CN219916633U - Electric power instrument with LCD screen - Google Patents
Electric power instrument with LCD screen Download PDFInfo
- Publication number
- CN219916633U CN219916633U CN202321260851.0U CN202321260851U CN219916633U CN 219916633 U CN219916633 U CN 219916633U CN 202321260851 U CN202321260851 U CN 202321260851U CN 219916633 U CN219916633 U CN 219916633U
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- CN
- China
- Prior art keywords
- electric power
- frame
- liquid crystal
- lcd screen
- power instrument
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- 238000007789 sealing Methods 0.000 claims abstract description 27
- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 19
- 230000001681 protective effect Effects 0.000 claims abstract description 4
- 239000012528 membrane Substances 0.000 claims description 14
- 238000009423 ventilation Methods 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000003628 erosive effect Effects 0.000 abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 230000001771 impaired effect Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Abstract
The utility model discloses an electric power instrument with a liquid crystal screen, which relates to the technical field of electric power instruments and comprises an electric power instrument body, wherein the display end of the electric power instrument body is provided with the liquid crystal screen body, one end of the electric power instrument body, which is close to the liquid crystal screen body, is provided with a panel, an outer protection screen is embedded in the panel, the outer protection screen is covered on the outer end surface of the liquid crystal screen body, a mounting frame is arranged on the surface of the electric power instrument body, which is close to the liquid crystal screen body, the mounting frame is covered on the periphery of the liquid crystal screen body, an elastic sealing assembly is arranged on one side wall of the outer protection screen, and the outer protection screen is elastically connected with the mounting frame through the elastic sealing assembly. The utility model is convenient for the relative airtight of the joint around the cavity between the liquid crystal screen body and the opposite surface of the outer protective screen, further reduces the erosion interference of water vapor in the external environment to the liquid crystal screen body in use, so as to protect the components of the liquid crystal screen body from being damaged by moisture and prolong the service life of the liquid crystal screen body.
Description
Technical Field
The utility model relates to the technical field of electric power meters, in particular to an electric power meter with a liquid crystal display.
Background
The power meter is a power measurement and control device that provides solutions for power parameter measurement, power quality monitoring and analysis, and electrical device control. The electric power instrument is used as an advanced intelligent and digital power grid front end acquisition element, is widely applied to various control systems, SCADA systems, energy management systems, substation automation, district power monitoring, industrial automation, intelligent buildings, intelligent power distribution cabinets, switch cabinets and other equipment, and has the characteristics of convenience in installation, simplicity in wiring, small engineering quantity and the like.
The utility model discloses a power meter is in the use, the LCD screen that assembles through its display end carries out the demonstration of measured value, the LCD screen of power meter is installed in the inside of power meter generally, the panel can be installed to the front end at power meter, and be provided with the outer screen that protects the LCD screen in the panel, and in the long-term operation use of power meter, when interior, outer screen has the clearance or the panel casing is impaired, dust and steam in the external environment can follow the junction erosion of panel and power meter, the ambient humidity that the LCD screen was located is too big, can make the components and parts of LCD screen can not normally work, even sometimes inside can dew, cause electric leakage or short circuit, cause the life to the LCD screen under the humid environment to influence.
Disclosure of Invention
Aiming at the technical problems existing in the application of the liquid crystal display of the existing power instrument, the utility model provides the power instrument with the liquid crystal display.
The utility model provides an electric power instrument with LCD screen, includes the electric power instrument body, the display end of electric power instrument body is provided with the LCD screen body, and the one end that the electric power instrument body is close to the LCD screen body is provided with the panel, the panel is embedded to be equipped with outer shielding, outer shielding cover is established on the outer terminal surface of LCD screen body, the electric power instrument body is close to the surface department of LCD screen body and is provided with the installing frame, the installing frame cover is established in the position department all around of LCD screen body, a side wall department of outer shielding is provided with elastic seal assembly, and outer shielding passes through elastic seal assembly and installing frame elastic connection.
Furthermore, a plurality of air holes are formed in the inner surface of one side of the installation frame at equal intervals, a filter membrane frame is arranged in the air holes, and a waterproof and breathable membrane is arranged in the filter membrane frame.
Further, the elastic sealing assembly comprises an abutting frame, an elastic strip and a sealing plate, wherein the abutting frame is arranged at the inner side wall of the outer protective screen, and one end of the abutting frame is penetrated in the mounting frame.
Further, the abutting frame, the elastic strip and the sealing plate are made of rubber, and a mounting hole communicated with the air holes is formed in one side surface of the abutting frame.
Further, the elastic strip is arranged at one side wall of the abutting frame, the elastic strip is arranged in a wavy shape, the sealing plate is arranged at one end of the elastic strip, and the sealing plate abuts against the inner side wall of the electric power instrument body, which is close to the installation frame.
The utility model has the beneficial effects that:
1. through the cooperation of LCD screen body and outer screen mounting position, make butt frame one end wear to establish in the installing frame, and then make elastic strip cooperation closing plate butt in the inner wall department of electric instrument body, and then cooperate the water conservancy diversion through bleeder vent and mounting hole and carry out the circulation of air, and make the air of circulation pass through the waterproof ventilated membrane of filter membrane frame installation and block the filtration, be convenient for the steam in the filtering air, be convenient for the normal heat dissipation ventilation of LCD screen body in the use simultaneously, and then avoid moist steam to invade in the cavity between LCD screen body and the outer screen opposite face, the assembly cooperation of rethread installing frame, butt frame, elastic strip and closing plate, be convenient for make the LCD screen body and outer screen opposite face between the cavity link up the department relatively airtight all around, further reduce the erosion interference of steam in the external environment to the LCD screen body in use, so that the components of protection LCD screen body do not receive the damp damage, the life of extension LCD screen body.
2. Through being provided with elastic sealing component, when outer screen protection received external force and clashed, outer screen protection took place certain deformation, and then drove the butt frame and produce certain displacement along the atress in the installing frame, and then drive elastic strip atress to wave-like structure through elastic strip makes it take place certain elastic deformation, and then through the cooperation of two, is convenient for play certain effect of unloading the power buffering to outer screen protection's atress, reduces outer screen protection and receives the striking back directly with the force conduction to the LCD screen body, and causes the impaired possibility of LCD screen body.
Drawings
Fig. 1 is a cross-sectional view of an electrical meter body.
Fig. 2 is an enlarged schematic view of the structure at a in fig. 1.
Fig. 3 is a cross-sectional view of the mounting frame.
Fig. 4 is a perspective view of the power meter body.
Reference numerals
1. An electric power meter body; 2. a liquid crystal screen body; 3. a panel; 4. an outer shield; 5. a mounting frame; 6. an elastic sealing assembly; 61. an abutting frame; 62. an elastic strip; 63. a sealing plate; 7. ventilation holes; 8. a filter membrane frame; 9. a waterproof breathable film; 10. and (5) mounting holes.
Detailed Description
The utility model will now be described in further detail with reference to the drawings and to specific examples. The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.
Examples
The utility model provides an electric power instrument with LCD screen, includes electric power instrument body 1, and electric power instrument body 1's display end is provided with LCD screen body 2, and electric power instrument body 1 is close to the one end of LCD screen body 2 and is provided with panel 3, and panel 3 is embedded to be equipped with outer shield 4, and outer shield 4 cover is established on the outer terminal surface of LCD screen body 2, and outer shield 4 sets to the transparency, is convenient for look over the display reading of LCD screen body 2, and is convenient for play the guard effect to LCD screen body 2, and this is prior art, referring to fig. 1, fig. 4.
The electric power instrument body 1 is provided with rectangle installing frame 5 near the surface department of LCD screen body 2, and installing frame 5 cover is established in the position department around LCD screen body 2, and the side wall department of outer protection screen 4 is provided with elastic sealing component 6, and outer protection screen 4 passes through elastic sealing component 6 and installing frame 5 elastic connection. The elastic sealing assembly 6 includes an abutment frame 61, an elastic strip 62 and a sealing plate 63, the abutment frame 61 is disposed at the inner side wall of the outer shield 4, the abutment frame 61 is rectangular, and one end of the abutment frame 61 is inserted into the mounting frame 5. By matching the mounting positions of the liquid crystal screen body 2 and the outer protective screen 4, one end of the abutting frame 61 is penetrated in the mounting frame 5, and then the elastic strip 62 is abutted against the inner wall of the electric power instrument body 1 by matching the sealing plate 63, referring to fig. 1 and 2.
A plurality of ventilation holes 7 are formed in the inner surface of one side of the mounting frame 5 at equal intervals, a filter membrane frame 8 is arranged in the ventilation holes 7, and a waterproof ventilation membrane 9 is arranged in the filter membrane frame 8. The mounting hole 10 of intercommunication bleeder vent 7 has been seted up to the surface on one side of butt frame 61, cooperate the water conservancy diversion to carry out the circulation of air through bleeder vent 7 and mounting hole 10 to make the air of circulation pass through the waterproof ventilated membrane 9 separation filtration of filter membrane frame 8 installation, be convenient for filter the steam in the air, the normal heat dissipation ventilation of LCD screen body 2 in the use of being convenient for simultaneously, and then avoid moist steam to invade in the cavity between LCD screen body 2 and the outer screen 4 opposite face, refer to fig. 1, fig. 3.
The material of butt frame 61, elastic strip 62 and closing plate 63 is rubber, adopts the sealing performance of rubber, through the assembly cooperation of installing frame 5, butt frame 61, elastic strip 62 and closing plate 63, is convenient for make the relative airtight of chamber's junction all around between LCD screen body 2 and the outer screen 4 opposite face, further reduces the erosion interference of steam in the external environment in to LCD screen body 2 in use to the components and parts of protecting LCD screen body 2 do not receive the damp damage, extension LCD screen body 2's life, refer to FIG. 1, FIG. 2.
The elastic strip 62 is disposed at a side wall of the abutting frame 61, the elastic strip 62 is disposed in a wavy shape, the sealing plate 63 is disposed at one end of the elastic strip 62, and the sealing plate 63 abuts against an inner side wall of the electric power meter body 1 near the mounting frame 5, and the elastic strip 62 and the sealing plate 63 are disposed in a rectangular shape as a whole. Through being provided with elastic sealing component 6, when outer screen 4 received external force and clashed, outer screen 4 takes place certain deformation, and then drive butt frame 61 and produce certain displacement along the atress in installing frame 5, and then drive elastic strip 62 atress, and through the wavy structure of elastic strip 62, make it take place certain elastic deformation, and then through the cooperation of two, be convenient for play certain effect of unloading the power buffering to the atress of screen 4, reduce outer screen 4 and receive the striking back and directly conduct force to LCD screen body 2, and cause the impaired possibility of LCD screen body 2, refer to fig. 1, fig. 2.
It will be apparent to those skilled in the art that the described embodiments are merely some, but not all, of the embodiments of the utility model and that various modifications or additions may be made to the specific embodiments described or substituted in a similar way without deviating from the spirit of the utility model or beyond the scope of the utility model as defined in the appended claims. All other embodiments, which can be made by those skilled in the art and which are included in the embodiments of the present utility model without the inventive step, are intended to be within the scope of the present utility model.
Claims (5)
1. The utility model provides an electric power instrument with LCD screen, includes electric power instrument body (1), the display end of electric power instrument body (1) is provided with LCD screen body (2), and the one end that electric power instrument body (1) is close to LCD screen body (2) is provided with panel (3), panel (3) are embedded to be equipped with outer shielding (4), outer shielding (4) cover is established on the outer terminal surface of LCD screen body (2), a serial communication port, electric power instrument body (1) is close to the surface department of LCD screen body (2) and is provided with installing frame (5), the position department all around at LCD screen body (2) is established to installing frame (5) cover, one side wall department of outer shielding (4) is provided with elastic sealing component (6), and outer shielding (4) are through elastic connection of elastic sealing component (6) and installing frame (5).
2. The electric power instrument with the liquid crystal display according to claim 1, wherein a plurality of ventilation holes (7) are formed in one side inner surface of the installation frame (5) at equal intervals, a filter membrane frame (8) is arranged in the ventilation holes (7), and a waterproof and breathable membrane (9) is arranged in the filter membrane frame (8).
3. An electric power meter with a liquid crystal screen according to claim 2, characterized in that the elastic sealing assembly (6) comprises an abutting frame (61), an elastic strip (62) and a sealing plate (63), the abutting frame (61) is arranged at the inner side wall of the outer protective screen (4), and one end of the abutting frame (61) is arranged in the mounting frame (5) in a penetrating manner.
4. A power meter with a liquid crystal display according to claim 3, wherein the material of the abutting frame (61), the elastic strip (62) and the sealing plate (63) is rubber, and a mounting hole (10) for communicating the ventilation hole (7) is formed on one side surface of the abutting frame (61).
5. A power meter with a liquid crystal screen according to claim 3, characterized in that the elastic strip (62) is arranged at a side wall of the abutting frame (61), the elastic strip (62) is arranged in a wavy shape, the sealing plate (63) is arranged at one end of the elastic strip (62), and the sealing plate (63) abuts against the inner side wall of the power meter body (1) close to the mounting frame (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321260851.0U CN219916633U (en) | 2023-05-23 | 2023-05-23 | Electric power instrument with LCD screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321260851.0U CN219916633U (en) | 2023-05-23 | 2023-05-23 | Electric power instrument with LCD screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219916633U true CN219916633U (en) | 2023-10-27 |
Family
ID=88436142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321260851.0U Active CN219916633U (en) | 2023-05-23 | 2023-05-23 | Electric power instrument with LCD screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219916633U (en) |
-
2023
- 2023-05-23 CN CN202321260851.0U patent/CN219916633U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |