CN214662402U

CN214662402U - Manual adjusting handle for self-locking valve

Info

Publication number: CN214662402U
Application number: CN202022329068.8U
Authority: CN
Inventors: 曲强
Original assignee: Suzhou Ruidun Machinery Co ltd
Current assignee: Suzhou Ruidun Machinery Co ltd
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2021-11-09
Anticipated expiration: 2030-10-19

Abstract

The utility model discloses a from locking-type manual adjustment handle for valve relates to valve handle technical field, and for solving current manual adjustment handle for valve simple structure, only realize the auto-lock through the auto-lock ability of screw thread for the auto-lock ability is lower, and the valve plate produces easily under the continuous impact of rivers and is not hard up, and then influences the result of use's of valve problem. The handle main part includes screw rod, hand wheel, locking mechanism, changes and installs the piece, the hand wheel sets up in the upper end of screw rod to with screw rod welded connection, change to set up in one side of hand wheel upper end to with hand wheel welded connection, the installation piece sets up in the both sides of hand wheel bottom, locking mechanism sets up in one side of installation piece, the lower extreme and the valve rod fixed connection of screw rod, the lower extreme of valve rod extends to the inside of valve plate, valve plate and valve rod set up in the inside of valve body, the connecting seat sets up in the upper end of valve body, and the screw rod extends to the inside of connecting seat to pass through threaded connection with the connecting seat.

Description

Manual adjusting handle for self-locking valve

Technical Field

The utility model relates to a valve handle technical field specifically is from locking-type manual adjustment handle for valve.

Background

Valves are plumbing accessories used to open and close a pipe, control flow direction, regulate and control parameters of the transport medium (temperature, pressure and flow). 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. 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 handle is an indispensable auxiliary component on the valve, can drive the valve rod rotatory through rotating the handle, and the valve plate fixed with the valve rod is also rotatory thereupon, can realize opening and close and change the size of the inside circulation passageway of valve body through the rotation of valve plate, through the use of handle, lets the valve rod light more with rotatory ground.

However, the existing manual valve adjusting handle is simple in structure, self-locking is achieved only through self-locking capacity of threads, self-locking capacity is low, the valve plate is easy to loosen under continuous impact of water flow, and then the using effect of the valve is affected, so that the existing requirements are not met, and the manual valve adjusting handle for the self-locking valve is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a from locking-type manual adjustment handle for valve to the manual adjustment handle for valve simple structure who proposes in solving above-mentioned background art only realizes the auto-lock through the auto-lock ability of screw thread, makes the auto-lock ability lower, and the valve plate produces easily under the continuous impact of rivers and is not hard up, and then influences the result of use's of valve problem.

In order to achieve the above object, the utility model provides a following technical scheme: from manual adjustment handle for locking-type valve, including valve body, connecting seat, valve plate, valve rod and handle main part, the handle main part includes screw rod, hand wheel, locking mechanism, changes handle and installation piece, the hand wheel sets up in the upper end of screw rod to with screw rod welded connection, change the one side that sets up in the hand wheel upper end to with hand wheel welded connection, the installation piece sets up in the both sides of hand wheel bottom, locking mechanism sets up in one side of installation piece, the lower extreme and the valve rod fixed connection of screw rod, the lower extreme of valve rod extends to the inside of valve plate to with valve plate fixed connection, valve plate and valve rod set up in the inside of valve body, the connecting seat sets up in the upper end of valve body, and the screw rod extends to the inside of connecting seat to pass through threaded connection with the connecting seat.

Preferably, the locking mechanism comprises a lock rod, a limiting plate, a spring and a limiting rod.

Preferably, the limiting plate is arranged outside one end of the lock rod and is of an integral structure with the lock rod, the spring is arranged outside the lock rod and is located between the limiting plate and the mounting block, and one end, far away from the limiting plate, of the lock rod is fixedly connected with the limiting rod.

Preferably, the limiting rod is of an L-like structure.

Preferably, the mounting block is internally provided with a limiting hole, one side of the limiting hole is provided with a through hole, and the lock rod passes through the through hole and is in clearance connection with the through hole.

Preferably, the two ends of the connecting seat are provided with connecting holes, and one end of the locking rod extends to the inside of the connecting holes and is in clearance connection with the connecting holes.

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

1. the utility model discloses a threaded connection is passed through with the connecting seat to the screw rod of handle main part, during the twist grip main part, can make the screw rod downstream, through the auto-lock ability of screw thread, can realize the rotation and stop the back fixed. Meanwhile, two mounting blocks are mounted at the bottom of the hand wheel, a locking mechanism is mounted on one side adjacent to the two mounting blocks, and when the valve plate is closed, a locking rod of the locking mechanism is inserted into a connecting hole of the connecting seat, so that the handle body is further locked and limited, the handle body is prevented from rotating, the self-locking capacity of a manual adjusting handle is improved, the valve plate is prevented from being loosened easily under the continuous impact of water flow, and the using effect of the valve is ensured.

2. The utility model discloses a spring sets up in the outside of locking lever to be located between limiting plate and the installation piece, the one end of locking lever is connected with the through-hole of installation piece simultaneously, through utilizing the good elasticity of spring and the ability of recovering the deformation, is convenient for insert the connecting hole with the locking lever steadily, also is convenient for taking out of locking lever simultaneously. One side through the installation piece through-hole sets up spacing hole, when needing the twist grip main part, thereby can take out the locking lever through-hole is inside to rotatory locking lever, the direction of change gag lever post makes the one end of gag lever post insert spacing hole, and then carries on spacingly to the locking lever, avoids the locking lever to contact with the connecting seat again, guarantees that the rotation of handle main part is smooth and easy.

Drawings

FIG. 1 is a connection diagram of the handle body and the valve according to the present invention;

FIG. 2 is a partial enlarged view of region A of the present invention;

fig. 3 is a top view of the hand wheel of the present invention.

In the figure: 1. a valve body; 2. a connecting seat; 21. connecting holes; 3. a valve plate; 4. a valve stem; 5. a handle body; 6. a screw; 7. a hand wheel; 8. a locking mechanism; 81. a lock lever; 82. a limiting plate; 83. a spring; 84. a limiting rod; 9. turning a handle; 10. mounting blocks; 101. a limiting hole; 102. and a through hole.

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: the manual adjusting handle for the self-locking valve comprises a valve body 1, a connecting seat 2, a valve plate 3, a valve rod 4 and a handle body 5, wherein the handle body 5 comprises a screw rod 6, a hand wheel 7, a locking mechanism 8, a rotating handle 9 and a mounting block 10, the hand wheel 7 is arranged at the upper end of the screw rod 6 and is welded with the screw rod 6, the rotating handle 9 is arranged at one side of the upper end of the hand wheel 7 and is welded with the hand wheel 7, the connecting strength is high, the mounting block 10 is arranged at two sides of the bottom of the hand wheel 7, the locking mechanism 8 is arranged at one side of the mounting block 10, the lower end of the screw rod 6 is fixedly connected with the valve rod 4, the lower end of the valve rod 4 extends into the valve plate 3 and is fixedly connected with the valve plate 3, the valve plate 3 and the valve rod 4 are arranged in the valve body 1, the connecting seat 2 is arranged at the upper end of the valve body 1, the screw rod 6 extends into the connecting seat 2 and is connected with the connecting seat 2 through threads, and the connecting mode is simple, when the hand wheel 7 is rotated, the rotary motion can be converted into linear motion, so that the handle main body 5, the valve plate 3 and the valve rod 4 are moved up and down, and meanwhile, the threaded connection has self-locking capacity.

Further, the locking mechanism 8 comprises a lock rod 81, a limiting plate 82, a spring 83 and a limiting rod 84, and is simple in overall structure and convenient to use.

Further, limiting plate 82 sets up the outside with locking lever 81 one end to structure as an organic whole with locking lever 81, the wholeness is good, and junction structural strength is high, and spring 83 sets up in locking lever 81's outside, and lies in between limiting plate 82 and the installation piece 10, and spring 83 has good elasticity and the ability of resumeing the deformation, and limiting rod 84 fixed connection is reliably connected to the one end that limiting plate 82 was kept away from to locking lever 81, and is fixed firm.

Further, the limiting rod 84 is set to be of an L-shaped structure, when the lock rod 81 is connected with the connecting hole 21, the limiting rod 84 is placed on one side of the mounting block 10, and when the lock rod 81 is not needed, the tail end of the limiting rod 84 is inserted into the limiting hole 101, and limiting of the lock rod 81 can be achieved.

Further, the mounting block 10 is provided with a limiting hole 101 inside, when the locking rod 81 is not connected with the connecting seat 2, the locking rod 81 is limited, so that the locking rod 81 is prevented from blocking the movement of the handle body 5, one side of the limiting hole 101 is provided with a through hole 102, the locking rod 81 passes through the through hole 102 and is in clearance connection with the through hole 102, the matching degree is high, and the locking rod 81 can slide in the through hole 102 stably.

Further, both ends of the connecting base 2 are provided with the connecting holes 21, and one end of the locking lever 81 extends to the inside of the connecting hole 21, and has high clearance connection and high matching degree with the connecting hole 21, so that the locking lever 81 is conveniently and firmly inserted into the inside of the connecting hole 21.

The working principle is as follows: during the use, hand handle 5's hand wheel 7 or commentaries on classics handle 9 carry out clockwise rotation, because handle 5's screw rod 6 and connecting seat 2 pass through threaded connection, in handle 5's rotatory in-process, rotary motion is converted into linear motion, make handle 5 whole downstream, with the valve rod 4 of screw rod 6 fixed and with valve plate 3 of valve rod 4 fixed downstream together, inside valve plate 3 inserted the circulation passageway of valve body 1, realize closing of valve, utilize the auto-lock ability of screw thread, can realize the fixed after handle 5 rotation stops. Can take locking mechanism 8's locking lever 81 to the direction pulling of keeping away from connecting seat 2 simultaneously, take out limiting rod 84's one end from spacing hole 101, rotatory locking lever 81 afterwards, change limiting rod 84's orientation, loosen locking lever 81, locking lever 81 resumes to move to connecting seat 2 under the effect of the ability of warping at spring 83, finally in the connecting hole 21 of connecting seat 2 is inserted to the one end of locking lever 81, further lock handle main part 5, avoid handle main part 5 to take place rotatoryly, guarantee stability and the fastness after valve plate 3 is closed.

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. From manual adjustment handle for locking-type valve, including valve body (1), connecting seat (2), valve plate (3), valve rod (4) and handle main part (5), its characterized in that: the handle main body (5) comprises a screw rod (6), a hand wheel (7), a locking mechanism (8), a rotating handle (9) and an installation block (10), the hand wheel (7) is arranged at the upper end of the screw rod (6) and is connected with the screw rod (6) in a welding way, the rotating handle (9) is arranged at one side of the upper end of the hand wheel (7) and is connected with the hand wheel (7) in a welding way, the installation block (10) is arranged at two sides of the bottom of the hand wheel (7), the locking mechanism (8) is arranged at one side of the installation block (10), the lower end of the screw rod (6) is fixedly connected with a valve rod (4), the lower end of the valve rod (4) extends to the inside of the valve plate (3) and is fixedly connected with the valve plate (3), the valve plate (3) and the valve rod (4) are arranged inside the valve body (1), the connecting seat (2) is arranged at the upper end of the valve body (1), and the screw rod (6) extends to the inside of the connecting seat (2), and is connected with the connecting seat (2) through screw threads.

2. The manual adjustment handle for self-locking valves according to claim 1, wherein: the locking mechanism (8) comprises a lock rod (81), a limiting plate (82), a spring (83) and a limiting rod (84).

3. The manual adjustment handle for self-locking valve according to claim 2, wherein: limiting plate (82) set up with the outside of locking lever (81) one end to with locking lever (81) structure as an organic whole, spring (83) set up in the outside of locking lever (81) to be located between limiting plate (82) and installation piece (10), limiting plate (82) were kept away from in locking lever (81) one end and gag lever post (84) fixed connection.

4. The manual adjustment handle for self-locking valve according to claim 2, wherein: the limiting rod (84) is of an L-shaped structure.

5. The manual adjustment handle for self-locking valves according to claim 1, wherein: the mounting block is characterized in that a limiting hole (101) is formed in the mounting block (10), a through hole (102) is formed in one side of the limiting hole (101), and the lock rod (81) penetrates through the through hole (102) and is in clearance connection with the through hole (102).

6. The manual adjustment handle for self-locking valves according to claim 1, wherein: the two ends of the connecting seat (2) are provided with connecting holes (21), and one end of the locking rod (81) extends to the inside of the connecting holes (21) and is in clearance connection with the connecting holes (21).