CN220117159U - Hydropower station dam front garbage cleaning device - Google Patents

Abstract

The utility model relates to a hydropower station pre-dam garbage cleaning device. The utility model provides a rubbish cleaning device before hydroelectric power station dam includes frame, gyration grid and prevents stifled subassembly, prevents stifled subassembly including installation shell, puncture nail and driving piece, the installation shell has the installation cavity, puncture nail can pass the puncture position of the grid hole of gyration grid with can with the spaced withdrawal position of gyration grid is followed to predetermineeing the direction movably and is established on the installation shell, the driving piece drives puncture nail is in puncture position with remove between the withdrawal position. According to the hydropower station pre-dam garbage cleaning device, the piercing nails are driven by the driving piece to reciprocate between the piercing position and the retreating position, so that grid holes on the rotary grid can be cleaned, the problem that the grid holes are blocked by sundries can be prevented and solved, the operation is convenient, and the labor intensity and the labor time of personnel can be reduced.

Description

Hydropower station dam front garbage cleaning device

Technical Field

The utility model relates to the technical field of hydraulic engineering, in particular to a hydropower station front dam garbage cleaning device.

Background

The rotary grid sewage disposal machine is a special water treatment device capable of continuously and automatically intercepting and removing sundries with various shapes in fluid. The rotary grid trash remover mainly comprises a driving motor and a rotary grid, wherein the driving motor drives the rotary grid to rotate, the part of the rotary grid, which is positioned under water, rotates from a water facing side to move away from the water surface, the rotary grid brings sundries on the water surface out of the water surface, and the sundries automatically drop to a sundry recovery platform after the rotary grid is overturned to a back water side.

However, because the types and sizes of the sundries floating in the water are different, such as branches, leaves, pasture and water, drift wood, bottles, plastics, foam and the like, sundries with larger volume and weight are easy to fall off after the rotary grating is turned over, and tiny sundries are easy to adhere or wind on the rotary grating and cannot fall to the sundry recovery platform in time, if sundries which do not fall off in time fall off after the rotary grating is re-watered, the cleaning effect of the cleaning machine is not ideal, adverse effects are caused on downstream hydroelectric power generation equipment, if sundries which do not fall off in time still do not fall off after the rotary grating is re-watered, the situation that the sundries block the rotary grating is more and more serious along with the continuous rotation of the rotary grating, and a great deal of manpower and time are also required to be spent for periodic cleaning.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems in the related art to some extent. Therefore, the embodiment of the utility model provides the garbage cleaning device in front of the hydropower station dam, which can clean the grid holes on the rotary grid, can prevent and solve the problem that the grid holes are blocked by sundries, is convenient to operate, and can reduce the labor intensity and the labor time of personnel.

The hydropower station pre-dam garbage cleaning device provided by the embodiment of the utility model comprises:

a frame;

the rotary grating is rotatably arranged on the frame and provided with grating holes; and

the anti-blocking assembly is arranged on the inner side of the rotary grating, the anti-blocking assembly comprises an installation shell, a puncture nail and a driving piece, the installation shell is provided with an installation cavity, the installation shell is positioned on the upper side of the rotary grating, the puncture nail is movably arranged on the installation shell along a preset direction between a puncture position capable of penetrating through the grating hole and a retreating position capable of being separated from the rotary grating, the puncture nail faces the back water side of the rotary grating, and the driving piece is arranged on the installation shell and drives the puncture nail to move between the puncture position and the retreating position.

The hydropower station pre-dam garbage cleaning device disclosed by the embodiment of the utility model can clean the grid holes on the rotary grid, can prevent and solve the problem that the grid holes are blocked by sundries, is convenient to operate, and can reduce the labor intensity and the labor time of personnel.

In some embodiments, the driver comprises:

a driving motor;

the driving shaft is rotatably arranged in the mounting cavity of the mounting shell; and

the lug is arranged on the circumferential surface of the driving shaft, and is matched with the puncture nail to drive the puncture nail to move from the retreating position to the puncturing position, and the puncture nail positioned at the retreating position is abutted against or adjacent to the circumferential surface of the driving shaft.

In some embodiments, the tab includes a first working surface that abuts the piercing spike as the piercing spike moves from the retracted position to the piercing position.

In some embodiments, the tab further comprises a second working surface connected to the first working surface, the second working surface being arcuate, an axis of the second working surface being collinear with an axis of the drive shaft, the second working surface being in abutment with the piercing spike in the piercing position.

In some embodiments, the driving member further comprises an elastic member located in the mounting cavity of the mounting case, one end of the elastic member in the extending direction thereof is connected to the puncture spike, and the other end of the elastic member in the extending direction thereof is connected to the mounting case.

In some embodiments, the elastic member is a spring that is sleeved over the piercing pin.

In some embodiments, the tab further comprises a third working surface that abuts the piercing spike as the piercing spike moves from the piercing position to the retracted position.

In some embodiments, the drive member further includes a buffer layer provided on a circumferential surface of the drive shaft, the buffer layer being adjacent to the third working surface in a circumferential direction of the drive shaft.

In some embodiments, the mounting shell is annular.

Drawings

FIG. 1 is a schematic diagram of a hydropower station pre-dam garbage disposal apparatus according to an embodiment of the present utility model;

FIG. 2 is a schematic view of a spike of an anti-blocking assembly of an embodiment of the present utility model in a retracted position;

FIG. 3 is a schematic view of a spike of an anti-blocking assembly of an embodiment of the present utility model in a spike position;

reference numerals:

the hydropower station pre-dam garbage cleaning device 1000;

an anti-blocking assembly 100;

the device comprises a mounting shell 1, a mounting cavity 11, a puncture nail 2, a driving piece 3, a driving motor 31, a driving shaft 32, a lug 33, a first working surface 331, a second working surface 332, a third working surface 333, an elastic piece 34 and a buffer layer 35;

frame 200, revolving grid 300, grid holes 3001.

Detailed Description

Reference will now be made in detail to embodiments of the present utility model, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

As shown in fig. 1 to 3, the pre-dam refuse disposal apparatus 1000 of the hydropower station according to the embodiment of the utility model includes a frame 200, a revolving grill 300, and an anti-blocking assembly 100.

The rotary grill 300 is rotatably provided on the housing 200, and the rotary grill 300 is provided with grill holes 3001.

The anti-clogging assembly 100 comprises a mounting housing 1, a piercing spike 2 and a driver 3. The installation housing 1 is provided at the inner side of the swing grill 300, the installation housing 1 is positioned at the upper side of the swing grill 300, and the installation housing 1 has an installation cavity 11. The piercing spike 2 is movably provided on the mounting case 1 in a predetermined direction (for example, an extending direction of the piercing spike 2 in fig. 1 to 3) between a piercing position capable of penetrating the grid hole 3001 of the swing grid 300 and a retracted position capable of being spaced apart from the swing grid 300, the piercing spike 2 being directed toward the back water side of the swing grid 300. A driving member 3 is provided on the mounting housing 1, the driving member 3 driving the piercing spike 2 to move between the piercing position and the retracted position.

In the use state of the pre-dam garbage cleaning device 1000 of the hydropower station according to the embodiment of the utility model, the lower part of the rotary grating 300 is below the water surface, the upper side of the rotary grating 300 is above the ground, the rotary grating 300 is in a ring shape, and the rotation direction of the rotary grating 300 is from the water facing side to the back water side, for example, clockwise in fig. 1. The ground is provided with a sundry recovery platform which is positioned below the installation shell 1.

Along with the rotation of the rotary grating 300, the sundries on the water facing side are attached to the rotary grating 300 and are carried away from the water surface by the rotary grating 300, and after the sundries move to the back water surface of the rotary grating 300, the sundries automatically drop to the sundry recycling platform from the rotary grating 300 under the action of gravity, so that the sundries can be collected and processed conveniently.

