CN223038748U - Lead clamping device and transformer structure - Google Patents
Lead clamping device and transformer structure Download PDFInfo
- Publication number
- CN223038748U CN223038748U CN202422173855.6U CN202422173855U CN223038748U CN 223038748 U CN223038748 U CN 223038748U CN 202422173855 U CN202422173855 U CN 202422173855U CN 223038748 U CN223038748 U CN 223038748U
- Authority
- CN
- China
- Prior art keywords
- clamping
- cavity
- lead
- fastening
- nut
- 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.)
- Active
Links
Landscapes
- Housings And Mounting Of Transformers (AREA)
Abstract
The utility model discloses a lead clamping device and a transformer structure, wherein the lead clamping device comprises a clamping main body, a fastening piece, a limiting cavity and a first connecting cavity, wherein the clamping main body comprises a plurality of clamping monomers, the clamping monomers are connected to form a clamping cavity for clamping a lead, the fastening piece comprises a fastening screw and a fastening nut, at least one of the clamping monomers is internally provided with the limiting cavity and the first connecting cavity, the other clamping monomers are internally provided with second connecting cavities, the inner walls of the first connecting cavity and the inner walls of the second connecting cavity are connected with the fastening screw to form the connection of the clamping monomers, the fastening nut is arranged in the limiting cavity and is connected with the fastening screw to limit the lead in the clamping cavity, and the top surface of the fastening nut is lower than or equal to the height of the top surface of the limiting cavity when the fastening nut is placed in the limiting cavity. According to the lead clamping device, the height space occupied by the nuts alone is reduced, the lead space utilization rate is improved, the reliability of lead clamping is guaranteed, and the miniaturization and the light weight of the transformer are realized.
Description
Technical Field
The utility model relates to the technical field of transformers, in particular to a lead clamping device. In addition, the utility model also relates to a transformer structure comprising the lead clamping device.
Background
Transformers are devices that utilize the principle of electromagnetic induction to change ac voltage for power transmission, and are commonly used in power systems, and have become one of the important devices in rail transit, power distribution, and power transmission and transformation industries.
With the development of scientific technology, aiming at the problem of limited available space of electrical equipment and the increase of the requirement on equipment weight, the miniaturization and weight-saving design of a transformer in a compact and light structural form is urgent in railway application, and a lead clamping piece is taken as an important component part of the internal connection lead of the transformer to play a role in protecting and fixing the lead.
In the related art, the transformer lead clamping piece is fastened by adopting the protruding four-corner insulating nuts, and the insulating nuts are protruding, so that the height space of the lead is occupied independently, the utilization rate of the height space of the lead is reduced, and the design requirements of miniaturization and compactness are not met.
In summary, how to provide a wire clamping member that can avoid occupying the wire height space is a problem to be solved by those skilled in the art.
Disclosure of utility model
In view of the above, the utility model aims to provide a lead clamping device, which reduces the height space occupied by a nut alone, improves the utilization rate of the lead space, ensures the reliability of lead clamping, and realizes the miniaturization and the weight reduction of a transformer. Another object of the present utility model is to provide a transformer structure including the above-mentioned lead clamping device.
In order to achieve the above object, the present utility model provides the following technical solutions:
A lead clamping device comprising:
The clamping main body comprises a plurality of clamping monomers, and the plurality of clamping monomers are connected to form a clamping cavity for clamping the lead;
The fastening piece comprises a fastening screw rod and a fastening nut, a limiting cavity and a first connecting cavity are arranged in at least one of the clamping monomers, and a second connecting cavity is arranged in the other clamping monomers;
The first connecting cavity inner wall and the second connecting cavity inner wall are connected with the fastening screw to form a plurality of clamping monomer connections, the fastening nut is arranged in the limiting cavity and connected with the fastening screw to limit the lead wire in the clamping cavity, and the top surface of the fastening nut is lower than or equal to the height of the top surface of the limiting cavity when the fastening nut is placed in the limiting cavity.
Preferably, the fastening nut is a trapezoidal nut, and the height of the trapezoidal nut is smaller than or equal to the height of the limiting cavity.
Preferably, the diameter of the end, close to the limiting cavity, of the trapezoidal nut is larger than the diameter of the end, far away from the limiting cavity, of the trapezoidal nut.
