CN215682869U

CN215682869U - Microcomputer protection measurement and control instrument

Info

Publication number: CN215682869U
Application number: CN202121785054.5U
Authority: CN
Inventors: 王波
Original assignee: Jiangsu Wanlida Power Technology Co ltd
Current assignee: Jiangsu Wanlida Power Technology Co ltd
Priority date: 2021-08-02
Filing date: 2021-08-02
Publication date: 2022-01-28
Anticipated expiration: 2031-08-02

Abstract

The utility model discloses a microcomputer protection measurement and control instrument which comprises a control panel, a shell, a display screen, a keyboard, an indicator light, a first protection plate, a second protection plate, a protection film, an installation assembly, a first connecting assembly and a second connecting assembly, wherein the shell is detachably arranged on the control panel, the display screen is arranged on the control panel, the keyboard is arranged on the control panel, the indicator light is arranged on the control panel, the first protection plate is matched with the control panel, the second protection plate is arranged on the control panel, the protection film is detachably arranged on the first protection plate, the installation assembly is used for connecting the protection film and the control panel, the first connecting assembly is used for connecting the control panel and the first protection plate, the second connecting assembly is used for connecting the control panel and the second protection plate, and an LED display screen is arranged on the control panel.

Description

Microcomputer protection measurement and control instrument

Technical Field

The utility model belongs to the technical field of microcomputer protection devices, and particularly relates to a microcomputer protection measurement and control instrument.

Background

The microcomputer protection is composed of high integration, single chip without bus, high-precision current and voltage transformer, high-insulation outlet intermediate relay, high-reliability switch power supply module, etc. The microcomputer protection device is mainly used for power plants, transformer substations, power distribution stations and the like with the voltage class of 110KV and below, and can also be used for protecting, measuring and controlling the voltage and the current of a system in the voltage class of 70V-220V. The microcomputer protection device has rich software functions, complete varieties, high integration level, small volume and light weight, and is convenient for centralized screen assembly and scattered installation on the switch cabinet.

Most of the existing microcomputer protection measurement and control instruments do not have a display for displaying three-phase data, and the three-phase data cannot be accurately detected.

SUMMERY OF THE UTILITY MODEL

The utility model provides a microcomputer protection measurement and control instrument for overcoming the defects of the prior art.

In order to achieve the purpose, the utility model adopts the following technical scheme: a microcomputer protection measurement and control instrument comprises a control panel, a shell which is detachably arranged on the control panel, a display screen which is arranged on the control panel, a keyboard which is arranged on the control panel, an indicator light which is arranged on the control panel, a first protection plate which is matched with the control panel, a second protection plate which is arranged on the control panel, a protection film which is detachably arranged on the first protection plate, an installation component which is used for connecting the protection film and the control panel, a first connecting component which is used for connecting the control panel and the first protection plate, and a second connecting component which is used for connecting the control panel and the second protection plate, the LED display screen is arranged on the control panel, and the connecting assembly comprises a first clamping groove arranged on the control panel, a fixed frame matched with the first clamping groove, an elastic clamping plate arranged on the fixed frame, a second inserting groove arranged on the first inserting groove and an unlocking part; the shell comprises a top plate correspondingly arranged on a control panel, side plates symmetrically and detachably arranged on two sides of the top plate, a cover plate detachably arranged on the top plate, a first connecting plate arranged on the top plate, a first screw used for connecting the first connecting plate and the side plates, and a second screw used for connecting the cover plate and the top plate; when the shell is installed, the two top plates are correspondingly installed on the control panel through screws, then the side plates are fixed on the two sides of the top plates through the first screws, and then the cover plates are fixed on the top plates through the second screws, so that the installation is convenient; when the device needs to be overhauled, the side plate and the cover plate can be disassembled by rotating the first screw or the second screw, the side plate and the cover plate are not connected, the side plate and the cover plate can be independently disassembled, and the whole shell does not need to be completely disassembled during overhauling; but through LED display screen real-time detection three-phase data, and through fixing the protecting film in LED display screen and display screen top, can play the guard action to the display screen, during the installation protecting film, only need with the elasticity cardboard insert the second inserting groove in can, it is convenient to dismantle, be convenient for change and clear up the protecting film.

Preferably, the unlocking part comprises a first sliding groove arranged on the first protection plate, an unlocking plate arranged in the first sliding groove, a second sliding groove arranged on the first protection plate, a push plate arranged in the second sliding groove and a control connection plate for connecting the push plate and the unlocking plate, and the unlocking plate is provided with a first inclined guide surface; when the protecting film needs to be replaced, the push plate is pushed to drive the unlocking plate to move, the unlocking plate can be inserted into the lower portion of the fixing frame through the first inclined guide face, one corner of the fixing frame is jacked up, and the fixing frame can be taken out completely from the first clamping groove conveniently in the follow-up process.

Preferably, the second connecting assembly comprises a first mounting groove arranged on the control panel, a first limiting groove arranged on the first mounting groove, a first plugboard arranged on the second protection plate, a first plugboard arranged on the first mounting groove, a first clamping block arranged on the second protection plate and a first clamping groove arranged on the control panel.

Preferably, the first clamping block is provided with a first inclined surface and a second inclined surface, the first clamping groove is provided with a third inclined surface, and the second inclined surface can be attached to the third inclined surface; the first inclined surface can play a role in guiding, so that the first clamping block can be conveniently inserted into the first clamping groove, and the force can be conveniently applied to the first clamping block; the second inclined surface and the third inclined surface are arranged, so that the locking effect of the first clamping block can be enhanced.

Preferably, the second protection plate is provided with a limit plate, the limit plate is provided with a reinforcing plate, and the limit plate is attached to the side wall of the first limit groove; support on the lateral wall of first spacing groove through the second guard plate, can play spacing effect to the second guard plate, prevent that the relative control panel of second limiting plate from gliding, guarantee the locking effect of first fixture block.

Preferably, the first connecting assembly comprises a second mounting groove arranged on the control panel, a second limiting groove arranged on the second mounting groove, a first positioning groove arranged on the second mounting groove, a support plate arranged on the first protection plate, a second plug-in plate arranged on the support plate, a second plug-in groove arranged on the second mounting groove, a second clamping block arranged on the first protection plate, a second clamping groove arranged on the control panel, a clamping plate arranged on the support plate and a third clamping groove arranged on the first positioning groove, and the first positioning groove can be used for the support plate to insert; the supporting plate is arranged, so that a gap exists between the first protection plate and the control panel, and the protection buffering effect of the first protection plate is improved.

Preferably, the clamping plate is provided with a first convex part and a fourth inclined surface, the first convex part is provided with a fifth inclined surface, and the third clamping groove is provided with an arc-shaped bending surface; the fifth inclined surface is arranged to facilitate the insertion of the clamping plate into the third clamping groove, and when the clamping plate is inserted into the third clamping groove, the first convex part is tightly abutted against the side wall of the third clamping groove, so that the locking effect is achieved; set up the fourth inclined plane and both can prevent that the cardboard from bending excessively when inserting the third draw-in groove, still can guarantee the bounce of cardboard for first convex part can closely support on the lateral wall of third draw-in groove.

Preferably, the bottom of the control panel is provided with a curved surface; the microcomputer protection measurement and control instrument can move forward and backward conveniently.

Preferably, the second clamping groove is provided with an elastic bulge, and the clamping plate is provided with a groove matched with the elastic bulge; further improving the locking effect of the clamping plate.

Preferably, the resilient catch plate is provided with a second inclined guide surface and a locking inclined surface.

In summary, when the housing is installed, the two top plates are correspondingly installed on the control panel through the screws, the side plates are fixed on the two sides of the top plates through the first screws, and the cover plate is fixed on the top plates through the second screws, so that the mounting is convenient; when needs overhaul the device, through rotating first screw or second screw, can accomplish the dismantlement to curb plate and apron, and curb plate and apron do not have the relation of connection, and curb plate and apron can independently be dismantled, need not to dismantle whole casing during the maintenance entirely.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic diagram of the structure of the explosion rear view of the present invention.

Fig. 3 is an enlarged view of fig. 2 at a.

Fig. 4 is an enlarged view of fig. 2 at B.

Fig. 5 is a schematic diagram of an explosive structure according to the present invention.

Fig. 6 is an enlarged view of fig. 5 at a.

Fig. 7 is an enlarged view at B of fig. 5.

Fig. 8 is a schematic structural view of the second guard plate.

Fig. 9 is a schematic structural view of the first guard plate.

Fig. 10 is a schematic view of a part of the structure of the control panel.

Fig. 11 is a schematic diagram of the first protection plate.

Fig. 12 is a cross-sectional view of fig. 11.

Fig. 13 is an enlarged view of fig. 12 at a.

Fig. 14 is an enlarged view at B of fig. 12.

Detailed Description

As shown in fig. 1-13, a microcomputer protection measurement and control instrument comprises a control panel 1, a housing, a display screen 3, a keyboard 4, an indicator lamp 5, a first protection plate 6, a second protection plate 7, an LED display screen 10, a mounting assembly, a wiring terminal, a measurement and control circuit, a first connecting assembly and a second connecting assembly, wherein a curved surface 11 is arranged at the bottom of the control panel 1; the measurement and control circuit is arranged on the control panel; the shell comprises a top plate 21, a side plate 22, a cover plate 23, a first connecting plate 24, a first screw 25 and a second screw 26, wherein the top plate 21 is correspondingly and vertically fixed on the control panel through the screws, a plurality of sliding grooves 211 are uniformly formed in the top plate, and first threaded holes 212 are formed in two sliding grooves; the width of the side wall 22 is the same as the distance between the two top plates; the first connecting plate 24 is fixed on the top plate, and a second threaded hole is formed in the first connecting plate; the first screw 25 can be screwed in the second threaded hole, and a hole for the first screw to pass through is formed in the side plate; the cover plate 23 is provided with a hole for a second screw to pass through; the second screw 26 may be threaded within the first threaded bore.

Specifically, the indicator lamps 5 are arranged on the control panel and comprise a first indicator lamp 51 and a

second indicator lamp

52, 6 first indicator lamps are arranged and respectively indicate an operation state, a fault signal, an alarm signal, a communication signal, a charging signal and a remote signal, and 3 second indicator lamps are arranged and respectively indicate a jump signal, a closing signal and an energy storage signal; the keyboard 4 is provided with 8 key positions, namely a confirmation key, an exit key, an upward cursor/plus one key, a downward cursor/minus one key, a left cursor shifting key 45, a right cursor shifting key, a closing key and a separating key.

Specifically, the second connecting assembly comprises a first mounting groove 81, a first limiting groove 82, a first plug board 83, a first plug groove 84, a first clamping block 85, a first clamping groove 86, a limiting board 87 and a reinforcing board 88, wherein the first mounting groove 81 is formed in the control panel and can be just used for a second protection plate to be clamped in; the first limiting groove 82 is formed in the bottom surface of the first mounting groove; the first inserting-connecting grooves 84 are symmetrically arranged on the first mounting groove; the first inserting plate 83 is fixed on the second protection plate and can be inserted into the first inserting groove; the first fixture block 85 is fixed on the second protection plate, the first fixture block is provided with a first inclined surface 851 and a second inclined surface 852, the first fixture block 86 is arranged on the control plate and is provided with a third inclined surface 861, and the second inclined surface can be attached to the third inclined surface; the limiting plate 87 is fixed on the second protective plate and is attached to the side wall of the first limiting groove; one side of the reinforcing plate 88 is fixed on the limiting plate, and the other side is fixed on the second protection plate.

Specifically, the first connecting assembly comprises a second mounting groove 91, a second limiting groove 92, a first positioning groove 93, a support plate 94, a second plug board 95, a second plug groove 96, a second clamping block 97, a second clamping groove 98, a clamping plate 99, a third clamping groove 61, an elastic bulge and a groove 63, wherein the second mounting groove 91 is formed in the control panel and can be just used for a first protection plate to enter; the second limiting groove 92 is formed in the bottom surface of the second mounting groove; the first positioning groove 93 is formed in the second limiting groove; the supporting plate 94 is fixed on the first protection plate and can be just inserted into the first positioning groove; the second inserting plate 95 is fixed on the supporting plate; the second inserting groove 96 is formed in the second mounting groove, and a second inserting plate can be inserted into the second mounting groove; the second fixture block 97 is fixed on the first protection plate, and the specific structure of the second fixture block is the same as that of the first fixture block; the second clamping groove 98 is formed in the control panel and can be used for clamping a second clamping block; the clamping plate 99 is correspondingly fixed on the supporting plate, and is provided with a first convex part 991 and a fourth inclined surface 992, and the first convex part is provided with a fifth inclined surface 993; the third clamping groove 61 is formed in the bottom of the first positioning groove, and an arc-shaped bending surface is formed in the third clamping groove; the elastic bulge is fixed in the third clamping groove; the recess 63 is provided in the catch plate, into which the resilient projection can enter.

Specifically, the mounting assembly comprises a first clamping groove 101, a fixed frame 102, an elastic clamping plate 103, a second insertion groove 104 and an unlocking part, wherein the first clamping groove 101 is formed in a first protection plate; the fixing frame 102 is used for fixing the protective film and can be just clamped into the first clamping groove; the elastic clamping plate 103 is fixed on the fixing frame and is provided with a second inclined guide surface 1031 and a locking inclined surface 1302; the second mating groove 104 is just for the resilient snap-in board to snap into.

Specifically, the unlocking part comprises a first sliding groove 105, an unlocking plate 106, a second sliding groove 107, a push plate 108 and a control connecting plate 109, wherein the first sliding groove 105 is formed in a first protection plate; the unlocking plate 106 is arranged in the first sliding groove and can slide relative to the first sliding groove; the second sliding groove 107 is formed in the first protection plate; the push plate 108 is arranged in the second sliding groove; one end of the control connecting plate 109 is fixed on the unlocking plate, the other end is fixed on the push plate, and the unlocking plate is provided with a first inclined guide surface.

Claims

1. The utility model provides a computer protection observes and controls appearance, includes control panel (1), can dismantle and locates casing on the control panel, locate display screen (3) on the control panel, locate keyboard (4) on the control panel, locate last pilot lamp (5) of control panel, with first guard plate of control panel complex (6), locate second guard plate (7) on the control panel, can dismantle and locate protective film on the first guard plate, be used for connecting the installation component, the connection of protective film and first guard plate the first connecting element and the connection of control panel and first guard plate the second connecting element of control panel and second guard plate, its characterized in that: the control panel is provided with an LED display screen, and the connecting assembly comprises a first clamping groove arranged on the first protection plate, a fixing frame matched with the first clamping groove, an elastic clamping plate arranged on the fixing frame, a second inserting groove arranged on the first clamping groove and an unlocking part; the shell comprises a top plate (21) correspondingly arranged on the control panel, side plates (22) symmetrically and detachably arranged on two sides of the top plate, a cover plate (23) detachably arranged on the top plate, a first connecting plate (24) arranged on the top plate, a first screw (25) used for connecting the first connecting plate and the side plates, and a second screw (26) used for connecting the cover plate and the top plate.

2. The microcomputer protection measurement and control instrument according to claim 1, characterized in that: the unblock part is including locating first sliding tray on the first guard plate, locating unblock board in the first sliding tray, locating second sliding tray on the first guard plate, locating push pedal in the second sliding tray and being used for connecting the control connection board of push pedal and unblock board, be equipped with first slope guide face on the unblock board.

3. The microcomputer protection measurement and control instrument according to claim 1, characterized in that: the second connecting assembly comprises a first mounting groove (81) arranged on the control panel, a first limiting groove (82) arranged on the first mounting groove, a first plug board (83) arranged on the second protection plate, a first plug groove (84) arranged on the first mounting groove, a first clamping block (85) arranged on the second protection plate and a first clamping groove (86) arranged on the control panel.

4. The microcomputer protection measurement and control instrument according to claim 3, characterized in that: the first fixture block (85) is provided with a first inclined surface (851) and a second inclined surface (852), the first clamping groove (86) is provided with a third inclined surface (861), and the second inclined surface can be attached to the third inclined surface.

5. The microcomputer protection measurement and control instrument according to claim 3, characterized in that: the second protection plate is provided with a limiting plate (87), the limiting plate is provided with a reinforcing plate (88), and the limiting plate is attached to the side wall of the first limiting groove.

6. The microcomputer protection measurement and control instrument according to claim 1, characterized in that: the first connecting assembly comprises a second mounting groove (91) arranged on the control panel, a second limiting groove (92) arranged on the second mounting groove, a first positioning groove (93) arranged on the second mounting groove, a support plate (94) arranged on the first protection plate, a second plug-in board (95) arranged on the support plate, a second plug-in groove (96) arranged on the second mounting groove, a second clamping block (97) arranged on the first protection plate, a second clamping groove (98) arranged on the control panel, a clamping plate (99) arranged on the support plate and a third clamping groove (61) arranged on the first positioning groove, wherein the first positioning groove can be used for the support plate to insert.

7. The microcomputer protection measurement and control instrument according to claim 6, characterized in that: cardboard (99) are equipped with first convex part (991) and fourth inclined plane (992), first convex part (991) are equipped with fifth inclined plane (993), the third draw-in groove is equipped with the arc curved surface.

8. The microcomputer protection measurement and control instrument according to claim 1, characterized in that: the bottom of the control panel is provided with a bending surface.

9. The microcomputer protection measurement and control instrument according to claim 6, characterized in that: the third clamping groove is provided with an elastic bulge, and the clamping plate (99) is provided with a groove (63) matched with the elastic bulge.

10. The microcomputer protection measurement and control instrument according to claim 1, characterized in that: the elastic clamping plate is provided with a second inclined guide surface and a locking inclined surface.