CN111145992A - Power transformer outgoing line lead insulation assembly - Google Patents
Power transformer outgoing line lead insulation assembly Download PDFInfo
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- CN111145992A CN111145992A CN202010002941.4A CN202010002941A CN111145992A CN 111145992 A CN111145992 A CN 111145992A CN 202010002941 A CN202010002941 A CN 202010002941A CN 111145992 A CN111145992 A CN 111145992A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/29—Terminals; Tapping arrangements for signal inductances
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/32—Insulating of coils, windings, or parts thereof
- H01F27/324—Insulation between coil and core, between different winding sections, around the coil; Other insulation structures
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- Power Engineering (AREA)
- Coils Of Transformers For General Uses (AREA)
Abstract
The invention provides an outgoing line lead insulation assembly of a power transformer, which comprises a box body, a coil, a wire bunching unit and a wiring terminal, wherein the box body is provided with a through hole; the inner wall of the bottom end of the box body is provided with a coil, the side wall of the middle part of the box body is provided with a wire bunching unit, the upper end of the box body is uniformly provided with mounting holes communicated with the inside of the box body, and the mounting holes at the upper end of the box body are provided with wiring terminals; the invention can solve the problems that the existing transformer outgoing line lead insulation component mainly has a: when the lead connected to the inside of the transformer is led out, the lead cannot be adjusted according to the lead angle of the lead, so that the insulating layer on the outer wall of the lead is damaged due to friction with the guide pipe when the lead is blown by wind in the process of long-term use of the lead, and potential safety hazards exist; b, the existing lead is poor in stability when being connected with a coil in the transformer, and a joint of the lead is easy to fall off from the coil in the transformer when the lead is blown by wind or shaken by manpower; influence the use and the like.
Description
Technical Field
The invention relates to the technical field of electrical engineering, in particular to an outgoing line lead insulation assembly of a power transformer.
Background
A large number of outgoing line lead wire insulation assemblies are usually arranged on a transformer and used for leading out wires connected with an internal coil of the transformer, so that the stability of the current in the transformer is ensured, but the outgoing line lead wire insulation assemblies of the existing transformers mainly have the following problems in the use process:
a: when the lead connected to the inside of the transformer is led out, the lead cannot be adjusted according to the lead angle of the lead, so that the insulating layer on the outer wall of the lead is damaged due to friction with the guide pipe when the lead is blown by wind in the process of long-term use of the lead, and potential safety hazards exist; b, the existing lead is poor in stability when being connected with a coil in the transformer, and a joint of the lead is easy to fall off from the coil in the transformer when the lead is blown by wind or shaken by manpower; affecting the use.
In order to improve the connection strength of the lead in the transformer; the invention provides an outgoing line lead insulation assembly of a power transformer.
Disclosure of Invention
In order to achieve the purpose, the invention adopts the following technical scheme that the power transformer outgoing line lead insulation assembly comprises a box body, a coil, a wire harness unit and a wiring terminal; the inner wall of the bottom end of the box body is provided with a coil, the side wall of the middle part of the box body is provided with a wire bunching unit, the upper end of the box body is uniformly provided with mounting holes communicated with the inside of the box body, and the mounting holes at the upper end of the box body are provided with wiring terminals; wherein:
the wire bundling unit comprises a fixed disc, a compression joint spring, a wire bundling ring, a clamping column, a clamping joint and a clamping spring; circular stepped through holes are uniformly formed in the fixed disc, and compression springs are arranged inside the circular stepped through holes; the wire bundling ring is arranged in the circular stepped hole of the fixed disc in a sliding fit mode, clamping columns are uniformly arranged on the inner wall of the wire bundling ring in a sliding fit mode around the circumferential direction of the wire bundling ring, and the bottom ends of the clamping columns are abutted to the inner wall of the wire bundling ring through clamping springs; the top end of the clamping column is provided with a clamping joint; a lead wire led out from the coil passes through the circular stepped through hole on the fixed disc to fix the coil through the clamping joint; the coil connecting structure improves the connecting effect of the wire and the coil, and prevents the loosening of the wire interface at one end connected with the coil.
