CN218060668U

CN218060668U - Box culvert type pump station forebay

Info

Publication number: CN218060668U
Application number: CN202220863043.2U
Authority: CN
Inventors: 钟钦明; 陈鸿平; 尤臻
Original assignee: Fujian Water Conservancy And Hydropower Engineering Bureau Co ltd
Current assignee: Fujian Water Conservancy And Hydropower Engineering Bureau Co ltd
Priority date: 2022-04-14
Filing date: 2022-04-14
Publication date: 2022-12-16
Anticipated expiration: 2032-04-14

Abstract

The utility model relates to a box culvert formula pump station forebay, including the cell body, a lateral wall of cell body is provided with the feed liquor pipe, another lateral wall of cell body is provided with the fluid-discharge tube, the cell body is provided with row's silt pipe, the cell body is provided with silt propelling movement to the desilting mechanism of desilting pipe to depositing in the inner wall of cell body bottom, it is provided with flow control valve to arrange the silt pipe, the cell body rotates to be connected with the anti-overflow fender that is located desilting mechanism top, and the anti-overflow fender has seted up the hole of permeating water, the cell body is provided with drive anti-overflow fender pivoted rotating member. This application has the effect that improves the bottom of pool desilting convenience to the pump station forebay.

Description

Box culvert type pump station forebay

Technical Field

The application relates to the technical field of pump station foreponds, in particular to a box culvert type pump station forepond.

Background

The pump station forebay structure is a complete catch basin for hydraulic engineering now, and water soaks the pump station forebay behind the grid, because the aquatic has the suspended solid, takes place the deposit easily behind getting into the pump station forebay, consequently often needs carry out the desilting to the bottom of the pool.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: when the bottom of the pool in the pump station forebay is desilted, the gate between the grids is closed, the water in the pump station forebay is pumped out through the water pumping pipe, and the pump station forebay can be desilted only after being emptied. The pump front pool structure can carry out dredging by interrupting the work of a pump station, so that further improvement is needed.

SUMMERY OF THE UTILITY MODEL

In order to improve the bottom of the pool desilting convenience to the pump station forebay, this application provides a box culvert formula pump station forebay.

The application provides a box culvert type pump station forebay adopts following technical scheme:

the utility model provides a box culvert formula pump station forebay, includes the cell body, a lateral wall of cell body is provided with the feed liquor pipe, another lateral wall of cell body is provided with the fluid-discharge tube, the cell body is provided with row's silt pipe, the cell body is provided with silt propelling movement to the desilting mechanism of desilting pipe to deposiing in cell body bottom inner wall, it is provided with flow control valve to arrange the silt pipe, the cell body rotates and is connected with the anti-overflow fender that is located desilting mechanism top, and the anti-overflow fender has seted up the hole of permeating water, the cell body is provided with drive anti-overflow fender pivoted rotating member.

Through adopting above-mentioned technical scheme, under the initial condition, the rotating member drives the anti-overflow fender and rotates, make the anti-overflow fender be vertical state, and be located between inlet tube and the fluid-discharge tube, water gets into the pond from the inlet tube in, the silt of aquatic drops behind the separation deposit of anti-overflow fender in cell body bottom inner wall, water passes through the fluid-discharge tube discharge cell body, when needs clear up the silt of cell body bottom inner wall, the rotating member drives the anti-overflow fender and rotates, make the anti-overflow fender be horizontal state, separate into two upper and lower cavities with the cell body, desilting mechanism in the cavity of below is with silt propelling movement to desilting pipe, the interior earth that lifts up of cavity that the anti-overflow fender effectively reduces the below overflows the cavity of top, cause the secondary pollution of top cavity liquid, need not to interrupt pump station work also can carry out desilting operation, the bottom of the pool desilting convenience to pump station front pool is improved.

Preferably, the tank body is rotatably connected with a rotating shaft, the anti-overflow fender penetrates through the anti-rotation groove, the cross section of the anti-rotation groove is quadrilateral, and the rotating shaft is provided with an anti-rotation part inserted in the anti-rotation groove.

By adopting the technical scheme, the rotating shaft is arranged to provide a rotating carrier for the anti-overflow fender, and the anti-overflow fender and the rotating shaft are effectively limited to rotate relatively by arranging the rotation stopping groove and the rotation stopping part.

Preferably, the rotating member is a servo motor, and an output shaft of the servo motor is coaxially and fixedly connected to the rotating shaft.