Preferably, the fastening nut is provided with an operation hole for facilitating the fastening of the operation tool and a threaded hole for being in threaded connection with the fastening screw.
Preferably, the limiting cavity is provided with a conical counter bore, and the peripheral wall surface of the fastening nut is attached to the inner wall of the conical counter bore.
Preferably, the clamping body comprises a first clamping monomer and a second clamping monomer, the first clamping monomer and the second clamping monomer are oppositely arranged and are both provided with grooves, and the grooves of the first clamping monomer and the second clamping monomer are surrounded to form the clamping cavity.
Preferably, at least one of the first clamping monomer and the second clamping monomer is provided with the limiting cavity, and the limiting cavity is communicated with the first connecting cavity.
Preferably, a plurality of groups of fasteners are symmetrically arranged on two sides of the clamping cavity.
Preferably, the fastening nut, the fastening screw, and the clamping body are all insulating members.
The utility model also provides a transformer structure comprising the lead clamping device.
The utility model provides a lead clamping device, which comprises a clamping main body and a fastening piece, wherein the clamping main body comprises a plurality of clamping monomers, the clamping monomers are connected through the fastening piece to form a clamping cavity for clamping a lead, the fastening piece comprises a fastening screw and a fastening nut, at least one of the clamping monomers is provided with a limiting cavity and a first connecting cavity, the other clamping monomers are internally provided with second connecting cavities, the fastening screw penetrates through the inner walls of the first connecting cavity and the second connecting cavity to connect the clamping monomers, the fastening nut is arranged in the limiting cavity and is connected with the fastening screw, the lead is reliably clamped in the clamping cavity, the top surface of the fastening nut is lower than or equal to the top surface of the limiting cavity, the fastening nut does not protrude out of the clamping main body when being matched with the fastening screw, the space on the height of the lead is not occupied, the utilization rate of the lead is improved, and the reliability of lead clamping is ensured.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a wire clamping device according to the present utility model;
FIG. 2 is a cross-sectional view of a wire clamping device provided by the present utility model;
FIG. 3 is another cross-sectional view of a particular wire gripping device provided by the present utility model;
Fig. 4 is a schematic structural view of a fastening nut according to the present utility model.
In fig. 1 to 4, reference numerals include:
1-fastening screw rod, 2-fastening nut, 3-lead wire, 4-first clamping monomer, 5-second clamping monomer and 6-limiting cavity;
21-an operation hole and 22-a threaded hole.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The core of the utility model is to provide the lead clamping device, which reduces the height space occupied by the nuts independently, improves the utilization rate of the lead space, ensures the reliability of lead clamping and realizes the miniaturization and the light weight of the transformer. Another core of the present utility model is to provide a transformer structure including the above-mentioned lead clamping device.
Referring to fig. 1 to 3, the lead clamping device provided by the present utility model includes a clamping body and a fastener, wherein the clamping body includes a plurality of clamping units, the plurality of clamping units are connected to form a clamping cavity for clamping the lead 3, and the size and shape of the clamping cavity are flexibly designed in combination with the structure of the actual lead 3, which is not limited herein.
The clamping monomers are fixedly connected through the fastening piece, the fastening piece comprises a fastening screw 1 and a fastening nut 2, a limiting cavity 6 and a first connecting cavity are arranged in at least one of the clamping monomers, a second connecting cavity is arranged in the other clamping monomers, the clamping monomers can be connected through the fastening screw 1 through the first connecting cavity and the second connecting cavity, and the fastening nut 2 is used for limiting the lead 3 in the clamping cavity.
Alternatively, the lead 3 may be limited in the clamping cavity by connecting the plurality of clamping units together, passing the lead 3 through the clamping cavity, and connecting the lead with the fastening screw 1 by the fastening nut 2, or by placing the lead 3, connecting the plurality of clamping units by the fastening screw 1, and finally connecting the lead with the fastening screw 1 by the fastening nut 2.
The first connecting cavity inner wall and the second connecting cavity inner wall are connected with the fastening screw 1, the connecting mode is preferably threaded connection, and the fastening screw 1 penetrates through the first connecting cavity and the second connecting cavity to connect a plurality of clamping monomers.