The wiring terminal comprises a fixing unit, an adjusting unit and a wiring unit; the fixed unit install on the mounting hole of box upper end, and the wiring unit is installed to the upper end of fixed unit, the regulating unit install on the upper end outer wall of box through sliding fit, and the regulating unit is connected with the fixed unit.
The fixing unit comprises a metal fixing ring sleeve, a rubber fixing ring sleeve, an insulating fixing ring sleeve, a fixing ring sleeve and a wire limiting module; the upper end of the metal fixed ring sleeve is connected with a rubber fixed ring sleeve through a fixed ring sleeve, the upper end of the rubber fixed ring sleeve is connected with an insulating fixed ring sleeve through a fixed ring sleeve, and two groups of wire limiting modules are arranged in the insulating fixed ring sleeve through a pin shaft; and the inner wall of the insulation fixed ring sleeve corresponding to the wire limiting module is provided with a flow guide hole communicated with the outer wall of the insulation fixed ring sleeve; the conducting wire is conducted from the inside of the fixing unit and is led to be fixed on the coil.
The wire limiting module comprises a wire limiting arc plate and a pressure spring; the wire limiting arc plate is uniformly arranged on the inner wall of the insulating fixed ring sleeve in the axis direction of the insulating fixed ring sleeve through a pin shaft, and the wire limiting arc plate is connected with the inner wall of the insulating fixed ring sleeve through a pressure spring; the wire limiting module improves the fixing effect of the led-out wire and prevents the wire from loosening under the action of wind force.
The adjusting unit comprises a supporting plate, an adjusting bolt, a folding frame, a compression spring, an adjusting sleeve, a supporting outer rod, a supporting inner rod and an auxiliary spring; the support plate is provided with an adjusting bolt in a spiral connection mode, the other end of the adjusting bolt is connected to the folding frame, the folding frame is arranged on the upper end face of the box body in a sliding fit mode, and the lower end of the folding frame is connected with the box body through a compression spring; the upper end of the folding frame is provided with an adjusting sleeve which is sleeved on the outer wall of the rubber fixed ring sleeve; the lower end of the folding frame is provided with an arc-shaped sliding chute, and the supporting outer rod is arranged on the outer wall of the upper end face of the box body; an inner supporting rod is arranged inside the outer supporting rod in a sliding fit mode, and the top end of the inner supporting rod is arranged in the arc-shaped sliding groove of the folding frame in a sliding fit mode; the auxiliary spring is arranged inside the supporting outer rod; when the wire enters the invention from different directions for bolting; the adjusting sleeve is driven to move by screwing the adjusting bolt, and the rubber fixing ring sleeve is further controlled to bend; therefore, the bending direction of the lead-out wire is consistent with the bolting direction, the connection effect is further ensured, and the insulation outer wall of the lead-out wire is prevented from being broken due to rigid bending.
The wiring unit comprises a wiring sleeve, a wire pressing module, a limiting module, a push-pull ring sleeve and a driving spring; the wire connecting sleeve is characterized in that wire pressing modules are symmetrically arranged inside the wire connecting sleeve, the limiting modules are uniformly arranged inside the wire connecting sleeve, the push-pull ring sleeves are arranged at two ends of the wire connecting sleeve in a sliding fit mode, and the push-pull ring sleeves are connected with the outer wall of the wire connecting sleeve through uniformly arranged driving springs; the cross section of the through hole in the push-pull ring sleeve is provided with a certain inclined structure, and the outer wall of the push-pull ring sleeve is provided with a fixing clamp hole matched with the lower end of the limiting module.