Through adopting above-mentioned technical scheme, servo motor can the accurate turned angle of control anti-overflow fender, realizes the accurate switching of anti-overflow fender vertical state and horizontality.

Preferably, the rotation stopping groove extends along the length direction of the spill-proof fender, and the rotation stopping part of the rotating shaft is connected with the rotation stopping groove in a sliding mode.

Through adopting above-mentioned technical scheme, the rotation stopping portion of axis of rotation slides at the rotation stopping inslot, and the in-process is switched to vertical state by the horizontality when the anti-overflow fender, and the anti-overflow fender can take place to slide to with the impurity of adhesion on the anti-overflow fender shake off.

Preferably, the desilting mechanism includes the guide bar of fixed connection in the cell body inner wall, slides and overlaps the driving assembly who locates the mud pushing plate of guide bar and drive scraping plate and slide, and scraping plate's lower part butt in the bottom inner wall of cell body.

Through adopting above-mentioned technical scheme, when needing to carry out the desilting to cell body bottom inner wall, drive assembly drives the mud pushing plate and carries out reciprocating sliding motion along the axial of guide bar to with the silt propelling movement to row's silt pipe of deposit in cell body bottom inner wall.

Preferably, the driving assembly comprises an adjusting screw rod and a driving motor, the adjusting screw rod is rotatably connected to the side wall of the tank body, the driving motor drives the adjusting screw rod to rotate, the adjusting screw rod is threaded through the mud pushing plate, and the axial direction of the adjusting screw rod is parallel to the axial direction of the guide rod.

Through adopting above-mentioned technical scheme, drive accommodate the lead screw through driving motor and rotate, the mud pushing plate is because the screw thread restriction effect of guide bar and accommodate the lead screw down along accommodate the axial of lead screw and carry out the sliding motion.

Preferably, the adjusting screw rod is a reciprocating screw rod.

By adopting the technical scheme, the reciprocating screw rod can enable the mud pushing plate which is connected with the reciprocating screw rod through the screw thread to perform reciprocating sliding motion when the driving motor rotates in a single direction, the steering of the driving motor does not need to be changed frequently, and the service life of the driving motor is ensured.

Preferably, the mud pushing plate comprises a fixed plate and a movable plate, the fixed plate is sleeved on the guide rod in a sliding mode, the movable plate slides and stretches out and draws back on the fixed plate, the adjusting screw rod penetrates through the fixed plate, the fixed plate is provided with a containing cavity for the movable plate to slide and stretch out, an opening communicated with the containing cavity for the movable plate to extend out is formed in the lower end face of the fixed plate, and an elastic piece for forcing the lower end of the movable plate to abut against the inner wall of the bottom of the tank body is arranged in the containing cavity.

By adopting the technical scheme, the mud pushing plate is adjustable due to the fact that the fixed plate and the movable plate are arranged, the lower end of the movable plate is forced to be abutted to the inner wall of the bottom of the tank body all the time by the elastic piece, and the cleaning effect is improved.

To sum up, the utility model discloses following beneficial effect has:

1. when sludge on the inner wall of the bottom of the tank body needs to be cleaned, the rotating piece drives the anti-overflow splash guard to rotate, so that the anti-overflow splash guard is in a horizontal state, the tank body is divided into an upper cavity and a lower cavity, the sludge is pushed to the sludge discharge pipe by the sludge cleaning mechanism in the lower cavity, the anti-overflow splash guard effectively reduces the phenomenon that soil raised in the lower cavity overflows to the upper cavity to cause secondary pollution of liquid in the upper cavity, the sludge cleaning operation can be carried out without interrupting the work of a pump station, and the convenience in cleaning the bottom of the front tank of the pump station is improved;

2. the rotation stopping part of the rotating shaft slides in the rotation stopping groove, and when the anti-overflow fender is switched from a horizontal state to a vertical state, the anti-overflow fender can slide, so that impurities adhered to the anti-overflow fender can be shaken off;

3. the movable plate is provided with the fixed plate and the movable plate, so that the mud pushing plate can be adjusted, the lower end of the movable plate is forced to be always abutted against the inner wall of the bottom of the tank body by the elastic piece, and the cleaning effect is improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a forebay of a box culvert pump station;

FIG. 2 is a schematic structural view of the dredging mechanism;

FIG. 3 is a schematic view of the spill guard;

FIG. 4 is a schematic view of the spill guard in a horizontal position;

fig. 5 is a schematic structural view of the mud pushing plate.

In the figure, 1, a tank body; 11. a liquid inlet pipe; 12. a liquid discharge pipe; 13. a sludge discharge pipe; 14. a flow control valve; 15. a servo motor; 16. a cylinder; 17. pushing the plate; 2. an anti-overflow fender; 21. water permeable holes; 22. a rotation stopping groove; 3. a rotating shaft; 31. a rotation stopping part; 4. a dredging mechanism; 41. a guide bar; 42. a mud pushing plate; 421. a fixing plate; 422. a movable plate; 423. an accommodating chamber; 424. an elastic member; 43. a drive assembly; 431. adjusting the screw rod; 432. the motor is driven.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses box culvert formula pump station forebay refers to 1, is the cell body 1 that the opening set up including upper portion, and a lateral wall top of cell body 1 is connected with feed liquor pipe 11, and another relative lateral wall top of cell body 1 is connected with fluid-discharge tube 12, and fluid-discharge tube 12 is used for external pump station. Two relative lateral walls of cell body 1 all are connected with the row's silt pipe 13 that is located feed liquor pipe 11 and fluid-discharge tube 12 below, arrange silt pipe 13 and be provided with flow control valve 14, arrange silt pipe 13 external pump that draws silt.

Referring to fig. 2 and 3, the inner side wall of the tank body 1 is rotatably connected with a rotating shaft 3, and the rotating shaft 3 is positioned between a liquid inlet pipe 11 and a liquid outlet pipe 12. The rotating shaft 3 is provided with an anti-overflow fender 2 in a circumferential linkage manner, and the anti-overflow fender 2 is uniformly provided with water permeable holes 21. The side wall of the anti-overflow fender 2 is provided with a rotation stopping groove 22 in a penetrating manner, the cross section of the rotation stopping groove 22 is quadrilateral, specifically, the cross section of the rotation stopping groove 22 is rectangular, and the long edge of the rotation stopping groove 22 is parallel to the length direction of the anti-overflow fender 2. The rotation shaft 3 has a rotation stop portion 31 inserted into the rotation stop groove 22, and the rotation stop portion 31 is slidable in the rotation stop groove 22 in the longitudinal direction of the spill guard 2.

Referring to fig. 2 and 4, the tank body 1 is provided with a rotating member for driving the rotating shaft 3 to rotate, specifically, the rotating member is a servo motor 15 fixedly connected to the outer side wall of the tank body 1, and an output shaft of the servo motor 15 is coaxially and fixedly connected to the rotating shaft 3. The inner wall of the tank body 1 is fixedly connected with a cylinder 16 positioned below the anti-overflow fender 2 in a vertical state, and the end part of a piston rod of the cylinder 16 is fixedly connected with a push plate 17 abutted against the lower end face of the anti-overflow fender 2 in the vertical state. The piston rod of the air cylinder 16 stretches to drive the anti-overflow fender 2 to vertically slide, so that impurities adhered to the anti-overflow fender 2 can be shaken off.

Referring to fig. 2 and 5, the tank body 1 is provided with a dredging mechanism 4 for pushing sludge deposited on the inner wall of the bottom of the tank body 1 to a dredging pipe, and the dredging mechanism 4 is positioned below the anti-overflow mudguard 2. The dredging mechanism 4 comprises a guide rod 41 fixedly connected to the inner side wall of the tank body 1, a mud pushing plate 42 slidably sleeved on the guide rod 41, and a driving assembly 43 driving the scraping plate to slide, wherein the mud pushing plate 42 comprises a fixed plate 421 slidably sleeved on the guide rod 41, and a movable plate 422 slidably extending on the fixed plate 421. The fixed plate 421 has a receiving cavity for the movable plate 422 to slide and stretch, and an opening communicated with the receiving cavity for the movable plate 422 to extend out is formed on a lower end surface of the fixed plate 421. The accommodating cavity is provided with an elastic member 424 for forcing the lower end of the movable plate 422 to abut against the inner wall of the bottom of the tank body 1, specifically, the elastic member 424 is a spring arranged in the accommodating cavity 423, one end of the spring is fixedly connected to the fixed plate 421, and the other end of the spring is fixedly connected to the movable plate 422.

Referring to fig. 4, the driving assembly 43 includes an adjusting screw 431 rotatably connected to a sidewall of the tank body 1 and a driving motor 432 for driving the adjusting screw 431 to rotate. The adjusting screw rod 431 is a reciprocating screw rod, the screw rod of the adjusting screw rod 431 penetrates through the fixing plate 421, the axial direction of the adjusting screw rod 431 is parallel to the axial direction of the guide rod 41, the driving motor 432 is fixedly connected to the outer side wall of the tank body 1, and the output shaft of the driving motor 432 is coaxially and fixedly connected to the adjusting screw rod 431.

The implementation principle of the forebay of the box culvert type pump station in the embodiment of the application is as follows: under initial condition, anti-overflow fender 2 is vertical state, the lower terminal surface butt of anti-overflow baffle is in push pedal 17, water gets into in the cell body 1 from the inlet tube, the silt of aquatic drops behind cell body 1 bottom inner wall through anti-overflow fender 2's separation deposit, water passes through fluid-discharge tube 12 discharge cell body 1, when the silt to cell body 1 bottom inner wall needs to be cleared up, the piston rod shrink of cylinder 16 separates with anti-overflow fender 2, servo motor 15 drives anti-overflow fender 2 and rotates, make anti-overflow fender 2 be the horizontality, separate into two upper and lower cavities with cell body 1 inner chamber, adjusting screw 431 in the cavity of below rotates and drives mud pushing plate 42 reciprocal sliding, discharge silt propelling movement to row's silt pipe 13, the mud that raises in the cavity of anti-overflow fender 2 effective reduction below returns the overflow to the cavity of top, cause the secondary pollution of top cavity liquid, need not to interrupt pump station work also can carry out the desilting operation, improve the bottom desilting convenience to pump station forebay.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a box culvert formula pump station forebay which characterized in that: including cell body (1), a lateral wall of cell body (1) is provided with feed liquor pipe (11), another lateral wall of cell body (1) is provided with fluid-discharge tube (12), cell body (1) is provided with row's silt pipe (13), cell body (1) is provided with silt propelling movement to the desilting mechanism (4) of desilting pipe to deposit in cell body (1) bottom inner wall, row's silt pipe (13) are provided with flow control valve (14), cell body (1) rotates and is connected with anti-overflow fender (2) that are located desilting mechanism (4) top, and anti-overflow fender (2) have been seted up and have been permeated water hole (21), cell body (1) is provided with drive anti-overflow fender (2) pivoted rotating member.

2. The forebay of a box culvert pump station according to claim 1, wherein: cell body (1) rotates and is connected with axis of rotation (3), anti-overflow fender (2) run through and have seted up and have ended spiral groove (22), the cross section that ends spiral groove (22) is the quadrangle, axis of rotation (3) have insert locate end spiral portion (31) that end spiral groove (22).

3. The forebay of a box culvert pump station according to claim 2, wherein: the rotating part is a servo motor (15), and an output shaft of the servo motor (15) is coaxially and fixedly connected to the rotating shaft (3).

4. The forebay of a box culvert type pump station according to claim 2, characterized in that: the rotation stopping groove (22) extends along the length direction of the anti-overflow fender (2), and the rotation stopping part (31) of the rotating shaft (3) is connected to the rotation stopping groove (22) in a sliding mode.

5. The forebay of a box culvert pump station according to claim 1, wherein: the dredging mechanism (4) comprises a guide rod (41) fixedly connected to the inner wall of the tank body (1), a mud pushing plate (42) slidably sleeved on the guide rod (41) and a driving assembly (43) driving the scraping plate to slide, and the lower part of the scraping plate is abutted to the inner wall of the bottom of the tank body (1).

6. The forebay of a box culvert pump station according to claim 5, wherein: the driving assembly (43) comprises an adjusting screw rod (431) rotatably connected to the side wall of the tank body (1) and a driving motor (432) for driving the adjusting screw rod (431) to rotate, the adjusting screw rod (431) is threaded to penetrate through the mud pushing plate (42), and the axial direction of the adjusting screw rod (431) is parallel to the axial direction of the guide rod (41).

7. The forebay of a box culvert type pump station according to claim 6, characterized in that: the adjusting screw rod (431) is a reciprocating screw rod.

8. The forebay of a box culvert type pump station according to claim 6, characterized in that: the mud pushing plate (42) comprises a fixed plate (421) which is slidably sleeved on the guide rod (41) and a movable plate (422) which is slidably telescopic in the fixed plate (421), a screw rod of the adjusting screw rod (431) penetrates through the fixed plate (421), the fixed plate (421) is provided with a containing cavity for the movable plate (422) to slide and stretch, the lower end face of the fixed plate (421) is provided with an opening communicated with the containing cavity for the movable plate (422) to extend out, and an elastic piece (424) which forces the lower end of the movable plate (422) to abut against the inner wall of the bottom of the tank body (1) is arranged in the containing cavity.