CN211039809U - Prevent water conservancy valve of return water - Google Patents

Abstract

The utility model discloses a prevent water conservancy valve of return water relates to water conservancy control valve technical field, and it includes the stagnant water valve body, this internal fixedly connected with filter screen of stagnant water valve, the left surface of filter screen and the right flank overlap joint of brush, brush fixed connection is outside rotary device, the outer joint of rotary device has water wheels, the rotary device joint is at the upper surface of stagnant water valve body inner wall, and the lower surface joint of stagnant water valve body inner wall has impurity storage box. This prevent water conservancy valve of return water through water wheels, brush, filter screen, commentaries on classics handle, bolt, draw-in groove, nut, extension rod and the mutual cooperation between the handle to can extend the user and rotate the power arm when changeing the handle, save user's strength expenditure, made things convenient for opening and closing of staff to the stagnant water valve body, the filter screen can block impurity simultaneously, and some impurity of adhesion on the filter screen can be cleared up with the brush, have improved the utility model discloses a practicality.

Description

Prevent water conservancy valve of return water

Technical Field

The utility model relates to a hydraulic control valve technical field specifically is a prevent water conservancy valve of return water.

Background

In order to prevent water from flowing backwards to influence the counting accuracy of the water meter, water conservancy valves for preventing water return are often used, however, other problems are often encountered in the use of such valves, for example, the common water conservancy valves cannot filter some impurities in water, so that the problem that the pipeline is blocked by impurities because more impurities pass through the valve after long-time use is solved, and some water conservancy valves which can be provided with filter screens for blocking the impurities are provided, but because the meshes of the filter screens are always thinner, it is still easily blocked, which affects the normal use of the valve, and because the handle of the valve is short, so when part of the components of the valve are rusted, the labor is very wasted when the valve is opened, thereby being inconvenient for workers to use, reducing the practicability of the stoppable valve, therefore, there is a need for a water valve capable of filtering impurities and preventing water from returning, which is convenient to open and close.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model is not enough to prior art, the utility model provides a prevent water conservancy valve of return water, it can not filter some impurity of aquatic to have solved ordinary water conservancy valve, thereby make after using for a long time more impurity pass the valve and lead to the pipeline by the problem of impurity jam, also some can set up the water conservancy valve that the filter screen blockked impurity, but because the mesh of filter screen is often thinner, so still very easily blockked up, thereby influence the normal use of valve, and because the handle of valve is shorter, so when the partial components and parts of valve produce the corrosion, very hard when opening, thereby inconvenient staff uses, the problem of the practicality of valve that can only stop water has been reduced.

(II) technical scheme

In order to achieve the above purpose, the utility model adopts the technical proposal that: the utility model provides a prevent water conservancy valve of return water, includes the stagnant water valve body, this internal fixedly connected with filter screen of stagnant water valve, the left surface of filter screen and the right flank overlap joint of brush, brush fixed connection is outside rotary device, the outer joint of rotary device has water wheels, the upper surface of rotary device joint at stagnant water valve body inner wall, the lower surface joint of stagnant water valve body inner wall has impurity storage box, the chute has been seted up to the lower surface of stagnant water valve body inner wall.

The upper surface of stagnant water valve body inner wall is linked together with the bottom of pipeline, the upper surface of stagnant water valve body is provided with changes the handle, the last fixed surface of changeing the handle is connected with the sleeve, the extension rod has been cup jointed in the sleeve, a plurality of draw-in groove has been seted up to the upper surface of extension rod, and is provided with fixing device in one of them draw-in groove, fixing device joint is at telescopic upper surface, the right-hand member fixedly connected with handle of extension rod.

Preferably, rotary device includes the pivot, the pivot joint is in the water wheels, the pivot cup joints in the bearing of the upper surface joint of stagnant water valve body inner wall, the right flank of pivot and the left surface fixed connection of brush.

Preferably, the fixing device comprises a bolt, the bolt is located in the clamping groove, the bolt is in threaded connection with the nut, and the nut is clamped on the upper surface of the sleeve.

Preferably, an external thread is arranged outside the pipeline, the pipeline is in threaded connection with an internal thread arranged in the pipe cover, and anti-skid lines are arranged on the outer surface of the pipe cover.

Preferably, the outer surface of the handle is provided with a layer of rubber sleeve, and the upper surface of the bolt is provided with two anti-skidding lugs.

Preferably, the shape of filter screen is the arc, the shape of brush is the arc.

(III) advantageous effects

The beneficial effects of the utility model reside in that:

1. the water conservancy valve for preventing water return enables water flow to cause certain impact force to a water wheel when passing through a water stop valve body through the mutual matching of the water wheel, the brush, the filter screen, the rotating handle, the bolt, the clamping groove, the nut, the extension rod and the handle, so that the water wheel is driven to rotate, the brush can be driven to rotate by the rotation of the water wheel, impurities on the left side isolated by the filter screen can be cleaned by the brush, when the rotating handle is difficult to rotate, a worker can rotate the bolt rightwards, the bolt can move upwards under the threaded connection effect of the bolt and the nut and can be separated from the clamping groove, the worker can pull the handle and the extension rod rightwards, when the position of the handle is proper, the bolt is screwed leftwards to be clamped into the appropriate clamping groove, the power arm when the user rotates the rotating handle can be lengthened, the strength expenditure of the user is saved, and the opening and closing of the water stop valve body, the filter screen can block impurity simultaneously, and the brush can clear up some impurity of adhesion on the filter screen, has improved the utility model discloses a practicality.