The wire pressing module comprises a wire pressing claw and a wire pressing spring; the wire pressing claws are uniformly arranged on the inner wall of the wiring sleeve and are of flexible structures, and the outer walls of the wire pressing claws are connected with the inner wall of the wiring sleeve through wire pressing springs; movable beads are uniformly arranged on the inner wall of the line pressing claw; tighten up the line ball jack catch through push-and-pull ring cover and line ball jack catch cooperation and press from both sides tight fixedly to the wire that inside was passed through, further prevent not hard up of wire, can guarantee that the wire and the coil carry out the fastening nature of being connected.
The limiting module comprises a clamping convex block, an actuating spring and a pull rope; the clamping convex block is arranged inside the wiring sleeve in a sliding fit mode, and one end of the clamping convex block is connected with one end of the wiring sleeve through an actuating spring; the pull rope penetrates through the inside of the wiring sleeve, and one end of the pull rope is connected to the clamping convex block; the push-pull ring sleeve is fixed through the clamping convex block, so that the push-pull ring sleeve is matched with the line pressing clamping jaw to fix the lead, the lead is further prevented from loosening, and the lead is prevented from being broken in the pulling process; the integrity of the wire is ensured, and the conductivity of the wire is further ensured.
Preferably; the clamping joint is of an arc-shaped structure, an arc-shaped groove is formed in the outer wall of the clamping joint, and a ball is arranged on the outer wall of the arc-shaped groove in the clamping joint in a movable connection mode; the clamping head with the arc-shaped structure can improve the compression effect on the wire, and the ball arranged on the outer wall of the clamping head can ensure that the clamping head cannot scratch the wire and ensure the integrity of the outer wall of the wire.
Preferably; the wire limiting arc plate arranged around the axis of the insulating fixed ring sleeve is of an umbrella-shaped structure; the installed wire limiting arc plate is arranged in an umbrella-shaped structure, so that the pressing effect on the passing wire can be kept, the wire is prevented from loosening, and the inflowing rainwater can be discharged from the flow guide hole of the insulating fixing ring sleeve.
Advantageous effects
Firstly, when the wire enters the interior of the wire connector from different directions for bolting; the adjusting sleeve is driven to move by screwing the adjusting bolt, and the rubber fixing ring sleeve is further controlled to bend; therefore, the bending direction of the lead-out wire is consistent with the bolting direction, the connection effect is further ensured, and the lead is prevented from being rigidly bent to break the insulating outer wall of the lead;
secondly, a lead led out from the coil penetrates through a circular stepped through hole in the fixed disc to fix the lead through the clamping joint; the connecting effect of the wire and the coil is improved, and the looseness of a wire interface at one end connected with the coil is prevented;
the wire pressing clamping jaws are tightened to clamp and fix the wires passing through the wire pressing clamping jaws through the matching of the push-pull ring sleeve and the wire pressing clamping jaws, so that the wires are further prevented from loosening, and the tightness of the connection between the wires and the coils can be ensured.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a front view in section view of the present invention;
FIG. 2 is an enlarged view of a portion of the invention at A in FIG. 1;
FIG. 3 is an enlarged view of a portion of the invention at B in FIG. 1;
fig. 4 is a partial enlarged view of the present invention at C in fig. 1.
Detailed Description
Embodiments of the present invention will be described below with reference to the drawings. In this process, the width of the lines or the size of the components in the drawings may be exaggerated for clarity and convenience of description.
The following terms are defined based on the functions of the present invention, and may be different depending on the intention of the user or the operator or the convention. Therefore, these terms are defined based on the entire contents of the present specification.
