CN211202929U

CN211202929U - Drain valve capable of draining water quickly

Info

Publication number: CN211202929U
Application number: CN202020031978.5U
Authority: CN
Inventors: 王涵; 刘壮
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-08
Filing date: 2020-01-08
Publication date: 2020-08-07
Anticipated expiration: 2030-01-08

Abstract

The utility model discloses a drain valve of quick drainage relates to valve technical field, for solving current valve can't accelerate drainage rate, leads to the lower problem of water delivery efficiency. The one end of valve body is provided with the inlet end flange, the upper end of valve body is provided with the support, the cylinder is installed to the one end of support, install pneumatic telescopic link on the output of cylinder, and pneumatic telescopic link sets up the inside at the support, the flashboard is installed to pneumatic telescopic link's one end, rubber seal is installed to one side of flashboard, the other end of valve body is provided with the chamber of drawing water, the drainage end flange is installed to the one end in chamber of drawing water, the inside in chamber of drawing water is provided with the impeller, asynchronous machine is installed to the top in chamber of drawing water, install the pivot on asynchronous machine's the output, the one end of pivot runs through and extends to the inside in chamber of drawing water, and installs mechanical seal spare with the junction in chamber of drawing water.

Description

Drain valve capable of draining water quickly

Technical Field

The utility model relates to the technical field of valves, specifically be a drain valve of quick drainage.

Background

Valves are accessories for pipes used to open and close the pipe, control flow direction, regulate and control parameters of the transport medium. According to their function, they can be classified into shut-off valves, check valves, regulating valves, and the like. The valve is a control part in a fluid conveying system and has the functions of stopping, adjusting, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and relieving pressure and the like. Valves used in fluid control systems range in variety and size from the simplest shut-off valves to the variety of valves used in extremely complex autonomous systems. The valve can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like. The valves are classified into cast iron valves, cast steel valves, stainless steel valves, chrome molybdenum vanadium steel valves, dual-phase steel valves, plastic valves, nonstandard valves, and the like according to the material.

However, the existing valve can not accelerate the drainage speed, so that the water delivery efficiency is low; therefore, the existing requirements are not met, and a drain valve for rapid drainage is provided for the requirements.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a drain valve of quick drainage to solve the unable drainage rate that accelerates of current valve that provides in the above-mentioned background art, lead to the lower problem of water delivery efficiency.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a drain valve of quick drainage, includes the valve body, the one end of valve body is provided with the end flange of intaking, the upper end of valve body is provided with the support, the cylinder is installed to the one end of support, install pneumatic telescopic handle on the output of cylinder, and pneumatic telescopic handle sets up the inside at the support, the flashboard is installed to pneumatic telescopic handle's one end, rubber seal is installed to one side of flashboard, the other end of valve body is provided with the chamber of taking out water, the drainage end flange is installed to the one end in chamber of taking out water, the inside in chamber of taking out water is provided with the impeller, asynchronous machine is installed to the top in chamber of taking out water, install the pivot on asynchronous machine's the output, the one end of pivot runs through and extends to the inside in chamber of taking out water, and.

Preferably, one end of the rotating shaft is in transmission connection with the impeller.

Preferably, a metal filter screen is arranged inside the water inlet end flange and is fixedly connected with the inner wall of the water inlet end flange.

Preferably, a sealing bearing is arranged at the joint of the pneumatic telescopic rod and the valve body.

Preferably, flange connecting holes are formed in the water inlet end flange and the water outlet end flange, and twelve flange connecting holes are formed in the flange connecting holes.

Preferably, the water inlet end flange and the water outlet end flange are on the same horizontal line.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a set up the chamber of drawing water in the rear end of valve body, the intracavity of drawing water installs the impeller, and the impeller is driven by asynchronous machine, can produce suction during the rotation to fluid discharge valve body fast improves water delivery efficiency with higher speed.

2. Through installation metal filters in the water inlet end flange of valve body, metal filters can filter the large-scale particle impurity of aquatic, avoids inside it gets into the valve body, causes the jam, perhaps damages the impeller, has effectively prolonged the life of drain valve.

3. The flashboard is controlled by the pneumatic telescopic rod, so that the opening and closing work of the pipeline is completed, manual adjustment is not needed, and the pipeline opening and closing device is convenient and quick.

4. Through set up the ring flange at the both ends of drainage end, adopt ring flange and pipe connection, simple structure, it is fixed firm, easy dismounting, and the ring flange at both ends is located same water flat line, more conveniently accomplishes the butt joint work of both ends pipeline

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is a schematic view of a partial structure of the rubber seal ring of the present invention;

in the figure: 1. a valve body; 2. a water inlet end flange; 3. connecting a flange with a hole; 4. a metal filter screen; 5. a support; 6. a cylinder; 7. a pneumatic telescopic rod; 8. sealing the bearing; 9. a shutter plate; 10. a rubber seal ring; 11. a water pumping cavity; 12. a drain end flange; 13. an asynchronous motor; 14. a rotating shaft; 15. an impeller; 16. a mechanical seal.

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.

Referring to fig. 1-3, the present invention provides an embodiment: a drain valve for rapid drainage comprises a valve body 1, one end of the valve body 1 is provided with a water inlet end flange 2, the upper end of the valve body 1 is provided with a support 5, the support 5 is used for supporting and protecting a pneumatic telescopic rod 7, one end of the support 5 is provided with a cylinder 6, the cylinder 6 can drive the pneumatic telescopic rod 7 to stretch, the output end of the cylinder 6 is provided with the pneumatic telescopic rod 7, the pneumatic telescopic rod 7 is arranged inside the support 5, one end of the pneumatic telescopic rod 7 is provided with a flashboard 9, the flashboard 9 is controlled to be opened and closed by the pneumatic telescopic rod 7, one side of the flashboard 9 is provided with a rubber sealing ring 10, the rubber sealing ring 10 can improve the sealing effect after the flashboard 9 is closed, the other end of the valve body 1 is provided with a water pumping cavity 11, one end of the water pumping cavity 11 is provided with, make the fluid discharge fast, asynchronous machine 13 is installed to the top in the chamber 11 that draws water, installs pivot 14 on asynchronous machine 13's the output, and the one end of pivot 14 runs through and extends to the inside in chamber 11 that draws water, and installs mechanical seal 16 with the junction in chamber 11 that draws water, and mechanical seal 16 can improve the leakproofness of junction, plays the effect that prevents the fluid leakage.

Furthermore, one end of the rotating shaft 14 is in transmission connection with the impeller 15, the rotating shaft 14 is driven by the asynchronous motor 13 to drive the impeller 15 to rotate, suction is generated, fluid is rapidly discharged out of the valve body 1, and water delivery efficiency is improved.

Further, the internally mounted of end flange 2 of intaking has metal filters 4, and metal filters 4 and the inner wall fixed connection of end flange 2 of intaking, and metal filters 4 can filter the large-scale particle impurity of aquatic, avoids inside it gets into valve body 1, causes the jam, perhaps damages impeller 15.

Further, a sealing bearing 8 is arranged at the joint of the pneumatic telescopic rod 7 and the valve body 1, and the sealing bearing 8 is a bearing with a sealing ring structure, so that the pneumatic telescopic rod 7 has good sealing performance while completing the telescopic action.

Further, flange connecting holes 3 are formed in the water inlet end flange 2 and the water discharge end flange 12, twelve flange connecting holes 3 are formed in the flange connecting holes, two ends of the water discharge valve are connected with a pipeline through flange plates, and the water discharge valve is convenient to disassemble and assemble.

Furthermore, the water inlet end flange 2 and the water outlet end flange 12 are on the same horizontal line, and the butt joint work of pipelines at two ends is conveniently finished.

The working principle is as follows: during the use, can be with its and pipeline flange joint through the ring flange at valve body 1 both ends, valve body 1 passes through flashboard 9 and realizes the switching pipeline, if flashboard 9 and rubber seal 10 closely laminate, then be closed circuit, the fluid can't pass through, if drive pneumatic telescopic rod 7 drives flashboard 9 and moves up, then for opening a way, the fluid can pass through smoothly, valve body 1 is inside to be provided with water pumping chamber 11, install impeller 15 in the water pumping chamber 11, impeller 15 is driven by asynchronous machine 13, can produce suction during the rotation, thereby fluid discharge valve body 1 fast with higher speed, improve water delivery efficiency, install metal filters 4 in the inlet end flange 2 of valve body 1, metal filters 4 can filter the large-scale particle impurity of aquatic, avoid inside it gets into valve body 1, cause the jam, perhaps damage impeller 15, the life of drain valve has effectively been prolonged.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a drain valve of quick drainage, includes valve body (1), its characterized in that: the water inlet end flange (2) is arranged at one end of the valve body (1), a support (5) is arranged at the upper end of the valve body (1), a cylinder (6) is installed at one end of the support (5), a pneumatic telescopic rod (7) is installed at the output end of the cylinder (6), the pneumatic telescopic rod (7) is arranged inside the support (5), a flashboard (9) is installed at one end of the pneumatic telescopic rod (7), a rubber sealing ring (10) is installed at one side of the flashboard (9), a water pumping cavity (11) is formed in the other end of the valve body (1), a water discharging end flange (12) is installed at one end of the water pumping cavity (11), an impeller (15) is arranged inside the water pumping cavity (11), an asynchronous motor (13) is installed above the water pumping cavity (11), and a rotating shaft (14) is installed at the output end of the asynchronous motor (13), one end of the rotating shaft (14) penetrates through and extends into the water pumping cavity (11), and a mechanical sealing element (16) is installed at the joint of the rotating shaft and the water pumping cavity (11).

2. The drain valve for rapid draining of water according to claim 1, wherein: one end of the rotating shaft (14) is in transmission connection with the impeller (15).

3. The drain valve for rapid draining of water according to claim 1, wherein: the inside mounting of inlet end flange (2) has metal filters (4), and metal filters (4) and the inner wall fixed connection of inlet end flange (2).

4. The drain valve for rapid draining of water according to claim 1, wherein: and a sealing bearing (8) is arranged at the joint of the pneumatic telescopic rod (7) and the valve body (1).

5. The drain valve for rapid draining of water according to claim 1, wherein: and flange connecting holes (3) are formed in the water inlet end flange (2) and the water outlet end flange (12), and twelve flange connecting holes (3) are formed.

6. The drain valve for rapid draining of water according to claim 1, wherein: the water inlet end flange (2) and the water outlet end flange (12) are on the same horizontal line.