CN216344092U

CN216344092U - Electric three-way ball valve

Info

Publication number: CN216344092U
Application number: CN202121731191.0U
Authority: CN
Inventors: 张海龙; 刘永丰; 丁兴华; 朱双伟
Original assignee: Tianjin Sianjia Flow Control Systems Co ltd
Current assignee: Tianjin Sianjia Flow Control Systems Co ltd
Priority date: 2021-07-28
Filing date: 2021-07-28
Publication date: 2022-04-19
Anticipated expiration: 2031-07-28

Abstract

The utility model relates to the technical field of three-way ball valve equipment, and provides an electric three-way ball valve. The utility model relates to an electric three-way ball valve, which comprises: the three-way valve comprises a three-way valve body, a motor driving assembly, a ball valve assembly, a gear mechanism and an incomplete gear mechanism, wherein a group of ball valve assemblies are respectively arranged at the left channel and the right channel in the three-way valve body and used for controlling the on-off of the channels, and the output end of the motor driving assembly arranged at the upper side of the three-way valve body is respectively connected with the two groups of ball valve assemblies through the gear mechanism and the incomplete gear mechanism and used for controlling the on-off of the two groups of ball valve assemblies.

Description

Electric three-way ball valve

Technical Field

The utility model relates to the technical field of three-way ball valves, in particular to an electric three-way ball valve.

Background

The three-way ball valve has a T shape and an L shape. The T shape can make three orthogonal pipelines mutually communicated and cut off a third channel, thereby playing the roles of shunting and converging. The L-shaped three-way ball valve can only be connected with two mutually orthogonal pipelines, cannot simultaneously keep the mutual communication of a third pipeline, and only plays a role in distribution.

The two-position three-way electromagnetic valve is controlled by double coils, one coil is powered on instantly, the power supply is closed, the valve is opened, and the other coil is powered on instantly, the power supply is closed, and the valve is closed. Can be kept in a closed or opened state for a long time, and can make the coil life longer. It is best used in high temperature pipelines. The composite material is widely applied to various fields of metallurgy, petrifaction, pharmacy, tobacco, food medical treatment, urban construction environmental protection, water supply and drainage, heating and air conditioning, fire safety, scientific research, energy-saving industry and the like.

The electric ball valve is an important actuating mechanism in an industrial automation control system. An electric ball valve is a valve that performs a rotary motion about the axis of a valve stem according to the movement pattern of a valve flap. The valve seat port varies in direct proportion to the valve flap travel. The pipe pressure element is mainly used for cutting off or connecting a medium in a pipeline and can also be used for regulating and controlling fluid, and is a pipe pressure element for industrial automatic process control.

The existing T-shaped three-way ball valve only can enable three orthogonal pipelines to be mutually communicated and cut off a third channel, and cannot independently control each pipeline. The L-shaped three-way ball valve can only connect two mutually orthogonal pipelines, can not simultaneously keep the mutual communication of a third pipeline, only plays a role in distribution, can not simultaneously realize the joint control of all the pipelines, the existing two-position three-way electromagnetic valve can not realize the on-off of a first channel, a second channel and a third channel, the three channels can not perfectly realize the passage and the closed circuit, and the manual ball valve has low automation degree, and can not meet the requirements of site construction.

SUMMERY OF THE UTILITY MODEL

The T-shaped three-way ball valve aims to solve the problem that the existing T-shaped three-way ball valve can only enable three orthogonal pipelines to be communicated with each other and cut off a third channel, and can not control each pipeline independently. The L-shaped three-way ball valve can only connect two mutually orthogonal pipelines, can not simultaneously keep the mutual communication of a third pipeline, only plays a role of distribution, can not simultaneously realize the joint control of all the pipelines, the existing two-position three-way electromagnetic valve can not realize the on-off of a first channel, a second channel and a third channel, the three channels can not perfectly realize the access and the closed circuit, the manual ball valve has low automation degree, and the problems that the requirements of field construction can not be met are solved.