When the rotary grating 300 is blocked, the driving member 3 drives the puncture nails 2 to move from the retracted position to the puncture position, and the puncture nails 2 pass through the grating holes 3001 of the rotary grating 300, so that sundries blocked on the grating holes 3001 are separated from the rotary grating 300, and then the sundries fall to the sundry recovery platform under the action of gravity. The driving member 3 then drives the piercing spike 2 from the piercing position to the retracted position, the piercing spike 2 being spaced apart from the rotating grid 300, so as to avoid collision of the piercing spike 2 with the rotating grid 300 and thus to avoid affecting the normal rotation of the rotating grid 300. If the sundries on the grid holes 3001 are seriously blocked, when the sundries on the grid holes 3001 cannot be removed by one perforation of the piercing nails 2, the rotary grid 300 stops rotating, the driving piece 3 drives the piercing needles 2 to reciprocate between the retreating position and the piercing position, the piercing needles repeatedly pass through the same grid holes 3001 for a plurality of times, the impact times of the piercing nails 2 on the sundries are increased, the impact effect of the piercing nails 2 on the sundries is enhanced, and the sundries are released from the grid holes 3001 after being loosened.

In addition, the anti-blocking assembly 100 can also be used when the rotating grid 300 is not blocked, so as to achieve the purpose of preventing the rotating grid 300 from being blocked.

According to the anti-blocking assembly 100 disclosed by the embodiment of the utility model, the puncture nails 2 are driven by the driving piece 3 to move from the retreating position to the puncturing position, and the puncture needles 2 push sundries blocked in the grid holes 3001 to the direction of the back water side of the rotary grid 300, so that the sundries are separated from the rotary grid 300, the sundries on the rotary grid 300 are removed, the convenience of cleaning the rotary grid 300 is improved, and the labor intensity and the labor time of personnel can be reduced. Moreover, the anti-blocking assembly 100 drives the puncture needle 2 to move from the puncture position to the retreating position through the driving piece 3, so that collision between the puncture needle 2 and the rotary grating 300 can be avoided, the use safety of the anti-blocking assembly 100 is ensured, and meanwhile, along with rotation of the rotary grating 300, the puncture nails 2 which reciprocate at the puncture position and the retreating position can puncture grating holes 3001 at different positions on the rotary grating 300, and the anti-blocking assembly 100 does not need to be moved, so that the anti-blocking assembly is convenient to use.

The anti-blocking assembly 100 of the embodiment of the utility model can clean the grid holes 3001 on the rotary grid 300, can prevent and solve the problem that the grid holes 3001 are blocked by sundries, is convenient to operate, and can reduce the labor intensity and the labor time of personnel.

In order to make the solution of the present utility model easier to understand, an explanation will be given by taking fig. 1 to 3 as an example. In fig. 1, water flows from left to right, and then the water facing side is positioned on the left side of the back water side, and the rotation of the revolving grill 300 is clockwise.

The hydropower station pre-dam garbage cleaning device 1000 of the embodiment of the utility model comprises a frame 200, a rotary grid 300 and an anti-blocking assembly 100.

The rotary grill 300 is rotatably provided on the housing 200, and the rotary grill 300 is provided with grill holes 3001.

The anti-clogging assembly 100 comprises a mounting housing 1, a piercing spike 2 and a driver 3.

The mounting case 1 is fixedly provided on the price adding 200. The installation shell 1 is provided on the inner side of the revolving grill 300, the installation shell 1 is positioned on the upper side of the revolving grill 300, the installation shell 1 is positioned above the ground, and the installation shell 1 has an installation cavity 11.

The mounting shell 1 is annular. As shown in fig. 1, the axis of the mounting case 1 is collinear with the axis of the drive shaft 32.

When the rotary grating 300 is used, the rotary grating 300 brings some water when the sundries are driven to leave the water surface, and because the installation shell 1 is positioned at the inner side of the rotary grating 300, part of the water brought up drops on the installation shell 1, and because the installation shell 1 is annular, the outer side surface of the installation shell 1 is a circumferential surface, the outer circumferential surface of the installation shell 1 is provided with the highest point, the water is easy to slide off, and the water accumulation outside the installation shell 1 is avoided, so that the service life of the installation shell 1 is ensured.

The mounting case 1 is provided with a through hole extending in the preset direction, in which the puncture needle 2 is movable between a puncture position capable of passing through the grid holes 3001 of the rotary grid 300 and a retracted position capable of being spaced apart from the rotary grid 300. The piercing spikes 2 face the back water side of the revolving grill 300, and the piercing spikes 2 face the back water side of the revolving grill 300, specifically, the tip portions of the piercing spikes 2 face the back water side of the inter-revolving grill 300. A driving member 3 is provided on the mounting housing 1, the driving member 3 driving the piercing spike 2 to move between the piercing position and the retracted position.

