CN213145407U

CN213145407U - Valve with good sealing performance

Info

Publication number: CN213145407U
Application number: CN202022022240.5U
Authority: CN
Inventors: 林礼根
Original assignee: Ruian Tianlu Precision Machinery Co ltd
Current assignee: Ruian Tianlu Precision Machinery Co ltd
Priority date: 2020-09-16
Filing date: 2020-09-16
Publication date: 2021-05-07
Anticipated expiration: 2030-09-16

Abstract

The utility model discloses a valve that leakproofness is good, including the valve body, the valve body includes the valve body, the hand wheel, the valve rod, the inlet tube, flange, the outlet pipe, water conservancy diversion circle and seal structure, through setting up sealing layer and sealing washer, can effectively carry out the medium seal, stop the leakage, the sealing performance of valve has been guaranteed, the setting of water conservancy diversion circle, play the effect of guide medium flow direction, the outlet pipe is equipped with two sets ofly, realize the effect that an import is two-way, the fluorine processing of lining is done with the surface of medium contact to the valve body, the life of equipment has been prolonged, through installing seal structure, drive gear revolve through the valve rod, make the slider horizontal slip, drive the valve plate motion, make the laminating of the cavity inner wall of valve plate and valve body, further guarantee sealed effect, the condition that prevents to leak.

Description

Valve with good sealing performance

Technical Field

The utility model relates to the technical field of valves, specifically be a valve that leakproofness is good.

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 the function, the valve can be divided into a shut-off valve, a check valve, a regulating valve and the like, wherein the valve is a control part in a fluid conveying system and has the functions of stopping, regulating, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and relieving pressure and the like.

However, many existing valves are poor in sealing effect, leakage often occurs, water leakage and other phenomena occur in the valves, unnecessary loss is caused, most of the valves are provided with one inlet and one outlet, only one water outlet pipe can be connected to a valve port, and limitation is large.

To above-mentioned problem, for improve equipment's leakproofness, reduce equipment's limitation, prolong its life, the utility model provides a valve that the leakproofness is good.

Disclosure of Invention

An object of the utility model is to provide a valve that leakproofness is good has the advantage that sealing performance is good and long service life, has solved the problem among the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a valve that leakproofness is good, includes the valve body, the valve body includes valve body, hand wheel, valve rod, inlet tube, flange, outlet pipe, water conservancy diversion circle and seal structure, and the upper portion of valve rod is installed and is run through the inner chamber that sets up at the valve body in the lower part of the upper end of valve body and valve rod, and the top at the valve rod is installed to the hand wheel, and inlet tube and outlet pipe are connected respectively to the both sides end of valve body, and opposite side end fixed mounting flange of inlet tube, seal structure set up the inner chamber at.

Furthermore, a control hole is formed in the top of the valve body, a sealing layer is embedded in the middle of the valve rod, and a sealing ring is arranged on the inner wall of the control hole of the valve body.

Furthermore, the inner wall of the water inlet pipe is provided with a flow guide ring.

Further, seal structure includes first bevel gear, second bevel gear, the threaded rod, the installation piece, the mounting panel, slider and valve plate, be equipped with the spout on the mounting panel, slider slidable mounting is on the spout, the valve plate is connected to the side of slider, the terminal surface of slider is equipped with spiral thread groove, installation piece fixed mounting just is located in the middle of two sets of mounting panels on the inner wall of valve body, the through-hole that runs through about the installation piece is equipped with, the bearing is installed to the through-hole fit-in, threaded rod and bearing cooperation, and threaded rod and spiral thread groove cooperation, fixed mounting has first bevel gear on the threaded rod, the bottom fixed mounting of valve rod has the second bevel gear with first bevel gear engaged.

Furthermore, the surface of the valve body, which is in contact with the medium, is subjected to fluorine lining treatment.

Further, the valve plate is made of rubber.

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

1. the utility model provides a valve that leakproofness is good through setting up sealing layer and sealing washer, can effectively carry out the medium seal, stops to leak, has guaranteed the sealing performance of valve.

2. The utility model provides a valve that leakproofness is good, the setting of water conservancy diversion circle plays the effect of guide medium flow direction, and the outlet pipe is equipped with two sets ofly, realizes the effect of two plays of an import, and the valve body is lined fluorine with the surface of medium contact and is handled, has prolonged the life of equipment.

3. The utility model provides a valve that leakproofness is good through installation seal structure, drives gear revolve through the valve rod, makes the slider horizontal slip, drives the valve plate motion, makes the laminating of the cavity inner wall of valve plate and valve body, has further guaranteed sealed effect, prevents that the condition of leaking from taking place.

Drawings

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

FIG. 2 is a schematic view of the valve plate opening structure of the present invention;

fig. 3 is a schematic view of the sealing structure of the present invention;

fig. 4 is an enlarged schematic view of a portion a in fig. 3 according to the present invention.

