CN209743646U - Anti-static structure of ball valve - Google Patents
Anti-static structure of ball valve Download PDFInfo
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- CN209743646U CN209743646U CN201920315973.2U CN201920315973U CN209743646U CN 209743646 U CN209743646 U CN 209743646U CN 201920315973 U CN201920315973 U CN 201920315973U CN 209743646 U CN209743646 U CN 209743646U
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Abstract
The utility model discloses a ball valve prevent static structure, including the valve body shell, the spheroid has been inlayed to the inside of valve body shell, fluid passage has been seted up to spheroidal inside, the top of valve body shell is connected with the valve rod, the bottom of valve rod is embedded into to the inside of valve body shell, and the bottom fixed mounting of valve rod has a linking piece, linking piece embedding to spheroidal inside, and the both sides surface that links up the piece has all seted up the mounting groove, it supports tight mechanism to be connected with between piece and the spheroid to link up, support tight mechanism and set up in the inside of mounting groove, be connected with guiding mechanism between valve rod and the valve body shell, support tight mechanism and comprise metalwork, spring housing, dead lever, movable rod, activity chamber and spacing block. A ball valve prevent static structure, can make between conducting structure and valve rod and the spheroid be connected inseparabler, and can accelerate the speed of ball valve static direction.
Description
Technical Field
The utility model relates to a ball valve field, in particular to antistatic structure of ball valve.
Background
The opening and closing piece of the ball valve is driven by a valve rod, and the valve which rotates around the axis of the ball valve can also be used for regulating and controlling fluid, wherein a V-shaped ball core of the hard-seal V-shaped ball valve and a metal valve seat of surfacing hard alloy have strong shearing force, so the multi-way ball valve is particularly suitable for media containing fibers, tiny solid particles and the like, and the multi-way ball valve can flexibly control the confluence, the diversion and the flow direction switching of the media on a pipeline and can close any channel to connect the other two channels; when the anti-static structure of the existing ball valve is used, the connection between the conductive structure and the valve rod and the ball body is not tight enough, and the static guiding speed of the ball valve is not fast.
SUMMERY OF THE UTILITY MODEL
the utility model discloses a main aim at provides a ball valve prevent static structure, can effectively solve among the background art conductive structure and valve rod and spheroid be connected between not inseparable enough and the not problem of the speed of ball valve static direction.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
The utility model provides an antistatic structure of ball valve, includes the valve body shell, the spheroid has been inlayed in the inside of valve body shell, fluid passage has been seted up to spheroidal inside, the top of valve body shell is connected with the valve rod, the bottom of valve rod is embedded into the inside of valve body shell, and the bottom fixed mounting of valve rod has a linking piece, linking piece embedding to spheroidal inside, and the both sides surface that links up the piece has all seted up the mounting groove, it supports tight mechanism to be connected with between piece and the spheroid, support tight mechanism and set up in the inside of mounting groove, be connected with guiding mechanism between valve rod and the valve body shell.
Preferably, support tight mechanism and constitute by metalwork, spring housing, dead lever, movable rod, activity chamber and stopper, the metalwork inlays the internal surface of locating the mounting groove, the one end of spring housing is fixed in the surface of metalwork, and the other end of spring housing is fixed in spheroidal internal surface, dead lever fixed mounting is close to the inboard position of spring housing at spheroidal internal surface, the one end of movable rod imbeds to the inside of dead lever, and the other end of movable rod is fixed in the surface of metalwork and is close to the inboard position of spring housing, the inside of dead lever is seted up in the activity chamber, the stopper inlays the internal surface of locating the dead lever, and the stopper is fixed in the one end position of movable rod.
Preferably, the metal piece is movably connected with the ball body through a spring sleeve, a movable rod, a fixed rod and a limiting block.
Preferably, guiding mechanism comprises linking seat, bracing piece, bearing and sealed lid, linking seat cover is established at the surface of valve rod, the one end of bracing piece is fixed in the bottom position of linking seat, and the other end of bracing piece is fixed in the top position of valve body shell, the bearing inlays and locates the linking department of linking seat and valve rod, sealed lid inlays and locates the position that the inside of linking seat is close to the bearing top.
