CN211318512U - Three-phase multifunctional liquid crystal instrument - Google Patents
Three-phase multifunctional liquid crystal instrument Download PDFInfo
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- CN211318512U CN211318512U CN201921987367.1U CN201921987367U CN211318512U CN 211318512 U CN211318512 U CN 211318512U CN 201921987367 U CN201921987367 U CN 201921987367U CN 211318512 U CN211318512 U CN 211318512U
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- shell
- heat dissipation
- liquid crystal
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- limiting plate
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Abstract
A three-phase multifunctional liquid crystal instrument comprises a shell, a panel, a heat dissipation port, a heat dissipation device, a base, supporting legs and telescopic rods, wherein the panel is fixedly arranged on the front surface of the shell, the heat dissipation port is arranged on the side surface of the shell, the heat dissipation device is arranged on the upper surface of the shell, the base is positioned at the lowest part of the liquid crystal instrument, the supporting legs are arranged on the base, the telescopic rods are arranged above the supporting legs, the supporting legs are arranged above the telescopic rods, an upper fixing plate, a circuit board and a fixing device are arranged inside the shell, the upper fixing plate is positioned at the upper part inside the shell, the fixing device comprises a lower fixing plate, a limiting post, a limiting spring and a fastening bolt, the lower fixing plate is positioned at the upper part inside the shell, the limiting plate is positioned at the upper part of, spacing spring sets up between limiting plate and the bottom plate on spacing post, and the circuit board sets up between top plate and limiting plate.
Description
Technical Field
The utility model belongs to the technical field of instrument and meter electronics, concretely relates to multi-functional liquid crystal instrument of three-phase.
Background
The three-phase multifunctional electric power instrument is an intelligent device for a low-medium voltage system, has the functions of programmable measurement, electric energy measurement, display, digital communication and the like, adopts a large-scale integrated circuit modular design, and is designed and manufactured according to the electric power monitoring requirements of an electric power system, industrial automation, an intelligent switch cabinet and the like. For a large-screen liquid crystal display interface, a user can easily obtain power parameters, and powerful functional configuration provides a power measurement and control device for the user to construct a power monitoring solution, a power quality monitoring solution and an analysis solution, wherein the power measurement and control device flexibly selects a power instrument and provides a solution for power parameter measurement, power quality monitoring and analysis and electrical equipment control.
The existing liquid crystal instrument mainly has the following defects in the using process: firstly, a liquid crystal instrument generates a large amount of heat in the using process, and if the heat cannot be discharged in time, the phenomena of line aging and electric leakage can be caused, so that the service life of the instrument is influenced; secondly, most of liquid crystal instruments and meters are fixed through bolts, so that the disassembly is inconvenient, and the later maintenance is not facilitated.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a multi-functional liquid crystal instrument of three-phase, this liquid crystal instrument can be fine the problem that prior art exists of having solved.
In order to solve the technical problem, the utility model discloses a following mode realizes:
the utility model provides a multi-functional liquid crystal instrument of three-phase, includes casing, panel, thermovent, heat abstractor, base, supporting leg and telescopic link, the casing sets up in whole liquid crystal instrument periphery, and the panel is fixed to be set up at the casing openly, and the panel size slightly is greater than the casing size, and the panel surface is provided with liquid crystal display, the thermovent sets up on the casing side, and heat abstractor sets up at the casing upper surface, and heat abstractor is connected with the casing through the bolt, the base is located liquid crystal instrument's below, and the supporting leg setting is provided with the telescopic link in four angles departments of base, and the top of supporting leg still is provided with the supporting leg, and then supporting leg and casing bottom link to each other, casing inside is provided with upper fixed plate, circuit board and fixing device, and upper fixed plate is, Limiting plate, spacing post, spacing spring and fastening bolt, bottom plate are located the inside lower part of casing, and the limiting plate is located the upper portion of bottom plate, and bottom plate and limiting plate both ends all are provided with the screw, have fastening bolt to connect limiting plate and bottom plate after spacing post runs through the screw, spacing spring sets up between limiting plate and the bottom plate on spacing post, the circuit board sets up between top plate and limiting plate.
Furthermore, the heat dissipation device comprises fan blades, a motor, a screen plate and an installation head, the installation head is fixedly arranged at the output end of the motor, the fan blades are arranged on two sides of the installation head, the motor is fixedly arranged at the upper end inside the heat dissipation device, and the screen plate is fixedly arranged at the top end outside the heat dissipation device.
Preferably, the limiting plate comprises screw holes and grooves, the screw holes are symmetrically formed in two ends of the limiting plate, the grooves are formed in the middle of the limiting plate, and the grooves are used for being matched with a circuit board.
Compared with the prior art, the utility model discloses the beneficial effect who has:
the liquid crystal instrument of the utility model has the advantages that through the heat dissipation device arranged at the top end and the heat dissipation port arranged on the side face of the shell, the motor in the heat dissipation device is electrically connected with the background monitoring system main body through the wire, so that the heat dissipation through the heat dissipation port is accelerated after the motor is accelerated, and the mesh plate can prevent the damage to the motor caused by the object entering the inside of the heat dissipation device; when the instrument is used, the heat in the instrument is discharged in time through the heat-radiating port and the heat-radiating device, so that the service life of the instrument is prolonged; in addition, the circuit board is arranged between the grooves of the upper fixing plate and the limiting plate through the fastening bolt and the limiting spring, so that the circuit board can be taken out or replaced as required, the sampling precision and speed are improved, and the product high performance is guaranteed.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic transverse section of the present invention.
Fig. 3 is a schematic structural view of the heat dissipation device of the present invention.
Fig. 4 is a schematic structural view of the fixing device of the present invention.
Fig. 5 is the structure schematic diagram of the limiting plate of the utility model.
The respective labels in the figure are: 1. the heat dissipation device comprises a shell, 2, a panel, 3, a heat dissipation port, 4, a heat dissipation device, 41, fan blades, 42, a motor, 43, a screen plate, 44, an installation head, 5, a base, 6, a supporting leg, 7, a telescopic rod, 8, a circuit board, 9, an upper fixing plate, 10, a fixing device, 101, a lower fixing plate, 102, a limiting plate, 103, a limiting column, 104, a limiting spring, 105, a fastening bolt, 1021, a screw hole, 1022 and a groove.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.
As shown in figure 1, a three-phase multifunctional liquid crystal instrument comprises a shell 1, a panel 2, a heat dissipation port 3, a heat dissipation device 4, a base 5, supporting legs 6 and telescopic rods 7, wherein the shell 1 is arranged on the periphery of the whole liquid crystal instrument, the panel 2 is fixedly arranged on the front of the shell, the size of the panel is slightly larger than that of the shell, the surface of the panel is provided with a liquid crystal display screen, the heat dissipation port 3 is arranged on the side surface of the shell, the heat dissipation device 4 is arranged on the upper surface of the shell, the heat dissipation device 4 is connected with the shell through bolts, the base 5 is positioned at the lowest part of the liquid crystal instrument, the supporting legs 6 are arranged at four corners of the base, the telescopic rods are arranged above the supporting legs, the supporting legs 7 are also arranged above the telescopic rods, and further connected with the bottom of the shell, an upper fixing plate 9, fixing device 10 includes bottom plate 101, limiting plate 102, spacing post 103, spacing spring 104 and fastening bolt 105, and the bottom plate is located the inside lower part of casing, and the limiting plate is located the upper portion of bottom plate, and bottom plate and limiting plate both ends all are provided with the screw, and spacing post runs through and has fastening bolt to be connected limiting plate and bottom plate behind the screw, spacing spring sets up between limiting plate and the bottom plate on spacing post, circuit board 8 sets up between top plate and limiting plate.
Further, the heat dissipation device 4 includes fan blades 41, a motor 42, a screen 43 and an installation head 44, the installation head is fixedly disposed at an output end of the motor, the fan blades are disposed at two sides of the installation head, the motor is fixedly disposed at an upper end inside the heat dissipation device, and the screen is fixedly disposed at an outer top end of the heat dissipation device.
Preferably, the limiting plate 102 includes screw holes 1021 and grooves 1022, the screw holes are symmetrically disposed at two ends of the limiting plate, the grooves are disposed in the middle of the limiting plate, and the grooves are used for accommodating the circuit board in a matching manner.
The above embodiments of the present invention are only intended to state again, and for those skilled in the art, without departing from the principles of the present invention, it is also possible to make modifications to the present invention, which are also included in the scope of the claims of the present invention.
Claims (3)
1. A three-phase multifunctional liquid crystal instrument is characterized in that: the liquid crystal display panel comprises a shell, a panel, a heat dissipation port, a heat dissipation device, a base, supporting legs and telescopic rods, wherein the shell is arranged on the periphery of the whole liquid crystal display instrument, the panel is fixedly arranged on the front side of the shell, the size of the panel is slightly larger than that of the shell, the surface of the panel is provided with a liquid crystal display screen, the heat dissipation port is arranged on the side surface of the shell, the heat dissipation device is arranged on the upper surface of the shell and is connected with the shell through bolts, the base is positioned at the lowest part of the liquid crystal display instrument, the supporting legs are arranged at four corners of the base, the telescopic rods are arranged above the supporting legs, the supporting legs are also arranged above the telescopic rods and are further connected with the bottom of the shell, an upper fixing plate, a circuit board and a fixing device are arranged inside the shell, the bottom plate is located the inside lower part of casing, and the limiting plate is located the upper portion of bottom plate, and bottom plate and limiting plate both ends all are provided with the screw, has fastening bolt to connect limiting plate and bottom plate after spacing post runs through the screw, spacing spring sets up between limiting plate and the bottom plate on spacing post, the circuit board sets up between top plate and limiting plate.
2. The three-phase multifunctional liquid crystal instrument according to claim 1, characterized in that: the heat dissipation device comprises fan blades, a motor, a screen plate and an installation head, the installation head is fixedly arranged at the output end of the motor, the fan blades are arranged on two sides of the installation head, the motor is fixedly arranged at the upper end inside the heat dissipation device, and the screen plate is fixedly arranged at the top end outside the heat dissipation device.
3. The three-phase multifunctional liquid crystal instrument according to claim 1, characterized in that: the limiting plate comprises screw holes and grooves, the screw holes are symmetrically arranged at two ends of the limiting plate, and the grooves are formed in the middle of the limiting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921987367.1U CN211318512U (en) | 2019-11-18 | 2019-11-18 | Three-phase multifunctional liquid crystal instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921987367.1U CN211318512U (en) | 2019-11-18 | 2019-11-18 | Three-phase multifunctional liquid crystal instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211318512U true CN211318512U (en) | 2020-08-21 |
Family
ID=72058480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921987367.1U Active CN211318512U (en) | 2019-11-18 | 2019-11-18 | Three-phase multifunctional liquid crystal instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211318512U (en) |
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2019
- 2019-11-18 CN CN201921987367.1U patent/CN211318512U/en active Active
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