In the figure: 1. a valve body; 11. a valve body; 12. a hand wheel; 13. a valve stem; 131. a sealing layer; 132. a seal ring; 14. a water inlet pipe; 15. a connecting flange; 16. a water outlet pipe; 17. a flow guide ring; 18. a sealing structure; 181. a first bevel gear; 182. a second bevel gear; 183. a threaded rod; 184. mounting blocks; 185. mounting a plate; 186. a slider; 187. a valve plate.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, a valve with good sealing performance comprises a valve body 1, wherein the valve body 1 comprises a valve body 11, a hand wheel 12, a valve rod 13, a water inlet pipe 14, a connecting flange 15, a water outlet pipe 16, a flow guide ring 17 and a sealing structure 18, the upper part of the valve rod 13 is installed at the upper end of the valve body 11, the lower part of the valve rod 13 is arranged in an inner cavity of the valve body 11 in a penetrating manner, a control hole is formed in the top of the valve body 11, a sealing layer 131 is embedded in the middle of the valve rod 13, a sealing ring 132 is arranged on the inner wall of the control hole of the valve body 11, medium sealing can be effectively performed by arranging the sealing layer 131 and the sealing ring 132, leakage is avoided, the sealing performance of the valve is guaranteed, the hand wheel 12 is installed at the top of the valve rod 13, the two side ends of the valve body, the inner wall of the water inlet pipe 14 is provided with a guide ring 17, the guide ring 17 is arranged to guide the flow direction of a medium, the sealing structure 18 is arranged in the inner cavity of the valve body 11, the sealing structure 18 comprises a first bevel gear 181, a second bevel gear 182, a threaded rod 183, an installation block 184, an installation plate 185, a sliding block 186 and a valve plate 187, a sliding groove is arranged on the installation plate 185, the sliding block 186 is slidably installed on the sliding groove, the side end of the sliding block 186 is connected with the valve plate 187, the valve plate 187 is made of rubber materials, the end surface of the sliding block 186 is provided with a spiral thread groove, the installation block 184 is fixedly installed on the inner wall of the valve body 11 and positioned between the two groups of installation plates 185, the installation block 184 is provided with a through hole which penetrates from left to right, a bearing is installed in the through hole in a matching manner, the threaded rod 183 is matched with the bearing, the threaded rod, through installation seal structure 18, drive gear revolve through valve rod 13, make slider 186 horizontal slip, drive valve plate 187 motion, make valve plate 187 and the laminating of the cavity inner wall of valve body 11, further guaranteed sealed effect, the condition that prevents to leak takes place, and the valve body 1 is lined with fluorine with the surface of medium contact and is handled, has prolonged the life of equipment.

In summary, the following steps: the utility model provides a valve that leakproofness is good, including valve body 1, through setting up sealing layer 131 and sealing washer 132, can effectively carry out the medium seal, stop to leak, the sealing performance of valve has been guaranteed, the setting of water conservancy diversion circle 17, play the effect of guide medium flow direction, outlet pipe 16 is equipped with two sets ofly, realize the effect of an import pair play, valve body 1 is with the surface of medium contact and is lined with fluorine and handle, the life of equipment has been prolonged, through installation seal structure 18, drive gear revolve through valve rod 13, make slider 186 horizontal slip, drive valve plate 187 motion, make the laminating of valve plate 187 and the cavity inner wall of valve body 11, further guarantee sealed effect, the condition that prevents to leak takes place.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a valve that leakproofness is good, includes valve body (1), its characterized in that: the valve body (1) comprises a valve body (11), a hand wheel (12), a valve rod (13), a water inlet pipe (14), a connecting flange (15), a water outlet pipe (16), a flow guide ring (17) and a sealing structure (18), wherein the upper portion of the valve rod (13) is installed at the upper end of the valve body (11) and the lower portion of the valve rod (13) penetrates through an inner cavity formed in the valve body (11), the hand wheel (12) is installed at the top of the valve rod (13), the two side ends of the valve body (11) are respectively connected with the water inlet pipe (14) and the water outlet pipe (16), the connecting flange (15) is fixedly installed at the other side end of the water inlet pipe (14), and the.

2. The valve of claim 1, wherein: the top of valve body (11) has seted up the control hole, and the middle part of valve rod (13) is inlayed and is had sealing layer (131), is equipped with sealing washer (132) on the control hole inner wall of valve body (11).

3. The valve of claim 1, wherein: the inner wall of the water inlet pipe (14) is provided with a guide ring (17).

4. The valve of claim 1, wherein: the sealing structure (18) comprises a first bevel gear (181), a second bevel gear (182), a threaded rod (183), an installation block (184), an installation plate (185), a sliding block (186) and a valve plate (187), a sliding groove is formed in the installation plate (185), the sliding block (186) is slidably installed on the sliding groove, the side end of the sliding block (186) is connected with the valve plate (187), a spiral threaded groove is formed in the end face of the sliding block (186), the installation block (184) is fixedly installed on the inner wall of the valve body (11) and located between the two groups of installation plates (185), a through hole penetrating left and right is formed in the installation block (184), a bearing is installed in the through hole in a matched mode, and the, and the threaded rod (183) is matched with the spiral thread groove, a first bevel gear (181) is fixedly installed on the threaded rod (183), and a second bevel gear (182) meshed with the first bevel gear (181) is fixedly installed at the bottom of the valve rod (13).

5. The valve of claim 1, wherein: and the surface of the valve body (1) in contact with the medium is subjected to fluorine lining treatment.

6. The valve of claim 4, wherein: the valve plate (187) is made of rubber.