An electric three-way ball valve comprising: the three-way valve comprises a three-way valve body, a motor driving assembly, a ball valve assembly, a gear mechanism and an incomplete gear mechanism, wherein a left channel and a right channel in the three-way valve body are respectively provided with a group of ball valve assemblies for controlling the on-off of the channels, and the output end of the motor driving assembly arranged on the upper side of the three-way valve body is respectively connected with the two groups of ball valve assemblies through the gear mechanism and the incomplete gear mechanism and is used for controlling the opening and closing of the two groups of ball valve assemblies.

Preferably, the three-way valve body comprises: the valve comprises a valve body, valve covers and valve body sealing rings, wherein the valve covers are installed at channels on two sides of the lower portion of the valve body, and the valve body sealing rings are arranged at connecting gaps between the valve body and the valve covers.

Preferably, the valve body includes: the valve body is internally provided with the control chamber and the three-way channel from top to bottom in sequence, and the three-way channel is communicated with the control chamber through a ball valve assembly mounting opening.

Preferably, the ball valve assembly comprises: the valve comprises a valve rod, a valve sleeve, a sealing valve ring and a valve ball, wherein the valve sleeve is sleeved on the valve rod, the valve sleeve is installed at the installation opening of the ball valve assembly, the sealing valve ring sleeved on the valve rod is arranged on the lower side of the valve sleeve, the valve ball is connected with one end of the valve rod, and the bottom of the valve ball is rotationally connected with the inner wall of a three-way channel of the three-way valve body.

Preferably, the motor drive assembly includes: the motor and the motor driving rod are arranged on the upper side of the three-way valve body, the output end of the motor is connected with the motor driving rod inside the control chamber, and the motor driving rod is sleeved with the gear mechanism and the incomplete gear mechanism.

Preferably, the gear mechanism includes: drive gear and first driven gear, drive gear cup joint on the motor drive pole, and drive gear is connected with first driven gear meshing, and first driven gear cup joints the valve rod one end that is used for driving the valve ball along valve rod axial rotation at a set of ball valve subassembly.

Preferably, the partial gear mechanism includes: incomplete drive gear and second driven gear, the incomplete drive gear setting that cup joints on the motor drive pole is in the drive gear below, and incomplete drive gear is connected with the meshing of second driven gear, and incomplete drive gear rotates the half cycle and only drives second driven gear and rotate the quarter cycle, and second driven gear cup joints the valve rod one end that is used for driving the valve ball along valve rod axial rotation at another group ball valve subassembly.

The utility model has the advantages that: the utility model relates to an electric three-way ball valve, which comprises: the utility model has compact structure, the incomplete gear mechanism and the gear mechanism are used for respectively controlling the opening and closing of the two ball valve assemblies, the rotation period of one ball valve assembly is half of that of the other ball valve assembly, the opening and closing sequence of the ball valve assemblies in the two channels can be adjusted, when the ball valve assembly controlled by the incomplete gear mechanism is in an access state, the ball valve assembly controlled by the other gear mechanism can be respectively in an access state and an open-circuit state through the action of the driving motor, when the ball valve subassembly of incomplete gear mechanism control is in the state of opening circuit, the ball valve subassembly of another gear mechanism control can be in the route respectively and the state of opening circuit through driving motor's effect, through control driving motor, can be in order to realize the mutual break-make of three orthogonal pipelines, can control two pipeline break-make of mutual quadrature again, this device is simple to use, through control motor drive assembly alright switching operating position, still keep current operating position after the outage, practice thrift the energy consumption, improved the life of this device.

Drawings

FIG. 1 is an isometric view of the internal structure of the present invention;

FIG. 2 is an isometric view of the outer portion of the present invention;

1. a three-way valve body; 2. a motor drive assembly; 3. a ball valve assembly; 4. a gear mechanism; 5. an incomplete gear mechanism; 11. a valve body; 12. a valve cover; 13. a valve body sealing ring; 111. a control room; 112. a three-way passage; 31. a valve stem; 32. a valve housing; 33. sealing the valve ring; 34. a valve ball; 21. a motor; 22. a motor drive rod; 41. a drive gear; 42. a first driven gear; 51. an incomplete drive gear; 52. a second driven gear.

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, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that the installation methods and technical terms mentioned in the present invention are technical terms that are already clearly known in the technical field, and thus, the explanation thereof is not repeated. Moreover, the same reference numerals are used for the same components, which do not affect and should not constitute an exact understanding of the technical solutions for a person skilled in the art.

The first embodiment is described with reference to fig. 1 and 2:

an electric three-way ball valve comprising: three-way valve body 1, motor drive assembly 2, ball valve assembly 3, gear mechanism 4 and incomplete gear mechanism 5, passageway department respectively is provided with the break-make that a set of ball valve assembly 3 is used for control channel about in three-way valve body 1, the output that sets up motor drive assembly 2 at 1 upside of three-way valve body is connected with two sets of ball valve assemblies 3 respectively through gear mechanism 4 and incomplete gear mechanism 5 and is used for controlling opening and shutting of two sets of ball valve assemblies 3, so set up, use motor drive assembly 2 control gear mechanism 4 and incomplete gear mechanism 5 to rotate, thereby drive ball valve assembly 3 and rotate, realize the control of three-way valve body 1 interior pipeline.

The second embodiment is explained with reference to fig. 1 and 2 on the basis of the first embodiment:

the three-way valve body 1 includes: valve body 11, valve gap 12 and valve body sealing washer 13, valve gap 12 is installed to 11 lower part both sides passageways departments of valve body, and valve body 11 and valve gap 12 junction gap department are provided with valve body sealing washer 13, so set up, and valve body 11 and valve gap 12 junction gap department are provided with the effectual leakproofness of having guaranteed three-way valve body 1 of valve body sealing washer 13.

In the third embodiment, the following description is made with reference to fig. 1 and 2 on the basis of the second embodiment:

the valve body 11 includes: control room 111 and tee bend passageway 112, valve body 11 is inside from last to having set gradually control room 111 and tee bend passageway 112 down, and tee bend passageway 112 and control room 111 pass through ball valve subassembly 3 installing port intercommunication, so set up, make motor drive assembly 2's transmission part and gear mechanism 4 and incomplete gear mechanism 5 set up in control room 111, and the effectual dust of having obstructed gets into, prolongs its life.

In the fourth embodiment, the following description is made with reference to fig. 1 and 2 on the basis of the third embodiment:

the ball valve assembly 3 includes: the valve comprises a valve rod 31, a valve sleeve 32, a sealing valve ring 33 and a valve ball 34, wherein the valve sleeve 32 is sleeved on the valve rod 31, the valve sleeve 32 is installed at an installation opening of the ball valve assembly 3, the sealing valve ring 33 sleeved on the valve rod 31 is arranged on the lower side of the valve sleeve 32, the valve ball 34 is connected with one end of the valve rod 31, the bottom of the valve ball 34 is rotatably connected with the inner wall of a three-way channel 112 of the three-way valve body 1, the sealing valve ring 33 ensures the sealing performance of the valve rod 31, the valve ball 34 can rotate through the rotation of the valve rod 31, a through hole is formed in the valve ball 34, when the through hole in the valve ball 34 is coaxially arranged with a pipeline, the pipeline is a passage, and when the axial direction of the through hole in the valve ball 34 is perpendicular to the axial direction of the pipeline, the pipeline is an open circuit.

In the fifth embodiment, based on the fourth embodiment, the description is made with reference to fig. 1 and 2:

the motor drive assembly 2 includes: motor 21 and motor drive pole 22, the output that sets up motor 21 at tee bend valve body 1 upside is connected with the inside motor drive pole 22 of control room 111, has cup jointed gear mechanism 4 and incomplete gear mechanism 5 on the motor drive pole 22, so sets up, only uses a drive assembly alright drive two ball valve subassemblies, makes this device more compact, convenient to use.

The sixth embodiment is explained with reference to fig. 1 and 2 on the basis of the fifth embodiment:

the gear mechanism 4 includes: drive gear 41 and first driven gear 42, drive gear 41 cup joints on motor drive pole 22, drive gear 41 is connected with the meshing of first driven gear 42, first driven gear 42 cup joints and is used for driving valve ball 34 along valve rod 31 axial rotation at the valve rod 31 one end of a set of ball valve subassembly 3, so set up, motor 21 drive motor drive pole 22 drives drive gear 41 rotatory, drive gear 41 drives first driven gear 42 rotatory, first driven gear 42 drives the ball valve subassembly rotatory, realize the pipeline break-make.

The seventh embodiment is explained in conjunction with fig. 1 and 2 on the basis of the sixth embodiment:

the incomplete gear mechanism 5 includes: the incomplete driving gear 51 and the second driven gear 52 are sleeved on the motor driving rod 22, the incomplete driving gear 51 is arranged below the driving gear 41, the incomplete driving gear 51 is meshed with the second driven gear 52, the incomplete driving gear 51 rotates for a half period and only drives the second driven gear 52 to rotate for a quarter period, the second driven gear 52 is sleeved on one end of the valve rod 31 of the other group of ball valve assemblies 3 and is used for driving the valve ball 34 to axially rotate along the valve rod 31, so that the motor 21 drives the incomplete driving gear 51 to rotate simultaneously when the driving motor driving rod 22 drives the driving gear 41 to rotate, the incomplete driving gear 51 drives the second driven gear 52 to rotate, the second driven gear 52 drives the other ball valve assembly to rotate, the on-off of the other channel is realized, and the incomplete driving gear 51 rotates for a half period and only drives the second driven gear 52 to rotate for a quarter period, when the ball valve assembly 3 controlled by the second driven gear 52 is in a closed-circuit state, the ball valve assembly 3 controlled by the first driven gear 42 can be in a closed-circuit state and an open-circuit state respectively through the action of the motor driving assembly 2, when the ball valve assembly 3 controlled by the second driven gear 52 is in an open-circuit state, the ball valve assembly 3 controlled by the first driven gear 42 can be in a closed-circuit state and an open-circuit state respectively through the action of the motor driving assembly 2, and by controlling the motor driving assembly 2, mutual on-off of three orthogonal pipelines can be realized, and on-off of two orthogonal pipelines can be controlled.

The working principle of the utility model is as follows: the utility model relates to an electric three-way ball valve, which comprises: the three-way valve body 1, the motor driving component 2, the ball valve component 3, the gear mechanism 4 and the incomplete gear mechanism 5, a group of ball valve components 3 are respectively arranged at the left channel and the right channel in the three-way valve body 1 for controlling the on-off of the channels, the output end of the motor driving component 2 arranged at the upper side of the three-way valve body 1 is respectively connected with the two groups of ball valve components 3 through the gear mechanism 4 and the incomplete gear mechanism 5 for controlling the opening and closing of the two groups of ball valve components 3, the motor driving component 2 is used for controlling the gear mechanism 4 and the incomplete gear mechanism 5 to rotate, thereby driving the ball valve components 3 to rotate and realizing the control of pipelines in the three-way valve body 1, when the motor 21 drives the driving rod 22 to drive the driving gear 41 to rotate, the incomplete driving gear 51 is simultaneously driven to rotate, the incomplete driving gear 51 drives the second driven gear 52 to rotate, the second driven gear 52 drives the other ball valve component to rotate, the on-off of the other channel is realized, because the incomplete driving gear 51 rotates for a half cycle and only drives the second driven gear 52 to rotate for a quarter cycle, when the ball valve assembly 3 controlled by the second driven gear 52 is in the on-state, the ball valve assembly 3 controlled by the first driven gear 42 can be respectively in the on-state and the off-state through the action of the motor driving assembly 2, when the ball valve assembly 3 controlled by the second driven gear 52 is in the off-state, the ball valve assembly 3 controlled by the first driven gear 42 can be respectively in the on-state and the off-state through the action of the motor driving assembly 2, the mutual on-off of three orthogonal pipelines can be realized by controlling the motor driving assembly 2, the on-off of two mutually orthogonal pipelines can also be controlled, the structure is compact, the use is simple, the working position can be switched by controlling the motor driving assembly 2, and the current working position is still kept after the power is cut off, the energy consumption is saved, and the service life of the device is prolonged.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and any minor modifications, equivalent replacements and improvements made to the above embodiment according to the technical spirit of the present invention should be included in the protection scope of the technical solution of the present invention.

Claims

1. An electric three-way ball valve, comprising: tee bend valve body (1), motor drive assembly (2), ball valve subassembly (3), gear mechanism (4) and incomplete gear mechanism (5), the passageway department of controlling in tee bend valve body (1) respectively is provided with a set of ball valve subassembly (3) and is used for the break-make of control channel, the output that sets up motor drive assembly (2) at tee bend valve body (1) upside passes through gear mechanism (4) and incomplete gear mechanism (5) and is connected with two sets of ball valve subassemblies (3) respectively and is used for controlling opening and shutting of two sets of ball valve subassemblies (3).

2. An electric three-way ball valve according to claim 1, characterized in that said three-way valve body (1) comprises: the valve comprises a valve body (11), a valve cover (12) and a valve body sealing ring (13), wherein the valve cover (12) is installed at the channel positions on the two sides of the lower portion of the valve body (11), and the valve body sealing ring (13) is arranged at the connecting gap position of the valve body (11) and the valve cover (12).

3. An electric three-way ball valve according to claim 2, characterized in that said valve body (11) comprises: the ball valve comprises a control chamber (111) and a three-way channel (112), wherein the control chamber (111) and the three-way channel (112) are sequentially arranged in a valve body (11) from top to bottom, and the three-way channel (112) is communicated with the control chamber (111) through a mounting opening of a ball valve assembly (3).

4. An electric three-way ball valve according to claim 1, characterized in that said ball valve assembly (3) comprises: valve rod (31), valve barrel (32), sealed valve circle (33) and valve ball (34), valve barrel (32) cup joint on valve rod (31), and valve barrel (32) are installed in ball valve subassembly (3) installing port department, and sealed valve circle (33) that cup joints on valve rod (31) set up in valve barrel (32) downside, and valve ball (34) are connected with valve rod (31) one end, and valve ball (34) bottom is connected with tee bend passageway (112) inner wall rotation of tee bend valve body (1).

5. An electric three-way ball valve according to claim 1, characterized in that said motor-driven assembly (2) comprises: the motor (21) and the motor driving rod (22), the output end of the motor (21) arranged on the upper side of the three-way valve body (1) is connected with the motor driving rod (22) inside the control chamber (111), and the motor driving rod (22) is sleeved with the gear mechanism (4) and the incomplete gear mechanism (5).

6. An electric three-way ball valve according to claim 1, characterized in that said gear mechanism (4) comprises: the driving gear (41) and a first driven gear (42), the driving gear (41) is sleeved on the motor driving rod (22), the driving gear (41) is meshed with the first driven gear (42) and connected, and one end of a valve rod (31) of a group of ball valve assemblies (3) is sleeved with the first driven gear (42) and used for driving a valve ball (34) to rotate axially along the valve rod (31).

7. An electric three-way ball valve according to claim 1, characterized in that said incomplete gear mechanism (5) comprises: incomplete drive gear (51) and second driven gear (52), incomplete drive gear (51) of cup jointing on motor drive pole (22) sets up in drive gear (41) below, incomplete drive gear (51) and second driven gear (52) meshing connection, incomplete drive gear (51) rotate half cycle and only drive second driven gear (52) and rotate quarter cycle, second driven gear (52) cup joint in valve rod (31) one end of another group ball valve subassembly (3) and are used for driving valve ball (34) along valve rod (31) axial rotation.