CN213017012U

CN213017012U - Protection device for hydraulic pump station

Info

Publication number: CN213017012U
Application number: CN202020964539.XU
Authority: CN
Inventors: 刘克蒙; 王志狄; 葛体波
Original assignee: Ningbo Haitian Electric Furnace Technology Co ltd
Current assignee: Ningbo Haitian Electric Furnace Technology Co ltd
Priority date: 2020-05-30
Filing date: 2020-05-30
Publication date: 2021-04-20
Anticipated expiration: 2030-05-30

Abstract

The utility model relates to a protection device for hydraulic power unit, which comprises a shell arranged above a frame, wherein the shell comprises a front plate close to one side of a control valve, side plates arranged at two sides of the front plate, a rear plate fixedly arranged at one side of the two side plates far away from the control valve and a top plate fixedly arranged above the two side plates; the front plate can slide on the two side plates, and one side of the front plate close to the pipeline is arranged at intervals with the rack; the front plate fixing device is characterized by further comprising a first sliding mechanism, a second sliding mechanism and a fixing mechanism, wherein the first sliding mechanism is arranged on one side, close to the control valve, of the shell and can drive the front plate to slide upwards, the second sliding mechanism is arranged below the shell and can drive the shell to slide towards one side, far away from or close to the control valve, and the fixing mechanism is arranged on the shell and is used for fixing the front plate. It can cover the hydraulic pump station, reduces a large amount of dust and moisture contact in hydraulic pump station each part and the operation environment, improves hydraulic pump station's stability.

Description

Protection device for hydraulic pump station

Technical Field

The utility model belongs to the technical field of hydraulic power unit's technique and specifically relates to a protection device for hydraulic power unit is related to.

Background

The hydraulic pump station is designed for tipping full furnace load in the electric furnace metallurgy process, and a hydraulic pump station system is widely applied to various fields as a device which is widely applied in modern mechanical industry.

As shown in fig. 1, a hydraulic pump station in the prior art generally comprises a frame 1, a control valve 11 arranged on the frame 1, an oil tank 12 fixed on the frame 1, a hydraulic pump 13, a hydraulic component 14, and a pipeline 15 arranged on the hydraulic component 14.

However, in the process of electric furnace metallurgy, the working environment is severe, the air contains a large amount of dust and moisture, the dust contains a large amount of metal particles with complex chemical components and irregular shapes, and the pump station is exposed in the environment for a long time, the dust and the moisture in the air can be attached to the surface of the hydraulic pump station and even enter the interior of each part of the hydraulic pump station, so that the normal work of the hydraulic pump station is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a be not enough to prior art exists, the utility model aims at providing a protection device for hydraulic power unit, it can cover the hydraulic pump station, reduces a large amount of dust and the moisture contact among each part of hydraulic power unit and the operation environment, improves hydraulic power unit's stability.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a protection device for a hydraulic pump station comprises a shell arranged above a hydraulic pump station rack, wherein the shell comprises a front plate arranged above the rack and close to one side of a control valve, two side plates respectively arranged at two sides of the front plate, a rear plate fixedly arranged at one sides of the two side plates far away from the control valve and a top plate fixedly arranged above the two side plates;

the front plate can slide between the two side plates along the height direction of the rack, and one end of the front plate close to the pipeline is arranged at intervals with the rack;

the protection device also comprises a first sliding mechanism which is arranged on one side of the side plate close to the control valve and is used for sliding the front plate, and a second sliding mechanism which is arranged below the side plate and is used for sliding the shell to one side far away from or close to the control valve;

and the side plates are also provided with a fixing mechanism which can prevent the front plate from sliding down under the action of self gravity after sliding upwards.

Through adopting above-mentioned technical scheme, when the user need not operate hydraulic power unit, hydraulic power unit is covered to the casing, reduces a large amount of dust and moisture contact in hydraulic power unit each part and the operation environment, improves hydraulic power unit's stability. When a user needs to operate the control valve, the front plate can be moved upwards through the first sliding mechanism, the fixing mechanism fixes the front plate, and the user can operate the exposed control valve; the user need overhaul and maintain the during operation to hydraulic power unit, can be with the front bezel after upwards sliding through first glide machanism, and fixed establishment is fixed with the front bezel, promotes the casing through the second glide machanism and slides to keeping away from control valve one side, and the user can overhaul and maintain the work to hydraulic power unit.

The present invention may be further configured in a preferred embodiment as: the fixing mechanism comprises a rotating shaft fixedly arranged on the shell, a clamping block rotatably connected to the rotating shaft and a knob fixedly arranged on the clamping block;

the side surface of the clamping block close to the front plate is obliquely arranged to be an inclined surface, the inclined direction is gradually obliquely arranged towards the front plate along the side close to the top plate,

the front plate is provided with a clamping groove matched with the clamping block, an elastic element is arranged between the clamping block and the shell, and the clamping block is clamped in the clamping groove under the action of the elastic element.

By adopting the technical scheme, when a user needs to operate the control valve, the front plate can slide upwards through the first sliding mechanism, the clamping groove formed in the front plate slides to the position of the clamping block, the clamping block is clamped in the clamping groove under the action of the elastic element, the front plate is fixed and cannot move up and down continuously, and the user can operate the exposed control valve without supporting the front plate by hands; when the user does not need to operate the control valve, the rotary knob drives the fixture block fixedly connected with the rotary knob to rotate along with the rotary knob, the fixture block is separated from the clamping groove, the front plate slides downwards through the first sliding mechanism, and the hydraulic pump station is continuously covered.

The present invention may be further configured in a preferred embodiment as: the inclined plane of the clamping block and the connection part of the side surface of the clamping block close to the top plate are in transition arc-shaped arrangement.

Through adopting above-mentioned technical scheme, the circular-arc setting of transition can reduce the frictional force between fixture block and the draw-in groove, and the fixture block of being convenient for gets into or breaks away from the draw-in groove.

The present invention may be further configured in a preferred embodiment as: the first sliding mechanism comprises a sliding chute arranged on the side plate and a sliding block fixedly arranged on the front plate and matched with the sliding chute;

the sliding block can slide in the sliding groove in the direction close to or far away from the rack.

By adopting the technical scheme, a user pushes the front plate upwards and slides upwards in the sliding groove together with the sliding block fixedly arranged on the front plate, so that the opening state of the shell close to one side of the control valve is realized; the user pushes the front plate downwards, and the front plate and the sliding block fixedly arranged on the front plate slide downwards in the sliding groove, so that the closed state of the shell close to one side of the control valve is realized.

The present invention may be further configured in a preferred embodiment as: the second sliding mechanism comprises a guide rail fixedly arranged on the rack and a connecting groove which is arranged below the side plate and is matched with the guide rail;

the guide rail is slidable in the connecting groove in a direction toward or away from the control valve.

By adopting the technical scheme, a user needs to open the front plate upwards firstly, then pushes the shell to one side far away from the control valve, and the connecting groove slides on the guide rail, so that the opening state of the shell is realized; the user pushes the casing to one side close to the control valve, the connecting groove slides on the guide rail, and the front plate is closed downwards, so that the closed state of the casing is realized.

The present invention may be further configured in a preferred embodiment as: the cross section of guide rail is the T type setting, promptly the cross section of spread groove also is the T type setting.

Through adopting above-mentioned technical scheme, the T type sets up and has restricted the casing to other upwards removal, makes it only can slide along the direction that is close to or keeps away from the control valve.

The present invention may be further configured in a preferred embodiment as: the both ends of guide rail all are provided with first stopper, the one end that the backplate is close to the frame is kept away from to the curb plate is provided with the second stopper, the second stopper is located between two first stoppers.

By adopting the technical scheme, when the front plate moves to one side close to the control valve, the front plate cannot move forwards continuously by the first limiting block; when the second limiting block enables the front plate to move to the side far away from the control valve, the front plate cannot move backwards continuously.

The present invention may be further configured in a preferred embodiment as: the front plate is provided with a handle which is convenient for lifting the front plate.

Through adopting above-mentioned technical scheme, the handle provides handheld position for the user when lifting the front bezel, and is more convenient when the user lifts the front bezel.

The present invention may be further configured in a preferred embodiment as: a plurality of heat dissipation holes are formed in the shell.

Through adopting above-mentioned technical scheme, the louvre can discharge the heat that hydraulic power unit during operation produced.

To sum up, the utility model discloses a following at least one useful technological effect:

1. when a user does not need to operate the hydraulic pump station, the shell covers the hydraulic pump station, contact between each part of the hydraulic pump station and a large amount of dust and moisture in an operation environment is reduced, and the stability of the hydraulic pump station is improved;

2. when a user needs to operate the control valve, the front plate can slide upwards, the clamping mechanism fixes the front plate at a certain height, and the user can operate the exposed control valve without supporting the front plate by hands;

3. the transition arc-shaped arrangement can reduce the friction force between the clamping block and the clamping groove, so that the clamping block can conveniently enter or separate from the clamping groove.

Drawings

FIG. 1 is a schematic diagram of a hydraulic pump station in the background art;

FIG. 2 is a schematic view of the structure of the protection device;

FIG. 3 is an enlarged partial schematic view of portion A of FIG. 2;

FIG. 4 is a schematic view of the raised front plate;

FIG. 5 is an enlarged partial view of portion B of the drawing;

fig. 6 shows a schematic view of the structure of the case after the case is pulled apart.

In the figure, 1, a frame; 11. a control valve; 12. an oil tank; 13. a hydraulic pump; 14. a hydraulic component; 15. a pipeline; 2. a housing; 21. heat dissipation holes; 3. a front plate; 31. a card slot; 32. a handle; 33. a second limiting block; 4. a side plate; 5. a back plate; 6. a top plate; 7. a first sliding mechanism; 71. a chute; 72. a slider; 8. a second sliding mechanism; 81. a guide rail; 82. connecting grooves; 83. a first stopper; 9. a fixing mechanism; 91. a rotating shaft; 92. a clamping block; 93. a knob; 94. a torsion spring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 2, for the utility model discloses a protection device for hydraulic power unit, including setting up casing 2 in frame 1 top, casing 2 is one side open-ended cuboid setting that inside cavity is close to frame 1, and casing 2 includes front bezel 3 that is close to control valve 11 one side, sets up curb plate 4 in front bezel 3 both sides, sets firmly rear bezel 5 of keeping away from control valve 11 one side at two curb plates 4 and sets firmly roof 6 in two curb plates 4 tops. One side of the front plate 3 close to the pipeline 15 is arranged at intervals with the frame 1, so that the pipeline 15 can be conveniently connected with other external equipment. The shell is provided with a plurality of heat dissipation holes 21 for discharging heat generated by the hydraulic pump station during working.

Referring to fig. 3 and 4, the front plate 3 is slidably connected between the two side plates 4, so that the front plate 3 can slide along the height direction of the frame 1, and a first sliding mechanism 7 for realizing the sliding of the front plate 3 is arranged between the front plate 3 and the side plates 4. A second sliding mechanism 8 which enables the shell 2 to slide to the side far away from or close to the control valve 11 is arranged between the side plate 4 and the frame 1. The side plate 4 is also provided with a fixing mechanism 9 which ensures that the front plate 3 does not slide down under the action of self gravity after being lifted. The handle 32 is arranged at one end of the front plate 3 close to the frame 1, and the handle 32 provides a hand-held part for a user when lifting the front plate 3, so that the user can lift the front plate 3 more conveniently.

Referring to fig. 4 and 5, one end of one of the side plates 4 close to the top plate 6 and the front plate 3 is provided with a mounting groove, and the fixing mechanism 9 is positioned in the mounting groove. The fixing mechanism 9 includes a rotating shaft 91 fixed to the side plate 4, and an axis of the rotating shaft 91 is perpendicular to the side plate 4. A clamping block 92 is rotatably connected to the rotating shaft 91, the side surface, close to the front plate 3, of the clamping block 92 is inclined to form an inclined surface, the inclined surface of the clamping block 92 is inclined to the front plate 3 gradually towards the side close to the top plate 6, and the joint of the inclined surface of the clamping block 92 and the side surface, close to the top plate 6, of the clamping block is in a transitional arc shape. One side of the front plate 3 close to the frame 1 is provided with a slot 31 matched with the fixture block 92, and the fixture block 92 is clamped in the slot 31 to limit the vertical sliding range of the front plate 3. The knob 93 is arranged at one end of the fixture block 92 far away from the front plate 3, the knob 93 is arranged in a cylindrical shape, the axis of the knob 93 is perpendicular to the side plate 4, one end of the knob 93 is fixedly connected with the fixture block 92, and the other end of the knob extends out of the shell 2. An elastic element is arranged between the fixture block 92 and the side wall of the mounting groove, the elastic element is a torsion spring 94, one end of the torsion spring 94 is fixedly connected with the fixture block 92, and the other end of the torsion spring 94 is fixedly connected with the side wall of the mounting groove.

Referring to fig. 4, the number of the first slide mechanisms 7 is set to two, and the two first slide mechanisms 7 are respectively located at both sides of the front plate 3 in the length direction thereof. The first sliding mechanism 7 comprises sliding grooves 71 which are arranged at one ends of the two side plates 4 close to the front plate 3, the sliding grooves 71 are arranged along the direction vertical to the top plate 6, sliding blocks 72 matched with the sliding grooves 71 are fixedly arranged at two sides of the front plate 3 along the length direction of the front plate, and the sliding blocks 72 slide in the sliding grooves 71 along the direction close to or far away from the rack 1.

Referring to fig. 2 and 3, the number of the second sliding mechanisms 8 is two, the two second sliding mechanisms 8 are respectively located at one end of each of the two side plates 4 close to the rack 1, each second sliding mechanism 8 includes a guide rail 81 fixedly arranged on the rack 1, the guide rail 81 is arranged along the length direction of the side plate 4, and the cross section of the guide rail 81 is in a T-shaped arrangement. One end of the side plate 4 close to the rack 1 is provided with a connecting groove 82 matched with the guide rail 81, the cross section of the connecting groove 82 is also in a T-shaped arrangement, and the guide rail 81 is positioned in the connecting groove 82 to slide. The two ends of the guide rail 81 are provided with first limiting blocks 83, one end, far away from the rear plate 5, of the side plate 4 close to the rack 1 is provided with a second limiting block 33, the second limiting block 33 is located between the two first limiting blocks 83, the two first limiting blocks 83 play a limiting role in the second limiting block 33, the second limiting block 33 can only move between the two first limiting blocks 83, and therefore the moving range of the shell 2 is limited.

The implementation principle of the embodiment is as follows: the shell 2 protects the hydraulic pump 13, the control valve 11, the hydraulic element 14 and the like on the hydraulic pump station, and reduces the contact of various parts of the hydraulic pump station with a large amount of dust and moisture in the working environment.

When a user needs to operate the control valve 11, the sliding groove 71 of the front plate 3 can be moved upwards by the handle 32 until the clamping groove 31 on the front plate 3 slides to the position of the clamping block 92, the clamping block 92 rotates towards one side close to the front plate 3 under the action of the torsion spring 94 and is clamped in the clamping groove 31, so that the front plate 3 cannot slide under the action of self gravity, the control valve 11 and the like are leaked, and the user can operate the control valve 11 conveniently.

