CN211061679U

CN211061679U - Experimental wiring appurtenance of mutual-inductor

Info

Publication number: CN211061679U
Application number: CN201921779112.6U
Authority: CN
Inventors: 王仁康; 杨康; 李怀远; 靳发文; 冯睿; 路显; 罗凯; 吴楠; 董崇敏; 刘扬; 卓钊; 罗长娟; 李思佳; 梁晓华; 嵇天智
Original assignee: Haixi Power Supply Co Of State Grid Qinghai Electric Power Co; State Grid Qinghai Electric Power Co Ltd
Current assignee: Haixi Power Supply Co Of State Grid Qinghai Electric Power Co; State Grid Qinghai Electric Power Co Ltd
Priority date: 2019-10-22
Filing date: 2019-10-22
Publication date: 2020-07-21
Anticipated expiration: 2029-10-22

Abstract

The utility model provides an experimental wiring appurtenance of mutual-inductor includes: the base comprises a bottom plate and a sleeve, a first end of the sleeve is connected to the surface of the bottom plate, and the side wall of the sleeve is provided with an elongated slot extending along the axis of the sleeve; the wiring rod penetrates through the sleeve, a first end of the wiring rod is positioned in the sleeve and corresponds to the long groove, the other end of the wiring rod penetrates through a second end of the sleeve, and a clamping groove is formed in the wiring rod; the fine setting structure includes support and calliper, and the support is fixed and is held at the sleeve pipe second, and calliper includes first handle, first round pin axle and second handle, and first round pin axle is installed at the middle part of first handle and second handle, and the first end of first handle links to each other with the support, and the first end of second handle is platelike structure, and platelike structure has the via hole, and the connecting rod passes the via hole, and the screens groove cooperatees with platelike structure and carries out the screens. The technical scheme of the utility model the problem of mutual-inductor verification test wiring length consuming time, personnel are easily tired and examination inefficiency among the prior art has been solved.

Description

Experimental wiring appurtenance of mutual-inductor

Technical Field

The utility model relates to a power equipment maintains appurtenance's technical field, particularly, relates to an experimental wiring appurtenance of mutual-inductor.

Background

The mutual inductor is an important component in power grid equipment, is widely installed and used in an air inflation cabinet of power grid facilities, and is qualified after verification before commissioning according to related national regulations and quality technical supervision requirements so as to be put into application.

At present, mutual-inductor examination among the prior art is mostly experimental for artifical wiring, because experimental cable head is heavy, so need at least one person to lift, the mode that alone fastens goes on.

However, when the mutual inductor in the inflating cabinet is used for detecting wiring, the wiring needs to be performed by workers who squat or kneel due to the fact that the space in the inflating cabinet is small, the workers are prone to fatigue, the testing cable head is heavy, the testing time of the workers is long, and accordingly the detecting efficiency is low.

SUMMERY OF THE UTILITY MODEL

A primary object of the utility model is to provide an experimental wiring appurtenance of mutual-inductor to solve the mutual-inductor among the prior art and examine and determine that experimental wiring is long consuming time, personnel easily tired and examine and determine the problem of inefficiency.

In order to achieve the above object, the utility model provides an experimental wiring appurtenance of mutual-inductor, include: the base comprises a bottom plate and a sleeve, the first end of the sleeve is connected to the surface of the bottom plate, and the side wall of the sleeve is provided with an elongated slot extending along the axis of the sleeve; the wiring rod penetrates through the sleeve, a first end of the wiring rod is positioned in the sleeve and corresponds to the long groove, a second end of the wiring rod penetrates through a second end of the sleeve and is positioned outside the sleeve, and a clamping groove is formed in the wiring rod; the fine setting structure, the fine setting structure includes support and calliper, the support is fixed and is held at the sheathed tube second, calliper includes first handle, first round pin axle and second handle, first round pin axle is installed at the middle part of first handle and the middle part of second handle so that first handle and second handle can rotate relatively, the first end of first handle links to each other with the support, the first end of second handle is platelike structure, platelike structure has the via hole, the binding post passes the via hole, the screens groove cooperatees with platelike structure and carries out the screens.

Further, the first end of the first handle has a connecting section, and the connecting section is pivotally connected with the bracket.

Further, fine setting structure still includes roof and first spring, and the roof links to each other with the linkage segment, and first spring supports to press between platelike structure and roof.

Furthermore, the fine adjustment structure also comprises a base plate, the base plate is positioned between the first handle and the sleeve and connected with the connecting section, and the junction pole penetrates through the base plate.

Further, the fine adjustment structure further comprises a second spring, the wiring rod penetrates through the second spring, and the second spring is pressed between the first handle and the second end of the sleeve.

Furthermore, the second end of the wire connecting rod is provided with a butting part, and the cross section area of the butting part is larger than that of the wire connecting rod.

Furthermore, the first end of the connecting rod is provided with a bending section, and the bending direction of the bending section faces the long groove.

Furthermore, the abutting part is made of brass.

Furthermore, the abutting part is provided with an internal thread, and the second end of the connecting rod is provided with an external thread matched with the internal thread.

Furthermore, the material of the junction pole is stainless steel.

Use the technical scheme of the utility model, base cooperation terminal pole and fine setting structure realize the experimental examination wiring of mutual-inductor. An operator operates the connecting rod upwards to perform coarse adjustment along the first end of the long groove pushing connecting rod, the second end of the connecting rod is close to the experimental joint of the mutual inductor, and then the connecting rod is subjected to fine adjustment through the fine adjustment structure, so that the connecting rod is abutted to the experimental joint of the mutual inductor. The support in the fine setting structure is connected with sheathed tube second end, plays the supporting role to the fine setting structure, and the calliper of fine setting structure realizes the fine setting of terminal rod upper and lower position. Specifically, a first end of a first handle of the caliper is connected with the bracket, the middle of the first handle is rotatably connected with the middle of a second handle through a first pin shaft, a plate-shaped structure at the first end of the second handle is provided with a through hole, a wiring rod penetrates through the through hole, a certain gap is formed between a second end of the first handle and a second end of the second handle in the vertical direction, so that when the first handle and the second handle are held, the second handle is pressed to drive the plate-shaped structure at the first end of the second handle to move obliquely upwards, at the moment, one side of the through hole close to the wiring rod is close to the wiring rod, the position of the through hole of the plate-shaped structure clamps the wiring rod, the wiring rod rises along with the rising of the plate-shaped structure, after the position is adjusted, the first end of the wiring rod is propped by a long groove position, the pressing state of the first handle and the second handle is released, the via hole position falls back to not pressing the state, then the via hole blocks the screens groove of terminal lever lower part again, and then dies the terminal lever position lock, this process only need alone alright with accomplish all operations, labour saving and time saving. The technical scheme of the utility model the problem of mutual-inductor verification test wiring length consuming time, personnel are easily tired and examination inefficiency among the prior art has been solved effectively.

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 shows a schematic structural view of an embodiment of a transformer test wiring aid according to the present invention;

FIG. 2 is a schematic structural diagram illustrating a fine adjustment structure of the test wiring auxiliary tool of the transformer in FIG. 1;

FIG. 3 shows a partial enlarged view of the structure at A of the test wiring auxiliary tool of the transformer in FIG. 1;

fig. 4 shows a schematic structural diagram of a base of the instrument transformer test wiring auxiliary tool of fig. 1.

Wherein the figures include the following reference numerals:

10. a base; 11. a base plate; 12. a sleeve; 121. a long groove; 13. a wire connecting rod; 131. a clamping groove; 132. bending the section; 14. a fine adjustment structure; 15. a support; 16. a caliper; 161. a first handle; 162. a first pin shaft; 163. a second handle; 164. a plate-like structure; 165. a connecting section; 17. a top plate; 18. a first spring; 19. a base plate; 20. a second spring; 21. against the top.

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.

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Exemplary embodiments according to the present application will now be described in more detail with reference to the accompanying drawings. These exemplary embodiments may, however, be embodied in many different forms and should not be construed as limited to only the embodiments set forth herein. It is to be understood that these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the exemplary embodiments to those skilled in the art, in the drawings, the thicknesses of layers and regions are exaggerated for clarity, and the same devices are denoted by the same reference numerals, and thus the description thereof will be omitted.

As shown in fig. 1 to 4, the instrument transformer test wiring auxiliary tool of the present embodiment includes: a base 10, the base 10 including a bottom plate 11 and a sleeve 12, a first end of the sleeve 12 being connected to a surface of the bottom plate 11, a sidewall of the sleeve 12 having an elongated slot 121 extending along an axis of the sleeve 12; the wiring rod 13 is arranged in the sleeve 12 in a penetrating mode, the first end of the wiring rod 13 is located in the sleeve 12 and corresponds to the long groove 121, the second end of the wiring rod 13 penetrates through the second end of the sleeve 12 and is located outside the sleeve 12, and a clamping groove 131 is formed in the wiring rod 13; the fine adjustment structure 14, the fine adjustment structure 14 includes a bracket 15 and a caliper 16, the bracket 15 is fixed at the second end of the sleeve 12, the caliper 16 includes a first handle 161, a first pin 162 and a second handle 163, the first pin 162 is installed at the middle of the first handle 161 and the middle of the second handle 163 so that the first handle 161 and the second handle 163 can rotate relatively, the first end of the first handle 161 is connected with the bracket 15, the first end of the second handle 163 is a plate-shaped structure 164, the plate-shaped structure 164 has a through hole, the terminal rod 13 passes through the through hole, and the locking groove 131 is matched with the plate-shaped structure 164 for locking.

By applying the technical scheme of the embodiment, the base 10 is matched with the wiring rod 13 and the fine adjustment structure 14 to realize the test verification wiring of the mutual inductor; an operator pushes the first end of the wiring rod 13 upwards along the elongated slot 121 to perform rough adjustment, the second end of the wiring rod 13 is close to the experimental joint of the mutual inductor, and then the wiring rod 13 is subjected to fine adjustment through the fine adjustment structure 14, so that the wiring rod 13 is abutted to the experimental joint of the mutual inductor; and a support 15 in the fine adjustment structure is connected with the second end of the sleeve 12 to support the fine adjustment structure 14, and a caliper 16 of the fine adjustment structure 14 realizes fine adjustment of the up-and-down position of the junction pole 13. Specifically, a first end of a first handle 161 of the caliper 16 is connected to the bracket 15, a middle portion of the first handle 161 is rotatably connected to a middle portion of a second handle 163 through a first pin 162, a plate-shaped structure 164 at a first end of the second handle 163 has a through hole, and the wire connecting rod 13 passes through the through hole, a second end of the first handle 161 and a second end of the second handle 163 have a certain gap in a vertical direction, so that when the first handle 161 and the second handle 163 are held, the second handle 163 is pressed, the plate-shaped structure 164 at the first end of the second handle 163 is driven to move obliquely upward, at this time, one side of the through hole close to the wire connecting rod 13 is close to the through hole of the plate-shaped structure 164, the wire connecting rod 13 is lifted along with the lifting of the plate-shaped structure 164, after the position is adjusted, the position of the long groove 121 abuts against the first end of the wire connecting rod 13, and the pressed state of the second handle 161 and the second handle 163 is released, then second handle 163 return, the via hole position falls back to not pressing the state, then the via hole blocks the screens groove 131 of terminal rod 13 lower part again, and then dies terminal rod 13 position lock, this process only need alone alright accomplish all operations, labour saving and time saving. The technical scheme of this embodiment has solved mutual-inductor verification test wiring among the prior art problem long, that personnel are tired easily and verification inefficiency effectively.

As shown in fig. 1 to 4, in the present embodiment, the first end of the first handle 161 has a connecting section 165, and the connecting section 165 is pivotally connected to the bracket 15. The connecting section 165 is provided with a mounting hole, and can be rotatably connected with the mounting hole on the bracket 15 through a second pin shaft, and the structure is used for supporting the fine adjustment structure 14, so that the stability is ensured; while allowing the caliper 16 to leave a certain movable space when the caliper 16 is pressed.

As shown in fig. 1 to 4, in the solution of the present embodiment, the fine adjustment structure 14 further includes a top plate 17 and a first spring 18, the top plate 17 is connected to the connecting section 165, and the first spring 18 is pressed between the plate-shaped structure 164 and the top plate 17. One side of the top plate 17 and the connecting section 165 are of an integral structure, the other side of the top plate is connected to the middle part of the first handle 161, and the top plate 17 supports the first handle 161 of the fine adjustment structure 14, so that force-assisted operation is facilitated; a through hole is formed in the middle of the top plate 17 and used for limiting the wiring rod 13 and ensuring that the wiring rod 13 moves up and down in the vertical direction; the first spring 18 serves to buffer the second handle 163 and to urge against the plate-shaped structure 164, so that the plate-shaped structure 164 is caught by the catching groove 131 without being released.

As shown in fig. 1 to 4, in the present embodiment, the fine adjustment structure 14 further includes a backing plate 19, the backing plate 19 is located between the first handle 161 and the sleeve 12 and connected to the connecting section 165, and the terminal rod 13 passes through the backing plate 19. The backing plate 19 is used for supporting the rider when the first handle 161 and the second handle 163 are pressed. Specifically, the lower portion of the first handle 161 presses against the pad 19, thereby serving as a support.

As shown in fig. 1 to 4, in the solution of the present embodiment, the fine adjustment structure 14 further includes a second spring 20, the terminal rod 13 passes through the second spring 20, and the second spring 20 is pressed between the first handle 161 and the second end of the sleeve 12. The second spring 20 is used for supporting the first handle 161 to perform a buffering function.

As shown in fig. 1 to 4, in the solution of the present embodiment, the second end of the wire connecting rod 13 has a butting portion 21, and the cross-sectional area of the butting portion 21 is larger than that of the wire connecting rod 13. The cross-sectional areas are all planes cut perpendicular to the plane of the axis of the wiring rod, the abutting part 21 is used for connecting the test connector of the mutual inductor, and the cross-sectional area of the abutting part is larger than that of the wiring rod 13, so that the abutting part 21 and the test connector of the mutual inductor can be connected more easily.

As shown in fig. 1 to 4, in the solution of the present embodiment, the first end of the wire connecting rod 13 has a bending section 132, and the bending direction of the bending section 132 faces the long groove 121. The bending section 132 extends out of the long groove 121, so that wiring is facilitated; secondly, the bending section 132 is convenient for workers to lift the wiring rod 13, so that the upper and lower heights of the wiring rod 13 can be roughly adjusted, and the wiring rod 13 can be quickly adjusted up and down; after coarse adjustment, the position of the clamping groove 131 is locked by the through hole of the plate-shaped structure 164; when locking, the operator forcibly moves the terminal lever 13 toward the plate-like structure 164 to lock the terminal lever.

As shown in fig. 1 to 4, in the present embodiment, the abutting portion 21 is made of brass. The abutting part 21 is made of brass, so that the conductivity can be greatly improved, and the brass has good mechanical property, good plasticity in a hot state and durability.

As shown in fig. 1 to 4, in the solution of the present embodiment, the abutting portion 21 has an internal thread, and the second end of the terminal rod 13 has an external thread matching the internal thread. Due to the design of the internal thread of the butting part 21 and the design of the external thread of the wiring rod 13, the butting parts 21 with different sizes can be conveniently replaced to adapt to mutual inductor wiring heads with different sizes.

