CN201003633Y - Two-position five-way reverse valve - Google Patents

Two-position five-way reverse valve Download PDF

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Publication number
CN201003633Y
CN201003633Y CNU2006201347778U CN200620134777U CN201003633Y CN 201003633 Y CN201003633 Y CN 201003633Y CN U2006201347778 U CNU2006201347778 U CN U2006201347778U CN 200620134777 U CN200620134777 U CN 200620134777U CN 201003633 Y CN201003633 Y CN 201003633Y
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China
Prior art keywords
mode
valve rod
ratchet
shape
valve
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Expired - Fee Related
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CNU2006201347778U
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Chinese (zh)
Inventor
陈雄
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Individual
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Individual
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Priority to CNU2006201347778U priority Critical patent/CN201003633Y/en
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Publication of CN201003633Y publication Critical patent/CN201003633Y/en
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Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses a two-position and five-way reversible valve, which comprises a valve body cavity and a valve core; wherein the valve body cavity is plugged with the valve core which is connected with a valve rod; a valve rod sleeve O-shaped ring is sleeved with an inner lining ring; and the valve rod is tightly matched with an upper bearing and a lower bearing and sleeved with a lower spacer, a reset spring, an upper spacer, and a shell in succession; and the valve body, the inner lining ring and the shell are fastened, while the shell is fastened with a fixed clutch; and the valve rod is connected with a mobile clutch key; and the umbrella gear of the fixed clutch is joggled with that of the mobile clutch; and the fixed clutch is fastened with a positioning ring; the mobile clutch is movably connected and sleeved with a handle sleeve ratchet ring; wherein the handle sleeve on the handle sleeve ratchet ring is provided with a paw and a paw spring in succession and fastened with a hand screw thread; wherein the paw is movably and glidingly connected to the ratchet of the mobile clutch; and the valve rod is fastened to the hand wheel screw thread; and an indicating pin ring is fastened to the mobile clutch as well. The utility model is used for switching the fluid and replacing the positive output frame and a negative output frame as well as saving device, energy, labor and site.

Description

The two-position five-way reversing valve
Technical field
The utility model two-position five-way reversing valve relates to building materials technology field; Be particularly related to the valve building materials technology field; Relate in particular to reversible valve technology field; Be specifically related to two-position five-way reversing valve technical field.
Background technique
At present,, all need totally enclosed fluid is switched to reverse output fast from forward output in drinkable water industry, food service industry, chemical industry, swimming place and hall, sewage treatment ... wait in the facility or equipment that need carry out the water filtration processing; This move, can only by one the cover forward output mechanism and one the cover reverse output mechanism totally two the cover output mechanisms under cooperatively interacting, finish; The deficiency of its existence, defective and drawback are: inefficiency not only, but also caused the waste in equipment, the energy, artificial, place.The utility model is exactly on conscientious and sufficient investigation, understanding, analysis, the above-mentioned existing known technology present situation of summary basis, and many deficiencies, defective and drawback that existing known technology exists succeed in developing in order to overcome and to solve.
The model utility content
The purpose of this utility model provides a kind of two-position five-way reversing valve.This two-position five-way reversing valve is provided with valve body, spool, valve rod, interior lining ring, lower bearing, lower levelling plate, reset spring, Upper gasket, outer cover, fixed clutch, movable clutch, positioning ring, pointer circle, handle sleeve ratchet circle, ratchet, click spring, handle, upper bearing (metal), each component of handwheel and setting; By organic connection of described each component and setting is constituted the utility model with combining.The purpose that reaches by the utility model is: uses the utility model and substitutes the described positive and negative two cover output mechanisms of existing known technology, and saving equipment, the energy, artificial, place.
The utility model can accomplish the end in view.
For achieving the above object, the technological scheme that the utility model provides is: a kind of two-position five-way reversing valve is made of jointly valve body, spool, valve rod, interior lining ring, lower bearing, lower levelling plate, reset spring, Upper gasket, outer cover, fixed clutch, movable clutch, positioning ring, pointer circle, handle sleeve ratchet circle, ratchet, click spring, handle, upper bearing (metal), handwheel;
Described valve body is the valve body structure of inverted conical cavity shape, the up and down of this conical cavity communicate and are connected with intake pipe by lower port, the left side of this conical cavity communicates with the right side and all is connected with outlet pipe, this conical cavity preceding with after communicate and all be connected with outlet pipe, described spool is the valve core structure of inverted conical cavity shape, the upper-end surface of this conical cavity is the structure of shutting and is provided with the attachment hole that is connected with valve rod, the lower end surface of this conical cavity is provided with the water inlet, the left side of this conical cavity is provided with osculum with right both sides in mutual corresponding mode, be provided with the branch water layer that divides water left with right both sides osculum in the tilting mode in diagonal angle in the intermediate cavity of this conical cavity, described valve rod is the structure of cylindrical shape, this cylindrical upper end is provided with screw thread, the structure of lining ring inverted carnival hat shape in described for being provided with center hole, described lower bearing, upper bearing (metal) is the structure of general plane bearing shape, described lower levelling plate, Upper gasket is the structure of the general shim-like that is provided with center hole, described reset spring, click spring is the structure of general spring-like, described outer cover is the structure that is provided with the carnival hat shape of center hole, described fixed clutch is the discoid structure that is provided with center hole, be provided with the tooth of umbrella shape on the upper-end surface of this disk in the mode of radiation, described movable clutch is the structure that is provided with the cylindrical shape of center hole, be provided with the tooth of umbrella shape on this cylindrical lower end surface in the mode of radiation, the circumferential surface of this cylindrical body excircle is provided with ratchet, described positioning ring is the structure of sleeve shape, the upper-end surface of this sleeve is provided with the sign of indicating positions, described pointer circle is the structure of sleeve shape, the arranged outside of this sleeve lower end has pointer, described handle sleeve ratchet circle is the structure of sleeve shape, the side of this sleeve is provided with the handle sleeve that is used to install ratchet and click spring and handle, be provided with internal thread in this handle sleeve, described ratchet is the structure of cylindrical shape, described handle is the structure of pole body shape, this pole body one end is provided with screw thread and two ends are provided with center hole, and described handwheel is the structure that is equipped with the handwheel shape of center hole, be provided with internal thread in the center hole of this handwheel;
