CN219457252U - Air-cooled module resistor - Google Patents
Air-cooled module resistor Download PDFInfo
- Publication number
- CN219457252U CN219457252U CN202320569898.9U CN202320569898U CN219457252U CN 219457252 U CN219457252 U CN 219457252U CN 202320569898 U CN202320569898 U CN 202320569898U CN 219457252 U CN219457252 U CN 219457252U
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- resistor
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- main body
- air inlet
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Abstract
The utility model discloses an air-cooled module resistor, which relates to the technical field of resistors and comprises a resistor main body, a box door and a resistor bank, wherein an air outlet baffle is fixedly arranged on the outer wall of the top of the resistor main body, and air inlet filter screens are arranged on the outer walls of the bottoms of two sides of the resistor main body. According to the utility model, the air inlet motor drives the air inlet fan to rotate, so that external air enters the inner cavity at the bottom of the resistor main body through the air inlet filter screen, the inner cavity of the resistor main body is blown into through the air inlet plate to cool the resistor bank, meanwhile, hot air emitted from the inside drives the air outlet fan blade to rotate through the air outlet motor, and the air outlet net is blown out, so that the inner cavity of the resistor main body forms air circulation, the problem that the existing module resistor is poor in heat dissipation effect, flying insects easily enter the resistor through the heat dissipation holes to damage the resistor inner resistor bank is solved, and the effects of rapidly dissipating heat and cooling, preventing dust and mosquitoes from entering and improving the cleanliness of the working environment of the resistor bank are achieved.
Description
Technical Field
The utility model relates to the technical field of resistors, in particular to an air-cooled module resistor.
Background
The resistor box is a rheostat capable of adjusting the resistance value, a large number of resistors are placed in the resistor box to adjust the resistance value, the resistor box is widely applied to an energy consumption control system taking a variable frequency motor as power, an industrial motor starting, speed adjusting and braking control system and neutral point grounding resistors in analog loads and distribution systems of various industrial electric appliances, the resistor box generally comprises a box body and a resistor assembly arranged in the box body, the box body is used for protecting the resistor from the outside in the use process, the resistor assembly is divided into a plurality of independent modules, a bracket is arranged in the box body at first, and then the resistor rows are arranged on the bracket one by one. The following problems exist in the prior art:
after the module resistor works for a long time, a large amount of heat can be dissipated inside, the existing module resistor only dissipates heat in a mode of arranging a heat dissipation hole, so that the heat dissipation effect is poor, winged insects easily enter the resistor through the heat dissipation hole, the problem that the resistor internal resistance row is damaged is solved, meanwhile, the existing module resistor internal resistance row is installed on an inner wall support by utilizing screws, the installation and detachment steps are very complicated, the detachment speed is low when maintenance is needed, and the maintenance efficiency is affected.
Disclosure of Invention
The present utility model provides an air-cooled module resistor to solve the above-mentioned problems in the prior art.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model provides an air-cooled type module resistor, includes resistor main part, chamber door, resistance row, the top outer wall fixed mounting of resistor main part has the air-out baffle, the both sides bottom outer wall of resistor main part is provided with the air inlet filter screen, the bottom inner chamber both sides fixed mounting of resistor main part has the air inlet motor, fixed mounting has the air inlet flabellum on the output shaft of air inlet motor, be provided with the air inlet board between the inner wall of resistor main part, the air inlet board is located the top of air inlet flabellum, the top inner wall fixed mounting of resistor main part has the air-out motor, fixed mounting has the air-out flabellum on the output shaft of air-out motor, the top outer wall fixed seting of resistor main part has the air-out net, the air-out net is located the inboard of air-out baffle, the both sides inner wall fixed mounting of resistor main part has the resistance row fixed plate, the both ends of resistance row are fixed with that resistance row bottom plate, the outer wall and the inboard recess sliding connection of resistance row fixed plate.
The technical scheme of the utility model is further improved as follows: the utility model discloses a resistor, including the front side outer wall of air inlet filter screen, the both ends fixed mounting of air inlet filter screen has the filter screen base, the top outer wall of filter screen base and the both sides outer wall recess joint of resistor main part, the front side outer wall movable mounting of filter screen base has the pull rod.
The technical scheme of the utility model is further improved as follows: the inner wall fixed mounting of filter screen base has compression spring, compression spring's top fixed mounting has the briquetting, the top outer wall of briquetting and the both sides outer wall recess overlap joint of resistor main part.
