CN206600479U - A kind of push type control valve - Google Patents
A kind of push type control valve Download PDFInfo
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- CN206600479U CN206600479U CN201720292101.XU CN201720292101U CN206600479U CN 206600479 U CN206600479 U CN 206600479U CN 201720292101 U CN201720292101 U CN 201720292101U CN 206600479 U CN206600479 U CN 206600479U
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- 238000007789 sealing Methods 0.000 claims abstract description 90
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 87
- 239000011258 core-shell material Substances 0.000 claims abstract description 67
- 238000012856 packing Methods 0.000 claims abstract description 27
- 230000007246 mechanism Effects 0.000 claims abstract description 21
- 238000009434 installation Methods 0.000 claims description 21
- 230000000694 effects Effects 0.000 claims description 15
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 2
- 230000004323 axial length Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 102000010637 Aquaporins Human genes 0.000 description 1
- 108010063290 Aquaporins Proteins 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000693 micelle Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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Abstract
The utility model provides a kind of push type control valve, belongs to valve technology field.It solves the problem of easily being failed after the mechanical automatic switch valve core of existing pressing is used for a long time.This push type control valve, including valve core shell, the top of the valve core shell is provided with sliding pawl set and telescoping mechanism, the bottom of valve core shell, which has, can connect the water passage of water inlet and delivery port, also it is vertically arranged with valve core shell in shaft-like depression bar, the sealing fuse being arranged at below depression bar and the Packing spring being arranged between depression bar and sealing fuse, depression bar upper end and the downside of above-mentioned sliding pawl set lean, the depression bar can move to low level with above-mentioned sliding pawl set and above-mentioned sealing fuse is blocked above-mentioned water passage in the presence of Packing spring, return mechanism is additionally provided with valve core shell, the return mechanism can drive above-mentioned sealing fuse to move up and turn on above-mentioned water passage when above-mentioned sliding pawl set is mobile to a high position.This push type control valve has the advantages that stability in use is good.
Description
Technical field
The utility model belongs to valve technology field, is related to a kind of control valve, more particularly to a kind of push type control valve.
Background technology
In existing sanitaryware, for realizing the valve of water route switch control mainly using two kinds of sealing structures：It is a kind of
It is ceramic sheet sealing structure, another use rubber sealing structure.Both structures belong to opening for rotary control valve, i.e. valve
Closing control needs to drive by rotating handwheel or handle, and not only volume is larger for the structure of this handwheel, and consumptive material is more, and in user
Easily skidded using operation during detergent, it is necessary to design anti-skidding structure in addition.
Therefore, people devise a kind of mechanical automatic switch valve core of pressing, and Chinese patent (its Application No. is applied for：
201620370370.9；Its notification number is：CN205715926U), the automatic switch valve element includes upper valve body and lower valve body, upper valve
Provided with water shutoff seat between body and lower valve body, the upper end of water shutoff seat is a necking part, and flexible core shell is set in upper valve intracoelomic cavity
In, and between water shutoff seat and upper valve body.Wherein, the movement that stretches includes flexible pressing lever, flexible guiding bar, flexible movement bullet
Spring and flexible auxiliary magnet, wherein, flexible pressing lever upper end passes flexible core shell and upper valve body and formed by compressing switch.
The pressing machinery automatic switch valve core in use, by user press upper end by compressing switch, pass through similar ball pen
Gear switching construction drive flexible auxiliary magnet to move up and down and be respectively positioned in Guan Shui positions and the higher boiling water in position
Position, and then drive water shutoff spring and water shutoff micelle to move up and down by the magnet suction for the auxiliary magnet that stretches, so as to realize pair
The break-make control in water route.Pressing machinery automatic switch valve core, come the switch of control valve, eliminates hand by way of pressing
The structures such as wheel, reduce volume, reduce cost and avoid using situation about skidding.
But, flexible auxiliary magnet and water shutoff spring in the mechanical automatic switch valve core of above-mentioned pressing are divided into water shutoff seat
It is inside and outside, water is full of in water shutoff seat, the suction that flexible auxiliary magnet applies to water shutoff spring is by water in water shutoff seat wall thickness, water shutoff seat
, there is the problem of job stability is difficult to ensure that in the influence of the factors such as the lifting surface area of stream and water shutoff spring；And make for a long time
With rear, as the magnetic force of flexible auxiliary magnet gradually weakens or even disappears, pressing machinery automatic switch valve core will be unable to normally
Use.
The content of the invention
The purpose of this utility model is in view of the above-mentioned problems existing in the prior art, it is proposed that a kind of push type control valve,
Technical problem to be solved is how to improve the stability in use of push type control valve.
The purpose of this utility model can be realized by following technical proposal：
A kind of push type control valve, including valve core shell, the top of the valve core shell are provided with sliding pawl set and can make to slide pawl set
The telescoping mechanism changed between high-order and low level, the bottom of described valve core shell, which has, can connect the mistake of water inlet and delivery port
Aquaporin, it is characterised in that be also vertically arranged with described valve core shell in shaft-like depression bar, the sealing being arranged at below depression bar
Fuse and the Packing spring being arranged between depression bar and sealing fuse, described depression bar upper end and the downside of above-mentioned sliding pawl set
Lean, the depression bar can move to low level with above-mentioned sliding pawl set and block above-mentioned sealing fuse in the presence of Packing spring
State in water passage, described valve core shell and be additionally provided with return mechanism, the return mechanism can be mobile to a high position in above-mentioned sliding pawl set
When drive above-mentioned sealing fuse to move up and turn on above-mentioned water passage.
The principle of telescoping mechanism in this push type control valve is same as the prior art, equally can press upper end by user
Switch can be respectively moved to the higher high position of the relatively low low level in position and position so as to drive sliding pawl set to rotate and move up and down.
Moved down in use, user presses telescoping mechanism so that sliding pawl set, then drive depression bar to move down, elastic force of the sealing fuse in Packing spring
Extended downwardly under effect and block water passage.Here, when driving the sliding pawl set to be displaced downwardly to extreme lower position because of telescoping mechanism not most
Whole position location, also needs up to make one section of short-range reset and is just moved to low level, concrete operating principle refers to ball pen
Gear shifting structure is driven, so, Packing spring can make depression bar apply active force when moving up reset to sealing fuse and make sealing fuse
It is maintained on the position for blocking water passage.When the sliding pawl of telescoping mechanism drive, which is put, moves to a high position, in the effect of return mechanism
Lower band dynamic sealing fuse is moved up so that water passage is turned on again.
This push type control valve is directly driven by the structure of depression bar, it is to avoid other structures or time factor
Influence, it is ensured that drive to all-the-time stable sealing fuse action, improve stability.
In a kind of above-mentioned push type control valve, described return mechanism includes elastic component and is vertically arranged at above-mentioned
Tubular sleeve in valve core shell, above-mentioned sealing fuse is arranged in the sleeve, and the lower end of described depression bar acts on sleeve
Upper end and sleeve can be made to be moved down with depression bar, above-mentioned sleeve lining has on stop part, described sealing fuse lateral wall and had
Limiting section, described limiting section is located above stop part and can be be leant and spacing on the upside of stop part, and described sleeve can be
Sliding pawl set is moved up to elastic force effect lower band dynamic sealing fuse of high position when mobile in above-mentioned elastic component.When sliding pawl set is moved to low level
When, depression bar is moved down and moved down with moving sleeve with depression bar, and the stop part on sleeve is moved down therewith, make its to seal fuse spacing position
Put and move down, sealing fuse can move down in the presence of Packing spring and block water passage；When sliding pawl set is mobile to a high position, by
To influence spacing between stop part and limiting section, sleeve drives sealing fuse to move up, laid equal stress under the elastic force effect of elastic component
New conducting water passage.Here, because being displaced downwardly to the characteristics of minimum point can move up reset again in view of telescoping mechanism so that depression bar
It can not be directly rigidly connected with sealing fuse and be provided with Packing spring, so when needing connection water passage by sleeve knot
Structure come drive sealing fuse move up with coordinate depression bar structure realize rigidity driving.
In a kind of above-mentioned push type control valve, plate-like pressure is provided between described depression bar and above-mentioned sleeve
Plate, the lower end of the upper side of the pressing plate and above-mentioned depression bar leans, and the downside of pressing plate and the upper end of above-mentioned sleeve lean.It is logical
Cross pressing plate to transmit the thrust of depression bar so that the stress surface of sleeve is bigger, and pushing course is more stable.
In a kind of above-mentioned push type control valve, described pressing plate downside has the installation portion that protrusion is in the form of a column, institute
The sealing fuse stated, which is located at the lower section of above-mentioned installation portion and sealing fuse upper end, has recessed installation cavity, above-mentioned Packing spring
Upper end is sheathed on the outside of installation portion and leant with the downside of pressing plate, the lower end of Packing spring stretch into above-mentioned installation cavity and with
The bottom surface of installation cavity leans.The two ends of Packing spring realized respectively by installation portion and installation cavity it is spacing, can avoid sealing
Circumferential offset occurs for spring, it is ensured that the direction for the active force that spring applies is stable, and then ensures that the driving of sealing fuse is stable.
In a kind of above-mentioned push type control valve, described sleeve upper surface has recessed mounting groove, above-mentioned pressing plate
It is caught in the mounting groove.Pressing plate is carried out by mounting groove spacing, it is ensured that the position of pressing plate is constant, and then ensures thrust transmission
Stability.
In a kind of above-mentioned push type control valve, seal is additionally provided with described valve core shell, the side of the seal
Edge is connected with the inner wall sealing of above-mentioned valve core shell and water cavity was formed on the upside of seal, the lower end of above-mentioned depression bar, sleeve, sealing
Fuse and Packing spring were respectively positioned in water cavity, and the water inlet and delivery port are respectively positioned on the downside of seal, and described is close
Sealing can move down in valve core shell and seal above-mentioned delivery port, also extended through on described seal offer can connect water inlet and
Cross the inlet opening of water cavity and delivery port can be connected and the relief hole of water cavity is crossed, the aperture of described relief hole is more than inlet opening
Aperture, above-mentioned sealing fuse can block above-mentioned relief hole.The lower end of sleeve, sealing fuse, Packing spring and depression bar is all provided with
It was placed in water cavity, i.e. the upper side and lower side of sleeve and sealing fuse is each filled with water, depression bar can be reduced and promote sleeve and sealed core
The mobile resistance of son.After relief hole at seal is blocked by sealing fuse, water flows through inlet opening and entered water cavity and can not flow
Go out, in the presence of hydraulic pressure and Packing spring, seal is moved down and seals the inner port of delivery port, and water passage is blocked；
Conversely, after sealing fuse is moved up, relief hole is opened, the current crossed in water cavity flow out from relief hole, and the current rate of outflow is more than
Inflow velocity at inlet opening, crosses hydraulic pressure reduction in water cavity, and seal is moved up and opened out under the hydraulic pressure effect of water inlet
The inner port at the mouth of a river, current can be flowed directly out.The switch control of the seal is used as auxiliary using hydraulic pressure, it is possible to decrease Packing spring
Active force demand, it is ensured that sealing fuse, which can be stablized, effectively realize the keying of water passage.
In a kind of above-mentioned push type control valve, described crossing in water cavity is additionally provided with secondary spring, the secondary spring
With extending downwardly from being in shaft-like guide part, the guide part is arranged in above-mentioned inlet opening.Guide part is arranged in inlet opening, no
The difficulty of water inlet hole machined can be only reduced, and can be the mobile offer guiding of seal, and in seal relative to guide part
The impurity that may be remained at inlet opening is removed in mobile process by guide part, it is ensured that the stability that seal is used.
In a kind of above-mentioned push type control valve, it is annular in shape that described stop part includes that above-mentioned sleeve lining protrudes
Convex shoulder, described limiting section includes the gear edge annular in shape of sealing fuse outer wall protrusion., can be real by the cooperation on convex shoulder and gear edge
Existing sleeve is spacing with sealing fuse, meanwhile, less, working stability is interfered in both convenient separation.
As another situation, in a kind of above-mentioned push type control valve, described stop part is included on sleeve lining
Taper surface one, described limiting section includes the taper surface two on sealing fuse outer wall, described taper surface one and taper surface two
Diameter be gradually reduced from top to bottom, the lower end diameter of described taper surface one is less than the diameter of the upper end of taper surface two.Taper
The cooperation of face one and taper surface two can also realize spacing, and the mother of taper surface one and taper surface two between sleeve and sealing fuse
Line angle of inclination is different, can not be separated with avoiding both from fitting.
In a kind of above-mentioned push type control valve, the upper end of above-mentioned valve core shell and depression bar are stretched out in described depression bar upper end
Sealing ring is provided between lateral wall and above-mentioned valve core shell.Valve core shell is stretched out in the upper end of depression bar is used for the downside phase with sliding pawl set
Against setting sealing ring between depression bar and valve core shell so that other structures may be contained within water cavity, can reduce pushing course
The influence of middle hydraulic pressure.
In a kind of above-mentioned push type control valve, described valve core shell includes upper valve core shell, lower valve core shell and setting
Valve seat between upper valve core shell and lower valve core shell, described upper valve core shell is threadedly coupled with lower valve core shell, and described valve seat is in
Tubular, the edge of above-mentioned seal is pressed between valve seat and lower valve core shell, and the lower end of above-mentioned sleeve and sealing fuse is worn
In in valve seat.By valve seat come fixing seals, meanwhile, the structure for sleeve and sealing fuse provides guiding and supported.
As another situation, in a kind of above-mentioned push type control valve, described return mechanism includes elastic component, erected
The gangbar that directly sets and the plate-like linkage board for being fixed on above-mentioned depression bar lower end, described elastic component are arranged at sliding pawl set
Downside and sliding pawl set can be moved up under the elastic force effect of elastic component, described depression bar upper end is connected with above-mentioned sliding pawl set, described
Vertically through through hole is offered on linkage board, the lower end of described gangbar is connected with above-mentioned sealing fuse upper end, connection
The upper end of lever is through above-mentioned through hole and can be slided up and down in through hole, and the upper end of described gangbar has STATEMENT OF FEDERALLY SPONSORED and the connection
Moving part can be resisted against on the upper side of linkage board when above-mentioned depression bar is moved up.When depression bar is moved down, acted in the elastic force of Packing spring
It is lower that sealing fuse is ejected downwards and water passage is blocked；When sliding pawl set turns to upper level position, acted in the elastic force of elastic component
Lower to drive sliding pawl set and depression bar to move up, because STATEMENT OF FEDERALLY SPONSORED is resisted against on the upper side of linkage board, depression bar can be driven close by gangbar
Envelope fuse is moved up.
Compared with prior art, this push type control valve is realized to sealed core by the mechanical structure of depression bar mating sleeve
Son moves down and moved up the direct drive of action, it is to avoid other structures drive to it influence of process, it is ensured that stability.Together
When, the stability of driving can be also kept after long-term use.
Brief description of the drawings
Fig. 1 is the cross section structure diagram of this push type control valve embodiment one.
Fig. 2 is the enlarged drawing at the sleeve of this push type control valve.
Fig. 3 is the enlarged drawing at the seal of this push type control valve.
Fig. 4 is the structural representation of this push type control valve middle sleeve.
Fig. 5 is the structural representation of sealing fuse in this push type control valve.
Fig. 6 is the cross section structure diagram of this push type control valve embodiment two.
In figure, 1, valve core shell；1a, water inlet；1b, delivery port；1c, water passage；1d, excessively water cavity；1e, upper valve core shell；
1f, lower valve core shell；1g, valve seat；2nd, sliding pawl set；3rd, depression bar；4th, sleeve；4a, stop part；4b, mounting groove；4c, shoulder block；5th, seal
Fuse；5a, limiting section；5b, installation cavity；6th, Packing spring；7th, elastic component；8th, pressing plate；8a, installation portion；9th, seal；9a, enter
Water hole；9b, relief hole；10th, secondary spring；10a, guide part；11st, sealing ring；12nd, stretches push rod；13rd, adjustable spring；14th, lead
Rail；15th, pressure cap；16th, bonnet；17th, gangbar；18th, linkage board；19th, STATEMENT OF FEDERALLY SPONSORED.
Embodiment
The following is specific embodiment of the utility model and with reference to accompanying drawing, further is made to the technical solution of the utility model
Description, but the utility model is not limited to these embodiments.
Embodiment one
As shown in figure 1, this push type control valve includes valve core shell 1, the valve core shell 1 includes upper valve core shell 1e, threaded connection
Lower valve core shell 1f in upper valve core shell 1e lower ends, it is threadedly connected to the bonnet 16 of upper valve core shell 1e upper ends and is arranged at upper valve core
In shell 1e and the tubular valve seat 1g that is fixed between upper valve core shell 1e and lower valve core shell 1f.The top of valve core shell 1 is provided with
Substantially 2 and the telescopic machines that sliding pawl set 2 can be driven to act and be positioned at closed position and open position are covered in the cunning pawl of tubbiness
Structure.Wherein, telescoping mechanism includes the tubular guide rail 14 being fixed on vertically between upper valve core shell 1e and bonnet 16 and in bucket
The stretches push rod 12 of shape, the stretches push rod 12 is opening down and is sheathed on the sliding outside of pawl set 2, and the upper end of stretches push rod 12 is stretched out
State bonnet 16 and form the press section for supplying pressing.Having respectively on the lower end outer wall of stretches push rod 12 and sliding pawl set 2 can phase interworking
Offer the longer elongated slot of axial length and the shorter short groove of axial length on the teeth of conjunction, the inwall of guide rail 14, elongated slot and short
Groove is arranged alternately, and the teeth of stretches push rod 12 and sliding pawl set 2 can be engaged with the elongated slot or short groove on the inwall of guide rail 14 respectively.
Here, the structure and operation principle of guide rail 14, stretches push rod 12 and sliding pawl set 2 are same as the prior art, and can
With reference to the flexible gear shifting structure of ball pen, then with returning spring of the unification as elastic component 7, it can be pressed by user in stretches push rod 12
Press section with drive sliding pawl set 2 be respectively positioned in the higher elongated slot in position or the relatively low short groove in position in, even if sliding pawl set 2
It is positioned at higher open position or relatively low closed position.When sliding pawl set 2 is positioned at closed position, stretches push rod 12 can on
Under slidably, can as Fig. 1 stretches push rod 12 outside set an adjustable spring 13 so that stretches push rod 12 can be remained in
The state of higher position, it is ensured that the comfortableness of operation.
Also vertically it is provided with shaft-like depression bar 3, cylindrical sleeve 4 and is in the form of a column in upper valve core shell 1e
Sealing fuse 5, upper valve core shell 1e is stretched out in the upper end of depression bar 3 and the downside of the end of upper end and sliding 2 tops of pawl set leans.
Upper valve core shell 1e upper end is provided with a sealing ring 11 and is sheathed on the outside of depression bar 3, and is threadingly attached to upper valve core shell 1e
The pressure cap 15 of upper end is pressed on the lateral wall of depression bar 3.
As shown in Fig. 2, Fig. 4 and Fig. 5, there are a horizontally disposed plate-like pressing plate 8, the upside of pressing plate 8 in the lower section of depression bar 3
Face leans with the lower surface of depression bar 3, and the upper surface of sleeve 4 has a recessed mounting groove 4b, pressing plate 8 be caught in mounting groove 4b and
Cover the endoporus of sleeve 4.The lower section of pressing plate 8, which has, protrudes cylindrical installation portion 8a, and sealing fuse 5 is arranged in sleeve 4
And positioned at the lower section of pressing plate 8, sealing fuse 5 lower end has sealing, and upper end has recessed installation cavity 5b.Seal fuse 5 and pressure
Packing spring 6 is provided between plate 8, the upper end of the Packing spring 6 is sheathed on the outside of installation portion 8a and offseted with the downside of pressing plate 8
Lean on, the lower end of Packing spring 6 is stretched into installation cavity 5b and leant with installation cavity 5b bottom surface.
It is in be in protrusion on annular convex shoulder, the upper end outer wall of sealing fuse 5 also to have protrusion on the inwall of sleeve 4
The gear edge of annular, gear is along the top for being located at convex shoulder and can be leant with convex shoulder.Valve seat 1g upside has protruding upward in circle
The lower end of the neck of tubular, sleeve 4 and sealing fuse 5 is arranged in the neck.The lateral wall of the upper end of sleeve 4 also has protrusion
In the shoulder block 4c of annular, the above-mentioned returning spring as elastic component 7 is provided between shoulder block 4c and the upper end end face of neck, and
The two ends of returning spring lean with shoulder block 4c with neck respectively.Certainly, the elastic component 7 can as needed be replaced with and other had
The part of elastic-restoring force, the reply part being made similar to the flexible material such as rubber also can be as needed such as prior art
Described in the downside for being arranged at sliding pawl set 2.
As shown in figure 3, lower valve core shell 1f sidepiece offers water inlet 1a, bottom offers delivery port 1b, lower valve core shell
A seal 9 is additionally provided with 1f, the edge of the seal 9 is fixed and sealed by lower valve core shell 1f and valve seat 1g lower ends,
So that the upside of seal 9 formed water cavity 1d, the lower end of above-mentioned depression bar 3, sleeve 4, sealing fuse 5, Packing spring 6, reply
What spring was in connecting everywhere crosses in water cavity 1d.Water inlet 1a and delivery port 1b are respectively positioned on the downside of seal 9, seal
9 can move up and down under active force, and seal 9 can be resisted against in delivery port 1b inner port and seal when moving down.Sealing
Also extended through on part 9 offer can connect water inlet 1a with cross water cavity 1d inlet opening 9a and can connect delivery port 1b and cross water cavity
1d relief hole 9b, relief hole 9b aperture are more than inlet opening 9a aperture, and sealing fuse 5 and relief hole 9b just pair and can pass through
Sealing closure relief hole 9b.
Crossing in water cavity 1d between seal 9 and valve seat 1g is additionally provided with a secondary spring 10, the two of the secondary spring 10
End leans with seal 9 and valve seat 1g respectively, and the upper end of secondary spring 10 extends downwardly from from sidepiece and forms round bar shape
Guide part 10a, guide part 10a is arranged in the 9a of inlet opening.
When this push type control valve is in the open position, sliding pawl set 2 is located at higher open position, and sleeve 4 is replying bullet
Rise in the presence of spring and risen by convex shoulder with gear edge against drive sealing fuse 5, led away from relief hole 9b, relief hole 9b
It is logical.While water in water inlet 1a flowed into water cavity 1d through inlet opening 9a, the current crossed in water cavity 1d are flowed into from relief hole 9b
Delivery port 1b.Because going out water speed more than water intake velocity, hydraulic pressure reduction, hydraulic pressure of the seal 9 at water inlet 1a in water cavity 1d are crossed
Moved up under effect so that delivery port 1b is opened, the water at water inlet 1a directly can flow out to delivery port 1b.
When needing to close current, press stretches push rod 12 and promote sliding pawl set 2 to move down, when the teeth in the sliding outside of pawl set 2 take off
From guide rail 14 elongated slot when, under the inclined-plane of teeth coordinates on sliding pawl set 2 and stretches push rod 12, sliding pawl set 2 rotates so that
Teeth position is just to the short groove on guide rail 14, and after hand unclamps, returning spring passes through sleeve 4, pressing plate 8 and the transmitting thrust of depression bar 3
Covered to sliding pawl at 2 and drive the teeth on sliding pawl set 2 to be caught in short groove, and be positioned at the closed position of short groove peak.Herein
In the folding process of sliding pawl set 2, depression bar 3 promotes pressing plate 8 to be moved down with moving sleeve 4, and the sealing fuse 5 in sleeve 4 is in sealing bullet
Also moved down under spring 6 and self gravitation effect.When sliding pawl set 2 is displaced downwardly to the height equivalent to closed position, under sealing fuse 5
Hold and lean and block relief hole 9b with seal 9.Now, sliding pawl set 2 continues to move down, under band dynamic pressure plate 8 and the continuation of sleeve 4
Move, sealing fuse 5 is stopped that holding position is motionless and blocks relief hole 9b all the time by seal 9, and the lower end for sealing fuse 5 is relative
For the sleeve 4 moved down, gradually in upward retraction sleeve 4.
When the active force of application disappears, under the elastic force effect of returning spring, sleeve 4 is moved up and with dynamic pressure plate 8, pressure
Bar 3 and sliding pawl set 2 are moved up so that the teeth in the sliding outside of pawl set 2 are caught in peak and the positioning of short groove.Process is moved up herein
In, sealing fuse 5 by Packing spring 6 elastic force effect all the time tight abutment on the relief hole 9b of seal 9.Now, enter
Mouth of a river 1a current flowed into water cavity 1d by inlet opening 9a and not flowed out from relief hole 9b but, and the hydraulic pressure crossed in water cavity 1d gradually increases
Greatly, seal 9 is moved down until closure delivery port 1b, water outlet is interrupted.
When pressing stretches push rod 12 again again, the teeth of sliding pawl set 2 turn to it is corresponding with long groove location, in reply bullet
Under the active force of spring, sleeve 4, pressing plate 8, depression bar 3 and sliding pawl set 2 make significantly displacement upwards simultaneously, in this moving process
In, sleeve 4 is by convex shoulder and keeps off also rising simultaneously away from relief hole 9b against drive sealing fuse 5 for edge, makes relief hole 9b again
Conducting, seal 9 is moved up under hydraulic pressure effect, and delivery port 1b is connected with water inlet 1a, realizes water outlet.
This push type control valve directly carries out mechanical driving by the structure of the mating sleeve 4 of depression bar 3, it is to avoid its
The influence of its structure or time factor, it is ensured that all-the-time stable drive sleeve 4 and sealing fuse 5 act, improve stabilization
Property.
In addition to above technical scheme, stop part 4a may also include the taper surface one on the inwall of sleeve 4, and limiting section 5a can be wrapped
The taper surface two on the sealing outer wall of fuse 5 is included, the diameter of taper surface one and taper surface two is gradually reduced from top to bottom, taper surface
One lower end diameter is more than the diameter of the lower end of taper surface two and less than the diameter of the upper end of taper surface two.Here, taper surface one and cone
The cooperation in shape face two can also realize sleeve 4 and sealing fuse 5 between it is spacing, and the bus of taper surface one and taper surface two tilt
Angle is different, can not be separated with avoiding both from fitting.
Embodiment two
As shown in fig. 6, the present embodiment is roughly the same with embodiment one, difference is：Return mechanism may also include bullet
Property part 7, the gangbar 17 that is vertically arranged and be fixed on the plate-like linkage board 18 of the lower end of depression bar 3, elastic component 7 is replys bullet
Spring and the downside of sliding pawl set 2 is arranged at, sliding pawl set 2 can be moved up under the elastic force effect of elastic component 7.The upper end of depression bar 3 is consolidated with sliding pawl set 2
Even, vertically through through hole is offered on linkage board 18, lower end and sealing fuse 5 upper end of gangbar 17 are connected, linkage
The upper end of bar 17 is through through hole and can be slided up and down in through hole, and the upper end of gangbar 17 has STATEMENT OF FEDERALLY SPONSORED 19 and the STATEMENT OF FEDERALLY SPONSORED 19
It can be moved to and be resisted against on the upper side of linkage board 18 to the upper side of linkage board 18 when depression bar 3 is moved up.In the present embodiment,
STATEMENT OF FEDERALLY SPONSORED 19 is the projection that the upper end of gangbar 17 is protruded, and certainly, may be selected to be threadedly connected to the upper end of gangbar 17 as needed
Nut.When depression bar 3 is moved down, sealing fuse 5 is ejected downwards under the elastic force effect of Packing spring 6 and water passage is blocked；When
When sliding pawl set 2 turns to upper level position, drive sliding pawl set 2 and depression bar 3 to move up under the elastic force effect of elastic component 7, STATEMENT OF FEDERALLY SPONSORED 19 to
The upper side of linkage board 18, which is moved to, to be resisted against on the upper side of linkage board 18, and depression bar 3 can drive sealed core by gangbar 17
Son 5 is moved up.
Specific embodiment described herein is only to the utility model spirit explanation for example.The utility model institute
Category those skilled in the art can make various modifications or supplement or using similar to described specific embodiment
Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Claims (12)
1. a kind of push type control valve, including valve core shell (1), the top of the valve core shell (1) are provided with sliding pawl set (2) and can made
The telescoping mechanism that sliding pawl set (2) is changed between high-order and low level, the bottom of described valve core shell (1), which has, can connect water inlet
(1a) and delivery port (1b) water passage, it is characterised in that be also vertically arranged with shaft-like pressure in described valve core shell (1)
Bar (3), the sealing fuse (5) being arranged at below depression bar (3) and the sealing being arranged between depression bar (3) and sealing fuse (5)
Spring (6), described depression bar (3) upper end and the downside of above-mentioned sliding pawl set (2) leans, and the depression bar (3) can be with above-mentioned sliding pawl
Set (2) moves to low level and above-mentioned sealing fuse (5) is blocked above-mentioned water passage in the presence of Packing spring (6), described
Valve core shell (1) in be additionally provided with return mechanism, the return mechanism can drive above-mentioned when above-mentioned sliding pawl set (2) is mobile to a high position
Sealing fuse (5) moves up and turns on above-mentioned water passage.
2. a kind of push type control valve according to claim 1, it is characterised in that described return mechanism includes elastic component
(7) and the tubular sleeve (4) that is vertically arranged in above-mentioned valve core shell (1), above-mentioned sealing fuse (5) is arranged in the sleeve
(4) in, the lower end of described depression bar (3) acts on the upper end of sleeve (4) and sleeve (4) can be made to be moved down with depression bar (3), above-mentioned set
Cylinder (4) inwall, which has, has limiting section (5a), described limiting section on stop part (4a), described sealing fuse (5) lateral wall
(5a) is located above stop part (4a) and can be with being leant and spacing on the upside of stop part (4a), and described sleeve (4) can be in sliding pawl
Set (2) acts on lower band dynamic sealing fuse (5) in the elastic force of above-mentioned elastic component (7) when mobile to a high position and moved up.
3. a kind of push type control valve according to claim 2, it is characterised in that described depression bar (3) and above-mentioned sleeve
(4) plate-like pressing plate (8) is provided between, the lower end of the upper side and above-mentioned depression bar (3) of the pressing plate (8) leans, pressing plate
(8) upper end of downside and above-mentioned sleeve (4) leans.
4. a kind of push type control valve according to claim 3, it is characterised in that described pressing plate (8) downside has
The installation portion (8a) being in the form of a column is protruded, described sealing fuse (5) is located at the lower section of above-mentioned installation portion (8a) and sealing fuse (5)
Upper end has a recessed installation cavity (5b), the upper end of above-mentioned Packing spring (6) be sheathed on the outside of installation portion (8a) and with pressing plate (8)
Downside lean, the lower end of Packing spring (6) is stretched into above-mentioned installation cavity (5b) and offseted with the bottom surface of installation cavity (5b)
Lean on.
5. a kind of push type control valve according to claim 3 or 4, it is characterised in that described sleeve (4) upper end mask
There is recessed mounting groove (4b), above-mentioned pressing plate (8) is caught in the mounting groove (4b).
6. a kind of push type control valve according to Claims 2 or 3 or 4, it is characterised in that in described valve core shell (1)
Seal (9) is additionally provided with, the edge of the seal (9) is connected with the inner wall sealing of above-mentioned valve core shell (1) and in seal (9)
Upside formed water cavity (1d), and lower end, sleeve (4), sealing fuse (5) and the Packing spring (6) of above-mentioned depression bar (3) are respectively positioned on
Cross in water cavity (1d), the water inlet (1a) and delivery port (1b) are respectively positioned on the downside of seal (9), described seal (9)
Can move down in the valve core shell (1) and seal above-mentioned delivery port (1b), also extended through on described seal (9) offer can connect into
The mouth of a river (1a) with cross water cavity (1d) inlet opening (9a) and can connect delivery port (1b) and mistake water cavity (1d) relief hole (9b),
The aperture of described relief hole (9b) is more than the aperture of inlet opening (9a), and above-mentioned sealing fuse (5) can block above-mentioned relief hole
(9b)。
7. a kind of push type control valve according to claim 6, it is characterised in that described crossing is also set up in water cavity (1d)
There is secondary spring (10), the secondary spring (10), which has, to be extended downwardly from being in shaft-like guide part (10a), and the guide part (10a) is worn
In above-mentioned inlet opening (9a).
8. a kind of push type control valve according to Claims 2 or 3 or 4, it is characterised in that described stop part (4a) bag
The convex shoulder annular in shape of above-mentioned sleeve (4) inwall protrusion is included, described limiting section (5a) includes sealing fuse (5) outer wall protrusion
Gear edge annular in shape.
9. a kind of push type control valve according to Claims 2 or 3 or 4, it is characterised in that described stop part (4a) bag
The taper surface one on sleeve (4) inwall is included, described limiting section (5a) includes the taper surface two on sealing fuse (5) outer wall, institute
The taper surface one and the diameter of taper surface two stated are gradually reduced from top to bottom, and the lower end diameter of described taper surface one is less than cone
The diameter of the upper end of shape face two.
10. a kind of push type control valve according to claim 1 or 2 or 3 or 4, it is characterised in that described depression bar (3)
Upper end stretches out the upper end of above-mentioned valve core shell (1) and is provided with sealing ring between the lateral wall and above-mentioned valve core shell (1) of depression bar (3)
(11)。
11. a kind of push type control valve according to claim 6, it is characterised in that described valve core shell (1) includes upper valve
Core shell (1e), lower valve core shell (1f) and the valve seat (1g) being arranged between upper valve core shell (1e) and lower valve core shell (1f), it is described
Upper valve core shell (1e) be threadedly coupled with lower valve core shell (1f), described valve seat (1g) is cylindrical in shape, the edge of above-mentioned seal (9)
Pressed between valve seat (1g) and lower valve core shell (1f), the lower end of above-mentioned sleeve (4) and sealing fuse (5) is arranged in valve seat
In (1g).
12. a kind of push type control valve according to claim 1 or 2 or 3 or 4, it is characterised in that described return mechanism
Including elastic component (7), the gangbar (17) being vertically arranged and the plate-like linkage board for being fixed on above-mentioned depression bar (3) lower end
(18), described elastic component (7) be arranged on the downside of sliding pawl set (2) and sliding pawl set (2) can be under the elastic force effect of elastic component (7) on
Move, described depression bar (3) upper end is connected with above-mentioned sliding pawl set (2), vertically runs through opening up on described linkage board (18)
There is a through hole, the lower end of described gangbar (17) is connected with above-mentioned sealing fuse (5) upper end, the upper end of gangbar (17) is through upper
State through hole and can be slided up and down in through hole, the upper end of described gangbar (17) has STATEMENT OF FEDERALLY SPONSORED (19) and the STATEMENT OF FEDERALLY SPONSORED (19)
It is resisted against when can be moved up in above-mentioned depression bar (3) on the upper side of linkage board (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720292101.XU CN206600479U (en) | 2017-03-23 | 2017-03-23 | A kind of push type control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720292101.XU CN206600479U (en) | 2017-03-23 | 2017-03-23 | A kind of push type control valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206600479U true CN206600479U (en) | 2017-10-31 |
Family
ID=60144654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720292101.XU Withdrawn - After Issue CN206600479U (en) | 2017-03-23 | 2017-03-23 | A kind of push type control valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206600479U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106678381A (en) * | 2017-03-23 | 2017-05-17 | 台州丰华铜业有限公司 | Pressing type control valve |
| CN109268515A (en) * | 2018-11-02 | 2019-01-25 | 徐国华 | A kind of band displacement micromatic setting regulating valve application method |
-
2017
- 2017-03-23 CN CN201720292101.XU patent/CN206600479U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106678381A (en) * | 2017-03-23 | 2017-05-17 | 台州丰华铜业有限公司 | Pressing type control valve |
| CN106678381B (en) * | 2017-03-23 | 2024-01-12 | 台州丰华铜业有限公司 | Push type control valve |
| CN109268515A (en) * | 2018-11-02 | 2019-01-25 | 徐国华 | A kind of band displacement micromatic setting regulating valve application method |
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