As shown in fig. 1 to 4, an outgoing line and lead insulation assembly of a power transformer comprises a box body 1, a coil 2, a wire harness unit 3 and a wiring terminal 4; a coil 2 is arranged on the inner wall of the bottom end of the box body 1, a wire harness unit 3 is arranged on the side wall of the middle part of the box body 1, mounting holes are uniformly formed in the upper end of the box body 1 and communicated with the interior of the box body 1, and a wiring terminal 4 is arranged on the mounting hole in the upper end of the box body 1; wherein:
the wire bundling unit 3 comprises a fixed disc 31, a compression spring 32, a wire bundling ring 33, a clamping column 34, a clamping head 35 and a clamping spring 36; the fixed disc 31 is uniformly provided with circular stepped through holes, and a crimping spring 32 is arranged inside the circular stepped through holes; the wire bundling ring 33 is arranged in the circular stepped hole of the fixed disc 31 in a sliding fit manner, clamping columns 34 are uniformly arranged on the inner wall of the wire bundling ring 33 in a sliding fit manner around the circumferential direction of the wire bundling ring, and the bottom ends of the clamping columns 34 are abutted against the inner wall of the wire bundling ring 33 through clamping springs 36; the top end of the clamping column 34 is provided with a clamping joint 35; the clamping head 35 is of an arc-shaped structure, an arc-shaped groove is formed in the outer wall of the clamping head 35, and a ball is arranged on the outer wall of the arc-shaped groove located in the clamping head 35 in a movable connection mode; the clamping joint 35 with the arc-shaped structure can improve the compression effect on the lead, and the balls arranged on the outer wall of the clamping joint 35 can ensure that the clamping joint 35 cannot be scratched with the lead, so that the integrity of the outer wall of the lead is ensured; the lead wire led out from the coil 2 passes through the circular stepped through hole on the fixed disc 31 and is fixed through the clamping joint 35; the connection effect of the wire and the coil 2 is improved, and the looseness of a wire interface at one end connected with the coil is prevented.
The connecting terminal 4 comprises a fixing unit 41, an adjusting unit 42 and a wiring unit 43; the fixing unit 41 is installed on an installation hole at the upper end of the box body 1, the wiring unit 43 is installed at the upper end of the fixing unit 41, the adjusting unit 42 is installed on the outer wall of the upper end of the box body 1 in a sliding fit mode, and the adjusting unit 42 is connected with the fixing unit 41.
The fixing unit 41 comprises a metal fixing ring sleeve 411, a rubber fixing ring sleeve 412, an insulating fixing ring sleeve 413, a fixing ring sleeve 414 and a wire limiting module 415; the upper end of the metal fixed ring sleeve 411 is connected with a rubber fixed ring sleeve 412 through a ring sleeve 414, the upper end of the rubber fixed ring sleeve 412 is connected with an insulating fixed ring sleeve 413 through the ring sleeve 414, and two groups of wire limiting modules 48 are arranged inside the insulating fixed ring sleeve 413 through a pin shaft; and the inner wall of the insulation fixing ring sleeve 413 corresponding to the wire limiting module 48 is provided with a flow guide hole communicated with the outer wall thereof; the lead is conducted and led from the inside of the fixing unit 41 and fixed on the coil 2; the wire limiting module 415 comprises a wire limiting arc plate 4151 and a pressure spring 4152; the wire limiting arc plate 4151 is uniformly arranged on the inner wall of the insulating fixing ring sleeve 413 in the axial direction of the insulating fixing ring sleeve 413 by a pin shaft, and the wire limiting arc plate 4151 is connected with the inner wall of the insulating fixing ring sleeve 413 by a pressure spring 4152; the wire limiting arc plate 4151 arranged around the axis of the insulating fixing ring sleeve 413 is of an umbrella-shaped structure; the installed wire limiting arc plate 4151 is arranged in an umbrella-shaped structure, so that the pressing effect on the passing wires can be kept, the wires are prevented from loosening, and the rainwater flowing in can be discharged from the flow guide holes of the insulating fixing ring sleeve 413; the wire limiting module 415 improves the fixing effect of the led-out wires and prevents the wires from loosening under the action of wind force.
