CN106763829B - Self-locking switch - Google Patents
Self-locking switch Download PDFInfo
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- CN106763829B CN106763829B CN201710114904.0A CN201710114904A CN106763829B CN 106763829 B CN106763829 B CN 106763829B CN 201710114904 A CN201710114904 A CN 201710114904A CN 106763829 B CN106763829 B CN 106763829B
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- spool
- valve body
- boss
- slide
- seal
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 63
- 241001149930 Protura <class> Species 0.000 claims abstract description 27
- 230000006835 compression Effects 0.000 claims description 53
- 238000007906 compression Methods 0.000 claims description 53
- 238000003491 array Methods 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000007789 sealing Methods 0.000 description 23
- 238000010586 diagram Methods 0.000 description 7
- 238000009434 installation Methods 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000000017 hydrogel Substances 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/36—Valve members
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sliding Valves (AREA)
- Multiple-Way Valves (AREA)
Abstract
The invention discloses a kind of self-locking switch, including ontology, the body interior is equipped with the inlet opening being sequentially communicated and apopore；It installs in the valve body on the ontology, the valve body is equipped with interconnected assembly chamber and slide opening, and the inner wall of the assembly chamber is equipped with the valve body sliding slot and valve body seam allowance linked up smoothly；Elastic reset component, the elastic reset component slippage are embedded in the slide opening；Spool, for the spool sliding sleeve loaded in the assembly cavity room, the spool is equipped with spaced spool conehead boss and spool slope boss；And slide, the slide is fastened in the lower end of the valve body and is located in the assembly cavity room, and the slide is equipped with slide slope boss, when water supply pipe is cut off the water supply, elastic reset components drive spool moves down, so that valve core rotation, spool slope boss is fastened in valve body seam allowance at this time, the hole wall of spool lower end and inlet opening seals cooperation for spool conehead boss and the cooperation of slide slope boss inclined-plane.
Description
Technical field
The present invention relates to switching technique fields, switch more particularly to a kind of self-locking.
Background technique
Switch opens and closes control element as liquid, is widely used in the every field such as industrial production, home life.It opens
Pass is usually mounted in pipeline, is realized the supply or partition of liquid by manually opened and closing, however can be deposited in reality
In a kind of problem: people are by opening switch using the liquid resources such as water, but when encountering water system and cutting off the water supply suddenly, Ren Menji
It is possible that forgetting in time to close the tap of open state；Thus cause when water system resumes water supply, open state
Tap is constantly in effluent state, so will lead to a large amount of water resource waste, and What is more will lead to appearance " water logging room
The case where son ", seriously endanger the property safety of people.
Summary of the invention
Based on this, the invention reside in overcoming the deficiencies of existing technologies, a kind of self-locking switch is provided, water supply pipe can be worked as
In restored automatically by open state to closed state when cutting off the water supply suddenly, thus water resource when water supply pipe being avoided to resume water supply again
Outflow waste, while eliminating potential security risk, guarantee the property safety of people.
Its technical solution is as follows:
A kind of self-locking switch, comprising:
Ontology for being connected to water supply pipe, the body interior are equipped with the inlet opening being sequentially communicated and apopore；
It installs in the valve body on the ontology, the valve body is equipped with interconnected assembly chamber and slide opening, the assembly
Chamber is connected to the inlet opening, and the inner wall of the assembly chamber is equipped with the valve body sliding slot and valve body seam allowance linked up smoothly；
Spool, the spool sliding sleeve, which is loaded in the assembly cavity room and seals with the hole wall of the inlet opening, to be cooperated, institute
State spool periphery wall be equipped with spaced spool conehead boss and be slidably matched with the valve body sliding slot or with the valve body
The spool slope boss of seam allowance limit cooperation；
For driving the elastic reset component of the valve core reset, the elastic reset component slippage is embedded at the slide opening
It is interior；And
Slide, the slide is fastened in the lower end of the valve body and is located in the assembly cavity room, and the slide is equipped with
For driving the slide slope boss of the Spool rotating, when water supply pipe normal water supply, the spool is moved up, the spool
Boss sliding in slope is embedded in the valve body sliding slot, and the lower end of the spool is separated with the inlet opening at this time, the water inlet
Hole is connected to water supply with the apopore；When water supply pipe is cut off the water supply, spool described in the elastic reset components drive is moved down, described
Spool conehead boss and the slide slope boss inclined-plane cooperate so that the valve core rotation, at this time the spool slope boss card
It is fixed in the valve body seam allowance, the hole wall of the spool lower end and the inlet opening, which seals, to be cooperated.
Above-mentioned self-locking switch is by by the ontology and the valve body, the elastic reset component, the spool and institute
It states slide and carries out assembly combination, when water supply pipe normal water supply, the spool moves up due to the pressure by upward water flow, at this time
Boss sliding in the spool slope is embedded in the valve body sliding slot, and the lower end of the spool detaches except the inlet opening,
So that the inlet opening is connected to water supply with the apopore；When water supply pipe is cut off the water supply suddenly, non-water flow is passed through in ontology at this time,
Thus spool is not acted on by upward water flow pressure, thus the spool is made in self gravity and the elastic reset components drive
It is moved down with lower, the spool conehead boss and slide slope boss inclined-plane cooperation are to downward by elastic reset component
Pressure transition is the driving force of circumferencial direction so that the valve core rotation, spool slope boss is fastened in the valve body at this time
In seam allowance, the hole wall of the spool lower end and the inlet opening, which seals, to be cooperated, and is automatically closed to realize.In this way, working as water supplying pipe
When supplying water again in road, because spool lower end and inlet opening form sealing without flowing out water flow in vain, thus can be to avoid making
At the waste of water resource, while potential security risk (water over flood causes house accumulated water) can be eliminated, protect the wealth of people
Produce safety.
Technical solution is further described below:
The valve body sliding slot and four valve bodies there are four being set on the inner wall of the valve body in one of the embodiments,
Seam allowance, there are four spool slope boss, spool slope boss for circumferentially spaced setting on the periphery wall of the spool
It is slidably matched with valve body sliding slot one-to-one correspondence or spool slope boss corresponds limit with the valve body seam allowance and matches
It closes.It is thus slidably matched by four spool slope boss and four valve body sliding slot one-to-one correspondence, spool and valve body can be reduced
Contraposition installation difficulty, while both improving the reliability that is slidably matched, it is ensured that properties of product；Or one by one with four valve body seam allowances
Corresponding limit cooperation, can further prevent valve core rotation, to promote the self closing performance of product.
The spool is equipped with positioning column in one of the embodiments, and the elastic reset component includes that sliding is arranged in
In the slide opening and the compression bar opposite with spool slope boss and it is set in the positioning column and compresses and be set to the pressure
The elastic press part of bar and the valve core chamber.Thus by the way that elastic press part is arranged between compression bar and spool, it can be passed through
Screen resilience automatically provides the driving force that spool moves down, and spool slope boss and slide slope boss is made to interact and provide
The circumference component of Spool rotating, and then realize automatic closing function.
The periphery wall of the compression bar is equipped at least one compression bar sliding slot in one of the embodiments, the slide opening
Hole wall is equipped at least one valve body boss being adapted to the compression bar chute size, the valve body boss and the compression bar sliding slot
Guiding cooperation.Thus cooperated by valve body boss and compression bar sliding slot guiding, compression bar can be made to realize set direction up and down reciprocatingly
It is mobile, while compression bar guiding and anti-rotation effect being provided, it is ensured that mobile reliable and product service performance.
The bottom end of the compression bar is additionally provided with the compression bar for driving the valve core rotation to reset in one of the embodiments,
Conehead, the compression bar conehead include the cone of multiple circumferentially tandem arrays, the inclined-plane of the cone and the spool slope
The top bevel of boss contacts.Thus by moving down it by moulded rod, pass through the inclined-plane in the cone of compression bar conehead at this time
It is contacted with the top bevel of spool slope boss, spool slope boss can be ejected from valve body seam allowance and while providing valve
The component of core circumferencial direction realizes product reset function so that spool be made to slide into valve body sliding slot.
In one of the embodiments, further include the lock nut for limiting slide axial movement, the lock nut it is outer
Peripheral wall is equipped with the first external screw thread, and the inner wall of the valve body lower end is equipped with the first internal screw thread, and the lock nut passes through in described first
Screw thread, which is threadedly coupled to be fixed on the valve body and limit with the slide with first external screw thread, to be cooperated.Thus by the
One external screw thread is threadedly coupled with the first internal screw thread may be implemented lock nut and is fixed on valve body, and lock nut is abutted with the bottom end of slide at this time
It is moved axially when top power that it is moved down by spool to limit, to avoid generation product can not normal reset.
The inner wall of the valve body is also recessed in one of the embodiments, consolidates for limit that the slide circumferentially rotates
Determine slot, the slide is additionally provided with clamping boss, and the clamping boss is clasped with the fixing groove.Thus pass through clamping boss
With being clasped for fixing groove, the installation that slide and valve body may be implemented is fixed, and then avoids that circumferential turn occurs when slide stress
It is dynamic, make switch can not normal reset.
It in one of the embodiments, further include first seal, the spool conehead boss and the spool slope are convex
Cooperatively form seal spool annular groove between platform, the first seal be set in the seal spool annular groove and with the spool
Inner wall abuts.Thus by being set with first seal in seal spool annular groove and abutting first seal with spool inner wall
Static seal effect can be formed, so that switch is had excellent sealing performance, prevents leakage.
It in one of the embodiments, further include the notch gasket for preventing the first seal deformation, it is described to lack
Mouthful gasket be set on the seal spool annular groove and compress be set to the first seal and spool slope boss or
Between the spool conehead boss.Thus by the first seal and spool slope boss or the spool conehead
Setting notch gasket is compressed between boss, excessive deformation can be occurred when by water flow pressure to avoid first seal, be influenced to produce
The sealing performance of product.
It in one of the embodiments, further include second seal, inner circumferential of the ontology far from described inlet opening one end
Wall is equipped with the second internal screw thread, and periphery wall of the valve body close to described ontology one end is equipped with the second external screw thread and annular is recessed
Portion, when second internal screw thread is threadedly coupled with second external screw thread, it is recessed that the second seal is set in the annular
It is sealed against in portion and with the ontology.It is thus threadedly coupled, can be fast implemented with the second external screw thread by the second internal screw thread
Valve body is installed on ontology, and the connection type is simple, is convenient to mount and dismount, at the same by second seal be set on annular recess and with
Ontology abuts to form dynamic sealing, can be further improved the sealing performance of product.
Detailed description of the invention
Fig. 1 is the configuration schematic diagram of the switch of self-locking described in the embodiment of the present invention；
Fig. 2 is the structural schematic diagram of the closed state of the switch of self-locking described in the embodiment of the present invention；
Fig. 3 is the structural schematic diagram that self-locking described in the embodiment of the present invention switches on state；
Fig. 4 is the structural schematic diagram of valve body described in the embodiment of the present invention；
Fig. 5 is the structural schematic diagram of compression bar described in the embodiment of the present invention；
Fig. 6 is the structural schematic diagram of spool described in the embodiment of the present invention；
Fig. 7 is the structural schematic diagram of slide described in the embodiment of the present invention.
Description of symbols:
100, ontology, 110, inlet opening, 120, apopore, the 130, second internal screw thread, 200, valve body, 210, assembly chamber,
220, slide opening, 221, valve body boss, 230, valve body sliding slot, 240, valve body seam allowance, the 250, first internal screw thread, 260, fixing groove,
270, the second external screw thread, 280, annular recess, 300, elastic reset component, 310, compression bar, 311, compression bar sliding slot, 312, compression bar cone
Head, 312a, cone, 320, elastic press part, 400, spool, 410, spool conehead boss, 420, spool slope boss, 430,
Positioning column, 500, slide, 510, slide slope boss, 520, clamping boss, 600, lock nut, the 610, first external screw thread, 700, the
One sealing element, 700a, seal spool annular groove, 800, notch gasket, 900, second seal.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention more comprehensible, below in conjunction with attached drawing and specific embodiment party
Formula, the present invention is further described in detail.It should be understood that the specific embodiments described herein are only to solve
The present invention is released, and the scope of protection of the present invention is not limited.
It should be noted that when element is referred to as " being fixedly arranged on ", " being set to " or " install in " another element, it can be with
Directly on the other element or there may also be elements placed in the middle.When an element is considered as " connection " another yuan
Part, it can be directly to another element or may be simultaneously present centering elements；One element and another element
The concrete mode being fixedly connected can be achieved by the prior art, and details are not described herein, it is preferred to use the fixation side of threaded connection
Formula.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more
Any and all combinations of relevant listed item.
Heretofore described " first ", " second " do not represent specific quantity and sequence, are only used for the differentiation of title.