The fastening nut 2 is arranged in the limiting cavity 6, after the fastening screw 1 passes through the first connecting cavity and the second connecting cavity, the fastening nut 2 is screwed on the fastening screw 1 to compress the clamping monomer, so that the lead 3 is limited in the clamping cavity, and the reliable stability of clamping of the lead 3 is ensured.
The clamping main body comprises a plurality of clamping monomers, if two clamping monomers are arranged, a limiting cavity 6 can be formed in one clamping monomer to place the fastening nut 2, connecting cavities are formed in other clamping monomers, limiting cavities 6 for placing the fastening nut 2 can be formed in the two clamping monomers, and the lead 3 is limited in the limiting cavities 6 through fastening of the two fastening nuts 2.
If the clamping monomers are three, a limiting cavity 6 and a first connecting cavity can be arranged on one clamping monomer, and the other two clamping monomers are provided with a second connecting cavity, so that the number of the fastening screws 1 can be set according to actual conditions when the clamping monomers are three or more, and the stability and the reliability of the connection between the clamping monomers are ensured.
It should be noted that the number of the limiting cavities 6 arranged on one clamping unit can be one, two or more according to actual requirements, and each limiting cavity 6 is matched with one fastening nut 2.
When the fastening nut 2 is placed in the limiting cavity 6 to limit the lead 3 in the clamping cavity, the top surface of the fastening nut 2 is lower than or equal to the height of the top surface of the limiting cavity 6, so that the nut can be fastened by utilizing the space of the clamping monomer, the nut cannot protrude out of the clamping monomer after being connected with the screw, the height space of the lead 3 cannot be occupied, and the space utilization rate is improved.
The lead clamping device comprises a clamping main body and a fastening piece, wherein the clamping main body comprises a plurality of clamping monomers, the clamping monomers are connected through the fastening piece to form a clamping cavity for clamping a lead 3, the fastening piece comprises a fastening screw 1 and a fastening nut 2, at least one of the clamping monomers is provided with a limiting cavity 6 and a first connecting cavity, the other clamping monomers are internally provided with second connecting cavities, the fastening screw 1 penetrates through the inner walls of the first connecting cavities and the inner walls of the second connecting cavities to connect the clamping monomers, the fastening nut 2 is arranged in the limiting cavity 6 and is connected with the fastening screw 1, the lead 3 is reliably clamped in the clamping cavity, the top surface of the fastening nut 2 is lower than or equal to the top surface of the limiting cavity 6, the fastening nut 2 does not protrude out of the clamping main body when being matched with the fastening screw 1 in use, the space on the height of the lead 3 is not occupied, the utilization rate of the lead space is improved, and the reliability of lead clamping is ensured.
On the basis of the embodiment, the fastening nut 2 is a trapezoidal nut, and the height of the trapezoidal nut is smaller than or equal to the height of the limiting cavity 6.
Referring to fig. 1, 2 and 4, the fastening nut 2 is provided, in which the contact area between the fastening nut 2 and the limiting cavity 6 of the clamping unit can be increased, the friction force can be increased, the situation that the lead 3 is not fastened due to falling of the nut can be prevented, and in the second aspect, the integral strength of the clamping device is ensured by fastening the nut 2, and the reliability of the clamping device is improved.
Alternatively, the fastening nut 2 may have a structure with a large top and a small bottom, or may have a structure with a large top and a large bottom.
Alternatively, the outer periphery of the fastening nut 2 and the inner wall of the cavity of the limiting cavity 6 can be completely and tightly attached, and can also be partially attached.
The height of the trapezoidal nut is smaller than or equal to that of the limiting cavity 6, so that the nut is connected with the fastening screw 1 and then cannot protrude from the clamping monomer, the height space of the lead 3 cannot be occupied, the utilization rate of the lead space is improved, and the design requirements of miniaturization and light weight of the transformer are met.
On the basis of any of the above embodiments, the diameter of the end of the trapezoidal nut, which is close to the limiting cavity 6, is larger than the diameter of the end of the trapezoidal nut, which is far away from the limiting cavity 6.
Please refer to fig. 2, 3, 4, the trapezoidal nut is integrally in a structure with a big top and a small bottom, so that the trapezoidal nut is convenient to operate to connect with the fastening screw 1, and the effect of the lower limit cavity 6 of the structure on the bearing limit is good, the nut is prevented from falling off, the clamping stability of the lead 3 is affected, and the reliability of the whole clamping device is improved.
