CN220570052U - Ammeter box - Google Patents
Ammeter box Download PDFInfo
- Publication number
- CN220570052U CN220570052U CN202322253896.1U CN202322253896U CN220570052U CN 220570052 U CN220570052 U CN 220570052U CN 202322253896 U CN202322253896 U CN 202322253896U CN 220570052 U CN220570052 U CN 220570052U
- Authority
- CN
- China
- Prior art keywords
- box
- heat dissipation
- box body
- hole
- inner hole
- 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
- 230000017525 heat dissipation Effects 0.000 claims abstract description 28
- 238000007789 sealing Methods 0.000 claims abstract description 13
- 230000006835 compression Effects 0.000 claims abstract description 7
- 238000007906 compression Methods 0.000 claims abstract description 7
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 4
- 239000010959 steel Substances 0.000 claims abstract description 4
- 230000005611 electricity Effects 0.000 claims description 3
- 230000002265 prevention Effects 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract description 2
- 230000001629 suppression Effects 0.000 abstract 1
- 230000000712 assembly Effects 0.000 description 5
- 238000000429 assembly Methods 0.000 description 5
- 238000009423 ventilation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 1
Classifications
-
- 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
Landscapes
- Casings For Electric Apparatus (AREA)
Abstract
An ammeter box relates to the technical field of ammeter boxes. The utility model provides an ammeter case, includes box, chamber door, backplate and installation guide rail, and box and chamber door are by the suppression of sheet steel form, install the sealing strip between box and the chamber door, and the radiating component is installed to the both sides board from the top down range of box. The beneficial effects of the utility model are as follows: in normal weather, the step holes A of the windward cap are not contacted and not contacted under the action of the compression spring, the heat dissipation assembly arranged up and down can ensure the convection heat dissipation of gas in the box body, when strong convection weather occurs, the transverse air flow carrying rainwater blows to the heat dissipation assembly, the transverse air flow pushes the windward cap and the mandrel to move inwards, the inner side of the windward cap is tightly adhered to the step holes A for sealing, the rainwater cannot enter the box body, the heat dissipation assembly is closed under the action of the transverse air flow, and the heat dissipation assembly is opened for heat dissipation during normal weather, so that the contradiction between the heat dissipation and the rain prevention of an outdoor-mounted ammeter box is solved.
Description
Technical Field
The utility model relates to the technical field of ammeter boxes, in particular to an ammeter box.
Background
The ammeter case is mainly applied to among the electrical facilities such as cable branch case, low voltage distribution box and street lamp and traffic light control box in public electric wire netting, installs the ammeter case outside and has rain-proof and radiating problem, and traditional ammeter case is through rain-proof top resists the rainwater, under strong convection weather environment, and horizontal air current carries the rainwater to blow in the box from the louvre easily, causes the incasement equipment to burn.
Disclosure of Invention
The utility model provides an ammeter box for solving the problem that the existing outdoor ammeter box cannot correspond to strong convection weather.
The technical scheme provided by the utility model is as follows: the electric meter box comprises a box body, a box door, a back plate and an installation guide rail, wherein the box body and the box door are formed by pressing thin steel plates, sealing strips are arranged between the box body and the box door, and heat dissipation components are arranged on two side plates of the box body from top to bottom;
the heat dissipation assembly comprises a base pipe, a through hole formed in the outer side of the base pipe through a side plate of the box body is provided with a threaded connection nut, a sealing ring is arranged between the baffle post and the side plate of the box body, a mandrel is arranged in an inner hole of the base pipe, the diameter of the mandrel is smaller than that of the inner hole of the base pipe, three circumferentially uniformly distributed positioning plates are fixedly connected to the mandrel, the outer edges of the three positioning plates form a circle which is in clearance fit with the inner hole of the base pipe, the inner side of the mandrel is in threaded connection with a limiting cap, a ventilation groove is formed in the limiting cap, a windward cap with the enlarged diameter is arranged on the outer side of the mandrel, a step hole A is formed in the outer side of the baffle post, the outer diameter of the windward cap is smaller than that of the step hole A, a step hole B is formed between the step hole A and the inner hole of the base pipe, a compression spring is arranged between the inner side end face of the windward cap and the bottom face of the step hole B, the outer side of the limiting cap is propped against the inner side face of the base pipe, and the inner side end face of the windward cap is provided with the sealing ring.
A counter bore is formed in the outer side end face of the windward cap.
The top of the box body is fixedly connected with a rain cover through a stand column.
The beneficial effects of the utility model are as follows: in normal weather, the step holes A of the windward cap are not contacted under the action of the compression springs, the heat dissipation components arranged up and down can ensure the convection heat dissipation of gas in the box body, when strong convection weather occurs, the transverse air flow carrying rainwater blows to the heat dissipation components, the transverse air flow pushes the windward cap and the mandrel to move inwards, the inner side of the windward cap is tightly adhered to the step holes A for sealing, rainwater cannot enter the box body, the heat dissipation components are arranged on two sides of the box body and are closed under the action of the transverse air flow, and the heat dissipation components are opened for heat dissipation during normal weather, so that the contradiction between heat dissipation and rain prevention of an outdoor-mounted ammeter box is solved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a side view of FIG. 1;
FIG. 3 is a schematic view of a heat dissipating assembly according to the present utility model;
fig. 4 is a diagram of the operation of fig. 3.
In the figure, the box body is 1-, the box door is 2-, the back plate is 3-, the mounting guide rail is 4-, the heat radiation component is 5-, the rain cover is 6-, the stand column is 7-, the base pipe is 8-, the mandrel is 9-, the limit cap is 10-, the nut is 11-, the ventilation groove is 12-, the locating plate is 13-, the step hole A is 14-, the step hole B is 15-, the windward cap is 16-, the counter bore is 17-, and the baffle column is 18-.