As shown in Figures 1 to 7, a kind of self-locking switch shown for the present invention, comprising: for what is be connected to water supply pipe
Ontology 100 is equipped with the inlet opening 110 being sequentially communicated and apopore 120 inside the ontology 100；It installs in the ontology 100
On valve body 200, the valve body 200 is equipped with interconnected assembly chamber 210 and slide opening 220, the assembly chamber 210 and institute
The connection of inlet opening 110 is stated, and the inner wall of the assembly chamber 210 is equipped with the valve body sliding slot 230 and valve body seam allowance linked up smoothly
240；Elastic reset component 300 for driving the spool 400 to reset, the sliding of elastic reset component 300 are embedded at institute
It states in slide opening 220；Spool 400,400 sliding sleeve of spool it is interior loaded on the assembly chamber 210 and with the inlet opening 110
Hole wall seal cooperation, the periphery wall of the spool 400 be equipped with spaced spool conehead boss 410 and with the valve body
Sliding slot 230 is slidably matched or the spool slope boss 420 with the valve body seam allowance 240 limit cooperation；And slide 500, the cunning
Seat 500 is fastened in the lower end of the valve body 200 and is located in the assembly chamber 210, and the slide 500 is equipped with for driving
The slide slope boss 510 that the spool 400 rotates, when water supply pipe normal water supply, the spool 400 is moved up, the valve
The sliding of core slope boss 420 is embedded in the valve body sliding slot 230, at this time the lower end of the spool 400 and the inlet opening 110
Separation, the inlet opening 110 is connected to water supply with the apopore 120；When water supply pipe is cut off the water supply, the elastic reset component
300 push the spool 400 to move down, and the spool conehead boss 410 cooperates with 510 inclined-plane of slide slope boss so that institute
The rotation of spool 400 is stated, spool slope boss 420 is fastened in the valve body seam allowance 240 at this time, 400 lower end of spool
It seals and cooperates with the hole wall of the inlet opening 110.
Above-mentioned self-locking switch is by by the ontology 100 and the valve body 200, the elastic reset component 300, institute
It states spool 400 and the slide 500 carries out assembly combination, when water supply pipe normal water supply, the spool 400 is because by upward water
The pressure of stream and move up, at this time spool slope boss 420 sliding be embedded in the valve body sliding slot 230, the spool 400
Lower end detach except the inlet opening 110 so that the inlet opening 110 is connected to water supply with the apopore 120；Work as water supply
When pipeline is cut off the water supply suddenly, non-water flow is passed through in ontology 100 at this time, thus spool 400 is not acted on by upward water flow pressure, thus
The spool 400 moves down, the spool conehead boss under self gravity and 300 impetus of elastic reset component
410 cooperate to be circumferencial direction by the downward pressure transition of elastic reset component 300 with 510 inclined-plane of slide slope boss
Driving force so that the spool 400 rotate, spool slope boss 420 is fastened in the valve body seam allowance 240 at this time,
The hole wall of 400 lower end of spool and the inlet opening 110, which seals, to be cooperated, and is automatically closed to realize.In this way, working as water supply pipe
In when supplying water again, because 400 lower end of spool and inlet opening 110 form sealing without flowing out water flow in vain, thus can keep away
Exempt to cause the waste of water resource, while potential security risk (water over flood causes house accumulated water) can be eliminated, protects people
Property safety.
In addition, spool lower end is additionally provided with annular groove portion, it is set with V-type oil sealing in annular groove portion, thus passes through V-type oil sealing
It seals and cooperates with the hole wall of inlet opening, can further improve the sealing performance of product.
In the above-described embodiments, valve body 200 is preferably hollow cylinder, and valve body sliding slot 230 is along cylinder close to upper end
The longitudinally disposed elongated slot of inner wall, valve body seam allowance 240 are that one end is connected circumferentially being arranged along cylinder inner wall for connection with the lower end of elongated slot
Semiclosed strip groove, i.e. the strip groove, so can be to spool slope boss 420 far from the closed at one end of valve body sliding slot 230
Positioning action is played, while valve body sliding slot 230 and valve body seam allowance 240 being made to collectively constitute L-type structure.Spool 400 specifically includes
Top surface extends outward to form spool slope boss 420 by top surface, which is specially rectangular cubic column, main body
Top surface be set as slope.Correspondingly, valve body seam allowance 240 is oblique, and inclined side wall is adapted to slope, and then can be true
It protects after spool slope boss 420 is caught in valve body seam allowance 240 and is not easy.Further, it is convex to be located at spool slope for spool 400
The top of platform 420 is additionally provided with 400 cone 312a boss of spool, the taper as extended outward to form along the outer wall of spool 400
Column；In addition, slide 500 specifically includes ring body 100, it is inclined-plane that the top surface of ring body 100, which extends outward to form top surface,
Cylinder, the inclined direction on the inclined-plane of the inclined direction and tapered pole of the top bevel of cylinder is on the contrary, in turn when spool 400 moves down
When, elastic reset component 300 applies the downward thrust of spool 400, and slide 500 then gives the upward reaction force of spool 400 simultaneously
A circle opposite with the inclined direction of valve body seam allowance 240 is provided by the upward reaction force of above-mentioned inclined-plane fit structure simultaneously
All component, thus by spool slope boss 420 out of valve body seam allowance 240 deviate from slide into valve body sliding slot in 230 and realize reset.
Self closing and the reset of switch are realized by above-mentioned mechanical structure, realization principle is simple, and functional reliability is high.
As shown in Figure 4 and Figure 6, further, 230 He of valve body sliding slot there are four being set on the inner wall of the valve body 200
Four valve body seam allowances 240, there are four spool slope boss for circumferentially spaced setting on the periphery wall of the spool 400
420, spool slope boss 420 is slidably matched with the valve body sliding slot 230 one-to-one correspondence or spool slope boss
420 correspond limit cooperation with the valve body seam allowance 240.I.e. uniform intervals are provided with four groups of L-types on the inner wall of valve body 200
Slot structure, thus be slidably matched by four spool slope boss 420 with four one-to-one correspondence of valve body sliding slot 230, it can reduce
The contraposition installation difficulty of spool 400 and valve body 200, while both improving the reliability that is slidably matched, it is ensured that properties of product；Or
Correspond limit cooperation with four valve body seam allowances 240, spool 400 can be further prevented to rotate, thus promoted product from
Close performance.
Referring to Fig.1 and 2, further on the basis of the above embodiments, above-mentioned self-locking switch further includes first
Sealing element 700 cooperatively forms seal spool annular groove 700a between the spool conehead boss 410 and spool slope boss 420,
The first seal 700 is set in the seal spool annular groove 700a and abuts with the inner wall of the spool 400.It is thus logical
Cross in seal spool annular groove 700a be set with first seal 700 and abut first seal 700 with 400 inner wall of spool can
To form static seal effect, so that switch is had excellent sealing performance, prevent leakage.Specifically, first seal 700 can
To be O-ring seal, sealing Silica hydrogel etc., the present embodiment is preferably O-ring seal.
Further, above-mentioned self-locking switch further includes the notch gasket for preventing 700 deformation of first seal
800, the notch gasket 800, which is set on the seal spool annular groove 700a and compresses, is set to the first seal 700
Between spool slope boss 420 or the spool conehead boss 410.Thus by the first seal 700 with
Setting notch gasket 800 is compressed between spool slope boss 420 or the spool conehead boss 410, it can be to avoid first
Excessive deformation occurs when by water flow pressure for sealing element 700, influences the sealing performance of product.
As shown in Figure 2 and Figure 6, in addition, the spool 400 is equipped with positioning column 430, the elastic reset component 300 includes
Sliding is arranged in the slide opening 220 and the compression bar 310 opposite with spool slope boss 420 and is set in the positioning
Column 430 simultaneously compresses the elastic press part 320 being set between the compression bar 310 and the spool 400.Thus by compression bar 310
Elastic press part 320 is set between spool 400, the driving that spool 400 moves down can be automatically provided by its screen resilience
Power makes spool slope boss 420 and slide slope boss 510 interact and provide the circumference component of the rotation of spool 400, in turn
Realize automatic closing function.Specifically, elastic press part 320 is spring, positioning column 430 is in the middle part of the upper surface of spool 400
The cylinder extended outward to form, spring pocket is on cylinder, to realize installation positioning by cylinder, while in the compression of spring
Or guiding role is provided when elongation.Further, annular groove, bullet are also cooperatively formed between cylinder and the upper end of spool 400
The lower end of spring is embedded in annular groove, thus can be further improved the assembly stability of spring.
Referring to figure 5., in one embodiment, the periphery wall of the compression bar 310 is equipped at least one compression bar sliding slot
311, the hole wall of the slide opening 220 is equipped with the valve body boss 221 of at least one and 311 size fit of compression bar sliding slot, institute
It states valve body boss 221 and the compression bar sliding slot 311 guiding cooperates.Thus matched by valve body boss 221 and the guiding of compression bar sliding slot 311
It closes, compression bar 310 can be made to realize moving back and forth up and down for set direction, while the guiding of compression bar 310 and anti-rotation effect being provided, it is ensured that
Mobile reliable and product service performance.Preferably, the quantity of compression bar sliding slot 311 is two, and two compression bar sliding slots 311 are symmetrically set
It sets；Correspondingly, the quantity of valve body boss 221 is also two, and two valve body boss 221 are symmetrical arranged, thus work as 310 phase of compression bar
When being slided to valve body 200, corresponds and cooperate by two compression bar sliding slots 311 and two valve body boss 221, can further mention
The moving stability of high pressure stem 310.Further, compression bar 310 is additionally provided with and 230 quantity of valve body sliding slot on the periphery wall of lower end
With the compression bar boss of size fit, when compression bar 310 is fitted into 200 slide opening 220 of valve body, compression bar boss is slided just and is embedded at
In valve body sliding slot 230, the assembly suitability and movement stability of compression bar so can be further improved.
Referring to figure 2. and Fig. 5, on the basis of the above embodiments, the bottom end of the compression bar 310 is additionally provided with for driving
The compression bar conehead 312 that the rotation of spool 400 resets is stated, the compression bar conehead 312 includes the cone of multiple circumferentially tandem arrays
The top bevel on the inclined-plane and spool slope boss 420 of 312a, the cone 312a contacts.Thus pass through pressing pressure
Bar 310 moves down it, and the top by inclined-plane and spool slope boss 420 on the cone 312a of compression bar conehead 312 is oblique at this time
Face contacts, and spool slope boss 420 can be ejected from valve body seam allowance 240 and while provide spool 400 circumferencial direction
Component realize product reset function so that spool 400 be made to slide into valve body sliding slot 230.
In addition, above-mentioned self-locking switch further includes the lock nut 600 moved axially for limiting the slide 500, the lock
The periphery wall of cap 600 is equipped with the first external screw thread 610, and the inner wall of 200 lower end of valve body is equipped with the first internal screw thread 250, described
Lock nut 600, which is threadedly coupled by first internal screw thread 250 with first external screw thread 610, to be fixed on the valve body 200, simultaneously
It limits and cooperates with the slide 500.Thus being threadedly coupled by the first external screw thread 610 with the first internal screw thread 250 may be implemented to lock
Cap 600 is fixed on valve body 200, and lock nut 600 abuts to limit what it was moved down by spool 400 with the bottom end of slide 500 at this time
It is moved axially when pushing up power, to avoid the problem that product can not normal reset generation, it is ensured that product service performance.
Further, the inner wall of the valve body 200 is also recessed with the fixing groove circumferentially rotated for limiting the slide 500
260, the slide 500 is additionally provided with clamping boss 520, and the clamping boss 520 is clasped with the fixing groove 260.Thus
By being clasped for clamping boss 520 and fixing groove 260, slide 500 may be implemented and the installation of valve body 200 is fixed, in turn
It avoids circumferentially rotating when 500 stress of slide, makes switch can not normal reset.
In one embodiment, above-mentioned self-locking switch further includes second seal 900, and the ontology 100 is far from described
The internal perisporium of 110 one end of inlet opening is equipped with the second internal screw thread 130, periphery of the valve body 200 close to described 100 one end of ontology
Wall is equipped with the second external screw thread 270 and annular recess 280, when second internal screw thread 130 and 270 screw thread of the second external screw thread
When connection, the second seal 900 is set on the annular recess 280 and seals against with the ontology 100.It is thus logical
It crosses the second internal screw thread 130 to be threadedly coupled with the second external screw thread 270, valve body 200 can be fast implemented and be installed on ontology 100, it should
Connection type is simple, is convenient to mount and dismount, while second seal 900 being set on annular recess 280 and abuts shape with ontology 100
At dynamic sealing, the dynamic sealing performance of product can be further improved.Specifically, second seal 900 can be O-shaped sealing
Circle, oil sealing, sealing Silica hydrogel etc., the present embodiment is preferably oil sealing.
It should be noted that the assembly method that this product is each are as follows: compression bar 310 relies on compression bar sliding slot 311 and valve by slide opening 220
Body boss 221 fits on valve body 200；Spring is fitted into compression bar 310；Oil sealing (first seal 700) is assemblied in
In 400 oil seal groove of spool (seal spool annular groove 700a)；Then spool slope boss 420 is pushed into valve body sliding slot 230；Slide
500 boss are assemblied in 200 fixing groove 260 of valve body；Nut and valve body 200 are locked；Oil sealing (second seal 900) is packed into valve body
In 200 oil seal grooves (annular recess 280)；O-ring is packed into valve body 200O ring recess, and valve body 200 is connected by screw thread and ontology 100
It connects, completes assembling.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of self-locking switch characterized by comprising
Ontology for being connected to water supply pipe, the body interior are equipped with the inlet opening being sequentially communicated and apopore；
It installs in the valve body on the ontology, the valve body is equipped with interconnected assembly chamber and slide opening, the assembly chamber
It is connected to the inlet opening, and the inner wall of the assembly chamber is equipped with the valve body sliding slot and valve body seam allowance linked up smoothly；
Spool, the spool sliding sleeve, which is loaded in the assembly cavity room and seals with the hole wall of the inlet opening, to be cooperated, the valve
The periphery wall of core be equipped with spaced spool conehead boss and be slidably matched with the valve body sliding slot or with the valve body seam allowance
Limit the spool slope boss of cooperation；
For driving the elastic reset component of the valve core reset, the elastic reset component slippage is embedded in the slide opening；
And
Slide, the slide are fastened in the lower end of the valve body and are located in the assembly cavity room, and the slide is equipped with and is used for
The slide slope boss of the Spool rotating is driven, when water supply pipe normal water supply, the spool is moved up, the spool slope
Boss sliding be embedded in the valve body sliding slot, the lower end of the spool is separated with the inlet opening at this time, the inlet opening and
The apopore connection is supplied water；When water supply pipe is cut off the water supply, spool described in the elastic reset components drive is moved down, the spool
Conehead boss and the slide slope boss inclined-plane cooperate so that the valve core rotation, spool slope boss is fastened at this time
In the valve body seam allowance, the hole wall of the spool lower end and the inlet opening, which seals, to be cooperated.
2. self-locking switch according to claim 1, which is characterized in that the valve there are four being set on the inner wall of the valve body
Body sliding slot and four valve body seam allowances, there are four the spool slope is convex for circumferentially spaced setting on the periphery wall of the spool
Platform, spool slope boss and the valve body sliding slot one-to-one correspondence are slidably matched or spool slope boss and the valve
Body seam allowance corresponds limit cooperation.
3. self-locking switch according to claim 1, which is characterized in that the spool is equipped with positioning column, and the elasticity is multiple
Hyte part includes that sliding is arranged in the slide opening and the compression bar opposite with spool slope boss and is set in the positioning
Column simultaneously compresses the elastic press part for being set to the compression bar Yu the valve core chamber.
4. self-locking switch according to claim 3, which is characterized in that the periphery wall of the compression bar is equipped at least one
Compression bar sliding slot, the hole wall of the slide opening are equipped at least one valve body boss being adapted to the compression bar chute size, the valve
Body boss and compression bar sliding slot guiding cooperate.
5. self-locking switch according to claim 3, which is characterized in that the bottom end of the compression bar is additionally provided with for driving
The compression bar conehead of valve core rotation reset is stated, the compression bar conehead includes the cone of multiple circumferentially tandem arrays, the cone
The top bevel on inclined-plane and spool slope boss contact.
6. self-locking switch according to claim 1, which is characterized in that further include for limiting the slide axial movement
Lock nut, the periphery wall of the lock nut is equipped with the first external screw thread, and the inner wall of the valve body lower end is equipped with the first internal screw thread, described
Lock nut, which is threadedly coupled by first internal screw thread with first external screw thread, to be fixed on the valve body and limits with the slide
Position cooperation.
7. self-locking switch according to claim 1, which is characterized in that the inner wall of the valve body is also recessed with for limiting
The fixing groove that the slide circumferentially rotates, the slide are additionally provided with clamping boss, and the clamping boss and the fixing groove buckle
Cooperation.
8. self-locking switch according to claim 1, which is characterized in that it further include first seal, the spool conehead
Seal spool annular groove is cooperatively formed between boss and spool slope boss, the first seal is set in the seal spool
It is abutted in annular groove and with the inner wall of the spool.
9. self-locking switch according to claim 8, which is characterized in that further include for preventing the first seal shape
The notch gasket of change, the notch gasket, which is set on the seal spool annular groove and compresses, is set to the first seal
Between spool slope boss or the spool conehead boss.
10. self-locking switch according to any one of claims 1 to 9, which is characterized in that it further include second seal, institute
It states ontology and is equipped with the second internal screw thread far from the internal perisporium of described inlet opening one end, the valve body is close to the outer of described ontology one end
Peripheral wall is equipped with the second external screw thread and annular recess, when second internal screw thread is threadedly coupled with second external screw thread, institute
Second seal is stated to be set on the annular recess and seal against with the ontology.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710114904.0A CN106763829B (en) | 2017-02-28 | 2017-02-28 | Self-locking switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710114904.0A CN106763829B (en) | 2017-02-28 | 2017-02-28 | Self-locking switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106763829A CN106763829A (en) | 2017-05-31 |
| CN106763829B true CN106763829B (en) | 2019-05-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710114904.0A Active CN106763829B (en) | 2017-02-28 | 2017-02-28 | Self-locking switch |
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| CN (1) | CN106763829B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107269907A (en) * | 2017-07-05 | 2017-10-20 | 郑志鹰 | A kind of push type angle valve |
| CN111577902A (en) * | 2019-02-18 | 2020-08-25 | 浙江盾安禾田金属有限公司 | Valve body assembly |
| CN111596703B (en) * | 2020-05-22 | 2022-10-04 | 余姚市菲龙金属制品有限公司 | Automatic temperature-adjusting bathing control device and method |
| CN113719639B (en) * | 2020-05-26 | 2024-05-17 | 苏州旭创科技有限公司 | Pipeline switching device |
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| CN2204888Y (en) * | 1994-08-18 | 1995-08-09 | 贾文山 | Multifunctional water discharging valve |
| TW200404969A (en) * | 2003-11-25 | 2004-04-01 | zhi-hong Gao | On/off valve stem |
| CN2914306Y (en) * | 2006-04-30 | 2007-06-20 | 桂晓军 | Slight press switch structure |
| CN102283582A (en) * | 2011-07-29 | 2011-12-21 | 宁波三A集团电器有限公司 | Pressure release valve |
| CN102384293A (en) * | 2011-11-15 | 2012-03-21 | 武汉科技大学 | Mechanical water-break automatic close valve |
| CN203948677U (en) * | 2014-06-06 | 2014-11-19 | 开平吉星卫浴实业有限公司 | A kind of push button water knockout drum |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007327539A (en) * | 2006-06-07 | 2007-12-20 | Nippon Thermostat Co Ltd | Control method of thermal valve |
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|---|---|---|---|---|
| CN2204888Y (en) * | 1994-08-18 | 1995-08-09 | 贾文山 | Multifunctional water discharging valve |
| TW200404969A (en) * | 2003-11-25 | 2004-04-01 | zhi-hong Gao | On/off valve stem |
| CN2914306Y (en) * | 2006-04-30 | 2007-06-20 | 桂晓军 | Slight press switch structure |
| CN102283582A (en) * | 2011-07-29 | 2011-12-21 | 宁波三A集团电器有限公司 | Pressure release valve |
| CN102384293A (en) * | 2011-11-15 | 2012-03-21 | 武汉科技大学 | Mechanical water-break automatic close valve |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN106763829A (en) | 2017-05-31 |
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Inventor after: Lin Xiyong Inventor after: Xiao Donghong Inventor after: Wang Hui Inventor after: Yang Xiaobing Inventor after: He Wangzhi Inventor after: Zhong Ziqiang Inventor after: Qu Zhengbing Inventor before: Xiao Donghong Inventor before: Lin Xiyong Inventor before: Yang Xiaobing Inventor before: Qu Zhengbing |
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Effective date of registration: 20220916 Address after: 528100 f1-f14, No.1, RiFeng Road, Leping Town, Sanshui District, Foshan City, Guangdong Province Patentee after: RIFENG ENTERPRISE (FOSHAN) Co.,Ltd. Patentee after: RIFENG ENTERPRISE GROUP Co.,Ltd. Patentee after: RIFENG TECHNOLOGY Co.,Ltd. Address before: 528000 Guangdong province Foshan City Temple Road No. 16 HSBC Building 8 floor Patentee before: RIFENG ENTERPRISE GROUP Co.,Ltd. Patentee before: RIFENG TECHNOLOGY Co.,Ltd. |
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