CN110517910B - Manual maintenance switch box - Google Patents
Manual maintenance switch box Download PDFInfo
- Publication number
- CN110517910B CN110517910B CN201910911691.3A CN201910911691A CN110517910B CN 110517910 B CN110517910 B CN 110517910B CN 201910911691 A CN201910911691 A CN 201910911691A CN 110517910 B CN110517910 B CN 110517910B
- Authority
- CN
- China
- Prior art keywords
- plug
- fin
- grooves
- groove
- mounting groove
- 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.)
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Links
- 238000012423 maintenance Methods 0.000 title claims abstract description 13
- 238000007664 blowing Methods 0.000 claims abstract 2
- 238000001816 cooling Methods 0.000 claims description 22
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 description 6
- 230000000903 blocking effect Effects 0.000 description 3
- 230000002452 interceptive effect Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/02—Bases, casings, or covers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/52—Cooling of switch parts
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention relates to a manual maintenance switch box, which comprises a socket and a plug, wherein one end of the plug, which is far away from the socket, is provided with a mounting groove, a radiating fin is embedded in the mounting groove, and one end of the radiating fin, which is far away from the plug, is fixedly provided with a radiating fan, and the radiating fan is used for blowing air to the radiating fin; when the fuse is electrified to generate heat, the heat absorbed on the plug is transferred to the radiating fins, the radiating fan guides airflow to flow to the radiating fins, and flowing air takes away the heat absorbed on the radiating fins, so that the temperature of the plug is reduced, and the plug is prevented from being melted at high temperature.
Description
Technical Field
The invention relates to the technical field of switches, in particular to a manual maintenance switch box.
Background
At present, the voltage used by the electric automobile is generally high voltage not less than 300V, and in order to avoid electric shock danger caused by improper operation and damage of electric parts caused by overload and short circuit, a manual maintenance switch is required to be installed on a high-current main line of an automobile circuit. The manual maintenance switch plays a role in protecting a power supply in the electric automobile circuit, and can be timely disconnected when an emergency situation occurs or battery maintenance and installation is carried out, so that the current of the battery pack is disconnected, and the electric shock situation caused by improper operation of maintenance personnel is effectively avoided.
The prior Chinese patent number CN208637341U discloses a manual maintenance switch with a secondary locking function, which comprises a socket and a plug, wherein a U-shaped handle is rotationally arranged on the plug, the handle comprises a cross rod and vertical rods vertically arranged at two ends of the cross rod, a first clamping block is arranged on the outer side wall of the socket, and an elastic block which can be in clamping fit with the first clamping block and is used for locking the plug is arranged on the outer side wall of the plug; the middle part of the elastic block is fixedly connected with the plug, and gaps are formed between the upper end and the lower end of the elastic block and the plug; the outer side wall of the plug is provided with a second clamping block above the elastic block, and the cross rod is provided with a locking block which can be in clamping fit with the second clamping block and is used for locking the handle.
The prior art solutions described above have the following drawbacks:
In actual use, be provided with the fuse in the plug, the circular telegram in-process, the fuse continuously produces heat for the temperature of plug rises gradually, because the plug adopts plastics to make mostly, makes the plug take place to soften deformation under high temperature, causes the structure of plug to take place to warp and the inside mounting structure of plug to become flexible scheduling situation, the condition that the plug appears high temperature damage easily.
Disclosure of Invention
The invention aims to provide a manual maintenance switch box, which cools a plug through a cooling fin and a cooling fan so as to realize the purpose of protecting the plug from deformation.
The above object of the present invention is achieved by the following technical solutions:
The utility model provides a manual maintenance switch box, includes socket and plug, the mounting groove has been seted up to the one end that deviates from the socket of plug, the fin has been inlayed in the mounting groove, just the fin deviates from the fixed radiator fan that is provided with of one end of plug, radiator fan for blow the air to the fin.
Through adopting above-mentioned technical scheme, when fuse circular telegram heat production heat, absorptive heat is transmitted to the fin on the plug, and radiator fan guide air current flows to the fin, and the air that flows takes away absorptive heat on the fin, realizes the cooling to the plug, avoids the plug high temperature to melt promptly.
The invention is further provided with: the mounting groove extends to the penetrating plug along the width direction of the plug, the radiating fins are embedded in the mounting groove in a sliding mode, sliding grooves are formed in the inner walls of the mounting groove, limiting pieces clamped in the sliding grooves extend from two opposite sides of the radiating fins, and locking assemblies for locking the radiating fins are arranged on the plug.
Through adopting above-mentioned technical scheme, when installing the fin, align spacing piece and spout, then promote the fin and inlay and locate in the mounting groove, spacing piece slip joint is in the spout simultaneously, and then realizes the fixed mounting of fin in the mounting groove.
The invention is further provided with: the utility model discloses a radiator, including fin length direction, the fin length direction's opposite both ends have been seted up the draw-in groove, set up on the relative inner wall of mounting groove with the draw-in groove relative, locking assembly is including installing elastic component and the panel in the draw-in groove, the elastic component has the trend that promotes the fin to remove in the draw-in groove, the one end of fin orientation elastic component is connected with the pull tab, the pull tab runs through along the fin slip direction and runs through the plug.
Through adopting above-mentioned technical scheme, after the fin is pegged graft in the mounting groove, the caulking groove aligns with the grafting groove, and supporting spring promotes the caulking piece joint in the grafting groove for the fin is fixed in the mounting groove, and deviates from the one end fixedly connected with pull tab of grafting groove at the caulking piece, and the pull tab extends to wearing out the plug along the slip direction of caulking piece, when the fin is demolishd to needs, pulls the pull tab in opposite directions, makes the caulking piece break away from the grafting groove, and then can take out the fin from the grafting groove, realizes convenient dismouting and the change of fin.
The invention is further provided with: the mounting groove is provided with a push plate and a thrust spring in a sliding manner, and the push plate is positioned between the radiating fin and the thrust spring.
Through adopting above-mentioned technical scheme, when pulling the inserted sheet and breaking away from the jack groove, thrust spring supports the push pedal and promotes the fin and slide outward the mounting groove, realizes the purpose of automatic dismantlement fin, avoids interfering between fan and the handle, need not redesign handle size.
The invention is further provided with: through grooves are formed in the plug in a penetrating mode, the through grooves are communicated with the mounting grooves, the thrust springs are embedded in the through grooves, and one ends, far away from the mounting grooves, of the through grooves are connected with fixing plugs in a threaded mode.
Through adopting above-mentioned technical scheme, thrust spring part inlays and locates in logical groove, avoids thrust spring to fly out from the mounting groove when being pressed, promotes thrust spring's stability of installation.
The invention is further provided with: the inner wall of the mounting groove is provided with a sliding groove along the sliding direction of the radiating fin, the sliding groove is communicated with the embedding groove, the pushing plate is provided with a baffle strip embedded in the sliding groove, and when the radiating fin is separated from the mounting groove, the baffle piece butt-joint embedding piece is positioned in the embedding groove.
Through adopting above-mentioned technical scheme, when pulling the fin and breaking away from the jack-in groove, thrust spring supports the push pedal and promotes the fin and slide outward the mounting groove, realize the purpose of demolishing the fin voluntarily, avoid interfering between fan and the handle, need not redesign handle size and size, and the blend stop moves to the caulking groove department along the spout simultaneously, the blend stop blocks the fin in the caulking groove, when installing fin and radiator fan once more, firstly with socket and plug installation fixed, avoid interfering between radiator fan and the handle, then directly peg graft the fin in the mounting groove, the fin promotes the push pedal, and drive the blend stop simultaneously and slide, then support spring promotes the fin joint in the jack-in groove, realize convenient installation fin and radiator fan.
The invention is further provided with: swing rods are hinged on the plug and positioned on two sides perpendicular to the sliding direction of the radiating fins, a connecting rod is arranged between one ends of the swing rods, which are close to the thrust springs, one end of the pull tab, which is far away from the embedded piece, is connected with one end of the swing rod, which is far away from the thrust spring.
Through adopting above-mentioned technical scheme, when rotating the handle separation socket and plug, the pendulum rod drives the pulling-on piece, and the pulling-on piece drives the cog-off piece and breaks away from the jack-in groove, realizes the fixed unblock of fin in step, the dismouting of the fin of being convenient for.
The invention is further provided with: the clamping groove is formed in one side, facing the plug, of the swing rod, the pull tab is inserted into the clamping groove, the swing rod is connected with a fixing bolt penetrating into the clamping groove in a threaded mode, and one end of the fixing bolt is extruded onto the pull tab.
Through adopting above-mentioned technical scheme, inlay the pulling-on piece one end and locate in the draw-in groove, then extrude the pulling-on piece through rotating fixing bolt, realize quick assembly disassembly and stable the connection between pulling-on piece and the pendulum rod.
In summary, the beneficial technical effects of the invention are as follows:
1. The cooling fan guides air flow to the cooling fin, and the flowing air takes away heat absorbed by the cooling fin, so that the cooling of the plug is realized, namely, the high-temperature melting of the plug is avoided;
2. the quick assembly disassembly structure of fin and radiator fan in the mounting groove is convenient for change new fin and radiator fan and guarantees the heat dispersion stability.
Drawings
FIG. 1 is a schematic diagram of an assembly of a manual service switch box;
FIG. 2 is an exploded schematic view of a mounting structure for a heat sink;
FIG. 3 is a partial cross-sectional view of a mounting structure for a heat sink and slug;
figure 4 is a partial cross-sectional view of a plate mounting structure for use in embodying the push plate mounting structure.
In the figure, 1, a plug; 11. a mounting groove; 12. a chute; 13. a caulking groove; 14. a through groove; 2. a socket; 3. a handle; 31. swing rod; 311. a clamping groove; 312. a fixing bolt; 32. a connecting rod; 4. a heat sink; 41. a plug-in groove; 42. a limiting piece; 5. a heat radiation fan; 6. an insert; 61. a support spring; 62. a pull tab; 7. a push plate; 71. a barrier strip; 72. a thrust spring; 73. and fixing the plug.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, a manual maintenance switch box comprises a plug 1 and a socket 2, wherein the fixing mode between the plug 1 and the socket 2 is shown in the structure disclosed in patent number CN208637341U, and a fuse is installed in the plug 1, wherein an installation groove 11 is formed in one end of the plug 1, which is away from the socket 2, a radiating fin 4 is embedded and fixed in the installation groove 11, and a radiating fan 5 is fixed on the radiating fin 4, when the fuse is electrified to generate heat, the heat absorbed on the plug 1 is transferred to the radiating fin 4, the radiating fan 5 guides airflow to flow to the radiating fin 4, and the flowing air takes away the heat absorbed on the radiating fin 4, so that the plug 1 is cooled, namely, the plug 1 is prevented from being melted at a high temperature.
As shown in fig. 2 and 3, one side of the mounting groove 11 extends to the through plug 1 along the width direction of the plug 1, a sliding groove 12 is formed in the opposite inner wall of the mounting groove 11, limiting pieces 42 extend at the opposite ends of the length direction of the cooling fin 4, the limiting pieces 42 are slidably inserted into the sliding groove 12, when the cooling fin 4 is mounted, the limiting pieces 42 are aligned with the sliding groove 12, then the cooling fin 4 is pushed to be embedded into the mounting groove 11, and meanwhile the limiting pieces 42 are slidably clamped into the sliding groove 12, so that the cooling fin 4 is fixedly mounted in the mounting groove 11.
As shown in fig. 2 and 3, the heat sink 4 is provided with inserting grooves 41 at two ends facing the sliding groove 12, the inner walls opposite to the inserting grooves 41 are provided with inserting grooves 13 aligned with the inserting grooves 41 in a matching manner, the supporting springs 61 and the inserting pieces 6 are installed in the inserting grooves 13, the supporting springs 61 and the inserting pieces 6 form a locking component for limiting the sliding of the heat sink 4, when the heat sink 4 is inserted into the mounting groove 11, the inserting grooves 13 are aligned with the inserting grooves 41, the supporting springs 61 push the inserting pieces 6 to be clamped in the inserting grooves 41, the heat sink 4 is fixed in the mounting groove 11, and a pull piece 62 is fixedly connected to one end, away from the inserting grooves 41, of the inserting pieces 6, and extends to penetrate out of the plug 1 along the sliding direction of the inserting pieces 6.
The U-shaped handle 3 is hinged to the plug 1, the handle 3 comprises a pair of swing rods 31 and a connecting rod 32 connected between the swing rods 31, the swing rods 31 are hinged to the pull tabs 62 to penetrate out of the same end face of the plug 1, clamping grooves 311 are formed in one ends of the swing rods 31, which are close to the pull tabs 62, of the swing rods 31, the pull tabs 62 are inserted into the clamping grooves 311, fixing bolts 312 are connected to the swing rods 31 in a threaded mode, one ends of the fixing bolts 312 penetrate into the clamping grooves 311 and press the pull tabs 62 to be fixed in the clamping grooves 311, one ends of the swing rods 31, which are far away from the pull tabs 62, are fixed by the connecting rod 32, when the handle 3 is rotated to separate the socket 2 from the plug 1, the pull tabs 62 are driven by the swing rods 31, the insert 6 are driven by the pull tabs 6 to be separated from the inserting grooves 41, fixed unlocking of the radiating fins 4 is achieved synchronously, and the radiating fins 4 are convenient to assemble and disassemble.
As shown in fig. 2 and 4, a baffle strip 71 is slidably embedded in the chute 12, a push plate 7 is fixedly connected between the baffle strips 71, one side of the push plate 7 is abutted against the radiating fins 4, the other side of the push plate 7 is provided with a thrust spring 72, a through groove 14 is formed in the socket 2 and positioned on the inner wall of the push plate 7 opposite to the mounting groove 11, the through groove 14 extends to the penetrating plug 1 along the sliding direction of the radiating fins 4, the thrust spring 72 is embedded in the through groove 14, and one end of the through groove 14 away from the mounting groove 11 is in threaded connection with a fixing plug 73;
When pulling the fin 6 to break away from the inserting groove 41, the thrust spring 72 supports the push plate 7 to push the cooling fin 4 to slide outwards of the mounting groove 11, the purpose of automatically dismantling the cooling fin 4 is achieved, interference between the fan and the handle 3 is avoided, the size of the handle 3 does not need to be redesigned, meanwhile, the blocking strip 71 moves to the position of the inserting groove 13 along the sliding groove 12, the blocking strip 71 blocks the fin 6 in the inserting groove 13, when the cooling fin 4 and the cooling fan 5 are mounted again, the socket 2 and the plug 1 are mounted and fixed at first, interference between the cooling fan 5 and the handle 3 is avoided, then the cooling fin 4 is directly inserted into the mounting groove 11, the cooling fin 4 pushes the push plate 7, meanwhile, the blocking strip 71 is driven to slide, and the supporting spring 61 pushes the fin 6 to be clamped in the inserting groove 41, and the cooling fin 4 and the cooling fan 5 are mounted conveniently.
The implementation principle of the embodiment is as follows:
When the fuse is electrified to generate heat, the heat absorbed by the plug 1 is transferred to the radiating fins 4, the radiating fan 5 guides the airflow to flow to the radiating fins 4, and the flowing air takes away the heat absorbed by the radiating fins 4, so that the plug 1 is cooled, namely, the plug 1 is prevented from being melted at a high temperature.
The embodiments of the present invention are all preferred embodiments of the present invention, and are not intended to limit the scope of the present invention in this way, therefore: all equivalent changes in structure, shape and principle of the invention should be covered in the scope of protection of the invention.
Claims (6)
1. The utility model provides a manual maintenance switch box, includes socket (2) and plug (1), its characterized in that: the utility model discloses a plug, including plug (1) and jack (2), mounting groove (11) have been seted up to the one end that deviates from jack (2) of plug (1), inlay in mounting groove (11) fin (4), just fin (4) deviate from one end of plug (1) fixedly and are provided with radiator fan (5), radiator fan (5) are used for blowing air to fin (4), mounting groove (11) extend to through plug (1) along the width direction of plug (1), fin (4) slide inlay in mounting groove (11), spout (12) have been seted up on the relative inner wall of mounting groove (11), fin (4) opposite both sides extension have spacing piece (42) of joint in spout (12), just be provided with on plug (1) locking subassembly of locking fin (4), plug groove (41) have been seted up at the opposite both ends of fin (4) length direction, plug groove (13) have been seted up on the relative inner wall with plug groove (41), locking subassembly includes in plug groove (13) and plug groove (4) are equipped with elastic insert (6) in the elastic insert (6) trend towards moving in plug (41), the pull tab (62) extends through the plug (1) in the sliding direction of the insert (6).
2. A manual repair switch box according to claim 1, characterized in that: the mounting groove (11) is provided with a push plate (7) and a thrust spring (72) in a sliding mode, and the push plate (7) is located between the radiating fin (4) and the thrust spring (72).
3. A manual repair switch box according to claim 2, characterized in that: through grooves (14) are formed in the plug (1) in a penetrating mode, the through grooves (14) are communicated with the mounting grooves (11), the thrust springs (72) are embedded in the through grooves (14), and one ends, far away from the mounting grooves (11), of the through grooves (14) are connected with fixing plugs (73) in a threaded mode.
4. A manual repair switch box according to claim 2, characterized in that: the cooling fin is characterized in that the sliding grooves (12) are communicated with the embedding grooves (13), baffle strips (71) embedded in the sliding grooves (12) are arranged opposite to the pushing plates (7), and when the cooling fin (4) is separated from the mounting grooves (11), the baffle strips (71) are abutted against the embedding pieces (6) and are located in the embedding grooves (13).
5. A manual repair switch box according to claim 3, characterized in that: swing rods (31) are hinged to the plug (1) and located on two sides perpendicular to the sliding direction of the radiating fins (4), connecting rods (32) are arranged between one ends, close to the thrust springs (72), of the swing rods (31), and one ends, far away from the embedded pieces (6), of the pull tabs (62) are connected to one ends, far away from the thrust springs (72), of the swing rods (31).
6. A manual repair switch box according to claim 5, characterized in that: clamping grooves (311) are formed in one side, facing the plug (1), of the swing rod (31), the pull tabs (62) are inserted into the clamping grooves (311), fixing bolts (312) penetrating into the clamping grooves (311) are connected to the swing rod (31) in a threaded mode, and one ends of the fixing bolts (312) are extruded onto the pull tabs (62).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910911691.3A CN110517910B (en) | 2019-09-25 | 2019-09-25 | Manual maintenance switch box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910911691.3A CN110517910B (en) | 2019-09-25 | 2019-09-25 | Manual maintenance switch box |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110517910A CN110517910A (en) | 2019-11-29 |
| CN110517910B true CN110517910B (en) | 2024-05-14 |
Family
ID=68632311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910911691.3A Active CN110517910B (en) | 2019-09-25 | 2019-09-25 | Manual maintenance switch box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110517910B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205863563U (en) * | 2016-07-31 | 2017-01-04 | 江苏保旺达软件技术有限公司 | A kind of red-black power filter isolation socket |
| CN108400484A (en) * | 2018-03-19 | 2018-08-14 | 安徽惠特环境科技有限公司 | A kind of use for laboratory Dustproof socket |
| CN208385681U (en) * | 2018-06-14 | 2019-01-15 | 吉首大学张家界学院 | A kind of computer communication interface of high-temperature control system |
| CN208904342U (en) * | 2018-11-08 | 2019-05-24 | 惠州领越光电技术有限公司 | A kind of service switch |
| CN210245349U (en) * | 2019-09-25 | 2020-04-03 | 深圳市越洋达科技有限公司 | Manual maintenance switch box |
-
2019
- 2019-09-25 CN CN201910911691.3A patent/CN110517910B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205863563U (en) * | 2016-07-31 | 2017-01-04 | 江苏保旺达软件技术有限公司 | A kind of red-black power filter isolation socket |
| CN108400484A (en) * | 2018-03-19 | 2018-08-14 | 安徽惠特环境科技有限公司 | A kind of use for laboratory Dustproof socket |
| CN208385681U (en) * | 2018-06-14 | 2019-01-15 | 吉首大学张家界学院 | A kind of computer communication interface of high-temperature control system |
| CN208904342U (en) * | 2018-11-08 | 2019-05-24 | 惠州领越光电技术有限公司 | A kind of service switch |
| CN210245349U (en) * | 2019-09-25 | 2020-04-03 | 深圳市越洋达科技有限公司 | Manual maintenance switch box |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110517910A (en) | 2019-11-29 |
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| CB03 | Change of inventor or designer information | ||
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Inventor after: Liu Youwen Inventor after: Liu Aodong Inventor before: Liu Aodong |
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