Preferably, the acute angle in the trapezoid cross section of the trapezoid nut is 60 degrees, and the trapezoid nut can be flexibly changed according to actual conditions, so that the strength of the trapezoid nut is ensured, the trapezoid nut is convenient to connect with the fastening screw 1, the contact area with the limiting cavity 6 is increased, and the overall reliability of the clamping device is improved.
On the basis of any of the above embodiments, the fastening nut 2 is provided with an operation hole 21 for facilitating the fastening of an operation tool, and a screw hole 22 for screw-coupling with the fastening screw 1.
Referring to fig. 1 and 4, one or more operation holes 21 may be provided according to the tool used, which is mainly convenient for connecting the fastening nut 2 with the fastening screw 1, and the specific form, size, etc. of the holes are not limited, and the flexible design can be performed in combination with the actual operation requirement.
The fastening nut 2 is further provided with a threaded hole 22, the threaded hole 22 is preferably arranged in the middle of the fastening nut 2, the threaded hole 22 is in threaded connection with the periphery of the fastening screw 1, and the fastening nut 2 is screwed to achieve the effect of clamping and fixing the lead 3 through the clamping unit.
With the centre gripping monomer for two, one sets up spacing chamber 6 and first connecting chamber, and another sets up the second connecting chamber, places lead wire 3 behind the centre gripping chamber, passes first connecting chamber, second connecting chamber through fastening screw 1 in order to be spacing at the centre gripping intracavity for the first time with lead wire 3, and rethread fastening nut 2 is connected with fastening screw 1 in order to be fixed lead wire 3 further spacing at the centre gripping intracavity, guarantees the reliable stability of lead wire 3 by the centre gripping.
On the basis of any embodiment, the limiting cavity 6 is provided with a conical counter bore, and the peripheral wall surface of the fastening nut 2 is attached to the inner wall of the conical counter bore.
In this embodiment, the spacing cavity 6 has a conical counter bore which cooperates with the trapezoidal structure of the fastening nut 2.
When the fastening nut 2 is connected with the fastening screw 1, the fastening nut 2 is screwed until the peripheral wall surface of the fastening nut 2 is completely attached to the inner wall surface of the conical counter bore, the top surface of the fastening nut 2 is lower than or flush with the top surface of the clamping monomer, at the moment, the clamping monomers are connected and fastened, the lead 3 is firmly clamped, the nut is hidden in the limiting cavity 6, the height space of the lead 3 cannot be occupied, and the space utilization rate is improved.
Preferably, the method comprises the steps of,
On the basis of any one of the above embodiments, the clamping body includes a first clamping monomer 4 and a second clamping monomer 5, the first clamping monomer 4 and the second clamping monomer 5 are disposed opposite to each other and are both provided with grooves, and the grooves of the first clamping monomer and the second clamping monomer are surrounded to form a clamping cavity.
Referring to fig. 1, 2 and 3, the clamping body includes an upper clamping unit and a lower clamping unit, specifically a first clamping unit 4 and a second clamping unit 5, both of which are provided with grooves, and the grooves of both of which surround to form a clamping cavity for placing the lead 3.
In a preferred embodiment, a limiting cavity 6 and a first connecting cavity are arranged on a first clamping monomer 4, a second connecting cavity is arranged on a second clamping monomer 5, when the device is used, a lead 3 can be placed in a groove on the second clamping monomer 5, then the first clamping monomer 4 is placed on the upper side of the second clamping monomer 5, the grooves of the two clamping monomers are combined to clamp the lead 3, then the two clamping monomers are connected through a fastening screw 1 passing through the first connecting cavity and the second connecting cavity to form primary limiting of the lead 3, a fastening nut 2 is connected with the fastening screw 1, an operating hole 21 is connected through an operating tool to screw the fastening nut 2 until the peripheral wall surface of the fastening nut 2 is completely attached to the inner wall surface of a conical counter bore, the top surface of the fastening nut 2 is lower than or flush with the top surface of the clamping monomer, and at the moment, the re-fastening limiting of the lead 3 is completed, so that the reliability and stability of the clamped lead 3 are ensured.
