CN216789287U

CN216789287U - Ball valve with lock

Info

Publication number: CN216789287U
Application number: CN202123238966.3U
Authority: CN
Inventors: 赵奇元; 毛益民
Original assignee: Zhejiang Deai Intelligent Control Technology Co ltd
Current assignee: Zhejiang Deai Intelligent Control Technology Co ltd
Priority date: 2021-12-21
Filing date: 2021-12-21
Publication date: 2022-06-21
Anticipated expiration: 2031-12-21

Abstract

The utility model provides a ball valve with a lock, and belongs to the field of valves. The ball valve with the lock comprises a valve body, a first magnetic assembly, a valve cover, a sealing ball, a switch assembly and a second magnetic assembly, wherein a first accommodating groove is formed in the valve body and used for accommodating the first magnetic assembly; the valve cover is connected with one end of the valve body, and the sealing ball is arranged inside the valve body; the switch assembly is arranged on the valve body and is provided with a second containing groove and a third containing groove which correspond up and down, and the second containing groove is used for containing the ejected first magnetic assembly; the third containing groove is used for containing a second magnetic assembly, the opposite surfaces of the first magnetic assembly and the second magnetic assembly are same in magnetism, and the first magnetic assembly is pushed out of the second containing groove downwards by pressing the second magnetic assembly in working so as to release the locking effect. The utility model can limit the switch component when the ball valve is in a closed state so as to realize the locking of the ball valve and avoid the phenomena of false opening and embezzlement of the ball valve in the using process.

Description

Ball valve with lock

Technical Field

The utility model belongs to the field of valves, and particularly relates to a ball valve with a lock.

Background

Ball valves are widely used in gas, oil and liquid pipelines, mainly for cutting, distributing and changing the flow direction of media. When the ball valve is used, the ball valve can be tightly closed through the operation of rotating 90 degrees and a small rotating moment.

The ball valve that prior art provided does not have locking function and theftproof function usually, and the phenomenon that the mistake opened and steal easily appears in the use, and then causes serious economic loss.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model aims to provide a ball valve with a lock, and aims to solve the problem that the existing ball valve does not have a locking function and an anti-theft function.

In order to achieve the purpose, the utility model provides a ball valve with a lock, which comprises a valve body, a first magnetic assembly, a valve cover, a sealing ball, a switch assembly and a second magnetic assembly, wherein the valve body is provided with a first accommodating groove for accommodating the first magnetic assembly; the valve cover is connected with one end of the valve body to form a flow passage of the ball valve with the lock; the sealing ball is arranged inside the valve body; the switch assembly is arranged on the valve body, is positioned on one side of the valve body, which is provided with the first accommodating groove, and is used for driving the sealing ball to rotate so as to control the opening and closing of the circulation channel; the switch assembly is provided with a second accommodating groove and a third accommodating groove which correspond to each other up and down, and the second accommodating groove is used for accommodating the ejected first magnetic assembly so as to lock the switch assembly; the third containing groove is used for containing a second magnetic assembly, the magnetism of the opposite surfaces of the first magnetic assembly and the second magnetic assembly is the same, and the first magnetic assembly is pushed out of the second containing groove downwards by pressing the second magnetic assembly in work so as to release the locking effect on the switch assembly.

Preferably, the switch assembly comprises a valve rod and a handle, one end of the valve rod extends into the valve body to be connected with the sealing ball, the other end of the valve rod is connected with the handle, and the valve rod is driven to rotate through the handle during operation so as to control the opening and closing of the ball valve with the lock.

Preferably, the handle is fixedly connected with the valve rod through a connecting piece, and a sealing head is arranged above the connecting piece.

As further preferred, the top of valve body is provided with the instruction gasket, simultaneously the supporting corresponding breach that is provided with of handle, and the during operation passes through the handle realizes switching instruction function with the interact of instructing the gasket.

Further preferably, the indicating gasket is provided with an open/close pattern at an interval of 90 °, and the indicating gasket is connected to the valve body by a rivet.

As a further preferred feature, the switch assembly further comprises a sealing ring, the sealing ring being disposed between the valve stem and the valve body.

As a further preferred option, the first magnetic component comprises first magnetic steel and a compression spring, the first magnetic steel is arranged above the compression spring, and the first magnetic steel is ejected into the second accommodating groove by the compression spring during operation.

As further preferred, second magnetic component includes second magnet steel and deblocking piece, the second magnet steel sets up the inside of deblocking piece, deblocking piece is provided with the external screw thread, simultaneously the third storage tank is provided with the internal thread, and the during operation drives second magnet steel up-and-down motion through the revolving of deblocking piece and third storage tank and the effect.

Preferably, the unlocking piece is of a special-shaped columnar structure above.

Preferably, the number of the first receiving grooves is two and the first receiving grooves are arranged at an interval of 180 degrees.

Generally, compared with the prior art, the above technical solution conceived by the present invention has the following beneficial effects:

1. according to the utility model, the valve body is provided with the first containing groove for containing the first magnetic assembly, the switch assembly is provided with the second containing groove for containing the pushed first magnetic assembly, the switch assembly can be limited under the closed state of the ball valve with the lock to realize the locking of the ball valve, the phenomenon of false opening and illegal opening of the ball valve in the using process is avoided, and the use safety of the ball valve is improved;

2. meanwhile, the handle and the valve rod are fixed through the connecting piece, and the seal head is riveted above the connecting piece, so that the anti-disassembly effect can be achieved, and the use safety of the ball valve with the lock is improved;

3. in addition, the composition of the second magnetic assembly is optimized, and the upper part of the unlocking piece is designed into a special-shaped columnar structure, so that the unlocking piece can be unlocked only by matching with a special key, the anti-theft function is achieved, and the use safety of the ball valve is further improved.

Drawings

FIG. 1 is a cross-sectional view of a latched gas valve provided in accordance with an embodiment of the present invention in a closed condition;

FIG. 2 is a top view of a latched gas valve provided in accordance with an embodiment of the present invention in a closed condition;

FIG. 3 is a sectional view taken along line E-E in FIG. 2;

FIG. 4 is a cross-sectional view of a gas valve with a lock provided in accordance with an embodiment of the present invention in an open state;

FIG. 5 is a top view of a latched gas valve body provided in accordance with an embodiment of the present invention;

fig. 6 is a schematic structural diagram of a connector according to an embodiment of the present invention, in which (a) is a front view, (B) is a view in the direction B-B, and (c) is a top view.

The same reference numbers will be used throughout the drawings to refer to the same or like elements or structures, wherein:

1-a valve body, 2-a valve rod, 3-an indicating gasket, 4-an unlocking piece, 5-a sealing ball, 6-a valve seat, 7-a sealing ring, 8-a valve cover, 9-a handle, 10-a compression spring, 11-a first magnetic steel, 12-a rivet, 13-a second magnetic steel, 14-a connecting piece, 15-a sealing head, 16-a first accommodating groove, 17-a second accommodating groove and 18-a third accommodating groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

As shown in fig. 1 to 4, the present invention provides a ball valve with a lock, which includes a valve body 1, a first magnetic assembly, a valve cover 8, a sealing ball 5, a switch assembly and a second magnetic assembly, wherein the valve body 1 is provided with a first accommodating groove 16 for accommodating the first magnetic assembly; the valve cover 8 is connected with one end of the valve body 1 to form a flow passage of the ball valve with the lock; the sealing ball 5 is arranged in the valve body 1 and sealed by the valve seat 6, and the opening and closing of the flow passage are controlled by the rotation of the sealing ball 5 during the operation, so that the opening and closing of the ball valve with the lock are controlled;

the switch assembly is arranged on the valve body 1 and is positioned on one side of the valve body, which is provided with the first accommodating groove 16, the switch assembly comprises a valve rod 2 and a handle 9, and the handle 9 is preferably a butterfly handle, so that the operation is convenient; one end of the valve rod 2 extends into the valve body 1 to be connected with the sealing ball 5 and sealed through the sealing ring 7, the other end of the valve rod is connected with the handle 9, and the valve rod 2 is driven to rotate through the handle 9 during working so as to control the opening and closing of the ball valve with the lock through the sealing ball 5;

meanwhile, the handle 9 is provided with a second containing groove 17 and a third containing groove 18 which correspond to each other up and down, the second containing groove 17 is located below the handle 9, and when the ball valve with lock is in a closed state, the second containing groove 17 rotates to a position right above the first containing groove 16 and is used for containing the ejected first magnetic assembly so as to lock the switch assembly; the third containing groove 18 is located above the handle 9 and used for containing a second magnetic assembly, opposite faces of the first magnetic assembly and the second magnetic assembly are same in magnetism, the first magnetic assembly is pushed out downwards from the second containing groove 17 by means of the principle that like poles repel each other during operation through pressing the second magnetic assembly downwards, so that locking effect on the switch assembly is relieved, and meanwhile when the second magnetic assembly is continuously in a pressing state, the ball valve with the lock is adjusted to be in a free opening and closing state, so that functions of a common ball valve are achieved.

Further, the handle 9 is fixedly connected with the valve rod 2 through a connecting piece 14, and the connecting piece 14 preferably adopts a screw, a bolt, a stud and the like, so that the handle 9 can drive the valve rod 2 to rotate; meanwhile, a sealing head 15 is riveted above the connecting piece 14, and the sealing head 15 is utilized to play a role in preventing disassembly, so that the ball valve with the lock has an anti-theft effect, and the safety of the ball valve with the lock is further improved.

Further, as shown in fig. 5, an indicating sheet is fixed above the valve body 1 by a rivet 12, the indicating sheet is provided with an indicating gasket 3, which includes "on" and "off" arranged at 90 °, and the handle 9 is provided with a corresponding notch in a matching manner, when the ball valve with lock is in an open state, the notch on the handle 9 is aligned to the "on" character, and when the ball valve with lock is in a closed state, the notch on the handle 9 is aligned to the "off" character, so as to realize the opening and closing indicating function.

Further, the first magnetic assembly comprises a first magnetic steel 11 and a compression spring 10, the first magnetic steel 11 is arranged above the compression spring 10, and the first magnetic steel 11 is ejected out into the second accommodating groove 17 through the compression spring 10 during work; second magnetic component includes second magnet steel 13 and unblock piece 4, and second magnet steel 13 sets up in the inside of unblock piece 4, and unblock piece 4 is provided with the external screw thread, and third storage tank 18 is provided with the internal thread simultaneously, and the during operation drives second magnet steel 13 up-and-down motion through the revolving of unblock piece 4 and third storage tank 18 and the effect. The unlocking piece 4 is preferably a screw, and the second magnetic steel 13 is driven to move up and down by the screwing action of the external thread of the screw and the internal thread of the third accommodating groove 18. As shown in fig. 6, the unlocking member 4 has a special-shaped column structure above, and needs to be locked and unlocked by using a special key, so as to play a role in preventing theft, and when the ball valve with lock is in a free opening and closing state, the ball valve with lock also needs to be matched by using the special key for adjustment, so as to improve the use safety.

Further, the number of the first receiving grooves 16 is equal to that of the second receiving grooves 17, and the number of the first receiving grooves 16 may be one or more, wherein when the number of the first receiving grooves 16 is multiple, the stability of the ball valve with the lock may be further improved. For reducing the operation degree of difficulty when guaranteeing area lock ball valve job stabilization nature, the preferred two of the quantity of first storage tank 16 to the interval 180 degrees sets up.

It will be understood by those skilled in the art that the foregoing is only a preferred embodiment of the present invention, and is not intended to limit the utility model, and that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. The ball valve with the lock is characterized by comprising a valve body (1), a first magnetic assembly, a valve cover (8), a sealing ball (5), a switch assembly and a second magnetic assembly, wherein a first accommodating groove (16) is formed in the valve body (1) and used for accommodating the first magnetic assembly; the valve cover (8) is connected with one end of the valve body (1) to form a flow passage of the ball valve with the lock; the sealing ball (5) is arranged inside the valve body (1); the switch assembly is arranged on the valve body (1), is positioned on one side of the valve body (1) provided with the first containing groove (16), and is used for driving the sealing ball (5) to rotate so as to control the opening and closing of the circulation channel; the switch assembly is provided with a second containing groove (17) and a third containing groove (18) which correspond to each other up and down, and the second containing groove (17) is used for containing the ejected first magnetic assembly under the closing state of the locked ball valve so as to lock the switch assembly; the third containing groove (18) is used for containing a second magnetic assembly, the opposite surfaces of the first magnetic assembly and the second magnetic assembly are same in magnetism, and the first magnetic assembly is pushed out of the second containing groove (17) downwards by pressing the second magnetic assembly in the working process so as to release the locking effect on the switch assembly.

2. The ball valve with lock according to claim 1, characterized in that the switch assembly comprises a valve rod (2) and a handle (9), one end of the valve rod (2) extends into the valve body (1) and is connected with the sealing ball (5), the other end of the valve rod is connected with the handle (9), and the handle (9) is used for driving the valve rod (2) to rotate so as to control the opening and closing of the ball valve with lock.

3. A ball valve with lock according to claim 2, characterized in that the handle (9) is fixedly connected with the valve stem (2) by a connecting piece (14), and a sealing head (15) is arranged above the connecting piece (14).

4. The ball valve with the lock according to claim 2, characterized in that an indicating gasket (3) is arranged above the valve body (1), and the handle (9) is provided with a corresponding notch, so that the opening and closing indicating function is realized through the interaction between the handle (9) and the indicating gasket (3) during operation.

5. A ball valve with lock according to claim 4, characterized in that the indicating washer (3) is provided with open and close characters at intervals of 90 ° and the indicating washer (3) is connected with the valve body (1) by a rivet (12).

6. The ball valve with lock according to claim 2, characterized in that the switch assembly further comprises a sealing ring (7), the sealing ring (7) being arranged between the valve stem (2) and the valve body (1).

7. A ball valve with lock according to claim 1, wherein the first magnetic assembly comprises a first magnetic steel (11) and a compression spring (10), the first magnetic steel (11) is arranged above the compression spring (10), and the first magnetic steel (11) is ejected into the second accommodating groove (17) through the compression spring (10) during operation.

8. The ball valve with the lock according to claim 1, wherein the second magnetic component comprises a second magnetic steel (13) and an unlocking member (4), the second magnetic steel (13) is arranged inside the unlocking member (4), the unlocking member (4) is provided with an external thread, the third accommodating groove (18) is provided with an internal thread, and the second magnetic steel (13) is driven to move up and down by the rotation and the action of the unlocking member (4) and the third accommodating groove (18) during operation.

9. A ball valve with lock according to claim 8, characterized in that the unlocking member (4) adopts a special-shaped column structure above.

10. The ball valve with lock according to any one of claims 1 to 9, wherein the number of the first receiving grooves (16) is two and is provided at an interval of 180 degrees.