CN110565335B - Pump capable of automatically adding detergent - Google Patents
Pump capable of automatically adding detergent Download PDFInfo
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- CN110565335B CN110565335B CN201810573896.0A CN201810573896A CN110565335B CN 110565335 B CN110565335 B CN 110565335B CN 201810573896 A CN201810573896 A CN 201810573896A CN 110565335 B CN110565335 B CN 110565335B
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- cavity
- detergent
- liquid outlet
- pump
- liquid
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00
- D06F39/02—Devices for adding soap or other washing agents
- D06F39/022—Devices for adding soap or other washing agents in a liquid state
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- Textile Engineering (AREA)
- Detail Structures Of Washing Machines And Dryers (AREA)
Abstract
The invention discloses a pump for automatically adding a detergent, which comprises a pump body, wherein a cavity is arranged in the pump body, the cavity is connected with a pressure regulating device, a liquid inlet and a liquid outlet are also arranged on the pump body, a liquid inlet valve is arranged between the cavity and the liquid inlet, a liquid outlet valve is arranged between the cavity and the liquid outlet, and the pressure regulating device enables the detergent to enter the cavity from the liquid inlet or to be discharged to the liquid outlet from the cavity by regulating the pressure in the cavity. The invention can quickly add the detergent, has high efficiency and is not easy to be blocked.
Description
Technical Field
The invention relates to the field of household appliances, in particular to a pump capable of automatically adding a detergent.
Background
Detergents are products specifically formulated for cleaning by a washing process. The main components are usually composed of surfactants, builders, additives and the like. The detergent has various types, and can be divided into various forms such as powder, block, paste, slurry, liquid and the like according to the appearance of the product;
when a washing machine is used in a household, detergent in a slurry state is generally used, and the detergent needs to be added every time clothes are washed, so that the washing machine is very inconvenient, and therefore, a pump for automatically adding the detergent is produced, the detergent can be automatically added, and the use experience effect is improved.
However, in the washing machine on the market, the detergent of the detergent pump is automatically added, and the detergent is sucked and discharged by means of gear extrusion, so that the flow rate of the detergent is slow, and the efficiency is low.
Disclosure of Invention
The invention aims to provide a pump for automatically adding a detergent, which can quickly add the detergent and has high efficiency and difficult clamping stagnation.
In order to solve the technical problem, the invention provides a pump for automatically adding a detergent, which comprises a pump body, wherein a cavity is arranged in the pump body and is connected with a pressure adjusting device, a liquid inlet and a liquid outlet are also arranged on the pump body, a liquid inlet valve is arranged between the cavity and the liquid inlet, a liquid outlet valve is arranged between the cavity and the liquid outlet, and the pressure adjusting device enables the detergent to enter the cavity from the liquid inlet or to be discharged to the liquid outlet from the cavity by adjusting the pressure in the cavity.
Furthermore, the pressure adjusting device comprises a pressure adjusting chamber, the pressure adjusting chamber is communicated with the containing cavity, a pressure adjusting piston is arranged in the pressure adjusting chamber, and the pressure adjusting piston is connected with the piston moving assembly.
Further, the piston moving assembly comprises a rotating cam, the rotating cam is connected with a piston connecting rod, the piston connecting rod is connected with a pressure adjusting piston shaft, and the rotating cam is connected with a rotating motor.
Furthermore, a transmission worm wheel and a transmission worm are further arranged between the rotating cam and the rotating motor, the transmission worm wheel is connected with the rotating cam, the transmission worm wheel is connected with the transmission worm in a meshed mode, and the transmission worm is connected with the rotating motor.
Further, the liquid inlet valve and the liquid outlet valve are consistent in structure and comprise valve bodies, liquid passing channels are arranged in the valve bodies, plugs are arranged in the liquid passing channels, and the plugs are connected with the reset springs.
Furthermore, a guide column is arranged on the plug and arranged in the liquid passing channel.
Furthermore, the abutting part of the plug and the valve body is set to be a conical structure, and a conical ring surface is arranged on the inner wall of the valve body corresponding to the conical structure.
Further, the liquid inlet is arranged on the pump body between the pressure adjusting device and the liquid outlet.
Furthermore, the liquid inlet valve is arranged in the cavity on one side of the liquid outlet valve, and an auxiliary limiting plate is arranged in the cavity.
