CN221195373U

CN221195373U - Adjustable lifting type bottom valve

Info

Publication number: CN221195373U
Application number: CN202323222991.1U
Authority: CN
Inventors: 陈钱锋
Original assignee: Ningbo Maofa Pump And Valve Co ltd
Current assignee: Ningbo Maofa Pump And Valve Co ltd
Priority date: 2023-11-29
Filing date: 2023-11-29
Publication date: 2024-06-21
Anticipated expiration: 2033-11-29

Abstract

The utility model relates to the technical field of valves and discloses an adjustable lifting type bottom valve which comprises a valve body, wherein a connecting pipe is fixedly connected to the right side of the valve body, a limiting sleeve is connected to the outer side of the connecting pipe in a sliding mode, uniformly distributed limiting balls are connected to the inner end of the left side of the limiting sleeve in a sliding mode, a second spring is arranged at the outer end of the right side of the limiting sleeve, a flange plate is fixedly connected to the right side of the limiting sleeve, and a clamping sleeve is connected to the outer side of the limiting sleeve in a sliding mode. According to the utility model, the valve body, the connecting pipe, the limit sleeve, the limit ball, the clamping sleeve, the second spring and the flange are mutually matched, so that the valve body and the water pump are quickly disassembled, thereby facilitating the overhaul or maintenance of the water pump by workers, and avoiding difficult disassembly because of rust adhesion between the bolts and the flange.

Description

Adjustable lifting type bottom valve

Technical Field

The utility model relates to the technical field of valves, in particular to an adjustable lifting type bottom valve.

Background

The adjustable lifting type bottom valve is a valve for a water pump system, and is designed to be capable of being automatically adjusted under different liquid level conditions and keeping proper water inflow. Such a foot valve is generally used in various drainage, irrigation, industrial and municipal water supply systems, but as various fields develop, the existing foot valve cannot meet various demands made by users, so that a novel adjustable lifting foot valve is required to meet different demands of users.

Through searching, the prior patent (bulletin number: CN 211624305U) discloses a lifting type bottom valve, which aims to solve the problem of loose sealing between a valve clack and a valve seat; the valve body is connected with the valve cover through a screw, a valve seat is arranged between the valve body and the valve cover, a channel is formed in the valve seat, a valve clack matched with the channel is vertically arranged in the valve body in a sliding manner, a first sealing ring is fixed on one side, adjacent to the valve seat, of the valve clack, a through hole positioned on the outer side of the channel is formed in the valve seat, a piston penetrates through the through hole, a connecting rod extending out of the valve seat is arranged in the middle of the piston, a second sealing ring is connected onto the valve seat in a sliding manner, the second sealing ring is movably connected with the connecting rod, the piston moves up and down in the through hole to drive the connecting rod to control the second sealing ring to slide on the valve seat, and the second sealing ring contacts the first sealing ring and the valve seat to form sealing after sliding; the utility model has ingenious structure, and the sealing rings are arranged on the outer sides of the valve clack and the valve seat to carry out multiple sealing, so that leakage caused by damage to the sealing surfaces in the movement process of the valve clack is avoided, the liquid filled in the water suction pipe is ensured, and the starting of the pump is facilitated.

However, in the practical use process of the scheme, since the water pump is a frequently used device, it is very important to ensure the normal operation of the water pump, so that the water pump needs to be overhauled and maintained regularly, but the traditional adjustable lifting base valve is connected with the water pump through the flange plate and the bolts, but the water pump needs to be disassembled during overhauling or maintenance, but the working environment of the water pump is moist, so that the water pump is likely to cause rust between the bolts and the flange, so that the water pump is sticky, and time and labor are wasted when the water pump is disassembled, thereby influencing the working efficiency of workers.

In view of this, the present utility model proposes an adjustable lifting foot valve.

Disclosure of utility model

The utility model provides an adjustable lifting type bottom valve, which solves the problem of difficult disassembly between a valve body and a water pump in the related art.

The technical scheme of the utility model is as follows: the utility model provides an over-and-under type bottom valve of regulation formula, includes the valve body, valve body right side fixedly connected with connecting pipe, connecting pipe outside sliding connection has a spacing sleeve, spacing sleeve left side inner sliding connection has evenly distributed's spacing ball, spacing sleeve right side outer end is provided with the second spring, spacing sleeve right side fixedly connected with ring flange, spacing sleeve outside sliding connection has the block sleeve.

Preferably, the limiting ball is connected with the connecting pipe in a clamping way, and the connecting pipe is connected with the clamping sleeve in a clamping way.

Preferably, the inner side of the valve body is provided with a communication hole, and the inner side of the top end of the valve body is connected with a threaded rod in a threaded manner.

Preferably, the top end of the threaded rod is fixedly connected with a handle, and the outer side of the upper end of the threaded rod is connected with a limiting ring in a threaded manner.

Preferably, the outer side thread of the middle end of the threaded rod is connected with a first sealing ring, and the bottom end of the threaded rod is fixedly connected with a base.

Preferably, the outside sliding connection of base has the spacing, spacing bottom of the body end fixedly connected with closing plate.