Detailed Description
As shown in fig. 1 to 4, an electricity meter box comprises a box body 1, a box door 2, a back plate 3 and a mounting guide rail 4, wherein the box body 1 and the box door 2 are formed by pressing thin steel plates, sealing strips are arranged between the box body 1 and the box door 2, and heat dissipation components 5 are arranged on two side plates of the box body 1 from top to bottom;
the heat dissipation assembly 5 comprises a base pipe 8, a baffle column 18 with a larger diameter is arranged on the outer side of the base pipe 8, a through hole formed in the base pipe 8 penetrates through a side plate of the box body 1 from the outer side of the box body 1, a threaded connection nut 11 is arranged behind the through hole formed in the side plate of the box body 1, a sealing ring is arranged between the baffle column 18 and the side plate of the box body 1, a mandrel 9 is arranged in the inner hole of the base pipe 8, the diameter of the mandrel 9 is smaller than that of the inner hole of the base pipe 8, three circumferentially uniformly distributed positioning plates 13 are fixedly connected on the mandrel 9, a circle formed by the outer edges of the three positioning plates 13 is in clearance fit with the inner hole of the base pipe 8, a limit cap 10 is in threaded connection with the inner side of the mandrel 9, a ventilation groove 12 is formed in the limit cap 10, a windward cap 16 with a larger diameter is arranged on the outer side of the mandrel 9, a step hole A14 is formed in the outer side of the baffle column 18, a step hole B15 is formed between the step hole A14 and the inner hole of the base pipe 8, a compression spring is arranged between the inner side end face of the windward cap 16 and the step hole B15, and the sealing ring is arranged on the inner side face of the base pipe 8.
In normal weather, the step holes A14 of the windward cap 16 are not contacted under the action of the compression spring, the heat dissipation assemblies 5 arranged up and down can ensure the convection heat dissipation of gas in the box body 1, when strong convection weather occurs, the transverse air flow carrying rainwater blows to the heat dissipation assemblies 5, the transverse air flow pushes the windward cap 16 and the mandrel 9 to move inwards, the inner side of the windward cap 16 is tightly adhered to the step holes A14 to seal, rainwater cannot enter the box body 1, the heat dissipation assemblies 5 are arranged on two sides of the box body 1, the heat dissipation assemblies 5 are closed under the action of the transverse air flow, and the heat dissipation assemblies 5 are opened for heat dissipation in normal weather, so that the contradiction between heat dissipation and rain prevention of an outdoor-mounted ammeter box is solved.
A counter bore 17 is formed in the outer side end face of the windward cap 16, most of air flow enters the counter bore 17 to gather when the transverse air flow blows, so that the transverse air flow is prevented from being shunted into the base pipe 8, and the sealing effect is improved.
The top of the box body 1 is fixedly connected with a rain cover 6 through a stand column 7, so that the effects of rain prevention and sun prevention are achieved.
Claims (3)
1. The utility model provides an ammeter case, includes box (1), chamber door (2), backplate (3) and mounting rail (4), its characterized in that: the box body (1) and the box door (2) are formed by pressing thin steel plates, sealing strips are arranged between the box body (1) and the box door (2), and heat dissipation components (5) are arranged on two side plates of the box body (1) from top to bottom;
the heat dissipation assembly (5) comprises a base pipe (8), a baffle column (18) is arranged on the outer side of the base pipe (8), the base pipe (8) passes through a through hole formed in a side plate of the box body (1) from the outer side of the box body (1) and is connected with a screw cap (11) through threads, a sealing ring is arranged between the baffle column (18) and the side plate of the box body (1), a mandrel (9) is arranged in an inner hole of the base pipe (8), the diameter of the mandrel (9) is smaller than that of an inner hole of the base pipe (8), three positioning plates (13) are fixedly connected on the mandrel (9) in a circumference uniformly distributed manner, a circle formed by the outer edges of the three positioning plates (13) is in clearance fit with the inner hole of the base pipe (8), a limit cap (10) is connected on the inner side of the mandrel (9) through threads, a vent groove (12) is formed in the limit cap (10), a step hole A (14) is formed in the outer side of the baffle column (18), the outer side of the windward cap (16) is processed, the outer side of the windward cap (16) is smaller than the inner hole of the step hole A (14), the inner hole A (14) is formed in the outer side of the baffle column (18), three circumference of the step hole A is fixedly connected with the inner hole A (14), three circumference uniformly distributed on the inner hole (13) is fixedly connected with the inner hole (13), the outer side of the base pipe (8) is fixedly connected with the inner hole (8) through a compression hole (15), the compression hole is formed between the step hole (15) and the inner hole (15) is formed between the inner hole (15, the inner side end surface of the windward cap (16) is provided with a sealing ring.
2. An electricity meter box as in claim 1, wherein: a counter bore (17) is processed on the outer side end surface of the windward cap (16).
3. An electricity meter box as in claim 1, wherein: the top of the box body (1) is fixedly connected with a rain cover (6) through a stand column (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322253896.1U CN220570052U (en) | 2023-08-21 | 2023-08-21 | Ammeter box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322253896.1U CN220570052U (en) | 2023-08-21 | 2023-08-21 | Ammeter box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220570052U true CN220570052U (en) | 2024-03-08 |
Family
ID=90090456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322253896.1U Active CN220570052U (en) | 2023-08-21 | 2023-08-21 | Ammeter box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220570052U (en) |
-
2023
- 2023-08-21 CN CN202322253896.1U patent/CN220570052U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |