CN221034163U - Drain valve for hydraulic engineering - Google Patents

Abstract

The utility model discloses a drain valve for hydraulic engineering, which relates to the technical field of filtering drain valves and comprises a water inlet pipe, wherein a first main pipe is fixedly arranged on the outer wall of the water inlet pipe, a first water stop valve is fixedly arranged in the middle of the first main pipe, a filtering mechanism is fixedly arranged at one end of the first main pipe, the filtering mechanism comprises a filtering box body, a box cover is connected with the top of the filtering box body through threads, and a bolt is fixedly arranged on the upper surface of the box cover. The case lid is opened, take out the filter and clean, water in pulling out and bearing the case can flow to the rose box through the leak, to bearing the case clean put back the back peg graft on the rose box and close the case lid can, change traditional drain valve internally mounted filter screen into the rose box and filter, make its filtration space grow filter the effect better, filter area is bigger simultaneously and filter the effect better, hydrophobic ability is stronger, make its clean frequency reduce, can make more manpowers carry out other work.

Description

Drain valve for hydraulic engineering

Technical Field

The utility model relates to the technical field of filtering drain valves, in particular to a drain valve for hydraulic engineering.

Background

The drainage valve is an indispensable water industry product, and is mainly applied to the fields of urban, building, enterprise water supply and drainage engineering, industrial and domestic sewage treatment, hydraulic engineering and the like, wherein the drainage valve is mainly applied to various middle and low pressure valves, including various butterfly valves and gate valves, and ball valves, check valves, exhaust valves, plug valves, diaphragm valves, pressure reducing valves, flow regulating valves, mud discharging valves and the like. The water during hydraulic drainage contains some floats, and a filterable drainage valve is needed to prevent the floats from being drained to other places.

The following problems exist in the prior art:

1. In order to prevent floating objects from being conveyed together, the existing drain valve of the hydraulic engineering is provided with a filter screen for effectively blocking the floating objects in water, but the space in the traditional drain valve is smaller, the filter screen needs to be cleaned frequently, and the reason is that the floating objects can block meshes, so that the drain is unsmooth, and the filter screen needs to be cleaned regularly, so that the labor time is greatly wasted;

2. the filter screen of traditional clearance drain valve needs to close the front end water valve, just can clean the filter screen in the drain valve, and the clearance time is longer comparatively complicated to influence hydraulic engineering's normal clear, correspond regularly clear up the transportation of greatly reduced water source repeatedly.

Disclosure of utility model

The utility model provides a drain valve for hydraulic engineering, which aims to solve the problems in the background technology.

In order to solve the technical problems, the utility model adopts the following technical scheme:

The utility model provides a drain valve that hydraulic engineering used, includes the inlet tube, the outer wall fixed mounting of inlet tube has first trunk line, the centre fixed mounting of first trunk line has first water stop valve, the one end fixed mounting of first trunk line has filtering mechanism, filtering mechanism is including the filtration box;

The top threaded connection of filter box has the case lid, the upper surface fixed mounting of case lid has the bolt, the inside of filter box has cup jointed and has born the case, the bottom fixed mounting who bears the case has the water leakage board, the inner wall fixed mounting who bears the case has the slot, the inboard grafting of slot has the filter, the top fixed mounting who bears the case has the carrying handle.

The technical scheme of the utility model is further improved as follows: the front of the filtering box body is fixedly provided with a second main pipeline, the middle of the second main pipeline is fixedly provided with a second water stop valve, and one end of the second main pipeline is fixedly provided with a water outlet pipe.

By adopting the technical scheme, the filtered water source can be discharged from the water outlet pipe through the second main pipeline in the scheme, so that the water source after being conveyed is ensured to be cleaner, and the water source is convenient to use subsequently.

The technical scheme of the utility model is further improved as follows: an auxiliary pipeline is fixedly arranged on the outer wall of the water inlet pipe, and a third water stop valve is fixedly arranged in the middle of the auxiliary pipeline.

By adopting the technical scheme, when the filter box body needs to be cleaned, the water source conveying work can be normally carried out, after the first water stop valve and the second water stop valve are closed, the third water stop valve is opened, so that the water source can be conveyed from the auxiliary pipeline for a short period, and the normal water cooling engineering transportation is ensured.

The technical scheme of the utility model is further improved as follows: the top fixedly connected with rubber strip of filter, the upper surface of rubber strip closely laminates with the case lid bottom surface.

By adopting the technical scheme, in the scheme, all water sources are filtered through the filter plate, the tightness of the water sources and the box cover can be ensured through the top rubber strip, so that the filtering effect can be ensured, and the filtering step can be reduced after the transported water sources reach the destination.

The technical scheme of the utility model is further improved as follows: the one side of bearing the case has offered a wash port, the position of wash port is relative with first trunk line, second trunk line to bear case and filtration box closely laminating.

Adopt above-mentioned technical scheme, can carry the filtration processing in carrying the filtration box with the water source through the wash port in this scheme, carry out the drainage clean water source, filtration box and bear the weight of the inseparable laminating of case simultaneously and can guarantee that water can not see through the discharge between the gap to guarantee the quality of water after filtering.

The technical scheme of the utility model is further improved as follows: the top joint of filter box has the sealing washer, case lid and filter box closely paste and constitute seal structure jointly.

By adopting the technical scheme, the top in the scheme is provided with the fixed box cover through the bolts, so that the leak of the device is prevented for ensuring the tightness of the filtering box body, the inside can be subjected to sealing treatment through the top sealing ring, and the device is ensured to normally filter a water source.

By adopting the technical scheme, compared with the prior art, the utility model has the following technical progress:

1. The utility model provides a drain valve for hydraulic engineering, which is characterized in that a box cover is opened, a filter plate is taken out for cleaning, water in a bearing box is pulled out and flows into a filter box body through a leak hole, the bearing box is cleaned and put back, a filter screen plate is inserted and then the box cover is closed, a filter screen arranged in the traditional drain valve is changed into the filter box body for filtering, so that the filtering space is enlarged, the filtering effect is better, the area of the filter plate is larger, the filtering effect is better, the water-repellent capacity is stronger, the cleaning frequency is reduced, and more manpower can be used for other work.

2. The utility model provides a drain valve for hydraulic engineering, which is characterized in that when a filter box body is required to be cleaned, in order to ensure that water source conveying work can be normally performed, after a first water stop valve and a second water stop valve are closed, a third water stop valve is opened to enable a water source to be conveyed from an auxiliary pipeline for a short time, and after the filter box body is cleaned, the third water stop valve is closed to enable the filter box body to be filled with water, and through the auxiliary pipeline capable of continuously conveying, the normal performance of the hydraulic engineering can be ensured, so that the transportation of the water source is improved.

Drawings

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

FIG. 2 is a schematic diagram of a filter structure according to the present utility model;

FIG. 3 is an internal view of the structure of FIG. 2 in accordance with the present utility model;

fig. 4 is a back cross-sectional view of the structure of fig. 2 in accordance with the present utility model.

In the figure: 1. a water inlet pipe; 2. a first main pipe; 3. a first water stop valve; 4. a filtering mechanism; 401. a filter box; 402. a case cover; 403. a bolt; 404. a carrying case; 405. a water leakage plate; 406. a slot; 407. a filter plate; 408. a handle; 409. a rubber strip; 5. a second main pipe; 6. a second water stop valve; 7. a water outlet pipe; 8. a secondary pipe; 9. and a third water stop valve.

Detailed Description

The utility model is further illustrated by the following examples:

example 1

As shown in fig. 1-4, the utility model provides a drain valve for hydraulic engineering, which comprises a water inlet pipe 1, wherein a first main pipe 2 is fixedly arranged on the outer wall of the water inlet pipe 1, a first water stop valve 3 is fixedly arranged in the middle of the first main pipe 2, a filtering mechanism 4 is fixedly arranged at one end of the first main pipe 2, and the filtering mechanism 4 comprises a filtering box 401;

The top threaded connection of filter box 401 has case lid 402, the upper surface fixed mounting of case lid 402 has bolt 403, the inside of filter box 401 has cup jointed and has born case 404, bear the bottom fixed mounting of case 404 has water leakage board 405, bear the inner wall fixed mounting of case 404 has slot 406, the inboard of slot 406 has pegged graft filter 407, bear the top fixed mounting of case 404 has carrying handle 408.

In this embodiment, open case lid 402, take out filter 407 and clean, water in pulling out and bearing the case 404 case can flow to the rose box body 401 through leaking the water board 405, it can to peg graft filter 407 after putting back to clean bearing the case 404 and close case lid 402, change traditional drain valve internally mounted filter screen into rose box body 401 and filter, make its filtration space grow filter effect better, filter 407 area is bigger simultaneously and filter effect better, hydrophobic ability is stronger, make its clean frequency reduce, can make more manpowers carry out other works.

Example 2

As shown in fig. 1-4, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the front surface of the filtering box 401 is fixedly provided with a second main pipe 5, the middle of the second main pipe 5 is fixedly provided with a second water stop valve 6, one end of the second main pipe 5 is fixedly provided with a water outlet pipe 7, the outer wall of the water inlet pipe 1 is fixedly provided with a secondary pipe 8, and the middle of the secondary pipe 8 is fixedly provided with a third water stop valve 9.

In this embodiment, the filtered water source can be discharged from the water outlet pipe 7 through the second main pipe 5, so that the water source after being conveyed is ensured to be cleaner, and the water source can be conveniently used subsequently. When the filter box 401 needs to be cleaned, in order to ensure that water source conveying work can be normally performed, after the first water stop valve 3 and the second water stop valve 6 are closed, the third water stop valve 9 is opened, so that water source can be conveyed from the auxiliary pipeline 8 for a short period of time, and normal water cooling engineering transportation is ensured.

Example 3

As shown in fig. 1-4, on the basis of embodiment 1 and embodiment 2, the present utility model provides a technical solution: preferably, the top fixedly connected with rubber strip 409 of filter 407, the upper surface of rubber strip 409 closely laminates with case lid 402 bottom surface, it has a wash port to bear one side of case 404 to have seted up, the position of wash port is relative with first trunk line 2, second trunk line 5 to bear case 404 closely laminates with filter box 401. The top joint of the filtering box 401 has the sealing washer, the case lid 402 closely pastes with the filtering box 401 and constitutes seal structure jointly.

In this embodiment, to ensure that all the water source is filtered by the filter plate 407, the sealing with the cover 402 can be ensured by the top rubber strip 409, so that the filtering effect can be ensured, and the filtering step can be reduced after the transported water source reaches the destination. The water source can be conveyed into the filtering box 401 through the drain hole for filtering treatment, clean water source is discharged, and meanwhile, the filtering box 401 and the bearing box 404 are tightly attached to ensure that water cannot be discharged through gaps, so that the quality of filtered water is ensured. Because the top is through the fixed case lid 402 of bolt 403, in order to guarantee the leakproofness of filtering box 401 prevents that the device from leaking, can make inside seal treatment through the top sealing washer to guarantee that the device can normally filter the water source.

The working principle of the drain valve for hydraulic engineering is specifically described below.

As shown in fig. 1-4, when the filter box 401 needs to be cleaned, in order to ensure that the water source conveying work can be normally performed, after the first water stop valve 3 and the second water stop valve 6 are closed, the third water stop valve 9 is opened to enable the water source to be conveyed from the auxiliary pipeline 8 for a short time, the box cover 402 is opened, the filter plate 407 is taken out for cleaning, water in the box 404 pulled out of the bearing box 404 flows into the filter box 401 through the water leakage plate 405, and after the bearing box 404 is cleaned, the filter plate 407 is inserted and connected with the box cover 402.

The foregoing utility model has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.

Claims (6)

1. The utility model provides a drain valve that hydraulic engineering used, includes inlet tube (1), its characterized in that: the water inlet pipe is characterized in that a first main pipe (2) is fixedly arranged on the outer wall of the water inlet pipe (1), a first water stop valve (3) is fixedly arranged in the middle of the first main pipe (2), a filtering mechanism (4) is fixedly arranged at one end of the first main pipe (2), and the filtering mechanism (4) comprises a filtering box body (401);

The top threaded connection of rose box body (401) has case lid (402), the last fixed surface of case lid (402) installs bolt (403), the inside of rose box body (401) has cup jointed and has born case (404), the bottom fixed mounting who bears case (404) has leaking water board (405), the inner wall fixed mounting who bears case (404) has slot (406), the inboard grafting of slot (406) has filter (407), the top fixed mounting who bears case (404) has carrying handle (408).

2. The hydraulic engineering drain valve according to claim 1, wherein: the front of the filtering box body (401) is fixedly provided with a second main pipeline (5), the middle of the second main pipeline (5) is fixedly provided with a second water stop valve (6), and one end of the second main pipeline (5) is fixedly provided with a water outlet pipe (7).

3. The hydraulic engineering drain valve according to claim 1, wherein: an auxiliary pipeline (8) is fixedly arranged on the outer wall of the water inlet pipe (1), and a third water stop valve (9) is fixedly arranged in the middle of the auxiliary pipeline (8).

4. The hydraulic engineering drain valve according to claim 1, wherein: the top fixedly connected with rubber strip (409) of filter (407), the upper surface of rubber strip (409) is closely laminated with case lid (402) bottom surface.

5. The hydraulic engineering drain valve according to claim 1, wherein: one side of the bearing box (404) is provided with a drain hole, the position of the drain hole is opposite to the first main pipeline (2) and the second main pipeline (5), and the bearing box (404) is tightly attached to the filtering box body (401).

6. The hydraulic engineering drain valve according to claim 1, wherein: the top joint of filter box (401) has the sealing washer, case lid (402) closely pastes together with filter box (401) and constitutes seal structure.