CN214428416U - Improved alloy spring resistor - Google Patents
Improved alloy spring resistor Download PDFInfo
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- CN214428416U CN214428416U CN202022678945.2U CN202022678945U CN214428416U CN 214428416 U CN214428416 U CN 214428416U CN 202022678945 U CN202022678945 U CN 202022678945U CN 214428416 U CN214428416 U CN 214428416U
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Abstract
The utility model belongs to the field of resistors, in particular to an improved alloy spring resistor, which comprises four lead screws and four mica sheets, wherein four corners on the side surface of each mica sheet are provided with mounting holes, each lead screw passes through the mica sheet through the mounting hole, the lead screw is connected with a fastening nut in a threaded manner, each mica sheet is fixed on the lead screw by eight fastening nuts, a spring perforation is passed through by an alloy spring, one end of the alloy spring is fixedly connected with any one spring perforation arranged at the lower end of the mica sheet, the spring perforation arranged at the lower end of the mica sheet is connected with a wiring terminal fixing bolt in a threaded manner, the wiring terminal fixing bolt is fixedly connected with the end part of the alloy spring, the improved alloy spring resistor has the advantages that the mica sheets are sleeved on the lead screws, the mica sheets are fixed on the lead screws by nuts, the later-stage disassembly is convenient, and the mica sheets are welded together by the wiring terminal fixing bolts and lead sheets, the characteristics of firmness between the lead sheet and the alloy spring are maintained.
Description
Technical Field
The utility model relates to a resistor technical field specifically is an improved generation alloy spring resistor.
Background
The spring resistor is mainly used for starting, speed regulation and braking of the motor. A frequency converter brake resistor, an electric automobile system discharge resistor and the like. The resistor comprises an alloy spring resistance wire, a mica sheet, a screw rod, a metal sleeve, a lead sheet and the like, wherein a bracket is formed by combining the mica sheet, the screw rod, the metal sleeve and a standard part, and the spring resistance such as iron-chromium-aluminum alloy, nickel-chromium alloy and the like is used as an energy consumption and heating element.
The current is that to overlap the metal sleeve on the lead screw, fixed with the metal sleeve to the mica sheet again, leads to later stage maintenance like this to lead to dismantling loaded down with trivial details, and the lead wire piece is fixed with the nut, and spring resistor can produce vibrations at the during operation, and under the environment of long-term vibrations, the nut can become flexible, leads to the lead wire piece to lose effect.
In order to solve the above problems, the present application proposes an improved alloy spring resistor.
SUMMERY OF THE UTILITY MODEL
Objects of the invention
For solving the technical problem among the background art, the utility model provides an improved generation alloy spring resistor has and makes the mica sheet cup joint on the lead screw, fixes the mica sheet on the lead screw with the nut, and the dismantlement in the later stage of being convenient for is in the same place through binding post fixing bolt and lead wire piece welding simultaneously, has kept the characteristics of fastness between lead wire piece and the alloy spring.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an improved generation alloy spring resistor, includes four lead screws and four mica sheets, the mounting hole has all been seted up at four angles in mica sheet side, the lead screw passes the mica sheet through the mounting hole, lead screw threaded connection has fastening nut, every the mica sheet is fixed on the lead screw by eight fastening nut, the spring perforation has evenly been seted up at mica sheet side interval, the spring perforation is passed by the alloy spring, the alloy spring is the S type, the one end fixed connection of alloy spring perforates in arbitrary one spring that the mica sheet lower extreme was seted up, the spring perforation threaded connection that the mica sheet lower extreme was seted up has binding post fixing bolt, binding post fixing bolt fixed connection is in the tip of alloy spring, binding post fixing bolt welds the lead wire piece.
Preferably, the welding piece is fixedly connected to the welding joint of the lead piece and the fixing bolt of the wiring terminal.
Preferably, the spring through holes formed in the side faces of the mica sheets, which are hung and connected with the lead screws side by side, are all located at the same height.
Compared with the prior art, the beneficial effects of the utility model are as follows:
this improved generation alloy spring resistor, lead screw through setting up, fastening nut, mica sheet and lead wire piece and welding piece, the mica sheet articulates on the lead screw through the mounting hole, fastening nut screw feed on the lead screw, fix the mica sheet on the lead screw, together through binding post fixing bolt and lead wire piece welding, strengthen the fastness between lead wire piece and the alloy spring, thereby reached and made cup joint on the lead screw between the mica sheet, fix the mica sheet at the lead screw with the nut, the dismantlement in the later stage of being convenient for, simultaneously through binding post fixing bolt and lead wire piece welding together, the purpose of fastness between lead wire piece and the alloy spring has been kept.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic bottom view of fig. 1 according to the present invention;
fig. 3 is a schematic structural view of the mica sheet of the present invention.
In the figure: 1. a lead screw; 2. perforating a spring; 3. fastening a nut; 4. an alloy spring; 5. welding the sheet; 6. Mica sheets; 7. a lead sheet; 8. mounting holes; 9. binding post fixing bolt.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-3, the utility model provides a technical solution: the utility model provides an improved generation alloy spring resistor, including four lead screws 1 and four mica sheets 6, mounting hole 8 has all been seted up at four angles in the 6 side of mica sheet, lead screw 1 passes mica sheet 6 through mounting hole 8, 1 threaded connection of lead screw has fastening nut 3, every mica sheet 6 is fixed on lead screw 1 by eight fastening nut 3, spring perforation 2 has evenly been seted up at 6 side intervals of mica sheet, spring perforation 2 is passed by alloy spring 4, alloy spring 4 is the S type, alloy spring 4 'S one end fixed connection is in arbitrary one spring perforation 2 that mica sheet 6 lower extreme was seted up, 2 threaded connection of spring perforation 2 that mica sheet 6 lower extreme was seted up have binding post fixing bolt 9, binding post fixing bolt 9 fixed connection is in alloy spring 4' S tip, binding post fixing bolt 9 welds lead sheet 7.
In this embodiment, it should be noted that, the welding piece 5 is fixedly connected to the welding joint of the lead piece 7 and the fixing bolt 9 of the connection terminal, and by adopting such an arrangement mode, the welding firmness of the lead piece 7 and the alloy spring 4 can be further increased by the arranged welding piece 5.
In this embodiment, it should be noted that the spring through holes 2 formed in the side surfaces of the mica sheets 6, which are hung side by side on the screw rod 1, are all located at the same height, and by adopting such an arrangement mode, the alloy springs 4 can sequentially penetrate the spring through holes 2 formed in the mica sheets 6, so that the smoothness of the through holes of the alloy springs 4 is ensured.
The working principle is as follows: mica sheet 6 articulates on lead screw 1 through mounting hole 8, fastening nut 3 is screw feed on lead screw 1, fix mica sheet 6 on lead screw 1, alloy spring 4 passes spring perforation 2 in proper order, form certain shape on mica sheet 6, spring perforation 2 fixed connection of alloy spring 4 and 6 lower extremes of mica sheet, weld together through binding post fixing bolt 9 and lead wire piece 7, weld lead wire piece 7 on binding post fixing bolt 9 through welding piece 5, strengthen the fastness between lead wire piece 7 and the alloy spring 4.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The utility model provides an improved generation alloy spring resistor, includes four lead screw (1) and four mica sheet (6), its characterized in that: the mica sheet fixing device is characterized in that four corners of the side surface of the mica sheet (6) are provided with mounting holes (8), the lead screw (1) penetrates through the mica sheet (6) through the mounting holes (8), the lead screw (1) is in threaded connection with fastening nuts (3), each mica sheet (6) is fixed on the lead screw (1) by eight fastening nuts (3), spring through holes (2) are uniformly formed in the side surface of the mica sheet (6) at intervals, the spring through holes (2) are penetrated by alloy springs (4), the alloy springs (4) are S-shaped, one end of each alloy spring (4) is fixedly connected with any one spring through hole (2) formed in the lower end of the mica sheet (6), the spring through holes (2) formed in the lower end of the mica sheet (6) are in threaded connection with wiring terminal fixing bolts (9), and the wiring terminal fixing bolts (9) are fixedly connected to the end parts of the alloy springs (4), the wiring terminal fixing bolt (9) is welded with a lead sheet (7).
2. An improved alloy spring resistor according to claim 1, wherein: and the welding joint of the lead sheet (7) and the wiring terminal fixing bolt (9) is fixedly connected with a welding sheet (5).
3. An improved alloy spring resistor according to claim 1, wherein: the spring through holes (2) formed in the side faces of the mica sheets (6) which are hung and connected with the lead screws (1) side by side are all located at the same height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022678945.2U CN214428416U (en) | 2020-11-19 | 2020-11-19 | Improved alloy spring resistor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022678945.2U CN214428416U (en) | 2020-11-19 | 2020-11-19 | Improved alloy spring resistor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214428416U true CN214428416U (en) | 2021-10-19 |
Family
ID=78059926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022678945.2U Active CN214428416U (en) | 2020-11-19 | 2020-11-19 | Improved alloy spring resistor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214428416U (en) |
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2020
- 2020-11-19 CN CN202022678945.2U patent/CN214428416U/en active Active
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