CN212304506U

CN212304506U - Automatic peeler and two-way screw rod emergency unlocking device and driving device thereof

Info

Publication number: CN212304506U
Application number: CN202021205883.7U
Authority: CN
Inventors: 吴少雷; 冯玉; 吴凯; 凌松; 史亮; 孔劲鹏; 李珍宝
Original assignee: Hefei Huiyou Technology Co ltd; Electric Power Research Institute of State Grid Anhui Electric Power Co Ltd
Current assignee: Hefei Huiyou Technology Co ltd; Electric Power Research Institute of State Grid Anhui Electric Power Co Ltd
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2021-01-05
Anticipated expiration: 2030-06-24

Abstract

The utility model discloses an automatic barker and emergent unlocking device of two-way lead screw and drive arrangement thereof, this emergent unlocking device of two-way lead screw are used for in the centre gripping portion of automatic barker, establish including the dabber that is located the axial outer end of two-way lead screw, cover in proper order dabber drive gear, twist grip and bias spring, wherein, drive gear with the dabber cooperation with free rotation, twist grip with the dabber cooperation with synchronous rotation, be provided with the tooth inlay structure between the two of drive gear and twist grip. When the power is not supplied or the motor fails, the handle can be manually rotated to control the opening and clamping of the two clamping blocks by the bidirectional screw rod, and the situation is used for emergency unlocking, so that both manual operation and automatic operation are realized.

Description

Automatic peeler and two-way screw rod emergency unlocking device and driving device thereof

Technical Field

The utility model relates to an automatic barker that is used for built on stilts insulated wire insulating layer to strip the operation especially relates to emergent unlocking device of two-way lead screw and two-way lead screw drive arrangement of automatic barker.

Background

The insulation layer of the overhead insulated conductor needs to be stripped in an electrified way by adopting a special stripping tool, which comprises a handheld conductor stripper, a manual insulation rod type conductor stripper and an automatic conductor stripper. Among them, the automatic wire stripper is most convenient to use.

Chinese patent document CN110729672A discloses an automatic wire stripper, which comprises: the fixing part is a first gear with a cavity and is used for accommodating a lead; the rotating part rotates relative to the fixed part and comprises a second gear in meshing transmission with the outside of the fixed part and a motor for driving the second gear to rotate; the clamping part is fixedly connected with the rotating part and used for clamping the lead; and the cutting part is fixedly connected with the rotating part and is used for cutting the insulating layer of the lead.

The above-mentioned clamping part includes: the wire clamping device comprises a first clamping block and a second clamping block for clamping a wire in a centering mode, a first threaded transmission rod (a bidirectional screw rod) for enabling the first clamping block and the second clamping block to move relatively, and a servo motor for driving the first threaded transmission rod.

In the automatic peeling process of the peeler, an extreme condition is found, and after peeling operation is completed, if the second motor fails or is powered off, the first clamping part and the second clamping part are in a locking state of the overhead insulated conductor, so that the peeler cannot be taken off from the insulated overhead conductor.

Therefore, there is a need to provide a technical means to remove the stripper from the overhead insulated conductor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an emergent unlocking device of two-way lead screw of barker can take the barker from overhead insulated wire under the trouble or the power failure condition at the motor of clamping part.

An object of the utility model is to provide a two-way lead screw drive arrangement can take the barker from overhead insulated wire under the trouble or the power failure condition at the motor of clamping part.

An object of the utility model is to provide an automatic barker of overhead insulated wire, the motor at the clamping part can take the barker from overhead insulated wire under trouble or the power failure condition.

Therefore, the utility model provides an aspect provides an emergent unlocking device of two-way lead screw for in the centre gripping portion of automatic barker, establish including the dabber that is located the axial outer end of two-way lead screw, in proper order the cover epaxial drive gear, twist grip and bias spring, wherein, drive gear with the dabber freely rotates ground cooperation, twist grip with the dabber is synchronous to rotate ground cooperation, be provided with the tooth and inlay the structure between the two of drive gear and twist grip.

Furthermore, a bearing is arranged in the central shaft hole of the transmission gear.

Further, a separation blade and a clamp spring are arranged on the mandrel and used for axial positioning.

Further, the twist grip has a cavity for receiving a biasing spring.

Further, the bias spring is a conical spring, one end of the conical spring, which is abutted to the bottom surface of the concave cavity, is a large end, and the small end of the conical spring is stopped by a screw and a baffle sheet which are connected to the mandrel.

Further, the mandrel comprises a round shaft section and a chamfered shaft section, wherein the transmission gear is supported on the round shaft section, and the rotating handle is supported on the chamfered shaft section.

According to the utility model discloses an on the other hand provides a two-way lead screw drive arrangement for in the centre gripping portion of automatic barker, its characterized in that, including motor, motor mounting panel, motor gear, two-way lead screw, still include according to the emergent unlocking device of the two-way lead screw of barker that the above-mentioned describes.

The utility model also provides an automatic barker, including the clamping part that is used for carrying out the centre gripping to built on stilts insulated wire, the clamping part includes first clamp splice, second clamp splice and a pair of guide arm, its characterized in that still includes according to the two-way lead screw drive arrangement of above-mentioned description.

When the power is not supplied or the motor fails, the handle can be manually rotated to get rid of the embedded state with the transmission gear, the bidirectional screw rod can rotate at the moment and is not blocked by the motor, the bidirectional screw rod is used for controlling the opening and clamping of the two clamping blocks, and the situation is used for emergency unlocking and realizes manual and automatic consideration.

In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic perspective view of a bidirectional screw rod emergency unlocking device for a peeler according to the present invention;

fig. 2 is an exploded view of the dehider two-way screw emergency unlocking device according to the present invention;

fig. 3 is a schematic view of the internal structure of the emergency unlocking device for the two-way screw rod of the barker according to the present invention; and

fig. 4 is a schematic structural view of a wire clamping portion of an automatic stripper according to the present invention.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1, the bidirectional screw driving device 100 of the present invention is used in the clamping portion of an automatic peeler, and includes a motor 1, a motor mounting plate 2, a motor gear 3, a bidirectional screw 11, and a bidirectional screw emergency unlocking device 10.

As shown in fig. 2 and 3, the emergency unlocking device for the two-way lead screw of the peeler comprises a mandrel 12 located at the axial outer end of the two-way lead screw 11, a transmission gear 13, a rotating handle 14 and a bias spring 15 which are sequentially sleeved on the mandrel, wherein the transmission gear 13 is matched with the mandrel 12 in a free rotation manner, the rotating handle 14 is matched with the mandrel 12 in a synchronous rotation manner, and a jaw structure 16 is arranged between the transmission gear 13 and the rotating handle 14.

A bearing 17 is provided in the central shaft hole of the transmission gear 13. And a baffle plate 18 and a clamp spring 19 are arranged on the mandrel and used for axial positioning. The rotation of the transmission gear can be prevented from being retarded by other components by providing the bearing 17.

The rotary handle 14 has a cavity 14a for accommodating a biasing spring 15. The biasing spring is preferably a conical spring, the end of which abutting the bottom surface of the cavity is a large end, and the small end is stopped by a screw 21 and a stop 22 connected to the spindle.

The mandrel 12 comprises a round shaft section 12a and a chamfered shaft section 12b, wherein the transmission gear 13 is supported on the round shaft section 12a and can automatically rotate, and the rotating handle 14 is supported on the chamfered shaft section 12b and can synchronously rotate and axially slide along with the mandrel. The chamfered shaft section can be deformed into a spline shaft section.

As shown in fig. 4, the utility model discloses an automatic barker is including the clamping part that is used for carrying out the centre gripping to built on stilts insulated wire, and this clamping part includes: a first clamping block 4 and a second clamping block 5 for clamping the overhead insulated conductor 20, a pair of guide rods 6, and the above-described bidirectional screw driving device 100.

When the motor is powered off or the motor fails, the rotating handle can be manually removed, so that the rotating handle and the transmission gear are separated from the embedded state, the bidirectional screw rod can rotate at the moment and is not blocked by the motor, the two clamping blocks are controlled to be opened and clamped by the bidirectional screw rod, the situation is used for emergency unlocking, and manual and automatic consideration is realized.

The automatic peeler also comprises other structures except the clamping part, such as a fixed part, a rotating part and a cutting part, the existing structure or a new improved structure can be adopted, and the bidirectional screw rod emergency unlocking device of the peeler can be independently used in the clamping part to realize the movement unlocking of the bidirectional screw rod.

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

1. The utility model provides an emergent unlocking device of two-way lead screw for in the centre gripping portion of automatic barker, its characterized in that, establish including the dabber that is located the axial outer end of two-way lead screw, in proper order the cover epaxial drive gear, twist grip and bias spring, wherein, drive gear with the dabber cooperates with free rotation, twist grip with the dabber cooperates with synchronous rotation, be provided with the tooth inlay structure between the two of drive gear and twist grip.

2. The emergency unlocking device with bidirectional screw as claimed in claim 1, wherein a bearing is disposed in the central shaft hole of the transmission gear.

3. The emergency unlocking device with bidirectional screw rod as claimed in claim 1, wherein the shaft is provided with a stop piece and a snap spring for axial positioning.

4. The two-way lead screw emergency unlock device of claim 1 wherein said rotating handle has a cavity for receiving a biasing spring.

5. The emergency unlocking device of claim 4 wherein said biasing spring is a conical spring, and the end of said spring abutting against the bottom surface of said cavity is a large end and the small end is stopped by a screw and a stop piece connected to said spindle.

6. The two-way lead screw emergency unlocking device of claim 1, wherein the spindle comprises a round shaft section and a chamfered shaft section, wherein the transmission gear is supported on the round shaft section, and the rotating handle is supported on the chamfered shaft section.

7. A bidirectional screw rod driving device for a clamping part of an automatic peeler, which is characterized by comprising a motor, a motor mounting plate, a motor gear, a bidirectional screw rod and the bidirectional screw rod emergency unlocking device of the peeler according to any one of claims 1 to 6.

8. An automatic dehider comprising a clamping portion for clamping an overhead insulated conductor, the clamping portion comprising a first clamping block, a second clamping block, and a pair of guide rods, further comprising a bi-directional lead screw drive according to claim 7.