Described two-position five-way reversing valve, the ways of connecting of living is connected the cavity of its valve body with the plug dress with spool, its spool is connected in close-fitting mode by taper pin with valve rod, suit O-ring seals and be connected on its valve rod with the center hole of interior lining ring mode with suit, its valve rod is connected in close-fitting mode with lower bearing, the above valve rod of its lower bearing successively with lower levelling plate, reset spring, Upper gasket, outer cover is connected in the mode of phase suit, lining ring in placing successively on its valve body, outer cover is connected by the mode of screw with screw threads for fastening, its outer cover is connected by the mode of screw with screw threads for fastening with fixed clutch on being sleeved on valve rod, its valve rod is connected in close-fitting mode by flat key with movable clutch, the umbrella shape tooth that is provided with on the umbrella shape tooth that is provided with on its fixed clutch upper-end surface and the movable clutch lower end surface is connected in the mode of engagement, its fixed clutch and positioning ring be suit and be connected by the mode of screw with screw threads for fastening mutually, its movable clutch rotates ways of connecting alive with handle sleeve ratchet circle and is connected with suit, place ratchet and click spring in the handle sleeve that is provided with on its handle sleeve ratchet circle side successively and be connected with the mode of handle with screw threads for fastening, the ratchet that is provided with on the circumferential surface of described this ratchet and movable clutch excircle is connected with the ways of connecting alive of sliding, its valve rod is connected in close-fitting mode with upper bearing (metal), its upper bearing (metal) and movable clutch are connected in the mode that is stopped by upper bearing (metal) and control the up and down scope of movable clutch, its valve rod is connected with the mode of handwheel with screw threads for fastening, and its suit and the pointer circle that is connected the handwheel lower end of living are connected by the mode of screw with screw threads for fastening with movable clutch.
Described two-position five-way reversing valve, a left side that is provided with on its described valve body with before the right water outlet pore that communicates is lower than with after the water outlet pore that communicates.
Described two-position five-way reversing valve, its described valve rod are provided with two grooves and the round boss that limits the lower bearing position that O-ring seals is installed.
Working principle of the present utility model and working procedure are: when handwheel and valve rod during at the state of tightening, the utility model is in running order.When handwheel and valve rod unclamped, valve rod upwards promoted; Because upwards promoting of valve rod, driving movable clutch upwards promotes, because upwards promoting of movable clutch, the umbrella shape tooth that is provided with on umbrella shape tooth that is provided with on the feasible moving movable clutch lower end surface and the fixed clutch upper-end surface is separated, at this moment, handle with sleeve, under the rotation of handle, ratchet of placing successively in the handle sleeve that handle is provided with on handle sleeve ratchet circle side and click spring all rotate thereupon, and handle sleeve ratchet circle is the center of circle and rotating along the movable clutch circumference with the center of circle of moving movable clutch, ratchet slides along moving the ratchet that is provided with on the movable clutch circumference simultaneously; Then, pull handle again with counter-rotation, because the counter-rotation of handle, because the ratchet that is provided with on the moving movable clutch circumference and the irreversible effect of ratchet, ratchet just drive movable clutch with handle to counter-rotation, since movable clutch with handle to counter-rotation, also drive simultaneously valve rod, valve rod drives spool all to counter-rotation, because the counter-rotation of spool, make the osculum that is provided with on the spool just switch to valve body on another is organized on the corresponding water outlet pore, whether osculum on the spool and the water outlet pore on the valve body be corresponding accurate, assert by positioning ring and pointer circle, because the pointer circle is fixed on the movable clutch, so, also driving the pointer circle at movable clutch during with counter-rotation rotates together, when the position that indicated on the pointed positioning ring on the pointer circle, illustrate that the osculum on the spool has been aimed at another group water outlet pore on the valve body, the switching purpose of this moment reaches and stops operating; After stopping operating, handwheel and valve rod are tightened, the utility model has just entered the normal working after switching.Working principle of the present utility model and entire work process are extremely simply and easily.
Owing to adopted technological scheme provided by the utility model, because it is above described to working principle of the present utility model and working procedure, make the utility model compare with existing known technology, obtained the described positive and negative two cover output mechanisms of the alternative existing known technology of application the utility model, and the beneficial effect in saving equipment, the energy, artificial, place.
Description of drawings
Fig. 1 looks the semi-section schematic representation for the master of the utility model embodiment.
Fig. 2 looks the section enlarged diagram for the master of spool in the utility model embodiment.
Fig. 3 looks enlarged diagram for the master of valve rod in the utility model embodiment.
Fig. 4 looks the section enlarged diagram for the master of interior lining ring in the utility model embodiment.
Fig. 5 looks the section enlarged diagram for the master of outer cover in the utility model embodiment.
Fig. 6 looks the section enlarged diagram for the master of fixed clutch in the utility model embodiment.
Fig. 7 looks the section enlarged diagram for the master of movable clutch in the utility model embodiment.
Fig. 8 looks the section enlarged diagram for the master of positioning ring in the utility model embodiment.
Fig. 9 is the enlarged diagram of overlooking of positioning ring in the utility model embodiment.
Figure 10 looks the section enlarged diagram for the master of the utility model embodiment middle finger needle cycle.
Figure 11 is the enlarged diagram of overlooking of the utility model embodiment middle finger needle cycle.
Figure 12 looks the section enlarged diagram for the master of handle sleeve ratchet circle in the utility model embodiment.
Figure 13 is the enlarged diagram of overlooking of handle sleeve ratchet circle in the utility model embodiment.
Figure 14 looks enlarged diagram for the master of ratchet in the utility model embodiment.
Figure 15 looks the cut-away section enlarged diagram for the master of handle in the utility model embodiment.
Figure 16 looks the section enlarged diagram for the master of handwheel in the utility model embodiment.
Figure 17 looks the semi-section enlarged diagram for the master of the first half in the utility model embodiment.With this figure the connection state of main structure of the present utility model and main structure can be embodied more clear.
Label among the figure: 1, valve body, 2, spool, 3, valve rod, 4, interior lining ring, 5, lower bearing, 6, lower levelling plate, 7, reset spring, 8, Upper gasket, 9, outer cover, 10, fixed clutch, 11, movable clutch, 12, positioning ring, 13, the pointer circle, 14, handle sleeve ratchet circle, 15, ratchet, 16, click spring, 17, handle, 18, upper bearing (metal), 19, handwheel.
Embodiment
Below in conjunction with Figure of description, the utility model is described in detail.Shown in Figure of description 1-17: a kind of two-position five-way reversing valve.Constitute jointly by valve body 1, spool 2, valve rod 3, interior lining ring 4, lower bearing 5, lower levelling plate 6, reset spring 7, Upper gasket 8, outer cover 9, fixed clutch 10, movable clutch 11, positioning ring 12, pointer circle 13, handle sleeve ratchet circle 14, ratchet 15, click spring 16, handle 17, upper bearing (metal) 18, handwheel 19;
Described valve body 1 is the valve body structure of inverted conical cavity shape, the up and down of this conical cavity communicate and are connected with intake pipe by lower port, the left side of this conical cavity communicates with the right side and all is connected with outlet pipe, this conical cavity preceding with after communicate and all be connected with outlet pipe, described spool 2 is the valve core structure of inverted conical cavity shape, the upper-end surface of this conical cavity is the structure of shutting and is provided with the attachment hole that is connected with valve rod, the lower end surface of this conical cavity is provided with the water inlet, the left side of this conical cavity is provided with osculum with right both sides in mutual corresponding mode, be provided with the branch water layer that divides water left with right both sides osculum in the tilting mode in diagonal angle in the intermediate cavity of this conical cavity, described valve rod 3 is the structure of cylindrical shape, this cylindrical upper end is provided with screw thread, lining ring 4 is for being provided with the structure of the inverted carnival hat shape of center hole in described, described lower bearing 5, upper bearing (metal) 18 is the structure of general plane bearing shape, described lower levelling plate 6, Upper gasket 8 is the structure of the general shim-like that is provided with center hole, described reset spring 7, click spring 16 is the structure of general spring-like, described outer cover 9 is the structure that is provided with the carnival hat shape of center hole, described fixed clutch 10 is for being provided with the discoid structure of center hole, be provided with the tooth of umbrella shape on the upper-end surface of this disk in the mode of radiation, described movable clutch 11 is the structure that is provided with the cylindrical shape of center hole, be provided with the tooth of umbrella shape on this cylindrical lower end surface in the mode of radiation, the circumferential surface of this cylindrical body excircle is provided with ratchet, described positioning ring 12 is the structure of sleeve shape, the upper-end surface of this sleeve is provided with the sign of indicating positions, described pointer circle 13 is the structure of sleeve shape, the arranged outside of this sleeve lower end has pointer, described handle sleeve ratchet circle 14 is the structure of sleeve shape, the side of this sleeve is provided with the handle sleeve that is used to install ratchet and click spring and handle, be provided with internal thread in this handle sleeve, described ratchet 15 is the structure of cylindrical shape, described handle 17 is the structure of pole body shape, this pole body one end is provided with screw thread and two ends are provided with center hole, and described handwheel 19 is the structure of the handwheel shape that is equipped with center hole, be provided with internal thread in the center hole of this handwheel;
Described two-position five-way reversing valve, the ways of connecting of living is connected the cavity of its valve body 1 with the plug dress with spool 2, its spool 2 is connected in close-fitting mode by taper pin with valve rod 3, suit O-ring seals and be connected on its valve rod 3 with the center hole of interior lining ring 4 mode with suit, its valve rod 3 is connected in close-fitting mode with lower bearing 5, the valve rod 3 of its lower bearing more than 5 successively with lower levelling plate 6, reset spring 7, Upper gasket 8, outer cover 9 is connected in the mode of phase suit, lining ring (4) in placing successively on its valve body 1, outer cover 9 is connected by the mode of screw with screw threads for fastening, its outer cover 9 is connected by the mode of screw with screw threads for fastening with fixed clutch 10 on being sleeved on valve rod 3, its valve rod 3 is connected in close-fitting mode by flat key with movable clutch 11, the umbrella shape tooth that is provided with on the umbrella shape tooth that is provided with on its fixed clutch 10 upper-end surfaces and movable clutch 11 lower end surfaces is connected in the mode of engagement, its fixed clutch 10 and positioning ring 12 be suit and be connected by the mode of screw with screw threads for fastening mutually, its movable clutch 11 rotates ways of connecting alive with handle sleeve ratchet circle 14 with suit and is connected, place ratchet 15 and click spring 16 in the handle sleeve that is provided with on its handle sleeve ratchet circle 14 sides successively and be connected with the mode of handle 17 with screw threads for fastening, the ratchet that is provided with on the circumferential surface of described this ratchet 15 and movable clutch 11 excircles is connected with the ways of connecting alive of sliding, its valve rod 3 is connected in close-fitting mode with upper bearing (metal) 18, its upper bearing (metal) 18 and movable clutch 11 are connected in the mode that is stopped by upper bearing (metal) and control the up and down scope of movable clutch, its valve rod 3 is connected with the mode of handwheel 19 with screw threads for fastening, and its suit and the pointer circle 13 that is connected handwheel 19 lower ends of living are connected by the mode of screw with screw threads for fastening with movable clutch 11.
Described two-position five-way reversing valve, a left side that is provided with on its described valve body 1 and the right water outlet pore that communicates be lower than preceding with after the water outlet pore that communicates.
Described two-position five-way reversing valve, its described valve rod 3 are provided with two grooves and the round boss that limits lower bearing 5 positions that O-ring seals is installed.
The above is preferred embodiment of the present utility model only, is not that the utility model is done any pro forma restriction; The those of ordinary skill of all industry, but all shown in the by specification accompanying drawing and the above, and implement the utility model swimmingly; But all those skilled in the art in not breaking away from the technical solutions of the utility model scope, when can utilizing the above technology contents that discloses, and a little change of making, modify the equivalent variations with differentiation, are equivalent embodiment of the present utility model; Simultaneously, all foundations essence technology of the present utility model all still belongs in the scope of the technical solution of the utility model change, modification and the differentiation etc. of any equivalent variations that above embodiment did.
The utility model has carried out property on probation examination after making and finishing, and through examination on probation, has obtained the good result of expection.

Claims (3)

1, a kind of two-position five-way reversing valve is characterized in that: by valve body (1), spool (2), valve rod (3), interior lining ring (4), lower bearing (5), lower levelling plate (6), reset spring (7), Upper gasket (8), outer cover (9), fixed clutch (10), movable clutch (11), positioning ring (12), pointer circle (13), handle sleeve ratchet circle (14), ratchet (15), click spring (16), handle (17), upper bearing (metal) (18), the common formation of handwheel (19);
Described valve body (1) is the valve body structure of inverted conical cavity shape, the up and down of this conical cavity communicate and are connected with intake pipe by lower port, the left side of this conical cavity communicates with the right side and all is connected with outlet pipe, this conical cavity preceding with after communicate and all be connected with outlet pipe, described spool (2) is the valve core structure of inverted conical cavity shape, the upper-end surface of this conical cavity is the structure of shutting and is provided with the attachment hole that is connected with valve rod, the lower end surface of this conical cavity is provided with the water inlet, the left side of this conical cavity is provided with osculum with right both sides in mutual corresponding mode, be provided with the branch water layer that divides water left with right both sides osculum in the tilting mode in diagonal angle in the intermediate cavity of this conical cavity, described valve rod (3) is the structure of cylindrical shape, this cylindrical upper end is provided with screw thread, lining ring (4) is for being provided with the structure of the inverted carnival hat shape of center hole in described, described lower bearing (5), upper bearing (metal) (18) is the structure of general plane bearing shape, described lower levelling plate (6), Upper gasket (8) is the structure of the general shim-like that is provided with center hole, described reset spring (7), click spring (16) is the structure of general spring-like, described outer cover (9) is the structure that is provided with the carnival hat shape of center hole, described fixed clutch (10) is for being provided with the discoid structure of center hole, be provided with the tooth of umbrella shape on the upper-end surface of this disk in the mode of radiation, described movable clutch (11) is the structure that is provided with the cylindrical shape of center hole, be provided with the tooth of umbrella shape on this cylindrical lower end surface in the mode of radiation, the circumferential surface of this cylindrical body excircle is provided with ratchet, described positioning ring (12) is the structure of sleeve shape, the upper-end surface of this sleeve is provided with the sign of indicating positions, described pointer circle (13) is the structure of sleeve shape, the arranged outside of this sleeve lower end has pointer, described handle sleeve ratchet circle (14) is the structure of sleeve shape, the side of this sleeve is provided with the handle sleeve that is used to install ratchet and click spring and handle, be provided with internal thread in this handle sleeve, described ratchet (15) is the structure of cylindrical shape, described handle (17) is the structure of pole body shape, this pole body one end is provided with screw thread and two ends are provided with center hole, and described handwheel (19) is the structure of the handwheel shape that is equipped with center hole, be provided with internal thread in the center hole of this handwheel;
Described two-position five-way reversing valve, the ways of connecting of living is connected the cavity of its valve body (1) with the plug dress with spool (2), its spool (2) is connected in close-fitting mode by taper pin with valve rod (3), its valve rod (3) is gone up the suit O-ring seals and is connected with the center hole of interior lining ring (4) mode with suit, its valve rod (3) is connected in close-fitting mode with lower bearing (5), the above valve rod (3) of its lower bearing (5) successively with lower levelling plate (6), reset spring (7), Upper gasket (8), outer cover (9) is connected in the mode of phase suit, lining ring (4) in placing successively on its valve body (1), outer cover (9) is connected by the mode of screw with screw threads for fastening, its outer cover (9) is connected by the mode of screw with screw threads for fastening with fixed clutch (10) on being sleeved on valve rod (3), its valve rod (3) is connected in close-fitting mode by flat key with movable clutch (11), the umbrella shape tooth that is provided with on the umbrella shape tooth that is provided with on its fixed clutch (10) upper-end surface and movable clutch (11) lower end surface is connected in the mode of engagement, its fixed clutch (10) and positioning ring (12) be suit and be connected by the mode of screw with screw threads for fastening mutually, its movable clutch (11) rotates ways of connecting alive with handle sleeve ratchet circle (14) and is connected with suit, place ratchet (15) and click spring (16) in the handle sleeve that is provided with on its handle sleeve ratchet circle (14) side successively and be connected with the mode of handle (17) with screw threads for fastening, the ratchet that is provided with on the circumferential surface of described this ratchet (15) and movable clutch (11) excircle is connected with the ways of connecting alive of sliding, its valve rod (3) is connected in close-fitting mode with upper bearing (metal) (18), its upper bearing (metal) (18) and movable clutch (11) are connected in the mode that is stopped by upper bearing (metal) and control the up and down scope of movable clutch, its valve rod (3) is connected with the mode of handwheel (19) with screw threads for fastening, and its suit and the pointer circle (13) that is connected handwheel (19) lower end of living are connected by the mode of screw with screw threads for fastening with movable clutch (11).
2, two-position five-way reversing valve according to claim 1 is characterized in that: the left side that described valve body (1) go up to be provided with and the right water outlet pore that communicates be lower than preceding with after the water outlet pore that communicates.
3, two-position five-way reversing valve according to claim 1 is characterized in that: described valve rod (3) is provided with two grooves and the round boss that limits lower bearing (5) position that O-ring seals is installed.
CNU2006201347778U 2006-09-04 2006-09-04 Two-position five-way reverse valve Expired - Fee Related CN201003633Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2006201347778U CN201003633Y (en) 2006-09-04 2006-09-04 Two-position five-way reverse valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2006201347778U CN201003633Y (en) 2006-09-04 2006-09-04 Two-position five-way reverse valve

Publications (1)

Publication Number Publication Date
CN201003633Y true CN201003633Y (en) 2008-01-09

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Family Applications (1)

Application Number Title Priority Date Filing Date
CNU2006201347778U Expired - Fee Related CN201003633Y (en) 2006-09-04 2006-09-04 Two-position five-way reverse valve

Country Status (1)

Country Link
CN (1) CN201003633Y (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011140959A1 (en) * 2010-05-14 2011-11-17 厦门松霖科技有限公司 Automatic return valve

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011140959A1 (en) * 2010-05-14 2011-11-17 厦门松霖科技有限公司 Automatic return valve
US8739831B2 (en) 2010-05-14 2014-06-03 Xiamen Solex High-Tech Industries Co., Ltd. Self-reset valve

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GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20080109

Termination date: 20120904