CN217392682U - Automatic gondola water faucet of drainage scale removal - Google Patents

Automatic gondola water faucet of drainage scale removal Download PDF

Info

Publication number
CN217392682U
CN217392682U CN202122940170.6U CN202122940170U CN217392682U CN 217392682 U CN217392682 U CN 217392682U CN 202122940170 U CN202122940170 U CN 202122940170U CN 217392682 U CN217392682 U CN 217392682U
Authority
CN
China
Prior art keywords
water
scale removal
descaling
panel
automatic
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.)
Active
Application number
CN202122940170.6U
Other languages
Chinese (zh)
Inventor
谢炜
杜海波
赵郑前
舒胜滔
杨和胜
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Arrow Home Group Co Ltd
Original Assignee
Arrow Home Group Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Arrow Home Group Co Ltd filed Critical Arrow Home Group Co Ltd
Priority to CN202122940170.6U priority Critical patent/CN217392682U/en
Application granted granted Critical
Publication of CN217392682U publication Critical patent/CN217392682U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00Water conservation; Efficient water supply; Efficient water use
    • Y02A20/40Protecting water resources

Landscapes

  • Nozzles (AREA)

Abstract

The utility model discloses an automatic gondola water faucet of drainage scale removal, including the subassembly of intaking, the subassembly below of intaking is connected with the support, the support links to each other with the scale removal board, the support with be equipped with first elastic component between the scale removal board, the scale removal board below is equipped with the panel, be equipped with one-way sealing member on the support, the scale removal board with be equipped with adjusting device between the panel, be equipped with the second elastic component in the adjusting device, be equipped with the scale removal needle on the scale removal board, be equipped with the faucet on the panel, the scale removal needle with the faucet position is corresponding, and the scale removal needle can reciprocate in the faucet. The utility model discloses simple structure both can automatic drainage also can automatic descaling.

Description

Automatic gondola water faucet of drainage scale removal
Technical Field
The utility model relates to a gondola water faucet field especially relates to a gondola water faucet of automatic drainage scale removal.
Background
At present, the gondola water faucet on the market is after long-time use or when the local use that quality of water is relatively poor, and the dirt in its faucet is attached to the rivers easily, and accumulated scale can block up the faucet daily, leads to the unable normal use of gondola water faucet. Therefore, various shower heads capable of realizing automatic descaling appear in the market, a descaling plate with a plurality of descaling needles arranged on the bottom surface is generally arranged in the shower head, the descaling plate is driven to move up and down in a water flow driving mode, and the descaling needles on the descaling plate move back and forth in the water outlet hole along with the descaling plate, so that automatic descaling of the shower head is realized. Similarly, the up-down movement of the descaling plate needs a certain space to lead to the fact that the volume of the water outlet cavity is large and no other drainage mechanism exists, so that the water in the shower head cavity after the water is turned off cannot be normally discharged, and in the past, the odor in the cavity is increased, and the user experience is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a gondola water faucet of automatic drainage scale removal is provided, its simple structure both can automatic drainage also can automatic scale removal.
In order to solve the problem, the utility model provides an automatic gondola water faucet of drainage scale removal, including the subassembly of intaking, the subassembly below of intaking is connected with the support, be equipped with one-way sealing member on the support, the support links to each other with the scale removal board, the support with be equipped with first elastic component between the scale removal board, the scale removal board below is equipped with the panel, the scale removal board with be equipped with adjusting device between the panel, be equipped with second elastic component in the adjusting device, be equipped with the scale removal needle on the scale removal board, be equipped with the faucet on the panel, the scale removal needle with the faucet position is corresponding, and the scale removal needle can reciprocate in the faucet.
Preferably, the adjusting device comprises a shaft core, a first special-shaped sealing ring and a second elastic part, the shaft core is abutted against the second elastic part, the first special-shaped sealing ring is connected with the shaft core, the shaft core is arranged below the descaling plate and is connected with the descaling plate, the second elastic part is arranged above the panel and is abutted against the panel, and the adjusting device adjusts the distance between the descaling plate and the panel through the abutting action between the second elastic part and the panel.
Preferably, the shaft core comprises a fixing column and a positioning column, the fixing column is connected with the positioning column, the cross section of the fixing column is larger than that of the positioning column, the second elastic piece is sleeved outside the positioning column and is abutted against the fixing column, and the positioning column is connected with the first special-shaped sealing ring.
Preferably, the bracket is provided with a screw hole, and the water inlet assembly is connected with the bracket through a screw;
the bracket is provided with an air inlet, and the unidirectional sealing element is arranged at the air inlet.
Preferably, the one-way sealing element comprises a connecting column and an arc-shaped surface, the connecting column is inserted into the air inlet, and the arc-shaped surface is coincided with the air inlet;
the one-way sealing element is a rubber part.
Preferably, the descaling plate is further provided with a water inlet hole, the water inlet hole is communicated with the adjusting device, the panel is provided with a water inlet groove, the adjusting device is arranged in the water inlet groove, the bottom of the water inlet groove is provided with a water outlet, and the water inlet hole and the adjusting device are communicated with the water outlet to form a through water path.
Preferably, the water inlet is formed in the center of the descaling plate, the water inlet groove is formed in the center of the panel, and the water inlet corresponds to the water inlet groove;
the diameter of the water outlet is 0.1-5 mm.
Preferably, the elastic force of the first elastic member is smaller than that of the second elastic member, and the first elastic member is compressed prior to the second elastic member.
Preferably, the descaling plate is further provided with a boss, and the boss enables a gap to exist between the descaling piece and the panel.
Preferably, be equipped with the stud hole on the scale removal board, the stud hole is used for the fixed of scale removal board, be equipped with the screw post on the panel, the screw post with stud hole phase-match realizes the panel with the connection of scale removal board.
The utility model discloses following beneficial effect has:
the utility model provides a gondola water faucet of automatic drainage scale removal includes the subassembly of intaking, the subassembly below of intaking is connected with the support, be equipped with one-way sealing member on the support, the support links to each other with the scale removal board, the support with be equipped with first elastic component between the scale removal board, the scale removal board below is equipped with the panel, the scale removal board with be equipped with adjusting device between the panel, be equipped with the second elastic component in the adjusting device, be equipped with the scale removal needle on the scale removal board, be equipped with the faucet on the panel, the scale removal needle with the faucet position is corresponding, and the scale removal needle can reciprocate in the faucet. The utility model has simple structure, and can automatically drain water and remove scale. The structure fully utilizes the interaction of the elasticity of the elastic piece, the water outlet pressure and the one-way sealing piece to realize automatic drainage and automatic descaling under the compact product space. And the utility model discloses well automatic drainage and automatic descaling are gone on in step, have realized also realizing the residual water of discharging when realizing the product scale removal, simple structure, user convenient to use.
Drawings
FIG. 1 is an exploded view of a shower head with automatic water draining and scale removing functions;
FIG. 2 is a sectional view of the shower head with automatic water drainage and scale removal of the present invention in a water-off state;
FIG. 3 is a sectional view showing the water outlet state of the automatic water discharging and scale removing shower head of the present invention;
FIG. 4 is a partial view of portion A of FIG. 3;
FIG. 5 is a partial view of portion A of FIG. 4;
FIG. 6 is a schematic structural view of a one-way sealing member of the automatic water discharging and scale removing sprinkler of the present invention in a water discharging state;
FIG. 7 is a schematic structural view of a one-way sealing member of the automatic water draining and descaling sprinkler of the present invention in a residual water draining state;
FIG. 8 is a schematic structural view of a descaling plate of a sprinkler for automatic draining and descaling according to the present invention;
FIG. 9 is a schematic structural view of a face cover of a sprinkler with automatic water drainage and scale removal of the present invention;
FIG. 10 is a schematic structural view of a support of the automatic water draining and descaling shower head of the present invention;
fig. 11 is a schematic structural view of the one-way sealing member of the sprinkler for automatic water drainage and descaling of the present invention.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings.
In order to solve the technical problem, a shower head capable of automatically draining and descaling is provided, as shown in fig. 1 to 11, the shower head comprises a water inlet assembly 1, a support 3 is connected to the lower portion of the water inlet assembly 1, a one-way sealing element 4 is arranged on the support 3, the support 3 is connected with a descaling plate 7, a first elastic element 6 is arranged between the support 3 and the descaling plate 7, a panel 11 is arranged below the descaling plate 7, an adjusting device is arranged between the descaling plate 7 and the panel 11, a second elastic element 10 is arranged in the adjusting device, a descaling needle 71 is arranged on the descaling plate 7, a water outlet nozzle 114 is arranged on the panel 11, the descaling needle 71 corresponds to the water outlet nozzle 114, and the descaling needle 71 can move up and down in the water outlet nozzle 114.
The utility model has simple structure, and can automatically drain water and remove scale. The structure fully utilizes the elasticity of the elastic part, the water outlet pressure and the interaction of the one-way sealing part 4 to realize automatic drainage and automatic descaling under a compact product space. And the utility model discloses well automatic drainage and automatic descaling are gone on in step, have also realized the residual water of discharging when realizing the product scale removal, simple structure, user convenient to use.
In particular, the adjustment means and the one-way seal 4 have the greatest influence on the automatic draining and automatic descaling functions of the shower head. Preferably, the adjusting device comprises a shaft core 8, a first special-shaped sealing ring 9 and a second elastic member 10, the shaft core 8 abuts against the second elastic member 10, the first special-shaped sealing ring 9 is connected with the shaft core 8, the shaft core 8 is arranged below the descaling plate 7 and is connected with the descaling plate 7, and the second elastic member 10 is arranged above the panel 11 and abuts against the panel 11. The adjustment means adjusts the distance between the descaling plate 7 and the face plate 11 by the abutting action between the second elastic member 10 and the face plate 11. Preferably, the shaft core 8 includes a fixing column and a positioning column, the fixing column is connected to the positioning column, the cross section of the fixing column is larger than that of the positioning column, the second elastic member 10 is sleeved outside the positioning column and is abutted against the fixing column, and the positioning column is connected to the first special-shaped sealing ring 9.
Preferably, the elastic force of the first elastic member 6 is much smaller than that of the second elastic member 10, so that the first elastic member 6 is preferentially compressed when the shower water is activated. The adjusting device can adjust the distance between the descaling plate 7 and the panel 11, and enables the descaling needle 71 to move up and down in the water outlet nozzle 114, thereby realizing automatic descaling.
Preferably, an air inlet 31 is arranged on the bracket 3, and a one-way sealing element 4 is arranged at the air inlet 31. The one-way sealing element 4 comprises a connecting column and an arc-shaped surface 41, the connecting column is inserted into the air inlet hole 31, and the arc-shaped surface 41 is overlapped with the air inlet hole 31. Preferably, the one-way sealing element 4 is a rubber part. More preferably, the one-way sealing member 4 is a soft rubber component. One-way sealing member 4 can be deformed when receiving external force impact, when the gondola water faucet was closed, the interior residual water dead weight downstream of gondola water faucet makes arcwall face 41 take place to warp and with the separation of support 3, the air is followed on the support 3 get into in the inlet port 31, through in arcwall face 41 got into the gondola water faucet, rivers can be followed discharge in the outlet 112, along with the continuous entering of air, atmospheric pressure is in the middle of the continuous trend balance, has further accelerated the interior residual water of gondola water faucet and has discharged to automatic drainage has been realized.
In addition, be equipped with screw hole 32 and V type circle 5 on the support 3, water inlet assembly 1 with support 3 passes through screw 2 and links to each other, V type circle 5 plays sealed effect.
In order to realize the above-mentioned functions of water drainage and scale removal, it is preferable that a water inlet 74 is further provided on the scale removing plate 7, and the water inlet 74 is communicated with the adjusting device. The panel 11 is further provided with a water inlet tank 111, the adjusting device is arranged in the water inlet tank 111, and a water outlet 112 is arranged on the bottom surface of the water inlet tank 111. The water inlet 74 and the adjusting device are communicated with the water outlet 112 and form a through waterway. When the gondola water faucet is in the off-state, in the adjusting device first special-shaped sealing ring 9 with there is certain clearance in outlet 112, works as when the gondola water faucet is in the on-state, in the adjusting device first special-shaped sealing ring 9 with outlet 112 laminates mutually.
