CN114624486B - Ammeter case with heat dissipation function - Google Patents
Ammeter case with heat dissipation function Download PDFInfo
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- CN114624486B CN114624486B CN202210260099.3A CN202210260099A CN114624486B CN 114624486 B CN114624486 B CN 114624486B CN 202210260099 A CN202210260099 A CN 202210260099A CN 114624486 B CN114624486 B CN 114624486B
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- fixedly connected
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
- G01R11/02—Constructional details
- G01R11/04—Housings; Supporting racks; Arrangements of terminals
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20181—Filters; Louvers
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- General Physics & Mathematics (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention relates to the technical field of electric meter box equipment, and discloses an electric meter box with a heat dissipation function. This ammeter case with heat dissipation function, when the inside temperature of ammeter case changes, deformation can take place for circular temperature measurement bag, and then can promote the removal pole and extrude the removal to the piston board under the deformation effect, when the piston rod reciprocates in circular lid is inside, can extrude inside gas, thereby make inside gas pass through the gas pipe and then act on the semicircle filter screen, utilize the effect of blowing of air current, reach the mesh of semicircle filter screen clearance, prevent to have too many dusts on the semicircle filter screen, and influence the device's heat dissipation.
Description
Technical Field
The invention relates to the technical field of electric meter box equipment, in particular to an electric meter box with a heat dissipation function.
Background
The main effect of ammeter case is protection electric energy meter, because the electric energy meter can produce the heat, consequently, is equipped with the air vent on the ammeter case, is used for the heat dissipation, and most ammeter cases are all installed outside corridor or building at present, and there are many influences in the environment to the normal operating of electric energy meter.
The sand blown by the wind is big winter and summer, and the dust gets into the ammeter case through the air vent easily, and the dust depends on can cause the short circuit on electronic component, probably leads to serious condition such as ammeter case spontaneous combustion to take place, and high temperature and high humidity in summer and autumn, temperature are high in the ammeter case, humidity are big and have the mosquitos and flies to get into, and these problems all can bring hidden danger to the normal operating of electric energy meter.
Disclosure of Invention
The invention aims to provide an electric meter box with a heat dissipation function, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an ammeter case with heat dissipation function, includes the ammeter case, the left and right sides wall fixedly connected with installation piece of ammeter case rear side, the front outer wall of ammeter case is provided with the chamber door, the left side wall of chamber door passes through the articulated elements and is connected with the outer wall rotation of ammeter case, the one end fixedly connected with buckle of articulated elements is kept away from to the chamber door, the chamber door passes through buckle and ammeter case swing joint, the louvre has been seted up to the left and right sides wall outer wall of ammeter case, the left and right sides wall fixedly connected with semicircle filter screen of ammeter case, wherein, the circular lid of upper and lower both sides outer wall fixedly connected with of ammeter case, both ends communicate respectively and are provided with the gas pipe about the circular lid, the one end that the circular lid was kept away from to the gas pipe sets up with the outer wall intercommunication of semicircle filter screen, other circular temperature measurement bag is equallyd divide at both ends about the inside of ammeter case.
Preferably, the top outer wall fixedly connected with carriage release lever of circular temperature measurement bag, the one end that circular temperature measurement bag was kept away from to the carriage release lever slides and runs through the outer wall of ammeter case and extends to the inside of circular lid, the extension fixedly connected with piston plate of carriage release lever, the piston plate slides and sets up the inside at circular lid, spring fixed connection is passed through with the top inner wall of circular lid in the top of piston plate.
Preferably, the inside left and right sides of semicircle filter screen is equallyd divide and is do not provided with the auxiliary rod, the upper and lower both ends of auxiliary rod respectively with the upper and lower both sides inner wall fixed connection of semicircle filter screen, wherein, the upper and lower both sides outer wall sliding sleeve of auxiliary rod is equipped with removes the circle, two unsettled aerostatic ball that is provided with between the removal circle, aerostatic ball's both sides wall fixedly connected with limit spring, the outer wall fixed connection of aerostatic ball's one end and removal circle is kept away from to limit spring.
Preferably, a pressure spring is arranged between the two air pressure balls, and two ends of the pressure spring are fixedly connected with the outer walls of the two air pressure balls respectively.
Preferably, the outer wall fixedly connected with semicircle clearance pole of removal circle, the outer wall of semicircle clearance pole and the inner wall contact setting of semicircle filter screen.
Preferably, the outer walls of the left side and the right side of the circular temperature measurement bag are respectively and fixedly connected with an arc-shaped moving rod, one end of the arc-shaped moving rod, which is far away from the circular temperature measurement bag, is fixedly connected with a movable baffle, and the movable baffle is arranged in a suspended mode.
Preferably, one side outer wall fixedly connected with a plurality of movable rod, a plurality of that the arc-shaped movable rod was kept away from to the movable baffle the one end that the movable baffle was kept away from is a plurality of separation blade of fixedly connected with respectively, wherein, a plurality of the separation blade slides respectively and sets up the inside at a plurality of louvre.
Preferably, the outer walls of the left side and the right side of the movable baffle are respectively fixedly connected with a semicircular elastic plate, one end, far away from the movable baffle, of the semicircular elastic plate is fixedly connected with the side wall of the electric meter box, and an auxiliary connecting rod is fixedly connected to the middle shaft of the outer surface of the semicircular elastic plate.
Preferably, the auxiliary connecting rod is far away from one end fixedly connected with static friction rod of semicircle elastic plate, the outer wall of static friction rod and the lateral wall contact setting of ammeter case.
Compared with the prior art, the invention has the beneficial effects that:
(1) This ammeter case with heat dissipation function, when the inside temperature of ammeter case changes, deformation can take place for circular temperature measurement bag, and then can promote the removal pole and extrude the removal to the piston board under the deformation effect, when the piston rod reciprocates in circular lid is inside, can extrude inside gas, thereby make inside gas pass through the gas pipe and then act on the semicircle filter screen, utilize the blowing effect of air current, reach the mesh of semicircle filter screen clearance, prevent to have too many dusts on the semicircle filter screen, and influence the device's heat dissipation.
(2) This ammeter case with heat dissipation function, when the air current passes through the gas pipe, blow the effect of power down at the air current, it takes place to remove to drive the atmospheric pressure ball, the removal of atmospheric pressure ball and then can make and remove the circle and remove under spacing spring's effect, with this can make semicircle clearance pole remove along the inner wall of semicircle filter screen, the purpose of the clearance to the semicircle filter screen has been reached, strengthen the device to the clearance effect of semicircle filter screen, and simultaneously, when the atmospheric pressure ball removed the certain distance, the elastic force of pressure spring is greater than the blowing of air current and moves when power, the atmospheric pressure ball is under the effect of pressure spring, can reset fast, with this messenger's device can used repeatedly, the device's practicality has been improved.
(3) This ammeter case with heat dissipation function, when circular temperature measurement bag takes place to warp, can drive arc carriage release lateral shifting, and then oppression movable baffle removes, when movable baffle removes, can make the separation blade along louvre lateral shifting under the effect of movable rod, and then make the louvre expose, reach the heat dissipation to the device with this, set up on the other hand like this, when can making ammeter case normal use, the louvre is in the closed condition, with this inside that has prevented a large amount of dusts from entering into ammeter case, and then influence ammeter case's use.
(4) This ammeter case with heat dissipation function, when moving the baffle lateral shifting, can make semicircle elastic plate take place to warp under the effect of extrusion force, under the deformation effect, can make the friction bar under the effect of supplementary connecting rod, move along the inside lateral wall of ammeter case, under the friction removal effect, can make the friction bar surface have certain static, and then utilize the nature of static itself, can adsorb the dust that gets into, prevent that the dust from spreading by a large scale in the inside of ammeter case, and cause the injury to internal device.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a cross-sectional view of the overall construction of the present invention;
FIG. 3 is an enlarged view of A of FIG. 2 according to the present invention;
FIG. 4 is an enlarged view of B of FIG. 2 according to the present invention;
FIG. 5 is a schematic view of the overall structure of the round temperature measuring bag of the present invention;
FIG. 6 is a schematic view of the overall structure of the movable baffle of the present invention;
FIG. 7 is a schematic view of the overall structure of the semicircular filter screen according to the present invention;
fig. 8 is a schematic view of the overall structure of the air ball of the present invention.
In the figure: 1. an electric meter box; 11. mounting a block; 12. a box door; 13. buckling; 2. heat dissipation holes; 21. a semicircular filter screen; 3. a circular cover; 31. a gas pipe; 32. a circular temperature measuring bag; 33. a travel bar; 34. a piston plate; 4. an auxiliary lever; 41. moving the ring; 42. a pressure ball; 43. a limit spring; 5. a pressure spring; 51. a semicircular cleaning rod; 6. an arc-shaped moving rod; 61. moving the baffle; 7. a movable rod; 71. a baffle plate; 8. a semicircular elastic plate; 81. an auxiliary connecting rod; 9. and an electrostatic friction rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-8, the present invention provides a technical solution: an electric meter box with a heat dissipation function comprises an electric meter box 1, wherein the purpose of the arrangement is to protect the inside of the electric meter box 1, the left side wall and the right side wall of the rear side of the electric meter box 1 are fixedly connected with installation blocks 11, the purpose of the arrangement is to fix the electric meter box 1, the front outer wall of the electric meter box 1 is provided with a box door 12, the purpose of the arrangement is to check the inside of the electric meter box 1, the left side wall of the box door 12 is rotatably connected with the outer wall of the electric meter box 1 through a hinge piece, the purpose of the arrangement is to facilitate the rotation of the box door 12, one end, far away from the hinge piece, of the box door 12 is fixedly connected with a buckle 13, the purpose of the arrangement is to facilitate the opening of the box door 13, the box door 12 is movably connected with the electric meter box 1 through the buckle 13, and the purpose of the arrangement is to facilitate the limiting of the box door 12, louvre 2 has been seted up to ammeter case 1's the left and right sides outer wall, the purpose that sets up like this is for the convenience of the heat dissipation, left and right sides wall fixedly connected with semicircle filter screen 21 of ammeter case 1, the purpose that sets up like this is for the convenience of intercepting the large granule, wherein, ammeter case 1's upper and lower both sides outer wall fixedly connected with circular lid 3, the purpose that sets up like this is for the convenience of extrudeing gas, both ends intercommunication is provided with gas pipe 31 respectively about circular lid 3, the purpose that sets up like this is for the convenience of gaseous circulation, the one end that circular lid 3 was kept away from to gas pipe 31 sets up with the outer wall intercommunication of semicircle filter screen 21, the purpose that sets up like this is for the convenience of gaseous flow, other circular temperature measurement bag 32 of fixedly connected with is equallyd divide equally to both ends about ammeter case 1's inside, the purpose that sets up like this is for the convenience of utilizing inside temperature variation.
Preferably, in this embodiment, in order to facilitate utilization of the deformation effect of the circular temperature measuring bag 32, a movable rod 33 is fixedly connected to an outer wall of the top of the circular temperature measuring bag 32, the purpose of the arrangement is to facilitate conduction of deformation of the circular temperature measuring bag 32, one end of the movable rod 33, which is far away from the circular temperature measuring bag 32, slides through an outer wall of the electric meter box 1 and extends into the circular cover 3, the purpose of the arrangement is to facilitate movement of the movable rod 33, a piston plate 34 is fixedly connected to an extending portion of the movable rod 33, the purpose of the arrangement is to facilitate movement of the piston plate 34, the piston plate 34 is slidably arranged inside the circular cover 3, the purpose of the arrangement is to facilitate limiting of the piston plate 34, the top of the piston plate 34 is fixedly connected with an inner wall of the top of the circular cover 3 through a spring, and the purpose of the arrangement is to facilitate quick return of the piston plate 34.