On the basis of any embodiment, at least one of the first clamping monomer 4 and the second clamping monomer 5 is provided with a limiting cavity 6, and the limiting cavity 6 is communicated with the first connecting cavity.
Which of the two clamping monomers is provided with the limiting cavity 6 can be used, and the limiting cavity 6 can be also arranged on the two clamping monomers, so that the supporting fastening nut 2 of the limiting cavity 6 is used for guaranteeing the reliable stability of the clamped lead 3. If the upper side is convenient to install, the first clamping monomer 4 is provided with a limiting cavity 6, the second clamping monomer 5 is not provided with a limiting cavity 6, if the lower side is convenient to install, the second clamping monomer 5 is provided with a limiting cavity 6, if the upper side and the lower side are both convenient to install and the lead 3 is firmly reinforced, if the condition that the lead 3 is heavier and thicker exists, the first clamping monomer 4 and the second clamping monomer 5 are provided with the limiting cavity 6 and the first connecting cavity, and if the condition that the clamping monomer only provided with the second connecting cavity does not exist.
Referring to fig. 2 and 3, the first connecting cavity and the limiting cavity 6 may be understood as an upper portion and a lower portion of a cavity, when the fastening nut 2 is not placed, the fastening screw 1 is in threaded connection with the first connecting cavity and the second connecting cavity, when the fastening nut 2 is placed, the fastening screw 2 is directly sleeved on the fastening screw 1, and then the fastening nut 2 is screwed until the peripheral wall surface of the fastening screw 2 is completely attached to the wall surface of the limiting cavity 6. Here, in the case where the outer peripheral wall surface of the fastening nut 2 is completely attached to the wall surface of the limiting chamber 6, it means that the top surface of the fastening nut 2 is lower than or flush with the top surface of the first clamping unit 4.
On the basis of any embodiment, a plurality of groups of fasteners are symmetrically arranged on two sides of the clamping cavity.
The clamping monomers are used for two examples, the clamping cavity is arranged in the middle of the clamping monomers, and a plurality of groups of fasteners are symmetrically arranged at the two sides of the clamping cavity to fasten the clamping monomers, so that the overall stability and reliability of the clamping device are ensured, and the reliable and stable clamping of the lead 3 is ensured.
It should be noted that, the number of fastening nuts 2 in the fastening piece corresponds to the number of limiting cavities 6, so that the fastening piece is arranged in two groups on the premise of ensuring the overall stability and reliability and the overall strength of the clamping device.
On the basis of any of the above embodiments, the fastening nut 2, the fastening screw 1 and the clamping body are all insulating members.
The fastening nut 2, the fastening screw 1 and the clamping main body are all insulating components, so that the safety of operation is ensured.
In a preferable mode, the fastening nut 2 and the fastening screw 1 are made of epoxy resin glass fiber reinforced composite materials, so that the insulation strength and reliability are guaranteed, and the clamping main body is made of any one of fiber reinforced composite materials, glass fiber reinforced composite materials, carbon fiber reinforced composite materials or aramid fiber reinforced composite materials and high-density laminated board materials, so that the insulation strength and reliability are guaranteed.
In addition to the above-mentioned lead clamping device, the present utility model further provides a transformer structure including the lead clamping device disclosed in the above-mentioned embodiment, and the structure of each other portion of the transformer structure is referred to the prior art, and will not be described herein. Through the setting of lead clamping device, can make the whole demand that satisfies lightweight, miniaturization of transformer structure, can satisfy market more.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.
The lead clamping device provided by the utility model is used for describing the structure of the transformer in detail. The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present utility model and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.
Claims (10)
1. A lead clamping device, comprising:
The clamping main body comprises a plurality of clamping monomers, and the plurality of clamping monomers are connected to form a clamping cavity for clamping the lead (3);
The fastening piece comprises a fastening screw rod (1) and a fastening nut (2), a limiting cavity (6) and a first connecting cavity are arranged in at least one of the plurality of clamping monomers, and a second connecting cavity is arranged in the other clamping monomers;
The first connecting cavity inner wall and the second connecting cavity inner wall are connected with the fastening screw (1) to form a plurality of clamping monomer connections, the fastening nut (2) is arranged in the limiting cavity (6) and connected with the fastening screw (1) to limit the lead wire (3) in the clamping cavity, and the top surface of the fastening nut (2) is lower than or equal to the height of the top surface of the limiting cavity (6) when the fastening nut (2) is placed in the limiting cavity (6).
2. The wire clamping device according to claim 1, characterized in that the fastening nut (2) is a trapezoidal nut, the height of which is smaller than or equal to the height of the limiting cavity (6).
3. The wire clamping device according to claim 2, characterized in that the diameter of the end of the trapezoidal nut close to the limiting chamber (6) is larger than the diameter of the end thereof remote from the limiting chamber (6).
4. A wire clamping device according to claim 3, characterized in that the fastening nut (2) is provided with an operating hole (21) for facilitating the fastening of an operating tool, and a threaded hole (22) for threaded connection with the fastening screw (1).
5. The lead clamping device according to claim 4, wherein the limiting cavity (6) is provided with a conical counter bore, and the peripheral wall surface of the fastening nut (2) is in fit arrangement with the inner wall of the conical counter bore.
6. The wire clamping device according to claim 1, characterized in that the clamping body comprises a first clamping monomer (4) and a second clamping monomer (5), the first clamping monomer (4) and the second clamping monomer (5) are oppositely arranged and are provided with grooves, and the grooves of the two are surrounded to form the clamping cavity.
7. The wire clamping device according to claim 6, characterized in that the limiting cavity (6) is provided on at least one of the first clamping monomer (4) and the second clamping monomer (5), the limiting cavity (6) being in communication with the first connecting cavity.
8. A wire gripping device according to any one of claims 1 to 7, wherein the gripping chamber is symmetrically provided with a plurality of sets of the fasteners on both sides.
9. The wire clamping device according to claim 8, characterized in that the fastening nut (2), the fastening screw (1), the clamping body are all insulating members.
10. A transformer structure comprising a lead clamping device according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422173855.6U CN223038748U (en) | 2024-09-05 | 2024-09-05 | Lead clamping device and transformer structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422173855.6U CN223038748U (en) | 2024-09-05 | 2024-09-05 | Lead clamping device and transformer structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223038748U true CN223038748U (en) | 2025-06-27 |
Family
ID=96133645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202422173855.6U Active CN223038748U (en) | 2024-09-05 | 2024-09-05 | Lead clamping device and transformer structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223038748U (en) |
-
2024
- 2024-09-05 CN CN202422173855.6U patent/CN223038748U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201112620Y (en) | Electrical Connector Assembly | |
| CN206480671U (en) | A kind of fixed structure, many module fixing arrangements and battery modules | |
| CN201549325U (en) | Pulling plate structure for transformer | |
| CN213520379U (en) | Spiral locking type connecting joint | |
| CN115547664A (en) | Equipment high temperature superconducting line cake clamping device | |
| CN204904932U (en) | Novel composite insulator | |
| CN222321011U (en) | Cable structure capable of preventing cable from falling off | |
| JP4546008B2 (en) | Stack for flat semiconductor devices | |
| CN209200176U (en) | A kind of aircraft power distribution product stud members | |
| CN217983739U (en) | E-shaped parallel groove clamp suitable for reducing wires | |
| CN211579068U (en) | Anti-loosening moment locking connecting device | |
| CN224233304U (en) | Right-angle hanging plate fracture preventing device | |
| CN222252608U (en) | Multi-stage friction-variable mild steel damper | |
| CN220121622U (en) | Grounding transformer with secondary winding | |
| CN224110831U (en) | Distribution box with built-in plastic crimping terminal | |
| CN214123673U (en) | Wiring board and transformer bushing | |
| CN207717676U (en) | A kind of novel insulator filth collector | |
| CN222479182U (en) | Corrosion-resistant lockbolt sleeve | |
| CN219759992U (en) | Electrical connecting piece | |
| CN216719624U (en) | Integrated column type insulator for 10 KV and below power distribution network lines | |
| CN223215574U (en) | High-strength positioning nut | |
| CN219535323U (en) | Quick installation type electric cabinet of photovoltaic system | |
| CN222531263U (en) | Conductive pipe sealing pipe joint structure | |
| CN223651660U (en) | A connection assembly for a power converter magnetic component, a power converter, and an energy storage device. | |
| CN221614543U (en) | Weak current engineering is with winding displacement arrangement device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |