CN214171458U

CN214171458U - Anti-disassembly motorised valve

Info

Publication number: CN214171458U
Application number: CN202023189645.4U
Authority: CN
Inventors: 罗道关
Original assignee: Aage Zhejiang Intelligent Technology Co ltd
Current assignee: Aage Zhejiang Intelligent Technology Co ltd
Priority date: 2020-12-25
Filing date: 2020-12-25
Publication date: 2021-09-10
Anticipated expiration: 2030-12-25

Abstract

The utility model discloses an anti-disassembly motorised valve, including valve body, valve rod and executor, the executor sets up on the executor base, the executor base is fixed in on the valve body, the valve rod passes through the sleeve pipe and links to each other with the motor shaft, the intraductal wall of cover is provided with the lug, the lug with the horizontal part looks adaptation of the L type spacing groove on valve rod top, the vertical part in L type spacing groove closes and is provided with the inserted block. The utility model discloses, can link to each other executor and valve rod, need not to dispose bolt and nut, it is not hard up to have avoided the bolt that rotates many times and lead to, has guaranteed the stability and the security of motorised valve, has reduced the problem that the motorised valve is from outside artificial destruction, promotes motorised valve life, promotes user experience.

Description

Anti-disassembly motorised valve

Technical Field

The utility model relates to an motorised valve technical field, concretely relates to anti-disassembly motorised valve.

Background

With the development of economy in China and the improvement of life quality of people, the valve is applied to fluid control pieces of systems of central air conditioners, heating, water treatment, industrial processing industries and the like, the valve is more and more widely applied, the requirements are higher and higher, and the valve is environment-friendly, energy-saving and efficient and is the main melody. At present, the prior China produces small-sized valves with low technical content, mainly adopts low-efficiency valves operated manually, and has few automatic and high-efficiency electric valves. Compared with the similar products abroad, the technology, the quality and the working efficiency have larger gaps, so that the cost is imported from abroad mostly without worrying about higher cost.

In the prior art, chinese patent CN108799539A discloses an orbital ball valve with a spiral valve stem, comprising: the pneumatic actuator comprises a valve body, a ball body, a valve seat assembly, a valve cover, a bearing ball, a valve rod and a pneumatic actuator; the ball body is assembled in the valve body, the lower part of the ball body is in a cylindrical shape and is arranged in the bottom cover, and the right side of the ball body is hermetically connected with the valve seat assembly; the valve cover is connected with the valve body through symmetrical bolts at two sides; one end of the valve rod is connected with the ball body, and the other end of the valve rod penetrates through the support to be connected with the pneumatic actuator; the bearing ball is provided with two, assembles on the valve gap to with the valve rod cooperation, realize the straight line and the rotary motion of valve rod, and this kind of valve rod passes through bolted connection's motorised valve with the executor, after long-time the use, the bolt takes place to become flexible easily, or takes place outside artificial damage, leads to the problem of motorised valve inefficacy.

In view of this, it is urgently needed to improve the structure of the conventional electric valve to improve the stability and prolong the service life of the electric valve.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that current motorised valve bolted connection is easy not hard up, problem that life is short.

In order to solve the technical problem, the utility model provides an anti-disassembly motorised valve, including valve body, valve rod and executor, the executor sets up on the executor base, the executor base is fixed in on the valve body, the valve rod passes through the sleeve pipe and links to each other with the motor shaft, the inside pipe wall is provided with the lug, the lug with the horizontal part phase-splitting adaptation of the L type spacing groove on valve rod top, the vertical part of L type spacing groove closes and is provided with the inserted block.

In the technical scheme, the inserting block is divided into an inserting cover and inserting pins, the inserting pins are embedded into the vertical parts of the L-shaped limiting grooves, and the inserting cover is tightly attached to the upper end face of the valve rod.

In the technical scheme, an inner gear structure is arranged at the upper end of the sleeve, an outer gear linkage wheel is connected and arranged with the inner gear structure, and the outer gear linkage wheel is connected with the motor shaft.

In the technical scheme, a boss is arranged in the external gear linkage wheel.

In the above technical scheme, the actuator base is provided with an actuator limiting groove for limiting the movement of the actuator base, and the actuator limiting groove is matched with the valve body limiting block on the valve body.

In the above technical scheme, a sealing ring is arranged at the joint of the sleeve and the valve rod.

In the above technical scheme, the sleeve is further provided with a pressure spring.

In the above technical scheme, a valve core is fixedly arranged at the lower end of the valve rod.

Compared with the prior art, the utility model discloses a dismantlement prevention motorised valve, including valve body, valve rod and executor, the executor sets up on the executor base, the executor base is fixed in on the valve body, the valve rod passes through the sleeve pipe and links to each other with the motor shaft, the inside pipe wall is provided with the lug, the lug with the horizontal part phase-splitting adaptation of the L type spacing groove on valve rod top, the vertical portion of L type spacing groove closes and is provided with the inserted block to can link to each other executor and valve rod, need not to dispose bolt and nut, it is not hard up to have avoided the bolt that multitime rotation leads to, has guaranteed the stability and the security of motorised valve, has reduced the problem that the motorised valve is from outside artificial destruction, promotes motorised valve life, promotes user experience.

Drawings

Fig. 1 is a perspective view of the anti-disassembly electric valve of the present invention;

fig. 2 is a perspective view of the actuator-free base of the anti-disassembly electric valve of the present invention;

FIG. 3 is a view of the assembly structure of the valve body and the valve stem of the anti-disassembly electric valve of the present invention;

fig. 4 is a perspective view of the valve rod of the anti-disassembly electric valve of the present invention;

fig. 5 is a perspective view of the base of the anti-disassembly electric valve actuator of the present invention;

FIG. 6 is a view of the assembly structure of the sleeve of the anti-disassembly electric valve and the external gear linkage wheel of the utility model;

fig. 7 is a top view of the anti-disassembly electric valve sleeve of the present invention;

FIG. 8 is a perspective view of the external gear linkage wheel of the anti-disassembly electric valve of the present invention;

fig. 9 is a perspective view of the middle anti-disassembly electric valve insert block of the present invention.

Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 9 is:

the valve comprises a valve body 10, a valve body 11 limiting block, a valve rod 20, a 21L-shaped limiting groove, a valve core 22, an actuator base 30, an actuator limiting groove 31, a sleeve 40, a convex block 41, an internal gear structure 42, a sealing ring 43, a pressure spring 44, an insertion block 50, an insertion cover 51, a pin 52 and an external gear linkage wheel 60.

Detailed Description

The utility model provides an anti-disassembly motorised valve can realize promoting motorised valve stability and life's purpose. The invention is described in detail below with reference to the drawings and the detailed description.

As shown in fig. 1 to 9, the utility model provides a pair of anti-disassembly motorised valve, including valve body 10, valve rod 20 and executor, the executor sets up on executor base 30, and on executor base 30 was fixed in valve body 10, valve rod 20 passed through sleeve pipe 40 and linked to each other with the motor shaft, and the sleeve pipe 40 inner wall is provided with lug 41, lug 41 and the horizontal part adaptation of the L type spacing groove 21 on valve rod 20 top, and the vertical part of L type spacing groove 21 is closed and is provided with inserted block 50.

In this embodiment, after valve body 10 and executor base 30 are connected, valve rod 20 upper portion is located to sleeve 40 cover, be provided with lug 41 in the sleeve 40, lug 41 corresponds and inserts into L type spacing groove 21 by the vertical part of L type spacing groove 21 after, the rotatory horizontal part that gets into L type spacing groove 21, insert the vertical part of L type spacing groove 21 with inserted block 50 again, thereby can link to each other executor and valve rod 20, need not to dispose bolt and nut, the bolt that has avoided many times to rotate to lead to is not hard up, the stability and the security of motorised valve have been guaranteed, the problem of the motorised valve from outside artificial destruction has been reduced, promote motorised valve life, promote user experience.

Specifically, the inner wall of the sleeve 40 is provided with a bump 41, the upper part of the valve rod 20 is provided with an L-shaped limiting groove 21 from top to bottom, in the connection process of the sleeve 40 with the valve rod 20, the bump 41 is aligned with the L-shaped limiting groove 21 and firstly enters the vertical part of the L-shaped limiting groove 21, the sleeve 40 is screwed until the bottom end of the vertical part, the bump 41 is rotated to the horizontal part of the L-shaped limiting groove 21, the size of the bump 41 is the same as that of the horizontal part of the L-shaped limiting groove 21, at this time, the vertical part of the L-shaped limiting groove 21 is inserted into the insert 50, and the insert 50 is the same as that of the vertical part of the L-shaped limiting groove 21, so that the sleeve 40 and the valve rod 20 are clamped.

As shown in fig. 9, in an embodiment of the present invention, preferably, the insertion block 50 is divided into an insertion cap 51 and a pin 52, the pin 52 is inserted into the vertical portion of the L-shaped limiting groove 21, and the insertion cap 51 is disposed closely to the upper end surface of the valve rod 20.

In this embodiment, the plug 50 is divided into a plug 52 and a plug cover 51, the plug 52 is used for being inserted into the vertical portion of the L-shaped limiting groove 21, the lower surface of the plug cover 51 is tightly attached to the top end of the valve rod 20, and the plug 52 and the vertical portion of the L-shaped limiting groove 21 are the same in size.

