CN104565631A - Adjustable water-saving joint - Google Patents
Adjustable water-saving joint Download PDFInfo
- Publication number
- CN104565631A CN104565631A CN201310516192.7A CN201310516192A CN104565631A CN 104565631 A CN104565631 A CN 104565631A CN 201310516192 A CN201310516192 A CN 201310516192A CN 104565631 A CN104565631 A CN 104565631A
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- CN
- China
- Prior art keywords
- valve rod
- support
- valve
- water
- spring
- 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.)
- Granted
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/20—Excess-flow valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L29/00—Joints with fluid cut-off means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/36—Valve members
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/20—Excess-flow valves
- F16K17/22—Excess-flow valves actuated by the difference of pressure between two places in the flow line
- F16K17/24—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member
- F16K17/28—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member operating in one direction only
- F16K17/30—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member operating in one direction only spring-loaded
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/07—Arrangement or mounting of devices, e.g. valves, for venting or aerating or draining
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
- Lift Valve (AREA)
Abstract
The invention discloses an adjustable water-saving joint which mainly comprises a body, a valve core, a bracket, a spring and a screw, wherein an adjustment device is arranged on the end face, which faces to a water outlet end, of the valve head; adjustment arms are arranged on the end face, which faces to a water inlet end, of the valve head; after assembling, the adjustment arms extend among bracket arms of the bracket, so that when a tool is inserted into the adjustment device to rotate, the bracket can be driven to rotate in the body to change the position of the bracket in the body; therefore the water outlet amount can be adjusted from the water outlet end.
Description
Technical field
The present invention relates to and a kind ofly to connect for running water pipe, can from waterexit end to the water saving joint that max water yield regulates, particularly a kind of automatic constant current water saving joint can stablizing tap water outlet amount, belongs to the optimisation technique of water pipe adapter.
Background technique
Connection between water supply pipe, the connection between water pipe and tap, is all realized by joint.These joints mainly play the effect of connection at present, do not possess other functions.Current building supplies water, and generally has two kinds of modes, a kind of be use suction booster from bottom to top send water mode, one settles water tank at roof, utilizes the mode that water-head is carried from top to bottom.Be no matter anyly send water mode, different floor hydraulic pressure also can be different, thus cause different floor water-outlet quantity different.
Be disclose a kind of water-saving type pipe joint and unlatching or method for closing in the patent document of 200910098530.3 at application number, advantage is the dual functions with pipe joint and stop valve, and deficiency is the ability not possessing pressure adjusting.
Be disclose a kind of water pipe adapter in the patent document of 201020694120.3 in the patent No., advantage is can from feed-water end by the position of adjusting screw on throttle valve stem, the prestressing force of Regulation spring, thus setting max water yield, in water utilizing process, water pipe adapter can regulate automatically according to the change of hydraulic pressure, uses water quantity holding in the maximum magnitude of setting.Deficiency is in use, setting due to max water yield regulates from feed-water end, and only have effect water pipe adapter being installed to and running water pipe just can being seen adjustment, need repeatedly to regulate to reach when being satisfied with water-outlet quantity, just repeatedly water pipe adapter must be removed and refill back, it is not too convenient to regulate.
Particularly domestic consumer, because each leading purposes is different, also different to the requirement of water-outlet quantity, the tap and spray first-class of washing one's face washing dish tap and toilet in such as kitchen, due to the difference of purposes, also different to the requirement of water-outlet quantity, the water-outlet quantity of tap of such as washing one's face remain on 4 liters/min just much of that, and the water-outlet quantity spraying head requires more than 8 liters/min, therefore, user also needs to regulate the maximum output of each tap.Water pipe adapter is arranged on the water supply pipe before tap, in order to set the water-outlet quantity of each tap, just need to close total lock, then water pipe adapter is removed, again water pipe adapter is loaded onto after regulating, see that whether water-outlet quantity is suitable, if improper, must be pulled down again and be readjusted, so repeated multiple times, until reach satisfied water-outlet quantity.Regulate max water yield from the feed-water end of water pipe adapter, just need repeatedly water pipe adapter to be pulled down from water supply pipe,
Therefore, needing to find one can not only set max water yield, and can set the water saving joint of max water yield from waterexit end.
Summary of the invention
The object of this invention is to provide one and can not only set max water yield, and the water saving joint of max water yield can be set from waterexit end.
Technological scheme of the present invention is: adjustable water saving joint, form primarily of body 1, spool 2, support 3, spring 4 and screw 5, spool 2 comprises again valve head 21 and valve rod 22, and valve head is provided with the plural spilled water hole 23 running through valve head, and valve rod is provided with the screw coaxial with valve rod; Portion's inwall is provided with the valve seat 11 to inner process in the body, and valve seat center is provided with through hole, and through hole forms negative and positive towards the wall of feed-water end with valve head 21 and coordinates; Support is made up of two donuts, middle annulus endoporus is the fixed hole for fixing valve rod, be connected by evenly distributed support arm 31 between two annulus, fan-shaped water passage hole is formed between support arm, the outer wall of support is provided with the outside thread matched with the internal thread of inner body wall, valve rod is provided with the stop bit bead 25 around valve rod, and the diameter of described stop bit bead is greater than the fixed hole diameter of bore of support; The wall that described valve head is positioned at valve rod one end is provided with the regulating arm 24 extended to valve rod direction; The length of regulating arm is greater than the distance of stop bit bead to regulating arm root; Valve rod is passed spring again through fixed hole, simultaneously, regulating arm inserts the water passage hole between support arm, screw 5 is screwed in the screw on valve rod, spring is fixed between screw cap and support 3, then support is screwed into body in suitable position towards the direction of feed-water end from the feed-water end of body by screw cap; The wall of valve head towards waterexit end is provided with controlling device.
The quantity of described regulating arm 24 is one times or twice of support arm quantity, and when the quantity of regulating arm 24 is identical with the quantity of support arm, regulating arm is evenly distributed on valve head; When the quantity of regulating arm is the twice of support arm quantity, regulating arm is one group with two, is evenly distributed on valve head, and the distance between two regulating arms of same group is greater than the thickness of support arm.
Described spring is helical spring, between valve rod 21 and regulating arm 24.
The inner body wall of close valve seat 11 forms the platform 12 of ring to inner process, prevent support too close to valve seat.
Described controlling device is hex slot or straight groove or cross recess in valve head inner wall depression, with corresponding in a hex tool or word rises or cross rises and matches.
Described spilled water hole is evenly distributed on valve head, and spilled water hole, from feed-water end to waterexit end, adopts and arranges with valve head axis parallel or the mode that tilts to axle center.
Described regulating arm is parallel with valve rod.
On the end face of valve rod, be provided with spring groove at described screw, spring end face is stuck in this spring groove.
The annulus in portion is provided with spring card slot, for fixing the other end of spring towards the wall of screw in the bracket.
[0014] beneficial effect:
1, on the end face of valve head towards waterexit end, controlling device is provided with, the end face of valve head towards feed-water end is provided with regulating arm, after having assembled, regulating arm stretches between the support arm of support, so, when inserting controlling device with instrument and rotating, support just can be driven to rotate in body, thus change support in intrinsic position, thus can from waterexit end water yield adjusting.
Accompanying drawing explanation
Fig. 1 is surface structure schematic diagram of the present invention;
Fig. 2 is three-dimensional broken section explosive view of the present invention;
Fig. 3 is body partial cutaway schematic of the present invention;
Fig. 4 is an embodiment of spool of the present invention;
Fig. 5 is another embodiment of spool of the present invention;
Fig. 6 is the fragmentary sectional view that the present invention uses spool in Fig. 5.
Embodiment
As shown in Fig. 1 to Fig. 3, adjustable water saving joint, forms primarily of body 1, spool 2, support 3, spring 4 and screw 5.
Spool 2 comprises again valve head 21 and valve rod 22, and valve head is provided with the plural spilled water hole 23 running through valve head, and valve rod is provided with the screw coaxial with valve rod.
Portion's inwall is provided with the valve seat 11 to inner process in the body, and valve seat center is provided with through hole, and through hole forms negative and positive towards the wall of feed-water end with valve head 21 and coordinates.
Support is made up of two donuts, middle annulus endoporus is the fixed hole for fixing valve rod, be connected by evenly distributed support arm 31 between two annulus, form fan-shaped water passage hole between support arm, the outer wall of support is provided with the outside thread matched with the internal thread of inner body wall.
Valve rod is provided with the stop bit bead 25 around valve rod, and the diameter of described stop bit bead is greater than the fixed hole diameter of bore of support, makes bead not enter fixed hole, plays the effect of stop bit.
The wall being positioned at valve rod one end at valve head is provided with the regulating arm 24 extended to valve rod direction; The length of regulating arm is greater than the distance of stop bit bead to regulating arm root, enables regulating arm through water passage hole, crossing with support arm.
Valve rod is passed spring again through fixed hole, simultaneously, regulating arm inserts the water passage hole between support arm, screw 5 is screwed in the screw on valve rod, spring is fixed between screw cap and support 3, again support is screwed into position suitable in body from the feed-water end of body, to set maximum inflow by screw cap towards the direction of feed-water end.
The wall of valve head towards waterexit end is provided with the controlling device for regulating support position in body.Described controlling device is hex slot or straight groove or cross recess in valve head inner wall depression, with corresponding in a hex tool or word rises or cross rises and matches.When needs regulate max water yield, the instrument matched with controlling device is injected controlling device from the waterexit end of body, throw, valve head will and then rotate, thus drive regulating arm to rotate, regulating arm rotates the support arm that will promote to intersect with it and rotates, and support arm rotates just can change the position of support in valve body, thus can play the effect of water yield adjusting.
The quantity of described regulating arm 24 can be set to one or more, and be preferably one times or twice of support arm quantity, as shown in Figure 3 and Figure 4, when the quantity of regulating arm 24 is identical with the quantity of support arm, regulating arm is evenly distributed on valve head.As shown in Figure 5 and Figure 6, when the quantity of regulating arm is the twice of support arm quantity, regulating arm is one group with two, is evenly distributed on valve head, distance between two regulating arms of same group is greater than the thickness of support arm, and namely a support arm is clipped in the middle by two regulating arms of a group.Spilled water hole is preferably located on the valve head between two adjacent regulating arms.The length of regulating arm is less than the length of valve rod usually, but must intersect with support arm.
During assembling, first by the fixed hole of valve rod through support, regulating arm is through water passage hole.If what select is helical spring, then by spring housing on valve rod, make in the space of spring between valve rod outer wall and regulating arm, if what select is turriform spring, by spring housing on valve rod, make regulating arm be arranged in turriform spring bores.And then in screw screw being screwed on valve rod, according to the requirement of max water yield, set the prestressing force of spring accordingly.
The inner body wall of close valve seat 11 forms the platform 12 of ring to inner process, prevent support too close to valve seat.After support is too close to valve seat, valve head enters valve seat blocking valve seat, and valve head just can not play the effect of water yield adjusting by the change of position.
Valve head maximum diameter is greater than through hole minimum diameter, but is less than the diameter of bore of platform, and water is flow through by the space between valve head and inner body wall.
Described spilled water hole is evenly distributed on valve head, and spilled water hole, from feed-water end to waterexit end, adopts and arranges with valve head axis parallel or the mode that tilts to axle center.
When water flow pressure is normal, the strength of current is not enough to the prestressing force overcoming spring, so the position of valve head can not change, current are flow through by the space between valve head and inner body wall; When water flow pressure increases above the prestressing force of spring gradually, water jet propulsion valve head moves to valve seat, thus Compress Spring, at this moment, valve head progresses into valve seat, when water flow pressure is excessive, valve head enters valve seat completely, clogging valve seat, at this moment, current can only be flow through by the spilled water hole on valve head, both ensure that suitable water flow, avoid again causing the excessive waste caused of flow because hydraulic pressure is excessive.
Described regulating arm is parallel with valve rod, and cylindrical spring is stuck between regulating arm and valve rod.
On the end face of valve rod, be provided with spring groove at described screw, spring end face is stuck in this spring groove.The annulus in portion is provided with spring card slot, for fixing the other end of spring towards the wall of screw in the bracket.Make the two ends of spring be stuck in corresponding spring groove or spring card slot, by the position of adjusting screw in valve rod, just can change the prestressing force of spring, and in the process regulated, the position of spring is comparatively stable, can not produce the large amplitude of oscillation.
Above-described embodiment is only used to interpretation purposes of the present invention, and is not limitation of the present invention, those skilled in the art, in essential scope of the present invention, makes a variety of changes or substitutes, also should belong to protection category of the present invention.
Claims (9)
1. adjustable water saving joint, form primarily of body (1), spool (2), support (3), spring (4) and screw (5), spool (2) comprises again valve head (21) and valve rod (22), valve head is provided with the plural spilled water hole (23) running through valve head, and valve rod is provided with the screw coaxial with valve rod; Portion's inwall is provided with the valve seat (11) to inner process in the body, and valve seat center is provided with through hole, and through hole forms negative and positive towards the wall of feed-water end with valve head (21) and coordinates; Support is made up of two donuts, middle annulus endoporus is the fixed hole for fixing valve rod, be connected by evenly distributed support arm (31) between two annulus, fan-shaped water passage hole is formed between support arm, the outer wall of support is provided with the outside thread matched with the internal thread of inner body wall, it is characterized in that: on valve rod, be provided with the stop bit bead (25) around valve rod, the diameter of described stop bit bead is greater than the fixed hole diameter of bore of support; The wall that described valve head is positioned at valve rod one end is provided with the regulating arm (24) extended to valve rod direction; The length of regulating arm is greater than the distance of stop bit bead to regulating arm root; Valve rod is passed spring again through fixed hole, simultaneously, regulating arm inserts the water passage hole between cradle wall, screw (5) is screwed in the screw on valve rod, spring is fixed between screw cap and support (3), then support is screwed into body in suitable position towards the direction of feed-water end from the feed-water end of body by screw cap; The wall of valve head towards waterexit end is provided with the controlling device for regulating support position in body.
2. adjustable water saving joint according to claim 1, it is characterized in that: the quantity of described regulating arm (24) is one times or twice of support arm quantity, when the quantity of regulating arm (24) is identical with the quantity of support arm, regulating arm is evenly distributed on valve head; When the quantity of regulating arm is the twice of support arm quantity, regulating arm is one group with two, is evenly distributed on valve head, and the distance between two regulating arms of same group is greater than the thickness of cradle wall.
3. adjustable water saving joint according to claim 1, is characterized in that: described spring is helical spring, is positioned between valve rod (21) and regulating arm (24).
4. adjustable water saving joint according to claim 1, is characterized in that: the inner body wall of close valve seat (11) forms the platform (12) of ring to inner process, prevent support too close to valve seat.
5. adjustable water saving joint according to claim 1, is characterized in that: described controlling device is hex slot or straight groove or cross recess in valve head inner wall depression, with corresponding in a hex tool or word rises or cross rises and matches.
6. adjustable water saving joint according to claim 1, is characterized in that: described spilled water hole is evenly distributed on valve head, and spilled water hole, from feed-water end to waterexit end, adopts and arranges with valve head axis parallel or the mode that tilts to axle center.
7. adjustable water saving joint according to claim 1, is characterized in that: described regulating arm is parallel with valve rod.
8. adjustable water saving joint according to claim 1, is characterized in that: on the end face of valve rod, be provided with spring groove at described screw, and spring end face is stuck in this spring groove.
9. adjustable water saving joint according to claim 8, is characterized in that: the annulus in portion is provided with spring card slot, for fixing the other end of spring towards the wall of screw in the bracket.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610101366.7A CN105546249B (en) | 2013-10-29 | 2013-10-29 | A kind of water swivel |
| CN201610101312.0A CN105605268B (en) | 2013-10-29 | 2013-10-29 | The adjustable water saving joint of one kind |
| CN201610101454.7A CN105526445B (en) | 2013-10-29 | 2013-10-29 | A kind of joint |
| CN201310516192.7A CN104565631B (en) | 2013-10-29 | 2013-10-29 | Scalable water saving joint |
| CN201610101026.4A CN105673901B (en) | 2013-10-29 | 2013-10-29 | One kind water saving joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310516192.7A CN104565631B (en) | 2013-10-29 | 2013-10-29 | Scalable water saving joint |
Related Child Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610101312.0A Division CN105605268B (en) | 2013-10-29 | 2013-10-29 | The adjustable water saving joint of one kind |
| CN201610101026.4A Division CN105673901B (en) | 2013-10-29 | 2013-10-29 | One kind water saving joint |
| CN201610101454.7A Division CN105526445B (en) | 2013-10-29 | 2013-10-29 | A kind of joint |
| CN201610101366.7A Division CN105546249B (en) | 2013-10-29 | 2013-10-29 | A kind of water swivel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104565631A true CN104565631A (en) | 2015-04-29 |
| CN104565631B CN104565631B (en) | 2016-12-07 |
Family
ID=53082363
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310516192.7A Active CN104565631B (en) | 2013-10-29 | 2013-10-29 | Scalable water saving joint |
| CN201610101454.7A Active CN105526445B (en) | 2013-10-29 | 2013-10-29 | A kind of joint |
| CN201610101312.0A Active CN105605268B (en) | 2013-10-29 | 2013-10-29 | The adjustable water saving joint of one kind |
| CN201610101366.7A Active CN105546249B (en) | 2013-10-29 | 2013-10-29 | A kind of water swivel |
Family Applications After (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610101454.7A Active CN105526445B (en) | 2013-10-29 | 2013-10-29 | A kind of joint |
| CN201610101312.0A Active CN105605268B (en) | 2013-10-29 | 2013-10-29 | The adjustable water saving joint of one kind |
| CN201610101366.7A Active CN105546249B (en) | 2013-10-29 | 2013-10-29 | A kind of water swivel |
Country Status (1)
| Country | Link |
|---|---|
| CN (4) | CN104565631B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106402546A (en) * | 2015-05-18 | 2017-02-15 | 南安市丽迪家居用品有限公司 | Adjusting valve used on water pipe connector |
| CN107606223A (en) * | 2017-08-15 | 2018-01-19 | 日丰企业（佛山）有限公司 | Safety valves for gas |
| CN114935026A (en) * | 2022-06-13 | 2022-08-23 | 昆山新莱洁净应用材料股份有限公司 | Experimental valve for measuring valve force value, measuring method thereof and one-way valve |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107542986A (en) * | 2016-02-26 | 2018-01-05 | 南安市丽迪家居用品有限公司 | A kind of joint |
| CN108866962B (en) * | 2018-08-08 | 2023-06-02 | 重庆海尔洗衣机有限公司 | Water inlet valve and washing machine |
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- 2013-10-29 CN CN201310516192.7A patent/CN104565631B/en active Active
- 2013-10-29 CN CN201610101454.7A patent/CN105526445B/en active Active
- 2013-10-29 CN CN201610101312.0A patent/CN105605268B/en active Active
- 2013-10-29 CN CN201610101366.7A patent/CN105546249B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106402546A (en) * | 2015-05-18 | 2017-02-15 | 南安市丽迪家居用品有限公司 | Adjusting valve used on water pipe connector |
| CN106439132A (en) * | 2015-05-18 | 2017-02-22 | 南安市丽迪家居用品有限公司 | Water pipe connector |
| CN106402546B (en) * | 2015-05-18 | 2018-07-17 | 南安市丽迪家居用品有限公司 | A kind of regulating valve in water pipe head |
| CN107606223A (en) * | 2017-08-15 | 2018-01-19 | 日丰企业（佛山）有限公司 | Safety valves for gas |
| CN114935026A (en) * | 2022-06-13 | 2022-08-23 | 昆山新莱洁净应用材料股份有限公司 | Experimental valve for measuring valve force value, measuring method thereof and one-way valve |
| CN114935026B (en) * | 2022-06-13 | 2024-06-18 | 昆山新莱洁净应用材料股份有限公司 | Experimental valve for measuring valve force value, measuring method thereof and one-way valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105605268A (en) | 2016-05-25 |
| CN105605268B (en) | 2017-10-17 |
| CN105546249B (en) | 2017-06-27 |
| CN105526445A (en) | 2016-04-27 |
| CN105526445B (en) | 2017-08-01 |
| CN104565631B (en) | 2016-12-07 |
| CN105546249A (en) | 2016-05-04 |
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