Preferably, the support rods are symmetrically distributed at the bottom of the connecting seat close to the two sides.
Compared with the prior art, the utility model discloses following beneficial effect has: this ball valve prevent static structure through the tight mechanism that supports that sets up, can make between conductive structure and valve rod and the spheroid be connected inseparabler to can make electrically conductive effect better, through the guiding mechanism who sets up, can accelerate the speed of ball valve static direction, can improve the stability of valve rod when placing simultaneously.
Drawings
fig. 1 is a schematic view of the overall structure of an anti-static structure of a ball valve according to the present invention;
Fig. 2 is a schematic structural view of a tightening mechanism of an anti-static structure of a ball valve according to the present invention;
Fig. 3 is a schematic structural diagram of a guiding mechanism of an anti-static structure of the ball valve of the present invention.
In the figure: 1. a valve body housing; 2. a sphere; 3. a fluid channel; 4. a valve stem; 5. a joining block; 6. mounting grooves; 7. a tightening mechanism; 701. a metal member; 702. a spring housing; 703. fixing the rod; 704. a movable rod; 705. a movable cavity; 706. a limiting block; 8. a guide mechanism; 801. a linking seat; 802. a support bar; 803. a bearing; 804. and (7) sealing the cover.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" 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 to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or 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.
As shown in fig. 1-3, an anti-static structure of a ball valve comprises a valve body housing 1, a ball body 2 is embedded in the valve body housing 1, a fluid passage 3 is formed in the ball body 2, a valve rod 4 is connected to the top of the valve body housing 1, the bottom end of the valve rod 4 is embedded in the valve body housing 1, an engagement block 5 is fixedly installed at the bottom end of the valve rod 4, the engagement block 5 is embedded in the ball body 2, mounting grooves 6 are formed in the outer surfaces of two sides of the engagement block 5, a tightening mechanism 7 is connected between the engagement block 5 and the ball body 2, the tightening mechanism 7 is arranged in the mounting grooves 6, and a guide mechanism 8 is connected between the valve rod 4 and the valve body housing 1;
The abutting mechanism 7 comprises a metal piece 701, a spring sleeve 702, a fixed rod 703, a movable rod 704, a movable cavity 705 and a limit block 706, the metal piece 701 is embedded in the inner surface of the mounting groove 6, one end of the spring sleeve 702 is fixed on the outer surface of the metal piece 701, the other end of the spring sleeve 702 is fixed on the inner surface of the ball 2, the fixed rod 703 is fixedly arranged on the inner surface of the ball 2 close to the inner side of the spring sleeve 702, one end of the movable rod 704 is embedded in the fixed rod 703, the other end of the movable rod 704 is fixed on the outer surface of the metal piece 701 close to the inner side of the spring sleeve 702, the movable cavity 705 is arranged in the fixed rod 703, the limit block 706 is embedded in the inner surface of the fixed rod 703, and the; the metal piece 701 is movably connected with the ball body 2 through a spring sleeve 702, a movable rod 704, a fixed rod 703 and a limiting block 706; the guiding mechanism 8 is composed of a connecting seat 801, a supporting rod 802, a bearing 803 and a sealing cover 804, wherein the connecting seat 801 is sleeved on the outer surface of the valve rod 4, one end of the supporting rod 802 is fixed at the bottom position of the connecting seat 801, the other end of the supporting rod 802 is fixed at the top position of the valve body shell 1, the bearing 803 is embedded at the connecting position of the connecting seat 801 and the valve rod 4, and the sealing cover 804 is embedded at the position close to the top of the bearing 803 in the connecting seat 801; the support rods 802 are symmetrically distributed at the bottom of the connecting seat 801 near to two sides.
It should be noted that, the utility model relates to an antistatic structure of a ball valve, when in use, the valve rod 4 is rotated, the valve rod 4 drives the ball body 2 to rotate along with the ball body through the linking block 5, the friction between the ball body 2 and the valve body shell 1 can generate static electricity when rotating, which can bring certain influence to the use of the ball valve, the metal piece 701 moves relative to the ball body 2 through the spring sleeve 702, the movable rod 704, the fixed rod 703 and the limited block 706, which can make the connection between the conductive structure and the valve rod 4 and the ball body 2 more compact, thereby being convenient for the friction between the ball body 2 and the valve body shell 1 when rotating to generate static electricity to be guided to the valve rod 4 through the linking block 5, and then guided to the outside of the ball valve through the valve rod 4, the linking seat 801 and the supporting rod 802 can connect the valve rod 4 and the valve body shell 1, thereby increasing the speed of static electricity guiding to the outside on the valve rod 4, and the linking seat, the valve rod 4 rotates relative to the joint seat 801 through the bearing 803, so that the relative stability of the valve rod 4 in working is improved.
the basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides an antistatic structure of ball valve which characterized in that: including valve body shell (1), the inside of valve body shell (1) is inlayed and is equipped with spheroid (2), fluid passage (3) have been seted up to the inside of spheroid (2), the top of valve body shell (1) is connected with valve rod (4), the bottom embedding of valve rod (4) is to the inside of valve body shell (1), and the bottom fixed mounting of valve rod (4) has a linking piece (5), link up the inside that block (5) embedded into spheroid (2), and the both sides surface that links up block (5) has all seted up mounting groove (6), link up and be connected with between block (5) and spheroid (2) and support tight mechanism (7), support tight mechanism (7) and set up in the inside of mounting groove (6), be connected with guiding mechanism (8) between valve rod (4) and valve body shell (1).
2. An antistatic structure of a ball valve according to claim 1, wherein: the abutting mechanism (7) is composed of a metal piece (701), a spring sleeve (702), a fixed rod (703), a movable rod (704), a movable cavity (705) and a limiting block (706), the metal piece (701) is embedded in the inner surface of the mounting groove (6), one end of the spring sleeve (702) is fixed on the outer surface of the metal piece (701), the other end of the spring sleeve (702) is fixed on the inner surface of the sphere (2), the fixed rod (703) is fixedly mounted on the inner surface of the sphere (2) close to the inner side position of the spring sleeve (702), one end of the movable rod (704) is embedded into the fixed rod (703), the other end of the movable rod (704) is fixed on the inner side position of the outer surface of the metal piece (701) close to the spring sleeve (702), the movable cavity (705) is arranged in the fixed rod (703), and the limiting block (706) is embedded in the inner surface of the fixed rod (703, and the limiting block (706) is fixed at the end position of one end of the movable rod (704).
3. An antistatic structure of a ball valve according to claim 2, wherein: the metal piece (701) is movably connected with the ball body (2) through a spring sleeve (702), a movable rod (704), a fixed rod (703) and a limiting block (706).
4. An antistatic structure of a ball valve according to any one of claims 1 to 3, wherein: guiding mechanism (8) are by linking up seat (801), bracing piece (802), bearing (803) and sealed lid (804) and constitute, link up the surface that seat (801) cover was established at valve rod (4), the one end of bracing piece (802) is fixed in the bottom position who links up seat (801), and the other end of bracing piece (802) is fixed in the top position of valve body shell (1), bearing (803) are inlayed and are located the linking department of linking up seat (801) and valve rod (4), sealed lid (804) are inlayed and are located the position that the inside of linking up seat (801) is close to bearing (803) top.
5. An antistatic structure of a ball valve according to claim 4, wherein: the support rods (802) are symmetrically distributed at the positions, close to the two sides, of the bottom of the connecting seat (801).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201920315973.2U CN209743646U (en) | 2019-03-13 | 2019-03-13 | Anti-static structure of ball valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201920315973.2U CN209743646U (en) | 2019-03-13 | 2019-03-13 | Anti-static structure of ball valve |
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CN209743646U true CN209743646U (en) | 2019-12-06 |
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CN201920315973.2U Active CN209743646U (en) | 2019-03-13 | 2019-03-13 | Anti-static structure of ball valve |
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2019
- 2019-03-13 CN CN201920315973.2U patent/CN209743646U/en active Active
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