the fixed column is close to the other end, and is connected through the adapter sleeve one-to-one of supporting spring and a plurality of bracing piece other ends, it has the perforation to open on the main fixed plate, it has the perforation to open on the auxiliary fixed plate, and becomes central symmetry with the perforation on the main fixed plate, it has the protection pad to perforate pore wall overhead, fenestrate aperture reduces from the import to the export gradually, the external diameter of adapter sleeve is less than the internal diameter of uide bushing, and.
Furthermore, a roller is additionally arranged on the supporting rod and is arranged on the outer side surface of the supporting rod.
Has the beneficial effects.
The pulling force applied to the cable is buffered, the performance of the cable in resisting pulling force is improved, and the cable is prevented from being disconnected by the pulling force.
And secondly, the pulling force applied to the cable can be buffered and dispersed, and the cable is prevented from being abraded due to stress concentration.
Drawings
FIG. 1 is a perspective view of a cable pulling prevention device according to the present invention;
FIG. 2 is a perspective view of a cable anti-pulling device fixing column according to the present invention;
FIG. 3 is a perspective view of a support bar of the cable pulling prevention device of the present invention;
FIG. 4 is a three-dimensional structure diagram of a connecting sleeve of a supporting rod of the cable pulling-resistant device of the present invention;
FIG. 5 is a perspective view of the cable pulling prevention device of the present invention;
fig. 6 is a perspective view showing a structure of a cable pulling preventive apparatus according to embodiment 2 of the present invention.
In the attached drawings
Wherein the method comprises the following steps: the device comprises a main fixing plate (1), a supporting rod (2), a fixing column (3), a through hole (4), an auxiliary fixing plate (5), a supporting spring (6), a guide sleeve (7), a sliding groove (8), a connecting sleeve (9), a sliding block (10), a cable (11) and a roller (12).
The specific implementation mode is as follows:
example 1:
the invention relates to a cable anti-pulling device which is realized by the following steps: the invention relates to a cable anti-pulling device which comprises a main fixed plate (1), supporting rods (2), a fixed column (3), a through hole (4), an auxiliary fixed plate (5), a supporting spring (6), a guide sleeve (7), a sliding chute (8), a connecting sleeve (9) and a sliding block (10), wherein one end of the fixed column (3) is vertically arranged at the center of the main fixed plate (1), the other end of the fixed column (3) is vertically arranged at the center of the auxiliary fixed plate (5), a plurality of sliding chutes (8) are formed in the main fixed plate (1) at equal angles, a plurality of sliding chutes (8) are formed in the auxiliary fixed plate (5) at equal angles, the sliding chutes (8) in the auxiliary fixed plate (5) correspond to the sliding chutes (8) in the main fixed plate (1) one by one, the sliding chutes (8) are T-shaped grooves, and a plurality of supporting rods (2) are arranged between the main fixed, the supporting rods (2) are annularly distributed at equal angles, connecting sleeves (9) are respectively arranged at two ends of the supporting rods (2), sliding blocks (10) are fixedly arranged on the connecting sleeves (9), the sliding blocks (10) at one ends of the supporting rods (2) are arranged in a plurality of sliding grooves (8) on the main fixing plate (1) in a one-to-one correspondence manner, the sliding blocks (10) at the other ends of the supporting rods (2) are arranged in a plurality of sliding grooves (8) on the auxiliary fixing plate (5) in a one-to-one correspondence manner, the sliding blocks (10) are T-shaped blocks, a plurality of connecting sleeves (9) are arranged at equal angles on the outer side surface of the fixed column (3) close to one end and are connected with the connecting sleeves (9) at one ends of the supporting rods (2) in a one-to-one correspondence manner through supporting springs (6), a plurality of connecting sleeves (9) are arranged at equal angles on the outer side surface of the fixed column (, it has perforation (4) to open on main fixed plate (1), it has perforation (4) to open on supplementary fixed plate (5), and becomes central symmetry with perforation (4) on main fixed plate (1), it has the protection pad to put on perforation (4) pore wall, the aperture of perforation (4) reduces from the import to the export gradually, the external diameter of adapter sleeve (9) is less than the internal diameter of uide bushing (7), and opens on uide bushing (7) and have the groove of stepping down that corresponds with slider (10).
During the use, slider (10) are located spout (8) and are kept away from the one end of fixed plate central line under the initial condition, and personnel at first penetrate perforation (4) on main fixed plate (1) with the one end of cable (11), after a plurality of bracing pieces (2) outside spiral winding, wear out from perforation (4) on supplementary fixed plate (5) again, accomplish the installation.
When cable (11) received and pull the power, pull the power and produce cable (11) and pull, and then make cable (11) of winding on bracing piece (2) outside receive to pull, spiral cable (11) receive to pull power spiral and tighten up inside shrink, slider (10) on bracing piece (2) slide along spout (8), the stress of supporting spring (6) is overcome in a plurality of bracing pieces (2) is inwards shrunk, make cable (11) of bracing piece (2) department relax, with this power dispersion that will pull, and then will cushion and tear, it is difficult for causing wearing and tearing to cable (11) not to concentrate stress.
After the pulling force is eliminated, the supporting rod (2) is expanded outwards to reset under the action of the elastic force of the supporting spring (6), the sliding block (10) moves in the sliding groove (8), and the spiral cable (11) is expanded outwards to reset.
Example 2:
the difference between this example and example 1 is: a roller (12) is additionally arranged on the supporting rod (2), and the roller (12) is arranged on the outer side surface of the supporting rod (2); when the cable (11) is tightened or loosened on the supporting rod (2) to generate friction, the sliding friction is converted into rolling friction by the roller, so that the abrasion of the supporting rod (2) to the cable (11) is reduced;
the sliding groove (8) is a T-shaped groove, the sliding block (10) is designed as a T-shaped block, and the T-shaped block cannot escape from the T-shaped groove when sliding due to the matching of the T-shaped block and the T-shaped groove;
the protective pad is arranged on the hole wall of the through hole (4), so that the cable (11) can be protected, and long-time friction damage is avoided;
the aperture of the through hole (4) is gradually reduced from the inlet to the outlet, so that the diameter of the inlet of the through hole (4) is larger, and the cable (11) can be conveniently inserted into the through hole (4);
the outer diameter of the connecting sleeve (9) is smaller than the inner diameter of the guide sleeve (7), and the guide sleeve (7) is provided with a yielding groove corresponding to the sliding block (10), so that when the connecting sleeve (9) slides along the sliding groove (8), the connecting sleeve (9) can slide into the guide sleeve (7), the sliding path is longer, and the buffering effect is better;
the through hole (4) on the auxiliary fixing plate (5) and the through hole (4) on the main fixing plate (1) are designed to be centrosymmetric, so that the auxiliary fixing plate (5) is prevented from generating a torsional damage structure relative to the main fixing plate (1) when the cable (11) is subjected to a pulling force;
the supporting rods (2) are distributed at equal angles, so that the supporting rods (2) are stressed uniformly, and the releasing and pulling effects are good;
the supporting rod (2) is matched with the sliding block (10) and the spring, so that the pulling force can be buffered, and the cable (11) can be protected;
when the cable (11) is pulled, the sliding block (10) slides along the sliding groove (8), and the supporting rod (2) moves inwards to contract, so that the supporting spring (6) can be compressed, and the cable (11) is prevented from being damaged by buffering through the supporting spring (6);
the purpose of preventing the cable from being damaged when being pulled is achieved.
The above embodiments are preferred embodiments of the present invention, and are not intended to limit the scope of the present invention. It will be appreciated by those skilled in the art that changes may be made without departing from the scope of the invention, and it is intended that all matter contained in the above description or shown in the accompanying drawings shall be interpreted as illustrative and not in a limiting sense.
It should be further noted that, while the above specific embodiments are described for simplicity and clarity, only the differences from other embodiments are described, but those skilled in the art should understand that the above specific embodiments are independent technical solutions.
Claims (7)
1. The utility model provides a ware is prevented dragging by cable which characterized by: one end of a fixed column is vertically arranged at the center of a main fixed plate, the other end of the fixed column is vertically arranged at the center of an auxiliary fixed plate, a plurality of chutes are formed on the main fixed plate at equal angles, a plurality of chutes are formed on the auxiliary fixed plate at equal angles, the chutes on the auxiliary fixed plate and the chutes on the main fixed plate are in one-to-one correspondence, a plurality of support rods are arranged between the main fixed plate and the auxiliary fixed plate and are distributed annularly at equal angles, connecting sleeves are respectively arranged at two ends of the support rods, sliders are fixedly arranged on the connecting sleeves, the sliders at one ends of the plurality of support rods are arranged in the chutes on the main fixed plate in one-to-one correspondence, the sliders at the other ends of the plurality of support rods are arranged in the chutes on the auxiliary fixed plate in one-to-one correspondence, a plurality of connecting sleeves are arranged at equal angles, and the supporting springs are connected with the connecting sleeves at the other ends of the supporting rods in a one-to-one correspondence manner, the main fixing plate is provided with a through hole, and the auxiliary fixing plate is provided with a through hole which is centrosymmetric with the through hole on the main fixing plate.
2. The cable pulling-resistant device as claimed in claim 1, wherein the supporting rod is additionally provided with a roller, the roller is arranged on the outer side surface of the supporting rod, and when the cable is tightened or loosened on the supporting rod to generate friction in use, the roller converts sliding friction into rolling friction, so that abrasion of the supporting rod to the cable is reduced.
3. A cable pulling resistant device as defined in claim 1, wherein said chute is a T-shaped slot and said slider is a T-shaped block.
4. A cable pulling stop according to claim 1, wherein a protective pad is disposed on the wall of said bore.
5. A cable anti-rip apparatus as claimed in claim 4, wherein the perforations are progressively reduced in aperture from the inlet to the outlet.
6. The cable pulling-resistant device according to claim 1, wherein the outer diameter of the connecting sleeve is smaller than the inner diameter of the guide sleeve, and the guide sleeve is provided with a yielding groove corresponding to the sliding block, so that when the connecting sleeve slides along the sliding groove, the connecting sleeve can slide into the guide sleeve, the sliding path is longer, and the buffering effect is better.
7. The cable pulling-resistant device as claimed in claim 1, wherein when the device is used, the sliding block slides along the sliding groove when the cable is pulled, the supporting rod moves inwards to contract, the supporting spring can be compressed, and the supporting spring is used for buffering, so that the cable is prevented from being damaged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911053095.2A CN110752479B (en) | 2019-10-31 | 2019-10-31 | Cable pulling-proof device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911053095.2A CN110752479B (en) | 2019-10-31 | 2019-10-31 | Cable pulling-proof device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110752479A true CN110752479A (en) | 2020-02-04 |
| CN110752479B CN110752479B (en) | 2021-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911053095.2A Active CN110752479B (en) | 2019-10-31 | 2019-10-31 | Cable pulling-proof device |
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| CN (1) | CN110752479B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112603390A (en) * | 2020-12-18 | 2021-04-06 | 成都武侯熹亚颐美医疗美容门诊部有限公司 | Facial cosmetic method based on fat displacement and activity activation |
| CN112993914A (en) * | 2021-02-06 | 2021-06-18 | 戚鑫 | Waterproof device for pipeline inlet of power equipment |
| CN117559171A (en) * | 2024-01-11 | 2024-02-13 | 常州市丰国金鳄电缆有限公司 | New energy automobile pencil is with preventing tearing device by joint |
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| CN208135650U (en) * | 2018-04-28 | 2018-11-23 | 广东电网有限责任公司 | Wheel disc device and electrical lead draw off gear |
| CN208423288U (en) * | 2018-07-30 | 2019-01-22 | 赤壁市科斯塔电子科技有限公司 | Low voltage wiring harness in a kind of high-voltage cage |
| CN109607306A (en) * | 2018-10-25 | 2019-04-12 | 国网浙江省电力有限公司磐安县供电公司 | A kind of take-up for protecting electric wire |
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| CN101823647A (en) * | 2009-03-02 | 2010-09-08 | 周新才 | Paying off rack |
| CN205240964U (en) * | 2015-12-22 | 2016-05-18 | 绍兴县彩立方纺织有限公司 | Hank reeling machine's stranded conductor frame |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112603390A (en) * | 2020-12-18 | 2021-04-06 | 成都武侯熹亚颐美医疗美容门诊部有限公司 | Facial cosmetic method based on fat displacement and activity activation |
| CN112993914A (en) * | 2021-02-06 | 2021-06-18 | 戚鑫 | Waterproof device for pipeline inlet of power equipment |
| CN117559171A (en) * | 2024-01-11 | 2024-02-13 | 常州市丰国金鳄电缆有限公司 | New energy automobile pencil is with preventing tearing device by joint |
| CN117559171B (en) * | 2024-01-11 | 2024-03-22 | 常州市丰国金鳄电缆有限公司 | New energy automobile pencil is with preventing tearing device by joint |
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|---|---|
| CN110752479B (en) | 2021-03-30 |
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