CN208778724U - Valve mechanism - Google Patents
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- CN208778724U CN208778724U CN201821443612.8U CN201821443612U CN208778724U CN 208778724 U CN208778724 U CN 208778724U CN 201821443612 U CN201821443612 U CN 201821443612U CN 208778724 U CN208778724 U CN 208778724U
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- connecting tube
- valve mechanism
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- elastic sealing
- closure part
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Abstract
The utility model provides a kind of better valve mechanism of sealing performance.Valve mechanism includes: flow regulating part, and for being movably disposed at connecting tube, flow regulating part is located in connecting tube by the mounting hole and part of connecting tube；Elastic sealing element, for being arranged between connecting tube and flow regulating part and sealing the gap between flow regulating part and mounting hole；Seal closure, for being arranged in connecting tube and being located at outside flow regulating part.
Description
Technical field
The present invention relates to pipeline equipment technical fields, in particular to a kind of valve mechanism.
Background technique
With the development of society, the application of valve is very extensive, the medium of conveying is also to become increasingly complex, we are wanting
While asking reduction to wear, the sealing performance of valve is also required higher, medium can be generated in the case that sealing performance is bad and is let out
The problem of dew, generates many economic losses, and the toxicant volatilized is possible to that the life security of people can be endangered, therefore close
Encapsulation technique becomes the problem of most important thing.
Summary of the invention
The main purpose of the present invention is to provide a kind of better valve mechanisms of sealing performance.
To achieve the goals above, the present invention provides a kind of valve mechanisms, comprising: flow regulating part, for moving
Ground is arranged in connecting tube, and flow regulating part is located in connecting tube by the mounting hole and part of connecting tube；Elastic sealing element is used
In being arranged between connecting tube and flow regulating part and seal the gap between flow regulating part and mounting hole；Seal closure is used for
It is arranged in connecting tube and is located at outside flow regulating part.
Further, flow regulating part includes closure part and transmission connection portion, and closure part is for changing the stream in connecting tube
Logical area, transmission connection portion is connect with closure part.
Further, elastic sealing element includes the first elastic sealing element and the second elastic sealing element, the first elastic sealing element
It is connected between connecting tube and flow regulating part, and the first elastic sealing element is located at outside connecting tube, the connection of the second elastic sealing element
Between connecting tube and flow regulating part, and the second elastic sealing element is located in connecting tube.
Further, the first elastic sealing element is connect with transmission connection portion.
Further, the second elastic sealing element is connect with transmission connection portion or closure part.
Further, valve mechanism further includes actuator, and actuator connect with transmission connection portion and drives transmission connection portion
It is mobile with closure part.
Further, the top of seal closure is arranged in actuator, and avoid holes are provided on seal closure, and transmission connection portion passes through
It is connect after avoid holes with actuator.
Further, closure part includes plunger, and actuator includes driving motor, and transmission connection portion includes lead screw, lead screw
Upper end and driving motor cooperate, and lower end is connect with plunger.
Further, plunger is threaded through in mounting hole or lead screw is threaded through in mounting hole.
Further, connecting tube includes the first opening and the second opening, and closure part setting is opened in the first opening or second
Mouthful place, and the first end of closure part being connected in connecting tube pivotly, the second end of closure part are swinging end, actuator
Including driving motor, transmission connection portion includes lead screw and connecting line, and lead screw is threaded through in mounting hole, and the upper end of lead screw and drive
Dynamic motor cooperation, the both ends of connecting line are connected on the lower end and closure part of lead screw.
Further, connecting tube includes the first opening and the second opening, and closure part setting is opened in the first opening or second
Mouthful place, and the first end of closure part being connected in connecting tube pivotly, the second end of closure part are swinging end, actuator
Including driving motor, transmission connection portion includes connecting line, and one end of connecting line is connect with closure part, and the other end of connecting line passes through
Cooperate after mounting hole and avoid holes with driving motor.
Further, valve mechanism further includes locating flange, and locating flange includes abutment sleeve and is connected to positioning sleeve
Chimb on the lateral wall of cylinder, abutment sleeve are threaded through in mounting hole, and closure part or transmission connection portion are threaded through abutment sleeve
Interior, chimb is located at the outside of connecting tube.
Further, locating flange is arranged in seal closure, and one end of elastic sealing element is connected on chimb.
It applies the technical scheme of the present invention, is provided with elastic sealing element between connecting tube and flow regulating part, thus anti-
Only the medium in connecting tube is from the clearance leakage between flow regulating part and mounting hole.Meanwhile seal closure further enhances valve
The sealing performance of door.Therefore valve mechanism of the invention has the characteristics that sealing performance is preferable.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide further understanding of the present invention, and of the invention shows
Examples and descriptions thereof are used to explain the present invention for meaning property, does not constitute improper limitations of the present invention.In the accompanying drawings:
Fig. 1 shows the structural schematic diagram of the embodiment one of valve mechanism according to the present invention；
Structural schematic diagram when being moved down Fig. 2 shows the flow regulating part of valve mechanism in Fig. 1；
Fig. 3 shows the structural schematic diagram of the embodiment two of valve mechanism according to the present invention；
Fig. 4 shows the structural schematic diagram of the embodiment three of valve mechanism according to the present invention；
Structural schematic diagram when the flow regulating part that Fig. 5 shows valve mechanism in Fig. 4 moves down；
Fig. 6 shows the structural schematic diagram of the example IV of valve mechanism according to the present invention；
Structural schematic diagram when the flow regulating part that Fig. 7 shows valve mechanism in Fig. 6 moves down；
Fig. 8 shows the structural schematic diagram of the embodiment five of valve mechanism according to the present invention；
Fig. 9 shows the structural schematic diagram that the flow regulating part of valve mechanism in Fig. 8 closes the second opening；
Figure 10 shows the structural schematic diagram of the embodiment six of valve mechanism according to the present invention；
Figure 11 shows the structural schematic diagram that the flow regulating part of valve mechanism in Figure 10 closes the second opening；
Figure 12 shows the structural schematic diagram of the embodiment seven of valve mechanism according to the present invention；
Figure 13 shows the structural schematic diagram of the embodiment eight of valve mechanism according to the present invention；And
Figure 14 shows the structural schematic diagram that the flow regulating part of valve mechanism in Figure 13 closes the second opening.
Wherein, the above drawings include the following reference numerals:
10, connecting tube；11, the first opening；12, the second opening；13, mounting hole；20, flow regulating part；21, closure part；
211, plunger；22, transmission connection portion；221, lead screw；222, connecting line；30, elastic sealing element；31, the first elastic sealing element；
32, the second elastic sealing element；40, seal closure；41, avoid holes；50, actuator；60, locating flange；61, abutment sleeve；62, convex
Side；70, pulley；80, connecting flange.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of embodiments of the present application, instead of all the embodiments.Below
Description only actually at least one exemplary embodiment be it is illustrative, never as to the application and its application or making
Any restrictions.Based on the embodiment in the application, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, shall fall in the protection scope of this application.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
Embodiment one:
As depicted in figs. 1 and 2, the valve mechanism of embodiment one includes flow regulating part 20, elastic sealing element 30 and close
Sealing cover 40.Flow regulating part 20 passes through the peace of connecting tube 10 for being movably disposed at connecting tube 10, flow regulating part 20
Hole 13 and part is filled to be located in connecting tube 10.Elastic sealing element 30 is for being arranged between connecting tube 10 and flow regulating part 20 simultaneously
Seal the gap between flow regulating part 20 and mounting hole 13.Seal closure 40 is for being arranged in connecting tube 10 and being located at flow
Outside regulating part 20.
Using the technical solution of the present embodiment, elastic sealing element is provided between connecting tube 10 and flow regulating part 20
30, to prevent clearance leakage of the medium in connecting tube 10 between flow regulating part 20 and mounting hole 13.Meanwhile seal closure
40 further enhance the sealing performance of valve mechanism.Therefore the valve mechanism of the present embodiment has sealing performance preferably special
Point.
As shown in Figure 1, flow regulating part 20 includes closure part 21 and transmission connection portion in the technical solution of embodiment one
22, closure part 21 connect for changing the circulation area in connecting tube 10, transmission connection portion 22 with closure part 21.Specifically, it seals
Stifled portion 21 can change the circulation area of medium in connecting tube 10, to play the effect for changing flow.Transmission connection portion 22 with
Closure part 21 connects and upper end extends to outside connecting tube 10.Further, the upper end in above-mentioned transmission connection portion 22 can be with
The upper end in driving source (such as motor, cylinder) connection or transmission connection portion 22 is manual operation end.
As depicted in figs. 1 and 2, elastic sealing element 30 includes the first elastic sealing element 31 and the second elastic sealing element 32, the
One elastic sealing element 31 is connected between connecting tube 10 and flow regulating part 20, and the first elastic sealing element 31 is located at connecting tube 10
Outside, the second elastic sealing element 32 is connected between connecting tube 10 and flow regulating part 20, and the second elastic sealing element 32 is located at company
In adapter tube 10.Specifically, the upper end of the first elastic sealing element 31 is connect with the outer peripheral surface of lead screw 221, lower end and connecting tube 10
Outside wall surface connection.The upper end of second elastic sealing element 32 is connect with the inner wall of connecting tube 10, and the upper end of lower end and plunger 211 connects
It connects.
In the present embodiment, the lower end of the first elastic sealing element 31 can be directly connected to the outside wall surface of connecting tube 10,
It can be indirectly connected with by adapter.For example, as depicted in figs. 1 and 2, connecting flange 80 can be set in valve mechanism, the
The lower end of one elastic sealing element 31 is indirectly connected with by connecting flange 80 and the outside wall surface of connecting tube 10.Specifically, connecting flange
80 both ends are respectively arranged with annular element, and the annular element of 80 one end of connecting flange is connect with the outside wall surface of connecting tube 10, connection method
The annular element of blue 80 other ends is connect with the lower end of the first elastic sealing element 31, in this way can be in order to the assembly of valve mechanism.
In order to further increase valve mechanism leakproofness, pressure ring, pressure ring and connection method can also be set in valve mechanism
The annular element connection of blue 80 other ends, and the lower end of the first elastic sealing element 31 be folded in pressure ring and connecting flange 80 it
Between, to improve the leakproofness of the first elastic sealing element 31, prevent valve mechanism from leaking.
As shown in Figure 1, valve mechanism further includes actuator 50, actuator 50 and biography in the technical solution of embodiment one
Rotation connection 22 connects and drives transmission connection portion 22 and closure part 21 mobile.Specifically, actuator 50 can drive transmission to connect
Socket part 22 moves up and down, so that closure part 21 moves up and down in connecting tube 10.
As shown in Figure 1, the top of seal closure 40, seal closure is arranged in actuator 50 in the technical solution of embodiment one
Avoid holes 41 are provided on 40, transmission connection portion 22 is connect after passing through avoid holes 41 with actuator 50.Specifically, transmission connection portion
The sealing structures such as sealing ring can be set between 22 and avoid holes 41, to guarantee the sealing performance of seal closure 40.
As shown in Figure 1, closure part 21 includes plunger 211 in the technical solution of embodiment one, actuator 50 includes driving
Motor, transmission connection portion 22 include lead screw 221, and the upper end of lead screw 221 and driving motor cooperate, and lower end is connect with plunger 211.Tool
Body, the lower part of plunger 211 is located in connecting tube 10, and when plunger 211 moves down, the circulation area in connecting tube 10 becomes
It is small.When plunger 211 moves up, the circulation area in connecting tube 10 becomes larger.Further, driving motor can drive lead screw
221 rotations, lead screw 221 can convert rotation to and move up and down.Control is played by controlling rotating and reverse for actuator 50
The effect that plunger 211 moves up.
In the present embodiment, connecting tube 10 includes the first opening 11 and the second opening 12, the central axis of the first opening 11
Angularly it is arranged with the central axis of the second opening 12.Further, above-mentioned angle is 90 degree.Namely connecting tube 10 is curved
Pipe.Corresponding second opening, 12 setting in 211 lower end of plunger namely plunger 211 can turn on or off second when moving up and down and open
Mouth 12.In order to preferably close the second opening 12, the shape in the section of the lower end of plunger 211 is trapezoidal namely 211 lower end of plunger
Shape be frustum structure.Preferably, the tube wall at the second opening 12 is provided with the bevel edge with above-mentioned trapezoidal inclined-plane cooperation.
Further, sealing strip is provided on above-mentioned bevel edge.
Embodiment two:
As seen from Figure 3, in example 2, plunger 211 be hollow structure, the lower end of lead screw 221 extend downwardly into
In plunger 211.And built-in fitting is provided in plunger 211, the lower end of lead screw 221 is welded on built-in fitting.The top of plunger 211
It is provided with cover board, the middle part welding of lead screw 221 is on the cover board.
As shown in figure 3, the cross sectional shape of the lower end of plunger 211 is arc in the technical solution of embodiment two.It is preferred that
Ground, the outer surface of the lower end of plunger 211 are spherical.
As shown in figure 3, elastic sealing element 30 and plunger 211 cooperate in the technical solution of embodiment two.Specifically, bullet
The upper end of property sealing element 30 is connected to the upper end of plunger 211.
As shown in figure 3, plunger 211 is threaded through in mounting hole 13 in the technical solution of embodiment two.Specifically, plunger
211 outer diameter is adapted with the internal diameter of mounting hole 13, so that plunger 211 can be moved up and down along desired trajectory.
As shown in figure 3, the lower end of seal closure 40 is connected on chimb 62 in the technical solution of embodiment two.Specifically,
Seal closure 40 is the cover structure of lower ending opening, and the lower end of seal closure 40 is provided with flange.It turns over the lower end of seal closure 40
Side and above-mentioned chimb 62 are stacked, and are linked together by fastening bolt therebetween.
As shown in figure 3, in the technical solution of embodiment two, one end of elastic sealing element 30 is folded in chimb 62 and close
Between sealing cover 40.Specifically, the lower end of elastic sealing element 30 is folded between chimb 62 and seal closure 40.Further, convex
It is linked together between side 62 and seal closure 40 by fastener, so that under the clamping action of fastener, elastic packing
Simultaneously so that the sealing effect is better for the lower end deformation of part 30.
As shown in figure 3, valve mechanism further includes locating flange 60 in the technical solution of embodiment two.Locating flange 60
Including abutment sleeve 61 and the chimb 62 that is connected on the lateral wall of abutment sleeve 61, abutment sleeve 61 are threaded through mounting hole 13
It is interior.Chimb 62 is located at the outside of connecting tube 10.Specifically, the outer diameter of abutment sleeve 61 is adapted with the internal diameter of mounting hole 13.Column
Plug 211 is threaded through in abutment sleeve 61.Be provided with turnup structure at the mounting hole 13 of connecting tube 10, above-mentioned chimb 62 with turn over
Side structure abuts and limits the position of abutment sleeve 61.Above structure can reduce the requirement of the machining accuracy of mounting hole 13.
As shown in figure 3, the lower end of seal closure 40 is connected on chimb 62 in the technical solution of embodiment two.Specifically,
Seal closure 40 is the cover structure of lower ending opening, and the lower end of seal closure 40 is provided with flange.It turns over the lower end of seal closure 40
Side and above-mentioned chimb 62 are stacked, and are linked together by fastening bolt therebetween.
As shown in figure 3, in the technical solution of embodiment two, one end of elastic sealing element 30 is folded in chimb 62 and close
Between sealing cover 40.Specifically, the lower end of elastic sealing element 30 is folded between chimb 62 and seal closure 40.Further, convex
It is linked together between side 62 and seal closure 40 by fastener, so that under the clamping action of fastener, elastic packing
Simultaneously so that the sealing effect is better for the lower end deformation of part 30.
As shown in figure 3, in the technical scheme of this embodiment, in the central axis of the first opening 11 and the second opening 12
Mandrel line is parallel to each other.Further, the central axis of the first opening 11 and the central axis of the second opening 12 are overlapped, Ye Jilian
Adapter tube 10 is straight tube.
Preferably, above-mentioned elastic sealing element 30 can be bellows, or by structures such as the sealing drums of soft rubber material.It is soft
Glue material matter can be silica gel, rubber etc..
Embodiment three:
As shown in Figure 4 and Figure 5, in the present embodiment, the first above-mentioned elastic sealing element 31 is connect with transmission connection portion 22.
Namely first elastic sealing element 31 upper end and lead screw 221 cooperate.Meanwhile the lower end of seal closure 40 is connected directly between connecting tube 10
Outer tube wall on.Locating flange 60 does not connect with seal closure 40 and is located at the inside of seal closure 40.In the present embodiment, elasticity is close
Sealing 30 can only include the first elastic sealing element 31.
Example IV:
As shown in Figure 6 and Figure 7, in the present embodiment, the central axis of the central axis of the first opening 11 and the second opening 12
Line is angularly arranged.Further, above-mentioned angle is 90 degree.Namely connecting tube 10 is bend pipe.211 lower end of plunger corresponding the
Two openings, 12 setting.Namely plunger 211 can turn on or off the second opening 12 when moving up and down.In order to preferably close
Two openings 12, it is frustum structure that the shape in the section of the lower end of plunger 211, which is trapezoidal namely plunger 211 shape,.Preferably,
Tube wall at second opening 12 is provided with the bevel edge with above-mentioned trapezoidal inclined-plane cooperation.Further, on above-mentioned bevel edge
It is provided with sealing strip.
In the present embodiment, elastic sealing element 30 can only include the first elastic sealing element 31, the first elastic sealing element 31
It is connected between the outer surface of connecting tube 10 and flow regulating part 20.Specifically, the upper end of the first elastic sealing element 31 and plunger
211 outer peripheral surface connection, lower end is connect with chimb 62.
Embodiment five:
As shown in Figure 8 and Figure 9, in the present embodiment, the setting of closure part 21 is at the second opening 12.And closure part 21
First end being connected in connecting tube 10 pivotly, the second end of closure part 21 are swinging end.Actuator 50 includes driving electricity
Machine, transmission connection portion 22 include lead screw 221 and connecting line 222.Lead screw 221 is threaded through in mounting hole 13, and lead screw 221 is upper
End cooperates with driving motor, and the both ends of connecting line 222 are connected on the lower end and closure part 21 of lead screw 221.Specifically, from
Fig. 9 and Figure 10 can see, and when lead screw 221 moves up, are able to drive connecting line 222 and move up.Meanwhile closure part 21
Left end is swung up and opens the second opening 12.
Embodiment six:
As shown in Figure 10 and Figure 11, it is according to the difference of the embodiment six and embodiment five of the valve mechanism of the application,
In embodiment five, the lower end of connecting line 222 is connected to the middle part of closure part 21.And in embodiment six, the lower end of connecting line 222 connects
It connects in the position by left side of closure part 21.
Embodiment seven:
As shown in figure 12, it is according to the difference of the embodiment seven and embodiment six of the valve mechanism of the application, closure part
21 settings are at the second opening 12.And the first end of closure part 21 being connected in connecting tube 10 pivotly, closure part 21
Second end be swinging end.Actuator 50 include driving motor, transmission connection portion 22 include connecting line 222, the one of connecting line 222
End is connect with closure part 21, and the other end of connecting line 222 cooperates after passing through mounting hole 13 and avoid holes 41 with driving motor.Specifically
Screw structure is no longer arranged in embodiment seven for ground, but directly be tensioned by driving motor or loose connecting line 222 (or
Pass through operator's manual tension or relaxation connecting line 222).Further, elastic sealing element 30 includes positioned at the of upside
One elastic sealing element 31 and the second elastic sealing element 32 positioned at downside.Wherein, the upper end of the first elastic sealing element 31 and connection
The part in the outside positioned at connecting tube 10 of line 222 cooperates.Meanwhile first elastic sealing element 31 upper end and connecting line 222 it
Between the clamping structures such as clip are set.The inside positioned at connecting tube 10 of the lower end and connecting line 222 of second elastic sealing element 32
Part cooperates.Meanwhile second elastic sealing element 32 lower end and connecting line 222 between the clamping structures such as clip are set.
As shown in figure 12, it in the technical solution of embodiment seven, is provided at mounting hole 13 and avoid holes 41 and connecting line
The pulley 70 or positioning sleeve of 222 cooperations.Above structure prevent connecting line 222 when moving with mounting hole 13 and avoid holes 41
Hole wall occurs to rub and connecting line 222 is caused to be broken.
Embodiment eight:
As shown in Figure 13 and Figure 14, it is according to the difference of the embodiment eight and embodiment seven of the valve mechanism of the application,
In embodiment seven, the lower end of connecting line 222 is connected to the middle part of closure part 21.And in embodiment eight, under connecting line 222
End is connected to the position by left side of closure part 21.
Unless specifically stated otherwise, positioned opposite, the digital table of the component and step that otherwise illustrate in these embodiments
Up to the unlimited scope of the present application processed of formula and numerical value.Simultaneously, it should be appreciated that for ease of description, each portion shown in attached drawing
The size divided not is to draw according to actual proportionate relationship.For technology, side known to person of ordinary skill in the relevant
Method and equipment may be not discussed in detail, but in the appropriate case, and the technology, method and apparatus should be considered as authorizing explanation
A part of book.In shown here and discussion all examples, any occurrence should be construed as merely illustratively, and
Not by way of limitation.Therefore, the other examples of exemplary embodiment can have different values.It should also be noted that similar label
Similar terms are indicated in following attached drawing with letter, therefore, once it is defined in a certain Xiang Yi attached drawing, then subsequent attached
It does not need that it is further discussed in figure.
In the description of the present application, it is to be understood that the noun of locality such as " front, rear, top, and bottom, left and right ", " laterally, vertical,
Vertically, orientation or positional relationship indicated by level " and " top, bottom " etc. is normally based on orientation or position shown in the drawings and closes
System is merely for convenience of description the application and simplifies description, and in the absence of explanation to the contrary, these nouns of locality do not indicate that
It must have a particular orientation or be constructed and operated in a specific orientation with the device or element for implying signified, therefore cannot manage
Solution is the limitation to the application protection scope；The noun of locality " inside and outside " refers to inside and outside the profile relative to each component itself.
For ease of description, spatially relative term can be used herein, as " ... on ", " ... top ",
" ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation of sign.It should be understood that spatially relative term is intended to comprising the orientation in addition to device described in figure
Except different direction in use or operation.For example, being described as if the device in attached drawing is squeezed " in other devices
It will be positioned as " under other devices or construction after part or construction top " or the device of " on other devices or construction "
Side " or " under other devices or construction ".Thus, exemplary term " ... top " may include " ... top " and
" in ... lower section " two kinds of orientation.The device can also be positioned with other different modes and (is rotated by 90 ° or in other orientation), and
And respective explanations are made to the opposite description in space used herein above.
In addition, it should be noted that, limiting components using the words such as " first ", " second ", it is only for be convenient for
Corresponding components are distinguished, do not have Stated otherwise such as, there is no particular meanings for above-mentioned word, therefore should not be understood as to this
Apply for the limitation of protection scope.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (13)
1. a kind of valve mechanism characterized by comprising
Flow regulating part (20), for being movably disposed at connecting tube (10), the flow regulating part (20) passes through described
The mounting hole (13) of connecting tube (10) is simultaneously partially located in the connecting tube (10)；
Elastic sealing element (30), described in being arranged between the connecting tube (10) and the flow regulating part (20) and sealing
Gap between flow regulating part (20) and the mounting hole (13)；
Seal closure (40), for being arranged on connecting tube (10) and being located at the flow regulating part (20) outside.
2. valve mechanism according to claim 1, which is characterized in that the flow regulating part (20) includes closure part (21)
With transmission connection portion (22), the closure part (21) connects for changing the circulation area in the connecting tube (10), the transmission
Socket part (22) is connect with the closure part (21).
3. valve mechanism according to claim 2, which is characterized in that the elastic sealing element (30) includes that the first elasticity is close
Sealing (31) and the second elastic sealing element (32), first elastic sealing element (31) are connected to the connecting tube (10) and described
Between flow regulating part (20), and first elastic sealing element (31) is located at the connecting tube (10) outside, second elasticity
Sealing element (32) is connected between the connecting tube (10) and the flow regulating part (20), and second elastic sealing element
(32) it is located in the connecting tube (10).
4. valve mechanism according to claim 3, which is characterized in that first elastic sealing element (31) and the transmission
Interconnecting piece (22) connection.
5. valve mechanism according to claim 3, which is characterized in that second elastic sealing element (32) and the transmission
Interconnecting piece (22) or the closure part (21) connection.
6. valve mechanism according to claim 2, which is characterized in that the valve mechanism further includes actuator (50), institute
Actuator (50) is stated to connect with the transmission connection portion (22) and drive the transmission connection portion (22) and the closure part (21)
It is mobile.
7. valve mechanism according to claim 6, which is characterized in that the actuator (50) is arranged in the seal closure
(40) top is provided with avoid holes (41) on the seal closure (40), and the transmission connection portion (22) passes through the avoid holes
(41) it is connect afterwards with the actuator (50).
8. valve mechanism according to claim 6, which is characterized in that the closure part (21) includes plunger (211), described
Actuator (50) includes driving motor, and the transmission connection portion (22) includes lead screw (221), the upper end of the lead screw (221) with
The driving motor cooperation, lower end is connect with the plunger (211).
9. valve mechanism according to claim 8, which is characterized in that the plunger (211) is threaded through the mounting hole
(13) in or the lead screw (221) is threaded through in the mounting hole (13).
10. valve mechanism according to claim 6, which is characterized in that the connecting tube (10) includes the first opening (11)
With the second opening (12), closure part (21) setting is open at (12) in first opening (11) or described second, and
And the first end of the closure part (21) being connected in the connecting tube (10) pivotly, the second of the closure part (21)
End is swinging end, and the actuator (50) includes driving motor, and the transmission connection portion (22) includes lead screw (221) and connecting line
(222), the lead screw (221) is threaded through in the mounting hole (13), and the upper end of the lead screw (221) and driving electricity
Machine cooperation, the both ends of the connecting line (222) are connected on the lower end and the closure part (21) of the lead screw (221).
11. valve mechanism according to claim 7, which is characterized in that the connecting tube (10) includes the first opening (11)
With the second opening (12), closure part (21) setting is open at (12) in first opening (11) or described second, and
And the first end of the closure part (21) being connected in the connecting tube (10) pivotly, the second of the closure part (21)
End is swinging end, and the actuator (50) includes driving motor, and the transmission connection portion (22) includes connecting line (222), described
One end of connecting line (222) is connect with the closure part (21), and the other end of the connecting line (222) passes through the mounting hole
(13) cooperate afterwards with the driving motor with the avoid holes (41).
12. valve mechanism according to claim 2, which is characterized in that the valve mechanism further includes locating flange (60),
The locating flange (60) includes abutment sleeve (61) and the chimb that is connected on the lateral wall of the abutment sleeve (61)
(62), the abutment sleeve (61) is threaded through in the mounting hole (13), the closure part (21) or the transmission connection portion
(22) it is threaded through in the abutment sleeve (61), the chimb (62) is located at the outside of the connecting tube (10).
13. valve mechanism according to claim 12, which is characterized in that the locating flange (60) is arranged in the sealing
It covers in (40), one end of the elastic sealing element (30) is connected on the chimb (62).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821443612.8U CN208778724U (en) | 2018-09-04 | 2018-09-04 | Valve mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821443612.8U CN208778724U (en) | 2018-09-04 | 2018-09-04 | Valve mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208778724U true CN208778724U (en) | 2019-04-23 |
Family
ID=66159878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821443612.8U Active CN208778724U (en) | 2018-09-04 | 2018-09-04 | Valve mechanism |
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| Country | Link |
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| CN (1) | CN208778724U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108843803A (en) * | 2018-09-04 | 2018-11-20 | 沈阳耐蚀合金泵股份有限公司 | Valve mechanism |
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2018
- 2018-09-04 CN CN201821443612.8U patent/CN208778724U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108843803A (en) * | 2018-09-04 | 2018-11-20 | 沈阳耐蚀合金泵股份有限公司 | Valve mechanism |
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