CN219185990U

CN219185990U - Water conservancy dam maintenance-free filter device

Info

Publication number: CN219185990U
Application number: CN202223463409.6U
Authority: CN
Inventors: 李茂清; 孙晓琳
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-12-25
Filing date: 2022-12-25
Publication date: 2023-06-16
Anticipated expiration: 2032-12-25

Abstract

The utility model discloses a maintenance-free filtering device for a water conservancy dam, which relates to the technical field of water conservancy equipment and comprises a precast dam water channel, wherein a water inlet and a water outlet are respectively arranged at two ends of the precast dam water channel, a first filter screen for filtering water flow is arranged on the inner wall of the precast dam water channel, a sliding plate for scraping the first filter screen is arranged at one end of the first filter screen, which is close to the water inlet, the sliding plate is in sliding fit with the outer wall of the first filter screen through a reciprocating transmission assembly, a driving motor is arranged at the upper end of the precast dam water channel, an output shaft of the driving motor is fixedly connected with a threaded rod, and a connecting lantern ring is arranged on the outer wall of the threaded rod through internal and external screw threads. According to the utility model, the sliding plate can be tightly attached to the surface of the first filter screen through the reciprocating transmission assembly and can reciprocate, so that impurities attached to the surface of the first filter screen are scraped, and the problem that the filter screen is easy to be blocked by impurities in water after the filter screen is used for a long time in the background art is effectively solved.

Description

Water conservancy dam maintenance-free filter device

Technical Field

The utility model relates to the technical field of water conservancy equipment, in particular to a maintenance-free filtering device for a water conservancy dam.

Background

The dam is a water retaining building which intercepts the water flow of a river channel to raise the water level or regulate the flow, can form a reservoir, raise the water level, regulate the runoff and a centralized water head, is used for flood control, water supply, irrigation, hydroelectric power generation, improvement of shipping and the like, is also called a dam for river channel improvement building which adjusts the river potential and protects a bank, such as a spur dike, a downstream dike, a submerged dike and the like, however, when the dam is discharged, the water flow can drive garbage in the water to pass through the dam, and the garbage seriously affects the environmental health.

Most of the existing filtering devices are provided with a layer of filter screen outside the dam, although the filtering devices still can filter, after the filter screen is used for a long time, the filter screen can be blocked due to excessive accumulation of garbage impurities on the surface of the filter screen, and water flow is affected.

Disclosure of Invention

The utility model mainly aims to provide a maintenance-free filtering device for a water conservancy dam, which can effectively solve the problem that a filter screen is easy to be blocked by impurities in water after the filter screen is used for a long time in the background art.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a water conservancy dam maintenance-free filter equipment, including precast dam water course, precast dam water course's both ends are provided with water inlet and outlet respectively, and precast dam water course's inner wall is provided with the first filter screen that is used for filtering the rivers, and the one end that first filter screen is close to the water inlet is provided with the sliding plate that is used for striking off first filter screen, and the sliding plate slides the laminating through reciprocating transmission subassembly and the outer wall of first filter screen, and reciprocating motion's sliding plate can strike off the surface of first filter screen, realizes filter component's automatic maintenance.

The reciprocating transmission assembly comprises a threaded rod and a connecting lantern ring, a driving motor is installed at the upper end of the precast dam water channel, an output shaft of the driving motor is fixedly connected with the threaded rod, the connecting lantern ring is installed on the outer wall of the threaded rod through internal and external thread matching, the connecting lantern ring is fixedly connected with one end of the sliding plate, which is far away from the first filter screen, and the sliding plate slides back and forth on the surface of the first filter screen to scrape.

Further, the upper end fixedly connected with mounting panel of precast dam water course, the top surface fixedly connected with installation curb plate of mounting panel, the lateral wall fixedly connected with fixed plate of installation curb plate, the top surface fixedly connected with backup pad of fixed plate, the one end that driving motor was kept away from to the threaded rod rotates the outer wall of connection at the backup pad, the gliding spout of confession sliding plate has been seted up to mounting panel and fixed plate, restriction to the sliding plate through mounting panel and fixed plate makes the sliding plate be difficult for taking place to deflect when the threaded rod rotates.

Further, the collecting bin for bearing impurities is arranged on the side wall of the precast dam water channel, the inner cavity of the collecting bin is communicated with the inner cavity of the precast dam water channel, the second filter screen for blocking the impurities in the inner cavity of the collecting bin from flowing out is arranged on the side wall of the collecting bin, and the sliding plate is used for scraping the first filter screen through the collecting bin to collect the fallen impurities, so that centralized cleaning is facilitated.

Further, the lateral wall in collection storehouse sets up to the slope form, and the outer wall in collection storehouse is close to the lateral wall slip laminating in collection storehouse with the second filter screen, when collecting the storehouse and upwards slide, scrapes the impurity that second filter screen surface is attached to through the outer wall in collection storehouse, falls into the inner chamber in collection storehouse, is convenient for concentrate the clearance.

Further, the outer wall that the sliding plate is close to first filter screen is provided with a plurality of brush hair that are used for clearing up tiny impurity, improves the scraping effect of sliding plate to first filter screen.

Further, the lower extreme of collecting the storehouse is provided with the baffle that is used for blockking rivers, and the outer wall of baffle slides the laminating with the lateral wall of precast dam water course, when making the collection storehouse slide upwards, prevents that the water in the precast dam water course from spilling over.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the sliding plate can be tightly attached to the surface of the first filter screen through the reciprocating transmission assembly and can reciprocate, so that impurities attached to the surface of the first filter screen are scraped, and the problem that the filter screen is easy to be blocked by impurities in water after the filter screen is used for a long time in the background art is effectively solved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a first screen according to the present utility model;

fig. 3 is a schematic view of the installation of the collection bin of the present utility model.

In the figure: 1. precasting a dam waterway; 2. a mounting plate; 3. installing a side plate; 4. a fixing plate; 5. a threaded rod; 6. a support plate; 7. a connecting collar; 8. a sliding plate; 9. a first filter screen; 10. a second filter screen; 11. and (5) collecting a bin.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-3, the utility model relates to a maintenance-free filtering device for a water conservancy dam, which comprises a precast dam water channel 1, wherein a water inlet and a water outlet are respectively arranged at two ends of the precast dam water channel 1, and the height of the water outlet is 20 cm higher than that of the water outlet, so that water in the precast dam water channel 1 always flows to the water outlet.

The inner wall of the precast dam water channel 1 is provided with a first filter screen 9 for filtering water flow, so that the water in the precast dam water channel 1 is filtered by the first filter screen 9 when flowing.

The one end that first filter screen 9 is close to the water inlet is provided with the sliding plate 8 that is used for striking off first filter screen 9, sliding plate 8 slides the laminating through reciprocal drive assembly and the outer wall of first filter screen 9, when the water in the precast dam water course 1 contains the impurity, make impurity attached to the surface of first filter screen 9 through the filtration of first filter screen 9, and then through the slip of sliding plate 8, strike off the impurity attached to the surface of first filter screen 9, make the filter effect of first filter screen 9 resume normal, when first filter screen 9 surface impurity is too much, first filter screen 9 local pressure grow, easily make first filter screen 9 warp, reduce the life of first filter screen 9, strike off through sliding plate 8, make first filter screen 9 local pressure obtain releasing, further improved the life of first filter screen 9.

The reciprocating transmission assembly comprises a threaded rod 5 and a connecting lantern ring 7, a driving motor is installed at the upper end of the precast dam water channel 1, an output shaft of the driving motor is fixedly connected with the threaded rod 5, and when the driving motor is started, the threaded rod 5 is driven to synchronously rotate through the output shaft.

The outer wall at threaded rod 5 is installed through interior external screw thread cooperation to connect lantern ring 7, and the one end of first filter screen 9 is kept away from in slip board 8 to connect lantern ring 7 fixed connection, and when threaded rod 5 rotated, connect lantern ring 7 through interior external screw thread cooperation rotation, connect lantern ring 7 simultaneously and receive the restriction of slip board 8, make connect lantern ring 7 synchronous to keeping away from or be close to driving motor's direction slip, drive slip board 8 synchronous slip, make slip board 8 realize the clearance to first filter screen 9.

The upper end fixedly connected with mounting panel 2 of precast dam water course 1, the top surface fixedly connected with installation curb plate 3 of mounting panel 2, the lateral wall fixedly connected with fixed plate 4 of installation curb plate 3 provides the installation space for driving motor.

The top surface fixedly connected with backup pad 6 of fixed plate 4, the one end rotation connection that drive motor was kept away from to threaded rod 5 is at the outer wall of backup pad 6, when making drive motor start, the rotation of threaded rod 5 is difficult for the skew position.

The mounting plate 2 and the fixed plate 4 are provided with sliding grooves for the sliding plate 8 to slide, and limitation is provided for the tie of the sliding plate 8, so that the sliding plate 8 is not easy to synchronously rotate along with the connecting lantern ring 7, and only can slide along the sliding grooves formed by the mounting plate 2 and the fixed plate 4.

The side wall of the precast dam water channel 1 is provided with a collecting bin 11 for bearing impurities, and the inner cavity of the collecting bin 11 is communicated with the inner cavity of the precast dam water channel 1, so that water flow in the precast dam water channel 1 can flow to the water outlet through the collecting bin 11.

The second filter screen 10 for blocking the impurity in the inner cavity of the collecting bin 11 from flowing out is arranged on the side wall of the collecting bin 11, when the water flow in the precast dam water channel 1 flows to the water outlet through the collecting bin 11, the impurity in the water flows to the water outlet through the filtration of the second filter screen 10, is filtered through the second filter screen 10 and stays in the collecting bin 11, and the impurity is convenient to clean subsequently.

The lateral wall in collection storehouse 11 sets up to the slope form, and the outer wall in collection storehouse 11 is close to the lateral wall slip laminating in collection storehouse 11 with second filter screen 10, and when the impurity in collection storehouse 11 need clear up, upwards mentions collection storehouse 11, and the outer wall in collection storehouse 11 scrapes the surface of second filter screen 10, makes the impurity attached to the surface of second filter screen 10 scraped off and falls into collection storehouse 11 in, improves the life of second filter screen 10.

The outer wall that the sliding plate 8 is close to first filter screen 9 is provided with a plurality of brush hair that are used for clearing up tiny impurity, through the striking off of brush hair to first filter screen 9, makes the tiny impurity that adheres to at first filter screen 9 surface strike off, further improves first filter screen 9's life.

The lower extreme of collecting the storehouse 11 is provided with the baffle that is used for blockking rivers, and the outer wall of baffle slides the laminating with the lateral wall of precast dam water course 1, realizes when collecting the storehouse 11 and carries out the upward movement, and the baffle rises in step, prevents that the water in the precast dam water course 1 from spilling over.

When the dam is opened and discharged, water flows through the water inlet and flows to the water outlet in the precast dam water channel 1, the water flows to the water outlet after being filtered by the first filter screen 9, meanwhile, impurities blocked by the first filter screen 9 enter the collecting bin 11 along the surface of the first filter screen 9 after being continuously flushed by water flow, water flowing through the inner cavity of the collecting bin 11 flows to the water outlet after being filtered by the second filter screen 10, meanwhile, impurities contained in the water flow into the collecting bin 11 after being filtered by the second filter screen 10, when the impurities retained on the surface of the first filter screen 9 are excessive, the driving motor is started to drive the threaded rod 5 to rotate, the connecting lantern ring 7 is enabled to move, and then the connecting lantern ring 7 is enabled to slide far away from the driving motor through the limit of the mounting plate 2 and the fixing plate 4 on the sliding plate 8, when the connecting lantern ring 7 slides to the position close to the supporting plate 6, the driving motor is controlled to be reversed, the connecting lantern ring 7 is enabled to reset, and accordingly the sliding plate 8 is driven to slide reciprocally, the repeated scraping of the first filter screen 9 is realized, the impurities attached to the surface of the first filter screen 9 flow into the collecting bin 11, compared with the impurities in the prior art, the problem that the filter screen is blocked after the filter screen is easy to use for a long time, the service life is prolonged, and the operation is convenient.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a water conservancy dam maintenance-free filter equipment, includes precast dam water course (1), the both ends of precast dam water course (1) are provided with water inlet and outlet respectively, its characterized in that: the inner wall of the precast dam water channel (1) is provided with a first filter screen (9) for filtering water flow, one end, close to a water inlet, of the first filter screen (9) is provided with a sliding plate (8) for scraping the first filter screen (9), and the sliding plate (8) is in sliding fit with the outer wall of the first filter screen (9) through a reciprocating transmission assembly;

the reciprocating transmission assembly comprises a threaded rod (5) and a connecting sleeve ring (7), a driving motor is installed at the upper end of the precast dam water channel (1), an output shaft of the driving motor is fixedly connected with the threaded rod (5), the connecting sleeve ring (7) is installed on the outer wall of the threaded rod (5) through internal and external thread matching, and the connecting sleeve ring (7) is fixedly connected with one end, far away from the first filter screen (9), of the sliding plate (8).

2. The maintenance-free filtering device for a water conservancy dam according to claim 1, wherein: the utility model discloses a precast dam water course, including installation board (2), fixed plate (4), threaded rod (5) and fixed plate (4), the upper end fixedly connected with mounting panel (2) of precast dam water course (1), the top surface fixedly connected with installation curb plate (3) of mounting panel (2), the lateral wall fixedly connected with fixed plate (4) of installation curb plate (3), the top surface fixedly connected with backup pad (6) of fixed plate (4), the one end that driving motor was kept away from to threaded rod (5) rotates the outer wall of connection in backup pad (6), the spout that supplies sliding plate (8) to slide has been seted up to mounting panel (2) and fixed plate (4).

3. The maintenance-free filtering device for a water conservancy dam according to claim 1, wherein: the side wall of the precast dam water channel (1) is provided with a collecting bin (11) for bearing impurities, an inner cavity of the collecting bin (11) is communicated with an inner cavity of the precast dam water channel (1), and the side wall of the collecting bin (11) is provided with a second filter screen (10) for blocking the impurities in the inner cavity of the collecting bin (11) from flowing out.

4. A water conservancy dam maintenance-free filter device according to claim 3, wherein: the side wall of the collecting bin (11) is arranged to be in a slope shape, and the outer wall of the collecting bin (11) is in sliding fit with the side wall of the second filter screen (10) close to the collecting bin (11).

5. The maintenance-free filtering device for a water conservancy dam according to claim 1, wherein: the outer wall of the sliding plate (8) close to the first filter screen (9) is provided with a plurality of bristles for cleaning fine impurities.

6. A water conservancy dam maintenance-free filter device according to claim 3, wherein: the lower extreme of collection storehouse (11) is provided with the baffle that is used for blockking rivers, the outer wall of baffle and the lateral wall slip laminating of precast dam water course (1).