When a user needs to overhaul and maintain the hydraulic pump station, the front plate 3 slides upwards first, the chute 71 pushes the shell 2 again, the shell 2 slides towards the side far away from the control valve 11, the hydraulic pump 13, the control valve 11, the hydraulic element 14 and the like on the hydraulic pump station are leaked, and the hydraulic pump station can be overhauled and maintained.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A protection device for a hydraulic pump station, comprising a housing (2) arranged above a hydraulic pump (13) station frame (1), characterized in that: the shell (2) comprises a front plate (3) arranged above the rack (1) and close to one side of the control valve (11), two side plates (4) respectively arranged at two sides of the front plate (3), a rear plate (5) fixedly arranged at one sides of the two side plates (4) far away from the control valve (11) and a top plate (6) fixedly arranged above the two side plates (4);

the front plate (3) can slide between the two side plates (4) along the height direction of the rack (1), and one end of the front plate (3) close to the pipeline (15) is arranged at intervals with the rack (1);

the protection device further comprises a first sliding mechanism (7) which is arranged on one side of the side plate (4) close to the control valve (11) and is used for enabling the front plate (3) to slide, and a second sliding mechanism (8) which is arranged below the side plate (4) and enables the shell (2) to slide towards one side far away from or close to the control valve (11);

and the side plate (4) is also provided with a fixing mechanism (9) which can prevent the front plate (3) from sliding down under the action of self gravity after sliding upwards.

2. The protection device for the hydraulic pump station according to claim 1, characterized in that: the fixing mechanism (9) comprises a rotating shaft (91) fixedly arranged on the shell (2), a clamping block (92) rotatably connected to the rotating shaft (91) and a knob (93) fixedly arranged on the clamping block (92);

the side surface of the clamping block (92) close to the front plate (3) is obliquely arranged to be an inclined surface, the inclined direction is gradually obliquely arranged towards the front plate (3) along one side close to the top plate (6),

the front plate (3) is provided with a clamping groove (31) matched with the clamping block (92), an elastic element is arranged between the clamping block (92) and the shell (2), and the clamping block (92) is clamped in the clamping groove (31) under the action of the elastic element.

3. The protection device for the hydraulic pump station according to claim 2, characterized in that: the inclined surface of the clamping block (92) and the connecting part of the side surface of the clamping block close to the top plate (6) are in transition arc-shaped arrangement.

4. The protection device for the hydraulic pump station according to claim 1, characterized in that: the first sliding mechanism (7) comprises a sliding groove (71) formed in the side plate (4) and a sliding block (72) fixedly arranged on the front plate (3) and matched with the sliding groove (71);

the sliding block (72) can slide in the sliding groove (71) along the direction close to or far away from the machine frame (1).

5. A protection arrangement for a hydraulic pump station according to any of claims 1-4, characterized in that: the second sliding mechanism (8) comprises a guide rail (81) fixedly arranged on the rack (1) and a connecting groove (82) which is arranged below the side plate (4) and is matched with the guide rail (81);

the guide rail (81) is slidable in the connecting groove (82) in a direction toward or away from the control valve (11).

6. The protection device for the hydraulic pump station according to claim 5, characterized in that: the cross section of the guide rail (81) is arranged in a T shape, namely the cross section of the connecting groove (82) is also arranged in a T shape.

7. The protection device for the hydraulic pump station according to claim 6, characterized in that: the two ends of the guide rail (81) are provided with first limiting blocks (83), one end, far away from the rear plate (5), of the side plate (4) and close to the rack (1) is provided with a second limiting block (33), and the second limiting block (33) is located between the two first limiting blocks (83).

8. The protection device for the hydraulic pump station according to claim 7, characterized in that: the front plate (3) is provided with a handle (32) which is convenient for lifting the front plate (3).

9. The protection device for the hydraulic pump station according to claim 8, characterized in that: the shell (2) is provided with a plurality of heat dissipation holes (21).