CN215872191U

CN215872191U - Relay protection and automatic control device

Info

Publication number: CN215872191U
Application number: CN202121960016.9U
Authority: CN
Inventors: 谢燕芬
Original assignee: Shenyang Luckyou Technology Co ltd
Current assignee: Shenyang Luckyou Technology Co ltd
Priority date: 2021-08-19
Filing date: 2021-08-19
Publication date: 2022-02-18
Anticipated expiration: 2031-08-19

Abstract

The utility model discloses a relay protection and automatic control device, and relates to the technical field of relay protection. This relay protection and automatic control device, including relay protection and automatic control device body, the bottom fixedly connected with base shell of relay protection and automatic control device body, base shell's bottom both sides all are provided with the universal wheel, base shell's inside middle part sliding connection has the connecting block, the bottom fixedly connected with supporting seat of connecting block, hydraulic means No. one of the inside top left side fixedly connected with of base shell, base shell's the two-way asynchronous machine of left side fixedly connected with. The utility model is provided with the universal wheel, when the relay protection and automatic control device body needs to move, the hydraulic transmission rod drives the L-shaped connecting rod to move upwards by controlling the bidirectional asynchronous motor, so that the supporting seat moves upwards until the supporting seat is not contacted with the ground any more, and the movement can be realized.

Description

Relay protection and automatic control device

Technical Field

The utility model relates to the technical field of relay protection, in particular to a relay protection and automatic control device.

Background

The relay protection and automatic control device is developed in the last decade, and the former relay protection and automatic control device is mainly formed by combining a voltage regulator and a phase shifter, is heavy in size and low in precision, and cannot meet the requirement of the checking work of modern microcomputer relay protection. With the continuous development of science and technology, relay protection and automatic control devices have been widely used in various fields, and the comprehensive automation of transformer substations has become the mainstream. Therefore, the relay protection and automatic control device must become an indispensable test tool for modern relay protection workers.

The existing relay protection and automatic control device is inconvenient to move, can only be fixed and stay in one place, and if the existing relay protection and automatic control device needs to be moved, a large amount of human resources need to be wasted.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a relay protection and automatic control device, which solves the problems in the background technology.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: a relay protection and automatic control device comprises a relay protection and automatic control device body, wherein the bottom of the relay protection and automatic control device body is fixedly connected with a base shell, universal wheels are arranged on two sides of the bottom of the base shell, a connecting block is connected to the middle inside of the base shell in a sliding manner, a supporting seat is fixedly connected to the bottom of the connecting block, an L-shaped connecting rod is fixedly connected to the top end of the left side of the connecting block, a vertical clamping tooth rod is fixedly connected to the right side of the connecting block, a limiting block is fixedly connected to the left side of the bottom of the inner wall of the base shell, a first hydraulic device is fixedly connected to the left side of the top end inside the base shell, a combined gear is rotatably connected to the left side inside the base shell, a bidirectional asynchronous motor is fixedly connected to the left side of the base shell, and a transmission bevel gear is fixedly connected to the output shaft of the bidirectional asynchronous motor, the inside right side of base shell rotates from the left hand right side in proper order and is connected with a gear and No. two gears, the inside right side of base shell has set gradually spacing subassembly and No. two hydraulic means from the left hand right side.

Preferably, hydraulic means includes a hydraulic pressure storehouse, the inside bottom of a hydraulic pressure storehouse has hydraulic pressure latch lever and hydraulic pressure transfer line from left right sliding connection.

Preferably, the combination gear comprises a transmission gear, and a driven bevel gear is fixedly connected to the front surface of the transmission gear.

Preferably, spacing subassembly includes L type dead lever, slider, vertical dead lever, pivot and No. two pivots, the left end fixedly connected with spring of slider, the top of slider articulates there is the connecting rod No. one, the bottom of slider articulates there is the connecting rod No. two, the bottom of connecting rod articulates there is the arm of force No. one, the left end fixedly connected with gear buckle of the arm of force No. one, the bottom of connecting rod articulates there is the arm of force No. two, the left end of the arm of force of No. two articulates there is the gear buckle No. two.

Preferably, the middle part of the first force arm is hinged to the top of the vertical fixing rod through a first rotating shaft, and the middle part of the second force arm is hinged to the bottom of the vertical fixing rod through a second rotating shaft.

Preferably, No. two hydraulic means include No. two hydraulic pressure storehouses, No. two hydraulic pressure storehouses's inside top sliding connection has hydraulic push rod, No. two hydraulic pressure storehouses's inside left end sliding connection has horizontal hydraulic stem, horizontal hydraulic stem's left end fixedly connected with horizontal connecting rod.

(III) advantageous effects

The utility model provides a relay protection and automatic control device, which has the following beneficial effects:

(1) the universal wheel is arranged, when the relay protection and automatic control device body needs to move, the hydraulic transmission rod drives the L-shaped connecting rod to move upwards by controlling the bidirectional asynchronous motor, so that the connecting block drives the supporting seat to move upwards until the supporting seat is not contacted with the ground, and the simple and convenient movement of the relay protection and automatic control device body can be realized.

(2) The utility model is provided with the limiting assembly, and the first gear buckle and the second gear buckle in the limiting assembly can limit the rotation of the second gear, so that the position of the supporting seat is fixed, and the influence of the up-and-down movement of the supporting seat on the movement and fixation of the relay protection and automatic control device body is prevented.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural diagram of a first hydraulic apparatus according to the present invention;

FIG. 3 is a schematic view of the composite gear of the present invention;

FIG. 4 is a schematic structural view of a spacing assembly of the present invention;

FIG. 5 is a schematic structural diagram of a second hydraulic apparatus according to the present invention.

In the figure: 1 relay protection and automatic control device body, 2 base shell, 3 universal wheel, 4 connecting blocks, 5 supporting seats, 6L type connecting rod, 7 vertical latch rod, 8 limiting blocks, 9 hydraulic device, 91 hydraulic pressure cabin, 92 hydraulic pressure latch rod, 93 hydraulic pressure transmission rod, 10 combination gear, 101 transmission gear, 102 driven bevel gear, 11 two-way asynchronous motor, 12 transmission bevel gear, 13 first gear, 14 second gear, 15 limiting component, 151L type fixed rod, 152 slider, 153 vertical fixed rod, 154 first rotating shaft, 155 second rotating shaft, 156 spring, 157 first connecting rod, 158 second connecting rod, 159 first moment arm, 1591 first gear 159buckle, 2

second gear

1593, 1593 second gear buckle, 16 second hydraulic device, 161 second hydraulic pressure cabin, 162 hydraulic push rod, 163 horizontal hydraulic rod, 164 horizontal connecting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a relay protection and automatic control device comprises a relay protection and automatic control device body 1, wherein the bottom of the relay protection and automatic control device body 1 is fixedly connected with a base shell 2, universal wheels 3 are arranged on two sides of the bottom of the base shell 2, when the relay protection and automatic control device body 1 needs to move, a hydraulic transmission rod 93 drives an L-shaped connecting rod 6 to move upwards by controlling a bidirectional asynchronous motor 11, so that a connecting block 4 drives a supporting seat 5 to move upwards until the supporting seat 5 is not in contact with the ground, the simple and convenient movement of the relay protection and automatic control device body 1 can be realized, the middle part inside the base shell 2 is slidably connected with a connecting block 4, the bottom of the connecting block 4 is fixedly connected with the supporting seat 5, the top end of the left side of the connecting block 4 is fixedly connected with the L-shaped connecting rod 6, and the right side of the connecting block 4 is fixedly connected with a vertical latch rod 7, the right side of the vertical latch rod 7 is meshed with a first gear 13, the left side of the bottom of the inner wall of the base shell 2 is fixedly connected with a limiting block 8, the left side of the top end inside the base shell 2 is fixedly connected with a first hydraulic device 9, the first hydraulic device 9 comprises a first hydraulic chamber 91, the bottom inside the first hydraulic chamber 91 is slidably connected with a hydraulic latch rod 92 and a hydraulic transmission rod 93 from left to right, the left side of the hydraulic latch rod 92 is meshed with a transmission gear 101, the left side inside the base shell 2 is rotatably connected with a combined gear 10, the combined gear 10 comprises a transmission gear 101, the front side of the transmission gear 101 is fixedly connected with a driven bevel gear 102, the driven bevel gear 102 is vertically meshed with the back side of the transmission bevel gear 12, the left side of the base shell 2 is fixedly connected with a bidirectional asynchronous motor 11, the output shaft of the bidirectional asynchronous motor 11 is fixedly connected with the transmission bevel gear 12, and the right side inside the base shell 2 is sequentially and is rotatably connected with a first gear 13 and a second gear 14 from left to right, the bottom of the second gear 14 is meshed with the first gear 13.

The limiting assembly 15 and the second hydraulic device 16 are sequentially arranged on the right side inside the base shell 2 from left to right, the limiting assembly 15 comprises an L-shaped fixing rod 151, a sliding block 152, a vertical fixing rod 153, a first rotating shaft 154 and a second rotating shaft 155, a spring 156 is fixedly connected to the left end of the sliding block 152, the spring 156 is arranged on the outer side of the L-shaped fixing rod 151, a first connecting rod 157 is hinged to the top end of the sliding block 152, a second connecting rod 158 is hinged to the bottom of the sliding block 152, a first force arm 159 is hinged to the bottom of the first connecting rod 157, a first gear buckle 1591 is fixedly connected to the left end of the first force arm 159, a second force arm 1592 is hinged to the bottom of the second connecting rod 158, a second gear buckle 1593 is hinged to the left end of the second force arm 1592, the middle of the first force arm 159 is hinged to the top of the vertical fixing rod 153 through the first rotating shaft 154, and the middle of the second force arm 1592 is hinged to the bottom of the vertical fixing rod 153 through the second rotating shaft 155, no. one gear buckle 1591 and No. two gear buckles 1593 among the spacing subassembly 15 can restrict the rotation of No. two gears 14, thereby fix the position of supporting seat 5, prevent that supporting seat 5 from reciprocating the removal and the fixing of influence relay protection and automatic control device body 1, No. two hydraulic means 16 includes No. two hydraulic pressure storehouses 161, No. two inside top sliding connection in hydraulic pressure storehouse 161 has hydraulic push rod 162, No. two inside left end sliding connection in hydraulic pressure storehouse 161 has horizontal hydraulic stem 163, the left end fixedly connected with horizontal connecting rod 164 of horizontal hydraulic stem 163.

When the relay protection and automatic control device body 1 needs to be fixed, firstly, the hydraulic push rod 162 is pressed downwards, the horizontal hydraulic rod 163 drives the horizontal connecting rod 164 to move leftwards, the slide block 152 moves leftwards and presses the spring 156, in the process that the slide block 152 moves leftwards, the first force arm 159 hinged with the first connecting rod 157 drives the first gear buckle 1591 to be separated from the top of the second gear 14, the second force arm 1592 hinged with the second connecting rod 158 drives the second gear buckle 1593 to be separated from the bottom of the second gear 14, at the moment, the limiting component 15 loses the limiting effect, secondly, the bidirectional asynchronous motor 11 is opened to enable the transmission bevel gear 12 to rotate clockwise, the transmission gear 101 and the driven bevel gear 102 rotate anticlockwise, the transmission gear 101 drives the hydraulic latch rod 92 to move upwards, the hydraulic transmission rod 93 drives the L-shaped connecting rod 6 to move downwards, the connecting block 4 fixedly connected with the L-shaped connecting rod 6 drives the supporting seat 5 to move downwards, until the bottom of the supporting seat 5 is completely contacted with the ground, the hydraulic push rod 162 is loosened, the compressed spring 156 enables the sliding block 152 to recover to the initial position, the first force arm 159 hinged with the first connecting rod 157 can drive the first gear buckle 1591 to be clamped with the top of the second gear 14 again, the second force arm 1592 hinged with the second connecting rod 158 can drive the second gear buckle 1593 to be clamped with the bottom of the second gear 14 again, the limiting component 15 recovers the limiting function at the moment, the second hydraulic device 16 also recovers to the initial state, the position of the supporting seat 5 is fixed, and then relay protection and the fixing of the automatic control device body 1 can be realized;

when the relay protection and automatic control device body 1 needs to move, firstly, the hydraulic push rod 162 is pressed downwards to enable the limiting component 15 to lose the limiting effect, secondly, the bidirectional asynchronous motor 11 is started to enable the transmission bevel gear 12 to rotate anticlockwise, the transmission gear 101 and the driven bevel gear 102 rotate clockwise, the transmission gear hydraulic latch rod 101 drives the limiting component 92 to move downwards, the hydraulic transmission rod 93 drives the L-shaped connecting rod 6 to move upwards, the connecting block 4 fixedly connected with the L-shaped connecting rod 6 drives the supporting seat 5 to move upwards until the bottom of the supporting seat 5 is separated from the ground, then, the hydraulic push rod 162 is released to enable the limiting component 15 to recover the limiting effect, the position of the supporting seat 5 is fixed again, and the relay protection and automatic control device body 1 can be moved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a relay protection and automatic control device, includes relay protection and automatic control device body (1), the bottom fixedly connected with base shell (2) of relay protection and automatic control device body (1), its characterized in that: the universal wheels (3) are arranged on two sides of the bottom of the base shell (2), the connecting block (4) is connected to the middle of the inside of the base shell (2) in a sliding mode, the supporting seat (5) is fixedly connected to the bottom of the connecting block (4), the L-shaped connecting rod (6) is fixedly connected to the top of the left side of the connecting block (4), the vertical clamping tooth rod (7) is fixedly connected to the right side of the connecting block (4), the limiting block (8) is fixedly connected to the left side of the bottom of the inner wall of the base shell (2), the first hydraulic device (9) is fixedly connected to the left side of the top of the inside of the base shell (2), the combination gear (10) is rotatably connected to the left side of the inside of the base shell (2), the bidirectional asynchronous motor (11) is fixedly connected to the left side of the base shell (2), and the transmission bevel gear (12) is fixedly connected to the output shaft of the bidirectional asynchronous motor (11), the inside right side of base shell (2) rotates in proper order from the left hand right side and is connected with a gear (13) and No. two gear (14), the inside right side of base shell (2) has set gradually spacing subassembly (15) and No. two hydraulic means (16) from the left hand right side.

2. The relay protection and automatic control device according to claim 1, wherein: a hydraulic means (9) include a hydraulic pressure storehouse (91), the inside bottom of a hydraulic pressure storehouse (91) from left right sliding connection has hydraulic pressure latch lever (92) and hydraulic pressure transfer line (93).

3. The relay protection and automatic control device according to claim 1, wherein: the combined gear (10) comprises a transmission gear (101), and a driven bevel gear (102) is fixedly connected to the front surface of the transmission gear (101).

4. The relay protection and automatic control device according to claim 1, wherein: spacing subassembly (15) include L type dead lever (151), slider (152), vertical dead lever (153), pivot (154) and No. two pivot (155), the left end fixedly connected with spring (156) of slider (152), the top of slider (152) articulates there is connecting rod (157), the bottom of slider (152) articulates there is No. two connecting rod (158), the bottom of connecting rod (157) articulates there is arm of force (159), the left end fixedly connected with gear buckle (1591) of arm of force (159), the bottom of connecting rod (158) articulates there is arm of force (1592) No. two, the left end of arm of force (1592) articulates there is gear buckle (1593) No. two.

5. The relay protection and automatic control device according to claim 4, wherein: the middle part of the first force arm (159) is hinged to the top of the vertical fixing rod (153) through a first rotating shaft (154), and the middle part of the second force arm (1592) is hinged to the bottom of the vertical fixing rod (153) through a second rotating shaft (155).

6. The relay protection and automatic control device according to claim 1, wherein: no. two hydraulic means (16) include No. two hydraulic pressure storehouses (161), the inside top sliding connection of No. two hydraulic pressure storehouses (161) has hydraulic push rod (162), the inside left end sliding connection of No. two hydraulic pressure storehouses (161) has horizontal hydraulic stem (163), the left end fixedly connected with horizontal connecting rod (164) of horizontal hydraulic stem (163).