CN217355648U

CN217355648U - Locking ball valve

Info

Publication number: CN217355648U
Application number: CN202221249806.0U
Authority: CN
Inventors: 林建明; 葛兵; 王忠城; 赵智康; 宋良
Original assignee: Zhejiang Valogin Technology Co ltd
Current assignee: Zhejiang Valogin Technology Co ltd
Priority date: 2022-05-23
Filing date: 2022-05-23
Publication date: 2022-09-02
Anticipated expiration: 2032-05-23

Abstract

The utility model belongs to the technical field of the valve, refer in particular to a locking ball valve, including valve body, valve ball, valve rod, the valve body upside has neck and neck top and is equipped with locking closure, locking cap in proper order, and the valve rod lower extreme stretches out neck connection valve ball, upper end and stretches out neck connection locking closure, the recessed formation recess of locking closure up end, the locking cap downward protrusion have with the boss of recess looks adaptation, the recess lateral wall is opened jaggedly, be equipped with on the boss with the lug of breach looks adaptation, it is protruding to be equipped with V type in the recess, is equipped with in the boss and dodges the bellied groove of dodging of V type, when the bellied bottom orientation of V type is perpendicular with the valve body axis, the locking ball valve is in the closed state, when the bellied bottom orientation of V type is parallel with the valve body axis, the locking ball valve is in the open mode. The utility model discloses can follow the bellied bottom orientation of V type and judge the state of locking ball valve, have the identifiability of superelevation simultaneously.

Description

Locking ball valve

The technical field is as follows:

the utility model belongs to the technical field of the valve, refer in particular to a locking ball valve.

The background art comprises the following steps:

the locking valve is a valve composed of a valve body, a valve core, a valve rod and a locking mechanism.

Chinese utility model patent CN215487969U discloses a magnetism locking ball valve, including valve body, valve rod and ball core, the valve body upside have neck and neck on the cover be equipped with the lock nut, the valve rod upper end inserts in the lock nut and forms circumference fixed, be equipped with between lock nut and the neck and enable both along the fixed magnetism locking mechanical system of circumference and can restrict lock nut turned angle's limit structure when the lock nut rotates for the neck, the lock nut in have the mating holes, the upside of neck has the cooperation portion that inserts in the lock nut, the valve rod upper end is worn out from the cooperation portion, the inner wall of mating holes is equipped with ring channel one, the outer wall of cooperation portion is equipped with ring channel two, be equipped with between neck and the lock nut along the card go into the ring channel one and in and along the card go into the jump ring in the ring channel two, the top surface of neck still is equipped with annular slot, the lock nut lower extreme inserts in the annular slot.

The magnetic locking ball valve cannot judge whether the ball valve is in an opening state or a closing state from the locking cover, the locking cover is high in same workability, and the identification degree is low.

The invention content is as follows:

the utility model aims at providing a locking ball valve, it can follow the bellied bottom orientation of V type and judge the state of locking ball valve, has the identifiability of superelevation simultaneously.

The utility model discloses a realize like this:

a locking ball valve comprises a valve body, a valve ball and a valve rod, wherein a neck is arranged on the upper side of the valve body, a locking cover and a locking cap are sequentially arranged above the neck, the lower end of the valve rod extends out of the neck to be connected with the valve ball, the upper end of the valve rod extends out of the neck to be connected with the locking cover, an O-shaped ring sleeved on the valve rod is arranged between the valve rod and the neck, the upper end surface of the locking cover is recessed to form a groove, a boss matched with the groove is downwards protruded on the locking cap, a notch is formed in the side wall of the groove, a convex block matched with the notch is arranged on the boss, a V-shaped bulge is arranged in the groove, a avoiding groove for avoiding the V-shaped bulge is arranged in the boss, when the bottom of the V-shaped bulge faces to be perpendicular to the axis of the valve body, the locking ball valve is in an opening state, and when the bottom of the V-shaped bulge faces to be parallel to the axis of the valve body, the locking ball valve is in a closing state; or when the orientation of the bottom of the V-shaped bulge is vertical to the axis of the valve body, the locking ball valve is in a closed state, and when the orientation of the bottom of the V-shaped bulge is parallel to the axis of the valve body, the locking ball valve is in an open state.

In the above locking ball valve, a handle is inserted at the upper end of the locking cap.

In the locking ball valve, the side wall of the groove on one side of the notch protrudes inwards to form a limiting protrusion, the boss is provided with a limiting groove matched with the limiting protrusion, and the limiting groove is communicated with the avoiding groove.

In the above locking ball valve, the groove is a circular groove, and the boss is a circular boss.

In the locking ball valve, a lower mounting hole is formed in the upper end of the neck, an upper mounting hole is formed in the lower end of the locking cover, a first magnet is arranged in the lower mounting hole, a spring which pushes the first magnet to the upper mounting hole is arranged below the first magnet, and a second magnet which pushes the first magnet downwards is arranged in the locking cap, wherein the lower end magnetism of the second magnet is the same as that of the upper end of the first magnet.

In the locking ball valve, the neck is provided with the limiting pin, the upper end of the limiting pin protrudes out of the neck, the lower end face of the locking cover is upwards concave to form an arc-shaped groove, and the upper end of the limiting pin is slidably arranged in the arc-shaped groove.

In the locking ball valve, the lower mounting hole and the limiting pin are the same in size and depth.

In foretell locking ball valve, the angle that the arc wall corresponds is 90, lower mounting hole circumference equipartition has four, and the spacer pin sets up in one of them lower mounting hole, and magnet one and spring all are provided with two and set up in adjacent lower mounting hole, and is corresponding, goes up the mounting hole and is provided with two, and two circumference equipartitions of magnet have four.

Compared with the prior art, the utility model outstanding advantage is:

1. the utility model circumferentially limits the lock cover and the lock cap through the lug boss, the groove, the lug and the notch, can judge the state of the locking ball valve from the bottom direction of the V-shaped bulge, and has ultrahigh identifiability;

2. the utility model discloses the lock cap passes through magnet two-way push down magnet one, unblock locking closure, and locking effect is good, and is difficult for being unblock, effectively prevents other people switching the utility model discloses, protect the property management's of public service and community self rights and interests;

3. the utility model discloses a set up the turned angle at the spacer pin control locking closure of neck to reach the spacing to locking ball valve switching position, compare and currently set up stop gear at valve rod and locking closure, the utility model discloses simple structure, be convenient for processing and assembly.

Description of the drawings:

fig. 1 is an exploded view of the present invention;

FIG. 2 is a perspective view of the locking cap and handle of the present invention;

FIG. 3 is a perspective view of the present invention without a locking cap and handle;

fig. 4 is a perspective view of the lock cover of the present invention;

fig. 5 is a cross-sectional view of the present invention.

Reference numerals: 1. a valve body; 1a, a neck; 1b, a lower mounting hole; 2. a valve ball; 3. a valve stem; 4. a locking cover; 4a, a groove; 4b, a gap; 4c, a V-shaped bulge; 4d, limiting bulges; 4e, mounting holes are formed; 4f, an arc-shaped groove; 5. a lock cap; 5a, a boss; 5b, a bump; 5c, avoiding the groove; 5d, limiting grooves; 6. a magnet I; 7. a spring; 8. a second magnet; 9. a limit pin; 10. an O-shaped ring; 11. a handle.

The specific implementation mode is as follows:

the invention will now be further described with reference to specific embodiments, with reference to figures 1 to 5:

a locking ball valve comprises a valve body 1, a valve ball 2 and a valve rod 3, wherein the upper side of the valve body 1 is provided with a neck part 1a, a locking cover 4 and a locking cap 5 are sequentially arranged above the neck part 1a, the lower end of the valve rod 3 extends out of the neck part 1a to be connected with the valve ball 2, the upper end of the valve rod extends out of the neck part 1a to be connected with the locking cover 4, the upper end surface of the lock cover 4 is concave downwards to form a groove 4a, the lock cap 5 is provided with a lug boss 5a which is matched with the groove 4a in a downward convex way, the side wall of the groove 4a is provided with a gap 4b, the boss 5a is provided with a lug 5b matched with the gap 4b, the groove 4a is internally provided with a V-shaped bulge 4c, the boss 5a is internally provided with an avoiding groove 5c avoiding the V-shaped bulge 4c, when the bottom of the V-shaped bulge 4c faces to be vertical to the axis of the valve body 1, the locking ball valve is in an opening state, when the bottom of the V-shaped bulge 4c faces to be parallel to the axis of the valve body 1, the locking ball valve is in a closed state; or when the bottom of the V-shaped bulge 4c faces to be vertical to the axis of the valve body 1, the locking ball valve is in a closed state, and when the bottom of the V-shaped bulge 4c faces to be parallel to the axis of the valve body 1, the locking ball valve is in an open state.

The utility model discloses a theory of operation: as shown in fig. 1-5, the boss 5a of the lock cap 5 is disposed in the groove 4a of the lock cover 4, the protrusion 5b is clamped in the notch 4b, and when the lock cap 5 is rotated, the lock cover 4 is driven to rotate, and the valve rod 3 and the valve ball 2 are driven to rotate, so as to open and close the locking ball valve. The utility model discloses be equipped with the protruding 4c of V type in the recess 4a of locking closure 4, can judge the state of locking ball valve from the protruding 4 c's of V type bottom orientation, have the identifiability of superelevation simultaneously.

In the present embodiment, when the bottom of the V-shaped protrusion 4c is oriented perpendicular to the axis of the valve body 1, the latching ball valve is in a closed state; when the bottom of the V-shaped protrusion 4c is oriented parallel to the axis of the valve body 1, the locking ball valve is in an open state, as shown in FIGS. 1 and 3.

In order to prevent water leakage between the valve rod 3 and the neck portion 1a, an O-ring 10 sleeved on the valve rod 3 is arranged between the valve rod 3 and the neck portion 1 a.

In order to facilitate the rotation of the locking cap 5, a handle 11 is inserted at the upper end of the locking cap 5.

In order to further perform circumferential limiting on the lock cover 4 and the lock cap 5, as shown in fig. 1-3, a limiting protrusion 4d protrudes inwards from the side wall of the groove 4a on one side of the notch 4b, a limiting groove 5d matched with the limiting protrusion 4d is arranged on the boss 5a, and the limiting groove 5d is communicated with the avoiding groove 5c, so that the processing is convenient.

In order to facilitate processing and improve the overall appearance, as shown in fig. 2 and 3, the groove 4a is a circular groove, and the boss 5a is a circular boss.

Locking and unlocking structure of the lock cover 4: as shown in fig. 1, 4 and 5, a lower mounting hole 1b is formed at the upper end of the neck portion 1a, an upper mounting hole 4e is formed at the lower end of the lock cover 4, a first magnet 6 is arranged in the lower mounting hole 1b, a spring 7 for pushing the first magnet 6 to the upper mounting hole 4e is arranged below the first magnet 6, and a second magnet 8 for pushing the first magnet 6 downwards is arranged in the lock cap 5, wherein the lower end magnetism of the second magnet is the same as the upper end magnetism of the first magnet 6. When the upper end of the magnet I6 is positioned in the upper mounting hole 4e and the lower end of the magnet I is positioned in the lower mounting hole 1b under the elastic force action of the spring 7, the locking cover 4 is circumferentially fixed relative to the neck 1a, cannot rotate and is in a locking state; when the locking cover 4 needs to be rotated, the locking cap 5 is arranged above the locking cover 4, the first magnet 6 is pushed downwards by the second magnet 8, the spring 7 is compressed, the first magnet 6 is completely positioned in the lower mounting hole 1b, and the locking cover 4 can rotate relative to the neck 1a, so that the locking ball valve is opened and closed.

In order to be right the utility model discloses a switching position carries on spacingly, accurate opening or close the ball valve, as shown in fig. 1, 4, be equipped with the spacer pin 9 of upper end protrusion neck 1a on the neck 1a, the terminal surface upwards is concave to form an arc wall 4f under the locking closure 4, and the spacer pin 9 upper end is slided and is established in arc wall 4 f.

For convenience of processing, the size and the depth of the lower mounting hole 1b are the same as those of the mounting hole of the limiting pin 9.

Furthermore, the angle that the arc wall 4f corresponds is 90 °, lower mounting hole 1b circumference equipartition has four, and spacer pin 9 sets up in one of them lower mounting hole 1b, and magnet 6 and spring 7 all are provided with two and set up in adjacent lower mounting hole 1b, and is corresponding, goes up mounting hole 4e and is provided with two, will find the corresponding position of magnet 6 in order to avoid the assembly, and the assembly of being convenient for, magnet two 8 circumference equipartitions have four.

The above-mentioned embodiment is only one of the preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, so: all equivalent changes made according to the shape, structure and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a locking ball valve, includes valve body (1), valve ball (2), valve rod (3), valve body (1) upside has neck (1a) and neck (1a) top to be equipped with locking closure (4), lock cap (5) in proper order, and valve rod (3) lower extreme stretches out neck (1a) and connects valve ball (2), upper end and stretches out neck (1a) and connect locking closure (4), its characterized in that: the locking ball valve is characterized in that the upper end face of the locking cover (4) is downwards concave to form a groove (4a), a boss (5a) matched with the groove (4a) downwards protrudes from the locking cap (5), a notch (4b) is formed in the side wall of the groove (4a), a convex block (5b) matched with the notch (4b) is arranged on the boss (5a), a V-shaped protrusion (4c) is arranged in the groove (4a), an avoiding groove (5c) for avoiding the V-shaped protrusion (4c) is formed in the boss (5a), when the bottom of the V-shaped protrusion (4c) faces to be perpendicular to the axis of the valve body (1), the locking ball valve is in an open state, and when the bottom of the V-shaped protrusion (4c) faces to be parallel to the axis of the valve body (1), the locking ball valve is in a closed state;

or when the bottom of the V-shaped bulge (4c) faces to be vertical to the axis of the valve body (1), the locking ball valve is in a closed state, and when the bottom of the V-shaped bulge (4c) faces to be parallel to the axis of the valve body (1), the locking ball valve is in an open state.

2. A latching ball valve in accordance with claim 1, wherein: the side wall of the groove (4a) on one side of the notch (4b) is inwards protruded with a limiting protrusion (4d), a limiting groove (5d) matched with the limiting protrusion (4d) is arranged on the boss (5a), and the limiting groove (5d) is communicated with the avoiding groove (5 c).

3. A latching ball valve in accordance with claim 1, wherein: the groove (4a) is a circular groove, and the boss (5a) is a circular boss.

4. A latching ball valve in accordance with claim 1, wherein: the upper end of the neck (1a) is provided with a lower mounting hole (1b), the lower end of the lock cover (4) is provided with an upper mounting hole (4e), a first magnet (6) is arranged in the lower mounting hole (1b), a spring (7) for pushing the first magnet (6) to the upper mounting hole (4e) is arranged below the first magnet (6), and a second magnet (8) for pushing the first magnet (6) downwards is arranged in the lock cap (5) and has the same lower end magnetism as the upper end magnetism of the first magnet (6).

5. A latching ball valve in accordance with claim 4, wherein: the limiting pin (9) with the upper end protruding out of the neck (1a) is arranged on the neck (1a), the lower end face of the lock cover (4) is upwards concave to form an arc-shaped groove (4f), and the upper end of the limiting pin (9) is slidably arranged in the arc-shaped groove (4 f).

6. A latching ball valve according to claim 5, wherein: the size and the depth of the lower mounting hole (1b) are the same as those of the mounting hole of the limiting pin (9).

7. A latching ball valve in accordance with claim 6, wherein: the angle that arc wall (4f) corresponds is 90, lower mounting hole (1b) circumference equipartition has four, and spacer pin (9) set up in one of them lower mounting hole (1b), and magnet (6) and spring (7) all are provided with two and set up in adjacent lower mounting hole (1 b).