Furthermore, a guide surface is arranged in the cavity at one side of the liquid outlet.
The invention has the beneficial effects that:
after the pressure in the cavity is adjusted by the pressure adjusting device, a high-pressure or negative-pressure state is formed in the cavity, the detergent can be sucked into the cavity from the liquid inlet under the negative-pressure state, and the detergent can be extruded and discharged to the liquid outlet under the high-pressure state, so that an effective automatic feeding effect is formed; the pressure in the containing cavity can provide moving power for the detergent, so that an active moving effect is formed, the storage capacity of the containing cavity is large, more detergent can be added at one time, and the detergent adding efficiency is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic cross-sectional structure of the present invention;
FIG. 3 is a schematic view of the structure of the liquid inlet valve of the present invention opened;
FIG. 4 is a schematic view of the structure of the liquid outlet valve of the present invention in an open state;
the reference numbers in the figures illustrate: 1. the device comprises a pump body, 2, a containing cavity, 3, a pressure adjusting device, 4, a liquid inlet, 5, a liquid outlet, 6, a liquid inlet valve, 7, a liquid outlet valve, 8, a pressure adjusting cavity, 9, a pressure adjusting piston, 10, a piston moving assembly, 11, a rotating cam, 12, a piston connecting rod, 13, a rotating motor, 14, a transmission worm wheel, 15, a transmission worm, 16, a valve body, 17, a liquid passing channel, 19, a plug, 20, a reset spring, 21, a guide column, 22 and an auxiliary limiting plate.
Detailed Description
The present invention is further described below in conjunction with the following figures and specific examples so that those skilled in the art may better understand the present invention and practice it, but the examples are not intended to limit the present invention.
Referring to fig. 1 and 2, an embodiment of the pump for automatically adding detergent according to the present invention includes a pump body 1, a cavity 2, a pressure adjusting device 3, a liquid inlet valve 6, and a liquid outlet valve 7; the cavity is arranged in the pump body and is a sealed space, the sealed space is connected with the pressure adjusting device 3, and the pressure adjusting device can adjust the pressure of the sealed space; the liquid inlet valve 6 and the liquid outlet valve 7 are respectively arranged in the liquid inlet 4 and the liquid outlet 5 of the pump body, when the liquid inlet valve is opened, the detergent can enter the containing cavity from the liquid inlet, and when the liquid outlet valve is opened, the detergent in the containing cavity can be discharged from the liquid outlet; the detergent feeding device comprises a pressure adjusting device, a liquid inlet valve, a liquid outlet valve, a liquid inlet valve, a liquid outlet valve and a liquid outlet valve, wherein the pressure adjusting device is used for adjusting the pressure in the cavity; the detergent is taken as a power source by pressure when moving, so that the detergent is free of hard contact such as gears and the like, free of problems such as clamping stagnation and the like, and smooth and reliable in addition.
The pressure adjusting device comprises a pressure adjusting cavity 8 which is communicated with the containing cavity, the pressure adjusting cavity can be a space in the shell, the preparation cost is saved, the preparation efficiency is improved, the pressure adjusting cavity can also be a detachable structure, the replacement of accessories is convenient, and the maintenance cost is reduced; be provided with pressure regulating piston 9 in the pressure regulating cavity, pressure regulating piston and piston moving assembly 10 are connected, and piston moving assembly drives pressure regulating piston and removes in the pressure regulating cavity, when pressure regulating piston removed, can carry out pressure boost or decompression in the pressure regulating cavity, because the pressure regulating cavity link up with holding the chamber, consequently can change the pressure in the varactor intracavity simultaneously when removing, carry out pressure boost or decompression to holding the intracavity promptly.
Wherein, the piston removes the subassembly including rotating cam 11, rotates the cam and is connected with piston connecting rod 12, and piston connecting rod and pressure adjustment piston coupling rotate the cam and be connected with rotation motor 13, rotate motor work, can drive and rotate the cam rotation, rotate the cam and make piston reciprocating motion in the pressure adjustment chamber through piston connecting rod, and one reciprocating motion can be realized carrying out pressure boost or decompression in the pressure adjustment chamber.
