CN207073174U - Pneumatic draining valve structure in a kind of water tank - Google Patents
Pneumatic draining valve structure in a kind of water tank Download PDFInfo
- Publication number
- CN207073174U CN207073174U CN201720409225.1U CN201720409225U CN207073174U CN 207073174 U CN207073174 U CN 207073174U CN 201720409225 U CN201720409225 U CN 201720409225U CN 207073174 U CN207073174 U CN 207073174U
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- shelves
- water pipe
- seal water
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- tank
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Abstract
The utility model discloses Pneumatic draining valve structure in a kind of water tank, including drainage head, the drainage head is provided with valve body, be provided with the valve body can pass valve body and can relative drainage head lift so as to open or close the seal water pipe of drainage head bath, the valve body includes valve body and bonnet, the bonnet is provided with bladder tank, being provided with the outside of the bonnet can be with respect to the Lift Part that bonnet slides up and down, the Lift Part includes the fixed part being connected with seal water pipe, the fixed part is provided with the push pedal that can be moved up and down in bladder tank and in bladder tank, the bottom of the bladder tank be located at push pedal lower section be provided with can inflation so as to push up push pedal rise so that drive seal water pipe rise air bag, after the seal water pipe rises, the drainage head opens bath.
Description
【Technical field】
It the utility model is related to Pneumatic draining valve structure in a kind of water tank.
【Background technology】
The drainage arrangement of common flush box is using mechanical opening structure, i.e., direct push type draining knot on the market
Structure, this structure by hydraulic driver and drainage arrangement typically by being formed, and be limited to drainage arrangement by hydraulic driver
Surface, so that the installation of operation device is limited to, in many use occasions, user can not very easily be rushed
Hydrodynamic(al) is made, it is necessary to adjust body position, turns round pressurization operation device for example, needing to squat up after going to toilet and is washed by water, brings
It is extremely more inconvenient.
The utility model is namely based on what such case was made.
【Utility model content】
The purpose of the utility model is to overcome the deficiencies in the prior art, there is provided gas control draining in a kind of water tank simple in construction
Valve arrangement, the Pneumatic draining valve structure can carry out pneumatic manipulation drainage head draining by external pneumatic control device, described
The installation site of pneumatic control equipment is unrestricted, can be installed to the position of convenient use person's operation, lifts Consumer's Experience.
The utility model is achieved through the following technical solutions：
Pneumatic draining valve structure in a kind of water tank, it is characterised in that：Including drainage head, the drainage head is provided with valve body,
Be provided with the valve body can pass valve body and can relative drainage head lift so as to open or close the water shutoff of drainage head bath
Pipe, the valve body include valve body and bonnet, and the bonnet is provided with bladder tank, and being provided with the outside of the bonnet can be with respect on bonnet
The Lift Part of lower slider, the Lift Part include the fixed part being connected with seal water pipe, and the fixed part is provided with position
In in bladder tank and the push pedal that can be moved up and down in bladder tank, the bottom of the bladder tank is located at the lower section of push pedal, and be provided with can
Inflation rises so as to push up push pedal and then drives the air bag of seal water pipe rise.
Pneumatic draining valve structure in a kind of water tank as described above, it is characterised in that：The bladder tank includes big shelves air bag
Tank and small shelves bladder tank, the push pedal include the big shelves push pedal corresponding with big shelves bladder tank and small shelves bladder tank and small shelves respectively
Push pedal, interior be provided between air bag and small shelves push pedal of the small shelves bladder tank can slide up and down, simultaneously in small shelves bladder tank
Maximum height that the air bag in small shelves bladder tank expands upwards can be limited so as to limit the limit that the small shelves upward stroke of seal water pipe is S
Position plate.
Pneumatic draining valve structure in a kind of water tank as described above, it is characterised in that：The small shelves bladder tank is provided with row
Journey limiting groove, the limiting plate are provided with travel limit bar of the protrusion in travel limit groove, described travel limit groove and row
Degree bar, which is engaged, limits what the maximum upward stroke of small shelves push pedal expanded upwards so as to limit the air bag below small shelves push pedal
It is S that maximum height and then the limitation air bag, which promote the upward stroke of seal water pipe,.
Pneumatic draining valve structure in a kind of water tank as described above, it is characterised in that：Described valve body also includes and draining
The valve seat of head connection, the valve seat are provided with the limiting section that limitation seal water pipe maximum upward stroke is L, the L>S.
Pneumatic draining valve structure in a kind of water tank as described above, it is characterised in that：It is provided with the valve body in seal water pipe
Can engage respectively with seal water pipe during rise and limit seal water pipe and fall, so cause drainage head stroke be L place bath it is big
Shelves position limiting structure and stroke be S place bath small shelves position limiting structure.
Pneumatic draining valve structure in a kind of water tank as described above, it is characterised in that：The big shelves position limiting structure includes setting
The big shelves groove of indent on seal water pipe, the big shelves position limiting structure also include being set on the outside of seal water pipe and moved with valve body hinge
The big shelves keg float of connection, the big shelves keg float, which is protruding with, to be caught in after seal water pipe rise in big shelves groove so as to limit water shutoff
The big shelves buckle that pipe is fallen.
Pneumatic draining valve structure in a kind of water tank as described above, it is characterised in that：The small shelves position limiting structure includes setting
The small shelves groove of indent on seal water pipe and on big shelves groove, the small shelves position limiting structure also include being set in water shutoff
The small shelves swing rod of dynamic connection is cut with scissors on the outside of pipe and with valve body, the small shelves swing rod, which is protruding with, to be caught in small shelves after seal water pipe rise
So as to limit the small shelves buckle that seal water pipe is fallen in groove, the seal water pipe outer sheath be provided with can relative seal water pipe slide up and down from
And the small shelves sleeve for driving small shelves swing rod to swing, the small shelves sleeve outside are fixed with small shelves keg float.
Pneumatic draining valve structure in a kind of water tank as described above, it is characterised in that：Set between the air bag and bladder tank
There is the bottom that secures the air-bag to bladder tank and by the gland of air sac sealing, the gland is provided with to control with external pneumatic and set
It is standby to connect and to airbag aeration and the charging portion deflated.
Pneumatic draining valve structure in a kind of water tank as described above, it is characterised in that：It is thick that described air bag is provided with material
The wall ring for W2 is spent, the wall ring is provided with material thickness and is D2 and protrudes the flexible glue bulge loop on the outside of wall ring, described air bag
The upper-lower compacting chamber for being provided between tank and gland positioned at above-below direction highly for D1 and compressing bulge loop, described bladder tank and pressure
It is W1 and the side compression chamber that compresses wall ring that width is provided between lid side, and described W1, W2, D1 and D2 meet following relational expression：
W1<W2, D1<D2.
Pneumatic draining valve structure in a kind of water tank as described above, it is characterised in that：Described seal water pipe include core pipe and
The water sealing slice for being used to seal the delivery port of drainage head positioned at core pipe bottom.
Compared with prior art, the utility model has the following advantages：
1st, drainage head is controlled to carry out air bag inflation/deflation can by the pneumatic control equipment of outside in the utility model
Bath work, and realize its operating side can of the pneumatic control equipment of aerification function and be arranged on the position of convenient use person's operation
Put, it is good so as to lift Consumer's Experience.
2nd, Pneumatic draining valve structural elements of the present utility model are few, simple in construction, and easy to assembly, cost is low.
3rd, the maximum that the air bag that the utility model can be limited in small shelves bladder tank by the limiting plate expands upwards is high
Degree, the upward stroke risen can be promoted by the air bag in small shelves bladder tank so as to set seal water pipe, realize control drainage head
The function of water outlet size.
4th, the utility model is by the airbag aeration in big shelves bladder tank, realizing that control drainage head is opened and carries out big shelves
The function of bath；By to the airbag aeration in small shelves bladder tank, realizing that control drainage head is opened and carries out the work(of small shelves bath
Can, selecting for size class bath, using water wisely can be carried out as needed.
5th, the utility model is by setting flexible glue wall ring, flexible glue bulge loop, upper-lower compacting chamber and side compression chamber, and makes to push
Tightly between chamber and bulge loop, pass through the pre- means of press seals of flexible glue between side compression chamber and wall ring so that the sealing property of air bag is more preferable.
【Brief description of the drawings】
Specific embodiment of the present utility model is described in further detail below in conjunction with the accompanying drawings, wherein：
Fig. 1 is explosive view of the present utility model；
Fig. 2 is the sectional view of the utility model unaerated draining；
Fig. 3 is the sectional view of the utility model inflation and big shelves draining；
Fig. 4 is the sectional view of the utility model inflation and small shelves draining；
Fig. 5 is the partial enlarged view of A in Fig. 4.
【Embodiment】
The utility model is further described below in conjunction with the accompanying drawings：
Pneumatic draining valve structure in a kind of water tank as shown in Figures 1 to 5, including drainage head 1, set on the drainage head 1
There is valve body 2, valve body 2 can be passed and can be lifted with respect to drainage head 1 so as to open or close drainage head by being provided with the valve body 2
The seal water pipe 3 of 1 bath, the valve body 2 include valve body 23 and bonnet 21, and the bonnet 21 is provided with bladder tank 211, the bonnet
21 outsides are provided with can be with respect to the Lift Part 4 that bonnet 21 slides up and down, and the Lift Part 4 includes being connected with seal water pipe 3 admittedly
Fixed fixed part 41, the fixed part 41 are provided with the push pedal that can be moved up and down in bladder tank 211 and in bladder tank 211
42, the bottom of the bladder tank 211 be located at push pedal 42 lower section be provided with can inflation risen so as to push up push pedal 42
And then the air bag 8 for driving seal water pipe 3 to rise, it is provided between the air bag 8 and bladder tank 211 and air bag 8 is fixed on bladder tank 211
Bottom and the gland 212 that seals air bag 8, the gland 212 be provided with and can be connected with external pneumatic control device 7 and to gas
The inflatable and deflatable charging portion 2121 of capsule 8.To be inflated by pneumatic control equipment 7 into air bag 8, the air bag 8 expands upwards, and
Lift Part 4 is promoted to rise by push pedal 42, so as to drive the seal water pipe 3 being fastened on fixed part 41 to be raised above, institute
State drainage head 1 and open bath, parts are few, simple in construction, easy to assembly, and cost is low；It passes through outside pneumatic control equipment 7
Bath work is carried out to the inflation/deflation can of air bag 8 control drainage head 1, and realizes its behaviour of the pneumatic control equipment 7 of aerification function
Make the position that end can is arranged on convenient use person's operation, it is good so as to lift Consumer's Experience.
The bladder tank 211 includes big shelves bladder tank 211a and small shelves bladder tank 211b, the push pedal 42 include respectively with
Big shelves bladder tank 211a and small shelves bladder tank 211b corresponding big shelves push pedal 42a and small shelves push pedal 42b, the small shelves bladder tank
Being provided with 211b between air bag 8 and small shelves push pedal 42b can slide up and down and can limit small in small shelves bladder tank 211b
The maximum height that air bag 8 in shelves bladder tank 211b expands upwards is the spacing of S so as to limit the small shelves upward stroke of seal water pipe 3
Plate 9, the maximum height that the air bag 8 in small shelves bladder tank 211b expands upwards can be limited by the limiting plate 9, so as to
Setting seal water pipe 3 can be promoted the upward stroke S of rise by the air bag 8 in small shelves bladder tank 211b, realize the control water outlet of drainage head 1
The function of size.
The small shelves bladder tank 211b is provided with travel limit groove 2111, and the limiting plate 9 is expert at degree provided with protrusion
Travel limit bar 91 in groove 2111 processed, described travel limit groove 2111 are engaged the small shelves push pedal of limitation with travel limit bar 91
42b maximum upward stroke is so as to limiting maximum height that the air bag 8 below small shelves push pedal 42b expands upwards and then limit institute
It is S to state air bag 8 and promote the upward stroke of seal water pipe 3, and simple in construction, cost of parts is low, easy to assembly.
Described valve body 2 also includes the valve seat 22 being connected with drainage head 1, and the valve seat 22 is provided with limitation seal water pipe 3 most
The limiting section 221 that big upward stroke is L, the L>S, so that the current inlet port of drainage head 1 has two gears of size, it is real
The bath of 1 big shelves of existing drainage head and the function of small shelves bath, realize that the structure of big shelves bath and the bath of small shelves is simple, can economize on
Water.Air bag 8 in the big shelves bladder tank 211a is inflated, and promotes Lift Part 4 to rise by big shelves push pedal 42a, so as to drive
The seal water pipe 3 being fastened on fixed part 41 is raised above, and is blocked up to seal water pipe 3 is limited portion 221, now seal water pipe 3
Reach maximum upward stroke L, the drainage head 1, which is opened, carries out big shelves bath.When the air bag 8 in big shelves bladder tank 211a does not fill
Gas, the air bag 8 in the small shelves bladder tank 211b inflate upward expansion, promote small shelves push pedal 42b to rise by limiting plate 9,
It is to promote Lift Part 4 to rise, so as to drive seal water pipe 3 to be raised above, until the travel limit bar 91 on limiting plate 9 is gone
Journey limiting groove 2111, which stops, can not continue to rise, and now seal water pipe 3 reaches small shelves maximum upward stroke S, carries out small shelves bath.On
State two air bags 8 can single inflation/deflation, user can carry out selecting for size class bath, using water wisely as needed.
It is provided with when seal water pipe 3 rises respectively with seal water pipe 3 to engage and limit seal water pipe 3 in the valve body 2 and falls,
And then cause drainage head 1 stroke be L at wash by water big shelves position limiting structure and stroke be at S bath small shelves position limiting structure,
So that the water outlet of the size shelves corresponding to holding during bath of seal water pipe 3 so that water outlet is more stable.
The big shelves position limiting structure includes the big shelves groove 311 for the indent being located on seal water pipe 3, the big shelves position limiting structure
Also include the big shelves keg float 5 for being set in the outside of seal water pipe 3 and dynamic connection being cut with scissors with valve body 2, the big shelves keg float 5 is protruding with can be
Seal water pipe 3 is caught in big shelves groove 311 after rising so as to limit the big shelves buckle 51 that seal water pipe 3 is fallen.When seal water pipe 3 rises to
During range L, big shelves keg float 5 floats and big shelves buckle 51 thereon is buckled into big shelves groove 311, stops seal water pipe 3
Fall, drainage head 1 carries out the bath work of big shelves, the working water level in water tank less than the setting of big shelves height when, big shelves float
Bucket 5 falls after rise, and at this moment seal water pipe 3 falls after rise, so as to which drainage head 1 be closed.
The small shelves that the small shelves position limiting structure includes being located at the indent on seal water pipe 3 and on big shelves groove 311 are recessed
Groove 312, the small shelves position limiting structure also include the small shelves swing rod 61 for being set in the outside of seal water pipe 3 and dynamic connection being cut with scissors with valve body 2, institute
State small shelves swing rod 61 be protruding with can be caught in after the rise of seal water pipe 3 in small shelves groove 312 so as to limit seal water pipe 3 fall it is small
Shelves buckle 611, the outer sheath of seal water pipe 3 are provided with the relative seal water pipe 3 of energy and slide up and down what is swung so as to drive small shelves swing rod 61
Small shelves sleeve 62, the small outside of shelves sleeve 62 are fixed with small shelves keg float 63.When seal water pipe 3 rises to the upward stroke S of small shelves,
Small shelves keg float 63 floats and drives small shelves sleeve 62 thereon to rise, so as to which the small pull-up of shelves swing rod 61 is caused into small shelves buckle
611 buckle into small shelves groove 312, stop falling for seal water pipe 3, and drainage head 1 carries out small shelves bath work, the work in water tank
When making water level less than the height that small shelves are set, small shelves keg float 63 and the small shelves sleeve 62 being fixed thereon fall after rise, drive small shelves swing rod
61 are fallen after rise, and at this moment seal water pipe 3 is fallen, so as to which drainage head 1 be closed.
Described air bag 8 be provided with material thickness be W2 wall ring 81, the wall ring 81 be provided with material thickness be D2 simultaneously
The flexible glue bulge loop 82 in the outside of wall ring 81 is protruded, height is provided with positioned at above-below direction between described bladder tank 211 and gland 212
The upper-lower compacting chamber 213 compressed for D1 and by bulge loop 82, it is provided with width between described bladder tank 211 and the side of gland 212
The W1 and side compression chamber 214 for compressing wall ring 81, described W1, W2, D1 and D2 meet following relational expression：W1<W2, D1<D2, so as to
So that the knot of the pre- means of press seals of flexible glue is respectively provided between upper-lower compacting chamber 213 and bulge loop 82, between side compression chamber 214 and wall ring 81
Structure so that the sealing property of air bag 8 is more preferable.
Described seal water pipe 3 includes core pipe 31 and the envelope for being used to seal the delivery port of drainage head 1 positioned at the bottom of core pipe 31
Water piece 32 so that sealing property is more preferable.
The described top of bladder tank 211 is provided with tank mouth 2112, and the tank mouth 2112 is provided with the top cover 215 coordinated with it,
During installation, the push pedal 42 on described Lift Part 4 can be put into bladder tank 211 from tank mouth 2112, and top cover 215 will
Push pedal 42 is locked in bladder tank 211 and moved, consequently facilitating the installation of Lift Part 4 is fixed.
Claims (10)
- A kind of 1. Pneumatic draining valve structure in water tank, it is characterised in that：Including drainage head (1), the drainage head (1) is provided with valve Body (2), be provided with the valve body (2) can pass valve body (2) and can relative drainage head (1) lift so as to open or the row of closing The seal water pipe (3) of head (1) bath, the valve body (2) include valve body (23) and bonnet (21), and the bonnet (21) is provided with gas Capsule tank (211), bonnet (21) outside is provided with can be with respect to the Lift Part (4) that bonnet (21) slide up and down, the lifting Part (4) includes the fixed part (41) being connected with seal water pipe (3), and the fixed part (41), which is provided with, is located at bladder tank (211) and can be in the interior push pedal (42) to move up and down of bladder tank (211) in, the bottom of the bladder tank (211) is located at push pedal (42) lower section be provided with can inflation so as to push up push pedal (42) rise so that drive seal water pipe (3) rise air bag (8)。
- 2. Pneumatic draining valve structure in a kind of water tank according to claim 1, it is characterised in that：The bladder tank (211) Including big shelves bladder tank (211a) and small shelves bladder tank (211b), the push pedal (42) include respectively with big shelves bladder tank (211a) Corresponding big shelves push pedal (42a) and small shelves push pedal (42b) with small shelves bladder tank (211b), the small shelves bladder tank (211b) are interior Being provided between air bag (8) and small shelves push pedal (42b) can slide up and down and can limit small in small shelves bladder tank (211b) The maximum height that air bag (8) in shelves bladder tank (211b) expands upwards is S so as to limit the small shelves upward stroke of seal water pipe (3) Limiting plate (9).
- 3. Pneumatic draining valve structure in a kind of water tank according to claim 2, it is characterised in that：The small shelves bladder tank (211b) is provided with travel limit groove (2111), and the limiting plate (9) is provided with row of the protrusion in travel limit groove (2111) Degree bar (91), described travel limit groove (2111) are engaged the small shelves push pedal (42b) of limitation with travel limit bar (91) Maximum upward stroke is so as to limiting maximum height that the air bag (8) below small shelves push pedal (42b) expands upwards and then described in limiting It is S that air bag (8), which promotes the upward stroke of seal water pipe (3),.
- 4. Pneumatic draining valve structure in a kind of water tank according to claim 3, it is characterised in that：Described valve body (2) is also Including the valve seat (22) being connected with drainage head (1), it is L that the valve seat (22), which is provided with limitation seal water pipe (3) maximum upward stroke, Limiting section (221), the L>S.
- 5. Pneumatic draining valve structure in a kind of water tank according to claim 4, it is characterised in that：Set in the valve body (2) Have when seal water pipe (3) rises respectively with seal water pipe (3) to engage and limit seal water pipe (3) and fall, and then cause drainage head (1) stroke be at L wash by water big shelves position limiting structure and stroke be S at bath small shelves position limiting structure.
- 6. Pneumatic draining valve structure in a kind of water tank according to claim 5, it is characterised in that：The big shelves position limiting structure Including the big shelves groove (311) for the indent being located on seal water pipe (3), the big shelves position limiting structure also includes being set in seal water pipe (3) the big shelves keg float (5) of dynamic connection is cut with scissors on the outside of and with valve body (2), the big shelves keg float (5) is protruding with can be in seal water pipe (3) It is caught in after rise in big shelves groove (311) so as to limit the big shelves buckle (51) that seal water pipe (3) is fallen.
- 7. Pneumatic draining valve structure in a kind of water tank according to claim 6, it is characterised in that：The small shelves position limiting structure It is spacing including the small shelves groove (312) for the indent being located on seal water pipe (3) and on big shelves groove (311), the small shelves Structure also includes being set in the small shelves swing rod (61) that dynamic connection is cut with scissors on the outside of seal water pipe (3) and with valve body (2), the small shelves swing rod (61) being protruding with can be caught in small shelves groove (312) so as to limit the small shelves that seal water pipe (3) is fallen after seal water pipe (3) rise Buckle (611), seal water pipe (3) outer sheath are provided with the relative seal water pipe (3) of energy and slided up and down so as to drive small shelves swing rod (61) The small shelves sleeve (62) swung, small shelves sleeve (62) outside are fixed with small shelves keg float (63).
- 8. Pneumatic draining valve structure in a kind of water tank according to claim 1, it is characterised in that：The air bag (8) is gentle The gland (212) that air bag (8) is fixed on the bottom of bladder tank (211) and seals air bag (8) is provided between capsule tank (211), The gland (212) is provided with and can be connected with external pneumatic control device (7) and the charging portion inflatable and deflatable to air bag (8) (2121)。
- 9. Pneumatic draining valve structure in a kind of water tank according to claim 8, it is characterised in that：On described air bag (8) Provided with the wall ring (81) that material thickness is W2, the wall ring (81) is provided with material thickness and is D2 and protrudes on the outside of wall ring (81) Flexible glue bulge loop (82), be provided with height positioned at above-below direction as D1 and will be convex between described bladder tank (211) and gland (212) The upper-lower compacting chamber (213) that ring (82) compresses, provided with width it is W1 between described bladder tank (211) and gland (212) side And the side compression chamber (214) for compressing wall ring (81), described W1, W2, D1 and D2 meet following relational expression：W1<W2, D1<D2.
- 10. Pneumatic draining valve structure in a kind of water tank according to claim 1, it is characterised in that：Described seal water pipe (3) The water sealing slice (32) for being used to seal the delivery port of drainage head (1) including core pipe (31) and positioned at core pipe (31) bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720409225.1U CN207073174U (en) | 2017-04-18 | 2017-04-18 | Pneumatic draining valve structure in a kind of water tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720409225.1U CN207073174U (en) | 2017-04-18 | 2017-04-18 | Pneumatic draining valve structure in a kind of water tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207073174U true CN207073174U (en) | 2018-03-06 |
Family
ID=61512606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720409225.1U Active CN207073174U (en) | 2017-04-18 | 2017-04-18 | Pneumatic draining valve structure in a kind of water tank |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108457344A (en) * | 2018-04-10 | 2018-08-28 | 中山市康丽洁卫浴科技有限公司 | A kind of pneumatic type flashing valve |
| CN112144621A (en) * | 2020-10-30 | 2020-12-29 | 广东嘉利洁卫浴科技有限公司 | Pneumatic flushing valve and sinking type side button pneumatic control toilet bowl thereof |
| WO2021097737A1 (en) * | 2019-11-21 | 2021-05-27 | 厦门立业卫浴工业有限公司 | Pneumatic drive lifting device of drain valve |
| CN114568168A (en) * | 2022-03-29 | 2022-06-03 | 南京林业大学 | Transparent landscape wall capable of changing color |
| US20220381019A1 (en) * | 2021-05-25 | 2022-12-01 | Kohler (China) Investment Co., Ltd. | Pushing force converting mechanism and concealed water tank |
| EP4141178A4 (en) * | 2020-04-20 | 2023-12-27 | Lab (Xiamen) Sanitary Fittings Inc | Air release valve and toilet water tank drainage valve opened by using air pressure |
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2017
- 2017-04-18 CN CN201720409225.1U patent/CN207073174U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108457344A (en) * | 2018-04-10 | 2018-08-28 | 中山市康丽洁卫浴科技有限公司 | A kind of pneumatic type flashing valve |
| WO2021097737A1 (en) * | 2019-11-21 | 2021-05-27 | 厦门立业卫浴工业有限公司 | Pneumatic drive lifting device of drain valve |
| EP4141178A4 (en) * | 2020-04-20 | 2023-12-27 | Lab (Xiamen) Sanitary Fittings Inc | Air release valve and toilet water tank drainage valve opened by using air pressure |
| CN112144621A (en) * | 2020-10-30 | 2020-12-29 | 广东嘉利洁卫浴科技有限公司 | Pneumatic flushing valve and sinking type side button pneumatic control toilet bowl thereof |
| US20220381019A1 (en) * | 2021-05-25 | 2022-12-01 | Kohler (China) Investment Co., Ltd. | Pushing force converting mechanism and concealed water tank |
| US11927006B2 (en) * | 2021-05-25 | 2024-03-12 | Kohler (China) Investment Co., Ltd. | Pushing force converting mechanism and concealed water tank |
| CN114568168A (en) * | 2022-03-29 | 2022-06-03 | 南京林业大学 | Transparent landscape wall capable of changing color |
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