CN209041618U - A kind of long-range switching valve control structure - Google Patents
A kind of long-range switching valve control structure Download PDFInfo
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- CN209041618U CN209041618U CN201821526486.2U CN201821526486U CN209041618U CN 209041618 U CN209041618 U CN 209041618U CN 201821526486 U CN201821526486 U CN 201821526486U CN 209041618 U CN209041618 U CN 209041618U
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Abstract
A kind of long-range switching valve control structure comprising shell and be successively matched with the intracorporal pushing cover of shell, piston, switch piece and water tray from top to bottom；The pushing cover includes sleeve and the annular baffle that is connected with sleeve outer wall；The piston activity is placed through in sleeve；The switch piece includes switch plate and upper round tube；Upper round tube and piston are mutually nested with and form active chamber, and damping lid, damping oil and second back-moving spring are equipped in active chamber；The water tray is centrally formed with deep gouge and several water outlets with switch plate tapping hole mobile communication, the third reset spring that coefficient of elasticity is less than second back-moving spring is combined in deep gouge, it is equipped with the first pointed tooth and the second pointed tooth of activity cooperation between pushing cover and switch piece, activity cooperation third pointed tooth and the 4th pointed tooth are equipped between switch piece and water tray.The utility model can carry out effluent state switching when water feeding pressure quickly changes one time, and switch when intaking again after long-time stops water inlet without effluent state.
Description
Technical field
The utility model relates to bathroom fields, particularly relate to a kind of long-range switching valve control structure.
Background technique
At present in bathroom field, in order to remotely be controlled the switching valve in water route, to be convenient for people to use, thus
Long-range switching valve is developed, this kind of long-range switching valve uses the switching mechanism similar with " automatic ball-pen switching construction ", passes through
The variation in water pressure in water route is controlled to drive switching mechanism to operate to control long-range switching valve and carry out water route switching, to change out
Water state, this kind of long-range switching valve in the sanitaryware that top-spraying gondola and Portable rose etc. need to carry out water route switching using compared with
It is more.
Since user can generally close resource of water supply after terminating to sanitaryware use, then user is next time
Water supply water pipe is then turned on when use, this movement closed and opened will lead to the variation in water pressure in water route, so that long-range switching
Valve carries out water route switching, therefore effluent state when existing long-range switching valve can not retain last use, so that user
It needs to drive long-range switching valve to carry out water route switching again by the variation in water pressure in control water route, there is inconvenience using upper.
Utility model content
The purpose of this utility model is to provide a kind of long-range switching valve control structures, can quickly change in water feeding pressure
Effluent state switching is carried out an at time, and is switched when intaking again after long-time stops water inlet without effluent state.
In order to achieve the above objectives, the solution of the utility model is:
A kind of long-range switching valve control structure comprising shell and be successively matched with the intracorporal pushing cover of shell, work from top to bottom
Plug, switch piece and water tray；The upper and lower ends of the shell offer inlet and outlet respectively, set on the inner wall of shell
There is inwardly protruded limiting block edge；The pushing cover is moving up and down to be matched in shell, and pushing cover includes that closedtop closes bottom opening
Sleeve and the annular baffle that is connected with sleeve outer wall, barrel bore communicated with water inlet；It is set on the bottom surface of the annular baffle
There are several to be circumferentially distributed and around the first pointed tooth of sleeve, upper end of the annular baffle bottom surface periphery activity against limiting block edge
Face；The annular baffle and limiting block are equipped with first back-moving spring between；The piston is the cylinder of top closed bottom opening
Shape structure, piston activity are placed through in sleeve and move or relatively move together with sleeve and open and close sleeve bottom opening；It is described
Switch piece is moving up and down to be matched in shell, and switch piece includes switch plate and upper round tube；In the upper round tube and switch plate
End face is connected and is coaxially disposed, and the upper round tube is nested with piston and forms an active chamber between piston；The movable chamber
Indoor activity is equipped with damping lid, and damping lid includes partition and the circular retaining wall being connected with partition bottom surface；The partition is activity
Chamber is separated into the first movable chamber and the second movable chamber up and down, be equipped in the first movable chamber upper and lower ends bear against piston and every
The second back-moving spring of plate；The circular retaining wall is being separated into First pressure chamber and second pressure chamber inside and outside the second movable chamber, and
One pressure chamber and second pressure are intracavitary filled with damping oil；The circular retaining wall is equipped with connection First pressure chamber and second pressure
The communication port of chamber；The switch plate upper surface is equipped with several circular upper round tubes and the second point with the first pointed tooth activity cooperation
Tooth；Spacing between adjacent second pointed tooth is more than or equal to the width of first pointed tooth；The switch plate is equipped with and barrel bore
The tapping hole that activity communicates, the switch plate lower end surface are equipped with several third pointed tooths being circumferentially distributed；The water tray is solid
Be scheduled in shell and with switching disk activity against；The water tray is centrally formed with the deep gouge to lower recess, each third pointed tooth
Activity is placed through in deep gouge；The third reset that a upper and lower ends bear against switch plate and sink groove bottom is combined in the deep gouge
Spring, the coefficient of elasticity of the third reset spring are less than the coefficient of elasticity of second back-moving spring；It is equipped in the deep gouge several
4th pointed tooth of a cooperation with the activity of third pointed tooth, the spacing between adjacent 4th pointed tooth are more than or equal to a tritubercular width
Degree；The apopore of several and tapping hole mobile communication is additionally provided on the water tray.
The switch piece further includes lower round tube and switching round tube；The inner wall of the switching round tube passes through connecting plate and upper round tube
Outer wall be connected, switching round tube with the mistake water flow passage communicated with barrel bore activity is formed between upper round tube and switch plate, it is described
Switching is formed with second pointed tooth on round tube upper surface；The tapping hole of the switch plate is communicated with water flow passage is crossed；The lower circle
Pipe is connected and is coaxially disposed with switch plate lower end surface, and the third pointed tooth is formed on the lower round tube lower end surface.
First pointed tooth, the second pointed tooth, third pointed tooth and the mutual position of the 4th pointed tooth are arranged to: when the first point
When tooth is aligned the second pointed tooth, third pointed tooth and the 4th pointed tooth mutual dislocation.
The guide groove planted for third pointed tooth activity is formed between adjacent 4th pointed tooth.
Sealing ring is equipped between the piston side wall and sleeve lateral wall.
Sealing ring is equipped between the upper round tube side wall and piston side wall.
The top of the sleeve annular baffle protruding upward, the upper portion side wall of sleeve is offered to be communicated with barrel bore
Water hole.
Y-shaped ring is equipped between the annular baffle periphery and inner walls；The sleeve activity is placed through water inlet
It is interior and with water inlet transition fit.
Annular baffle bottom surface periphery forms downwardly convex annular peripheral wall, and the lower end activity of the annular peripheral wall is against limit
The upper surface on position gear edge.
The top land is equipped with several outwardly convexs and is set in the diverter tab in sleeve, the top of diverter tab
Activity is at the top of sleeve.
Coefficient of elasticity and third reset spring of the coefficient of elasticity of the first back-moving spring lower than second back-moving spring
The summation of coefficient of elasticity.
After adopting the above scheme, the utility model is greater than third reset spring using the coefficient of elasticity of second back-moving spring
Coefficient of elasticity and damping oil are in First pressure chamber and the intracavitary flowing of second pressure, so that the utility model is quick in water feeding pressure
When changing one time, switch piece is able to rotate to carry out effluent state switching, and the utility model after long-time stops water inlet again
When water inlet, switch piece does not rotate and switches without effluent state.
Detailed description of the invention
Fig. 1 is the exploded view of the utility model；
Fig. 2 is the perspective view of the utility model；
Fig. 3 is the structural schematic diagram of the switch piece of the utility model；
Fig. 4 is the structural schematic diagram of the water tray of the utility model；
Fig. 5 is section plan when the utility model is in original state；
Fig. 6 is three-dimensional cutaway view when the utility model is in original state；
Fig. 7 is that the utility model is in state section plan for the moment；
Fig. 8 is that the utility model is in state three-dimensional cutaway view for the moment；
Fig. 9 is section plan when the utility model is in state two；
Figure 10 is three-dimensional cutaway view when the utility model is in state two；
Figure 11 is section plan when the utility model is in state three；
Figure 12 is three-dimensional cutaway view when the utility model is in state three；
Figure 13 is section plan when the utility model is in state four；
Figure 14 is three-dimensional cutaway view when the utility model is in state four；
Label declaration:
Shell 1, upper cover 11, water inlet 111, middle cover 12, limiting block is along 121, lower cover 13, water outlet 131, pushing cover 2, sleeve
21, water hole 211, annular baffle 22, the first pointed tooth 221, annular peripheral wall 222, piston 3, diverter tab 31, switch piece 4, switching
Disk 41, tapping hole 411, upper round tube 42, lower round tube 43, third pointed tooth 431 switch round tube 44, connecting plate 441, the second pointed tooth
442, water tray 5, deep gouge 51, the 4th pointed tooth 511, guide groove 512, apopore 52, first back-moving spring 6, second back-moving spring 7,
Second back-moving spring 8, damps lid 9, partition 91, circular retaining wall 92, communication port 921, active chamber A, the first movable chamber A1, and second
Movable chamber A2, First pressure chamber A21, second pressure chamber A22 cross water flow passage B, y-shaped ring a, sealing ring b.
Specific embodiment
In order to which the technical solution of the utility model is explained further, below by specific embodiment come to the utility model into
Row elaborates.
As shown in figs. 1 to 14, the utility model discloses a kind of long-range switching valve control structure comprising 1 He of shell
Pushing cover 2, piston 3, switch piece 4 and the water tray 5 being successively matched in shell 1 from top to bottom.
Cooperate shown in Fig. 1, Fig. 2 and Fig. 5 to Figure 14, the shell 1 can successively be spliced by upper cover 11, middle cover 12 and lower cover 13
It forms, the upper and lower ends of the shell 1 are respectively equipped with water inlet 111 and water outlet 131；The inner wall of the shell 1 be equipped with to
The limiting block of internal projection is along 121.
Cooperate shown in Fig. 1 and Fig. 5 to Figure 14, the pushing cover 2 is moving up and down to be matched in shell 1, and the pushing cover 2 is wrapped
The annular baffle 22 that closedtop closes the sleeve 21 of bottom opening and is connected with 21 outer wall of sleeve is included, the top of the sleeve 21 is upward convex
The annular baffle 22 out, the upper portion side wall of the sleeve 21 offer the water hole 211 communicated with 21 inner cavity of sleeve so that
21 inner cavity of sleeve is communicated with water inlet 111；Y-shaped ring a is equipped between 22 periphery of annular baffle and 1 inner wall of shell to protect
It demonstrate,proves annular baffle 22 and the sealing of 1 inner wall of shell cooperates, y-shaped ring a can be nested on 22 periphery of annular baffle；The ring
The bottom surface of shape baffle 22 is equipped with several and is circumferentially distributed and around the first pointed tooth 221 of sleeve 21, the annular baffle 22
Bottom surface periphery activity moves down attainable extreme lower position, the ring along 121 upper surface against limiting block to limit pushing cover 2
The 22 top surface activity of shape baffle moves up attainable extreme higher position against 1 top of shell to limit pushing cover 2, the annular baffle 22
Bottom surface periphery can form downwardly convex annular peripheral wall 222, and the lower end activity of the annular peripheral wall 222 is against limiting block along 121
Upper surface, the annular baffle 22 and limiting block between 121 be equipped with first back-moving spring 6, the first back-moving spring 6 it is upper
Lower both ends bear against annular baffle 22 bottom surface and limiting block along 121 upper surface.
Cooperate shown in Fig. 1 and Fig. 5 to Figure 14, the piston 3 is the tubular structure of top closed bottom opening, the piston
3 activities are placed through in sleeve 21 and move or relatively move together with sleeve 21 and open and close 21 bottom opening of sleeve, the piston 3
Sealing ring b is equipped between 21 side wall of side wall and sleeve so that sealing cooperation, sealing ring a between 21 inner wall of piston 3 and sleeve
It can be set on the side wall of piston 3；The shunting for being wherein equipped with several outwardly convexs at the top of piston 3 and being set in sleeve 21
Fin 31 to ensure that water flow can enter in sleeve 21 from water hole 211, push up against sleeve 21 by the top movable of diverter tab 31
Portion is so that piston 3 can be moved or be relatively moved together with sleeve 21, it should be noted that the utility model can also by
3 lower end setting activity of piston realizes that piston 3 can be moved or be relatively moved together with sleeve 21 against the convex edge of 21 bottom surface of sleeve.
Cooperate shown in Fig. 1, Fig. 3 and Fig. 5 to Figure 14, the switch piece 4 is moving up and down to be matched in shell 1, described
Switch piece 4 includes switch plate 41, upper round tube 42, lower round tube 43 and switching round tube 44；The upper round tube 42 and 41 upper end of switch plate
Face is connected and is coaxially disposed, and the upper round tube 42 is nested with the mutual activity of piston 3 and forms an active chamber A, upper round tube 42
Sealing ring b is equipped between 3 side wall of side wall and piston to guarantee that upper round tube 42 and the sealing of piston 3 cooperate；It is living in the active chamber A
Dynamic be equipped with damps lid 9, the circular retaining wall 92 for damping lid 9 and including partition 91 and being connected with 91 bottom surface of partition, and 91, partition
Active chamber A or more, which is separated into the first movable chamber A1 and the second movable chamber A2, the first movable chamber A1, is equipped with second back-moving spring
7, the upper and lower ends of second back-moving spring 7 bear against piston 3 and switch plate 41；Circular retaining wall 92 is inside and outside the second movable chamber A2
It is separated into First pressure chamber A21 and second pressure chamber A22, First pressure chamber A21 and second pressure chamber A22 filled with damping
Oil, circular retaining wall 92 are equipped with the communication port 921 of connection First pressure chamber A21 and First pressure chamber A22 for damping oil；It is described
The inner wall of switching round tube 44 is connected so that the switching round tube 44 is fixed on switching with 42 outer wall of upper round tube by connecting plate 441
41 top of disk is simultaneously nested with upper round tube 42, switches to be formed between round tube 44 and upper round tube 42 and switch plate 41 and live with 21 inner cavity of sleeve
The dynamic mistake water flow passage B communicated crosses water flow passage B and 21 inner cavity of sleeve when piston 3 moves down and opens 21 bottom opening of sleeve
It communicates, and when piston 3 moves up when 21 bottom opening of closure sleeve, it crosses the inner cavity water flow passage B and sleeve A and is not communicated with；It is described
Switching 44 upper surface of round tube is formed with the second pointed tooth 442 of several and the 221 activity cooperation of the first pointed tooth, and works as switch piece 4
When being in extreme higher position with pushing cover 2, the first pointed tooth 221 not with the second pointed tooth 442 against, between adjacent second pointed tooth 442 between
Away from the width for being more than or equal to first pointed tooth 221；It just can to push away by the cooperation of the first pointed tooth 221 and the second pointed tooth 442
Lid 2, first back-moving spring 6 and switch piece 4 are constituted and matching relationship similar in automatic ball-pen switching mechanism；The lower round tube 43
It is connected and is coaxially disposed with 41 lower end surface of switch plate, several third pointed tooths 431 is formed on the lower end surface of the lower round tube 43；
The 41 top surface periphery activity of switch plate moves up attainable highest along 121 lower end surface against limiting block to limit switch piece 4
Position, the switch plate 41 are equipped with upper and lower perforative tapping hole 411, and tapping hole 411 communicates with water flow passage B excessively and makes tapping hole
411 communicate with 21 inner cavity activity of sleeve.
Cooperate shown in Fig. 1 and Fig. 4 to Figure 14, the water tray 5 be fixed in shell 1 and with 41 activity of switch plate against,
The water tray 5 can be folded between middle cover 12 and lower cover 13；The water tray 5 is centrally formed with the deep gouge 51 to lower recess,
43 activity of lower round tube is placed through in deep gouge 51；It is combined with a upper and lower ends in the deep gouge 51 and bears against 41 He of switch plate
The third reset spring 8 of 51 slot bottom of deep gouge, the coefficient of elasticity of the third reset spring 8 are less than the elasticity of second back-moving spring 7
Coefficient；The 4th pointed tooth 511 equipped with several and the 431 activity cooperation of third pointed tooth in the deep gouge 51, adjacent 4th pointed tooth 511
Between spacing be more than or equal to the width of a third pointed tooth 431, could be formed between adjacent 4th pointed tooth 511 for third point
The guide groove 512 that 431 activity of tooth is planted, first pointed tooth 221, the second pointed tooth 442,511 phase of third pointed tooth 431 and the 4th pointed tooth
Positional relationship between mutually is when the first pointed tooth 221 is aligned the second pointed tooth 442, and third pointed tooth 431 and the 4th pointed tooth 511 are mutually
Dislocation；It just can make switch piece 4, third reset spring 8 and water tray 5 by the cooperation of third pointed tooth 431 and the 4th pointed tooth 511
It constitutes and matching relationship similar in automatic ball-pen switching mechanism.It is living with tapping hole 411 that several are additionally provided on the water tray 5
The apopore 52 of dynamic connection can control tapping hole 411 by rotation switch piece 4 and communicate with each 52 selectivity of apopore, and is
The watertightness for guaranteeing the utility model is equipped with sealing ring b between each apopore 52 and switch plate 41.
To enable pushing cover 2 to be moved prior to piston 3 and switch piece 4, the coefficient of elasticity of the first back-moving spring 6 is low
In the summation of the coefficient of elasticity of the coefficient of elasticity and third reset spring 8 of second back-moving spring 7, and in order under low hydraulic pressure environment
Pushing cover 2 can be pushed mobile, 21 activity of sleeve be placed through in water inlet 111 and with 111 transition fit of water inlet.
The utility model for ease of understanding illustrates the working principle of the utility model in detail below.
Cooperate shown in Fig. 5 and Fig. 6, when the utility model is in original state, water source is closed, the water inlet 111 of shell 1
There is no water flow entrance, since the coefficient of elasticity of second back-moving spring 7 is greater than the coefficient of elasticity of third reset spring 8, at this time the
Under one reset spring 6, second back-moving spring 7 and third reset spring 8 act on, the annular baffle 22 of pushing cover 2 is pushed up against shell 1
Portion, the upper end of piston 3 is against 21 top of sleeve, and 41 bottom surface of switch plate of switch piece 4 is resisted against on 5 top surface of water tray, switch piece 4
In lowest position, the tapping hole 411 of switch plate 5 is aligned with an apopore 52 and is connected to, at this time third pointed tooth 431 and the 4th
The dislocation of pointed tooth 511 and third pointed tooth 431 is inserted in guide groove 512, the first pointed tooth 221 be aligned with the second pointed tooth 442 and it is mutual not
Against；
When the utility model is in original state, water source is opened and the water inlet 111 of shell 1 is intake, cooperated
Shown in Fig. 7 and Fig. 8, since the coefficient of elasticity of the first back-moving spring 6 is lower than the coefficient of elasticity and third of second back-moving spring 7
The summation of the coefficient of elasticity of reset spring 8, water flow first pushes pushing cover 2 to move down at this time, and makes pushing cover 2 with piston 3 one
Rise move down, when pushing cover 2 be moved down into annular baffle 22 and limiting block along 121 against when, pushing cover 2 no longer moves, at this time
Water flow flows into sleeve 21 from water hole 211 and piston 3 is pushed to continue to move down, so that 3 bottom opening of sleeve is opened,
At this moment water flow just flows into tapping hole 411 via water flow passage B excessively, so that the apopore 52 being connected to tapping hole 411 is discharged,
And piston 3 moves down meeting so that second pressure chamber A22 volume reduces, so that the damping oil in second pressure chamber A22 flows into the first pressure
Damping lid 9 is pushed to move up in power chamber A21, so that the first movable chamber A1 volume reduces and second back-moving spring 7 is compressed；Work as piston
3 when moving down into minimum, water flow to the active force of piston 3 can overcome 7 elastic force of second back-moving spring, 8 elastic force of third reset spring and
Damping oil thrust, so that the utility model is in balance, the utility model is in state one at this time, and since this is practical
It is novel be switched to state one from original state during, switch piece, which does not move, also not to be rotated, therefore the water outlet of the utility model
State is constant；
State is in for the moment in the utility model, and water source is closed and the water inlet 111 of shell 1 is not intake, is matched
It closes shown in Fig. 9 and Figure 10, pushing cover 2 and piston 3 are no longer influenced by into water flow action at this time, and pushing cover 3 is acted in first back-moving spring 6
Under move up reset in highest position, at the same time, piston 3 and switch piece 4 can be under the effects of third reset spring 8
And move up together, when the switch plate 41 of switch piece 4 against limiting block along 121 when, switch piece 4 stops movement, at this time at switch piece 4
In highest position, at this moment 3 closure sleeve of piston, 1 bottom opening and 3 upper end of piston is not contacted at the top of sleeve 21, the first pointed tooth
221 do not contact with the second pointed tooth 442, and the utility model is in state two at this time；
When the utility model is in state two, if quickly water source is reopened and is made the water inlet 111 of shell 1
Again it intakes, so that one-shot change is rapidly completed in water feeding pressure, the utility model also maintains the state of state two at this time, matches
Close Figure 11 and Figure 12, at this moment water flow first push pushing cover 2 to move down and make the first pointed tooth 221 and the second pointed tooth 442 against, from
And switch piece 4 is driven to turn an angle so that third pointed tooth 431 is aligned the 4th pointed tooth 511, when pushing cover 2 is moved down into annular
Baffle 22 and limiting block along 121 against when, pushing cover 2 no longer moves, and the utility model is in state three at this time；After this,
Cooperate shown in Figure 13 and Figure 14, water flow flows into sleeve 21 from water hole 211 and piston 3 is pushed to continue to move down at this time, living
Plug 3 continue to move down will push switch piece 4 continue to move down and make third pointed tooth 431 and the 4th pointed tooth 511 against, from
And switch piece 4 is driven to continue to rotate in same direction certain angle and third pointed tooth 431 is inserted between adjacent 4th pointed tooth 511
The first pointed tooth 221 is made to realign the second pointed tooth 442 in guide groove 512, the tapping hole 411 of switch plate 41 is aligned water outlet at this time
Another water outlet 52 on disk 5, hereafter switch piece 4 no longer rotates and continues to be moved down into switch plate 41 under the effect of piston 3
With water tray 5 against the utility model is in state four at this time, completes the water outlet that a water route switches and makes the utility model
State changes, and at this moment water flow is just via crossing in water flow passage B inflow tapping hole 411, so that the water outlet being connected to tapping hole 411
Hole 52 is discharged, and piston 3 moves down meeting so that second pressure chamber A22 volume reduces, so that the damping oil stream in second pressure chamber A22
Enter in First pressure chamber A21 and damping lid 9 is pushed to move up, so that the first movable chamber A1 volume reduces and second back-moving spring 7 is pressed
Contracting；When piston 3 moves down into minimum, water flow can overcome 7 elastic force of second back-moving spring, third to reset bullet the active force of piston 3
8 elastic force of spring and damping oil thrust, so that the utility model is in balance.
When the utility model is in state four, water source is closed and the water inlet 111 of shell 1 is not intake, together
Sample, pushing cover 2 and piston 3 are no longer influenced by into water flow action at this time, and pushing cover 3 moves up under the effect of first back-moving spring 6
Reset and be in highest position, at the same time, piston 3 and switch piece 4 can under the effect of third reset spring 8 and together on
Move, when the switch plate 41 of switch piece 4 against limiting block along 121 when, switch piece 4 stops movement, and switch piece 4 is in highest order at this time
Set place, at this moment 3 closure sleeve of piston, 1 bottom opening and 3 upper end of piston is not contacted at the top of sleeve 21, the first pointed tooth 221 not with
Second pointed tooth 442 contact, so that the utility model is in state two again at this time；
When the utility model is in state two, if water source is closed for a long time, when so that the water inlet 111 of shell 1 is long
Between stop water inlet when, due to second back-moving spring 7 coefficient of elasticity be greater than third reset spring 8 coefficient of elasticity, second reset
Spring 7, which will be slow, pushes piston 3 to move up reset, push damping lid 9 to move down reset and switch piece 4 is pushed to move down reset, so that the
One movable chamber A1 volume increases and the part damping oil in First pressure chamber A21 flows back into second pressure chamber A22, so that this reality
With new restoring to original state, in the process, the first pointed tooth 221, the second pointed tooth 442, third pointed tooth 431 and the 4th pointed tooth
511 do not drive switch piece 4 to rotate.
In summary, the utility model is greater than the elasticity of third reset spring 8 using the coefficient of elasticity of second back-moving spring 7
Coefficient and damping oil move in First pressure chamber A21 and second pressure chamber A22, enable the utility model in water feeding pressure
When quickly changing one time, switch piece 4 is able to rotate to carry out effluent state switching, and the utility model is after long-time stops water inlet
When intaking again, switch piece 4 does not rotate and switches without effluent state.
The product form and style of above-described embodiment and schema and non-limiting the utility model, any technical field
The appropriate changes or modifications that those of ordinary skill does it all should be regarded as the patent category for not departing from the utility model.
Claims (11)
1. a kind of long-range switching valve control structure, it is characterised in that: it is intracorporal to be successively matched with shell including shell and from top to bottom
Pushing cover, piston, switch piece and water tray；
The upper and lower ends of the shell offer inlet and outlet respectively, and the inner wall of shell is equipped with inwardly protruded limit
Keep off edge；
The pushing cover is moving up and down to be matched in shell, and pushing cover includes the sleeve and and sleeve outer wall that closedtop closes bottom opening
Connected annular baffle, barrel bore are communicated with water inlet；The bottom surface of the annular baffle is equipped with several and is circumferentially distributed
And around the first pointed tooth of sleeve, upper surface of the annular baffle bottom surface periphery activity against limiting block edge；The annular baffle with
Limiting block is equipped with first back-moving spring between；
The piston is the tubular structure of top closed bottom opening, and piston activity is placed through in sleeve and moves together with sleeve
Or it relatively moves and opens and closes sleeve bottom opening；
The switch piece is moving up and down to be matched in shell, and switch piece includes switch plate and upper round tube；The upper round tube with
Switch plate upper surface is connected and is coaxially disposed, and the upper round tube is nested with piston and forms an active chamber between piston；Institute
It states activity in active chamber and is equipped with damping lid, damping lid includes partition and the circular retaining wall being connected with partition bottom surface；It is described every
Active chamber is separated into the first movable chamber and the second movable chamber by plate up and down, is born against in the first movable chamber equipped with upper and lower ends
The second back-moving spring of piston and partition；The circular retaining wall is pressed First pressure chamber and second is separated into inside and outside the second movable chamber
Power chamber, First pressure chamber and second pressure are intracavitary filled with damping oil；The circular retaining wall be equipped with connection First pressure chamber and
The communication port of second pressure chamber；The switch plate upper surface is equipped with several circular upper round tubes and cooperates with the first pointed tooth activity
The second pointed tooth；Spacing between adjacent second pointed tooth is more than or equal to the width of first pointed tooth；The switch plate be equipped with
The tapping hole that barrel bore activity communicates, the switch plate lower end surface are equipped with several third pointed tooths being circumferentially distributed；
The water tray be immobilized in the shell and with switching disk activity against；The water tray is centrally formed with to the heavy of lower recess
Slot, each third pointed tooth activity are placed through in deep gouge；A upper and lower ends are combined in the deep gouge to bear against switch plate and sink
The third reset spring of slot slot bottom, the coefficient of elasticity of the third reset spring are less than the coefficient of elasticity of second back-moving spring；Institute
The 4th pointed tooth equipped with several and third pointed tooth activity cooperation in deep gouge is stated, the spacing between adjacent 4th pointed tooth is more than or equal to
One tritubercular width；The apopore of several and tapping hole mobile communication is additionally provided on the water tray.
2. a kind of long-range switching valve control structure as described in claim 1, it is characterised in that: the switch piece further includes lower circle
Pipe and switching round tube；
The inner wall of the switching round tube is connected by connecting plate with upper round tube outer wall, is switched between round tube and upper round tube and switch plate
It is formed with the mistake water flow passage communicated with barrel bore activity, is formed with second pointed tooth on the switching round tube upper surface；Institute
The tapping hole for stating switch plate is communicated with water flow passage is crossed；
The lower round tube is connected and is coaxially disposed with switch plate lower end surface, and the third point is formed on the lower round tube lower end surface
Tooth.
3. a kind of long-range switching valve control structure as claimed in claim 1 or 2, it is characterised in that: first pointed tooth, second
Pointed tooth, third pointed tooth and the mutual position of the 4th pointed tooth are arranged to: when the first pointed tooth is aligned the second pointed tooth, third pointed tooth
With the 4th pointed tooth mutual dislocation.
4. a kind of long-range switching valve control structure as claimed in claim 1 or 2, it is characterised in that: adjacent 4th pointed tooth
Between be formed with for third pointed tooth activity plant guide groove.
5. a kind of long-range switching valve control structure as described in claim 1, it is characterised in that: the piston side wall and sleeve side
Sealing ring is equipped between wall.
6. a kind of long-range switching valve control structure as described in claim 1, it is characterised in that: the upper round tube side wall and piston
Sealing ring is equipped between side wall.
7. a kind of long-range switching valve control structure as described in claim 1, it is characterised in that: the top of the sleeve is upward convex
The annular baffle out, the upper portion side wall of sleeve offer the water hole communicated with barrel bore.
8. a kind of long-range switching valve control structure as claimed in claim 7, it is characterised in that: the annular baffle periphery and shell
Y-shaped ring is equipped between internal wall；The sleeve activity be placed through in water inlet and with water inlet transition fit.
9. a kind of long-range switching valve control structure as described in claim 1, it is characterised in that: annular baffle bottom surface periphery
Form downwardly convex annular peripheral wall, the upper surface of the lower end activity of the annular peripheral wall against limiting block edge.
10. a kind of long-range switching valve control structure as described in claim 1, it is characterised in that: if the top land is equipped with
Dry outwardly convex is simultaneously set in the diverter tab in sleeve, and the top movable of diverter tab is at the top of sleeve.
11. a kind of long-range switching valve control structure as described in claim 1, it is characterised in that: the first back-moving spring
Summation of the coefficient of elasticity lower than the coefficient of elasticity of second back-moving spring and the coefficient of elasticity of third reset spring.
Priority Applications (1)
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN118026409A (en) * | 2024-04-11 | 2024-05-14 | 四川发展环境科学技术研究院有限公司 | Anaerobic ammonia oxidation coupling sulfur autotrophic denitrification wastewater denitrification system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN118026409A (en) * | 2024-04-11 | 2024-05-14 | 四川发展环境科学技术研究院有限公司 | Anaerobic ammonia oxidation coupling sulfur autotrophic denitrification wastewater denitrification system |
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Address after: 361000 First and Five Floors of Main Building of No. 198-204 Yingyao Road, Jimei District, Xiamen City, Fujian Province Patentee after: Xiamen Aspis Intelligent Manufacturing System Co., Ltd. Address before: 361023 618, 6th floor, 1616 Guankou Middle Road, Jimei District, Xiamen City, Fujian Province Patentee before: Xiamen Aspis Intelligent Manufacturing System Co., Ltd. |