CN216051845U - Protective shell for current voltmeter - Google Patents
Protective shell for current voltmeter Download PDFInfo
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- CN216051845U CN216051845U CN202122094435.5U CN202122094435U CN216051845U CN 216051845 U CN216051845 U CN 216051845U CN 202122094435 U CN202122094435 U CN 202122094435U CN 216051845 U CN216051845 U CN 216051845U
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- damping spring
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Abstract
The utility model discloses a protective shell for a current-voltage meter, which comprises a protective mechanism for protecting the current-voltage meter, an adjusting mechanism for conveniently adjusting the current-voltage meter, a cooling mechanism for cooling the current-voltage meter, a damping mechanism for damping the current-voltage meter and a base, wherein the protective mechanism is positioned above the adjusting mechanism. The shell is cooled by the semiconductor refrigeration piece and the cooling grid plate, and the heat generated by the semiconductor refrigeration piece is dissipated by the heat dissipation grid plate, so that the damage of the current voltmeter caused by overhigh temperature in the protective shell is prevented, and the upper end and the lower end of the shock absorption frame are supported and fixed by the upper shock absorption spring and the lower shock absorption spring, so that the vibration of the current voltmeter in the use process is reduced.
Description
Technical Field
The utility model relates to the technical field of current-voltage meters, in particular to a protective shell for a current-voltage meter.
Background
With the continuous development of digital technology and microcomputer technology, the current voltmeter is more and more widely applied to the fields of industrial automation and industrial control by taking a chip as a core, the number of electrical elements of the existing automation equipment is more and more, the number of the current voltmeter is increased, the temperature is increased in the environment with more electrical equipment, the current voltmeter is damaged due to heating, the current voltmeter is damaged due to overlarge humidity in part of environments, the equipment vibrates after being used for a certain time, the current voltmeter is inaccurate in detection indication after being vibrated for a long time, most current voltmeter protective shells cannot isolate humid air, and the heat radiation performance is poor.
SUMMERY OF THE UTILITY MODEL
The present invention aims to solve the above problems by providing a protective case for a current-voltage meter.
The utility model realizes the purpose through the following technical scheme:
a protective shell for a current-voltage meter comprises a protective mechanism for protecting the current-voltage meter, an adjusting mechanism for conveniently adjusting the current-voltage meter, a cooling mechanism for cooling the current-voltage meter, a damping mechanism for damping the current-voltage meter and a base, wherein the protective mechanism is positioned above the adjusting mechanism; the damping mechanism comprises an upper damping spring, a damping frame and a lower damping spring, the upper damping spring and the lower damping spring are arranged on the upper side and the lower side inside the base, and the damping frame is arranged between the upper damping spring and the lower damping spring.
Preferably: the protection mechanism comprises a pressing plate, a glass sheet, a sealing gasket and a bolt, wherein the pressing plate is arranged at the front end of the base, the glass sheet is nested in the middle of the pressing plate, the sealing gasket is arranged on the rear side of the pressing plate, and the bolt is arranged on the outer side of the pressing plate.
According to the arrangement, the pressing plate and the sealing gasket are pressed and fixed at the front end of the base through the bolts, and the number of the current voltmeter can be observed conveniently through the glass sheets.
Preferably: the adjusting mechanism comprises a turning plate, a rubber pad, a lock catch and a hinge, wherein the hinge is arranged on the front side of the turning plate, the rubber pad is bonded on the outer side of the rear end of the turning plate, and the lock catch is arranged at the lower end of the turning plate.
According to the arrangement, the upper end of the turning plate is fixed on the protection mechanism through the hinge, the lower end of the turning plate is fixed through the lock catch, and the contact position of the turning plate and the base is sealed through the rubber pad.
Preferably: the cooling grid plate is connected with the base through screws, and cooling silicone grease is arranged between the semiconductor refrigeration sheet and the cooling grid plate and between the semiconductor refrigeration sheet and the cooling grid plate.
According to the arrangement, the heat generated by the semiconductor refrigerating sheet is dissipated by the heat dissipation grid plate, and the temperature in the base is cooled by the cooling grid plate.
Preferably: the upper damping spring is connected with the base through welding, and the damping frame is connected with the upper damping spring through welding.
So set up, utilize two sets of go up damping spring, damping spring will down the shock attenuation frame upper end and lower extreme support to reduce the current voltmeter and carry out the shock attenuation.
Preferably: the front end of the base is provided with a sealing notch, and a waterproof rubber pad is arranged at the contact position of the lower end of the pressing plate and the adjusting mechanism.
So set up, utilize the waterproof cushion of clamp plate lower extreme to prevent that water from getting into and damaging the current-voltage meter from protection machanism with adjustment mechanism's hookup location.
