CN219198306U

CN219198306U - Ball valve capable of adjusting stability

Info

Publication number: CN219198306U
Application number: CN202223077248.7U
Authority: CN
Inventors: 刘建东
Original assignee: Beijing Yichuang Chaoda Technology Group Co ltd
Current assignee: Beijing Yichuang Chaoda Technology Group Co ltd
Priority date: 2022-11-18
Filing date: 2022-11-18
Publication date: 2023-06-16
Anticipated expiration: 2032-11-18

Abstract

The utility model relates to the technical field of ball valves, and discloses an adjustable and stable ball valve, wherein flanges are integrally formed on two sides of a valve body, a plurality of through holes are formed in the flanges, a fixed seat is fixed on the top of the valve body, a valve rod is rotatably connected in the fixed seat, a driven gear is fixed on the top of the valve rod, and a supporting rod is fixed on the top of the fixed seat; according to the utility model, the flow of the ball valve can be stably and accurately regulated through the smaller driving gear and the larger driven gear, the situation that the force is too large or too small can be prevented from occurring by rotating the hand wheel, the hand wheel can be limited and positioned through the positioning rod and the positioning disc during switching, the problem that the normal flow is influenced by the false touch of a worker is avoided, the problem that the hand force of the worker is easily too large or too small when the flow of the ball valve is regulated by the currently used ball valve, the hand wheel cannot be positioned, and the false touch is easy to occur during operation is solved.

Description

Ball valve capable of adjusting stability

Technical Field

The utility model relates to the technical field of ball valves, in particular to a ball valve capable of adjusting stability.

Background

The ball valve and flange gate valve are the same type of valve, and the difference is that its closing member is a ball body, and the ball body can be rotated around the central line of valve body to make it open and close. The ball valve switch is portable, small in size, capable of being made into a large caliber, reliable in sealing, simple in structure and convenient to maintain, and the sealing surface and the spherical surface are in a normally closed state and are not easy to be eroded by a medium, so that the ball valve switch is widely applied to various industries.

The ball valve that uses at present all adopts handle or hand wheel to directly open and close, and staff's hand strength is too big or undersize easily when the flow of adjustment ball valve, when the staff needs the flow of accurate regulation ball valve, because there is frictional force between valve clack and the valve body, so the staff needs the tight strength control of arm, and the adjustment is very troublesome to can't fix a position the hand wheel, the condition of touching by mistake appears easily when the operation, influences the flow of ball valve.

Disclosure of Invention

The utility model aims to provide the ball valve with stable adjustment, which not only can stably and accurately adjust the flow of the ball valve, but also can limit and position the hand wheel during opening and closing, thereby avoiding the false touch of staff.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an adjust stable ball valve, includes the valve body, the equal integrated into one piece in both sides of valve body has the ring flange, a plurality of through-holes have been seted up to the inside of ring flange, the top of valve body is fixed with the fixing base, the inside rotation of fixing base is connected with the valve rod, the top of valve rod is fixed with driven gear, the top of fixing base is fixed with the bracing piece, the top of bracing piece is fixed with the rotation cover, the inside rotation of rotation cover is connected with the column spinner, the inboard of column spinner is fixed with the driving gear, the driving gear is connected with driven gear meshing, the outside of column spinner is fixed with the hand wheel, the outside of rotation cover is fixed with the positioning disk, the inboard of hand wheel is fixed with a plurality of connecting rods, be fixed with limit structure between connecting rod and the positioning disk.

Preferably, the limit structure comprises a guide pillar, the guide pillar is fixed on the inner side of the connecting rod, the surface of the guide pillar is connected with a moving block in a sliding manner, a positioning rod is fixed on the inner side of the moving block, the positioning rod is movably connected with a positioning disc, and a spring is sleeved on the surface of the guide pillar.

Preferably, the outside rotation of movable block is connected with rotatory piece, rotatory piece adopts rubber material to make.

Preferably, a reinforcing seat is fixed at the bottom of the supporting rod, and the reinforcing seat adopts a conical design.

Preferably, the diameter of the driving gear is smaller than that of the driven gear, and the driving gear and the driven gear are arranged at right angles.

Preferably, a sealing gasket is bonded on the outer side of the flange plate, and the sealing gasket is made of silica gel.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the flow of the ball valve can be stably and accurately regulated through the smaller driving gear and the larger driven gear, the situation that the force is too large or too small can be prevented from occurring by rotating the hand wheel, the hand wheel can be limited and positioned through the positioning rod and the positioning disc during switching, the problem that the normal flow is influenced by the false touch of a worker is avoided, the problem that the hand force of the worker is easily too large or too small when the flow of the ball valve is regulated by the currently used ball valve, the hand wheel cannot be positioned, and the false touch is easy to occur during operation is solved.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of a partial perspective structure of the present utility model;

FIG. 3 is a schematic view of a partial perspective structure of the present utility model;

fig. 4 is an enlarged view of a portion of fig. 3 a in accordance with the present utility model.

In the figure: 1. a valve body; 2. a flange plate; 3. a through hole; 4. a fixing seat; 5. a valve stem; 6. a driven gear; 7. a support rod; 8. a rotating sleeve; 9. a spin column; 10. a drive gear; 11. a hand wheel; 12. a positioning plate; 13. a connecting rod; 14. a limit structure; 141. a guide post; 142. a moving block; 143. a positioning rod; 144. a spring; 15. a rotating block; 16. a reinforcing seat; 17. and a sealing gasket.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, an adjustable ball valve comprises a valve body 1, wherein flanges 2 are integrally formed on two sides of the valve body 1, a plurality of through holes 3 are formed in the flanges 2, a fixed seat 4 is fixed on the top of the valve body 1, a valve rod 5 is rotatably connected in the fixed seat 4, a driven gear 6 is fixed on the top of the valve rod 5, a supporting rod 7 is fixed on the top of the fixed seat 4, a rotating sleeve 8 is fixed on the top of the supporting rod 7, a rotating column 9 is rotatably connected in the rotating sleeve 8, a driving gear 10 is fixed on the inner side of the rotating column 9, the driving gear 10 is in meshed connection with the driven gear 6, a hand wheel 11 is fixed on the outer side of the rotating column 9, a positioning disc 12 is fixed on the outer side of the rotating sleeve 8, a plurality of connecting rods 13 are fixed on the inner side of the hand wheel 11, and a limiting structure 14 is fixed between the connecting rods 13 and the positioning disc 12; the ball valve can stably and accurately adjust the flow of the ball valve through the small driving gear 10 matched with the large driven gear 6, the hand wheel 11 is rotated to prevent the condition that the force is overlarge or is overlarge, the positioning rod 143 is matched with the positioning disc 12 to limit and position the hand wheel 11 when the ball valve is opened or closed, the problem that the normal flow is influenced by the false touch of a worker is solved, the problem that the hand force of the worker is easily overlarge or is overlarge when the flow of the ball valve is adjusted by the ball valve used at present, the hand wheel 11 cannot be positioned, and the false touch is easy to occur during operation is solved.

The limit structure 14 comprises a guide pillar 141, the guide pillar 141 is fixed on the inner side of the connecting rod 13, the surface of the guide pillar 141 is slidably connected with a moving block 142, the inner side of the moving block 142 is fixedly provided with a positioning rod 143, the positioning rod 143 is movably connected with a positioning disc 12, a spring 144 is sleeved on the surface of the guide pillar 141, the positioning rod 143 is matched with the positioning disc 12 to lock the hand wheel 11, the hand wheel 11 is limited and positioned during switching, the situation of false touch is avoided, the outer side of the moving block 142 is rotationally connected with a rotating block 15, the rotating block 15 is made of rubber materials, the rubber materials can increase the rotating friction force, slipping is prevented when the hand wheel 11 is rotated, and the valve body 1 is conveniently opened and closed by workers.

The bottom of bracing piece 7 is fixed with the reinforcing seat 16, and the reinforcing seat 16 adopts the toper design, and reinforcing seat 16 has improved the intensity of bracing piece 7, avoids bracing piece 7 rupture.

The diameter of the driving gear 10 is smaller than that of the driven gear 6, the driving gear 10 and the driven gear 6 are arranged at right angles, the smaller driving gear 10 is matched with the larger driven gear 6 to stably drive the valve rod 5 to rotate, and the flow of the ball valve is accurately regulated.

The outside of ring flange 2 bonds there is sealed pad 17, and sealed pad 17 is the silica gel material, and sealed pad 17 can improve the leakproofness of connection, increases the stability of connection, prevents the condition of leaking.

Working principle: when fixed connection, the staff passes through hole 3 and ring flange 2 with valve body 1 fixed in the pipeline, sealing pad 17 can improve the leakproofness of connection, increase the stability of connection, prevent the condition of leakage, when adjusting the flow of valve body 1, the staff holds in the palm rotatory piece 15 and pulls to the outside, rotatory piece 15 adopts the rubber material can increase rotatory frictional force, prevent to skid when rotating hand wheel 11, make things convenient for the staff to open and close valve body 1, rotatory piece 15 drives movable block 142 extrusion spring 144, movable block 142 drives locating lever 143 simultaneously and breaks away from positioning disk 12, then direct rotation hand wheel 11, the flow of accurate adjustment ball valve can be stabilized to the great driven gear 6 of less driving gear 10 cooperation, loosen rotatory piece 15 after the adjustment, the locating lever 143 is rebounded under the effect of spring 144 and is fixed hand wheel 11 again, avoid the staff to touch the normal flow size by mistake.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An adjustable stable ball valve comprising a valve body (1), characterized in that: the utility model discloses a valve body, including valve body (1), rotary column (9), driving gear (10) are connected in the inside of rotary column (9), driving gear (10) and driven gear (6) meshing connection, the outside of rotary column (9) is fixed with hand wheel (11), the outside of rotary column (8) is fixed with positioning disk (12), the inside of hand wheel (11) is fixed with a plurality of connecting rods (13), be fixed with bracing piece (7) at the top of fixing base (4), the top of bracing piece (7) is fixed with rotation cover (8), the inside rotation of rotation cover (8) is connected with column spinner (9), the inboard of column spinner (9) is fixed with driving gear (10), driving gear (10) and driven gear (6) meshing connection, the outside of rotation cover (8) is fixed with positioning disk (12).

2. The stability-regulating ball valve of claim 1 wherein: the limiting structure (14) comprises a guide pillar (141), the guide pillar (141) is fixed on the inner side of the connecting rod (13), a moving block (142) is connected to the surface of the guide pillar (141) in a sliding mode, a positioning rod (143) is fixed on the inner side of the moving block (142), the positioning rod (143) is movably connected with the positioning disc (12), and a spring (144) is sleeved on the surface of the guide pillar (141).

3. An adjustable stability ball valve as defined in claim 2 wherein: the outside rotation of movable block (142) is connected with rotatory piece (15), rotatory piece (15) adopt rubber material to make.

4. The stability-regulating ball valve of claim 1 wherein: the bottom of the supporting rod (7) is fixedly provided with a reinforcing seat (16), and the reinforcing seat (16) adopts a conical design.

5. The stability-regulating ball valve of claim 1 wherein: the diameter of the driving gear (10) is smaller than that of the driven gear (6), and the driving gear (10) and the driven gear (6) are arranged at right angles.

6. The stability-regulating ball valve of claim 1 wherein: the outer side of the flange plate (2) is adhered with a sealing gasket (17), and the sealing gasket (17) is made of silica gel.