Preferably, the descaling plate 7 is provided with a stud hole 72, and the stud hole 72 is used for fixing the descaling plate 7. Be equipped with screw post 113 on the panel 11, screw post 113 with stud hole 72 phase-match realizes panel 11 with the connection of scale removal board 7. The screw column 113 on the surface cover 11 and the screw column hole 72 on the descaling plate 7 ensure the stability of the descaling plate 7 in the up-and-down movement process. Preferably, a boss 73 is further provided on the descaling plate 7.
When the shower head is in a water-off state, under the condition that the water pressure is not applied to the shower head, the second elastic element 10 presses the descaling plate 7, so that the boss 73 on the descaling plate 7 is attached to the surface cover 11, and the descaling needle 71 on the descaling plate 7 passes through the water outlet nozzle 114 on the surface cover 11. At the same time, the first elastic element 6 presses the shaft core 8 upwards, so that the first special-shaped sealing ring 9 forms a certain gap with the water outlet 112 on the face cover 11. Heavy downstream makes arcwall face 41 take place to warp and with support 3 separation, the air follow on the support 3 get into in the inlet port 31, through in arcwall face 41 gets into the gondola water faucet, rivers can be followed discharge in the outlet 112, along with the continuous entering of air, atmospheric pressure is in the middle of the constant trend is balanced, has further accelerated the residual water discharge in the gondola water faucet to automatic drainage has been realized.
When the water is discharged, the shaft core 8 of the adjusting device presses the first elastic element 6 downwards under the action of water pressure, so that the first special-shaped sealing ring 9 of the adjusting device is attached to the water outlet 112, the descaling plate 7 moves upwards under the action of water pressure, so that the descaling needle 71 is jacked up to be separated from the water outlet 114, the water outlet 112 is sealed, and the normal water discharged from the shower head flows out of the water outlet 114.
Specifically, the utility model relates to an automatic work process of gondola water faucet of drainage scale removal does: when the gondola water faucet water service starts, axle core 8 in the adjusting device with scale removal board 7 receives same water pressure effect simultaneously, goes to press first elastic component 6 and second elastic component 10, the elasticity of first elastic component 6 is far less than the elasticity of second elastic component 10, first elastic component 6 is preferred to be compressed. At this time, the first special-shaped sealing ring 9 is preferentially attached to the water outlet 112, and therefore, spray cannot be discharged from the water outlet 112 in a normal water outlet state. Due to the fact that the downward movement of the shaft core 8 is limited, the downward movement of water flow is blocked, the water pressure is increased, the descaling plate 7 is jacked upwards, the second elastic piece 10 in the adjusting device is compressed to enable the descaling plate 7 to be attached to the support 3, the descaling needle 71 is moved upwards to be far away from the water outlet nozzle 114, and the water outlet nozzle 114 achieves a smooth water path. Simultaneously, receive the water pressure effect, one-way sealing member 4 with the laminating of support 3 has guaranteed the leakproofness of one-way sealing member 4 position, rivers pass through in proper order normally flow out behind subassembly 1, support 3, scale removal board 7, axle core 8, inlet opening 74, the faucet 114 of intaking realizes that the gondola water faucet normally sprays water.
When the water outlet of the shower head is closed, the first elastic element 6 is not reset under the action of water pressure, correspondingly, the shaft core 8 and the first special-shaped sealing ring 9 in the adjusting device are reset upwards, the second elastic element 10 moves downwards to drive the descaling plate 7 to reset, the descaling needle 71 passes through the water outlet 114, and after the water is closed, a closed water film is formed due to the small gap between the descaling needle 71 and the water outlet 114, so that the whole shower head can only discharge water through the water outlet 112, and because the pressure of the atmospheric pressure in the water outlet 112 is far greater than the pressure generated in the shower head, the pressure generated by the atmospheric pressure in the water outlet 112 is greater than the pressure in the shower head and is greater than the pressure in the shower head plus the self-weight of the residual water in the shower head, the residual water in the shower head forms a water drop shape at the water outlet 112 and cannot be discharged from the water outlet 112, in order to solve the above problem, the utility model discloses a one-way sealing member has been set up to realize the drainage through the mode of the compensation atmospheric pressure that admits air, the realization through the compensation atmospheric pressure that admits air as follows:
the utility model discloses a one-way sealing member that has one-way circulation has been set up on support 3, one-way sealing member can play sealed effect when having water pressure, when not having water pressure, plays the effect of the compensation atmospheric pressure of admitting air to realize the drainage. Particularly, as shown in fig. 7, when closing water, water pressure no longer plays and presses one-way sealing member 4's effect, one-way sealing member's arcwall face 41 with outlet 112 receives atmospheric pressure effect simultaneously, and the upper and lower effect of atmospheric pressure is offset, still is full of residual water in the gondola water faucet this moment, because one-way sealing member 4 is rubber material part, can deform when receiving external force impact, and residual water dead weight downstream makes arcwall face 41 warp and with support 3 separation, air follow on the support 3 get into in the inlet port 31, process arcwall face 41 gets into the gondola water faucet inner chamber, and rivers can follow discharge in the outlet 112, along with the continuous entering of air, in the continuous equilibrium that tends to in the atmospheric pressure, the residual water discharge in the gondola water faucet has further been accelerated to this state.
In conclusion, in the process of water boiling and water closing of the shower head, the descaling needle 71 makes one reciprocating motion in the water outlet nozzle 114, and automatic descaling is completed; meanwhile, when the shower head is turned off, the one-way sealing element 4 on the surface cover 11 is deformed, so that air is admitted into the shower head to obtain atmospheric pressure compensation, and residual water is discharged from the water outlet 112 to realize automatic water drainage. The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the invention, which is defined by the appended claims.