As shown in fig. 1 to 4, in the solution of the present embodiment, the wire connecting rod 13 is made of stainless steel. The wiring rod 13 is made of stainless steel materials, so that rusting can be effectively prevented, the service life is prolonged, and the cost is reduced.

It should be further noted that the bottom surface of the base 10 is provided with an insulating material, so that the auxiliary wiring tool for the mutual inductor test is isolated from the bottom surface of the base of the gas-filled cabinet or other use positions, the accuracy of the test is ensured, and the safety of personnel is also ensured; the material of the junction pole 13 can also adopt a copper connecting pole, the conductivity of the brass can be greatly improved, and the brass has good mechanical property, good plasticity under the thermal state and durability.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

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 experimental wiring appurtenance of mutual-inductor which characterized in that includes:

a base (10), the base (10) comprising a bottom plate (11) and a sleeve (12), a first end of the sleeve (12) being connected to the surface of the bottom plate (11), a side wall of the sleeve (12) having an elongated slot (121) extending along an axis of the sleeve (12);

the wiring rod (13), the wiring rod (13) is arranged in the sleeve (12) in a penetrating mode, a first end of the wiring rod (13) is located in the sleeve (12) and corresponds to the long groove (121), a second end of the wiring rod (13) penetrates through a second end of the sleeve (12) and is located outside the sleeve (12), and a clamping groove (131) is formed in the wiring rod (13);

the fine adjustment structure (14), the fine adjustment structure (14) includes a bracket (15) and a caliper (16), the bracket (15) is fixed at the second end of the sleeve (12), the caliper (16) includes a first handle (161), a first pin (162) and a second handle (163), the first pin (162) is installed in the middle of the first handle (161) and the middle of the second handle (163) so that the first handle (161) and the second handle (163) can rotate relatively, the first end of the first handle (161) is connected with the bracket (15), the first end of the second handle (163) is a plate-shaped structure (164), the plate-shaped structure (164) has a through hole, the wire connecting rod (13) passes through the through hole, and the clamping groove (131) is matched with the plate-shaped structure (164) for clamping.

2. Instrument transformer test wiring aid according to claim 1, characterized in that the first end of the first handle (161) has a connection section (165), which connection section (165) is pivotably connected with the bracket (15).

3. Mutual inductor test wiring aid according to claim 2, characterized in that the trimming structure (14) further comprises a top plate (17) and a first spring (18), the top plate (17) being connected to the connecting section (165), the first spring (18) being pressed between the plate-like structure (164) and the top plate (17).

4. Mutual inductor test wiring aid according to claim 3, characterized in that the trimming structure (14) further comprises a backing plate (19), the backing plate (19) being located between the first handle (161) and the bushing (12) and being connected to the connecting section (165), the wiring rod (13) passing through the backing plate (19).

5. Transformer test wiring aid according to claim 4, characterized in that the trimming structure (14) further comprises a second spring (20), the wiring rod (13) passing through the second spring (20), the second spring (20) being pressed between the first handle (161) and the second end of the bushing (12).

6. The instrument transformer test wiring auxiliary tool according to claim 1, characterized in that the second end of the wiring pole (13) has an abutting portion (21), and the cross-sectional area of the abutting portion (21) is larger than that of the wiring pole (13).

7. The instrument transformer test wiring auxiliary tool according to claim 6, characterized in that the first end of the wiring rod (13) is provided with a bent section (132), and the bent direction of the bent section (132) is towards the long groove (121).

8. The instrument transformer test wiring auxiliary tool according to claim 6, wherein the abutting portion (21) is made of brass.

9. Mutual inductor test wiring auxiliary tool according to claim 6, characterized in that the abutting portion (21) has an internal thread and the second end of the wiring rod (13) has an external thread adapted to the internal thread.

10. The instrument transformer test wiring auxiliary tool according to claim 1, characterized in that the material of the wiring rod (13) is stainless steel.