CN215445077U

CN215445077U - Wear-resistant plastic valve

Info

Publication number: CN215445077U
Application number: CN202121113759.2U
Authority: CN
Inventors: 魏垂仙
Original assignee: Ruijin Lequn Plastic Technology Co ltd
Current assignee: Ruijin Lequn Plastic Technology Co ltd
Priority date: 2021-05-24
Filing date: 2021-05-24
Publication date: 2022-01-07
Anticipated expiration: 2031-05-24

Abstract

The utility model discloses a wear-resistant plastic valve, and belongs to the technical field of valves. The utility model provides a wear-resisting plastic valve, includes valve body and valve gap, and the valve gap is connected in the valve body top, still includes: the first shaft sleeve is connected to the inner wall of the valve cover, the outer wall of the top of the first shaft sleeve is connected with a rotating hand wheel, a first thread is arranged between the first shaft sleeve and the valve cover to be matched, and the bottom of the first shaft sleeve is connected with a valve rod; the valve seat is connected to the inner wall of the valve body, the bottom of the valve rod is connected with a valve clack, and the valve clack is matched with the valve seat; the locking assembly is arranged inside the first shaft sleeve and matched with the first shaft sleeve, the locking assembly comprises a second shaft sleeve and a fixing frame, the second shaft sleeve is movably connected to the inner wall of the first shaft sleeve, one end of the fixing frame is fixed on the outer wall of the valve cover, the other end of the fixing frame is connected to the outer wall of the second shaft sleeve, and the inner wall of the second shaft sleeve is connected with a locking shaft; the utility model can lock the running state of the valve and can effectively prevent accidents caused by misoperation of other people.

Description

Wear-resistant plastic valve

Technical Field

The utility model relates to the technical field of valves, in particular to a wear-resistant plastic valve.

Background

The pipeline valves are various, each valve manufacturing material is mainly divided into common cast steel, alloy steel, nonferrous metal, PE polyethylene plastic and the like, with the development of science and technology, the proportion of PE plastic steel wire reinforcement and plastic pipelines in cold and hot water supply and industrial pipeline engineering application is continuously improved, and the quality control of the plastic valves in a plastic pipeline system is more and more important; because the plastic valve has the advantages of light weight, corrosion resistance, no scale adsorption, integral connection with a plastic pipeline, long service life and the like, the plastic valve has the application advantage that other valves cannot be compared in a plastic pipeline system for water supply (particularly hot water and heating) and other industrial fluids, the traditional steel and alloy steel valves are discarded and updated due to corrosion and the like for 3-5 years in use and 1-2 years in short, and the service life is short and can not reach the standard of using PE steel wire pipes for fifty years. The service life of the non-ferrous metal valve is prolonged, but the non-ferrous metal is expensive.

After the valve is installed on a pipeline, people can open or close the valve at will, the valve itself is easily operated by mistake, the state of the valve is changed, and the change of the flow of the valve according to the set opening and closing state is easy to cause accidents and risks, so a valve is needed to improve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems of production and construction pause or other external problems caused by random opening and closing or misoperation of a valve in the prior art, and provides a wear-resistant plastic valve.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a wear-resisting plastic valve, includes valve body and valve gap, the valve gap is connected in the valve body top, still includes:

the first shaft sleeve is connected to the inner wall of the valve cover, the outer wall of the top of the first shaft sleeve is connected with a rotating hand wheel, a first thread is arranged between the first shaft sleeve and the valve cover to be matched, and the bottom of the first shaft sleeve is connected with a valve rod;

the valve seat is connected to the inner wall of the valve body, the bottom of the valve rod is connected with a valve clack, and the valve clack is matched with the valve seat;

the locking assembly is arranged inside the first shaft sleeve and matched with the first shaft sleeve, the locking assembly comprises a second shaft sleeve and a fixing frame, the second shaft sleeve is movably connected to the inner wall of the first shaft sleeve, one end of the fixing frame is fixed to the outer wall of the valve cover, the other end of the fixing frame is connected to the outer wall of the second shaft sleeve, and the inner wall of the second shaft sleeve is connected with a locking shaft.

Preferably, a second thread is arranged between the locking shaft and the second shaft sleeve and matched with the second thread, the bottom of the locking shaft is connected with a toothed bar, a spring is sleeved on the outer wall of the locking shaft, one end of the spring is connected to the inner wall of the second shaft sleeve, and the other end of the spring is connected to the top wall of the toothed bar.