2. This prevent water conservancy valve of return water, through setting up the handle, and the surface of handle is provided with the one deck rubber sleeve, and the rubber material has certain antiskid nature and compliance for staff's palm when with the frictional force increase of handle, the handle still can provide certain comfort level for the staff, thereby makes things convenient for staff's use more.

3. This prevent water conservancy valve of return water through setting up pipeline and tube cap to make the staff regularly open the tube cap and store box and this internal some impurity of stagnant water valve through putting into the pipeline with the instrument in order to extract impurity, thereby made things convenient for the clearance work of staff to impurity, and the threaded connection of pipeline and tube cap has the advantage that the leakproofness is good, has avoided the emergence of water leakage problem.

Drawings

Fig. 1 is a schematic view of a front view of a partial cross-sectional structure of the present invention;

fig. 2 is a schematic view of the cross-sectional structure of the water wheel in a plan view according to the present invention;

fig. 3 is an enlarged schematic structural diagram of a position a of the present invention.

In the figure: 1 water stop valve body, 2 filter screens, 3 brushes, 4 rotary devices, 41 rotating shafts, 42 bearings, 5 water wheels, 6 impurity storage boxes, 7 chutes, 8 pipelines, 9 pipe covers, 10 rotating handles, 11 sleeves, 12 extension rods, 13 clamping grooves, 14 fixing devices, 141 bolts, 142 nuts and 15 handles.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-3, the utility model provides a technical solution: a water conservancy valve for preventing backwater comprises a water stop valve body 1, a filter screen 2 is fixedly connected in the water stop valve body 1, the filter screen 2 is arc-shaped, a brush 3 is arc-shaped, the filter screen 2 and the brush 3 are both arc-shaped, and the arc central points of the arc of the filter screen 2 and the brush 3 are positioned at the same position, so that the contact area between the brush 3 and the filter screen 2 can be increased when the brush 3 rotates, the cleaning area of the filter screen 2 by the rotation of the brush 3 is increased, the left side surface of the filter screen 2 is in lap joint with the right side surface of the brush 3, the brush 3 is fixedly connected outside a rotating device 4, the rotating device 4 comprises a rotating shaft 41, the rotating shaft 41 is clamped in a water wheel 5, the rotating shaft 41 is sleeved in a bearing 42 clamped on the upper surface of the inner wall of the water stop valve body 1, the right side surface of the rotating shaft 41 is fixedly connected, make and can drive pivot 41 at bearing 42 internal rotation when water wheels 5 rotate, thereby can provide a strong point for water wheels 5's rotation, make water wheels 5 drive brush 3 pivoted more stable, 4 outer joints of rotary device have water wheels 5, 4 joints of rotary device are at the upper surface of stagnant water valve body 1 inner wall, the lower surface joint of stagnant water valve body 1 inner wall has impurity storage box 6, chute 7 has been seted up to the lower surface of stagnant water valve body 1 inner wall, store box 6 and chute 7 through setting up impurity, thereby make brush 3 can be cleared up by the isolated impurity at left of filter screen 2, make these great impurity or the small stone piece that are cleared up can slide into impurity storage box 6 along chute 7 under the effect of gravity, thereby reduced the impurity in the stagnant water valve body 1, the flow of water has been made things convenient for.

The upper surface of the inner wall of the water stop valve body 1 is communicated with the bottom end of a pipeline 8, external threads are arranged outside the pipeline 8, the pipeline 8 is in threaded connection with internal threads arranged in a pipe cover 9, anti-skid lines are arranged on the outer surface of the pipe cover 9, through arranging the pipeline 8 and the pipe cover 9, a worker can regularly open the pipe cover 9 and put tools into the pipeline 8 to extract impurities in the impurity storage box 6 and the water stop valve body 1, so that the cleaning work of the worker on the impurities is facilitated, the threaded connection of the pipeline 8 and the pipe cover 9 has the advantage of good sealing performance, the problem of water leakage is avoided, a rotating handle 10 is arranged on the upper surface of the water stop valve body 1, a sleeve 11 is fixedly connected to the upper surface of the rotating handle 10, an extension rod 12 is sleeved in the sleeve 11, a plurality of clamping grooves 13 are arranged on the upper surface of the extension rod 12, and a fixing device 14 is arranged in one of the clamping grooves 13, the fixing device 14 comprises a bolt 141, the bolt 141 is positioned in the clamping groove 13, the bolt 141 is in threaded connection with the nut 142, the nut 142 is clamped on the upper surface of the sleeve 11, the bolt 141 is arranged, so that the positions of the extension rod 12 and the handle 15 can be fixed when the bolt 141 is clamped in the clamping groove 13, the problem that the extension rod 12 and the handle 15 are lost is avoided, and the problem that the normal use of a worker is influenced due to the movement of the extension rod 12 when the handle 15 is used is also avoided, the upper surface of the bolt 141 is provided with two anti-skidding lugs, the friction force and the contact area between fingers of the worker and the bolt 141 can be increased by arranging the two anti-skidding lugs outside the bolt 141, so that the worker can rotate the bolt 141 through the two anti-skidding lugs more conveniently and more laborsavingly and is not easy to slide, the fixing device 14 is clamped on the upper surface of the sleeve 11, the right end, the surface of handle 15 is provided with the one deck rubber sleeve, through setting up handle 15, and the surface of handle 15 is provided with the one deck rubber sleeve, and the rubber material has certain antiskid nature and compliance for staff's palm when with the frictional force increase of handle 15, handle 15 still can provide certain comfort level for the staff, thereby makes things convenient for staff's use more.

The utility model discloses an operating procedure does:

s1, when water flows pass through the left side of the water stop valve body 1, certain impact force can be caused to the water wheel 5, so that the water wheel 5 is driven to rotate, the water wheel 5 can drive the brush 3 to rotate, the brush 3 can clean impurities isolated on the left side by the filter screen 2, and the cleaned larger impurities or small stone blocks can slide into the impurity storage box 6 along the chute 7 under the action of gravity;

s2, when the utility model is difficult to turn the handle 10, the worker can turn the bolt 141 to the right first, so that the bolt 141 can move upwards under the effect of the screw connection with the nut 142 and break away from the slot 13, the worker can pull the handle 15 and the extension rod 12 to the right, and when the handle 15 is in a proper position, the worker can turn the bolt 141 to the left;

s3, make bolt 141 can move down and block into appropriate draw-in groove 13 under the threaded connection effect with nut 142, thereby extension user rotates the power arm when changeing handle 10, make the staff can rotate through handle 15 and change handle 10, when needs clear up impurity in the impurity storage box 6, can be through twisting tube cap 9 to the right, make tube cap 9 move up and break away from pipeline 8 under the threaded connection effect with pipeline 8, make the staff can use the instrument to pass pipeline 8, thereby clear up impurity and the tiny stone in the impurity storage box 6.

The above-mentioned embodiments further describe the objects, technical solutions and advantages of the present invention in detail, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (6)

1. The utility model provides a prevent water conservancy valve of return water, includes stagnant water valve body (1), its characterized in that: the water stop valve comprises a water stop valve body (1), wherein a filter screen (2) is fixedly connected in the water stop valve body (1), the left side surface of the filter screen (2) is in lap joint with the right side surface of a brush (3), the brush (3) is fixedly connected outside a rotating device (4), a water wheel (5) is connected outside the rotating device (4) in a clamping manner, the rotating device (4) is clamped on the upper surface of the inner wall of the water stop valve body (1), an impurity storage box (6) is clamped on the lower surface of the inner wall of the water stop valve body (1), and a chute (7) is formed in the lower surface of the inner wall of the water stop valve body;

the water stop valve comprises a water stop valve body (1), wherein the upper surface of the inner wall of the water stop valve body (1) is communicated with the bottom end of a pipeline (8), a rotating handle (10) is arranged on the upper surface of the water stop valve body (1), a sleeve (11) is fixedly connected with the upper surface of the rotating handle (10), an extension rod (12) is sleeved in the sleeve (11), a plurality of clamping grooves (13) are formed in the upper surface of the extension rod (12), a fixing device (14) is arranged in one of the clamping grooves (13), the fixing device (14) is clamped on the upper surface of the sleeve (11), and a handle (15) is fixedly connected with the right end of the extension rod (12).

2. The water conservancy valve for preventing water return according to claim 1, wherein: rotary device (4) are including pivot (41), pivot (41) joint is in water wheels (5), pivot (41) cup joint in bearing (42) of the upper surface joint of stagnant water valve body (1) inner wall, the right flank of pivot (41) and the left surface fixed connection of brush (3).

3. The water conservancy valve for preventing water return according to claim 1, wherein: the fixing device (14) comprises a bolt (141), the bolt (141) is located in the clamping groove (13), the bolt (141) is in threaded connection with the nut (142), and the nut (142) is clamped on the upper surface of the sleeve (11).

4. The water conservancy valve for preventing water return according to claim 1, wherein: the pipeline (8) is externally provided with external threads, the pipeline (8) is in threaded connection with internal threads formed in the pipe cover (9), and the outer surface of the pipe cover (9) is provided with anti-skid lines.

5. The water conservancy valve for preventing water return according to claim 3, wherein: the outer surface of the handle (15) is provided with a layer of rubber sleeve, and the upper surface of the bolt (141) is provided with two anti-skidding lugs.

6. The water conservancy valve for preventing water return according to claim 1, wherein: the shape of filter screen (2) is the arc, the shape of brush (3) is the arc.

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