CN2711476Y - Three-way valve - Google Patents
Three-way valve Download PDFInfo
- Publication number
- CN2711476Y CN2711476Y CN 200420015908 CN200420015908U CN2711476Y CN 2711476 Y CN2711476 Y CN 2711476Y CN 200420015908 CN200420015908 CN 200420015908 CN 200420015908 U CN200420015908 U CN 200420015908U CN 2711476 Y CN2711476 Y CN 2711476Y
- Authority
- CN
- China
- Prior art keywords
- valve
- sealed mouth
- spool
- valve rod
- valve body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Multiple-Way Valves (AREA)
Abstract
The utility model relates to a three-way valve used for the fluid pipelines. The utility model is composed of a three-way valve body with three valve ports communicated with the valve chamber, and a regulating part with a valve spool. The valve chamber is provided with a first sealing port on the point communicated with the first valve port and a second sealing port communicated with the second valve port. The two side faces of the valve spool are provided with sealing elements; the valve spool is arranged in the middle position between the first sealing port and the second sealing port in the valve chamber. By regulating the positions of the valve spool and the sealing elements via the regulating part, the valve has the functions of mixing, distributing, two-way shutoff, and one-way flow guiding. In addition, the three-way valve has anti-theft function.
Description
Technical field
The utility model relates to a kind of valve that is used for fluid circuit, particularly a kind of three-way valve.
Background technique
All kinds of stop valves in the fluid circuit of the prior art mostly are the single channel valve, an input end, an output terminal, ball valve or stop valve are equipped with in the centre, though the pipeline that has is equipped with three-way union, and must the adjunction line branching at special occasions, and joint is too many, be not easy to use and keep in repair, particularly sealing is poor, and evaporating, emitting, dripping or leaking of liquid or gas is inevitable.In pipeline, to change the flow direction of fluid, can only rely on many group stop valves to cooperate regulation and control.Because valve needs to take certain space in pipeline, make easily to form the fluid dead angle in the pipeline, particularly in the chemical industry, the existence at the fluid dead angle in the pipeline can directly influence quality of product.Thereby this class is straight-through or the logical stop valve in angle exists usage quantity many, is of limited application and forms shortcoming such as fluid dead angle easily.
The model utility content
Technical problem to be solved in the utility model is that a kind of three-way valve that overcomes the existing existing above-mentioned defective of three-way valve will be provided, and this three-way valve both can be used as interflow, shunting, can be used for two-way again and ended, and also can be used as the difficult formation fluid dead angle of single channel water conservancy diversion.
The utility model will solve above-mentioned technical problem and be achieved through the following technical solutions: a kind of three-way valve, be grouped into by three way valve that has three valve ports that are connected with valve chamber and the adjusting portion that has spool, lead to first valve port in the described valve chamber and the second valve port place is provided with first sealed mouth and second sealed mouth respectively, the bi-side of spool are provided with Sealing, and spool is in the neutral position between interior first sealed mouth of valve chamber and second sealed mouth.
Above-mentioned adjusting part is by spool, valve rod, handle, tightening up nut forms, handle and spool are fixed in the two ends of valve rod, valve rod stretch out be provided with between outer part of valve body and the handle with valve rod suitable tighten up nut, described three valve ports are three butt formula structures, the valve body outside at first sealed mouth and the second sealed mouth position is respectively equipped with flange plate, first sealed mouth is fixed in the middle of the flange plate, second sealed mouth is fixed in the middle of the flange plate, first sealed mouth, spool, second sealed mouth is in corresponding position on the interior same axis of valve chamber, the shape of the Sealing on the spool successively, the size and first sealed mouth, second sealed mouth is suitable.
As further improvement of the utility model, described adjusting part by spool, valve rod, tighten up nut, sleeve is formed; Described three valve ports are three butt formula structures, the valve body outside at first sealed mouth and the second sealed mouth position is respectively equipped with flange plate, first sealed mouth is fixed in the middle of the flange plate, second sealed mouth is fixed in the middle of the flange plate, first sealed mouth, spool, second sealed mouth are in the valve chamber corresponding position on the same axis successively, and the shape of the Sealing on the spool, size and first sealed mouth, second sealed mouth are suitable; Valve rod is arranged with flange from the valve body that valve body stretches out, flange center be provided with valve rod is passed and with the suitable tapped hole of valve rod, tightening up nut is fixed on the flange and the corresponding position of tapped hole, valve rod stretches out flange part and is provided with locating stud, the sleeve upper end has handle, the bottom is the interior threaded hole suitable with valve rod, and the sidewall of sleeve and interior threaded hole is provided with the locating notch that matches with locating stud.
Further improve as of the present utility model, described adjusting part is by spool, valve rod, tighten up nut, handle is formed, described valve body closed at both ends, three valve ports are arranged on the sidewall of valve body and are the triadius type structure, the end of first valve port in valve chamber forms first sealed mouth, the end of second valve port in valve chamber forms second sealed mouth, first sealed mouth and second sealed mouth are symmetricly set on corresponding position in the valve body, tightening up nut is installed on the valve rod, spool is fixed on the end that valve rod stretches into valve body, the shape of its Sealing, the size and first sealed mouth, second sealed mouth is suitable, and valve rod is in the internal valve chamber branch and has anti-slip boss.
As another mode of the present utility model, described adjusting part can also be by spool, valve rod, tighten up nut, stem sleeve and ut socket forms; Described valve body both ends of the surface sealing, three valve ports are arranged on the sidewall of valve body and are the triadius type structure, the end of first valve port in valve chamber forms first sealed mouth, the end of second valve port in valve chamber forms second sealed mouth, first sealed mouth and second sealed mouth are symmetricly set on corresponding position in the valve body, spool is fixed on the end that valve rod stretches into valve body, and the shape of the Sealing of spool, size and first sealed mouth, second sealed mouth are suitable; The other end of valve rod passes from an end face of valve body, have the tapped hole suitable on the end face of valve body with valve rod, valve rod stretches out valve body and is provided with locating stud outside the branch, valve rod is in internal valve chamber and divides close tapped hole place to be provided with anti-skidding boss, tightening up nut is installed on the valve rod between the locating stud and tapped hole, the upper end of stem sleeve has handle, the bottom has the interior threaded hole suitable with valve rod, the sidewall of stem sleeve be provided with connect with tapped hole and with the suitable locating notch of locating stud, the upper end of ut socket has handle, the bottom is provided with and tightens up the suitable groove of nut, the sidewall of ut socket be provided with connect with groove and with the suitable locating notch of locating stud, the center portion that tightens up ut socket has the handle that can make stem sleeve and stretches into wherein axial hole with the bottom.
The compared with prior art obtained technological progress of the utility model is: the three-way valve of the said structure that is provided drives valve rod and spool and Sealing action thereof by handle with sleeve or handle with sleeve together with sleeve, thereby realize the purpose of two-way by, interflow, shunting or single channel water conservancy diversion, therefore enlarged the valve applications scope effectively, can save valve consumption in the pipeline, simplify the pipeline regulation process, improve Channel Group's state of fluid in the pipeline, the fluid dead angle in the eliminate fluid pipeline.
More than with the sleeve of band handle as the three-way valve of controlling device, whole valve body can be watered and cast under the ground level or encapsulation, only expose a part that tightens up nut and above valve rod thereof, only need regulate getting final product so in use, can play antitheft effect with sleeve.
Come the utility model is further described below in conjunction with specification drawings and specific embodiments.
Description of drawings
Fig. 1 is first embodiment's of the utility model a structural representation;
Fig. 2 is second an embodiment's of the present utility model structural representation;
Fig. 3 is the 3rd an embodiment's of the present utility model structural representation;
Fig. 4 is the A-A sectional view of Fig. 3;
Regulate the structural representation of part among Fig. 5 the utility model Fig. 3;
Fig. 6 is the 4th an embodiment's of the present utility model structural representation.
Embodiment
Embodiment (one)
As shown in Figure 1, a kind of three-way valve is made up of valve body and adjusting portion branch.The adjusting portion branch comprises spool 4, screw thread valve rod 8, handle 9, tightens up nut 10.Handle 9 and spool 4 are fixed in the two ends of valve rod 8, valve rod 8 stretch out be provided with between outer part of valve body and the handle 9 with valve rod 8 suitable tighten up nut 10.Three valve ports 1,2,3 is three butt formula structures, the valve body outside at first sealed mouth 5 and second sealed mouth, 6 positions is respectively equipped with flange plate 11,11 ', 12,12 ', first sealed mouth 5 is for being fixed on flange plate 11, the hollow space of the rubber washer of 11 ' centre, second sealed mouth 6 is for being fixed on flange plate 12, the hollow space of the rubber washer of 12 ' centre, first sealed mouth 5, spool 4, second sealed mouth 6 is in corresponding position on the interior same axis of valve chamber successively, spool 4 is than first sealed mouth 5, the big slightly cylinder of second sealed mouth 6, the Sealing 7 of both sides are the radius round table-like rubber body 7 decrescence that link to each other and be fixed together closely with cylinder 4.First valve port 1, second valve port 2 are outflow opening, and the 3rd valve port 3 is an inflow entrance.When rotatable handle 9 made valve rod 8 rise together with spool 4 and makes Sealing 7 shutoff first sealed mouth 5, fluid was flowed into by the 3rd valve port 3, flows out the unidirectional water conservancy diversion of valve by second valve port 2; When rotatable handle 9 made valve rod 8 descend together with spool 4 and makes Sealing 7 shutoff second sealed mouth 6, fluid was flowed into by the 3rd valve port 3, flows out the unidirectional water conservancy diversion of valve by first valve port 1; When rotatable handle 9 made valve rod 8 descend together with spool 4 and makes Sealing 4 be between first sealed mouth 5 and second sealed mouth 6, fluid was flowed into by the 3rd valve port 3, was flowed out by first valve port 1, second valve port 2, and valve is as flow divider.
Embodiment (two)
Three-way valve as shown in Figure 2, described adjusting part by spool 4, valve rod 8, tighten up nut 10, sleeve 13 is formed; Described three valve ports 1,2,3 is three butt formula structures, outside at the valve body at first sealed mouth 5 and second sealed mouth, 6 positions is provided with flange plate 11,11 ', 12,12 ', first sealed mouth 5, second sealed mouth 6 be respectively be fixed on flange plate 11 and 11 ', the hollow space of the rubber washer of 12 and 12 ' centre, first sealed mouth 5, spool 4, second sealed mouth 6 is in corresponding position on the interior same axis of valve chamber successively, spool 4 is than first sealed mouth 5, the disk shape that second sealed mouth 6 is big slightly, the disk shape rubber body 7 of both sides for linking to each other closely and be fixed together with disk.The valve body that valve rod 8 stretches out from valve body be arranged with flange 14,14 ', flange 14,14 ' center be provided with valve rod 8 is passed and with the suitable tapped hole of valve rod 8, tighten up nut 10 and be fixed on flange 14,14 ' last and corresponding position of tapped hole, valve rod 8 stretches out flange 14,14 ' part and is provided with locating stud 15, sleeve 13 upper ends have handle 9, the bottom is the interior threaded hole 17 suitable with valve rod 8, sleeve 13 sidewalls be provided with interior threaded hole 17 that connect and with the suitable locating notch of locating stud 15.First valve port 1 is an inflow entrance, and second valve port 2, the 3rd valve port 3 are outflow opening.When rotatable handle 9 made valve rod 8 rise together with spool 4 and makes sealing uncle 7 shutoff first sealed mouth 5, valve played two-way by effect; When rotatable handle 9 made valve rod 8 descend together with spool 4 and makes Sealing 7 shutoff second sealed mouth 6, fluid was flowed into by first valve port 1, flows out the unidirectional water conservancy diversion of valve by the 3rd valve port 3; When rotatable handle 9 made valve rod 8 descend together with spool 4 and makes Sealing 7 be between first sealed mouth 5 and second sealed mouth 6, fluid was flowed into by first valve port 1, and from second valve port 2, by 3 outflows of the 3rd valve port, valve is as shunting.
The three-way valve of this form is embedded in whole valve body underground, only exposes and tightens up nut 10 and with the part of the valve rod 8 on top, only needs during use sleeve 13 matched with valve rod 8 to regulate, and plays antitheft effect.
Embodiment (three)
As shown in Figure 3-Figure 5, a kind of three-way valve of forming by valve body and adjusting portion branch, the adjusting portion branch comprises spool 4, valve rod 8, tighten up nut 10, handle 9, the bi-side of spool 4 are provided with rubber seal 7, the sealing of valve body both ends of the surface, the sidewall of valve body is provided with three valve ports 1 that are the triadius type structure, 2,3, first end of valve port 1 in valve chamber forms first sealed mouth 5, second end of valve port 2 in valve chamber forms second sealed mouth 6, first sealed mouth 5 and second sealed mouth 6 are symmetricly set on corresponding position in the valve body, spool 4 is fixed on the end that valve rod 8 stretches into valve body, spool 4 and the Sealing 7 that is fixed on its both sides are the rotation and first sealed mouths 5 that can drive valve rods 8 by handle 9, the ellipsoidal structure that second sealed mouth 6 is suitable is slightly larger than first sealed mouth and second sealed mouth.Valve rod is in the internal valve chamber branch and has anti-slip boss 18.Second valve port 2 is an outflow opening, and first valve port 1, the 3rd valve port 3 are inflow entrance.When rotatable handle 9 made valve rod 8 rotate together with spool 4 and makes Sealing 7 shutoff first sealed mouth 5, fluid was flowed into by the 3rd valve port 3, flows out the unidirectional water conservancy diversion of valve by second valve port 2; When rotatable handle 9 made valve rod 8 rotate together with spool 4 and makes Sealing 7 shutoff second sealed mouth 2, valve played two-way by effect; When rotatable handle 9 made valve rod 8 rotate together with spool 4 and makes Sealing 7 be between first sealed mouth 5 and second sealed mouth 6, fluid was flowed into by first valve port 1, the 3rd valve port 3, is flowed out by second valve port 2, and valve is as the interflow valve.
Embodiment (four)
Three-way valve as shown in Figure 6, described adjusting part by spool 4, valve rod 8, tighten up nut 10, stem sleeve 13, tighten up ut socket 13 ' form; Described valve body both ends of the surface sealing, three valve ports 1,2,3 are arranged on the sidewall of valve body and are the triadius type structure, first end of valve port 1 in valve chamber forms first sealed mouth 5, second end of valve port 2 in valve chamber forms second sealed mouth 6, first sealed mouth 5 and second sealed mouth 6 are symmetricly set on corresponding position in the valve body, spool 4 is fixed on the end that valve rod 8 stretches into valve body, spool 4 and the elastic caoutchouc Sealing 7 that is fixed in its both sides are can be by rotation shutoff first sealed mouth 5 of valve rod 8, second sealed mouth 6 and with first sealed mouth 5, the structure that second sealed mouth 6 is suitable, and it is slightly larger than first sealed mouth 5 and second sealed mouth 6; The other end of valve rod 8 passes from an end face 19 of valve body, have the tapped hole suitable on this end face 19 of valve body with valve rod 8, valve rod 8 stretches out valve body and is provided with locating stud 15 outside the branch, valve rod 8 is in internal valve chamber and divides close tapped hole place to be provided with skid-resistant boss 18, tightening up nut 10 is installed on the valve rod 8 between the locating stud 15 and tapped hole, the upper end of stem sleeve 13 has handle 9, the bottom has the interior threaded hole 17 suitable with valve rod 8, the sidewall of stem sleeve 13 be provided with connect with interior threaded hole 17 and with the suitable locating notch of locating stud 15, set screw nut sleeve 13 ' the upper end have handle 9, the bottom is provided with and tightens up the suitable groove 20 of nut 10, sleeve 13 ' sidewall have connect with groove 20 and with the suitable locating notch of locating stud 15.Tighten up ut socket 13 ' the center portion have the handle that can make stem sleeve 13 and stretch into wherein axial hole with the bottom.First valve port 1, second valve port 2 are inflow entrance, and the 3rd valve port 3 is an outflow opening.When rotatable handle 9 made valve rod 8 rotate together with spool 4 and makes Sealing 7 shutoff first sealed mouth 5, fluid was flowed into by second valve port 2, flows out the unidirectional water conservancy diversion of valve by the 3rd valve port 3; When rotatable handle 9 made valve rod 8 rotate together with spool 4 and makes Sealing 7 shutoff second sealed mouth 2, fluid was flowed into by first valve port 1, flows out the unidirectional water conservancy diversion of valve by the 3rd valve port 3; When rotatable handle 9 made valve rod 8 rotate together with spool 4 and makes Sealing 7 be between first sealed mouth 5 and second sealed mouth 6, fluid was flowed into by first valve port 1, second valve port 2, is flowed out by the 3rd valve port 3, and valve is as the interflow valve.
The three-way valve of this form is embedded in whole valve body underground, only exposes a part that tightens up nut and above valve rod thereof, and only needing during use match sleeve to regulate with same jack panel, valve rod gets final product, and has antitheft effect.
Claims (5)
1, a kind of three-way valve, be grouped into by three way valve that has three valve ports (1,2,3) that are connected with valve chamber and the adjusting portion that has spool (4), it is characterized in that: lead to first valve port (1) and second valve port (2) in the described valve chamber and locate to be provided with respectively first sealed mouth (5) and second sealed mouth (6), the bi-side of spool (4) are provided with Sealing (7), and spool (4) is in the neutral position between interior first sealed mouth (5) of valve chamber and second sealed mouth (6).
2, three-way valve according to claim 1, it is characterized in that: described adjusting part is by spool (4), valve rod (8), handle (9), tightening up nut (10) forms, handle (9) and spool (4) are fixed in the two ends of valve rod (8), valve rod (8) stretch out be provided with between outer part of valve body and the handle (9) with valve rod (8) suitable tighten up nut (10), described three valve ports (1,2,3) be three butt formula structures, first sealed mouth (5) is respectively equipped with flange plate (11 with the valve body outside at second sealed mouth (6) position, 11 ', 12,12 '), first sealed mouth (5) is fixed on flange plate (11,11 ') in the middle of, second sealed mouth (6) is fixed on flange plate (12,12 ') in the middle of, first sealed mouth (5), spool (4), second sealed mouth (6) is in corresponding position on the interior same axis of valve chamber, the shape of the Sealing (7) on the spool (4) successively, size and first sealed mouth (5), second sealed mouth (6) is suitable.
3, three-way valve according to claim 1 is characterized in that: described adjusting part by spool (4), valve rod (8), tighten up nut (10), sleeve (13) is formed; Described three valve ports (1,2,3) be three butt formula structures, first sealed mouth (5) is respectively equipped with flange plate (11 with the valve body outside at second sealed mouth (6) position, 11 ', 12,12 '), first sealed mouth (5) is fixed on flange plate (11,11 ') in the middle of, second sealed mouth (6) is fixed on flange plate (12,12 ') in the middle of, first sealed mouth (5), spool (4), second sealed mouth (6) is in corresponding position on the interior same axis of valve chamber, the shape of the Sealing (7) on the spool (4) successively, size and first sealed mouth (5), second sealed mouth (6) is suitable; The valve body that valve rod (8) stretches out from valve body is arranged with flange (14,14 '), flange (14,14 ') center be provided with valve rod (8) is passed and with the suitable tapped hole of valve rod (8), tighten up nut (10) and be fixed on flange (14,14 ') go up and the corresponding position of tapped hole, valve rod (8) stretches out flange (14,14 ') part is provided with locating stud (15), sleeve (13) upper end has handle (9), the bottom is the interior threaded hole (17) suitable with valve rod (8), and sleeve (13) is provided with the locating notch that matches with locating stud (15) with the sidewall of interior threaded hole (17).
4, three-way valve according to claim 1, it is characterized in that: described adjusting part is by spool (4), valve rod (8), tighten up nut (10), handle (9) is formed, described valve body closed at both ends, three valve ports (1,2,3) be arranged on the sidewall of valve body and be the triadius type structure, the end of first valve port (1) in valve chamber forms first sealed mouth (5), the end of second valve port in valve chamber forms second sealed mouth (6), first sealed mouth (5) is symmetricly set on corresponding position in the valve body with second sealed mouth (6), tightening up nut (10) is installed on the valve rod (8), spool (4) is fixed on the end that valve rod (8) stretches into valve body, the shape of its Sealing (7), size and first sealed mouth (5), second sealed mouth (6) is suitable, and valve rod (8) is in the internal valve chamber branch and has anti-slip boss (18).
5, three-way valve according to claim 1 is characterized in that: described adjusting part by spool (4), valve rod (8), tighten up nut (10), stem sleeve (13) is formed with ut socket (13 '); Described valve body both ends of the surface sealing, three valve ports (1,2,3) are arranged on the sidewall of valve body and are the triadius type structure, the end of first valve port (1) in valve chamber forms first sealed mouth (5), the end of second valve port (2) in valve chamber forms second sealed mouth (6), first sealed mouth (5) is symmetricly set on corresponding position in the valve body with second sealed mouth (6), spool (4) is fixed on the end that valve rod (8) stretches into valve body, and the shape of the Sealing (7) of spool (4), size and first sealed mouth (5), second sealed mouth (6) are suitable; The other end of valve rod (8) passes from an end face (19) of valve body, the end face of valve body has the tapped hole suitable with valve rod on (19), valve rod (8) stretches out valve body and is provided with locating stud (15) the outside branch, valve rod (8) is in internal valve chamber and divides close tapped hole place to be provided with anti-skidding boss (18), tightening up nut (10) is installed between last locating stud (15) of valve rod (8) and the tapped hole, the upper end of stem sleeve (13) has handle (9), the bottom has and the suitable interior threaded hole (17) of valve rod (8), the sidewall of stem sleeve (13) be provided with tapped hole (17) connect and with the suitable locating notch of locating stud (15), the upper end of ut socket (13 ') has handle (9 '), the bottom is provided with and tightens up the suitable groove (20) of nut (10), the sidewall of ut socket (13 ') be provided with connect with groove (20) and with the suitable locating notch of locating stud (15), the center portion that tightens up ut socket (13 ') has the handle that can make stem sleeve (13) and stretches into wherein axial hole with the bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420015908 CN2711476Y (en) | 2004-03-16 | 2004-03-16 | Three-way valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420015908 CN2711476Y (en) | 2004-03-16 | 2004-03-16 | Three-way valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2711476Y true CN2711476Y (en) | 2005-07-20 |
Family
ID=36192580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420015908 Expired - Fee Related CN2711476Y (en) | 2004-03-16 | 2004-03-16 | Three-way valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2711476Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104847922A (en) * | 2014-02-18 | 2015-08-19 | 株式会社迪思科 | Three-way valve and intake system |
-
2004
- 2004-03-16 CN CN 200420015908 patent/CN2711476Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104847922A (en) * | 2014-02-18 | 2015-08-19 | 株式会社迪思科 | Three-way valve and intake system |
| CN104847922B (en) * | 2014-02-18 | 2018-11-16 | 株式会社迪思科 | Triple valve and gas handling system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108591499A (en) | A kind of quantitative water transfer valve | |
| CN2711476Y (en) | Three-way valve | |
| CN2336154Y (en) | Three-way ball valve | |
| CN110388477A (en) | A kind of PPR wildcard-filter style shut-off valve | |
| CN203309165U (en) | Novel switch ball valve | |
| CN206449225U (en) | A kind of gauge valve for the visual type that throttles | |
| CN203730819U (en) | Pipeline opening and closing mechanism | |
| CN205669591U (en) | A kind of valve of gas pipeline | |
| CN201363477Y (en) | Chain-drive ball valve | |
| CN110375084A (en) | A kind of PE wildcard-filter style shut-off valve | |
| CN2733125Y (en) | Three-way double-control ball valve | |
| CN209540077U (en) | A kind of valve of sealing arrangement in two stages of good airproof performance | |
| CN2685671Y (en) | Column Core circular straight-through water valve | |
| CN222122404U (en) | Valve core body for improving switching speed and valve body of valve core body | |
| CN218152464U (en) | Sealed effectual electric switch type PPH ball valve | |
| CN220956866U (en) | Double-sealing valve | |
| CN201196273Y (en) | Switch ball valve | |
| CN206234460U (en) | A kind of mechanical stop limiter of angle valve | |
| CN219221277U (en) | Low-torque stop valve | |
| CN216519623U (en) | Large-flow pressure-adjustable stop valve for irrigation system and irrigation system device | |
| CN221348006U (en) | Multichannel linkage ball valve | |
| CN2105601U (en) | Triple ball valve | |
| CN218326331U (en) | Hemisphere valve convenient to regulation and control | |
| CN2264288Y (en) | Consequent check active connecting lever valve | |
| CN220320382U (en) | Three-way V-shaped regulating valve for fixed shaft |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |