CN222749286U - A resistor auxiliary disassembly and assembly mechanism - Google Patents
A resistor auxiliary disassembly and assembly mechanism Download PDFInfo
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- CN222749286U CN222749286U CN202421310973.0U CN202421310973U CN222749286U CN 222749286 U CN222749286 U CN 222749286U CN 202421310973 U CN202421310973 U CN 202421310973U CN 222749286 U CN222749286 U CN 222749286U
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- resistor
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- mounting
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- 238000009434 installation Methods 0.000 claims description 24
- 239000004020 conductor Substances 0.000 claims description 6
- 230000006978 adaptation Effects 0.000 claims description 5
- 238000009826 distribution Methods 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 2
- UFNIBRDIUNVOMX-UHFFFAOYSA-N 2,4'-dichlorobiphenyl Chemical compound C1=CC(Cl)=CC=C1C1=CC=CC=C1Cl UFNIBRDIUNVOMX-UHFFFAOYSA-N 0.000 description 7
- 229920001971 elastomer Polymers 0.000 description 5
- 239000000806 elastomer Substances 0.000 description 5
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 230000017525 heat dissipation Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical group [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000004260 weight control Methods 0.000 description 1
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- Details Of Resistors (AREA)
Abstract
本实用新型公开了一种电阻器辅助拆装机构，包括用于安装固定电阻器的拆装机构本体，所述拆装机构本体包括沿电阻器长度方向对称分布的第一安装座、第二安装座，第一安装座、第二安装座焊接于PCB板上对应位置，第一安装座、第二安装座相对的两侧分别设有第一装配腔、第二装配腔，第二装配腔与电阻器的端帽尺寸适配，第一装配腔内设有可横向伸长或者收缩的弹性安装部，电阻器的一端装配于第二安装腔内，另一端与弹性安装部可拆卸连接，弹性安装部自然状态下与第二装配腔侧壁的间距小于电阻器的长度。本实用新型的电阻器后期的更换较为方便，省时省力，更换效率得到提高。
The utility model discloses a resistor auxiliary disassembly and assembly mechanism, including a disassembly and assembly mechanism body for installing a fixed resistor, the disassembly and assembly mechanism body including a first mounting seat and a second mounting seat symmetrically distributed along the length direction of the resistor, the first mounting seat and the second mounting seat are welded to corresponding positions on a PCB board, the first mounting seat and the second mounting seat are provided with a first assembly cavity and a second assembly cavity on opposite sides respectively, the second assembly cavity is adapted to the size of the end cap of the resistor, an elastic mounting part that can be extended or contracted laterally is provided in the first assembly cavity, one end of the resistor is assembled in the second mounting cavity, and the other end is detachably connected to the elastic mounting part, and the spacing between the elastic mounting part and the side wall of the second assembly cavity in a natural state is less than the length of the resistor. The resistor of the utility model is more convenient to replace later, saving time and effort, and the replacement efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of wound resistors, in particular to an auxiliary resistor dismounting mechanism.
Background
As an important electronic component, resistors are widely used in electrical appliances. Most of the current resistors include a resistor body and a lead wire connected to a lead-out terminal of the resistor body to constitute a resistor. The resistor can meet the requirements to a certain extent, but has the defects that after the resistor is welded on a PCB, if the resistor is damaged and needs to be replaced, tin on a welding point needs to be removed, the disassembly is more troublesome, time and labor are wasted, and the replacement efficiency is lower.
Disclosure of utility model
The utility model aims to provide an auxiliary resistor dismounting mechanism, which is convenient for later replacement of a resistor, saves time and labor and improves the replacement efficiency.
In order to solve the technical problems, the utility model adopts the following scheme:
The utility model provides an auxiliary disassembly and assembly mechanism of resistor, includes the dismouting mechanism body that is used for installing fixed resistor, the dismouting mechanism body includes first mount pad, the second mount pad along resistor length direction symmetric distribution, first mount pad, the second mount pad welds corresponding position on the PCB board, first mount pad, the relative both sides of second mount pad are equipped with first assembly chamber respectively, the second assembly chamber, the end cap size adaptation of second assembly chamber and resistor, first assembly intracavity is equipped with the elasticity installation department that can transversely extend or shrink, the one end assembly of resistor is in the second installation intracavity, the other end can dismantle with elasticity installation department and be connected, the interval with second assembly chamber lateral wall is less than the length of resistor under the elasticity installation department natural state.
Due to the adoption of the technical scheme, the disassembly and assembly mechanism body is used for installing and fixing the resistor, the two installation seats, namely the first installation seat and the second installation seat, are symmetrically distributed along the length direction of the resistor and are fixed on the PCB in a welding mode, the two installation cavities, namely the first installation cavity and the second installation cavity, are respectively positioned at two opposite sides of the first installation seat and the second installation seat and are used for accommodating and fixing two ends of the resistor, the size of the second installation cavity is matched with that of the end cap of the resistor, the resistor can be firmly installed in the assembly mechanism body, the elastic installation part in the first installation cavity can transversely stretch or shrink and is used for being detachably connected with the other end of the resistor, when the elastic installation part is in a natural state, the distance between the elastic installation part and the side wall of the second installation cavity is smaller than the length of the resistor, which is helpful for ensuring that the resistor is not easy to loosen after assembly, when the resistor needs to be replaced, one end cap of the resistor is connected with the elastic mounting part, the elastic mounting part is compressed in the direction away from the second mounting seat, a space is reserved for the other end cap of the resistor to be assembled in the second assembling cavity, then compression of the elastic mounting part is released, the other end cap of the resistor is assembled in the second assembling cavity, the elastic mounting part generates elastic force towards the second mounting seat, the resistor is firmly pressed between the two mounting seats, the replacement of the resistor is completed, if the resistor needs to be removed, the elastic mounting part is only required to be compressed again to the side away from the second mounting seat, a space is reserved for the resistor to be taken out from the second assembling cavity, and finally the resistor is removed from the elastic mounting part.
Optionally, the elastic mounting portion includes elastomer and fixing base, and the fixing base is circular, fixing base and first assembly chamber size adaptation, and elastomer one end is fixed in first assembly chamber lateral wall, and the other end is fixed in the fixing base outside, and the fixing base inboard is equipped with the third assembly chamber with the end cap adaptation of resistor, and the other end of resistor is assembled in the third assembly chamber.
Optionally, the elastic body is provided with a plurality of elastic bodies, and the plurality of elastic bodies are distributed in the first assembly cavity in a rectangular array or an annular array.
Optionally, the elastic body is a spring or an elastic sleeve.
Optionally, the disassembly and assembly mechanism body is made of conductive materials.
Optionally, the first mounting seat and the second mounting seat are rectangular.
Optionally, the bottom surfaces of the first mounting seat and the second mounting seat are provided with a plurality of arch holes, and a plurality of arches Kong Yandi are distributed at intervals in the length direction of the first mounting seat and the second mounting seat.
Optionally, the arched hole is penetrated along the width direction of the first mounting seat and the second mounting seat.
Optionally, the end cap of the resistor is in interference fit with the second assembly cavity.
Optionally, the end cap of the resistor is in interference fit with the third assembly cavity.
The utility model has the beneficial effects that:
1. according to the utility model, when the resistor needs to be replaced, one end cap of the resistor is connected with the elastic mounting part, the elastic mounting part is compressed in the direction away from the second mounting seat, a space is reserved for the other end cap of the resistor to be assembled in the second assembling cavity, then the compression of the elastic mounting part is released, the other end cap of the resistor is assembled in the second assembling cavity, the elastic mounting part generates elastic force towards the second mounting seat, the resistor is firmly pressed between the two mounting seats, the replacement of the resistor is completed, if the resistor needs to be removed, the elastic mounting part is only required to be compressed again to the side away from the second mounting seat, a space is reserved for the resistor to be taken out from the second assembling cavity, and finally the resistor is removed from the elastic mounting part.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic side view of a first mount;
fig. 3 is a schematic perspective view of a second mounting base;
FIG. 4 is a perspective view of the fixing base;
FIG. 5 is a schematic distribution of elastomers in a rectangular array;
FIG. 6 is a schematic distribution of elastomers in an annular array.
The reference numerals are 1-first mount pad, 2-second mount pad, 3-fixing base, 4-first assembly chamber, 5-elastomer, 6-resistor, 7-end cap, 8-PCB board, 9-arch hole, 10-second assembly chamber, 11-third assembly chamber.
Detailed Description
The present utility model will be described in further detail with reference to examples and drawings, but embodiments of the present utility model are not limited thereto.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "longitudinal", "lateral", "horizontal", "inner", "outer", "front", "rear", "top", "bottom", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present utility model and for simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be construed as limiting the present utility model.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "configured," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected via an intermediate medium, or in communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Examples
The utility model provides an auxiliary disassembly and assembly mechanism of resistor, includes the dismouting mechanism body that is used for installing fixed resistor 6, dismouting mechanism body includes first mount pad 1, second mount pad 2 along resistor 6 length direction symmetric distribution, first mount pad 1, second mount pad 2 welds the corresponding position on PCB board 8, first mount pad 1, the relative both sides of second mount pad 2 are equipped with first assembly chamber 4, second assembly chamber 10 respectively, second assembly chamber 10 and the end cap 7 size adaptation of resistor 6, be equipped with the elasticity installation department that can transversely extend or shrink in the first assembly chamber 4, the one end of resistor 6 is assembled in the second installation chamber, the other end can dismantle with the elasticity installation department and be connected, the interval with the second assembly chamber 10 lateral wall is less than the length of resistor 6 under the elasticity installation department nature state.
In this embodiment, as shown in fig. 1, the dismounting mechanism body is used for mounting and fixing the resistor 6, the two mounting seats of the first mounting seat 1 and the second mounting seat 2 are symmetrically distributed along the length direction of the resistor 6, and are fixed on the PCB 8 in a welding manner, the two mounting cavities of the first mounting seat 1 and the second mounting seat 2 are respectively positioned at two opposite sides of the first mounting seat 4 and the second mounting seat 2 and are used for accommodating and fixing two ends of the resistor 6, as shown in fig. 3, the size of the second mounting cavity 10 is matched with the end cap 7 of the resistor 6, so that the resistor 6 can be firmly mounted therein, the elastic mounting part in the first mounting cavity 4 can transversely stretch or shrink for detachably connecting with the other end of the resistor 6, when the elastic mounting part is in a natural state, the distance between the elastic mounting part and the side wall of the second mounting cavity 10 is smaller than the length of the resistor 6, this helps to ensure that the resistor 6 is not easy to loosen after assembly, when the resistor 6 needs to be replaced, one end cap 7 of the resistor 6 is connected with the elastic mounting part, the elastic mounting part is compressed in the direction away from the second mounting seat 2, a space is reserved for the other end cap 7 of the resistor 6 to be assembled in the second assembly cavity 10, then the compression of the elastic mounting part is released, the other end cap 7 of the resistor 6 is assembled in the second assembly cavity 10, the elastic mounting part generates elastic force towards the second mounting seat 2, the resistor 6 is firmly pressed between the two mounting seats, the replacement of the resistor 6 is completed, if the resistor 6 needs to be removed, the elastic mounting part is only required to be compressed again to the side away from the second mounting seat 2, a space is reserved for the resistor 6 to be taken out from the second assembly cavity 10, finally the resistor 6 is taken down from the elastic mounting part, the whole assembly and disassembly process is simple and convenient, time and labor are saved, and the disassembly and assembly efficiency of the resistor 6 is improved.
Further, the elastic mounting portion comprises an elastic body 5 and a fixing seat 3, the fixing seat 3 is circular, the fixing seat 3 is matched with the first assembling cavity 4 in size, one end of the elastic body 5 is fixed on the side wall of the first assembling cavity 4, the other end of the elastic body is fixed on the outer side of the fixing seat 3, a third assembling cavity 11 matched with the end cap 7 of the resistor 6 is arranged on the inner side of the fixing seat 3, and the other end of the resistor 6 is assembled in the third assembling cavity 11.
Specifically, as shown in fig. 4, the fixing base 3 is circular and has a size matching with the first assembling cavity 4, which means that the fixing base 3 can be stably installed in the first assembling cavity 4 to provide stable support, one end of the elastic body 5 is fixed to the sidewall of the first assembling cavity 4, the other end is fixed to the outside of the fixing base 3, the third assembling cavity 11 is located inside the fixing base 3, which has a size matching with the end cap 7 of the resistor 6, which means that the other end of the resistor 6 can be tightly assembled in the third assembling cavity 11, when one end of the resistor 6 is inserted into the third assembling cavity 11 and compresses the elastic body 5 in a direction away from the second mounting seat 2, the elastic body 5 is deformed by pressure, thereby leaving a space for the other end of the resistor 6 to be installed to the second assembling cavity 10, after the other end of the resistor 6 is assembled with the second assembly cavity 10, the elastic body 5 generates a certain elastic force in the direction of the second mounting seat 2, necessary elastic support is provided for fixing the resistor 6, stability and firmness of the resistor 6 on the PCB 8 are ensured, materials with high elasticity, good wear resistance and fatigue resistance are selected for the elastic body 5, stable performance can be ensured even if the resistor is used for a long time, the shape and the size of the elastic body 5 are precisely calculated and optimized, the fixing effect of the resistor 6 is not influenced by excessive deformation while sufficient elasticity is provided, and the inner walls of the third assembly cavity 11 and the second assembly cavity 10 can be rough surfaces, so that friction between the resistor 6 and the end cap 7 of the resistor 6 is improved, and the installation firmness of the resistor 6 is improved.
Further, a plurality of elastic bodies 5 are provided, and the plurality of elastic bodies 5 are distributed in the first assembly cavity 4 in a rectangular array or an annular array.
In particular, when a plurality of elastic bodies 5 are arranged in a rectangular array, as shown in fig. 5, they form a grid-like supporting structure that can provide a plurality of contact points to support the resistor 6, thereby ensuring the stability and balance of the resistor 6 on the PCB board 8. If a plurality of elastic bodies 5 are arranged in a circular array, as shown in fig. 6, they form a circular support structure, which can provide all-round support, so that the resistor 6 can be stably supported when being subjected to any direction of force.
Further, the elastic body 5 is a spring or an elastic sleeve.
In particular, the spring is a common elastic body 5, which can provide necessary supporting force through compression or extension of the spring, in the auxiliary dismounting mechanism of the resistor 6, the spring can be installed in the first assembly cavity 4, one end of the spring is fixed on the side wall of the assembly cavity, and the other end of the spring is connected with the fixing seat 3, when the resistor 6 is inserted into the assembly mechanism, the spring can be compressed, so that stable reverse supporting force is provided.
The elastic sleeve is of an elastic tubular structure, in the auxiliary dismounting mechanism of the resistor 6, the elastic sleeve can be installed in the first assembly cavity 4 and connected with the fixing base 3, and when the resistor 6 is inserted into the assembly mechanism, the elastic sleeve can be tightly wrapped on the end cap 7 of the resistor 6, so that stable fixing is realized.
Further, the dismounting mechanism body is made of conductive materials.
In particular, the body of the dismounting mechanism is made of conductive material, meaning that it can be used as an electrical connection bridge between the resistor 6 and the PCB 8, which not only simplifies the circuit layout, but also improves the reliability of the circuit,
The disassembling and assembling mechanism body has conductivity, and no conductive material or connecting piece is required to be added when the resistor 6 is installed, so that the installation process is simplified. The conductive material can be stainless steel or aluminum, copper, etc.
Furthermore, the first mounting seat 1 and the second mounting seat 2 are rectangular.
Specifically, as shown in fig. 2 and 3, when the rectangular first mounting seat 1 and the rectangular second mounting seat 2 are welded on the PCB 8, the welding area can be increased, the connection firmness with the PCB 8 is improved, the rectangular mounting seat can provide a more stable supporting surface, the resistor 6 is ensured to be stably mounted on the PCB 8, the rectangular structure has higher rigidity and strength, external impact and vibration can be effectively resisted, the rectangular design enables the matching between the mounting seat and the mounting hole or other positioning structures on the PCB 8 to be more accurate, thereby realizing accurate positioning of the resistor 6, which is helpful for reducing mounting errors, improving the performance and reliability of a circuit, and being relatively simple in rectangular structure and easy to manufacture and process. The standardized die and tool can be used for efficiently producing a large number of mounting seats, and the cost is reduced.
Further, a plurality of arch holes 9 are formed in the bottom surfaces of the first mounting seat 1 and the second mounting seat 2, and the plurality of arch holes 9 are distributed at intervals in the length direction of the first mounting seat 1 and the second mounting seat 2.
Further, the arch hole 9 penetrates along the width direction of the first mounting seat 1 and the second mounting seat 2.
Specifically, as shown in fig. 2 and 3, the design of the arch hole 9 enables the mounting seat to disperse force to more materials when the mounting seat is subjected to external force, so that the bearing capacity and stability of the mounting seat are improved. This has important significance for the application field of weight control such as aerospace, precision instruments, etc., if the arched holes 9 are penetrated along the width direction of the mounting seat, they can be used as ventilation holes, which is helpful for the ventilation of the inside and outside of the mounting seat, and this can improve the heat dissipation performance and prolong the service life of the electronic equipment requiring heat dissipation.
Further, the end cap 7 of the resistor 6 is in interference fit with the second assembly cavity 10.
Further, the end cap 7 of the resistor 6 is in interference fit with the third assembly cavity 11.
Specifically, the two ends of the resistor 6 are respectively sleeved with the second assembling cavity 10 and the third assembling cavity 11 in an interference fit manner, so that the resistor 6 is firmer after being installed, the interference fit is an assembling manner, two matched parts can generate a certain interference amount after being assembled, namely, the size of one part is slightly larger than the corresponding size of the other part, and the assembling manner can generate pretightening force, so that the parts form tight contact, and the assembling stability and tightness are enhanced. The internal nesting design between the end cap 7 of the resistor 6 and the mounting cavity means that the end cap 7 is inserted into the mounting cavity to form a nested structure, which provides a larger contact area and further enhances the stability of the mounting.
The foregoing description of the preferred embodiment of the utility model is not intended to limit the utility model in any way, but rather to cover all modifications, equivalents, improvements and alternatives falling within the spirit and principles of the utility model.
Claims (10)
1. The utility model provides an auxiliary resistor disassembly and assembly mechanism, a serial communication port, including the dismouting mechanism body that is used for installing fixed resistor (6), dismouting mechanism body includes first mount pad (1), second mount pad (2) along resistor (6) length direction symmetric distribution, corresponding position on PCB board (8) is welded in first mount pad (1), second mount pad (2) relative both sides are equipped with first assembly chamber (4) respectively, second assembly chamber (10) and end cap (7) size adaptation of resistor (6), but be equipped with lateral extension or shrink's elastic mounting portion in first assembly chamber (4), the one end of resistor (6) is assembled in the second installation chamber, the other end can be dismantled with elastic mounting portion and be connected, the interval with second assembly chamber (10) lateral wall is less than the length of resistor (6) under the elastic mounting portion nature state.
2. The resistor auxiliary dismounting mechanism according to claim 1, wherein the elastic mounting portion comprises an elastic body (5) and a fixing seat (3), the fixing seat (3) is circular, the fixing seat (3) is matched with the first assembling cavity (4) in size, one end of the elastic body (5) is fixed on the side wall of the first assembling cavity (4), the other end of the elastic body is fixed on the outer side of the fixing seat (3), a third assembling cavity (11) matched with an end cap (7) of the resistor (6) is arranged on the inner side of the fixing seat (3), and the other end of the resistor (6) is assembled in the third assembling cavity (11).
3. A resistor auxiliary dismounting mechanism according to claim 2, characterized in that the elastic body (5) is provided in plural, and the plural elastic bodies (5) are distributed in the first assembly chamber (4) in a rectangular array or a ring array.
4. A resistor-assisted disassembly and assembly mechanism according to claim 3, characterized in that said elastic body (5) is a spring or an elastic sleeve.
5. The resistor auxiliary disassembly and assembly mechanism according to claim 1, wherein the disassembly and assembly mechanism body is made of conductive materials.
6. The resistor auxiliary dismounting mechanism according to claim 1, wherein the first mounting seat (1) and the second mounting seat (2) are rectangular.
7. The resistor auxiliary dismounting mechanism according to claim 6, wherein a plurality of arch holes (9) are formed in the bottom surfaces of the first mounting seat (1) and the second mounting seat (2), and the plurality of arch holes (9) are distributed at intervals in the length direction of the first mounting seat (1) and the second mounting seat (2).
8. The resistor auxiliary dismounting mechanism according to claim 7, wherein the arched hole (9) is penetrated along the width direction of the first mounting seat (1) and the second mounting seat (2).
9. A resistor auxiliary dismounting mechanism according to claim 1, characterized in that the end cap (7) of the resistor (6) is in interference fit with the second mounting cavity (10).
10. A resistor auxiliary dismounting mechanism according to claim 2, characterized in that the end cap (7) of the resistor (6) is in interference fit with the third mounting cavity (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421310973.0U CN222749286U (en) | 2024-06-11 | 2024-06-11 | A resistor auxiliary disassembly and assembly mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421310973.0U CN222749286U (en) | 2024-06-11 | 2024-06-11 | A resistor auxiliary disassembly and assembly mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222749286U true CN222749286U (en) | 2025-04-11 |
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ID=95319266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421310973.0U Active CN222749286U (en) | 2024-06-11 | 2024-06-11 | A resistor auxiliary disassembly and assembly mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222749286U (en) |
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2024
- 2024-06-11 CN CN202421310973.0U patent/CN222749286U/en active Active
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