Preferably, the sealing plate is provided with uniformly distributed limiting rods in a sliding manner, first springs are arranged on the outer sides of the limiting rods, and connecting rings are fixedly connected to the bottom ends of the first springs.

Preferably, the outer side of the sealing plate is connected with a second sealing ring in a clamping mode, and the second sealing ring is fixedly connected with the valve body.

The working principle and the beneficial effects of the utility model are as follows:

1. according to the utility model, through the arrangement, according to the mutual matching of the valve body, the connecting pipe, the limiting sleeve, the limiting ball, the clamping sleeve, the second spring and the flange, the quick disassembly between the valve body and the water pump is realized, so that a worker can conveniently overhaul or maintain the water pump, and the problems of difficult disassembly due to rust and adhesion between the bolt and the flange are avoided;

2. According to the utility model, through the mutual matching of the valve body, the communication hole, the first sealing ring, the threaded rod, the limiting ring, the handle, the base, the limiting frame, the sealing plate, the limiting rod, the first spring, the connecting ring and the second sealing ring, the water in the water pump is sealed, so that the loss of the water in the water pump is effectively reduced, the situation that the water in the water pump is seriously lost and can be absorbed again only by adding water again is avoided when the water pump is not used, meanwhile, the water inflow between the sealing plate and the limiting rod is controlled through the mutual matching of the threaded rod, the base and the limiting frame, and meanwhile, when the water inflow is not required to be controlled, the valve body can have the function of autonomous operation by lifting the base, and when the water inflow is limited by the valve body, the limiting frame can be lifted through lifting the base, so that the sealing plate is pulled up through the limiting frame, and the limitation of the sealing plate on the water flow is cancelled.

Drawings

The utility model will be described in further detail with reference to the drawings and the detailed description.

FIG. 1 is a schematic front perspective view of the present utility model;

FIG. 2 is a schematic view of a connecting pipe according to the present utility model;

FIG. 3 is a schematic cross-sectional view of a valve body according to the present utility model;

FIG. 4 is a schematic cross-sectional view of a limiting sleeve according to the present utility model;

FIG. 5 is a schematic cross-sectional view of a second seal ring according to the present utility model.

In the figure: 1. a valve body; 2. a communication hole; 3. a first seal ring; 4. a threaded rod; 5. a limiting ring; 6. a handle; 7. a base; 8. a limiting frame; 9. a sealing plate; 10. a limit rod; 11. a first spring; 12. a connecting ring; 13. a second seal ring; 14. a connecting pipe; 15. a limit sleeve; 16. a limit ball; 17. a clamping sleeve; 18. a second spring; 19. and a flange plate.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

The preferred embodiment of an adjustable lifting foot valve according to the present utility model is shown in fig. 1 to 5: the utility model provides an adjustable over-and-under type bottom valve, including valve body 1, valve body 1 right side fixedly connected with connecting pipe 14, connecting pipe 14 outside sliding connection has spacing sleeve 15, spacing sleeve 15 left side inner sliding connection has evenly distributed's spacing ball 16, carry out the block spacing to connecting pipe 14 through spacing ball 16, spacing sleeve 15 right side outer end is provided with second spring 18, spacing sleeve 15 right side fixedly connected with ring flange 19, spacing sleeve 15 outside sliding connection has block sleeve 17, use spacing sleeve 15 as stress point to promote block sleeve 17 to the left side through second spring 18, thereby extrude spacing ball 16 through block sleeve 17, force spacing ball 16 to inboard removal, realize carrying out the block to connecting pipe 14.

In this embodiment, the limiting ball 16 is engaged with the connecting tube 14, and the connecting tube 14 is engaged with the engaging sleeve 17.

Example 2

On the basis of embodiment 1, a preferred embodiment of an adjustable lifting foot valve according to the present utility model is shown in fig. 1 to 5: the inner side of the valve body 1 is provided with a communication hole 2, and the inner side of the top end of the valve body 1 is connected with a threaded rod 4 in a threaded manner.

In this embodiment, threaded rod 4 top fixedly connected with handle 6 can drive threaded rod 4 through rotating handle 6 and rotate, and threaded rod 4 upper end outside threaded connection has spacing ring 5, carries out spacingly to threaded rod 4 through spacing ring 5.

In this embodiment, the outside threaded connection of threaded rod 4 middle-end has first sealing ring 3, and threaded rod 4 bottom fixedly connected with base 7 seals the intercommunicating pore 2 inboard through first sealing ring 3, avoids water to leak through the clearance between threaded rod 4 and the valve body 1 in the use.

In this embodiment, the outside sliding connection of base 7 has spacing 8, and spacing 8 bottom fixedly connected with closing plate 9 carries out spacingly to base 7 through spacing 8, makes base 7 can remove in spacing 8, but after the range of movement of base 7 surpasses the scope that spacing 8 limited, can drive spacing 8 and follow base 7 and remove to drive closing plate 9 and remove.

In this embodiment, the sealing plate 9 is provided with evenly distributed stop bars 10 in a sliding manner, the outer side of the stop bars 10 is provided with first springs 11, the lower ends of the first springs 11 are fixedly connected with connecting rings 12, the lower ends of the first springs 11 are fixed through the connecting rings 12, and meanwhile, the sealing plate 9 is supported through the first springs 11, so that the sealing plate 9 is always in a downward state.

In this embodiment, the second sealing ring 13 is connected to the outer side of the sealing plate 9 in a clamping manner, the second sealing ring 13 is fixedly connected with the valve body 1, and the communication hole 2 is separated through the mutual cooperation of the sealing plate 9 and the second sealing ring 13, so that the interior of the valve body 1 is sealed and separated when the water pump does not operate, and water in the water pump is prevented from flowing out.

The working principle and the using flow of the utility model are as follows: when the adjustable lifting type bottom valve is used, the handle 6 is rotated, the threaded rod 4 is driven to rotate through the handle 6, the first sealing ring 3 and the limiting ring 5 are in threaded connection with the threaded rod 4, so that the threaded rod 4 is limited by the first sealing ring 3 and the limiting ring 5 in the rotation process, the threaded rod 4 is lifted through rotation, the base 7 can be driven to move upwards, the fixing of the sealing plate 9 is canceled, the water pump can pump water on the right side of the valve body 1, the left side and the right side of the interior of the valve body 1 form pressure difference, the left side of the water is extruded through the external atmospheric pressure, the left side of the water is forced to extrude the sealing plate 9, the sealing plate 9 is forced to move upwards, the first spring 11 is compressed, then the water flows into the right side valve body 1, the right side of the water pump is introduced through the communication hole 2, if the water inflow is required to be increased, only the threaded rod 4 is required to be continuously rotated, the base 7 is continuously driven to move upwards through the threaded rod 4 and exceeds the limit range of the limit frame 8, so that the limit frame 8 and the sealing plate 9 can be driven to ascend through the base 7, the pressure of the first spring 11 to the sealing plate 9 is canceled, the pressure of the sealing plate 9 to water flow is canceled, the function of increasing water inflow is realized, when the water inflow is overlarge, the handle 6 is reversely rotated, the sealing plate 9 is directly extruded through the downward movement of the threaded rod 4, the sealing plate 9 is forced to forcibly move downwards, the gap between the sealing plate 9 and the second sealing ring 13 is reduced, the water inflow is reduced, when the valve body 1 and the water pump are required to be disassembled for overhauling or maintaining the water pump, the clamping sleeve 17 is only required to be pulled to the right side, the second spring 18 is compressed through the clamping sleeve 17, and meanwhile the clamping and fixing of the limiting ball 16 is canceled, the limiting ball 16 can move outwards continuously, so that the connecting pipe 14 can be pulled out from the limiting sleeve 15, after maintenance or repair is finished, the connecting pipe 14 is reinserted into the inner side of the limiting sleeve 15, then the clamping sleeve 17 is loosened, the clamping sleeve 17 is pushed to the left side by taking the limiting sleeve 15 as a stress point through the second spring 18, the limiting ball 16 is extruded through the clamping sleeve 17, the limiting ball 16 is forced to move inwards, and therefore the connecting pipe 14 is clamped and fixed, and quick disassembly is completed.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides an adjust formula over-and-under type bottom valve, includes valve body (1), its characterized in that, valve body (1) right side fixedly connected with connecting pipe (14), connecting pipe (14) outside sliding connection has spacing sleeve (15), spacing sleeve (15) left side inner sliding connection has evenly distributed's spacing ball (16), spacing sleeve (15) right side outer end is provided with second spring (18), spacing sleeve (15) right side fixedly connected with ring flange (19), spacing sleeve (15) outside sliding connection has block sleeve (17).

2. An adjustable lifting foot valve according to claim 1, characterized in that the limit ball (16) is in snap connection with the connecting tube (14), the connecting tube (14) being in snap connection with the snap sleeve (17).

3. The adjustable lifting type bottom valve according to claim 1, wherein a communication hole (2) is formed in the inner side of the valve body (1), and a threaded rod (4) is connected to the inner side of the top end of the valve body (1) in a threaded manner.

4. An adjustable lifting foot valve according to claim 3, characterized in that the top end of the threaded rod (4) is fixedly connected with a handle (6), and the outer side of the upper end of the threaded rod (4) is in threaded connection with a limiting ring (5).

5. An adjustable lifting foot valve according to claim 3, characterized in that the middle end of the threaded rod (4) is externally threaded with a first sealing ring (3), and the lower end of the threaded rod (4) is fixedly connected with a base (7).

6. The adjustable lifting type bottom valve according to claim 5, wherein a limiting frame (8) is slidably connected to the outer side of the base (7), and a sealing plate (9) is fixedly connected to the bottom end of the limiting frame (8).

7. The adjustable lifting bottom valve according to claim 6, wherein a limiting rod (10) which is uniformly distributed is slidably connected to the inner side of the sealing plate (9), a first spring (11) is arranged on the outer side of the limiting rod (10), and a connecting ring (12) is fixedly connected to the bottom end of the first spring (11).

8. The lifting type bottom valve according to claim 6, wherein a second sealing ring (13) is connected to the outer side of the sealing plate (9) in a clamping manner, and the second sealing ring (13) is fixedly connected with the valve body (1).