Preferably, in this embodiment, in order to facilitate utilization of an action of an air flow, the left side and the right side inside the semicircular filter screen 21 are respectively provided with the auxiliary rod 4, the purpose of the arrangement is to facilitate auxiliary arrangement of the movable ring 41, the upper end and the lower end of the auxiliary rod 4 are respectively fixedly connected with the inner walls of the upper side and the lower side of the semicircular filter screen 21, the purpose of the arrangement is to facilitate limiting of the auxiliary rod 4, wherein the outer walls of the upper side and the lower side of the auxiliary rod 4 are slidably sleeved with the movable ring 41, the purpose of the arrangement is to facilitate movement of the movable ring 41, the air pressure ball 42 is suspended between the two movable rings 41, the purpose of the arrangement is to facilitate utilization of a blowing effect of the air flow, the two side walls of the air pressure ball 42 are fixedly connected with the limiting springs 43, the purpose of the arrangement is to facilitate limiting of the air pressure ball 42, one end, far away from the air pressure ball 42, of the limiting spring 43 is fixedly connected with the outer wall of the movable ring 41, and the purpose of the arrangement is to facilitate fixing of the limiting spring 43.
Preferably, in this embodiment, in order to facilitate quick return of the pressure balls 42, a pressure spring 5 is disposed between the two pressure balls 42, and this is to facilitate use of elastic deformation of the pressure spring 5, and both ends of the pressure spring 5 are fixedly connected to outer walls of the two pressure balls 42, respectively, and this is to facilitate fixing of the pressure spring 5.
Preferably, in this embodiment, in order to facilitate the use of the moving effect of the moving ring 41 and further achieve the cleaning of the semicircular filter screen 21, the semicircular cleaning rod 51 is fixedly connected to the outer wall of the moving ring 41, and the purpose of the arrangement is to facilitate the use of the moving effect of the moving ring 41, the outer wall of the semicircular cleaning rod 51 is in contact with the inner wall of the semicircular filter screen 21, and the purpose of the arrangement is to facilitate the movement cleaning of the semicircular cleaning rod 51.
Preferably, in this embodiment, in order to further facilitate the utilization of the deformation effect of the circular temperature measurement bag 32, the outer walls of the left and right sides of the circular temperature measurement bag 32 are respectively and fixedly connected with the arc-shaped moving rod 6, and the purpose of the setting is to facilitate the conduction of the deformation effect of the circular temperature measurement bag 32, and one end of the arc-shaped moving rod 6, which is far away from the circular temperature measurement bag 32, is fixedly connected with the moving baffle 61, and the purpose of the setting is to facilitate the utilization of the moving effect of the arc-shaped moving rod 6, wherein the moving baffle 61 is arranged in a suspended manner, and the purpose of the setting is to facilitate the movement of the moving baffle 61.
Preferably, in this embodiment, in order to facilitate utilization of the moving effect of the moving baffle 61, a plurality of movable rods 7 are fixedly connected to an outer wall of one side of the moving baffle 61, which is away from the arc-shaped moving rod 6, so as to facilitate conduction of the movement of the moving baffle 61, a plurality of blocking pieces 71 are respectively and fixedly connected to ends, which are away from the moving baffle 61, of the plurality of movable rods 7, so as to facilitate utilization of the moving effect of the movable rods 7, wherein the plurality of blocking pieces 71 are respectively slidably disposed inside the plurality of heat dissipation holes 2, and so as to facilitate movement of the blocking pieces 71.
Preferably, in this implementation, in order to facilitate the utilization of the removal extrusion effect of movable baffle 61, respectively fixed connection semicircle elastic plate 8 is equallyd divide to the left and right sides outer wall of movable baffle 61, the purpose that sets up like this is in order to facilitate the utilization of movable baffle 61's extrusion effect, the one end that movable baffle 61 was kept away from to semicircle elastic plate 8 and ammeter case 1's lateral wall fixed connection, the purpose that sets up like this is in order to facilitate fixed semicircle elastic plate 8, wherein, semicircle elastic plate 8's the outer surface axis department fixedly connected with auxiliary connection pole 81, the purpose that sets up like this is in order to facilitate the deformation effect that utilizes semicircle elastic plate 8.
Preferably, in this embodiment, in order to facilitate the absorption of the dust by friction, the end of the auxiliary link 81 away from the semicircular elastic plate 8 is fixedly connected to the electrostatic friction rod 9, so as to facilitate the movement effect of the auxiliary link 81, and the outer wall of the electrostatic friction rod 9 is in contact with the side wall of the electricity meter box 1, so as to facilitate the movement of the electrostatic friction rod 9.
The working principle is as follows:
when the temperature in the electric meter box 1 changes, the circular temperature measuring bag 32 can deform, and then the movable rod 33 can be pushed to extrude and move the piston plate 34 under the deformation effect, when the piston plate 34 moves up and down in the circular cover 3, the internal gas can be extruded, so that the internal gas passes through the gas pipe 31 and then acts on the semicircular filter screen 21, the blowing effect of the gas flow is utilized, the purpose of cleaning the semicircular filter screen 21 is achieved, too much dust is prevented from existing on the semicircular filter screen 21, and the heat dissipation of the device is influenced, meanwhile, when the gas flow passes through the gas pipe 31, the gas pressure ball 42 is driven to move under the action of the gas flow blowing force, the gas pressure ball 42 moves, and then the movable ring 41 can move under the action of the limiting spring 43, so that the semicircular cleaning rod 51 can move along the inner wall of the semicircular filter screen 21, the purpose of cleaning the semicircular filter screen 21 is achieved, the cleaning effect of the device on the semicircular filter screen 21 is enhanced, and meanwhile, when the gas pressure ball 42 moves to a certain distance, the elastic force of the pressure spring 5 is larger than the pressure spring, the device can be quickly reset and can be used.
Secondly, when circular temperature measurement bag 32 takes place to warp, can drive arc movable rod 6 lateral shifting, and then oppress movable baffle 61 and remove, when movable baffle 61 removes, can make separation blade 71 along 2 lateral shifting of louvre under the effect of movable rod 7, and then make louvre 2 expose, reach the heat dissipation to the device with this, set up on the other hand like this, can make ammeter case 1 when normally using, louvre 2 is in the closed condition, so that prevented that a large amount of dust from entering into ammeter case 1's inside, and then influence ammeter case 1's use, simultaneously, when movable baffle 61 lateral shifting, can make semicircle elastic plate 8 take place to warp under the effect of the extrusion force, under the deformation effect, can make static friction pole 9 under the effect of auxiliary connecting rod 81, along the inside lateral wall of ammeter case 1 removal, under the friction removal effect, can make static friction pole 9 surface have certain static, and then utilize the nature of static itself, can adsorb the dust that gets into, prevent that the dust from spreading in the inside of ammeter case 1, and cause the large tracts of land injury.
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 ammeter case with heat dissipation function, includes ammeter case (1), its characterized in that: the mounting block (11) is fixedly connected to the left side wall and the right side wall of the rear side of the electric meter box (1), a box door (12) is arranged on the outer wall of the front side of the electric meter box (1), the left side wall of the box door (12) is rotatably connected with the outer wall of the electric meter box (1) through a hinge piece, a buckle (13) is fixedly connected to one end, away from the hinge piece, of the box door (12), and the box door (12) is movably connected with the electric meter box (1) through the buckle (13);
the heat dissipation holes (2) are formed in the outer walls of the left side and the right side of the electric meter box (1), and semicircular filter screens (21) are fixedly connected to the left side wall and the right side wall of the electric meter box (1);
the electric meter box comprises an electric meter box body (1), wherein circular covers (3) are fixedly connected to the outer walls of the upper side and the lower side of the electric meter box body (1), the left end and the right end of each circular cover (3) are respectively communicated with a gas pipe (31), one end, far away from the circular cover (3), of each gas pipe (31) is communicated with the outer wall of a semicircular filter screen (21), and the upper end and the lower end of the inside of the electric meter box body (1) are respectively and fixedly connected with circular temperature measuring bags (32);
the outer wall of the top of the circular temperature measuring bag (32) is fixedly connected with a moving rod (33), one end, far away from the circular temperature measuring bag (32), of the moving rod (33) penetrates through the outer wall of the electricity meter box (1) in a sliding mode and extends into the circular cover (3), a piston plate (34) is fixedly connected to the extending portion of the moving rod (33), the piston plate (34) is arranged in the circular cover (3) in a sliding mode, and the top of the piston plate (34) is fixedly connected with the inner wall of the top of the circular cover (3) through a spring;
the left side and the right side of the interior of the semicircular filter screen (21) are respectively provided with an auxiliary rod (4), and the upper end and the lower end of each auxiliary rod (4) are respectively fixedly connected with the inner walls of the upper side and the lower side of the semicircular filter screen (21);
the upper outer wall and the lower outer wall of the auxiliary rod (4) are slidably sleeved with moving rings (41), a pneumatic ball (42) is suspended between the two moving rings (41), two side walls of the pneumatic ball (42) are fixedly connected with limiting springs (43), and one end, far away from the pneumatic ball (42), of each limiting spring (43) is fixedly connected with the outer wall of each moving ring (41);
the outer walls of the left side and the right side of the circular temperature measuring bag (32) are respectively and fixedly connected with an arc-shaped moving rod (6), and one end, far away from the circular temperature measuring bag (32), of the arc-shaped moving rod (6) is fixedly connected with a moving baffle (61);
wherein the movable baffle (61) is arranged in a suspended manner;
the outer wall of one side, away from the arc-shaped moving rod (6), of the moving baffle (61) is fixedly connected with a plurality of moving rods (7), and one ends, away from the moving baffle (61), of the plurality of moving rods (7) are respectively and fixedly connected with a plurality of blocking pieces (71);
wherein, the blocking pieces (71) are respectively arranged inside the heat dissipation holes (2) in a sliding manner;
the outer walls of the left side and the right side of the movable baffle (61) are respectively fixedly connected with a semicircular elastic plate (8), and one end, far away from the movable baffle (61), of the semicircular elastic plate (8) is fixedly connected with the side wall of the electric meter box (1);
wherein, the middle shaft of the outer surface of the semicircular elastic plate (8) is fixedly connected with an auxiliary connecting rod (81);
one end fixedly connected with static friction pole (9) that semicircle elastic plate (8) were kept away from in supplementary connecting rod (81), the outer wall of static friction pole (9) sets up with the lateral wall contact of ammeter case (1).
2. The electric meter box with the heat dissipation function as claimed in claim 1, wherein: a pressure spring (5) is arranged between the two air pressure balls (42), and two ends of the pressure spring (5) are fixedly connected with the outer walls of the two air pressure balls (42) respectively.
3. The ammeter box with the heat dissipation function as claimed in claim 2, wherein: the outer wall fixedly connected with semicircle clearance pole (51) of removal circle (41), the outer wall of semicircle clearance pole (51) and the inner wall contact setting of semicircle filter screen (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210260099.3A CN114624486B (en) | 2022-03-16 | 2022-03-16 | Ammeter case with heat dissipation function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210260099.3A CN114624486B (en) | 2022-03-16 | 2022-03-16 | Ammeter case with heat dissipation function |
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| CN114624486A CN114624486A (en) | 2022-06-14 |
| CN114624486B true CN114624486B (en) | 2023-04-11 |
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| CN116825489B (en) * | 2023-08-30 | 2023-11-03 | 青州市鑫盛电力设备有限公司 | Mixed heat dissipation type power transformer |
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