Preferably, the outer wall of the second shaft sleeve is connected with a rotating seat, the inner wall of the rotating seat is rotatably connected with a half gear, the half gear is meshed with the rack bar, and the outer wall of the half gear is connected with a locking plate.

Preferably, the outer wall of the first shaft sleeve is provided with locking grooves, the locking grooves are matched with the locking plates, and four groups of rotating seats, the locking plates and the locking grooves are matched with one another.

Preferably, the locking shaft top wall is provided with an insertion groove, the insertion groove is matched with a rotary wrench, the rotary hand wheel and the locking shaft outer wall are both provided with positioning identification grooves, and the positioning identification grooves are matched with the locking mechanism.

Compared with the prior art, the utility model provides a wear-resistant plastic valve which has the following beneficial effects:

1. this wear-resisting plastic valve sets up and rotates the hand wheel and drive first axle sleeve and rotate the lift through the cooperation of first screw thread at the valve gap inner wall, drives the lift messenger valve clack and the disk seat of valve gap and valve clack and can comparatively accurate cooperation, is difficult to wearing and tearing, can effectively improve valve life.

2. This wear-resisting plastic valve, set up locking mechanism and first axle sleeve and cooperate inside the first axle sleeve, drive the locking board card through rotating the locking axle and go into the locking inslot, lock first axle sleeve, and then lock the closed condition of valve, thereby make the more stable of valve operation, cooperation through insertion groove and rotation spanner, the condition that prevents other people maloperation that can be fine takes place, and a set of operable multiunit valve of rotation spanner, thereby reduction in production cost, and the simple operation, the operation is reliable.

The parts which are not involved in the device are the same as or can be realized by adopting the prior art, the utility model can lock the running state of the valve, and can effectively prevent the occurrence of accidents caused by misoperation of other people.

Drawings

Fig. 1 is a schematic structural diagram of a wear-resistant plastic valve according to the present invention;

fig. 2 is a schematic cross-sectional structural view of a wear-resistant plastic valve according to the present invention;

fig. 3 is a schematic cross-sectional structural view of a wear-resistant plastic valve according to the present invention;

fig. 4 is a schematic cross-sectional structural view three of a wear-resistant plastic valve according to the present invention.

In the figure: 1. a valve cover; 101. a valve body; 102. a fixed mount; 103. rotating a hand wheel; 104. a valve flap; 105. A valve stem; 106. a first bushing; 107. a locking groove; 108. a locking plate; 109. a rotating seat; 110. a valve seat; 2. a second shaft sleeve; 201. a locking shaft; 202. inserting the groove; 203. a rack bar; 204. a half gear; 205. A spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Example (b):

referring to fig. 1-4, a wear-resistant plastic valve comprises a valve body 101 and a valve cover 1, wherein the valve cover 1 is connected to the top of the valve body 101, and further comprises:

the first shaft sleeve 106 is connected to the inner wall of the valve cover 1, the outer wall of the top of the first shaft sleeve 106 is connected with the rotating hand wheel 103, a first thread is arranged between the first shaft sleeve 106 and the valve cover 1 to be matched, and the bottom of the first shaft sleeve 106 is connected with the valve rod 105;

the valve seat 110 is connected to the inner wall of the valve body 101, the bottom of the valve rod 105 is connected with the valve clack 104, and the valve clack 104 is matched with the valve seat 110;

the locking assembly is arranged inside the first shaft sleeve 106 and matched with the first shaft sleeve 106, the locking assembly comprises a second shaft sleeve 2 and a fixing frame 102, the second shaft sleeve 2 is movably connected to the inner wall of the first shaft sleeve 106, one end of the fixing frame 102 is fixed to the outer wall of the valve cover 1, the other end of the fixing frame 102 is connected to the outer wall of the second shaft sleeve 2, and the inner wall of the second shaft sleeve 2 is connected with a locking shaft 201.

The locking shaft 201 is matched with the second shaft sleeve 2 through second threads, the bottom of the locking shaft 201 is connected with a toothed bar 203, the outer wall of the locking shaft 201 is sleeved with a spring 205, one end of the spring 205 is connected to the inner wall of the second shaft sleeve 2, the other end of the spring 205 is connected to the top wall of the toothed bar 203, and the first threads are matched with the second threads.

The outer wall of the second shaft sleeve 2 is connected with a rotating seat 109, the inner wall of the rotating seat 109 is rotatably connected with a half gear 204, the half gear 204 is meshed with the rack bar 203, and the outer wall of the half gear 204 is connected with a locking plate 108.

The outer wall of the first shaft sleeve 106 is provided with a locking groove 107, the locking groove 107 is matched with a locking plate 108, and four groups of rotating seats 109, the locking plate 108 and the locking groove 107 are arranged in a matched manner.

The insertion groove 202 has been seted up to the locking axle 201 roof, and the insertion groove 202 cooperation is provided with rotates the spanner, rotates hand wheel 103 and all is provided with the location sign groove with the locking axle 201 outer wall, and the location sign groove cooperatees with locking mechanism.

When the valve needs to be closed, the rotating hand wheel 103 is rotated, the rotating hand wheel 103 drives the first shaft sleeve 106 to rotate, the first shaft sleeve 106 moves downwards on the inner wall of the valve cover 1 through the first thread, the valve rod 105 and the valve clack 104 are further driven to move downwards, the valve clack 104 is matched with the valve seat 110 to close a valve channel, when the valve needs to be locked, the rotating hand wheel 103 is aligned with the positioning identification groove on the locking shaft 201, namely the locking plate 108 is aligned with the locking groove 107, the locking shaft 201 is driven to rotate through the rotation of the wrench matched with the insertion groove 202 and the insertion groove 202 is inserted into the insertion groove 202 to rotate, the locking shaft 201 rotates through the second thread to lower, the gear rod 203 is driven to rotate to lower, the gear rod 203 is meshed to drive the half gear 204 to rotate, the locking plate 108 rotates upwards along with the half gear 204 to be inserted into the inner wall of the locking groove 107, and the first shaft sleeve 106 is fixed, the first shaft sleeve 106 can not rotate, so that the open or closed state of the valve is fixed, and the production or construction halt caused by accidental operation or operation of other people or other accidents are prevented.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a wear-resisting plastic valve, includes valve body (101) and valve gap (1), valve gap (1) is connected in valve body (101) top, its characterized in that still includes:

the valve cover comprises a first shaft sleeve (106) connected to the inner wall of the valve cover (1), a rotating hand wheel (103) is connected to the outer wall of the top of the first shaft sleeve (106), a first thread is arranged between the first shaft sleeve (106) and the valve cover (1) to be matched, and a valve rod (105) is connected to the bottom of the first shaft sleeve (106);

the valve seat (110) is connected to the inner wall of the valve body (101), the valve clack (104) is connected to the bottom of the valve rod (105), and the valve clack (104) is matched with the valve seat (110);

locking Assembly sets up inside first axle sleeve (106), locking Assembly cooperatees with first axle sleeve (106), locking Assembly includes second axle sleeve (2) and mount (102), second axle sleeve (2) swing joint is in first axle sleeve (106) inner wall, mount (102) one end is fixed in valve gap (1) outer wall, mount (102) other end is connected in second axle sleeve (2) outer wall, second axle sleeve (2) inner wall is connected with locking shaft (201).

2. A wear-resistant plastic valve according to claim 1, wherein a second thread is arranged between the locking shaft (201) and the second shaft sleeve (2) for matching, a rack (203) is connected to the bottom of the locking shaft (201), a spring (205) is sleeved on the outer wall of the locking shaft (201), one end of the spring (205) is connected to the inner wall of the second shaft sleeve (2), and the other end of the spring (205) is connected to the top wall of the rack (203).

3. A wear-resistant plastic valve according to claim 2, wherein the second shaft sleeve (2) is connected with a rotating seat (109) on the outer wall, a half gear (204) is connected on the inner wall of the rotating seat (109) in a rotating way, the half gear (204) is engaged with the rack bar (203), and the half gear (204) is connected with the locking plate (108) on the outer wall.

4. A wear-resistant plastic valve according to claim 3, wherein the outer wall of the first sleeve (106) is provided with four locking grooves (107), the locking grooves (107) are matched with the locking plate (108), and the rotating seat (109), the locking plate (108) and the locking grooves (107) are provided with four groups in a matching manner.

5. The wear-resistant plastic valve according to claim 4, wherein an insertion groove (202) is formed in the top wall of the locking shaft (201), a rotating wrench is arranged in the insertion groove (202) in a matching manner, and positioning mark grooves are formed in the outer walls of the rotating hand wheel (103) and the locking shaft (201) and matched with the locking mechanism.