A transmission worm wheel 14 and a transmission worm 15 are further arranged between the rotating cam and the rotating motor, the transmission worm wheel is connected with the rotating cam, the transmission worm wheel is meshed with the transmission worm, the transmission worm is connected with the rotating motor, the transmission worm wheel and the transmission worm can keep the output direction of the rotating motor consistent with the radial direction of the rotating cam, and the rotating motor is effectively arranged, so that the whole structure is compact and reliable, and the miniaturization preparation is facilitated; and the adjustment and control of the power transmission force can be facilitated.
Referring to fig. 3 and 4, the liquid inlet valve and the liquid outlet valve have the same structure and both comprise a valve body 16, a liquid passing channel 17 is arranged in the valve body, a plug 19 is arranged in the liquid passing channel, the plug is connected with a return spring 20, the return spring is blocked in the interference channel by abutting against the plug, when pressure change in the accommodating cavity and external pressure generate pressure difference, and when the pressure is greater than the abutting pressure of the return spring, the return spring is compressed, so that the plug is opened, and the functions of sucking and discharging the detergent are realized; the mounting position of the return spring is defined in terms of the opening direction, the force of which is opposite to the opening direction. The guide post 21 is arranged on the plug and arranged in the liquid passing channel, and when the plug is opened, the guide post can guide the plug to move, so that the plug is positioned in the axial direction of the guide post, and the plug can be guaranteed to be restored to the original position when being closed.
The abutting part of the plug and the valve body is provided with a conical structure, the inner wall of the valve body corresponding to the conical structure is provided with a conical ring surface, the conical structure is matched with the conical surface, the sealing effect can be better improved, and the plug can be reset no matter the plug moves or rotates; after the cooperation of toper structure and guide post, the detergent can be followed guide post and toper structure and got into and hold the chamber or discharge and hold the chamber, has good guide effect, avoids the detergent direct impact to cause the end cap to damage or reduce the power potential energy of detergent on the end cap to can also reduce the noise of operation.
In order to better ensure the adding effect, the liquid inlet is arranged on the pump body between the pressure regulating device and the liquid outlet, so that after the detergent is sucked, the detergent exists in the containing cavity between the pressure regulating device and the liquid outlet, the pressure is regulated by the pressure regulating device, namely, the pressure on one side of the detergent is changed, the detergent can be pushed to the containing cavity without change on the other side, and the effect of discharging from the liquid outlet is achieved. And the guide surface is arranged in the cavity at one side of the liquid outlet, so that the concentrated guide effect is achieved during discharging, retention of the detergent is reduced, moving resistance of the detergent is reduced, and adding efficiency is improved.
In order to ensure the stability of the plug of the liquid inlet valve during movement, an auxiliary limiting plate 22 is arranged in the cavity of the liquid inlet valve on one side of the liquid outlet valve, so that the plug has a good limiting effect during movement and cannot jump too much; and after the auxiliary limiting plate is arranged, the containing cavity is divided into two communicated cavity parts, so that after the detergent is sucked, most of the detergent can be retained in the first cavity, and when the detergent is discharged, the pressure can directly act on the detergent in the cavity, so that the detergent obtains larger moving potential energy, the detergent moves to the other cavity through the pressure and is discharged from the liquid outlet, the detergent is rarely retained in the containing cavity, the dose of the next sucked detergent can be ensured, and the adding efficiency is effectively improved.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. The equivalent substitution or change made by the technical personnel in the technical field on the basis of the invention is all within the protection scope of the invention. The protection scope of the invention is subject to the claims.
Claims (6)
1. The pump capable of automatically adding the detergent is characterized by comprising a pump body, wherein a cavity is arranged in the pump body and is connected with a pressure adjusting device, a liquid inlet and a liquid outlet are further arranged on the pump body, a liquid inlet valve is arranged between the cavity and the liquid inlet, a liquid outlet valve is arranged between the cavity and the liquid outlet, and the pressure adjusting device enables the detergent to enter the cavity from the liquid inlet or be discharged to the liquid outlet from the cavity by adjusting the pressure in the cavity;
the liquid inlet valve and the liquid outlet valve are consistent in structure and respectively comprise a valve body, a liquid passing channel is arranged in the valve body, a plug is arranged in the liquid passing channel, and the plug is connected with a reset spring;
the abutting part of the plug and the valve body is provided with a conical structure, and the inner wall of the valve body corresponding to the conical structure is provided with a conical ring surface;
an auxiliary limiting plate is arranged in the accommodating cavity of the liquid inlet valve on one side of the liquid outlet valve;
and a guide surface is arranged in the cavity at one side of the liquid outlet.
2. The automatic detergent adding pump according to claim 1, wherein the pressure regulating device comprises a pressure regulating chamber, the pressure regulating chamber is communicated with the cavity, a pressure regulating piston is arranged in the pressure regulating chamber, and the pressure regulating piston is connected with the piston moving assembly.
3. The automatic detergent adding pump according to claim 2, wherein the piston moving assembly includes a rotating cam, the rotating cam is connected to a piston connecting rod, the piston connecting rod is connected to a pressure regulating piston shaft, and the rotating cam is connected to a rotating motor.
4. The pump for automatically adding detergent according to claim 3, wherein a transmission worm wheel and a transmission worm are further arranged between the rotating cam and the rotating motor, the transmission worm wheel is connected with the rotating cam, the transmission worm wheel is meshed with the transmission worm, and the transmission worm is connected with the rotating motor.
5. The pump for automatically adding detergent according to claim 1, wherein the plug is provided with a guide post, and the guide post is arranged in the liquid passing channel.
6. The pump for automatically adding detergent according to claim 1, wherein the liquid inlet is provided on the pump body between the pressure regulating means and the liquid outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810573896.0A CN110565335B (en) | 2018-06-06 | 2018-06-06 | Pump capable of automatically adding detergent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810573896.0A CN110565335B (en) | 2018-06-06 | 2018-06-06 | Pump capable of automatically adding detergent |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110565335A CN110565335A (en) | 2019-12-13 |
| CN110565335B true CN110565335B (en) | 2021-10-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810573896.0A Active CN110565335B (en) | 2018-06-06 | 2018-06-06 | Pump capable of automatically adding detergent |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110565335B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2441373B1 (en) * | 2010-10-15 | 2013-12-04 | FagorBrandt SAS | Device for dispensing liquid products |
| CN204753178U (en) * | 2015-05-05 | 2015-11-11 | 马夸特开关(上海)有限公司 | Put in pump |
| CN206359787U (en) * | 2016-12-20 | 2017-07-28 | 宁国佩特恩电器科技有限公司 | A kind of two-chamber piston pump |
| CN206987988U (en) * | 2017-07-11 | 2018-02-09 | 重庆万力联兴实业(集团)有限公司 | Check valve-type motorcycle pressure regulator |
| CN207062597U (en) * | 2017-06-30 | 2018-03-02 | 帕艾斯电子技术（南京）有限公司 | Detergent filling apparatus and its positive displacement pump |
| CN207091748U (en) * | 2017-08-17 | 2018-03-13 | 上海小吉互联网科技有限公司 | A kind of washing machine detergent embarking device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204300452U (en) * | 2014-11-13 | 2015-04-29 | 广东新宝电器股份有限公司 | Coffee machine and pressure-adjustable valve |
-
2018
- 2018-06-06 CN CN201810573896.0A patent/CN110565335B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2441373B1 (en) * | 2010-10-15 | 2013-12-04 | FagorBrandt SAS | Device for dispensing liquid products |
| CN204753178U (en) * | 2015-05-05 | 2015-11-11 | 马夸特开关(上海)有限公司 | Put in pump |
| CN206359787U (en) * | 2016-12-20 | 2017-07-28 | 宁国佩特恩电器科技有限公司 | A kind of two-chamber piston pump |
| CN207062597U (en) * | 2017-06-30 | 2018-03-02 | 帕艾斯电子技术（南京）有限公司 | Detergent filling apparatus and its positive displacement pump |
| CN206987988U (en) * | 2017-07-11 | 2018-02-09 | 重庆万力联兴实业(集团)有限公司 | Check valve-type motorcycle pressure regulator |
| CN207091748U (en) * | 2017-08-17 | 2018-03-13 | 上海小吉互联网科技有限公司 | A kind of washing machine detergent embarking device |
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| Publication number | Publication date |
|---|---|
| CN110565335A (en) | 2019-12-13 |
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