Claims (10)

1. The utility model provides an automatic gondola water faucet of drainage scale removal, its characterized in that, is including the subassembly of intaking, the subassembly below of intaking is connected with the support, be equipped with one-way sealing member on the support, the support links to each other with the scale removal board, the support with be equipped with first elastic component between the scale removal board, the scale removal board below is equipped with the panel, the scale removal board with be equipped with adjusting device between the panel, be equipped with second elastic component in the adjusting device, be equipped with the scale removal needle on the scale removal board, be equipped with the faucet on the panel, the scale removal needle with the faucet position is corresponding, and the scale removal needle can reciprocate in the faucet.
2. The sprinkler of claim 1, wherein the adjustment device comprises a shaft core, a first special-shaped sealing ring and a second elastic member, the shaft core abuts against the second elastic member, the first special-shaped sealing ring is connected with the shaft core, the shaft core is arranged below the descaling plate and is connected with the descaling plate, the second elastic member is arranged above the panel and abuts against the panel, and the adjustment device adjusts the distance between the descaling plate and the panel through the abutting action between the second elastic member and the panel.
3. The automatic water drainage and descaling shower head according to claim 2, wherein the shaft core comprises a fixing column and a positioning column, the fixing column is connected with the positioning column, the cross section of the fixing column is larger than that of the positioning column, the second elastic piece is sleeved outside the positioning column and abuts against the fixing column, and the positioning column is connected with the first special-shaped sealing ring.
4. The automatic water drainage and descaling shower head according to claim 1, wherein the bracket is provided with screw holes, and the water inlet assembly is connected with the bracket through screws;
the bracket is provided with an air inlet, and the one-way sealing element is arranged at the air inlet.
5. The automatic draining and descaling shower head according to claim 4, wherein the one-way seal comprises a connecting column and an arc-shaped surface, the connecting column is inserted into the air inlet hole, and the arc-shaped surface is coincident with the air inlet hole;
the one-way sealing element is a rubber part.
6. The sprinkler of claim 1, wherein the descaling plate further comprises a water inlet hole, the water inlet hole is communicated with the adjusting device, the panel is provided with a water inlet groove, the adjusting device is arranged in the water inlet groove, the bottom of the water inlet groove is provided with a water outlet, and the water inlet hole and the adjusting device are communicated with the water outlet and form a through water path.
7. The automatic water drainage and descaling shower head according to claim 6, wherein the water inlet is disposed at a central position of the descaling plate, the water inlet groove is disposed at a central position of the panel, and the water inlet corresponds to the water inlet groove;
the diameter of the water outlet is 0.1-5 mm.
8. The sprinkler of claim 1, wherein the first elastic member has an elastic force less than that of the second elastic member, the first elastic member being compressed prior to the second elastic member.
9. The sprinkler of claim 1, wherein the descaling plate further comprises a boss, and the boss is used for forming a gap between the descaling plate and the panel.
10. The automatic water discharging and descaling shower head according to claim 1, wherein the descaling plate is provided with a stud hole for fixing the descaling plate, and the panel is provided with a screw post matched with the stud hole to realize connection between the panel and the descaling plate.
CN202122940170.6U 2021-11-25 2021-11-25 Automatic gondola water faucet of drainage scale removal Active CN217392682U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122940170.6U CN217392682U (en) 2021-11-25 2021-11-25 Automatic gondola water faucet of drainage scale removal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122940170.6U CN217392682U (en) 2021-11-25 2021-11-25 Automatic gondola water faucet of drainage scale removal

