CN217207840U

CN217207840U - Ball valve with good anti-freezing effect

Info

Publication number: CN217207840U
Application number: CN202220409839.0U
Authority: CN
Inventors: 邹正华; 蔡仁明
Original assignee: Wuxi Ganlu Valve Co ltd
Current assignee: Wuxi Ganlu Valve Co ltd
Priority date: 2022-02-28
Filing date: 2022-02-28
Publication date: 2022-08-16
Anticipated expiration: 2032-02-28

Abstract

The utility model discloses an effectual ball valve prevents frostbite, which comprises a valve body, the top fixedly connected with connecting seat of valve body, the top fixedly connected with casing of connecting seat, the bottom outer wall fixedly connected with bucket shape cover of casing, the solid fixed ring of fixedly connected with in the valve body, solid fixed ring's circumference inner wall fixedly connected with sealing ring is equipped with the spheroid in the sealing ring, the fixed grafting in spheroidal top has a connecting cylinder, and the activity is pegged graft in the connecting cylinder has square pointed rod, and the top movable sleeve of square pointed rod is equipped with the connecting rod, the top fixedly connected with worm wheel of connecting rod, it is connected with the worm to rotate between the both sides inner wall of casing. The utility model discloses a set up worm, worm wheel, vertical bevel gear and horizontal bevel gear in the casing to and adjust knob design down, avoided the rainwater to enter the control key of ball valve, thereby prevented that chilly weather from taking place the phenomenon that the ball valve freezes, so that the ball valve can normal operating.

Description

Effectual ball valve prevents frostbite

Technical Field

The utility model relates to a ball valve technical field especially relates to an effectual ball valve prevents frostbite.

Background

The ball valve is a widely used valve, and has the main characteristics of compact structure, high reliability, easy operation and maintenance, suitability for common working media such as water, solvent, natural gas and the like, suitability for media with severe working conditions, and suitability for being used as a switch valve or a cut-off valve.

At present, most of the existing ball valves have the following defects: when using the ball valve in chilly sleet weather, because the rainwater can infiltrate in the control key of ball valve, chilly weather can freeze it for operating personnel can not make the adjustment to the ball valve, influences the transport of product in the pipeline that the ball valve is connected, to sum up, current ball valve still can not agree with actual need well mostly.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a ball valve with good anti-freezing effect.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a ball valve with good anti-freezing effect comprises a valve body, wherein a connecting seat is fixedly connected to the top of the valve body, a shell is fixedly connected to the top of the connecting seat, a bucket-shaped cover is fixedly connected to the outer wall of the bottom of the shell, a fixing ring is fixedly connected to the inside of the valve body, a sealing ring is fixedly connected to the inner wall of the circumference of the fixing ring, a ball body is arranged in the sealing ring, a connecting cylinder is fixedly inserted and connected to the top of the ball body, a square pointed rod is movably inserted and connected in the connecting cylinder, a connecting rod is movably sleeved on the top of the square pointed rod, a worm wheel is fixedly connected to the top end of the connecting rod, a worm is rotatably connected between the inner walls of the two sides of the shell and meshed with the worm wheel, a longitudinal bevel gear is fixedly connected to one end of the worm, a movable rod is rotatably inserted and connected to the inner wall of the bottom of the shell, a transverse bevel gear is fixedly connected to the top end of the movable rod, an adjusting knob is fixedly connected to the bottom end of the transverse bevel gear and the longitudinal bevel gear, the adjusting knob is positioned in the bucket-shaped cover.

Further, the circumference inner wall fixedly connected with clamping ring of connecting seat, the circumference outer wall fixedly connected with fixed section of thick bamboo that the connecting rod is located the clamping ring below, the top fixedly connected with spacing ring in the valve body.

Furthermore, the connecting rod is sleeved with a spring on the outer wall of the circumference between the fixed cylinder and the limiting ring.

Furthermore, both sides of the valve body are fixedly connected with connecting pipes.

Furthermore, a sealing gasket is arranged between the valve body and the connecting pipe.

Furthermore, the inner wall of the circumference of the connecting pipe is fixedly connected with a heat-insulating cylinder.

Furthermore, the inner wall of the bottom of the valve body is fixedly connected with a supporting shaft, and the supporting shaft is rotatably inserted into the ball body.

