CN219062574U

CN219062574U - Anti-blocking blow-down valve

Info

Publication number: CN219062574U
Application number: CN202222620034.3U
Authority: CN
Inventors: 黄建忠; 张伟
Original assignee: Zhejiang Bach Valve Technology Co ltd
Current assignee: Zhejiang Bach Valve Technology Co ltd
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2023-05-23
Anticipated expiration: 2032-09-30

Abstract

The utility model discloses an anti-blocking drain valve, which relates to the technical field of drain valves and comprises a drain valve body, wherein the side wall of the drain valve body is fixedly communicated with a water receiving pipe and a drain pipe, a filter screen for filtering impurities is detachably arranged in an inner cavity of the water receiving pipe, a water wheel blade which rotates through water flow driving is rotatably arranged in the inner cavity of the water receiving pipe, a rotating column is fixedly connected with the end of a water wheel She Zhouxiang, a driving shaft is fixedly arranged at one end of the rotating column, a second limiting frame is fixedly arranged in the inner cavity of the water receiving pipe, a beating column capable of sliding back and forth is arranged on the inner wall of the second limiting frame, a rotating block is fixedly connected with one end of the beating column far away from the filter screen, and mutually clamped bevel gears are arranged on the primary sides of the rotating block and the driving shaft, so that the beating column slides back and forth through the rotating block and the driving shaft, the beating column beats the filter screen reciprocally, and cleans residues blocked in a filter screen gap, and reduces the frequency of cleaning and replacement of the filter screen by workers.

Description

Anti-blocking blow-down valve

Technical Field

The utility model relates to the technical field of blow-down valves, in particular to an anti-blocking blow-down valve.

Background

The blowoff valve is a quick blowoff valve, and is evolved from a gate, and the gear is rotated by 90 degrees to drive the valve rod to lift so as to realize the purpose of opening and closing, and the blowoff valve is used as a connecting fitting of a blowoff pipe, so as to prevent sundries in sewage from blocking the blowoff valve, and a filter screen is usually arranged in an inner cavity of a water inlet port of the blowoff valve for filtering.

Most of the existing filter screens are fixed in the inner cavity of the water inlet pipe, as the filter screens are fixed and still, impurities in sewage can adhere to the outer wall of the filter screens along with the lapse of service time, and the filter screens are blocked in time, so that the frequency of cleaning and replacing the filter screens by workers is increased, and therefore, the anti-blocking blow-down valve is provided.

Disclosure of Invention

The utility model mainly aims to provide an anti-blocking blow-down valve, which can effectively solve the problems that impurities in sewage in the background art can adhere to the outer wall of a filter screen and cause the filter screen to be blocked in the long time, thereby improving the frequency of cleaning and replacing the filter screen by staff.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the sewage disposal valve comprises a sewage disposal valve body, wherein the side wall of the sewage disposal valve body is fixedly communicated with a water receiving pipe and a water discharging pipe, a filter screen for filtering impurities is detachably arranged in an inner cavity of the water receiving pipe, and a water vane which is driven to rotate by water flow is rotatably arranged in the inner cavity of the water receiving pipe;

the axial end fixedly connected with of water impeller blade rotates the post, rotates post one end fixed mounting and has the drive shaft, connects the inner chamber fixed mounting of water pipe and has the second spacing, and the inner wall of second spacing is provided with the reciprocating sliding and beats the post, beats the one end fixedly connected with dwang that the post kept away from the filter screen, and the primary side that dwang and drive shaft are close to each other is provided with the skewed tooth of mutual block.

Further, the inner cavity of the water receiving pipe is fixedly connected with a first limiting frame, and the inner wall of the first limiting frame is rotationally attached to the outer wall of the rotating column.

Further, the outer walls of the first limiting frame and the second limiting frame are fixedly provided with supporting rods, and the other ends of the supporting rods are fixedly connected with the inner wall of the water receiving pipe.

Further, the inner wall fixedly connected with guide block of second spacing, the guide slot has been seted up to the outer wall of knocking the post, and the one end of guide block extends to the inner chamber of guide slot, and the outer wall of guide block and the inner wall slip laminating of guide slot.

Further, the outer wall of the knocking column is provided with a connecting spring for pushing the knocking column, and the connecting spring can push the knocking column, so that the knocking column has a trend of being far away from the filter screen in real time.

Further, the outer wall fixedly connected with fixed block of knocking the post, the one end and the outer wall fixed connection of fixed block of connecting spring, the other end and the outer wall fixed connection of second spacing of connecting spring.

Further, the inner wall fixedly connected with bearing of first spacing for connect the spliced pole.

Further, the water receiving pipe consists of two hollow pipes connected through internal and external threads.

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

1. according to the utility model, the drain valve body is arranged, the side wall of the drain valve body is communicated with the water receiving pipe, the filter screen is arranged in the inner cavity of the water receiving pipe, the inner cavity of the water receiving pipe is rotatably provided with the water wheel blade which is driven by water flow to rotate, the rotating column is fixedly arranged at the end of the water wheel She Zhouxiang, the driving shaft is arranged at one end of the rotating column, the knocking column is arranged on the inner wall of the second limiting frame, one end of the knocking column is fixedly connected with the rotating block, the knocking column slides and is clamped with the driving shaft in a sliding manner, the knocking column slides reciprocally, the knocking column knocks the filter screen reciprocally, residues blocked in gaps of the filter screen are cleaned, and frequency of cleaning and replacing the filter screen by workers is reduced.

Drawings

FIG. 1 is a cross-sectional view of the present utility model;

FIG. 2 is a partial block diagram of a tapping column according to the present utility model;

FIG. 3 is an enlarged view of the utility model at A;

FIG. 4 is a schematic view of the structure of the blow-down valve body according to the present utility model.

In the figure: 1. a blow-down valve body; 2. a water receiving pipe; 3. a drain pipe; 4. a water vane; 5. a rotating block; 6. a filter screen; 7. a drive shaft; 8. a first limiting frame; 9. rotating the column; 10. a fixed block; 11. a connecting spring; 12. the second limiting frame; 13. knocking the column; 14. a guide groove.

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. 1-4, the present utility model is an anti-blocking blow-down valve.

Including blowoff valve body 1, the fixed intercommunication of the lateral wall of blowoff valve body 1 has water receiving pipe 2 and drain pipe 3, water receiving pipe 2 inner chamber demountable installation has filter screen 6 that is used for filtering impurity, water receiving pipe 2 comprises two hollow tube that connect through inside and outside screw-thread fit, filter screen 6 demountable installation is on hollow tube, through taking off hollow tube, and then conveniently change its inside filter screen 6, water receiving pipe 2's inner chamber rotates installs the water turbine blade 4 that rotates through the rivers drive, can advance water through water receiving pipe 2, strike water turbine blade 4 to the rotation of driving water turbine blade 4.

The axial end of the water vane 4 is fixedly connected with a rotating column 9, one end of the rotating column 9 is fixedly provided with a driving shaft 7, and the driving shaft 7 is driven to rotate through the water vane 4 so as to drive the rotating column 9 to reciprocate.

The inner cavity of the water receiving pipe 2 is fixedly provided with a second limiting frame 12, the inner wall of the second limiting frame 12 is provided with a knocking post 13 capable of sliding reciprocally, and the knocking post 13 slides reciprocally through the second limiting frame 12, so that the knocking post 13 slides towards the linear direction, and the knocking post 13 is prevented from displacing.

The one end fixedly connected with dwang 5 that the filter screen 6 was kept away from to strike post 13, the primary side that dwang 5 and drive shaft 7 are close to each other is provided with the skewed tooth of mutual block, rotates 7 and promotes 5 and 1 synchronous slip through the skewed tooth cooperation of mutual block, and then strikes the filter screen 6 of strike post 13 front end, can reduce the attached residue of impurity on the filter screen 6, improves filter screen availability factor to reduce the frequency of staff's clearance and change to the filter screen.

The inner chamber fixedly connected with first spacing 8 of water pipe 2, the laminating is rotated with the outer wall of rotating post 9 to the inner wall of first spacing 8, the equal fixed mounting of first spacing 8 and second spacing 12 outer walls has the bracing piece, the other end of bracing piece and the inner wall fixed connection of water pipe 2 are through setting up first spacing 8 and second spacing 12 to realize rotating post 9 and strike the spacing of post 13, avoid taking place the skew, through setting up the bracing piece, and then realize the fixed connection between spacing and the water pipe 2, be the column through setting up the bracing piece, resistance when can reduce the rivers and pass through.

The guide block is fixedly connected to the inner wall of the second limiting frame 12, the guide groove 14 is formed in the outer wall of the knocking column 13, the connecting spring 11 is fixedly mounted on the outer wall of the knocking column 13, the fixed block 10 is fixedly connected to the outer wall of the knocking column 13, the outer wall of the second limiting frame 12 of the outer wall of the fixed block 10 is fixedly connected through the connecting spring 11, and the connecting spring 11 can push the knocking column 13, so that the knocking column 13 has a trend of being far away from the filter screen 6 in real time.

Through the cooperation of the connecting spring 11, the rotating block 5 and the driving shaft 7, the reciprocating sliding of the connecting spring 13 can be realized, and the aim of knocking the filter screen 6 is fulfilled.

The inner wall fixedly connected with bearing of first spacing 8 for connect rotation post 9, can effectually reduce the pivoted frictional force between first spacing 8 and the rotation post 9 through setting up the bearing, the bearing is sealed bearing preferentially in this embodiment for prevent the sewage erosion, improve life.

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 an anti-blocking blowoff valve, includes blowoff valve body (1), the lateral wall fixed intercommunication of blowoff valve body (1) has water receiving pipe (2) and drain pipe (3), its characterized in that: the inner cavity of the water receiving pipe (2) is detachably provided with a filter screen (6) for filtering impurities, and the inner cavity of the water receiving pipe (2) is rotatably provided with a water vane (4) which is driven to rotate by water flow;

the utility model discloses a water turbine blade, including water turbine blade (4), rotor blade (9) axial end fixedly connected with rotor blade (9), rotor blade (9) one end fixedly mounted has drive shaft (7), the inner chamber fixed mounting of water receiving pipe (2) has second spacing (12), the inner wall of second spacing (12) is provided with can reciprocal gliding strike post (13), the one end fixedly connected with rotor block (5) that filter screen (6) were kept away from to strike post (13), the primary side that rotor block (5) and drive shaft (7) are close to each other is provided with the helical tooth of mutual block.

2. An anti-clogging blow down valve as in claim 1 wherein: the inner cavity of the water receiving pipe (2) is fixedly connected with a first limiting frame (8), and the inner wall of the first limiting frame (8) is rotationally attached to the outer wall of the rotating column (9).

3. An anti-clogging blow-down valve as in claim 2 wherein: the outer walls of the first limiting frame (8) and the second limiting frame (12) are fixedly provided with supporting rods, and the other ends of the supporting rods are fixedly connected with the inner wall of the water receiving pipe (2).

4. An anti-clogging blow down valve as in claim 1 wherein: the inner wall fixedly connected with guide block of second spacing (12), guide slot (14) have been seted up to the outer wall of knocking post (13), the inner chamber that one end of guide block extended to guide slot (14), and the outer wall of guide block and the inner wall slip laminating of guide slot (14).

5. An anti-clogging blow down valve as in claim 1 wherein: the outer wall of the knocking column (13) is provided with a connecting spring (11) for pushing the knocking column (13), and the connecting spring (11) can push the knocking column (13) so that the knocking column (13) has a trend of being far away from the filter screen (6) in real time.

6. An anti-clogging blow down valve as in claim 5 wherein: the outer wall fixedly connected with fixed block (10) of knocking post (13), the one end of connecting spring (11) and the outer wall fixed connection of fixed block (10), the other end of connecting spring (11) and the outer wall fixed connection of second spacing (12).

7. An anti-clogging blow-down valve as in claim 2 wherein: the inner wall of the first limiting frame (8) is fixedly connected with a bearing and is used for being connected with a rotating column (9).

8. An anti-clogging blow down valve as in claim 1 wherein: the water receiving pipe (2) consists of two hollow pipes which are connected through internal and external threads.