The adjusting unit 42 comprises a supporting plate 421, an adjusting bolt 422, a folding frame 423, a compression spring 424, an adjusting sleeve 425, a supporting outer rod 426, a supporting inner rod 427 and an auxiliary spring 428; the supporting plate 421 is provided with an adjusting bolt 422 through a screw connection mode, the other end of the adjusting bolt 422 is connected to a folding frame 423, the folding frame 423 is arranged on the upper end face of the box body 1 through a sliding fit mode, and the lower end of the folding frame 423 is connected with the box body 1 through a compression spring 424; an adjusting sleeve 425 is arranged at the upper end of the folding frame 423, and the adjusting sleeve 425 is sleeved on the outer wall of the rubber fixed ring sleeve 412; the lower end of the folding frame 423 is provided with an arc chute, and the supporting outer rod 426 is arranged on the outer wall of the upper end face of the box body 1; the inner supporting rod 427 is arranged inside the outer supporting rod 426 in a sliding fit manner, and the top end of the inner supporting rod 427 is arranged in the arc-shaped sliding groove of the folding frame 423 in a sliding fit manner; the auxiliary spring 428 is arranged inside the supporting outer rod 426; when the wire enters the invention from different directions for bolting; the adjusting sleeve 425 is driven to move by screwing the adjusting bolt 422, and the rubber fixing ring sleeve 412 is further controlled to bend; therefore, the bending direction of the lead-out wire is consistent with the bolting direction, the connection effect is further ensured, and the insulation outer wall of the lead-out wire is prevented from being broken due to rigid bending.
The wiring unit 43 comprises a wiring sleeve 431, a wire pressing module 432, a limiting module 433, a push-pull ring sleeve 434 and a driving spring 435; the wire connecting sleeve 431 is internally and symmetrically provided with wire pressing modules 432, the limiting modules 433 are uniformly arranged inside the wire connecting sleeve 431, the push-pull ring sleeves 434 are arranged at two ends of the wire connecting sleeve 431 in a sliding fit manner, and the push-pull ring sleeves 434 are connected with the outer wall of the wire connecting sleeve 431 through uniformly arranged driving springs 435; the cross section of the inner through hole of the push-pull ring sleeve 434 has a certain inclined structure, and the outer wall of the push-pull ring sleeve 434 is provided with a fixing clamp hole matched with the lower end of the limiting module 433.
The line pressing module 432 comprises a line pressing claw 4321 and a line pressing spring 4322; the wire pressing claws 4321 are uniformly arranged on the inner wall of the wiring sleeve 431, the wire pressing claws 4321 are of flexible structures, and the outer walls of the wire pressing claws 4321 are connected with the inner wall of the wiring sleeve 431 through wire pressing springs 4322; movable beads are uniformly arranged on the inner wall of the line pressing claw 4321; movable beads are uniformly arranged on the inner wall of the line pressing claw 4321; the push-pull ring sleeve 434 is matched with the wire pressing claw 4321 to tighten up the wire pressing claw 4321 to clamp and fix the wire passing through the inside, so that the looseness of the wire is further prevented, and the tightness of connection between the wire and the coil 2 can be ensured.
The limiting module 433 comprises a clamping convex block 4333, an actuating spring 4334 and a pull rope 4335; the clamping convex block 4333 is arranged inside the wiring sleeve 431 in a sliding fit mode, and one end of the clamping convex block 4333 is connected with one end of the wiring sleeve 431 through an actuating spring 4334; the pull rope 4335 penetrates through the inside of the wiring sleeve 431, and one end of the pull rope 4335 is connected to the clamping convex block 4333; the push-pull ring sleeve 434 is fixed through the clamping convex block 4333, so that the push-pull ring sleeve 434 is matched with the wire pressing claw 4321 to fix the wire, the wire is further prevented from loosening, and the wire is prevented from being broken in the pulling process; the integrity of the wire is ensured, and the conductivity of the wire is further ensured.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. An outgoing line and lead wire insulation assembly of a power transformer comprises a box body (1), a coil (2), a wire harness unit (3) and a wiring terminal (4); the method is characterized in that: the wire harness connecting box is characterized in that a coil (2) is arranged on the inner wall of the bottom end of the box body (1), a wire harness unit (3) is arranged on the side wall of the middle part of the box body (1), mounting holes are uniformly formed in the upper end of the box body (1) and communicated with the inside of the box body (1), and a connecting terminal (4) is mounted on the mounting hole in the upper end of the box body (1); wherein:
the wire harness unit (3) comprises a fixed disc (31), a compression joint spring (32), a wire harness ring (33), a clamping column (34), a clamping head (35) and a clamping spring (36); circular stepped through holes are uniformly formed in the fixed disc (31), and compression springs (32) are arranged inside the circular stepped through holes; the wire bundling ring (33) is arranged in the circular stepped hole of the fixed disc (31) in a sliding fit mode, clamping columns (34) are uniformly arranged on the inner wall of the wire bundling ring (33) in a sliding fit mode around the circumferential direction of the wire bundling ring, and the bottom ends of the clamping columns (34) are abutted to the inner wall of the wire bundling ring (33) through clamping springs (36); the top end of the clamping column (34) is provided with a clamping head (35);
the wiring terminal (4) comprises a fixing unit (41), an adjusting unit (42) and a wiring unit (43); the fixing unit (41) is installed on an installation hole in the upper end of the box body (1), the wiring unit (43) is installed on the upper end of the fixing unit (41), the adjusting unit (42) is installed on the outer wall of the upper end of the box body (1) in a sliding fit mode, and the adjusting unit (42) is connected with the fixing unit (41);
the fixing unit (41) comprises a metal fixing ring sleeve (411), a rubber fixing ring sleeve (412), an insulating fixing ring sleeve (413), a fixing ring sleeve (414) and a wire limiting module (415); the upper end of the metal fixed ring sleeve (411) is connected with a rubber fixed ring sleeve (412) through a ring sleeve (414), the upper end of the rubber fixed ring sleeve (412) is connected with an insulating fixed ring sleeve (413) through the ring sleeve (414), and two groups of wire limiting modules (48) are arranged inside the insulating fixed ring sleeve (413) through pin shafts; and the inner wall of the insulation fixed ring sleeve (413) corresponding to the wire limiting module (48) is provided with a flow guide hole communicated with the outer wall of the insulation fixed ring sleeve.
2. The power transformer outlet lead wire insulation assembly of claim 1, wherein: the wire limiting module (415) comprises a wire limiting arc plate (4151) and a pressure spring (4152); the wire limiting arc plate (4151) is uniformly arranged on the inner wall of the insulating fixing ring sleeve (413) in the axis direction of the insulating fixing ring sleeve (413) by a pin shaft, and the wire limiting arc plate (4151) is connected with the inner wall of the insulating fixing ring sleeve (413) by a pressure spring (4152).
3. The power transformer outlet lead wire insulation assembly of claim 1, wherein: the adjusting unit (42) comprises a supporting plate (421), an adjusting bolt (422), a folding frame (423), a compression spring (424), an adjusting sleeve (425), a supporting outer rod (426), a supporting inner rod (427) and an auxiliary spring (428); the support plate (421) is provided with an adjusting bolt (422) in a spiral connection mode, the other end of the adjusting bolt (422) is connected to the folding frame (423), the folding frame (423) is arranged on the upper end face of the box body (1) in a sliding fit mode, and the lower end of the folding frame (423) is connected with the box body (1) through a compression spring (424); an adjusting sleeve (425) is arranged at the upper end of the folding frame (423), and the adjusting sleeve (425) is sleeved on the outer wall of the rubber fixing ring sleeve (412); the lower end of the folding frame (423) is provided with an arc chute, and the supporting outer rod (426) is arranged on the outer wall of the upper end face of the box body (1); an inner supporting rod (427) is arranged in the outer supporting rod (426) in a sliding fit mode, and the top end of the inner supporting rod (427) is arranged in an arc-shaped sliding groove of the folding frame (423) in a sliding fit mode; the auxiliary spring (428) is arranged inside the supporting outer rod (426).
4. The power transformer outlet lead wire insulation assembly of claim 1, wherein: the wiring unit (43) comprises a wiring sleeve (431), a wire pressing module (432), a limiting module (433), a push-pull ring sleeve (434) and a driving spring (435); wire pressing modules (432) are symmetrically arranged inside the wiring sleeve (431), the limiting modules (433) are uniformly arranged inside the wiring sleeve (431), the push-pull ring sleeves (434) are arranged at two ends of the wiring sleeve (431) in a sliding fit mode, and the push-pull ring sleeves (434) are connected with the outer wall of the wiring sleeve (431) through uniformly arranged driving springs (435); the cross section of the inner through hole of the push-pull ring sleeve (434) is provided with a certain inclined structure, and the outer wall of the push-pull ring sleeve (434) is provided with a fixing clamp hole matched with the lower end of the limiting module (433).
5. The power transformer outlet lead wire insulation assembly of claim 4, wherein: the line pressing module (432) comprises line pressing claws (4321) and line pressing springs (4322); the wire pressing claws (4321) are uniformly arranged on the inner wall of the wiring sleeve (431), the wire pressing claws (4321) are of flexible structures, and the outer walls of the wire pressing claws (4321) are connected with the inner wall of the wiring sleeve (431) through wire pressing springs (4322); the inner wall of the line pressing claw (4321) is uniformly provided with movable beads.
6. The power transformer outlet lead wire insulation assembly of claim 4, wherein: the limiting module (433) comprises a clamping convex block (4333), an actuating spring (4334) and a pull rope (4335); the clamping convex block (4333) is arranged inside the wiring sleeve (431) in a sliding fit mode, and one end of the clamping convex block (4333) is connected with one end of the wiring sleeve (431) through an execution spring (4334); the pull rope (4335) penetrates through the inside of the wiring sleeve (431), and one end of the pull rope (4335) is connected to the clamping convex block (4333).
7. The power transformer outlet lead wire insulation assembly of claim 1, wherein: the clamping head (35) is of an arc-shaped structure, the outer wall of the clamping head (35) is provided with an arc-shaped groove, and the outer wall of the arc-shaped groove, which is located on the clamping head (35), is provided with balls in a movable connection mode.
8. The power transformer outlet lead wire insulation assembly of claim 2, wherein: the wire limiting arc plate (4151) arranged around the axis of the insulating fixed ring sleeve (413) is of an umbrella-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010002941.4A CN111145992B (en) | 2020-01-02 | 2020-01-02 | Power transformer outgoing line lead insulation assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010002941.4A CN111145992B (en) | 2020-01-02 | 2020-01-02 | Power transformer outgoing line lead insulation assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111145992A true CN111145992A (en) | 2020-05-12 |
| CN111145992B CN111145992B (en) | 2020-09-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010002941.4A Active CN111145992B (en) | 2020-01-02 | 2020-01-02 | Power transformer outgoing line lead insulation assembly |
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| CN (1) | CN111145992B (en) |
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| CN209843476U (en) * | 2019-06-21 | 2019-12-24 | 温州汇众汽车电器有限公司 | Outer sealed ignition coil |
| CN209729715U (en) * | 2019-06-22 | 2019-12-03 | 路欣 | A kind of distribution transformer high-tension coil end insulation system |
| CN110492283A (en) * | 2019-06-27 | 2019-11-22 | 广州番禺电缆集团有限公司 | A kind of quick connector seat |
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| CN111145992B (en) | 2020-09-29 |
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Address after: 528200 unit 403, 4th floor, block a, industrial zone, block B, Hantian science and Technology City, north of Dongping Road, Pingxi Shanghai Village, Guicheng Street, Nanhai District, Foshan City, Guangdong Province Patentee after: Guangdong Huijie Electric Power Group Co.,Ltd. Address before: No.1, Outang, zhongbiantie village, Dali Town, Nanhai District, Foshan City, Guangdong Province Patentee before: Guangdong Huijie Electric Power Technology Co.,Ltd. |
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