The utility model has the advantages that:

1. the utility model discloses a set up worm, worm wheel, vertical bevel gear and horizontal bevel gear in the casing to and adjust knob design down, avoided the rainwater to enter the control key of ball valve, thereby prevented that chilly weather from taking place the phenomenon that the ball valve freezes, so that the ball valve can normal operating.

2. The utility model discloses a be equipped with the setting of back shaft in spheroidal below, the back shaft supports it when the spheroid rotates, promotes spheroid pivoted stability, and has reduced the wearing and tearing of ball valve, prolongs the life of ball valve.

3. The utility model discloses a top activity cover that the connecting cylinder internalization was pegged graft and is had square pointed head pole and square pointed head pole is equipped with the dismantlement that can make things convenient for the ball valve that sets up of connecting rod to be convenient for to the dismantlement of ball valve, convenient and fast.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of a ball valve with a good anti-freezing effect provided by the present invention;

fig. 2 is a schematic view of a partial cross-sectional structure of a ball valve with a good anti-freezing effect provided by the present invention;

fig. 3 is a schematic view of a partial section structure of a ball valve with a good anti-freezing effect provided by the present invention;

fig. 4 is the utility model provides a section structure schematic diagram of effectual ball valve prevents frostbite.

In the figure: 1. a valve body; 2. a connecting seat; 3. a housing; 4. a bucket shaped cover; 5. a fixing ring; 6. a seal ring; 7. a sphere; 8. a connecting cylinder; 9. a square pointed rod; 10. a connecting rod; 11. a worm gear; 12. a worm; 13. a longitudinal bevel gear; 14. a movable rod; 15. a transverse bevel gear; 16. adjusting a knob; 17. a fixed cylinder; 18. pressing a ring; 1801. a limiting ring; 19. a spring; 20. a connecting pipe; 21. a gasket; 22. a heat-preserving cylinder; 23. and supporting the shaft.

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.

Referring to fig. 1-4, a ball valve with good anti-freezing effect comprises a valve body 1, the top of the valve body 1 is connected with a connecting seat 2 through a flange, the top of the connecting seat 2 is fixed with a shell 3 through a bolt, the outer wall of the bottom of the shell 3 is fixed with a bucket-shaped cover 4 through a bolt, a fixing ring 5 is integrally formed in the valve body 1, a sealing ring 6 is integrally formed on the inner wall of the circumference of the fixing ring 5, a ball body 7 is arranged in the sealing ring 6, the sealing performance of the ball valve is improved by the matching use of the sealing ring 6 and the fixing ring 5, the water leakage of the ball valve is avoided, a connecting cylinder 8 is fixedly inserted at the top of the ball body 7, a square pointed rod 9 is movably inserted in the connecting cylinder 8, a connecting rod 10 is movably sleeved at the top of the square pointed rod 9, the top end of the connecting rod 10 is in key connection with a worm wheel 11, a worm 12 is rotatably connected between the inner walls at two sides of the shell 3, and the worm 12 is meshed with the worm wheel 11, one end key-type of worm 12 has vertical bevel gear 13, the bottom inner wall of casing 3 rotates to peg graft and has movable rod 14, the top key-type of movable rod 14 has horizontal bevel gear 15, horizontal bevel gear 15 and vertical bevel gear 13, the bottom of movable rod 14 is fixed with adjust knob 16 through the bolt, it drives horizontal bevel gear 15 and rotates to twist adjust knob 16, it rotates to drive worm 12 under the effect that horizontal bevel gear 15 and vertical bevel gear 13 mesh mutually, it rotates to drive connecting rod 10 under the effect that worm 12 and worm wheel 11 mesh mutually, thereby it rotates to drive square pointed rod 9, and then drive spheroid 7 and rotate, then open the ball valve, the liquid circulation, adjust knob 16 is located bucket shape cover 4.

The circumference inner wall integrated into one piece of connecting seat 2 has clamping ring 18, the circumference outer wall integrated into one piece that connecting rod 10 is located below clamping ring 18 has a fixed cylinder 17, the top integrated into one piece in valve body 1 has spacing ring 1801, the circumference outer wall of connecting rod 10 that is located between fixed cylinder 17 and spacing ring 1801 has cup jointed spring 19, the both sides of valve body 1 have connecting pipe 20 through the bolt fastening, connecting pipe 20 is convenient for the connection of valve body 1 and outside pipeline, be equipped with sealed pad 21 between valve body 1 and the connecting pipe 20, avoid seeping water between valve body 1 and the connecting pipe 20, the circumference inner wall of connecting pipe 20 bonds has a heat preservation cylinder 22, heat preservation cylinder 22 plays the heat preservation effect to the liquid in connecting pipe 20, avoid the liquid in connecting pipe 20 to be frozen because of outside air is cold, the bottom inner wall integrated into one piece of valve body 1 has back shaft 23, back shaft 23 rotates with spheroid 7 and pegs graft, spheroid 7 rotates on back shaft 23, thereby supporting the ball 7.

The working principle of the embodiment is as follows: when in use, firstly, the connecting pipe 20 is connected with an external pipeline, then the adjusting knob 16 is screwed to drive the transverse bevel gear 15 to rotate, the worm 12 is driven to rotate under the action of the meshing of the transverse bevel gear 15 and the longitudinal bevel gear 13, the connecting rod 10 is driven to rotate under the action of the meshing of the worm 12 and the worm wheel 11, so that the square pointed rod 9 is driven to rotate, and further the ball 7 is driven to rotate, so that the ball valve is opened, liquid flows, and the ball 7 is prevented from being frozen in cold weather by arranging the worm 12, the worm wheel 11, the longitudinal bevel gear 13 and the transverse bevel gear 15 in the shell 3 and arranging the adjusting knob 16 downwards, so that rainwater is prevented from entering a control key of the ball valve, and meanwhile, the ball 7 rotates on the supporting shaft 23, so that the ball 7 is supported, the rotating stability of the ball 7 is improved, and the heat preservation cylinder 22 plays a role in preserving heat for the liquid in the connecting pipe 20, thereby preventing the liquid in the connection tube 20 from being frozen.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

Claims

1. The ball valve with the good anti-freezing effect comprises a valve body (1) and is characterized in that a connecting seat (2) is fixedly connected to the top of the valve body (1), a shell (3) is fixedly connected to the top of the connecting seat (2), a bucket-shaped cover (4) is fixedly connected to the outer wall of the bottom of the shell (3), a fixing ring (5) is fixedly connected to the inner side of the valve body (1), a sealing ring (6) is fixedly connected to the inner wall of the circumference of the fixing ring (5), a ball body (7) is arranged in the sealing ring (6), a connecting cylinder (8) is fixedly inserted at the top of the ball body (7), a square pointed rod (9) is movably inserted in the connecting cylinder (8), a connecting rod (10) is movably sleeved at the top of the square pointed rod (9), a worm wheel (11) is fixedly connected to the top end of the connecting rod (10), and a worm (12) is rotatably connected between the inner walls of two sides of the shell (3), worm (12) and worm wheel (11) mesh mutually, the one end fixedly connected with longitudinal bevel gear (13) of worm (12), the bottom inner wall of casing (3) rotates and pegs graft and has movable rod (14), the top fixedly connected with horizontal bevel gear (15) of movable rod (14), horizontal bevel gear (15) and longitudinal bevel gear (13), the bottom fixedly connected with adjust knob (16) of movable rod (14), adjust knob (16) are located fill shape cover (4).

2. The ball valve with the good anti-freezing effect according to claim 1, characterized in that a compression ring (18) is fixedly connected to the inner circumferential wall of the connecting seat (2), a fixed cylinder (17) is fixedly connected to the outer circumferential wall of the connecting rod (10) below the compression ring (18), and a limit ring (1801) is fixedly connected to the top of the valve body (1).

3. The ball valve with good antifreezing effect as claimed in claim 2, wherein the spring (19) is sleeved on the outer circumferential wall of the connecting rod (10) between the fixed cylinder (17) and the limit ring (1801).

4. A ball valve with good anti-freezing effect according to claim 1, characterized in that the connecting pipe (20) is fixedly connected to both sides of the valve body (1).

5. A ball valve with good antifreezing effect according to claim 4, wherein a sealing gasket (21) is disposed between the valve body (1) and the connecting pipe (20).

6. The ball valve with good antifreezing effect as claimed in claim 4, wherein the connecting pipe (20) is fixedly connected with a heat-preserving cylinder (22) at the inner circumferential wall thereof.

7. The ball valve with good antifreezing effect as claimed in claim 1, wherein the inner wall of the bottom of the valve body (1) is fixedly connected with a support shaft (23), and the support shaft (23) is rotatably inserted into the ball body (7).