Compared with the prior art, the utility model has the following beneficial effects:
1. the semiconductor refrigerating sheet and the cooling grid plate are used for cooling the inside of the shell, and the heat generated by the semiconductor refrigerating sheet is dissipated by the heat dissipation grid plate, so that the damage of the current voltmeter caused by overhigh temperature in the protective shell is prevented;
2. the upper and lower both ends that utilize damping spring and lower damping spring to come to support fixedly to the shock attenuation frame to reduce the vibrations in the current voltmeter use.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a protective case for a current-voltage meter according to the present invention;
FIG. 2 is a cross-sectional view of a protective case for a current-voltage meter according to the present invention;
FIG. 3 is a partial detail view of an adjustment mechanism for a protective housing of a current-voltage meter according to the present invention;
FIG. 4 is a partial detail view of a cooling mechanism for a protective housing of a current-voltage meter according to the present invention;
FIG. 5 is a partial detail view of a shock absorbing mechanism for a protective case of a current-voltage meter according to the present invention.
The reference numerals are explained below:
1. a cooling mechanism; 2. a damping mechanism; 3. a protection mechanism; 4. an adjustment mechanism; 5. a base; 11. a heat dissipation grid plate; 12. a semiconductor refrigeration sheet; 13. cooling the grid plate; 21. an upper damping spring; 22. a shock-absorbing mount; 23. a lower damping spring; 31. pressing a plate; 32. a glass sheet; 33. a gasket; 34. a bolt; 41. turning over a plate; 42. a rubber pad; 43. locking; 44. and (7) a hinge.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The utility model will be further described with reference to the accompanying drawings in which:
examples
As shown in fig. 1, 2, 3, 4 and 5, a protective housing for a current-voltage meter comprises a protective mechanism 3 for protecting the current-voltage meter and an adjusting mechanism 4 for conveniently adjusting the current-voltage meter, wherein the protective mechanism 3 is positioned above the adjusting mechanism 4, the protective housing further comprises a cooling mechanism 1 for cooling the current-voltage meter, a damping mechanism 2 for damping the current-voltage meter and a base 5, the cooling mechanism 1 comprises cooling grids 11, semiconductor cooling plates 12 and cooling grids 13, the cooling grids 11 are arranged on two sides of the base 5, the semiconductor cooling plates 12 are arranged on two ends of the base 5, and the cooling grids 13 are arranged on two sides inside the base 5; the damping mechanism 2 comprises an upper damping spring 21, a damping frame 22 and a lower damping spring 23, the upper damping spring 21 and the lower damping spring 23 are arranged on the upper side and the lower side inside the base 5, and the damping frame 22 is arranged between the upper damping spring 21 and the lower damping spring 23. The protection mechanism 3 comprises a pressing plate 31, a glass sheet 32, a sealing gasket 33 and a bolt 34, wherein the pressing plate 31 is arranged at the front end of the base 5, the glass sheet 32 is nested in the middle of the pressing plate 31, the sealing gasket 33 is arranged at the rear side of the pressing plate 31, the bolt 34 is arranged at the outer side of the pressing plate 31, the pressing plate 31 and the sealing gasket 33 are tightly pressed and fixed at the front end of the base 5 by using the bolt 34, and the number displayed by the current voltmeter is conveniently observed by using the glass sheet 32; the adjusting mechanism 4 comprises a turning plate 41, a rubber pad 42, a latch 43 and a hinge 44, wherein the hinge 44 is arranged on the front side of the turning plate 41, the rubber pad 42 is adhered to the outer side of the rear end of the turning plate 41, the latch 43 is arranged at the lower end of the turning plate 41, the upper end of the turning plate 41 is fixed on the protecting mechanism 3 by using the hinge 44, the lower end of the turning plate 41 is fixed by using the latch 43, and the contact position of the turning plate 41 and the base 5 is sealed by using the rubber pad 42; the heat dissipation grid plate 11 is connected with the base 5 through screws, the cooling grid plate 13 is connected with the base 5 through screws, heat dissipation silicone grease is arranged among the semiconductor refrigeration sheet 12, the heat dissipation grid plate 11 and the cooling grid plate 13, heat generated by the semiconductor refrigeration sheet 12 is dissipated through the heat dissipation grid plate 11, and meanwhile, the cooling grid plate 13 is used for cooling the inside of the base 5; the upper damping spring 21 is connected with the base 5 through welding, the damping frame 22 is connected with the upper damping spring 21 through welding, and the upper end and the lower end of the damping frame 22 are supported by utilizing two groups of the upper damping spring 21 and the lower damping spring 23, so that the current voltmeter is reduced for damping; the sealed notch has been seted up to base 5 front end to clamp plate 31 lower extreme and adjustment mechanism 4 contact position are provided with waterproof cushion, utilize the waterproof cushion of clamp plate 31 lower extreme to prevent that water from getting into and damaging the current-voltage meter from the hookup location of protection machanism 3 and adjustment mechanism 4.
The working principle is as follows: when the device is used, the current voltmeter is installed and fixed in the middle of the shock absorption frame 22, and the upper end and the lower end of the shock absorption frame 22 are supported through the upper shock absorption spring 21 and the lower shock absorption spring 23, so that the current voltmeter cannot be subjected to excessive shock on the shock absorption frame 22; then the pressing plate 31 is pressed and fixed at the front end of the base 5 through the bolt 34, at the moment, the sealing gasket 33 at the rear end of the pressing plate 31 is matched with the sealing notch of the base 5, so that the upper side of the front end of the base 5 is sealed, then the lock catch 43 at the lower end of the base 5 is used for fixing the lower end of the turning plate 41, at the moment, the rubber gasket 42 at the rear end of the turning plate 41 is matched with the sealing notch of the base 5, so that the lower side of the front end of the base 5 is sealed; utilize semiconductor refrigeration piece 12 to begin to refrigerate afterwards, utilize microthermal cooling grid plate 13 to cool down in the base 5 simultaneously, utilize heat dissipation grid plate 11 to dispel the heat that semiconductor refrigeration piece 12 produced simultaneously to guarantee that current voltmeter in use is in suitable temperature.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.
Claims (6)
1. A protective housing for a current-voltage meter, comprising a protection mechanism (3) for protecting the current-voltage meter, and an adjusting mechanism (4) for conveniently adjusting the current-voltage meter, wherein the protection mechanism (3) is located above the adjusting mechanism (4), and is characterized in that: the cooling device is characterized by further comprising a cooling mechanism (1) for cooling the current voltmeter, a damping mechanism (2) for damping the current voltmeter and a base (5), wherein the cooling mechanism (1) comprises heat dissipation grid plates (11), semiconductor refrigeration sheets (12) and cooling grid plates (13), the heat dissipation grid plates (11) are arranged on two sides of the base (5), the semiconductor refrigeration sheets (12) are arranged on two ends of the base (5), and the cooling grid plates (13) are arranged on two inner sides of the base (5); damper (2) include damping spring (21), shock attenuation frame (22), lower damping spring (23), go up damping spring (21) with damping spring (23) set up down both sides about base (5) is inside, shock attenuation frame (22) set up go up damping spring (21) with between damping spring (23) down.
2. A protective case for a current voltmeter according to claim 1 wherein: protection machanism (3) are including clamp plate (31), glass piece (32), sealed pad (33), bolt (34), clamp plate (31) set up base (5) front end, glass piece (32) are nested in clamp plate (31) intermediate position, sealed pad (33) set up clamp plate (31) rear side, bolt (34) set up the clamp plate (31) outside.
3. A protective case for a current voltmeter according to claim 1 wherein: the adjusting mechanism (4) comprises a turning plate (41), a rubber pad (42), a lock catch (43) and a hinge (44), wherein the hinge (44) is arranged on the front side of the turning plate (41), the rubber pad (42) is bonded on the outer side of the rear end of the turning plate (41), and the lock catch (43) is arranged at the lower end of the turning plate (41).
4. A protective case for a current voltmeter according to claim 1 wherein: the heat dissipation grid plate (11) is connected with the base (5) through screws, the cooling grid plate (13) is connected with the base (5) through screws, and heat dissipation silicone grease is arranged between the semiconductor refrigeration sheet (12) and the heat dissipation grid plate (11) and between the semiconductor refrigeration sheet and the cooling grid plate (13).
5. A protective case for a current voltmeter according to claim 1 wherein: go up damping spring (21) with base (5) pass through welded connection, shock attenuation frame (22) with go up damping spring (21) pass through welded connection.
6. A protective case for a current voltmeter according to claim 2 wherein: the front end of the base (5) is provided with a sealing notch, and a waterproof rubber pad is arranged at the contact position of the lower end of the pressing plate (31) and the adjusting mechanism (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122094435.5U CN216051845U (en) | 2021-09-01 | 2021-09-01 | Protective shell for current voltmeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122094435.5U CN216051845U (en) | 2021-09-01 | 2021-09-01 | Protective shell for current voltmeter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216051845U true CN216051845U (en) | 2022-03-15 |
Family
ID=80534983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122094435.5U Active CN216051845U (en) | 2021-09-01 | 2021-09-01 | Protective shell for current voltmeter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216051845U (en) |
-
2021
- 2021-09-01 CN CN202122094435.5U patent/CN216051845U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221208 Address after: East Floor 3, Building 4, Yonghong Industrial Park, No. 280, Xinjiang'an Fifth Village, Jiang'an District, Wuhan City, Hubei Province, 430000 Patentee after: Wuhan Minghaida Technology Co.,Ltd. Address before: 455000 No. 245, huyong street, Yigou Town, Tangyin County, Anyang City, Henan Province Patentee before: Wang Xiaoxiang |