CN220505931U

CN220505931U - Floating ball valve

Info

Publication number: CN220505931U
Application number: CN202322143777.0U
Authority: CN
Inventors: 季克朝; 郑银锋; 张衡; 项张炎; 张恩丰; 张展博
Original assignee: Eurovalve Group Co ltd
Current assignee: Eurovalve Group Co ltd
Priority date: 2023-08-10
Filing date: 2023-08-10
Publication date: 2024-02-20
Anticipated expiration: 2033-08-10

Abstract

The utility model discloses a floating ball valve which comprises a valve body and a valve rod, wherein an inlet channel and an outlet channel are formed in two sides of the valve body, a first connecting disc is arranged at the top of the valve body, a sliding groove is formed in the top of the first connecting disc along the circumferential direction, a plurality of rotating shafts are connected in a sliding mode in the sliding groove, an elastic telescopic rod is arranged at the top of each rotating shaft, a second connecting disc is fixedly arranged at the movable end of the elastic telescopic rod, a handle is arranged on the second connecting disc, the top of the valve rod sequentially penetrates through the valve body and the first connecting disc, a plurality of connecting blocks are arranged at the bottom of the second connecting disc, a threaded hole is formed in each connecting block, a screw rod is connected in each threaded hole, a clamping portion is arranged at the top of the valve rod, a plurality of clamping grooves are formed in the outer side of the bottom of each clamping portion along the circumferential direction, the width of each clamping groove is matched with the diameter of each screw rod, and compared with the prior art, the operation that the handle is required to be pressed downwards and is not loosened is omitted, and the floating ball valve is more labor-saving.

Description

Floating ball valve

Technical Field

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

Background

The ball body of the floating ball valve is floating, and can generate certain displacement and be tightly pressed on the sealing surface of the outlet end under the action of medium pressure, so that the sealing of the outlet end is ensured. The floating ball valve has the main characteristics of compact structure, reliable sealing, simple structure and convenient maintenance, and the sealing surface and the spherical surface are in a normally closed state and are not easy to be eroded by the medium, so that the floating ball valve is suitable for common working mediums such as water, solvents, acid, natural gas and the like.

As the prior art, chinese patent CN217736323U proposes a floating ball valve, although solving the condition that the handle is accidentally rotated, in this technical scheme, under the condition that the handle is not loose to be pressed all the time, the handle is rotated to enable the connecting disc a, the cross clamping block and the connecting seat to drive the valve rod to rotate, and the operation is more laborious, in addition, when the installation ring is rotated, friction is generated between the installation ring and the inner wall of the valve body to cause abrasion, so that the interception effect of impurities can be affected.

Disclosure of Invention

The present utility model is directed to a floating ball valve that solves the problems noted in the background art above.

The utility model adopts the following technical scheme to solve the technical problems: the utility model provides a ball valve floats, includes valve body and valve rod, the both sides of valve body are equipped with inlet channel and outlet channel, the top of valve body is equipped with connection pad one, the spout has been seted up along circumference at the top of connection pad one, the inside sliding connection of spout has a plurality of pivot, and the top of every pivot is equipped with the elastic expansion pole, the expansion end of elastic expansion pole is fixed with connection pad two, be equipped with the handle on the connection pad two, valve body and connection pad one are passed in proper order at the top of valve rod, the bottom of connection pad two is equipped with a plurality of connecting block, and threaded hole has been seted up to every connecting block, and every threaded hole is connected with the screw rod, the top of valve rod is equipped with joint portion, the bottom outside of joint portion is equipped with a plurality of joint groove along circumference, the width of joint groove and the diameter looks adaptation of screw rod.

By adopting the technical scheme, when the valve body needs to be opened and closed, the second connecting disc is pressed downwards, the second connecting disc moves downwards to extrude the elastic telescopic rod, meanwhile, the connecting block and the screw rod are driven to move downwards, when the screw rod moves to the lower part of the clamping block, the screw rod is rotated to move towards the direction of the clamping groove and extend into the clamping groove, the second connecting disc and the connecting block are locked circumferentially, the second connecting disc is driven to rotate through the handle, the second connecting disc is driven to rotate, the valve rod is driven to rotate, the opening and closing operation of the valve body is realized, the connecting disc is released at the moment, even if the elastic telescopic rod generates upward thrust, the screw rod is limited to move upwards by the clamping groove, and therefore, the upward movement of the second connecting disc is avoided.

As a further optimization of the utility model, the outer end of the screw is provided with a knob, and the surface of the knob is provided with anti-skid patterns.

By adopting the technical scheme, the rotary knob is arranged to be convenient for rotate the screw rod, and the friction force to the rotary knob is increased by the anti-skid lines, so that the rotary screw rod is more labor-saving.

As a further optimization of the utility model, the inner wall of the inlet channel is provided with a mounting ring and an interception net, the mounting ring is obliquely arranged and forms an obtuse angle with the flowing direction of the medium, the valve body is provided with a collecting pipe below the filter screen, a collecting cavity is arranged in the collecting pipe, the collecting cavity is communicated with the inlet channel, and the bottom of the collecting pipe is provided with a sealing cover for opening or sealing the collecting cavity.

By adopting the technical scheme, the installation ring is arranged to be inclined, so that impurities on the interception net can move downwards and enter the collection cavity of the collection pipe to be collected, and finally, the impurities can be discharged through opening the sealing cover, so that the rotation operation of the installation ring is omitted relative to the prior art, and the abrasion between the installation ring and the inner wall of the valve body is avoided.

As a further optimization of the utility model, the inner wall of the lower part of the collecting pipe is provided with an inner thread, and the sealing cover is provided with an outer thread and is in threaded connection with the collecting pipe.

As a further refinement of the utility model, a non-return plate is provided on the side wall of the collecting chamber, said non-return plate being arranged obliquely towards the lower side.

By adopting the technical scheme, when impurities enter the bottom sediment of the collecting cavity, the non-return plate is arranged to prevent the impurities from flowing back.

As a further optimization of the utility model, the top of the clamping groove is in a circular arc shape.

By adopting the technical scheme, the abrasion between the clamping groove and the screw rod is reduced.

As a further optimization of the utility model, a handle is arranged at the bottom of the sealing cover, and the middle of the handle is hollowed out.

The beneficial effects of the utility model are as follows: when the valve body needs to be opened and closed, the second connecting disc is pressed downwards, the elastic telescopic rod is extruded by the second connecting disc in a downward moving mode, meanwhile, the connecting block and the screw rod are driven to move downwards, when the screw rod moves to the lower side of the clamping block, the screw rod is rotated, the screw rod moves towards the direction of the clamping groove and stretches into the clamping groove, the second connecting disc and the connecting block are locked in the circumferential direction, the second connecting disc is driven to rotate through the handle, so that the second connecting disc is driven to rotate, the valve rod is driven to rotate, the opening and closing operation of the valve body is achieved, the connecting disc is released at the moment, even if the elastic telescopic rod generates upward thrust, the screw rod is limited by the clamping groove to move upwards, and therefore the upward movement of the second connecting disc is avoided, and compared with the prior art, the operation that a handle is not loosened by being pressed downwards all the time is omitted, and labor is saved;

set up the collar into the slope setting for the impurity on the interception net can be moved down and get into the collection intracavity of collecting pipe and collect, can discharge through opening the closing cap at last, for prior art, removed the rotation operation of collar from, thereby avoided wearing and tearing between collar and the valve body inner wall.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a partial cross-sectional structure in the present utility model;

FIG. 3 is an enlarged schematic view A of FIG. 1;

fig. 4 is a schematic top view of a first connection disc according to the present utility model.

The meaning of the reference numerals in the figures: 1. a valve body; 11. an inlet channel; 12. an outlet channel; 13. a valve stem; 14. a first connecting disc; 141. a chute; 142. a rotating shaft; 15. an elastic telescopic rod; 16. a second connecting disc; 17. a handle; 18. a mounting ring; 19. an interception net; 2. a clamping part; 21. a clamping groove; 3. a connecting block; 31. a threaded hole; 4. a screw; 5. a knob; 6. a collection pipe; 61. a collection chamber; 7. a cover; 71. a handle; 8. and a check plate.

Detailed Description

The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and modifications to the present embodiment, which may not creatively contribute to the present utility model as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present utility model.

Referring to fig. 1-3, the embodiment of the present disclosure further provides: the floating ball valve comprises a valve body 1 and a valve rod 13, wherein an inlet channel 11 and an outlet channel 12 are formed in two sides of the valve body 1, a first connecting disc 14 is arranged at the top of the valve body 1, a sliding groove 141 is formed in the top of the first connecting disc 14 along the circumferential direction, a plurality of rotating shafts 142 are connected in a sliding manner in the sliding groove 141, an elastic telescopic rod 15 is arranged at the top of each rotating shaft 142, a second connecting disc 16 is fixed at the movable end of the elastic telescopic rod 15, and a handle 17 is arranged on the second connecting disc 16;

the top of valve rod 13 passes valve body 1 and connection pad one 14 in proper order, the bottom of connection pad two 16 is equipped with a plurality of connecting block 3, screw hole 31 has been seted up to every connecting block 3, be connected with screw rod 4 in every screw hole 31, the top of valve rod 13 is equipped with joint portion 2, the bottom outside of joint portion 2 is equipped with a plurality of joint groove 21 along circumference, the width of joint groove 21 and the diameter looks adaptation of screw rod 4, further, the outer end of screw rod 4 is equipped with knob 5, the surface of knob 5 is equipped with anti-skidding line, set up knob 5 can be convenient for carry out rotatory operation to screw rod 4, set up anti-skidding line and increase the frictional force to knob 5, it is more laborsaving, the top of joint groove 21 is established to be convex, reduce the wearing and tearing between joint groove 21 and the screw rod 4;

the inner wall of import passageway 11 is equipped with collar 18 and interception net 19, the collar 18 slope sets up and is the obtuse angle with the contained angle between the flow direction of medium, valve body 1 is equipped with collecting pipe 6 in the below of filter screen, be equipped with collecting chamber 61 in the collecting pipe 6, collecting chamber 61 is linked together with import passageway 11, the bottom of collecting pipe 6 is equipped with the closing cap 7 that is used for opening or seals collecting chamber 61, specifically, the below inner wall of collecting pipe 6 is equipped with the internal thread, closing cap 7 is equipped with the external screw thread and with collecting pipe 6 threaded connection, further, be equipped with check plate 8 on the lateral wall of collecting chamber 61, check plate 8 slope sets up towards the below, when the bottom that the impurity got into collecting chamber 61 deposits, set up check plate 8 and can prevent impurity backward flow, the bottom of closing cap 7 is equipped with handle 71, the fretwork sets up in the middle of handle 71.

The principle of the utility model is as follows: when the valve body 1 needs to be opened and closed, the second connecting disc 16 is pressed downwards, the second connecting disc 16 moves downwards to extrude the elastic telescopic rod 15, meanwhile, the connecting block 3 and the screw 4 are driven to move downwards, when the screw 4 moves below the clamping block, the screw 4 is driven to rotate by rotating the knob 5, the screw 4 moves towards the direction of the clamping groove 21 and stretches into the clamping groove 21, the second connecting disc 16 and the connecting block 3 are locked circumferentially, the second connecting disc 16 is driven to rotate by the handle 17, so that the second connecting disc 16 rotates to drive the connecting block 3 to rotate, the valve rod 13 is driven to rotate, the opening and closing operation of the valve body 1 is realized, at the moment, the connecting disc is released, and even if the elastic telescopic rod 15 generates upward thrust, the clamping groove 21 limits the screw 4 to move upwards, so that the second connecting disc 16 is prevented from moving upwards, and compared with the prior art, the operation that the handle 17 is not loosened is avoided to be pressed downwards;

when the valve body 1 is not required to be opened or closed, the screw 4 is reversely rotated to unlock the second connecting disc 16 from the connecting block 3, the elastic telescopic rod 15 generates upward thrust, the second connecting disc 16 moves upwards, and at the moment, the handle 17 is accidentally rotated, so that the rotation of the valve rod 13 is not influenced;

setting up collar 18 to the slope setting for impurity on the interception net 19 can remove down and get into collection chamber 61 internal collection of collecting pipe 6, when impurity gets into the bottom sediment in collection chamber 61, sets up check plate 8 and can prevent impurity backward flow, drives closing cap 7 through handle 71 and rotates and open, discharges impurity at last, for prior art, has removed collar 18's rotation operation from, thereby has avoided wearing and tearing between collar 18 and the valve body 1 inner wall.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.

Claims

1. The utility model provides a ball valve floats, includes valve body (1) and valve rod (13), the both sides of valve body (1) are equipped with import passageway (11) and export passageway (12), the top of valve body (1) is equipped with connection pad one (14), screw hole (31) are seted up along circumference to the top of connection pad one (14), the inside sliding connection of spout (141) has a plurality of pivot (142), and the top of every pivot (142) is equipped with elastic expansion rod (15), the expansion end of elastic expansion rod (15) is fixed with connection pad two (16), be equipped with handle (17) on connection pad two (16), the top of valve rod (13) passes valve body (1) and connection pad one (14) in proper order, a serial communication port two (16)'s bottom is equipped with a plurality of connecting block (3), and screw hole (31) are seted up to every connecting block (3), the inside of screw hole (31) is equipped with joint portion (2), the bottom outside of joint portion (2) is equipped with circumference joint groove (21), the diameter (21) looks adaptation groove of a plurality of joint portion (21).

2. A floating ball valve according to claim 1, characterized in that the outer end of the screw (4) is provided with a knob (5), the surface of the knob (5) being provided with anti-slip threads.

3. A floating ball valve according to claim 1, characterized in that the inner wall of the inlet channel (11) is provided with a mounting ring (18) and an interception net (19), the mounting ring (18) is obliquely arranged and forms an obtuse angle with the included angle between the flowing direction of the medium, the valve body (1) is provided with a collecting pipe (6) below the filter screen, a collecting cavity (61) is arranged in the collecting pipe (6), the collecting cavity (61) is communicated with the inlet channel (11), and the bottom of the collecting pipe (6) is provided with a sealing cover (7) for opening or sealing the collecting cavity (61).

4. A float ball valve according to claim 3, characterized in that the inner wall of the lower part of the collecting pipe (6) is provided with an internal thread, and the cover (7) is provided with an external thread and is screwed with the collecting pipe (6).

5. A float ball valve according to claim 3 or 4, characterized in that the side wall of the collecting chamber (61) is provided with a non-return plate (8), said non-return plate (8) being arranged obliquely downwards.

6. A floating ball valve according to claim 2, characterized in that the top of the clamping groove (21) is provided with a circular arc shape.

7. The floating ball valve according to claim 4, wherein a handle (71) is arranged at the bottom of the sealing cover (7), and the handle (71) is hollowed out in the middle.