As shown in fig. 6 and 7, in an embodiment of the present invention, preferably, the upper end of the sleeve 40 is provided with an internal gear structure 42, the internal gear structure 42 is provided with an external-teeth interlocking wheel 60, and the external-teeth interlocking wheel 60 is connected with the motor shaft.

In this embodiment, the upper end of the sleeve 40 is provided with the internal gear structure 42, and is provided with the external gear linkage wheel 60 in a matching manner, the external gear linkage wheel 60 is connected with the motor shaft, so that the external gear linkage wheel 60 is driven by the motor to rotate, the drive sleeve 40 rotates, and then the valve rod 20 is driven to rotate, the lower surface of the external gear linkage wheel 60 is tightly attached to the upper surface of the plug-in cover 51, and the plug-in cover 51 can be pressed and fixed while the linkage effect is achieved, and the stability and reliability of the electric valve are ensured.

In one embodiment of the present invention, it is preferable that a boss is provided in the external-teeth interlocking wheel 60.

In this embodiment, the outer gear linkage wheel 60 is provided with a boss which is matched with the groove of the motor shaft, so as to achieve the purpose of connection driving.

As shown in fig. 3 and 5, in an embodiment of the present invention, preferably, an actuator limiting groove 31 for limiting the movement of the actuator base 30 is provided on the actuator base 30, and is adapted to the valve body limiting block 11 on the valve body 10.

In this embodiment, the actuator limiting groove 31 is used to limit the movement of the actuator base 30.

In one embodiment of the present invention, the joint between the sleeve 40 and the valve stem 20 is preferably provided with a sealing ring 43.

In this embodiment, the sealing ring 43 is disposed at the joint between the sleeve 40 and the valve rod 20, so as to prevent the leakage of internal grease or oil, prevent the intrusion of external splash or dust, improve the sealing performance and service life of the electric valve, and improve the user experience.

In an embodiment of the present invention, a compression spring 44 is preferably further disposed on the sleeve 40.

In an embodiment of the present invention, preferably, the lower end of the valve stem 20 is fixedly provided with a valve core 22.

In this embodiment, a valve core 22 is fixedly provided at the lower end of the valve stem 20, and the valve core 22 controls the opening and closing of the electric valve.

The utility model discloses a dismantlement prevention motorised valve, which comprises a valve body, valve rod and executor, the executor sets up on the executor base, the executor base is fixed in on the valve body, the valve rod passes through the sleeve pipe and links to each other with the motor shaft, the inside pipe wall is provided with the lug, the lug is with the horizontal part looks adaptation of the L type spacing groove on valve rod top, the vertical portion in L type spacing groove closes and is provided with the inserted block, thereby can link to each other executor and valve rod, need not to dispose bolt and nut, the bolt that has avoided multitime rotation to lead to is not hard up, the stability and the security of motorised valve have been guaranteed, the problem of the motorised valve from outside artificial destruction has been reduced, promote motorised valve life, promote user experience.

In the present application, the terms "first", "second", "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless expressly limited otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The present invention is not limited to the above-mentioned best mode, and any person should learn the structural change made under the teaching of the present invention, all with the present invention has the same or similar technical solution, all fall into the protection scope of the present invention.

Claims

1. The utility model provides an anti-disassembly motorised valve, includes valve body, valve rod and executor, its characterized in that, the executor sets up on the executor base, the executor base is fixed in on the valve body, the valve rod passes through the sleeve pipe and links to each other with the motor shaft, the inside pipe wall is provided with the lug, the lug with the horizontal part looks adaptation of the L type spacing groove on valve rod top, the vertical part of L type spacing groove is closed and is provided with the inserted block.

2. The electric valve of claim 1, wherein the plug is divided into a plug cover and a plug pin, the plug pin is embedded in the vertical part of the L-shaped limiting groove, and the plug cover is arranged closely attached to the upper end face of the valve rod.

3. The disassembly-prevention electric valve as claimed in claim 1, wherein an inner gear structure is arranged at the upper end of the sleeve, an outer gear linkage wheel is arranged at the inner gear structure in a connected manner, and the outer gear linkage wheel is connected with the motor shaft.

4. The disassembly-prevention electric valve as claimed in claim 3, wherein a boss is arranged in the external gear linkage wheel.

5. The electric valve of claim 1, wherein the actuator base is provided with an actuator limiting groove for limiting the movement of the actuator base, and the actuator limiting groove is matched with the valve body limiting block on the valve body.

6. The electric valve of claim 1, wherein a sealing ring is arranged at the joint of the sleeve and the valve stem.

7. The electric valve of claim 1, wherein the sleeve is further provided with a compression spring.

8. The electric valve of claim 1, wherein a valve core is fixedly arranged at the lower end of the valve rod.