The technical scheme of the utility model is further improved as follows: the inner wall of the filter screen base is fixedly provided with a damper, the damper is positioned on the inner side of the compression spring, and the top outer wall of the damper is fixedly connected with the bottom outer wall of the pressing block.
The technical scheme of the utility model is further improved as follows: the top outer wall of the resistor bank fixing plate is provided with a knob, the bottom of the knob is fixedly provided with a positive and negative threaded rod, the upper side and the lower side of the positive and negative threaded rod are movably provided with a movable plate, and the top outer wall of the movable plate is fixedly provided with a clamping plate.
The technical scheme of the utility model is further improved as follows: the inner walls of the resistor bank fixing plates are fixedly connected with sliding rods, the outer walls of the sliding rods are in sliding connection with the left inner wall of the moving plate, fixing buckles are fixedly arranged on the outer walls of the lower sides of the buckling plates, and the outer walls of the fixing buckles are in clamping connection with grooves on the upper side and the lower side of the front end of the resistor bank bottom plate.
By adopting the technical scheme, compared with the prior art, the utility model has the following technical progress:
1. the utility model provides an air-cooled module resistor, which adopts the matching of an air inlet motor, air inlet fan blades, an air inlet plate, an air inlet filter screen, an air outlet motor, air outlet fan blades and an air outlet net, and drives the air inlet fan to rotate through the air inlet motor, so that external air enters the inner cavity of the bottom of a resistor main body through the air inlet filter screen, the air inlet plate blows into the inner cavity of the resistor main body to cool a resistor row, meanwhile, hot air emitted from the inside drives the air outlet fan blades to rotate through the air outlet motor, and the air outlet net blows out, so that the inner cavity of the resistor main body forms air circulation.
2. The utility model provides an air-cooled module resistor, which adopts the matching of a resistor row fixing plate, a knob, a positive and negative threaded rod, a moving plate, a clamping plate, a fixing buckle and a resistor row bottom plate, the resistor row bottom plates at two sides of the resistor row are slid in through grooves at the inner side of the resistor row fixing plate, then the positive and negative threaded rod is rotated by the rotating knob to drive the two moving plates to move inwards, the fixing buckle on the clamping plate is clamped in grooves at the upper side and the lower side of the resistor row bottom plate, the resistor row is fixed, and the fixing buckle is separated from the grooves by reversing the knob when the resistor row is taken down, so that the problem that the mounting and dismounting steps are very complicated, the dismounting speed is slow when the maintenance is required, and the maintenance efficiency is influenced is solved.
Drawings
FIG. 1 is a schematic overall view of the structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of a resistor body of the structure of the present utility model;
FIG. 3 is a schematic cross-sectional view of a filter base of the structure of the present utility model;
fig. 4 is a schematic cross-sectional view of a resistor bank fixing plate of the structure of the present utility model.
In the figure: 1. a resistor body; 11. an air inlet motor; 111. air inlet fan blades; 12. an air inlet plate; 13. an air outlet motor; 131. air outlet fan blades; 2. an air outlet baffle; 21. an air outlet net; 3. a door; 4. a resistor bank; 41. a resistor bank fixing plate; 411. a knob; 412. a positive and negative threaded rod; 413. a slide bar; 414. a moving plate; 415. a buckle plate; 416. a fixing buckle; 42. a resistor bank bottom plate; 5. an air inlet filter screen; 51. a filter screen base; 511. a pull rod; 512. a compression spring; 513. a damper; 514. and (5) briquetting.
Detailed Description
The utility model is further illustrated by the following examples:
example 1
As shown in fig. 1-4, the utility model provides an air-cooled module resistor, which comprises a resistor main body 1, a box door 3 and a resistor bank 4, wherein an air outlet baffle plate 2 is fixedly arranged on the top outer wall of the resistor main body 1, air inlet filter screens 5 are arranged on the outer walls of the bottoms of the two sides of the resistor main body 1, an air inlet motor 11 is fixedly arranged on the two sides of the bottom inner cavity of the resistor main body 1, an air inlet fan blade 111 is fixedly arranged on the output shaft of the air inlet motor 11, an air inlet plate 12 is arranged between the inner walls of the resistor main body 1, an air outlet motor 13 is fixedly arranged on the top inner wall of the resistor main body 1, an air outlet fan blade 131 is fixedly arranged on the output shaft of the air outlet motor 13, an air outlet net 21 is fixedly arranged on the top outer wall of the resistor main body 1, an air outlet net 21 is positioned on the inner side of the air outlet baffle plate 2, a resistor bank fixing plate 41 is fixedly arranged on the inner walls of the two sides of the resistor main body 1, a resistor bank bottom plate 42 is fixedly arranged on the two ends of the resistor bank 4, and the outer wall of the resistor bank bottom plate 42 is in sliding connection with the inner side groove of the resistor bank fixing plate 41.
In this embodiment, the air inlet motor 11 drives the air inlet fan blade 111 to rotate, make the outside air get into resistor main part 1 bottom inner chamber through air inlet filter screen 5, blow in resistor main part 1 inner chamber through air inlet plate 12, cool down resistor row 4, the inside steam that gives off drives the air-out fan blade 131 rotation through air-out motor 13 simultaneously, blow out outside air-out net 21, make resistor main part 1 inner chamber form the circulation of air, reach the effect of quick cooling, the resistor main part 1 inner wall of air inlet fan blade 111 front end adopts the circular arc design, can make the air inlet blow up, the aperture has been seted up on the air inlet plate 12, make the wind that gets into more concentrated, air-out net 21 adopts the net face design, prevent that the mosquito from getting into, air-out baffle 2 can shelter from whole air-out net 21, prevent the ash.
Example 2
As shown in fig. 1-4, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the filter screen base 51 is fixedly installed at two ends of the air inlet filter screen 5, the top outer wall of the filter screen base 51 is clamped with grooves on two side outer walls of the resistor main body 1, the pull rod 511 is movably installed on the front side outer wall of the filter screen base 51, the compression spring 512 is fixedly installed on the inner wall of the filter screen base 51, the pressing block 514 is fixedly installed on the top end of the compression spring 512, the top outer wall of the pressing block 514 is lapped with grooves on two side outer walls of the resistor main body 1, the damper 513 is fixedly installed on the inner wall of the filter screen base 51, the damper 513 is located on the inner side of the compression spring 512, and the top outer wall of the damper 513 is fixedly connected with the bottom outer wall of the pressing block 514.
In this embodiment, when dust is accumulated excessively on the air inlet filter screen 5, the pull rod 511 is rotated to ninety degrees and pulled outwards, so that the air inlet filter screen 5 is separated, and can be cleaned.
Example 3
As shown in fig. 1-4, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the top outer wall of the resistor bank fixing plate 41 is provided with a knob 411, a positive and negative threaded rod 412 is fixedly arranged at the bottom of the knob 411, a movable plate 414 is movably arranged on the upper side and the lower side of the threaded rod 412, a clamping plate 415 is fixedly arranged on the top outer wall of the movable plate 414, a sliding rod 413 is fixedly connected between the inner walls of the resistor bank fixing plate 41, the outer wall of the sliding rod 413 is slidably connected with the left side inner wall of the movable plate 414, a fixing buckle 416 is fixedly arranged on the lower side outer wall of the clamping plate 415, and the outer wall of the fixing buckle 416 is fixedly connected with the upper side and the lower side of the front end of the resistor bank bottom plate 42 in a clamping mode.
In this embodiment, when the resistor bank 4 is installed, the resistor bank bottom plates 42 on two sides of the resistor bank 4 slide into the grooves on the inner sides of the resistor bank fixing plates 41, then the rotary knob 411 rotates the forward and reverse threaded rods 412 to drive the two moving plates 414 to move inwards through the slide bars 413, so that the fixing buckles 416 on the buckle plates 415 are clamped into the grooves on the upper side and the lower side of the resistor bank bottom plates 42, the resistor bank 4 is fixed, and when the resistor bank 4 is dismounted, the fixing buckles 416 are separated from the grooves through the reverse rotary knob 411, so that the slide bars 413 can enable the moving plates 414 to move more stably, the front ends of the fixing buckles 416 are designed in an arc shape, and the clamping grooves are smoother.
The working principle of the air-cooled module resistor is specifically described below.
As shown in fig. 1-4, the air intake motor 11 drives the air intake fan blade 111 to rotate, so that external air enters the inner cavity at the bottom of the resistor main body 1 through the air intake filter screen 5, the air intake plate 12 blows into the inner cavity of the resistor main body 1 to cool the resistor bank 4, meanwhile, hot air emitted from the inside drives the air outlet fan blade 131 to rotate through the air outlet motor 13, the air outlet net 21 is blown out, the inner cavity of the resistor main body 1 forms air circulation, the effect of rapid cooling is achieved, when excessive dust accumulation on the air intake filter screen 5 occurs, the air intake filter screen 5 is enabled to fall off by rotating the pull rod 511 to ninety degrees and pulling outwards, cleaning can be carried out, the filter screen base 51 is clamped into the bottom grooves at the two sides of the resistor main body 1 during installation, the compression spring 512 is enabled to squeeze the pressing block 514 to extrude outwards, the air intake filter screen 5 is fixed, when the resistor bank 4 is installed, the resistor bank bottom plates 42 at the two sides of the resistor bank 4 slide in through the grooves at the inner sides of the resistor bank fixing plate 41, the front and the reverse threaded rod 412 is enabled to rotate, the two side moving plates 414 are driven to move inwards, when the fixing buckle 416 on the buckle 416 is enabled to be clamped into the grooves at the two sides of the resistor bank bottom plates 416, and the lower side of the resistor bank 416 is enabled to be fixed through the buckle, namely, the buckle 416 can be detached and fixed when the buckle is enabled to fall down.
The foregoing utility model has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.
Claims (6)
1. The utility model provides an air-cooled module resistor, includes resistor main part (1), chamber door (3), resistance row (4), its characterized in that: the novel air conditioner is characterized in that an air outlet baffle (2) is fixedly arranged on the outer wall of the top of the resistor main body (1), an air inlet filter screen (5) is arranged on the outer wall of the bottom of the two sides of the resistor main body (1), an air inlet motor (11) is fixedly arranged on the two sides of the inner cavity of the bottom of the resistor main body (1), an air inlet fan blade (111) is fixedly arranged on the output shaft of the air inlet motor (11), an air inlet plate (12) is arranged between the inner walls of the resistor main body (1), an air outlet motor (13) is fixedly arranged on the inner wall of the top of the resistor main body (1), an air outlet fan blade (131) is fixedly arranged on the output shaft of the air outlet motor (13), an air outlet net (21) is arranged on the inner side of the air outlet baffle (2), a resistor row fixing plate (41) is fixedly arranged on the inner walls of the two sides of the resistor main body (1), a resistor row bottom plate (42) is fixedly arranged on the two ends of the resistor row (4), and a resistor row bottom plate (42) is fixedly connected with an inner side of the resistor row fixing plate (41).
2. An air-cooled modular resistor as claimed in claim 1, wherein: the two ends of the air inlet filter screen (5) are fixedly provided with filter screen bases (51), the top outer wall of the filter screen bases (51) is clamped with grooves on the outer walls of the two sides of the resistor main body (1), and pull rods (511) are movably arranged on the outer walls of the front sides of the filter screen bases (51).
3. An air-cooled modular resistor as claimed in claim 2, wherein: the inner wall fixed mounting of filter screen base (51) has compression spring (512), compression spring (512) top fixed mounting has briquetting (514), the top outer wall of briquetting (514) and the both sides outer wall recess overlap joint of resistor main part (1).
4. An air-cooled modular resistor as claimed in claim 3, wherein: the inner wall fixed mounting of filter screen base (51) has attenuator (513), attenuator (513) are located the inboard of compression spring (512), the top outer wall of attenuator (513) and the bottom outer wall fixed connection of briquetting (514).
5. An air-cooled modular resistor as claimed in claim 1, wherein: the top outer wall of resistance row fixed plate (41) is provided with knob (411), the bottom fixed mounting of knob (411) has positive and negative threaded rod (412), the upper and lower both sides screw thread outer wall movable mounting of positive and negative threaded rod (412) has movable plate (414), the top outer wall fixed mounting of movable plate (414) has buckle plate (415).
6. An air-cooled modular resistor as set forth in claim 5 wherein: the resistor row fixing plate is characterized in that a sliding rod (413) is fixedly connected between the inner walls of the resistor row fixing plate (41), the outer wall of the sliding rod (413) is in sliding connection with the left inner wall of the moving plate (414), a fixing buckle (416) is fixedly arranged on the outer wall of the lower side of the buckle plate (415), and the outer wall of the fixing buckle (416) is in clamping connection with grooves on the upper side and the lower side of the front end of the resistor row bottom plate (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320569898.9U CN219457252U (en) | 2023-03-20 | 2023-03-20 | Air-cooled module resistor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320569898.9U CN219457252U (en) | 2023-03-20 | 2023-03-20 | Air-cooled module resistor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219457252U true CN219457252U (en) | 2023-08-01 |
Family
ID=87412647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320569898.9U Active CN219457252U (en) | 2023-03-20 | 2023-03-20 | Air-cooled module resistor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219457252U (en) |
-
2023
- 2023-03-20 CN CN202320569898.9U patent/CN219457252U/en active Active
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