CN218042061U

CN218042061U - Generator backup measurement and control device convenient for maintaining main control board

Info

Publication number: CN218042061U
Application number: CN202221879831.7U
Authority: CN
Inventors: 张群辉; 蔡根; 余能坤
Original assignee: CHN Energy Group Ledong Power Generation Co Ltd
Current assignee: CHN Energy Group Ledong Power Generation Co Ltd
Priority date: 2022-07-21
Filing date: 2022-07-21
Publication date: 2022-12-13
Anticipated expiration: 2032-07-21

Abstract

The utility model belongs to generator backup measurement and control device field, especially, a generator backup measurement and control device convenient to maintain main control board has the problem that is not convenient for maintain the main control board to existing among the prior art, now proposes following scheme, and it includes the casing, the fixing base has all been placed all around of casing inner chamber, one side joint that the fixing base is close to each other has the main control board body, positioning channel section has vertically been seted up at the top of casing inner chamber, positioning channel section inside joint has the apron, be provided with on the casing and carry out spacing complementary unit to the apron, complementary unit includes to rotate along left right direction symmetry and installs at the positive two sets of risers of apron, be provided with control panel on the apron, the utility model discloses utilize complementary unit, only need stimulate the lifting plate downwards to with ninety degrees of riser swing and the apron laminating, can pull out the apron fast, expose the inside main control board body of casing to the convenience is taken out the main control board body fast and is maintained.

Description

Generator backup measurement and control device convenient for maintaining main control board

Technical Field

The utility model relates to a generator reserve measurement and control device technical field especially relates to a generator reserve measurement and control device convenient to maintain main control board.

Background

The generator backup measurement and control device is suitable for backup protection of a steam turbine/water turbine generator with a single machine capacity of 100MW or below, has a measurement and control function, generally completes protection measurement and control of a unit together with a generator differential protection measurement and control device, and a main control board is an important part in the generator backup measurement and control device.

The utility model discloses a utility model with publication number CN211063957U discloses a generator backup protection measurement and control device, this application utilizes the joint of elastic positioning spare and multiunit locating hole to fix the apron, and when needs separate, need to push out the apron along the spout with hard, in the release in-process, elastic positioning spare can receive the extrusion of locating hole lateral wall and compress once more, thereby guarantee the apron smoothly from roll-off in the spout, but this kind of mounting means, when the apron removes, several groups of elastic positioning spare at foremost can constantly with locating hole joint reseparation just can reach corresponding locating hole department, need the user to pay out certain strength when promoting, and do not carry out spacing structure to the apron, when promoting the strength too big, can't make multiunit elastic positioning spare and multiunit locating hole correspond the joint, the installation degree of difficulty has been increased, the dismantlement process is also so, it can dismantle the apron just to rely on dribbling power to pull the apron, but excessive pulling force can cause the damage of elastic positioning spare, the normal pulling of damage of apron can be influenced by the elastic positioning spare, thereby can influence the main control board in the casing.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that has to be not convenient for maintain the main control board among the prior art, and the generator reserve measurement and control device who is convenient for maintain the main control board that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a generator backup measurement and control device convenient to maintain main control board, includes the casing, the fixing base has all been placed around the casing inner chamber, one side joint that the fixing base is close to each other has the main control board body, positioning channel has vertically been seted up at the top of casing inner chamber, positioning channel is interior joint has the apron, be provided with on the casing and carry out spacing complementary unit to the apron, be provided with control panel on the apron.

Preferably, the auxiliary mechanism includes that it installs at the positive two sets of risers of apron to rotate along the left-right direction symmetry, the positive top fixedly connected with diaphragm of casing and diaphragm are located the one side that the riser is close to each other, the both sides at diaphragm top are along the left-right direction symmetry vertical the inserting be equipped with two sets of location axles, the bottom fixedly connected with of location axle carries the pulling plate and the back slip setting of carrying the pulling plate on the casing, the equal fixedly connected with locking seat in both sides of carrying the pulling plate, the locking groove that uses with the locking seat cooperation is seted up to the one side that the riser is close to each other, one side that diaphragm and pulling plate are close to each other is along left-right direction fixedly connected with three sets of springs.

Preferably, the clamping seat is fixedly connected to the two sides of the front surface of the cover plate, and the top end of the positioning shaft is inserted into the bottom of the clamping seat.

Preferably, the top of the fixing seat is fixedly connected with a limiting column, the top end of the limiting column is attached to the bottom of the cover plate, and an auxiliary plate is longitudinally and fixedly connected to one side of the limiting column.

Preferably, two groups of heat dissipation filter screens are symmetrically and longitudinally embedded in the two sides of the bottom of the shell along the left-right direction.

Preferably, the back of riser is laminated on the casing, the riser is L type structure.

Preferably, the back surfaces of the two sides of the cover plate are fixedly connected with positioning lugs, and the front surfaces of the positioning lugs are attached to the shell.

The utility model discloses in, a generator reserve measurement and control device convenient to maintain main control board, through setting up complementary unit, mobilizable riser's design, can make the riser after the constraint that breaks away from positioning channel section, can overturn to vertical state fast, simultaneously under the assistance of locking seat, can be fast with locking groove joint, utilize the elasticity resilience of spring this moment, sustainability gives a pulling force of carrying the arm-tie, thereby can make locking groove and locking seat stabilize the joint, and then can carry on spacingly to the riser, it is quick spacing to be carried out the apron to the riser to be convenient for utilize, avoid the apron to break away from the casing, whole installation is simple and convenient, and very laborsaving, if when needing to dismantle, only need to stimulate the arm-tie downwards, and with ninety degrees and the apron laminating of riser swing, can pull out the apron fast, expose the inside main control board body of casing, thereby the maintenance is taken out fast to the convenience.

Through the design of joint seat, when the lifting plate shifts up is followed to the axle in location, can be quick with joint seat joint, it is spacing to be convenient for carry out the secondary joint to the apron, the stability of butt joint between apron and the casing has further been improved, the design of spacing post, the cooperation apron can be spacing to the fixing base, thereby can carry on spacingly to the main control board body, the stability of main control board body has been improved, the design of while accessory plate, be convenient for take fixing base and main control board body out in the casing fast, convenient to use person maintains the main control board body fast.

Drawings

Fig. 1 is a schematic structural view of a backup measurement and control device of a generator, which is convenient for maintaining a main control board according to the present invention;

fig. 2 is a perspective view of the backup measurement and control device of the generator, which is convenient for maintaining the main control board according to the present invention;

fig. 3 is a partial structural exploded view of a backup measurement and control device of a generator, which is convenient for maintaining a main control board according to the present invention;

fig. 4 is a structural bottom view of the cover plate according to the present invention.

In the figure: 1. a housing; 2. a fixed seat; 3. a main control board body; 4. a limiting column; 5. an auxiliary plate; 6. positioning a clamping groove; 7. a cover plate; 8. a control panel; 9. positioning the bump; 10. an auxiliary mechanism; 101. a vertical plate; 102. a transverse plate; 103. lifting the plate; 104. a locking groove; 105. a locking seat; 106. a spring; 107. positioning the shaft; 11. a clamping seat; 12. heat dissipation filter screen.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example one

Referring to fig. 1-4, a generator backup measurement and control device convenient to maintain main control board, including casing 1, fixing base 2 has all been placed around the casing 1 inner chamber, one side joint that fixing base 2 is close to each other has main control board body 3, positioning channel section 6 has vertically been seted up at the top of casing 1 inner chamber, the joint has apron 7 in positioning channel section 6, be provided with on the casing 1 and carry out spacing complementary unit 10 to apron 7, complementary unit 10's design, only need stimulate downwards and carry arm-tie 103, and laminate ninety degrees with apron 7 with riser 101 swing, can pull out apron 7 fast, expose the inside main control board body 3 of casing 1, thereby conveniently take main control board body 3 out fast and maintain, be provided with control panel 8 on the apron 7.

Example two

The improvement on the basis of the first embodiment: a generator backup measurement and control device convenient for maintaining a main control board comprises a shell 1, fixing seats 2 are arranged on the periphery of an inner cavity of the shell 1, one sides, close to each other, of the fixing seats 2 are clamped with a main control board body 3, two groups of heat dissipation filter screens 12 are symmetrically and longitudinally embedded in the left and right directions on the two sides of the bottom of the shell 1, the heat dissipation filter screens 12 are designed to quickly dissipate heat of the shell 1 and prevent external impurities from entering the shell 1, a positioning clamping groove 6 is longitudinally formed in the top of the inner cavity of the shell 1, a cover plate 7 is clamped in the positioning clamping groove 6, a limiting column 4 is fixedly connected to the top of the fixing seat 2, the top of the limiting column 4 is attached to the bottom of the cover plate 7, the fixing seat 4 is designed to limit the fixing seats 2 by matching with the cover plate 7, so that the main control board body 3 can be limited, the stability of the main control board body 3 is improved, an auxiliary board 5 is longitudinally and fixedly connected to one side of the limiting column 4, the auxiliary plate 5 is designed to facilitate the fixing seat 2 and the main control plate body 3 to be quickly drawn out from the casing 1, and facilitate the user to quickly maintain the main control plate body 3, the back surfaces of both sides of the cover plate 7 are fixedly connected with the positioning lugs 9, the front surfaces of the positioning lugs 9 are attached to the casing 1, the position where the cover plate 7 moves can be limited, and the cover plate 7 can be quickly installed, the casing 1 is provided with an auxiliary mechanism 10 which can limit the cover plate 7, the auxiliary mechanism 10 comprises two sets of vertical plates 101 which are symmetrically and rotatably installed on the front surface of the cover plate 7 along the left-right direction, the top of the front surface of the casing 1 is fixedly connected with a transverse plate 102, the transverse plate 102 is positioned at one side where the vertical plates 101 are close to each other, the back surfaces of the vertical plates 101 are attached to the casing 1, the vertical plates 101 are in an L-shaped structure, the vertical plates 101 can be tightly attached to the casing 1, and the vertical plates 101 can be conveniently attached and fixed to the cover plate 7 for a short time when needing to be disassembled, the user of convenience takes out apron 7 from casing 1 and leaves, the both sides at diaphragm 102 top are along left right direction symmetry vertical insertion and are equipped with two sets of location axle 107, the bottom fixedly connected with of location axle 107 carry pull plate 103 and carry the back of pull plate 103 and slide and set up on casing 1, the equal fixedly connected with locking seat 105 in both sides of pull plate 103, the locking groove 104 that uses with locking seat 105 cooperation is seted up to the one side that riser 101 is close to each other, diaphragm 102 and one side that carries pull plate 103 and be close to each other are along three group of springs 106 of left right direction fixedly connected with, the design of complementary unit 10, only need pull plate 103 of pulling downwards, and swing ninety degrees with riser 101 and the laminating of apron 7, can pull out apron 7 fast, expose 1 inside main control board body 3 of casing, thereby conveniently take main control board body 3 out fast and maintain, the equal fixedly connected with joint seat 11 in both sides in apron 7 front and the top of location axle 107 are inserted and are established in the bottom of joint seat 11, when locating axle 107 follows pull plate 103 and move up, can fast with joint seat 11, can carry out with joint seat 11, be fast with joint 7, be convenient to apron 7, it is further improved to carry out the spacing stability of secondary, be provided with control panel 8 on the casing 1.

In the utility model, when the main control board body 3 in the shell 1 needs to be maintained, the user pulls the pulling plate 103 downwards, thereby driving the locking seat 105 to move downwards rapidly until the locking seat 105 is separated from the contact with the locking groove 104, then the user rotates the vertical plate 101, because the vertical plate 101 is L-shaped and clings to the shell 1, the rotating vertical plate 101 can be attached to the cover plate 7 temporarily, then the user pulls the cover plate 7 to the right side, the cover plate 7 can be pulled away from the shell 1 rapidly, along with the moving-out of the cover plate 7, the locking state of the spacing post 4 and the fixing seat 2 is also released, then the user pulls the auxiliary plate 5, the main control board body 3 can be taken out from the shell 1 rapidly, then the main control board body 3 is separated from the fixing seat 2, the main control board body 3 can be maintained, after the maintenance is completed, the fixing seat 2 is connected to the main control panel body 3 in a clamped mode again and placed in the shell 1, the pulling plate 103 is pulled downwards by a user, the spring 106 can be stretched synchronously, the cover plate 7 is inserted into the positioning clamping groove 6 again, until the positioning lug 9 is in contact with the shell 1, the vertical plate 101 which is separated from the constraint of the positioning clamping groove 6 can rotate to be in a vertical state quickly, at the moment, the spring 106 is used for elastic resilience, the pulling plate 103 can move upwards, the locking seat 105 and the locking groove 104 can be connected in a clamped mode quickly, meanwhile, pulling force is continuously given to the pulling plate 103, the locking groove 104 and the locking seat 105 are connected in a clamped mode stably, the vertical plate 101 can be limited, the cover plate 7 can be installed on the shell 1 quickly, the whole installation and disassembly processes are simple and convenient, labor is saved, and the main control panel body 3 can be maintained quickly by the user.

Above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be included in the protection scope of the present invention.

Claims

1. The utility model provides a generator backup measurement and control device convenient to maintain main control board, includes casing (1), its characterized in that: fixing base (2) have all been placed all around of casing (1) inner chamber, one side joint that fixing base (2) are close to each other has main control board body (3), positioning channel groove (6) have vertically been seted up at the top of casing (1) inner chamber, positioning channel groove (6) interior joint has apron (7), be provided with on casing (1) and carry out spacing complementary unit (10) to apron (7), be provided with control panel (8) on apron (7).

2. The generator backup measurement and control device convenient for maintaining a main control board as claimed in claim 1, wherein the auxiliary mechanism (10) comprises two sets of vertical plates (101) symmetrically rotated in the left-right direction and installed on the front surface of the cover plate (7), the top of the front surface of the housing (1) is fixedly connected with a horizontal plate (102) and the horizontal plate (102) is located on one side where the vertical plates (101) are close to each other, two sets of positioning shafts (107) are symmetrically and vertically inserted on two sides of the top of the horizontal plate (102) in the left-right direction, the bottom end of each positioning shaft (107) is fixedly connected with a lifting plate (103) and the back of the lifting plate (103) is slidably arranged on the housing (1), locking seats (105) are fixedly connected to two sides of the lifting plate (103), locking grooves (104) matched with the locking seats (105) are formed on one side where the vertical plates (101) are close to each other, and three sets of springs (106) are fixedly connected to one side where the horizontal plate (102) and the lifting plate (103) are close to each other in the left-right direction.

3. The generator backup measurement and control device convenient for maintaining a main control board according to claim 1, wherein clamping seats (11) are fixedly connected to two sides of the front surface of the cover plate (7) and the top end of the positioning shaft (107) is inserted into the bottom of the clamping seats (11).

4. The generator backup measurement and control device convenient for maintaining a main control board according to any one of claims 1-3, characterized in that a limiting column (4) is fixedly connected to the top of the fixing base (2), the top end of the limiting column (4) is attached to the bottom of the cover plate (7), and an auxiliary board (5) is longitudinally and fixedly connected to one side of the limiting column (4).

5. The generator backup measurement and control device convenient for maintaining a main control board according to claim 1, characterized in that two groups of heat dissipation filter screens (12) are symmetrically and longitudinally embedded in the left and right directions at two sides of the bottom of the shell (1).

6. The generator backup measurement and control device convenient to maintain main control board of claim 2, characterized in that, the back laminating of riser (101) is on casing (1), riser (101) are L type structure.

7. The generator backup measurement and control device convenient for maintaining a main control board according to claim 1, characterized in that the back surfaces of both sides of the cover plate (7) are fixedly connected with positioning bumps (9) and the front surfaces of the positioning bumps (9) are attached to the shell (1).