CN218063408U

CN218063408U - Easy-to-disassemble stop valve

Info

Publication number: CN218063408U
Application number: CN202221036710.6U
Authority: CN
Inventors: 曾学龙; 杨耿俊; 于海涛
Original assignee: Yancheng Stard Minli Valves Co ltd
Current assignee: Yancheng Stard Minli Valves Co ltd
Priority date: 2022-05-04
Filing date: 2022-05-04
Publication date: 2022-12-16
Anticipated expiration: 2032-05-04

Abstract

The utility model belongs to the technical field of the valve, especially, be a novel stop valve of formula of just tearing open, including the stop valve body, the inside of stop valve body is provided with the valve clack, the upper portion of stop valve body is provided with the hand wheel, be provided with the valve rod between hand wheel and the valve clack, the valve rod includes pole core and swivel nut, the bottom and the valve clack fixed connection of pole core, the swivel nut closes with the pole core suit and is connected and the swivel nut closes with the stop valve body soon and be connected, through-hole two has all been seted up to the upper end both sides of swivel nut, the upper end of pole core is seted up flutedly and the recess upwards runs through the swivel nut, through-hole one has all been seted up to the both sides of recess, the inside activity of through-hole one has the card post, just card post is connected with two blocks of through-hole, the utility model discloses when using, if need not to maintain the screw thread part of valve rod, need not to take out the valve rod wholly, remain the connection status of pole core and valve clack in the valve rod, only take out the valve rod on the swivel nut, easy operation is convenient to daily maintenance.

Description

Easy-to-disassemble stop valve

Technical Field

The utility model belongs to the technical field of the valve, concretely relates to just, tear novel stop valve of formula open.

Background

The stop valve, also called stop valve, is one of the most widely used valves, and it is popular because the friction between the sealing surfaces is small in the opening and closing process, it is durable, the opening height is not large, it is easy to manufacture, it is convenient to maintain, it is not only suitable for the middle and low pressure, but also suitable for the high pressure, but the existing conventional valve also has the following disadvantages in the using process: the valve rod screw thread is because of wearing and tearing and pollution, easily damages, consequently need regularly maintain the valve rod, and current valve rod bottom links to each other with the inside valve clack of valve body and is not easy to detach for the valve rod in the valve body is difficult for taking out, causes inconveniently for the routine maintenance of valve rod.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned problem that exists among the prior art, the utility model provides a novel stop valve of formula is just torn open has the valve rod routine maintenance of being convenient for, characteristics that easy operation is convenient.

In order to achieve the above object, the utility model provides a following technical scheme: a novel stop valve convenient to disassemble comprises a stop valve body, wherein a valve clack is arranged inside the stop valve body, a hand wheel is arranged on the upper portion of the stop valve body, a valve rod is arranged between the hand wheel and the valve clack, the valve rod comprises a rod core and a screw sleeve, the bottom end of the rod core is fixedly connected with the valve clack, the screw sleeve is sleeved and connected with the rod core, the screw sleeve is screwed and connected with the stop valve body, two sides of the upper end of the screw sleeve are respectively provided with a second through hole, the upper end of the rod core is provided with a groove, the groove upwards penetrates through the screw sleeve, two sides of the groove are respectively provided with a first through hole, the inside activity of through-hole one has the card post, just the card post is connected with two block of through-hole, the bottom one side of card post is fixed with even piece, two places be provided with spring and two places between even piece pass through spring elastic connection, the upper end of swivel nut is fixed with even head, the screw has been seted up to the inside of even head, even groove has been seted up to the bottom of hand wheel, the intermediate position of hand wheel closes soon there is connecting bolt, connecting bolt's bottom mounting has the ejector pin, just the bottom and the card post of ejector pin contact each other.

As the utility model discloses a novel stop valve of formula of just tearing open is preferred technical scheme, even the headgear with link the groove and be the rectangle structure, just link the groove and be connected with linking the headgear.

As the utility model discloses a just, tear novel stop valve of formula of tearing open preferred technical scheme, the one end of card post is the trapezium structure, the other end four corners of card post is the fillet structure, just the length of card post is greater than the length of through-hole one.

As the utility model discloses a novel stop valve of formula of just tearing open is preferred technical scheme, through-hole one all is symmetric distribution and coincidence each other with through-hole two.

As the utility model discloses a just, tear novel stop valve of formula of tearing open preferred technical scheme, the external diameter of ejector pin is from last to reducing down in proper order.

As the utility model discloses a just, tear novel stop valve of formula of tearing open preferred technical scheme, even the piece is "L" mutually perpendicular with the card post, just even the inner wall laminating contact of piece and recess.

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

the utility model discloses when using, if need maintain the screw thread part of valve rod, need not to take out the valve rod wholly, keep the connected state of pole core and valve clack in the valve rod, later go up the rotary connecting bolt, make connecting bolt and card post phase separation, after the top that lacks the ejector pin pushes away, the card post resets through even piece and spring, card post and through-hole two-phase separation and the inside of retraction through-hole one, drive swivel nut top through the hand wheel after that, make swivel nut and pole core phase separation and take out from the inside of stop valve body, then carry out subsequent maintenance to the swivel nut and handle, and easy operation is convenient, the valve rod routine maintenance of being convenient for.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the principles of the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the partial cross-sectional structure of FIG. 1;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2;

FIG. 4 is a schematic illustration of the exploded structure of FIG. 2;

fig. 5 is a schematic diagram of a further exploded structure of fig. 4.

In the figure: 1. a shut-off valve body; 2. a valve stem; 3. a valve flap; 4. a hand wheel; 5. a rod core; 6. a threaded sleeve; 7. connecting heads; 8. a screw hole; 9. connecting the grooves; 10. a connecting bolt; 11. pushing the push rod; 12. a groove; 13. a first through hole; 14. clamping the column; 15. connecting the slices; 16. a spring; 17. and a second 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the present invention provides the following technical solutions: a novel conveniently-disassembled stop valve comprises a stop valve body 1, a valve clack 3 is arranged inside the stop valve body 1, a hand wheel 4 is arranged on the upper portion of the stop valve body 1, a valve rod 2 is arranged between the hand wheel 4 and the valve clack 3, the valve rod 2 comprises a rod core 5 and a screw sleeve 6, the bottom end of the rod core 5 is fixedly connected with the valve clack 3, the screw sleeve 6 is sleeved with the rod core 5 and the screw sleeve 6 is screwed with the stop valve body 1, through holes II 17 are respectively formed in two sides of the upper end of the screw sleeve 6, a groove 12 is formed in the upper end of the rod core 5, the groove 12 upwards penetrates through the screw sleeve 6, through holes I13 are respectively formed in two sides of the groove 12, a clamping column 14 is movably arranged inside the through holes I13 and is clamped and connected with the through holes II 17, wherein the through holes I13 and II 17 are symmetrically distributed and mutually overlapped, one end of the clamping column 14 is of a trapezoidal structure and is convenient to be pushed by a push rod 11, the four corners of the other end of the clamping column 14 are rounded structures, so that the clamping column 14 can be smoothly clamped into the through hole II 17 conveniently, the length of the clamping column 14 is larger than that of the through hole I13, a connecting piece 15 is fixed on one side of the bottom end of the clamping column 14, a spring 16 is arranged between the two connecting pieces 15, the two connecting pieces 15 are elastically connected through the spring 16, the connecting piece 15 and the clamping column 14 are mutually perpendicular in an L shape, the connecting piece 15 is in contact with the inner wall of the groove 12 in an attaching manner, the two clamping columns 14 in the groove 12 can synchronously extend and retract conveniently through the connecting piece 15 and the spring 16, a connecting head 7 is fixed at the upper end of the screw sleeve 6, the connecting groove 9 and the connecting groove 9 are both rectangular structures, the connecting groove 9 is in sleeved connection with the connecting head 7, the rectangular connecting groove 9 is stably connected with the connecting head 7, horizontal movement is not easy to occur after connection, a screw hole 8 is formed in the connecting head 7, the bottom end of the hand wheel 4 is provided with the connecting groove 9, a connecting bolt 10 is screwed in the middle position of the hand wheel 4, the bottom end of the connecting bolt 10 is fixed with a push rod 11, and the bottom end of the push rod 11 is contacted with the clamping columns 14, wherein the outer diameter of the push rod 11 is reduced from top to bottom in sequence, so that two clamping columns 14 can be pushed conveniently.

In this embodiment, the utility model discloses when using, if need maintain the screw thread part of valve rod 2, need not to take out valve rod 2 is whole, keep the connected state of pole core 5 and valve clack 3 in the valve rod 2, later go up spiral connecting bolt 10, make connecting bolt 10 and the 14 phase separations of card post, after the top that lacks ejector pin 11 pushes away, card post 14 resets through even piece 15 and spring 16, card post 14 and through-hole two 17 phase separations and the inside of retraction through-hole 13, then drive swivel nut 6 top spin through hand wheel 4, make swivel nut 6 and the 5 phase separations of pole core and follow the inside of stop valve body 1 take out, then carry out subsequent maintenance to swivel nut 6, and is simple and convenient for operation, be convenient for valve rod 2 daily maintenance, in addition, on the basis before, can further screw out connecting bolt 10 and make connecting bolt 10 and the 8 phase separations of screw, then relative swivel nut 6 goes up the hand wheel 4, make even head 7 and the phase separation of linking groove 9, can take off hand wheel 4 from swivel nut 6, further make things convenient for the dismouting of hand wheel 4, the result is better, the use, the content of effect is the detailed technical scheme, the content of this implementation is not explained in detail.

The utility model discloses an use flow and theory of operation: the utility model discloses when using, carry out flow size control to stop valve body 1 through hand wheel 4 and valve rod 2 and valve clack 3, this is current common general knowledge, this no longer explains, in the future, if need maintain the screw thread part of valve rod 2, need not to take out valve rod 2 is whole, keep the connected state of pole core 5 and valve clack 3 in the valve rod 2, later go up the rotary connecting bolt 10, make connecting bolt 10 and the 14 phase separations of calorie post, after the top that lacks push-up rod 11 pushes away, card post 14 resets through even piece 15 and spring 16, card post 14 and the inside of two 17 phase separations of through-hole retraction through-hole 13 of through-hole, drive swivel nut 6 top spin through hand wheel 4 after that, make swivel nut 6 and the 5 phase separations of pole core and take out from stop valve body 1's inside, then carry out subsequent maintenance processing to swivel nut 6, easy operation is convenient, be convenient for valve rod 2 maintenance, additionally, on the basis before, can further make connecting bolt 10 screw nut 10 screw out make connecting bolt 10 and screw 8, then pull out hand wheel 4 on relative swivel nut 6, make even head 7 and link 9, the daily maintenance of the recess of being convenient for taking out, the hand wheel 4, the effect is better from hand wheel 4, the next phase separations, the dismouting is more good use, the effect is taken out, the hand wheel 4.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a novel stop valve of formula of just tearing open, includes stop valve body (1), its characterized in that: the stop valve is characterized in that a valve clack (3) is arranged inside a stop valve body (1), a hand wheel (4) is arranged on the upper portion of the stop valve body (1), a valve rod (2) is arranged between the hand wheel (4) and the valve clack (3), the valve rod (2) comprises a rod core (5) and a screw sleeve (6), the bottom end of the rod core (5) is fixedly connected with the valve clack (3), the screw sleeve (6) is connected with the rod core (5) in a sleeved mode, the screw sleeve (6) is connected with the stop valve body (1) in a screwed mode, two through holes (17) are formed in two sides of the upper end of the screw sleeve (6), a groove (12) and a groove (12) are formed in the upper end of the rod core (5) and penetrate through the screw sleeve (6) upwards, a first through hole (13) is formed in two sides of the groove (12), a clamping column (14) is movably arranged in the inside of the first through hole (13), the clamping column (14) is connected with the second through hole (17) in a clamped mode, a connecting piece (15) is fixed on one side of the bottom end of the clamping column (14), a connecting piece (15) is arranged between the connecting piece (16), and two connecting ends (7) are connected with a screw hole connecting end of a spring (7) through a spring connecting piece (7), the bottom of hand wheel (4) has been seted up and has been linked groove (9), the intermediate position of hand wheel (4) closes connecting bolt (10) soon, the bottom mounting of connecting bolt (10) has ejector pin (11), just the bottom and the card post (14) of ejector pin (11) contact each other.

2. The novel stop valve of claim 1, characterized in that: the connecting head (7) and the connecting groove (9) are both rectangular structures, and the connecting groove (9) is connected with the connecting head (7) in a sleeved mode.

3. The novel stop valve of formula of just dismantling of claim 1, characterized in that: one end of the clamping column (14) is of a trapezoidal structure, four corners of the other end of the clamping column (14) are of a round corner structure, and the length of the clamping column (14) is greater than that of the first through hole (13).

4. The novel stop valve of claim 1, characterized in that: the first through hole (13) and the second through hole (17) are symmetrically distributed and are overlapped with each other.

5. The novel stop valve of claim 1, characterized in that: the outer diameter of the ejector rod (11) is reduced from top to bottom in sequence.

6. The novel stop valve of claim 1, characterized in that: the connecting piece (15) is perpendicular to the clamping column (14) in an L shape, and the connecting piece (15) is in contact with the inner wall of the groove (12) in an attaching mode.