CN109027256B - Height-adjustable drain valve - Google Patents
Height-adjustable drain valve Download PDFInfo
- Publication number
- CN109027256B CN109027256B CN201810840137.6A CN201810840137A CN109027256B CN 109027256 B CN109027256 B CN 109027256B CN 201810840137 A CN201810840137 A CN 201810840137A CN 109027256 B CN109027256 B CN 109027256B
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- valve body
- height
- valve
- valve core
- core
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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
- 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
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D1/00—Water flushing devices with cisterns ; Setting up a range of flushing devices or water-closets; Combinations of several flushing devices
- E03D1/30—Valves for high or low level cisterns; Their arrangement ; Flushing mechanisms in the cistern, optionally with provisions for a pre-or a post- flushing and for cutting off the flushing mechanism in case of leakage
- E03D1/34—Flushing valves for outlets; Arrangement of outlet valves
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D1/00—Water flushing devices with cisterns ; Setting up a range of flushing devices or water-closets; Combinations of several flushing devices
- E03D1/30—Valves for high or low level cisterns; Their arrangement ; Flushing mechanisms in the cistern, optionally with provisions for a pre-or a post- flushing and for cutting off the flushing mechanism in case of leakage
- E03D1/34—Flushing valves for outlets; Arrangement of outlet valves
- E03D1/35—Flushing valves having buoyancy
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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
-
- 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
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift 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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/18—Actuating devices; Operating means; Releasing devices actuated by fluid actuated by a float
- F16K31/20—Actuating devices; Operating means; Releasing devices actuated by fluid actuated by a float actuating a lift valve
Abstract
The invention discloses a height-adjustable drain valve, which comprises a valve body and a valve core which is movably arranged in the valve body up and down, wherein a drain outlet of the drain valve is controlled by opening and closing the valve core; according to the invention, the overall height of the drain valve is adjusted by adjusting the heights of the valve body and the valve core, instead of only adjusting the height of the base or top button of the drain valve, the limitation that the height of the traditional valve body is not adjustable is changed, and wider selection is provided for users; and the adjusting range is wider, the precision is higher, and the adjusting operation is more convenient.
Description
Technical Field
The invention relates to a height-adjustable drain valve.
Background
In order to adapt to toilets with different heights, drain valves installed in the toilets at present are designed into valve bodies with various different height specifications, for example, a high-bucket valve body shown in fig. 1 or a low-bucket valve body shown in fig. 2 is adopted, the height of the valve body is relatively fixed and single, the universality is poor, and the development cost is relatively high; in addition, under the condition that the user does not know the height of the water tank of the toilet bowl of a client, the user often does not know which size and specification of the water discharge valve is selected for matching, and the user cannot adjust any position according to actual requirements, so that heavy workload is brought to matching and replacement.
The current common use in the market is to change the height of the drain valve by changing the drain bases with different heights or to adopt the drain valve with a certain height of the drain base, but because the size of the hollow cylinder part on the heightened base is heightened, the water flow is guided to be aggravated when the toilet flushes and drains, thereby forming a water column which is quickly undershooted to flush the bottom of the drain channel, generating strong water flow recoil, and causing the adverse phenomena of the toilet such as the reduction of flushing performance, the enlargement of flushing sound and the like.
Or, the button assembly of the drain valve is connected with the valve body of the drain valve through an adjusting bracket, and the adjusting bracket can be adjusted in the vertical position relative to the valve body, so that the height of the button assembly relative to the valve body is adapted to the height of the water tank. However, when the height of the adjusting bracket is adjusted by adopting the adjusting mode, the length of the button pressing rod of the drain valve also needs to be adjusted, for example, the button pressing rod is cut, so that the assembly is inconvenient, the button pressing rod cannot be lengthened after being cut short, and the button pressing rod may be scrapped due to misoperation.
Disclosure of Invention
The invention aims to solve the problems, and provides a height-adjustable drain valve, which can adjust the overall height of the drain valve by adjusting the height of a valve body instead of adjusting the height of a base or a top button of the drain valve, so that the limitation that the height of a traditional valve body is not adjustable is changed, and a wider choice is provided for users.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the utility model provides a high adjustable drain valve, includes the valve body and can install the case in the valve body with upper and lower activity, through case switching control drain outlet (51) of drain valve, the valve body includes upper valve body (10) and lower valve body (20) of swing joint cooperation in order to adjust the height of valve body, the case includes upper valve core (30) and lower valve core (40) of swing joint cooperation in order to adjust the height of case.
Preferably, the relative movement direction between the upper valve body (10) and the lower valve body (20) coincides with the relative movement direction between the upper valve core (30) and the lower valve core (40).
Preferably, the valve core is a connecting pipe, the upper valve core is an upper connecting pipe, the lower valve core is a lower connecting pipe, the bottom of the lower connecting pipe is connected with a water sealing disc (42), and the valve core is movably arranged in the valve body so as to open and close the water outlet (51).
Preferably, the valve body and the valve core are mutually independent, and when the height is adjusted, the height adjustment is respectively carried out on the valve body and the valve core.
Preferably, the upper valve body (10) is in threaded connection with the lower valve body (20), the upper valve core (30) is in threaded connection with the lower valve core (40), the upper valve body (10) is in circumferential limit fit with the upper valve core (30) and the lower valve core (40), the lower valve body (10) is in circumferential limit fit with the other one of the upper valve core (30) and the lower valve core (40), and the upper valve body (10) or the lower valve body (20) is rotated to enable the upper valve body (10) and the lower valve body (20) to relatively stretch and retract, and the upper valve core (30) and the lower valve core (40) are driven to relatively stretch and retract.
Preferably, a bottom opening of the lower valve body (20) is connected with a partition plate (22), and the upper valve core (30) or the lower valve core (40) can axially move to penetrate through the partition plate (22) and is in limit fit with the partition plate (22) in the circumferential direction.
Preferably, the adjustment height difference H1 between the upper valve body (10) and the lower valve body (20) is equal to the adjustment height difference H2 between the upper valve spool (30) and the lower valve spool (40).
Preferably, the upper valve body (10) is provided with a first threaded part (11), and the lower valve body (20) is provided with a second threaded part (21) matched with the first threaded part (11); the upper valve core (30) is provided with a third threaded portion (31), and the lower valve core (40) is provided with a fourth threaded portion (41) matched with the third threaded portion (31).
Preferably, the valve body is driven to adjust the height of the valve core in the same step when in height adjustment, and the screw pitches of the first screw thread part (11) and the second screw thread part (21) are equal to those of the third screw thread part (31) and the fourth screw thread part (41).
Preferably, the upper valve body (10) and the lower valve body (20) are slidably connected and matched, and the upper valve core (30) and the lower valve core (40) are slidably connected and matched.
Preferably, a first limiting structure for limiting the relative positions of the upper valve body (10) and the lower valve body (20) is arranged between the upper valve body (10) and the lower valve body (20); a second limiting structure for limiting the relative positions of the upper valve core (30) and the lower valve core (40) is arranged between the upper valve core (30) and the lower valve core (40).
The beneficial effects of the invention are as follows:
(1) The valve body comprises the upper valve body and the lower valve body which can be movably connected and matched so as to adjust the height of the valve body, the valve core comprises the upper valve core and the lower valve core which can be movably connected and matched so as to adjust the height of the valve core, the overall height of the drain valve is adjusted by adjusting the heights of the valve body and the valve core, but not only the height of a base or a top button of the drain valve is adjusted, the limitation that the height of the traditional valve body is not adjustable is changed, and a wider choice is given to users;
(2) The upper valve body and the lower valve body and the upper valve core and the lower valve core are respectively in threaded connection and fit, so that the operation is more convenient when the height is adjusted, the adjusting structure is simpler, and the stepless adjustment is realized through threads, so that the adjusting precision is higher;
(3) The residual water level of the existing drain valve is regulated basically only by adopting a floating barrel and rack regulation mode, the range of the regulated residual water level is limited by the scale of the rack, the regulation range is smaller, and the regulation precision is smaller; according to the invention, the height of the floating barrel assembly is adjusted by adjusting the height of the valve body, so that the adjusting range is wider, and the adjusting operation is more convenient; and under the condition of improving the working water level (namely improving the potential energy of water), the whole height of the valve body of the drain valve is correspondingly improved to improve the height of the float barrel assembly, so that the drain valve can be quickly discharged under the condition that the discharge capacity is unchanged, the position of the float barrel on the rack is not required to be adjusted, and the adjustment is more convenient, quick and simple.
(4) The invention realizes the adjustment of the residual water level by adjusting the height of the valve body, increases the adjustment range of the residual water level, is convenient and accurate to adjust, provides a novel residual water level adjustment mode, and has wider universality and better user experience.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and do not constitute a limitation on the invention. In the drawings:
fig. 1 is a schematic perspective view of a prior art drain valve (high-bucket valve body);
FIG. 2 is a schematic perspective view of a prior art drain valve (short barrel valve body);
FIG. 3 is a schematic perspective view of a height-adjustable drain valve according to the present invention;
FIG. 4 is a schematic cross-sectional view (initial position) of a height-adjustable drain valve according to the present invention;
FIG. 5 is a schematic cross-sectional view of a height-adjustable drain valve (raised position) according to the present invention;
FIG. 6 is a schematic diagram showing the fitting structure of the upper valve body and the lower valve body of the height-adjustable drain valve according to the present invention;
FIG. 7 is a schematic diagram showing the fitting structure of an upper connection pipe and a lower connection pipe of a height-adjustable drain valve according to the present invention;
in the figure:
1-a valve body; 2-racks; 3-a drainage base;
10-upper valve body; 11-a first threaded portion;
20-a lower valve body; 21-a second threaded portion; 22-a separator;
30-upper valve core; 31-a third threaded portion; 32-a float assembly hitching section;
40-lower valve core; 41-fourth threaded portion; 42-sealing disc;
50-draining base; 51-a drain port;
60-floating barrels;
h1-the adjusting height difference between the upper valve body and the lower valve body; h2-the difference in height between the upper and lower spools.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear and obvious, the invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
As shown in fig. 3 to 7, a height-adjustable drain valve of the present invention includes a valve body including upper and lower valve bodies 10 and 20 movably coupled to adjust the height of the valve body, and a valve body including upper and lower valve bodies 30 and 40 movably coupled to adjust the height of the valve body, which are vertically movably attached in the valve body and openably and closably control a drain port 51 of the drain valve. The overall height of the drain valve is adjusted by adjusting the heights of the valve body and the valve core, instead of only adjusting the height of the base or the top button of the drain valve, the limitation that the height of the traditional valve body is not adjustable is changed, and wider selection is provided for users.
The relative movement direction between the upper valve body 10 and the lower valve body 20 coincides with the relative movement direction between the upper valve body 30 and the lower valve body 40, and the adjustment height between the upper valve body 10 and the lower valve body 20 matches the adjustment height between the upper valve body 30 and the lower valve body 40.
The height adjustment of the valve body can be independent or interlocked with the height adjustment of the valve core, that is, when the height adjustment is performed, the height adjustment of the valve body and the valve core can be performed respectively, and the height of the valve core can be driven through the height adjustment of the valve body, or the height of the valve body can be driven through the height adjustment of the valve core, wherein the embodiment preferably adopts the height synchronous driving of the height adjustment of the valve core of the valve body, specifically, the upper valve body 10 and the lower valve body 20 are in threaded connection and matched with each other, the upper valve core 30 and the lower valve core 40 are in threaded connection and matched with each other, the upper valve body 10 and the upper valve core 30 and the lower valve core 40 are in circumferential limit and matched with each other (that is, the upper valve body 10 and the lower valve core 30 are in circumferential limit and matched with each other, or the upper valve body 10 and the lower valve core 40 are in circumferential limit and matched with each other, the lower valve body 10 and the upper valve core 30 are in circumferential limit and matched with each other, and the lower valve core 10 and the upper valve core 30 are in circumferential limit and matched with each other, and the lower valve body 10 and the upper valve core 30 are in circumferential limit and the lower valve core 30 are in limit and limit matched with each other, and the upper valve body 10 and the lower valve body and the lower valve core 20 are in circumferential limit and the expansion and expansion.
More specifically, in this embodiment, the upper valve body 10 is in circumferential limit fit with the upper valve core 30, a partition plate 22 is connected to the bottom opening of the lower valve body 20, and the lower valve core 40 is axially movably disposed through the partition plate 22 and is in circumferential limit fit with the partition plate 22. It will be appreciated that the upper valve body 10 may alternatively be circumferentially and limitedly engaged with the lower valve core 40, and the upper valve core 30 may be axially movably disposed through the partition 22 and circumferentially and limitedly engaged with the partition 22.
It should be noted that, in this embodiment, the height adjusting operation may be performed by fixing the lower valve body 20, and rotating the upper valve body 10, or by fixing the upper valve body 10, and rotating the lower valve body 20, for example, when the drain valve is fixed in the water tank, the lower valve body 20 is fixed to the drain base 50 of the drain valve, and at this time, the height of the valve body and the height of the valve core may be adjusted by directly rotating the upper valve body 10. Of course, it is also possible to selectively detach the drain valve from the tank and simultaneously rotate the upper valve body 10 or the lower valve body 20.
As shown in fig. 6, in the present embodiment, the outer wall of the upper valve body 10 is provided with a first threaded portion 11, and the inner wall of the lower valve body 20 is provided with a second threaded portion 21 matching the first threaded portion 11; the outer wall of the upper connecting pipe 30 is provided with a third screw thread portion 31, and the inner wall of the lower connecting pipe 40 is provided with a fourth screw thread portion 41 matched with the third screw thread portion 31. The pitches of the first thread part 11 and the second thread part 21 are equal to those of the third thread part 31 and the fourth thread part 41, so that the valve body is driven to adjust the height in the same step as the valve body, and as shown in fig. 4 and 5, the adjustment height difference H1 between the upper valve body 10 and the lower valve body 20 is equal to the adjustment height difference H2 between the upper valve body 30 and the lower valve body 40.
As shown in fig. 7, in this embodiment, the drain opening 51 is disposed on the drain base 50 of the drain valve, the bottom end of the lower valve element 40 is fixedly connected with the sealing disk 42 for opening or closing the drain opening 51, and the drain opening 51 is controlled by vertically movably attaching the valve element to the valve body. Or other structures can be adopted to open and close the water outlet 51, for example, the water outlet 51 can be controlled to be opened and closed by the cooperation of the valve core and the linkage component and the sealing element driven by the linkage component; the seal is not limited to the seal disk 42 of the present embodiment, and may be, for example, a seal ball or a seal cap. The valve core is of a tubular structure, and specifically is a connecting pipe, the upper valve core 30 is an upper connecting pipe, and the lower valve core 40 is a lower connecting pipe.
In order to keep the height of the valve body and the valve core unchanged after the height adjustment, a first limiting structure (not shown) for limiting the relative positions of the upper valve body 10 and the lower valve body 20 is arranged between the upper valve body 10 and the lower valve body 20; the second limiting structure (not shown) for limiting the relative positions of the upper valve core 30 and the lower valve core 40 is arranged between the upper valve core 30 and the lower valve core 40, the valve body and the valve core after the height adjustment can be kept stable and unchanged in height through the first limiting structure and the second limiting structure, and the first limiting structure and the second limiting structure can directly clamp two matched components (the upper valve core 30 and the lower valve core 40 or the upper valve core 30 and the lower valve core 40) through clamping pieces.
As shown in fig. 4, 5 and 7, the drain valve includes a float assembly with a float 60, in this embodiment, the valve core is provided with a float assembly hanging portion 32 engaged with the float assembly, and the float assembly hanging portion 32 is disposed on the upper valve core 30, and the float assembly hanging portion 32 may be correspondingly set to be one to be engaged with one float 60 according to a single-row drain valve or a double-row drain valve, or two of the float assemblies are staggered up and down to be engaged with one half-row float 60 and one full-row float 60 respectively.
As shown in fig. 1 and 2, in the prior art, the position of the float on the rack 2 of the float assembly is regulated to regulate the residual water level of the drain valve, and the height position of the float on the rack 2 is regulated to control the residual water level, so that the regulating range is narrow and the regulating precision is low; according to the embodiment, the height of the floating barrel assembly is adjusted by adjusting the height of the valve body, so that the remaining water level adjusting range is wider, and the adjusting operation is more convenient; and under the condition that the working water level is improved (the potential energy of water is improved), the whole height of the drain valve body is correspondingly improved to improve the height of the float barrel assembly, so that the drain speed can be increased under the condition that the discharge capacity of the drain valve is unchanged, the position of the float barrel 60 on the rack 2 is not required to be adjusted, and the adjustment is more convenient and quick.
The height adjustment between the upper valve body 10 and the lower valve body 20 of the present invention may employ a slidably coupled fit of the upper valve body 10 and the lower valve body 20 in addition to the threaded connection, and a tooth structure may be provided on one of the two in the sliding direction to limit the magnitude of the relative sliding, and the provision of the tooth structure may give a shift feel upon adjustment; also, the height adjustment between the upper and lower spools 30 and 40 may employ a slidably coupled fit of the upper and lower spools 30 and 40 in addition to the threaded connection, and a tooth structure may be provided on one of the two in the sliding direction to limit the magnitude of the relative sliding, and the provision of the tooth structure may give a shift feel upon adjustment.
While the foregoing description illustrates and describes the preferred embodiments of the present invention, as noted above, it is to be understood that the invention is not limited to the forms disclosed herein but is not to be construed as excluding other embodiments, and that various other combinations, modifications and environments are possible and may be made within the scope of the inventive concepts described herein, either by way of the foregoing teachings or by those of skill or knowledge of the relevant art. And that modifications and variations which do not depart from the spirit and scope of the invention are intended to be within the scope of the appended claims.
Claims (8)
1. A height-adjustable drain valve fixed in a water tank, comprising a valve body and a valve core movably attached up and down in the valve body, a drain opening (51) of the drain valve being controlled by the up-down movement of the valve core, characterized in that the valve body comprises an upper valve body (10) and a lower valve body (20) movably coupled to adjust the height of the valve body, and the valve core comprises an upper valve core (30) and a lower valve core (40) movably coupled to adjust the height of the valve core; the upper valve body (10) is in threaded connection with the lower valve body (20), the upper valve body (30) is in threaded connection with the lower valve body (40), the upper valve body (10) is in circumferential limit fit with the upper valve body (30) and the lower valve body (40), the lower valve body (10) is in circumferential limit fit with the other one of the upper valve body (30) and the lower valve body (40), and the upper valve body (10) or the lower valve body (20) is rotated to enable the upper valve body (10) and the lower valve body (20) to relatively stretch and retract, and the upper valve body (30) and the lower valve body (40) are driven to relatively stretch and retract.
2. A height adjustable drain valve as defined in claim 1, wherein: the relative movement direction between the upper valve body (10) and the lower valve body (20) is consistent with the relative movement direction between the upper valve core (30) and the lower valve core (40).
3. A height adjustable drain valve as defined in claim 1, wherein: the valve core is a connecting pipe, the upper valve core is an upper connecting pipe, the lower valve core is a lower connecting pipe, the bottom of the lower connecting pipe is connected with a water sealing disc (42), and the valve core is movably arranged in the valve body so as to open and close the water outlet (51).
4. A height adjustable drain valve as defined in claim 1, wherein: the bottom opening of the lower valve body (20) is connected with a separation plate (22), and the upper valve core (30) or the lower valve core (40) can axially move to penetrate through the separation plate (22) and is in limit fit with the separation plate (22) in the circumferential direction.
5. A height adjustable drain valve as defined in claim 1, wherein: an adjustment height difference H1 between the upper valve body (10) and the lower valve body (20) is equal to an adjustment height difference H2 between the upper valve spool (30) and the lower valve spool (40).
6. A height adjustable drain valve as defined in claim 1, wherein: the upper valve body (10) is provided with a first threaded part (11), and the lower valve body (20) is provided with a second threaded part (21) matched with the first threaded part (11); the upper valve core (30) is provided with a third threaded portion (31), and the lower valve core (40) is provided with a fourth threaded portion (41) matched with the third threaded portion (31).
7. A height adjustable drain valve as defined in claim 6, wherein: the valve body is driven to adjust the height of the valve core in the same step when in height adjustment, and the screw pitches of the first screw thread part (11) and the second screw thread part (21) are equal to those of the third screw thread part (31) and the fourth screw thread part (41).
8. A height adjustable drain valve as defined in claim 1, wherein: a first limiting structure for limiting the relative positions of the upper valve body (10) and the lower valve body (20) is arranged between the upper valve body (10) and the lower valve body (20); a second limiting structure for limiting the relative positions of the upper valve core (30) and the lower valve core (40) is arranged between the upper valve core (30) and the lower valve core (40).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810840137.6A CN109027256B (en) | 2018-07-27 | 2018-07-27 | Height-adjustable drain valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810840137.6A CN109027256B (en) | 2018-07-27 | 2018-07-27 | Height-adjustable drain valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109027256A CN109027256A (en) | 2018-12-18 |
| CN109027256B true CN109027256B (en) | 2023-09-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810840137.6A Active CN109027256B (en) | 2018-07-27 | 2018-07-27 | Height-adjustable drain valve |
Country Status (1)
| Country | Link |
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| CN (1) | CN109027256B (en) |
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| US7216373B2 (en) * | 2004-06-23 | 2007-05-15 | So-Mel Huang | Toilet tank valve seat structure |
| CN208816695U (en) * | 2018-07-27 | 2019-05-03 | 厦门瑞尔特卫浴科技股份有限公司 | A kind of height-adjustable drain valve |
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|---|---|---|---|---|
| US5738140A (en) * | 1996-12-26 | 1998-04-14 | American Cast Iron Pipe Company | Adjustable height extension stem and valve box assembly |
| CN1326525A (en) * | 1998-09-14 | 2001-12-12 | 液体控制公司 | Dual-flush valve |
| JP2003253708A (en) * | 2002-03-04 | 2003-09-10 | Maezawa Ind Inc | Operation device of embedment type sluice valve |
| CN1472407A (en) * | 2002-07-29 | 2004-02-04 | 乔斯・布兰科・居蒂耶雷 | Toilet cirstern arrangement device |
| CN103572815A (en) * | 2012-08-03 | 2014-02-12 | 吉博力国际股份公司 | Height-adjustable drainage fitting |
| KR20160056352A (en) * | 2014-11-10 | 2016-05-20 | 이동헌 | Height-adjustable protective tube for water valve |
| CN207178727U (en) * | 2017-09-26 | 2018-04-03 | 玉环佳仕阀门有限公司 | Height Adjustable pipeline air valve switch |
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| Publication number | Publication date |
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| CN109027256A (en) | 2018-12-18 |
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