Publications (1)

Publication Number Publication Date
CN217392682U true CN217392682U (en) 2022-09-09

Family

ID=83131808

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122940170.6U Active CN217392682U (en) 2021-11-25 2021-11-25 Automatic gondola water faucet of drainage scale removal

Country Status (1)

Country Link
CN (1) CN217392682U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114505185A (en) * 2021-11-25 2022-05-17 箭牌家居集团股份有限公司 Automatic gondola water faucet of drainage scale removal

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114505185A (en) * 2021-11-25 2022-05-17 箭牌家居集团股份有限公司 Automatic gondola water faucet of drainage scale removal

Similar Documents

Publication Publication Date Title
CN217392682U (en) Automatic gondola water faucet of drainage scale removal
CN109894289A (en) Shower
US6174296B1 (en) Automatic back rubbing assembly
CN114505185A (en) Automatic gondola water faucet of drainage scale removal
CN2931589Y (en) Two-segment water softener of water tap
CN212698781U (en) Prevent blockking up spray thrower and prevent blockking up belt cleaning device
CN111449600A (en) Prevent blockking up spray thrower and prevent blockking up belt cleaning device
CN209789709U (en) Height-adjustable intelligent hand washer
CN217140890U (en) Easily change filter core structure
CN217580421U (en) Washbasin component
CN114405734A (en) Humanized filter core structure
CN110664249B (en) Utilize water dispenser of constant voltage principle antidrip
CN209875406U (en) Liquid pump
CN108889469B (en) Humanized healthy shower device
CN216822871U (en) Water dispenser
CN114934566A (en) Washbasin component
CN216224900U (en) Automatic drainage scale removal gondola water faucet
JP4328733B2 (en) Dispenser for liquid discharge
CN215612498U (en) Spraying device
CN213809146U (en) Water supplement control mechanism and humidifier adopting same
CN113694758B (en) Gas-liquid separation foaming pump and foamer
CN216475412U (en) Toilet and drug washing device thereof
CN211009990U (en) Press stagnant water case
CN216111154U (en) Micropump convenient to maintain and foaming machine thereof
CN216922442U (en) Valve plate assembly, pump body device and diaphragm pump

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant