CN215774107U

CN215774107U - Top shield cover

Info

Publication number: CN215774107U
Application number: CN202122311443.0U
Authority: CN
Inventors: 沈玉桂; 沈培军; 嵇康华; 张友国
Original assignee: Jiangsu Qianli Electric Co ltd
Current assignee: Jiangsu Qianli Electric Co ltd
Priority date: 2021-09-24
Filing date: 2021-09-24
Publication date: 2022-02-08
Anticipated expiration: 2031-09-24

Abstract

The utility model relates to the technical field of electric power fittings and discloses a top shield cover which comprises a fixed plate, wherein a movable groove is formed in the center of the side face of the fixed plate, two connecting blocks are arranged on the side face of the fixed plate, the upper ends of the side faces of the two connecting blocks are fixedly connected with an upper clamping plate, the lower ends of the side faces of the two connecting blocks are slidably connected with a lower clamping plate, a shield cover main body is clamped between the upper clamping plate and the lower clamping plate, and an adjusting assembly is arranged in the movable groove. According to the utility model, the motor drives the double-end screw to rotate, so that the first sliding block and the second sliding block are driven to move, the first sliding block and the second sliding block drive the connecting block to move, so that the upper clamp plate and the lower clamp plate are driven to move, so that the shielding cover main body with different specifications can be applied, the lower clamp plate is pulled downwards, the shielding cover main body is placed between the upper clamp plate and the lower clamp plate, the spring drives the third sliding block to rebound, so that the lower clamp plate is driven to clamp the shielding cover main body, and the convenience for installing the shielding cover is improved.

Description

Top shield cover

Technical Field

The utility model relates to the technical field of electric power fittings, in particular to a top shielding case.

Background

In order to adapt to the characteristics of high concentration of power load and energy distribution and shortage of energy resources in large-load areas and meet the requirement of environmental protection, large-scale clean energy centralized development and remote transmission gradually become mainstream energy development and utilization modes, the direct-current transmission technology has stronger economic advantages and stability advantages in the aspect of remote transmission of electric energy and is widely adopted, a high-voltage direct-current transmission converter valve is core equipment of a high-voltage direct-current transmission system, the converter valve comprises a converter valve submodule, a supporting structural member, a voltage-sharing structural member, a shielding cover structural member and the like, and a top shielding cover is generally arranged at the top of a converter valve tower.

The existing top shielding cover is connected with the top of the converter valve tower through a frame on the surface of a housing, so that the installation is inconvenient, the frame needs to be replaced aiming at the shielding covers with different specifications, and time and labor are wasted. In response to this situation, those skilled in the art have provided a top shield.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a top shielding case, which solves the problems that the existing top shielding case is inconvenient to install because the top shielding case is connected with the top of a converter valve tower through a frame on the surface of a casing, and time and labor are wasted because the frame needs to be replaced for shielding cases with different specifications.

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

the utility model provides a top shield cover, includes the fixed plate, movable groove has been seted up to fixed plate side center department, and the fixed plate side is equipped with two connecting blocks, the equal fixedly connected with punch holder of two connecting block side upper ends, and the equal sliding connection of two connecting block side lower extremes has the lower plate, and the centre gripping has the shield cover main part between punch holder and the lower plate, and movable inslot portion is equipped with adjusting part.

The adjusting part comprises a limiting plate, a double-end screw is arranged between two sides of the inner wall of the limiting plate, a first slider and a second slider are movably sleeved on two sides of the outer surface of the double-end screw respectively, limiting blocks are fixedly connected to the upper surfaces of the first slider and the second slider respectively, a motor is fixedly mounted on one side of a fixing plate, one end of an output shaft of the motor is fixedly connected with the end part of the double-end screw, and a separating ring is arranged in the middle of the outer surface of the double-end screw.

As a still further scheme of the utility model: two the spout has all been seted up on the connecting block surface, the spacing post of equal fixedly connected with between two spout tops and the bottom inner wall, and two spacing post surfaces all overlap and are equipped with the spring, and two spacing post surfaces all slide to run through and have the third slider, two third slider sides respectively with two lower plate one end fixed connection.

As a still further scheme of the utility model: the spring is arranged between the third sliding block and the inner wall of the top end of the sliding groove.

As a still further scheme of the utility model: the upper clamp plate and the lower clamp plate are both arranged in a concave groove structure, and convex blocks corresponding to the upper clamp plate and the lower clamp plate are arranged on the top end and the bottom end of the shielding case main body respectively.

As a still further scheme of the utility model: the threads of the two ends of the outer side of the double-head screw are opposite, and the first sliding block and the second sliding block are movably sleeved at the two ends of the outer side of the double-head screw through the threads respectively.

As a still further scheme of the utility model: the first sliding block and the second sliding block are connected to the inner wall of the movable groove in a sliding mode.

As a still further scheme of the utility model: the upper surface of the limiting block is attached to the upper surface of the inner part of the limiting plate.

The utility model has the beneficial effects that:

1. the motor drives the double-end screw to rotate, so that the first sliding block and the second sliding block are driven to move, the first sliding block and the second sliding block drive the connecting block to move, and the upper clamping plate and the lower clamping plate are driven to move, so that the shielding cover main body is suitable for shielding cover main bodies with different specifications;

2. stimulate the lower plate downwards, place the shield cover main part between punch holder and lower plate, the spring drives the resilience of third slider to drive lower plate centre gripping shield cover main part, promoted the convenience of installation shield cover.

Drawings

The utility model will be further described with reference to the accompanying drawings.

FIG. 1 is a perspective view of a top shield in its operational state;

FIG. 2 is a perspective view of the top shield in an inoperative condition;

fig. 3 is a perspective view of the adjustment assembly of fig. 1.

In the figure: 1. a shield case main body; 2. an upper splint; 3. a lower splint; 4. a fixing plate; 5. connecting blocks; 51. a chute; 52. a limiting column; 53. a spring; 54. a third slider; 6. a movable groove; 7. an adjustment assembly; 71. a motor; 72. a double-ended screw; 73. a first slider; 74. a second slider; 75. a limiting block; 76. a spacer ring; 711. and a limiting plate.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention, and with reference to fig. 1 to 3, the embodiment of the present invention is as follows:

the utility model provides a top shield cover, includes

fixed plate

4, and 4 side centers of fixed plate department has seted up movable groove 6, and 4 sides of fixed plate are equipped with two connecting blocks 5, and the equal fixedly connected with punch holder 2 in the upper end of 5 sides of two connecting blocks, the equal sliding connection of 5 side lower extremes of two connecting blocks have lower plate 3, and the clamp has shield cover main part 1 between punch holder 2 and the lower plate 3, and 6 inside adjusting part 7 that are equipped with in movable groove.

The adjusting component 7 comprises a limiting plate 711, a double-threaded screw 72 is arranged between two sides of the inner wall of the limiting plate 711, a first slider 73 and a second slider 74 are respectively movably sleeved on two sides of the outer surface of the double-threaded screw 72, limiting blocks 75 are fixedly connected to the upper surfaces of the first slider 73 and the second slider 74, a motor 71 is fixedly installed on one side of the fixing plate 4, one end of an output shaft of the motor 71 is fixedly connected with the end part of the double-thread screw 72, a separating ring 76 is arranged in the middle of the outer surface of the double-thread screw 72, the two ends of the outer side of the double-thread screw 72 are provided with opposite threads, a first sliding block 73 and a second sliding block 74 are movably sleeved at the two ends of the outer side of the double-thread screw 72 through threads respectively, the sliding directions of the first sliding block 73 and the second sliding block 74 are opposite, the first sliding block 73 and the second sliding block 74 are connected with the inner wall of the movable groove 6 in a sliding manner, the upper surface of the limiting block 75 is attached to the upper surface of the inner part of the limiting plate 711, the stability of the movement of the first slider 73 and the second slider 74 is ensured by the arrangement of the limiting block 75.

Spout 51 has all been seted up on two connecting block 5 surfaces, equal spacing post 52 of fixedly connected with between two spout 51 tops and the bottom inner wall, two spacing post 52 surfaces all overlap and are equipped with spring 53, two spacing post 52 surfaces all slide and have run through third slider 54, two third slider 54 sides respectively with two lower plate 3 one end fixed connection, spring 53 sets up between third slider 54 and spout 51 top inner wall, spring 53 through the setting, it removes to drive third slider 54, thereby drive lower plate 3 and remove, so that clamp shield cover main part 1, punch holder 2 and lower plate 3 all establish to the concave groove structure, shield cover main part 1 top and bottom both sides are equipped with the lug corresponding with punch holder 2 and lower plate 3 respectively, be convenient for go into the shield cover main part 1 card between punch holder 2 and the lower plate 3.

The working principle of the utility model is as follows: the fixed plate 4 is fixed on the top of the converter valve tower, the motor 71 drives the double-end screw 72 to rotate, thereby driving the first slider 73 and the second slider 74 to move, the first slider 73 and the second slider 74 driving the connecting block 5 to move, thereby driving the upper clamping plate 2 and the lower clamping plate 3 to move so as to be suitable for the shielding cover main bodies 1 with different specifications, the distance between the upper clamping plate 2 and the lower clamping plate 3 is adjusted according to the shielding cover main bodies 1 with different specifications, the limiting block 75 is arranged to ensure that the first sliding block 73 and the second sliding block 74 do not deviate, the stability of the lifting device is ensured, the lower clamping plate 3 is pulled downwards, the shielding case main body 1 is placed between the upper clamping plate 2 and the lower clamping plate 3, the spring 53 drives the third sliding block 54 to rebound, thereby drive lower plate 3 centre gripping shield cover main part 1, accomplish the installation to shield cover main part 1, through the spacing post 52 that sets up, ensure that third slider 54 can not take place the skew.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to or changed within the scope of the present invention.

Claims

1. A top shielding case comprises a fixing plate (4), and is characterized in that a movable groove (6) is formed in the center of the side face of the fixing plate (4), two connecting blocks (5) are arranged on the side face of the fixing plate (4), the upper ends of the side faces of the two connecting blocks (5) are fixedly connected with an upper clamping plate (2), the lower ends of the side faces of the two connecting blocks (5) are connected with a lower clamping plate (3) in a sliding mode, a shielding case main body (1) is clamped between the upper clamping plate (2) and the lower clamping plate (3), and an adjusting assembly (7) is arranged inside the movable groove (6);

adjusting part (7) includes limiting plate (711), be equipped with double-end screw (72) between limiting plate (711) inner wall both sides, first slider (73) and second slider (74) have been cup jointed in the activity respectively to double-end screw (72) surface both sides, the equal fixedly connected with stopper (75) of first slider (73) and second slider (74) upper surface, fixed plate (4) one side fixed mounting has motor (71), and motor (71) output shaft one end and double-end screw (72) tip fixed connection, double-end screw (72) surface middle part is equipped with spacer ring (76).

2. The top shielding case according to claim 1, wherein sliding grooves (51) are formed in the surfaces of the two connecting blocks (5), limiting posts (52) are fixedly connected between the inner walls of the top ends and the bottom ends of the two sliding grooves (51), springs (53) are sleeved on the surfaces of the two limiting posts (52), third sliding blocks (54) are slidably arranged on the surfaces of the two limiting posts (52), and the side surfaces of the two third sliding blocks (54) are fixedly connected with one ends of the two lower clamping plates (3) respectively.

3. A top shield according to claim 2, wherein said spring (53) is arranged between the third slider (54) and the inner wall of the top end of the slide groove (51).

4. The top shielding case according to claim 1, wherein the upper clamping plate (2) and the lower clamping plate (3) are both configured as a concave groove structure, and the top end and the bottom end of the shielding case body (1) are respectively provided with a convex block corresponding to the upper clamping plate (2) and the lower clamping plate (3).

5. The top shield cover according to claim 1, wherein the two ends of the outer side of the double-threaded screw (72) are provided with opposite threads, and the first slider (73) and the second slider (74) are movably sleeved at the two ends of the outer side of the double-threaded screw (72) through the threads respectively.

6. A top shield according to claim 1, wherein said first slider (73) and said second slider (74) are slidably connected to the inner wall of the movable channel (6).

7. A top shield according to claim 1, wherein said stop block (75) upper surface abuts the stop plate (711) inner upper surface.