CN218063481U

CN218063481U - Electric O-shaped ball valve

Info

Publication number: CN218063481U
Application number: CN202220938573.9U
Authority: CN
Inventors: 孙豪杰; 王才华; 候成建
Original assignee: Zhejiang Zhongzhuo Automation Engineering Co ltd
Current assignee: Zhejiang Zhongzhuo Automation Engineering Co ltd
Priority date: 2022-04-21
Filing date: 2022-04-21
Publication date: 2022-12-16
Anticipated expiration: 2032-04-21

Abstract

The utility model discloses an electronic O type ball valve belongs to valve technical field, which comprises a valve body, the passageway that runs through about being equipped with in the valve body, be equipped with the mounting hole along perpendicular to passageway direction in the valve body, it has the valve rod to run through in the mounting hole, the valve rod bottom is rotated and is connected with the spheroid that is located the passageway, be provided with the disk seat between spheroid and the valve body inner wall, the valve rod runs through out the one end of valve body and has the motor case through flange joint, the motor case includes the box, the valve rod runs through the driven torsion wheel of the inside one end fixedly connected with of box, there is the motor through bolt fixed mounting in the motor case, the motor output end is connected with the slide bar, slide bar bottom fixed mounting has the initiative carousel, be provided with damping device between motor and the box, damping device includes expanding spring, expanding spring's one end is passed through the spring fixing base and is installed on the box inner wall, expanding spring's the other end is provided with the fixed plate, the fixed plate is provided with the rubber pad with the one side of motor contact.

Description

Electric O-shaped ball valve

Technical Field

The utility model relates to the technical field of valves, more specifically say, relate to an electronic O type ball valve.

Background

In China, the O-shaped ball valve is widely applied to pipelines in coal chemical industry, petrochemical industry, rubber, papermaking, pharmacy and the like to be used as a flow dividing and converging device or a flow direction switching device of a medium, plays a very important role in national economy, the traditional ball valve is usually a ball body with a through hole and arranged on a valve seat, the ball valve is opened and closed by the rotation of the ball body, and the ball valve has the advantages of small fluid resistance, simple structure, tightness, reliability, convenient operation, rapid opening and closing, wide application range and the like, and the prior art has the following problems in the use of the ball valve:

(1) The valve rod rotates through the screw thread, so that the valve is adjusted from full opening to full closing through the handle for multiple circles, the switching speed is slow, the valve is not easy to identify when being opened a little, and when the valve is closed, the handle is screwed hard to cause overlarge pressure between the valve core and the valve seat and damage a cover or a sealing line due to the fact that the valve is not closed in place.

(2) The ball body is used as a heart of the ball valve, is an extremely important part and plays a role in opening and closing, the traditional ball body is generally forged into a blank by carbon steel or low-alloy steel and then machined into a finished product, but the ball body can only be applied to general working conditions, and in the working conditions with serious corrosion, the ball body made of the conventional carbon steel or low-alloy steel is seriously corroded, the service life is short, the replacement frequency is high, and the safety production accident can be seriously caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electronic O type ball valve, it uses the motor to drive the spheroid and rotates and realize the valve switch for the valve body reduces because of pressure is too big between the manual case disk seat that produces, damages front cover or sealing line and does not close the anticorrosive coating that tight valve leads to the condition of revealing and set up and increase spheroid life, probability that the reduction accident took place.

In order to solve the above problem, the utility model adopts the following technical scheme: the utility model provides an electronic O type ball valve, includes the valve body, the passageway that runs through about being equipped with in the valve body, be equipped with the mounting hole along perpendicular to passageway direction in the valve body, it has the valve rod to run through in the mounting hole, the valve rod bottom is rotated and is connected with the spheroid that is located the passageway, be provided with the disk seat between spheroid and the valve body inner wall, the valve rod runs through out the one end of valve body and has motor case through flange joint, motor case includes the box, the valve rod runs through the driven pulley of the inside one end fixedly connected with of box, there is the motor through bolt fixed mounting in the motor case, the motor output is connected with the slide bar, slide bar bottom fixed mounting has the initiative carousel, be provided with damping device between motor and the box, damping device includes expanding spring, expanding spring's one end is passed through the spring fixing base and is installed on the box inner wall, expanding spring's the other end is provided with the fixed plate, the one side of fixed plate and motor contact is provided with the rubber pad, and it uses the motor to drive the spheroid and rotates and realizes valve switch for the valve body reduces because of the case that manual production between the disk seat is too big, damages front cover or sealing line and does not close the tight condition that leads to reveal.

In order to prevent that the ball valve from leading to sealed face fusing because of high temperature or conflagration, as the utility model relates to an it is preferred, the one side of disk seat and spheroid contact is provided with sealed face and another side and opens there is the recess, fixedly connected with spring between recess and the valve body.

In order to make the valve seat more inseparable with the spheroid contact, as the utility model relates to an it is preferred, still the cover is equipped with the valve rod cover on the part that the valve rod is installed in the valve body.

In order to make the motor drive the spheroid and rotate and realize valve switch, as the utility model relates to a preferred, the initiative carousel includes the chassis, the chassis upper surface is provided with crescent runner with one heart, the chassis edge is provided with the commentaries on classics core, driven torque wheel is opened there is the notch that can hold the activity of commentaries on classics core, rotate through changeing the core between initiative carousel and the driven torque wheel and be connected.

In order to prolong the service life of the ball valve, the ball body is wrapped with an anti-corrosion layer as an optimization of the utility model, and the anti-corrosion layer is deposited on the outer surface of the ball body in a surfacing welding mode.

Compared with the prior art, the utility model has the advantages of:

(1) The utility model discloses the disk seat that sets up adopts the stainless steel seat parcel polytetrafluoroethylene sealing washer combination formula disk seat that has sealed face, and sealing performance is good.

(2) The utility model discloses the mode of the build-up welding for the anti-corrosion coating that sets up deposits on spheroidal surface, extension spheroid life reduces more times, greatly reduces the emergence of incident.

(3) The sealing washer of the outer parcel of disk seat plays and to compensate great tolerance and angular deviation, can prevent outside leakage of inside medium, also can prevent the invasion of external splash or dust, and the spring that sets up on the disk seat plays and pushes the disk seat to the spheroid when the sealing washer is heated the fusing and prevents that inside medium from outwards leaking and play the effect of secondary seal, and the emergence incident is revealed in the preventing of the medium of having dually guaranteed the valve body like this.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the driving turntable and the driven torsion wheel of the present invention;

FIG. 3 is a schematic view of the shock absorber of the present invention;

fig. 4 is a schematic view of the structure of the valve seat groove of the present invention.

The reference numbers in the figures illustrate:

1. a valve body; 2. mounting holes; 3. a valve stem; 301. a valve stem sleeve; 302. a valve stem seal ring; 4. a sphere; 5. a valve seat; 6. a sealing surface; 7. a spring; 8. a motor case; 801. a box body; 802. a driven torsion wheel; 8021. a recess; 803. a motor; 804. a slide bar; 805. an active turntable; 8051. a chassis; 8052. a crescent-shaped rotating wheel; 8053. rotating the core; 806. a shock-absorbing device; 8061. a tension spring; 8062. a fixing plate; 8063. a rubber pad; 9. an anticorrosive layer; 10. and (4) a groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", 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 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", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be 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.

Example (b):

referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides an electronic O type ball valve, including valve body 1, the passageway that runs through about being equipped with in the valve body 1, be equipped with mounting hole 2 along the perpendicular to passageway direction in the valve body 1, it has valve rod 3 to run through in the

mounting hole

2, 3 bottom rotations of valve rod are connected with the spheroid 4 that is located the passageway, be provided with disk seat 5 between spheroid 4 and the valve body 1 inner wall, valve rod 3 runs through out the one end of valve body 1 and has motor case 8 through flange joint, motor case 8 includes box 801, valve rod 3 runs through the driven turning wheel 802 of the inside one end fixedly connected with of box 801, there is motor 803 through bolt fixed mounting in the motor case 8, the motor 803 output is connected with slide bar 804, slide bar 804 bottom fixed mounting has initiative carousel 805, be provided with damping device 806 between motor 803 and the box 801, damping device 806 includes expanding spring 8061, the one end of expanding spring 8061 passes through the spring fixing base and installs on the box 801 inner wall, the other end of expanding spring 8061 is provided with fixed plate 8062, the one side that fixed plate 8062 contacted with motor 803 is provided with rubber pad 8063.

In the embodiment of the present invention, the valve body 1 plays a role of fixing the sphere 4, circulate the medium, the mounting hole 2 plays a role of placing the valve rod 3, the valve rod 3 plays a role of accepting the sliding connection sphere 4 under the driven torsion wheel 802, the valve seat 5 plays a role of communicating the inlet and outlet pipes of the valve body, the sealing ring wrapped outside the valve seat 5 plays a role of compensating for larger tolerance and angle deviation, it can prevent the outward leakage of the internal medium, it can also prevent the invasion of the external splash water or dust, the sealing surface 6 can select different materials according to the reality, for example, the material is selected to be teflon, the sealing surface 6 plays a role of sealing the gap between the valve seat 5 and the sphere 4, the spring 7 plays a role of pushing the valve seat 5 to the sphere 4 to prevent the outward leakage of the internal medium when the sealing ring is fused by heating, the driven torsion wheel 802 and the rotary table 805 play a role of driving the sphere 4 to rotate ninety degrees through the movable connection of the rotary core 8053, the extension spring 8061 included in the damping device 806 plays a role of buffering to the motor 803, the motor can select different models to be different models of the motor 803, for example, the motor 809 and the motor 809 can be selected to be a super anti-corrosion protection function of the anti-corrosion protection of the anti-corrosion steel groove 809, the anti-corrosion protection groove 809, the motor 809, the anti-corrosion protection groove of the motor 809.

Specifically, referring to fig. 4, a sealing surface 6 is disposed on one surface of the valve seat 5 contacting the ball 4, a groove 10 is formed on the other surface, and a spring 7 is fixedly connected between the groove 10 and the valve body 1.

In this embodiment: the sealing surface 6 plays a role in sealing a gap between the valve seat 5 and the ball 4 to prevent internal media from leaking outwards, and the groove 10 formed in the valve seat 5 plays a role in fixing the spring 7, so that the valve seat 5 can be pushed to the ball 4 to perform secondary sealing when the sealing ring wrapped on the outer surface of the valve seat 5 is fused.

Specifically, referring to fig. 1, a valve stem sleeve 301 and a valve stem sealing ring 302 are further sleeved on a portion of the valve stem 3 installed in the valve body 1.

In this embodiment: valve rod 3 is used for the transmission, connects from the torsion wheel 802, directly drives spheroid 4 below and rotates to realize valve switch or regulating action, valve rod cover 301 and valve rod sealing washer 302 play and form seal structure with valve rod 3, can improve the leakproofness, reach zero leakage.

Specifically, referring to fig. 3, the driving turntable 805 includes a chassis 8051, a crescent-shaped rotating wheel 8052 is concentrically disposed on the upper surface of the chassis 8051, a rotating core 8053 is disposed on the edge of the chassis 8051, a notch 8021 capable of accommodating the rotating core 8053 is formed on the driven torque wheel 802, the notch 8021 is perpendicular to the direction of the center of the circle of the driven torque wheel 802, and the driving turntable 805 and the driven torque wheel 802 are rotatably connected through the rotating core 8053.

In this embodiment: the motor 803 drives the driving rotary disc 805 to rotate, and the driving rotary disc 805 and the driven torsion wheel 802 are rotationally connected in the concave opening 8021 through the rotating core 8053, so as to drive the ball 4 to rotate.

Specifically, referring to fig. 1, the surface of the sphere 4 is wrapped with an anti-corrosion layer 9, and the anti-corrosion layer 9 is deposited on the outer surface of the sphere 4 by a build-up welding method.

In this embodiment: the anti-corrosion layer 9 plays an anti-corrosion role and prolongs the service life of the ball body 4.

The utility model discloses a theory of operation and use flow: during the use, motor 803 drives slide bar 804 and rotates to make the fixed mounting in slide bar 804 bottom have initiative carousel 805 to rotate, and the recess on commentaries on classics core 8053 and the driven turning round wheel 802 that sets up on the initiative carousel 805 makes ninety degrees rotatory route under the effect of motor 803, thereby makes the spheroid that passes through valve rod 3 connection under the driven turning round wheel 802 make ninety degrees rotatory reach and open and sealed effect.

The above description is only the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the improvement concept of the present invention within the technical scope disclosed in the present invention.

Claims

1. The utility model provides an electronic O type ball valve, includes valve body (1), its characterized in that: a channel which penetrates through the valve body (1) from left to right is arranged in the valve body (1), a mounting hole (2) is arranged in the valve body (1) along the direction vertical to the channel, a valve rod (3) penetrates through the mounting hole (2), the bottom end of the valve rod (3) is rotatably connected with a ball body (4) positioned in the channel, a valve seat (5) is arranged between the ball body (4) and the inner wall of the valve body (1), one end of the valve rod (3) penetrating out of the valve body (1) is connected with a motor box (8) through a flange, the motor box (8) comprises a box body (801), one end of the valve rod (3) penetrating through the box body (801) is fixedly connected with a driven torsion wheel (802), a motor (803) is fixedly arranged in the motor box (8) through bolts, the output end of the motor (803) is connected with a slide bar (804), the bottom of the slide bar (804) is fixedly provided with a driving turntable (805), a damping device (806) is arranged between the motor (803) and the box body (801), the damping device (806) comprises an extension spring (8061), one end of the extension spring (8061) is installed on the inner wall of the box body (801) through a spring fixing seat, the other end of the telescopic spring (8061) is provided with a fixed plate (8062), and a rubber pad (8063) is arranged on one surface of the fixing plate (8062) which is in contact with the motor (803).

2. An electric O-ball valve according to claim 1, wherein: one surface of the valve seat (5) contacting the ball body (4) is provided with a sealing surface (6), the other surface is provided with a groove (10), and a spring (7) is fixedly connected between the groove (10) and the valve body (1).

3. An electric O-ball valve according to claim 2, wherein: the valve rod (3) is further sleeved with a valve rod sleeve (301) on the part installed in the valve body (1).

4. An electric O-ball valve according to claim 1, wherein: the driving turntable (805) comprises a chassis (8051), a crescent runner (8052) is concentrically arranged on the upper surface of the chassis (8051), a rotating core (8053) is arranged on the edge of the chassis (8051), a notch (8021) capable of accommodating the rotation of the rotating core (8053) is formed in the driven torque wheel (802), and the driving turntable (805) is rotatably connected with the driven torque wheel (802) through the rotating core (8053).

5. An electric O-type ball valve in accordance with claim 1, wherein: the ball body (4) is coated with an anticorrosive coating (9), and the anticorrosive coating (9) is deposited on the outer surface of the ball body (4) in a surfacing mode.