The driving member 3 includes a driving motor 31, a driving shaft 32, and a boss 33. The drive shaft 32 is rotatably provided in the mounting chamber 11 of the mounting case 1. The protruding block 33 is arranged on the circumferential surface of the driving shaft 32, and the protruding block 33 is matched with the puncture nail 2 to drive the puncture nail 2 to move from the retreating position to the puncturing position, and the puncture nail 2 positioned at the retreating position is abutted against or adjacent to the circumferential surface of the driving shaft 32.

The driving motor 31 drives the driving shaft 32 to rotate, the driving shaft 32 drives the protruding block 33 to synchronously rotate, and when the protruding block 33 moves to a position contacting with the puncture nail 2, the protruding block 33 drives the puncture nail 3 to move from the retreated position to the puncture position, and drives the puncture nail 3 to pass through the grid hole 3001.

Referring to fig. 1 to 3, the axial direction of the driving shaft 32 is perpendicular to the predetermined direction. The driving shaft 32 can be provided with a plurality of protruding blocks 33 along the axial direction, the number of the puncture nails 3 is a plurality, the puncture nails 3 are in one-to-one correspondence with the protruding blocks 33, and the puncture nails 3 are in one-to-one correspondence with the grid holes 3001 (i.e. the grid holes 3001 in the same row on the rotary grid 300) which are arranged along the axial direction of the driving shaft 32 on the rotary grid 300. The driving motor 31 drives the driving shaft 32 and the plurality of protruding blocks 33 to rotate, has simple and compact structure and low manufacturing cost, saves space, and can reduce the requirement and influence of the arrangement of the driving piece 3 on the size of the rotating path of the rotary grating 300.

The projection 33 includes a first working surface 331, and when the puncture needle 2 moves from the retracted position to the puncture position, the first working surface 331 abuts against the puncture needle 2. After the first working surface 331 abuts against the protruding block 33, the puncture nail 3 gradually moves to the puncture position along the first working surface 331 along with the rotation of the driving shaft 32, the moving protruding block 33 is in contact with the puncture nail 2, rigid collision between the protruding block 33 and the puncture nail 2 is avoided, the transmission of movement between the protruding block 33 and the puncture nail 2 is ensured, and therefore the stability of the anti-blocking assembly 100 in use is ensured.

As shown in fig. 2 and 3, the first working surface 331 is an arc-shaped surface.

The boss 33 further includes a second working surface 332, the second working surface 332 being connected to the first working surface 331, the second working surface 332 being arcuate, the axis of the second working surface 332 being collinear with the axis of the drive shaft 32, the second working surface 332 being in abutment with the piercing pin 2 located at the piercing position. When the second working surface 332 rotates with the drive shaft 32, the contact position between the second working surface 332 and the puncture nail 2 moves from one side (e.g., the upper side in fig. 2 and 3) to the other side (e.g., the lower side in fig. 2 and 3) of the puncture nail 2.

The driving member 3 further includes an elastic member 34, the elastic member 34 is located in the mounting cavity of the mounting case 1, one end of the elastic member 34 in the extending direction thereof is connected to the puncture spike 2, and the other end of the elastic member 34 in the extending direction thereof is connected to the mounting case 1. The elastic member 34 has elasticity, when the projection 33 drives the puncture nail 2 to move from the retracted position to the puncture position, the elastic member 34 is pressed and stored, and when the puncture nail 2 is separated from the second working surface 332 of the projection 33, the puncture nail 2 moves from the puncture position to the working position under the action of the elastic member 34.

The provision of the elastic member 34 ensures that the puncture needle 2 is moved from the puncture position through the grating hole 3001 to the retracted position.

In some embodiments, the elastic member 34 is a spring, which is simple in structure. The spring is sleeved on the puncture nail 2, the puncture nail 2 can also guide the deformation of the spring, the smoothness of the deformation of the elastic piece 34 is ensured, and the adverse effect of the deformation of the elastic piece 34 on the movement of the puncture nail 2 is avoided.

The tab 33 further includes a third work surface 333, the third work surface 333 being connected to the second work surface 332, the third work surface 333 being spaced apart from the first work surface 331. When the puncture needle 2 moves from the puncture position to the retracted position, the third working surface 333 abuts against the puncture needle 2. The third working surface 333 limits the speed of the puncture needle 2 moving from the puncture position to the retracted position, reduces the collision strength between the puncture needle 2 and the driving shaft 32, reduces the vibration influence of the puncture needle 2 on the driving shaft 32, and ensures the use stability of the driving shaft 32.

In some embodiments, the driving member 3 further includes a buffer layer 35, the buffer layer 35 being provided on the circumferential surface of the driving shaft 32, the buffer layer 35 being adjacent to the third working surface 333 in the circumferential direction of the driving shaft 32. The buffer layer 35 further reduces the vibration influence of the puncture nails 2 on the driving shaft 32, and further ensures the stability of the use of the driving shaft 32.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

For purposes of this disclosure, the terms "one embodiment," "some embodiments," "example," "a particular example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims (9)

1. A hydropower station pre-dam waste cleaning device, comprising:

a frame (200);

a rotary grid (300), wherein the rotary grid (300) is rotatably arranged on the frame (200), and the rotary grid (300) is provided with grid holes (3001); and

anti-blocking assembly (100), anti-blocking assembly's installation shell (1) is established the inboard of gyration grid (300), anti-blocking assembly (100) are including installation shell (1), puncture nail (2) and driving piece (3), installation shell (1) have the installation cavity, installation shell (1) are located the upside of gyration grid (300), puncture nail (2) can pass between the puncture position of grid hole (3001) and can with the spaced-apart withdrawal position of gyration grid (300) is movably established on installation shell (1) along predetermineeing the direction, puncture nail (2) are towards the leeside of gyration grid (300), driving piece (3) are established on installation shell (1), driving piece (3) drive puncture nail (2) are in puncture position with the withdrawal position is between the removal.

2. The hydroelectric power pre-dam waste disposal device of claim 1, wherein said driving member (3) comprises:

a drive motor (31);

a drive shaft (32), wherein the drive shaft (32) is rotatably arranged in a mounting cavity of the mounting shell (1); and

the lug (33) is arranged on the circumferential surface of the driving shaft (32), the lug (33) is matched with the puncture nail (2) to drive the puncture nail (2) to move from the retreating position to the puncturing position, and the puncture nail (2) positioned at the retreating position is abutted against or adjacent to the circumferential surface of the driving shaft (32).

3. The hydroelectric dam front garbage disposal apparatus according to claim 2, wherein the projection (33) comprises a first working surface (331), and the first working surface (331) abuts against the puncture pin (2) when the puncture pin (2) moves from the retracted position to the puncture position.

4. A hydroelectric dam front disposal device according to claim 3, wherein the lug (33) further comprises a second working surface (332), the second working surface (332) is connected with the first working surface (331), the second working surface (332) is an arc-shaped surface, the axis of the second working surface (332) is collinear with the axis of the driving shaft (32), and the second working surface (332) is abutted with the piercing spike (2) at the piercing position.

5. A hydroelectric dam front garbage disposal apparatus according to claim 3, wherein the driving member (3) further comprises an elastic member (34), the elastic member (34) is located in the installation cavity of the installation housing (1), one end of the elastic member (34) in the extending direction thereof is connected with the puncture nails (2), and the other end of the elastic member (34) in the extending direction thereof is connected with the installation housing (1).

6. The hydropower station pre-dam waste cleaning device according to claim 5, wherein the elastic member (34) is a spring, and the spring is sleeved on the puncture nails (2).

7. The hydroelectric dam head garbage disposal apparatus as claimed in claim 5, wherein the projection (33) further comprises a third working surface (333), the third working surface (333) abutting against the puncture pin (2) when the puncture pin (2) moves from the puncture position to the retracted position.

8. The hydroelectric dam front garbage disposal apparatus as claimed in claim 7, wherein said driving member (3) further comprises a buffer layer (35), said buffer layer (35) being provided on a circumferential surface of said driving shaft (32), said buffer layer (35) being adjacent to said third working surface (333) in a circumferential direction of said driving shaft (32).

9. The pre-dam waste disposal device of claim 1, wherein said mounting shell (1) is annular.