CN219933063U - Check valve with flow dividing device - Google Patents

Abstract

The utility model provides a check valve with a flow dividing device, which relates to the technical field of check valves and comprises a check valve body, wherein a first branch pipe is communicated with the front side of the check valve body near the top edge, an adjusting pipe is fixed at the bottom of the first branch pipe, the top of the adjusting pipe penetrates through the top of the first branch pipe, a second branch pipe is communicated with the front side of the check valve body, one side of the second branch pipe is communicated with one side of the adjusting pipe, the second branch pipe is positioned below the first branch pipe, a sealing rod is connected inside the adjusting pipe in a sliding manner, and the top of the sealing rod extends to the top of the adjusting pipe.

Description

Check valve with flow dividing device

Technical Field

The utility model relates to the technical field of check valves, in particular to a check valve with a flow dividing device.

Background

The check valve is a valve with a circular valve clack and can stop the medium from flowing backwards by the action of the self weight and the medium pressure, and is commonly used as a bottom valve of a water pumping device and can prevent the backflow of water. The check valve and the stop valve are combined for use, so that the safety isolation function can be realized.

At present, when the check valve is used, the check valve is usually required to be connected with the outside, when the existing check valve is communicated with the outside, an external switching device is usually required to split, and when the installation interval is smaller, an external switching joint is inconvenient to install, so that the installation is difficult in actual use.

Disclosure of Invention

The utility model aims to solve the problems that the existing check valve usually needs an external switching device to split when the outside is communicated, and the external switching connector is inconvenient to install when the installation interval is smaller, so that the installation is difficult in actual use by arranging the sealing rod and arranging the side opening on the sealing rod.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a check valve with diverging device, includes the check valve body, the front side of check valve body is close to top edge intercommunication and has first branch pipe, the bottom of first branch pipe is fixed with the regulation pipe, the top of regulation pipe runs through to the top of first branch pipe, the front side intercommunication of check valve body has the second branch pipe, one side intercommunication of second branch pipe is to one side of regulation pipe, the second branch pipe is located the below of first branch pipe, the inside sliding connection of regulation pipe has the sealing lever, the top of sealing lever extends to the top of regulation pipe.

Preferably, a rubber ball is fixed at the top of the sealing rod, and a connecting sleeve is sleeved at the position, close to one side edge, of the outer surface of the first branch pipe.

Preferably, a plurality of control keys are fixed on the top of the check valve body, and a water inlet pipe is communicated with the rear side of the check valve body.

Preferably, limit grooves are formed in the inner walls of the two sides of the adjusting pipe, close to the edges of the bottom, of the adjusting pipe, and limiting blocks are slidably connected in the two limit grooves.

Preferably, one sides of the two limiting blocks are correspondingly fixed on the outer surface of the sealing rod, a side opening is formed in the front side of the sealing rod, and side grooves are formed in the inner walls of one sides of the two limiting grooves close to the bottom edge.

Preferably, the bottom of the adjusting pipe is in a closed shape, a rotating block is rotatably connected to the inner bottom surface of the adjusting pipe, a spring is fixed to the top of the rotating block, and the top of the spring is fixed to the bottom of the sealing rod.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. when the device is used, the water inlet pipe is connected with an external pipeline, the limiting block is propped against the inner top surface of the limiting groove under the action of the elastic force of the spring in normal use, so that the sealing rod is propped out of the adjusting pipe, the sealing rod can be placed under the clamping of the limiting block and the limiting groove to be separated from the adjusting pipe, at the moment, a side opening on the sealing rod is communicated with the first branch pipe, and the second branch pipe is closed under the stop of the sealing rod.

2. According to the utility model, when the flow is required to be regulated from the first branch pipe to the second branch pipe, the sealing rod is required to be pressed downwards, then the sealing rod is rotated when the limiting block slides to the bottom of the limiting groove, so that the sealing rod can be limited and clamped, and in the rotating process, the side opening on the sealing rod can rotate to the inside of the second branch pipe, so that the second branch pipe is conducted, and the first branch pipe is closed, so that the reversing purpose is achieved.

Drawings

FIG. 1 is a schematic top perspective view of a check valve with a flow dividing device according to the present utility model;

FIG. 2 is a schematic view showing a partially cut-away perspective structure of a check valve with a flow dividing device according to the present utility model;

fig. 3 is an enlarged view of the present utility model at a in fig. 2.

Legend description: 1. a check valve body; 2. a water inlet pipe; 3. a control key; 4. a first branch pipe; 5. a second branch pipe; 6. an adjusting tube; 7. connecting sleeves; 8. a sealing rod; 9. rubber balls; 10. a side port; 11. a limiting block; 12. a limit groove; 13. a side groove; 14. a rotating block; 15. and (3) a spring.

Detailed Description

In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.

Embodiment 1 as shown in fig. 1-3, the present utility model provides a check valve technical solution with a flow dividing device: including check valve body 1, the front side of check valve body 1 is close to top edge intercommunication has first branch pipe 4, and the bottom of first branch pipe 4 is fixed with regulation pipe 6, and the top of regulation pipe 6 runs through to the top of first branch pipe 4, and the front side intercommunication of check valve body 1 has second branch pipe 5, and one side of second branch pipe 5 communicates to one side of regulation pipe 6, and second branch pipe 5 is located the below of first branch pipe 4, and the inside sliding connection of regulation pipe 6 has sealing rod 8, and the top of sealing rod 8 extends to the top of regulation pipe 6.

The effect that its whole embodiment 1 reached is, at first be connected inlet tube 2 with outside pipeline when using this device, the inside top surface with stopper 11 top to spacing groove 12 under the elasticity effect of spring 15 during normal use to with the inside of the ejecting regulation pipe 6 of sealing lever 8, can place sealing lever 8 and separation of regulation pipe 6 under the block of stopper 11 and spacing groove 12, at this moment the side port 10 on the sealing lever 8 communicates with first branch pipe 4, and second branch pipe 5 seals under sealing lever 8's shutoff, has solved current check valve and has generally required outside switching device to shunt when outside intercommunication, and outside adapter is inconvenient to install when the installation interval is less, leads to the problem of installation difficulty when in actual use.

In embodiment 2, as shown in fig. 1-3, a rubber ball 9 is fixed at the top of a sealing rod 8, a connecting sleeve 7 is sleeved at the position, close to one side edge, of the outer surface of a first branch pipe 4, a plurality of control keys 3 are fixed at the top of a check valve body 1, a water inlet pipe 2 is communicated with the rear side of the check valve body 1, limit grooves 12 are formed in the positions, close to the bottom edge, of the inner walls of two sides of an adjusting pipe 6, limit blocks 11 are slidably connected in the two limit grooves 12, one sides of the two limit blocks 11 are correspondingly fixed on the outer surface of the sealing rod 8, a side opening 10 is formed in the front side of the sealing rod 8, side grooves 13 are formed in the positions, close to the bottom edge, of the inner walls of one side of the two limit grooves 12, the bottom of the adjusting pipe 6 is in a closed shape, a rotating block 14 is rotatably connected to the inner bottom surface of the adjusting pipe 6, a spring 15 is fixed at the top of the rotating block 14, and the top of the spring 15 is fixed at the bottom of the sealing rod 8.

The effect that its whole embodiment 2 reached is, when needs are adjusted flow from first branch pipe 4 to second branch pipe 5 on, needs to push down sealing rod 8, then rotates sealing rod 8 when stopper 11 slides to the bottom of spacing groove 12 and makes can carry out spacing block to sealing rod 8, and the side port 10 on sealing rod 8 can rotate to the inside of second branch pipe 5 at pivoted in-process for second branch pipe 5 switches on, and first branch pipe 4 is sealed, thereby reaches the switching-over purpose.

Working principle: when the device is used, the water inlet pipe 2 is connected with an external pipeline, the limiting block 11 is propped to the inner top surface of the limiting groove 12 under the action of the elastic force of the spring 15 in normal use, so that the sealing rod 8 is propped out of the adjusting pipe 6, the sealing rod 8 can be placed to be separated from the adjusting pipe 6 under the clamping of the limiting block 11 and the limiting groove 12, at the moment, the side opening 10 on the sealing rod 8 is communicated with the first branch pipe 4, the second branch pipe 5 is closed under the stopping of the sealing rod 8, when the flow is required to be regulated from the first branch pipe 4 to the second branch pipe 5, the sealing rod 8 is required to be pressed downwards, then the sealing rod 8 is rotated when the limiting block 11 slides to the bottom of the limiting groove 12, so that the limiting clamping of the sealing rod 8 can be carried out, the side opening 10 on the sealing rod 8 can be rotated to the inner part of the second branch pipe 5 in the rotating process, so that the second branch pipe 5 is conducted, and the first branch pipe 4 is closed, so that the reversing purpose is achieved.

It should be noted that various standard components used in the present utility model are available in the market, and non-standard components can be specifically customized, and the connection manner adopted in the present utility model, such as bolting, welding, etc., is a very common means in the mechanical field, and the inventor will not be reiterated here.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims (6)

1. A check valve with a shunt device, comprising a check valve body (1), characterized in that: the front side of check valve body (1) is close to top edge intercommunication has first branch pipe (4), the bottom of first branch pipe (4) is fixed with regulation pipe (6), the top of regulation pipe (6) runs through to the top of first branch pipe (4), the front side intercommunication of check valve body (1) has second branch pipe (5), one side intercommunication of second branch pipe (5) is to one side of regulation pipe (6), second branch pipe (5) are located the below of first branch pipe (4), the inside sliding connection of regulation pipe (6) has sealing rod (8), the top of sealing rod (8) extends to the top of regulation pipe (6).

2. A check valve with flow dividing means as claimed in claim 1, wherein: the top of the sealing rod (8) is fixed with a rubber ball (9), and a connecting sleeve (7) is sleeved at the edge of one side, close to the outer surface of the first branch pipe (4).

3. A check valve with flow dividing means as claimed in claim 2, wherein: the top of check valve body (1) is fixed with a plurality of control button (3), the rear side intercommunication of check valve body (1) has inlet tube (2).

4. A check valve with flow dividing means as claimed in claim 3, wherein: limiting grooves (12) are formed in the inner walls of the two sides of the adjusting pipe (6) close to the edges of the bottom, and limiting blocks (11) are slidably connected in the two limiting grooves (12).

5. A check valve with flow dividing means as defined in claim 4, wherein: one side of each limiting block (11) is correspondingly fixed on the outer surface of the sealing rod (8), a side opening (10) is formed in the front side of the sealing rod (8), and side grooves (13) are formed in the inner walls of one side of each limiting groove (12) close to the edge of the bottom.

6. A check valve with flow dividing means as defined in claim 5, wherein: the bottom of the adjusting pipe (6) is in a closed shape, a rotating block (14) is rotatably connected to the inner bottom surface of the adjusting pipe (6), a spring (15) is fixed to the top of the rotating block (14), and the top of the spring (15) is fixed to the bottom of the sealing rod (8).