CN212251364U

CN212251364U - Ceramic valve structure stabilizing device

Info

Publication number: CN212251364U
Application number: CN202020524845.1U
Authority: CN
Inventors: 虞振道; 虞文辉; 林童
Original assignee: Ya Ya Valve Co ltd
Current assignee: Ya Ya Valve Co ltd
Priority date: 2020-04-11
Filing date: 2020-04-11
Publication date: 2020-12-29
Anticipated expiration: 2030-04-11

Abstract

The utility model discloses a ceramic valve structure securing device, which comprises a valve body, multiunit screw fixedly connected with valve gap is passed through at the top of valve body, the top fixedly connected with of valve gap connects the neck, the top threaded connection who connects the neck has packing gland, packing gland's side fixedly connected with flange ring, packing gland's top fixedly connected with hexagonal fixed block, the side fixedly connected with support frame of connecting the neck, the solid fixed ring of top fixedly connected with of support frame, the open slot has been seted up to solid fixed ring's upper surface, the interior bottom of open slot is provided with the rolling element. The utility model discloses, through to hand wheel and solid fixed ring between swing joint, fixed connection between solid fixed ring and the valve rod, the center that can guarantee hand wheel, solid fixed ring and valve rod all is located same straight line, can not produce the tipping moment to the valve rod in rotatory hand wheel, causes the valve rod to produce the bending, produces the influence to the valve structure steadiness.

Description

Ceramic valve structure stabilizing device

Technical Field

The utility model relates to the technical field of valves, especially, relate to a ceramic valve structure securing device.

Background

The valve commonly used in various industries in China is a metal valve, the use of the metal valve has been for hundreds of years, although the metal valve is limited by the properties of metal materials through the improvement of structures and materials, the metal valve cannot adapt to the requirements of severe working conditions such as higher and higher abrasion, strong corrosion and the like, the metal valve is mainly characterized in that the service life is short, the leakage seriously affects the stability of system operation, the traditional metal valve urgently needs to be completely reformed from the aspects of materials, design, manufacturing process and the like, the application of ceramic materials to the industrial valve is a great container and beneficial innovation, the defects of the metal materials can be obviously overcome, and the corrosion resistance and the abrasion resistance of the valve are improved.

Connection structure is simple between traditional valve rod and the hand wheel, needs the structural strength who increases the raft board to high pressure valve, makes the valve rod produce deformation easily during the rotation, influences valve structure's firm.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a ceramic valve structure stabilizing device.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a ceramic valve structure stabilizing device comprises a valve body, the top of the valve body is fixedly connected with a valve cover through a plurality of groups of screws, the top of the valve cover is fixedly connected with a connecting neck, the top of the connecting neck is in threaded connection with a packing gland, the side surface of the packing gland is fixedly connected with a flange ring, the top of the packing gland is fixedly connected with a hexagonal fixed block, the side surface of the connecting neck is fixedly connected with a supporting frame, the top of the supporting frame is fixedly connected with a fixing ring, an open slot is arranged on the upper surface of the fixing ring, a rolling body is arranged at the bottom in the open slot, a sliding block is movably connected inside the open slot and above the rolling body, a hand wheel is fixedly connected at the top of the sliding block, the inside swing joint of valve body has the valve rod, the top of valve rod runs through valve gap, connecting neck, packing gland, solid fixed ring and hand wheel fixedly connected with top cap.

As a further description of the above technical solution:

the inside fixedly connected with packing of connecting the neck, the bottom of packing gland contacts with the top of packing.

As a further description of the above technical solution:

the top of top cap sets up to arc, the material of top cap adopts the plastics material.

As a further description of the above technical solution:

the number of the support frames is two, and the two support frames are symmetrically distributed.

As a further description of the above technical solution:

the hand wheel is in threaded connection with the valve rod, and a sealing ring is arranged between the upper portion of the valve body and the valve cover.

As a further description of the above technical solution:

the hand wheel consists of an inner ring and an outer ring, and the inner ring and the outer ring are fixedly connected through a plurality of groups of connecting rods.

As a further description of the above technical solution:

the shapes of the open slot and the slide block are both circular rings, and the shapes of the cross sections of the open slot and the slide block are both stepped.

The utility model discloses following beneficial effect has:

1. compared with the prior art, this ceramic valve structure securing device, through hand wheel and solid fixed ring between swing joint, solid fixed ring and valve rod between the fixed ring fixed connection, can guarantee that the center of hand wheel, solid fixed ring and valve rod all is located same straight line, can not produce the moment of tilt to the valve rod when rotatory hand wheel, cause the valve rod to produce the bending, exert an influence to the valve structure steadiness.

2. Compared with the prior art, this ceramic valve structure securing device through be provided with the rolling element between slider and spout, can reduce the hand wheel when rotatory and solid fixed ring between the friction, increase the life of valve.

Drawings

Fig. 1 is a schematic view of the overall structure of a ceramic valve structure securing device according to the present invention;

fig. 2 is an enlarged view of a point a in fig. 1 according to the present invention;

fig. 3 is a top view of the ceramic valve structure securing device provided by the present invention.

Illustration of the drawings:

1. a valve body; 2. a top cover; 3. a valve cover; 4. a seal ring; 5. a connecting neck; 6. packing gland; 7. a flange ring; 8. a hexagonal fixing block; 9. a support frame; 10. a fixing ring; 11. an open slot; 12. a rolling body; 13. a slider; 14. a hand wheel; 15. a valve stem.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the utility model provides a pair of ceramic valve structure securing device: the valve comprises a valve body 1, a valve cover 3 is fixedly connected to the top of the valve body 1 through a plurality of groups of screws, a connecting neck 5 is fixedly connected to the top of the valve cover 3, a packing gland 6 is connected to the top of the connecting neck 5 in a threaded manner and used for limiting the position of a packing and ensuring the connection tightness of a valve rod 15, a flange ring 7 is fixedly connected to the side surface of the packing gland 6, a hexagonal fixing block 8 is fixedly connected to the top of the packing gland 6, the packing gland 6 is conveniently disassembled and assembled by using a wrench, a supporting frame 9 is fixedly connected to the side surface of the connecting neck 5, the supporting frame 9 is used for fixing the position of a fixing ring 10, the fixing ring 10 is fixedly connected to the top of the supporting frame 9, an open slot 11 is formed in the upper surface of the fixing ring 10, a rolling body 12 is arranged at the, the top fixedly connected with hand wheel 14 of slider 13, the inside swing joint of valve body 1 has valve rod 15, and valve gap 3, connecting neck 5, packing gland 6, solid fixed ring 10 and hand wheel 14 fixedly connected with top cap 2 are run through to the top of valve rod 15, can guarantee that the central line of valve gap 3, connecting neck 5, packing gland 6, solid fixed ring 10 and hand wheel 14 is on the same straight line.

Connect the inside fixedly connected with packing of neck 5, the bottom of packing gland 6 and the top contact of packing, the top of top cap 2 sets up to arc, the material of top cap 2 adopts the plastics material, top cap 2's effect is that protection valve rod 15 can not receive the striking damage, the quantity of support frame 9 is two, two support frame 9 symmetric distributions, threaded connection between hand wheel 14 and the valve rod 15, be provided with sealing washer 4 between valve body 1 top and the valve gap 3, increase the leakproofness at connection position, hand wheel 14 comprises inner ring circle and outer ring circle, and through multiunit connecting rod fixed connection between inner ring circle and the outer ring circle, conveniently rotate hand wheel 14, open slot 11 all sets up to the ring shape with slider 13's shape, open slot 11 all sets up to the echelonment with slider 13's cross sectional shape.

The working principle is as follows: during the use, when the hand wheel 14 is rotated, because the slider 13 is located inside the open slot 11, the linear motion of the slider 13 is limited, only the rotary motion of the hand wheel 14 can be realized, the hand wheel 14 can be ensured not to have the moment of the inclination direction to the valve rod 15, thereby the valve rod 15 can not incline, the threaded connection between the valve rod 15 and the hand wheel 14 is realized, the control valve rod 15 can be controlled to move up and down by rotating the hand wheel 14, the opening and closing of the control valve is realized, and the friction between the slider 13 and the open slot 11 can be reduced because the rolling body 12 structure is arranged between the bottom of the slider 13 and the open slot 11 when the hand wheel 14 is rotated.

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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a ceramic valve structure securing device, includes valve body (1), its characterized in that: the valve comprises a valve body (1), a valve cover (3) fixedly connected with multiple groups of screws is arranged at the top of the valve body (1), a connecting neck (5) is fixedly connected with the top of the valve cover (3), a packing gland (6) is connected with the top of the connecting neck (5) through threads, a flange ring (7) is fixedly connected with the side of the packing gland (6), a hexagonal fixed block (8) is fixedly connected with the top of the packing gland (6), a supporting frame (9) is fixedly connected with the side of the connecting neck (5), a fixed ring (10) is fixedly connected with the top of the supporting frame (9), an open slot (11) is formed in the upper surface of the fixed ring (10), a rolling body (12) is arranged at the inner bottom of the open slot (11), a sliding block (13) is movably connected with the inside of the open slot (11) and is positioned above the, the valve body (1) is internally and movably connected with a valve rod (15), and the top of the valve rod (15) penetrates through the valve cover (3), the connecting neck (5), the packing gland (6), the fixing ring (10) and the hand wheel (14) and is fixedly connected with the top cover (2).

2. A ceramic valve structural stabilizing device as claimed in claim 1, wherein: the inside fixedly connected with packing of connecting neck (5), the top contact of the bottom and the packing of packing gland (6).

3. A ceramic valve structural stabilizing device as claimed in claim 1, wherein: the top of the top cover (2) is arc-shaped, and the top cover (2) is made of plastic.

4. A ceramic valve structural stabilizing device as claimed in claim 1, wherein: the number of the support frames (9) is two, and the two support frames (9) are symmetrically distributed.

5. A ceramic valve structural stabilizing device as claimed in claim 1, wherein: threaded connection between hand wheel (14) and valve rod (15), be provided with sealing washer (4) between valve body (1) top and valve gap (3).

6. A ceramic valve structural stabilizing device as claimed in claim 1, wherein: the hand wheel (14) consists of an inner ring and an outer ring, and the inner ring and the outer ring are fixedly connected through a plurality of groups of connecting rods.

7. A ceramic valve structural stabilizing device as claimed in claim 1, wherein: the shapes of the open slot (11) and the slide block (13) are both circular rings, and the cross sections of the open slot (11) and the slide block (13) are both in a step shape.