CN112244636A - Appliance coupler with water supply system - Google Patents
Appliance coupler with water supply system Download PDFInfo
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- CN112244636A CN112244636A CN202011242945.6A CN202011242945A CN112244636A CN 112244636 A CN112244636 A CN 112244636A CN 202011242945 A CN202011242945 A CN 202011242945A CN 112244636 A CN112244636 A CN 112244636A
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- valve seat
- water inlet
- sleeve
- plunger
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 235
- 238000007789 sealing Methods 0.000 claims abstract description 69
- 230000007704 transition Effects 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 abstract description 5
- 230000037431 insertion Effects 0.000 abstract description 5
- 238000000926 separation method Methods 0.000 abstract description 3
- 230000002457 bidirectional effect Effects 0.000 abstract 1
- 239000012530 fluid Substances 0.000 description 17
- 239000007788 liquid Substances 0.000 description 11
- 230000000694 effects Effects 0.000 description 5
- 239000008400 supply water Substances 0.000 description 3
- 230000004323 axial length Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
- A47J27/21—Water-boiling vessels, e.g. kettles
- A47J27/21166—Constructional details or accessories
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
- A47J27/21—Water-boiling vessels, e.g. kettles
- A47J27/21008—Water-boiling vessels, e.g. kettles electrically heated
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Lift Valve (AREA)
Abstract
The invention relates to an appliance coupler with a water supply system, wherein an upper water inlet sleeve is arranged in the center of an upper connector, a check valve core mechanism is arranged in the upper water inlet sleeve, a lower water inlet sleeve is arranged in the center of a lower connector, a lower sealing mechanism is arranged in the lower water inlet sleeve, the lower sealing mechanism comprises a lower valve core, a lower valve seat opening is arranged in the lower water inlet sleeve, the lower valve core is matched with a lower valve core spring, the check valve core mechanism comprises an upper water inlet plunger movably matched in the upper water inlet sleeve, an annular sealing part is arranged on the upper water inlet plunger, an upper valve seat opening is arranged in the upper water inlet sleeve, the upper water inlet plunger is abutted with a plunger return spring, and along with the sealed insertion of the upper water inlet sleeve and the lower water inlet sleeve, the upper water inlet plunger and the lower valve core are mutually pushed, and the lower valve seat opening and the upper valve seat opening are closed in sequence along with the separation of the upper water inlet sleeve and the lower water inlet sleeve. The bidirectional jacking structure is adopted, and the water supply device has the advantages of smooth and reliable water supply.
Description
Technical Field
The invention relates to a coupler used on appliances such as a hot water kettle and the like, in particular to an appliance coupler with a water supply system.
Background
At present, an electric coupler is widely used in an electric kettle or the like, and includes a lower connector (also referred to as a lower coupler) and an upper connector (also referred to as an upper coupler), a plurality of annular metal electrodes are arranged in the lower connector and the upper connector, and the lower connector is inserted by the upper connector to be electrically connected by the contact of the corresponding metal electrodes. In order to improve the convenience of using appliances such as a hot water kettle and the like, the coupler is provided with the water feeding device to guide liquid to enter the kettle body, the water feeding device comprises an upper water feeding assembly arranged in the upper connector and a lower water feeding assembly arranged in the lower connector, and the upper water feeding assembly and the lower water feeding assembly are connected and separated along with the insertion and the separation of the upper connector and the lower connector.
In a water feeding device in a traditional coupler, for example, patent document with patent application number of CN 201821800994.5 discloses a water feeding system device of an appliance coupler for an electric heating kettle, wherein a one-way valve is arranged in an upper water inlet component of the water feeding device, a lower water inlet component is designed as a straight-through sleeve, and after the upper water inlet component and the lower water inlet component are separated, a straight-through pipe of the lower water inlet component is designed to overflow, so that potential safety hazards are brought. In order to solve the above problems, as disclosed in the application No. CN201410496584.6 entitled "electric kettle with novel automatic water feeding structure", an elastic sealing component is used in a lower water inlet sleeve of a lower water inlet component, so that the lower water inlet sleeve also has a stop function after an upper connector and the lower connector are separated, but in order to open the elastic sealing component and the stop function of an upper water inlet component, the opening of the elastic sealing component is realized by an ejector pin (labeled as 19 in the document) fixed in the upper water inlet sleeve, and a valve structure in the upper water inlet component adopts a silicon sheet structure (a second-stage variable leakage-proof cap 14 in the document) opened by water pressure impact, so that the problems of small opening degree, large water flow blocking and slow water feeding speed exist.
Disclosure of Invention
The invention aims at: in order to overcome the defects in the prior art, the invention provides the appliance coupler which can supply water smoothly and reliably.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides an utensil coupler of water system of going up, including last connector and lower connector, go up connector central authorities and be equipped with into water the sleeve, be equipped with check valve core mechanism in going up water the sleeve, lower connector central authorities are equipped with and correspond complex lower sleeve of intaking with last water sleeve, be equipped with lower sealing mechanism in the lower sleeve of intaking, lower sealing mechanism includes the case down, it corresponds complex lower valve seat mouth with the case down to intake to be equipped with in the sleeve down, the case cooperation has the drive case to tend to seal the case spring down that closes valve seat mouth, its characterized in that: check valve core mechanism including the last plunger of intaking of clearance fit in last water intaking sleeve, be equipped with annular seal portion on last water intaking plunger, be equipped with in last water intaking sleeve with the sealed complex of annular seal portion last valve seat mouth, last water intaking plunger butt has the drive plunger reset spring that advances water plunger and tend to the sealed upper valve seat mouth of closing, along with last water intaking sleeve and the sealed grafting of lower water intaking sleeve, last water intaking plunger pushes away each other with lower case and constitutes upper valve seat mouth and lower valve seat mouth and open in proper order, and along with last water intaking sleeve and lower water intaking sleeve throw off and constitute lower valve seat mouth and upper valve seat mouth and close in proper order.
Through adopting above-mentioned technical scheme, when last connector is pegged graft with lower connector, go up the sleeve of intaking and intake the sealed grafting of sleeve down, the check valve core mechanism in the sleeve of intaking simultaneously and intake down the lower sealing mechanism in the sleeve and be opened in proper order, reach and intake the sleeve and peg graft the back that targets in place with down at last sleeve of intaking, be in the on-state, can effectually reduce the resistance of liquid circulation for it is more smooth and easy to supply water.
Preferably, go up the plunger that intakes and have the splenium of touching that corresponds at telescopic water inlet port department of intaking, the lower valve core has the top of corresponding telescopic water outlet port department of intaking down and touches the tip, goes up the splenium of touching of the plunger that intakes and the top of lower valve core and touches the tip top and touch the cooperation to constitute and go up the plunger and push up the cooperation each other with the lower valve core, the sealed spring restoring force who closes the upper valve seat mouth of plunger reset spring drive upper intake plunger stopper is less than the sealed spring restoring force who closes the lower valve seat mouth of lower valve core spring drive lower valve core, be equipped with in the upper intake sleeve with the plunger stopper complex backstop of stopping, the upper intake plunger is followed and is opened behind the certain stroke of upper valve seat mouth direction axial slip through backstop. Under the structural design, the upper water inlet plunger and the lower valve core are directly contacted in a jacking way to form a pushing and opening mechanism for pushing and opening the upper valve seat port and the lower valve seat port, and the opening and closing sequence of the lower valve seat port and the upper valve seat port is realized by the different spring forces of the plunger return spring and the lower valve core spring; has the advantages of compact structure and small fluid resistance.
Preferably, the lower valve core comprises a barrel-shaped main body which is axially and movably matched in the lower water inlet sleeve, a valve core sealing part which is correspondingly matched with the lower valve seat opening is arranged at the bottom of the barrel-shaped main body, a radial flow guide hole is formed in an annular barrel wall of the barrel-shaped main body in a through mode, the radial flow guide hole is located between the barrel opening of the barrel-shaped main body and the valve core sealing part, a lower valve core spring is abutted against the bottom end of the barrel-shaped main body, when the lower valve seat opening is sealed by the valve core sealing part, the radial flow guide hole in the barrel-shaped main body is located in the lower water inlet sleeve, and the valve core sealing part is separated from the lower valve seat opening until the radial flow guide hole passes through the lower valve seat opening, so that. Under this structural design, the lower valve core adopts tubbiness structural design, has that liquid flow resistance is little, the big advantage of flow.
Preferably, the bung hole one end of tubbiness main part constitutes the tip is touched on the top, go up the annular seal portion of the plunger that intakes and go up axial extension and have the water guide post that can pass last valve seat mouth, the free end tip of water guide post constitutes touch the splenium, water guide post lateral wall has seted up the guide way that intakes, and the guide way one end that intakes extends towards annular seal portion one end, and the guide way other end that intakes passes through the free end tip of water guide post. Under this structural design, water guide post tip and the bung hole end top of tubbiness main part touch the cooperation, have the cooperation reliable and stable to and the liquid flow resistance is little advantage.
Preferably, the water guide column is matched with the flow passage hole of the upper valve seat opening in a positioning and guiding mode. Under this structural design, water guide column and the runner hole cooperation of last valve seat mouth play and lead to the activity of last water guide column stopper for it is more reliable that last water guide column stopper installation and activity are more.
Preferably, the free end of the water guiding column is tapered. Under this structural design, be convenient for lead the location between the bung hole of water column and tubbiness main part.
Preferably, one end of the bucket opening of the bucket-shaped main body can extend out of the water outlet of the lower water inlet sleeve when the valve core sealing part closes the lower valve seat opening. Under this structural design for the axial length of tubbiness main part extends, guarantees that the tubbiness main part is pushed up the length that touches the removal, and under the great design of tubbiness main part axial length, relies on the tubbiness main part to reach good activity direction, because liquid derives in the barrel chamber that radial water conservancy diversion hole got into the tubbiness main part, under the required cooperation length circumstances of direction of guaranteeing lower case axial activity, guarantees that the liquid circulation is smooth and easy.
Preferably, the water inlet of the upper water inlet sleeve is provided with an integrally formed sealing rubber sleeve, the sealing rubber sleeve comprises a plug-in sleeve body which is in sealing sleeve connection with the lower water inlet sleeve and a valve seat sleeve body which is matched with the annular sealing part, and the valve seat sleeve body is internally formed with the upper valve seat opening. Under this structural design, the sealing rubber cover forms and cup joints with the sealed cover of intaking down the sleeve and goes up the sealed upper valve seat mouth of water column stopper, has compact structure, sealed cooperation reliably and the good advantage of leak protection ability.
Preferably, the valve seat sleeve body comprises a frustum-shaped hole cavity, the small end of the frustum-shaped hole cavity is connected with an upper valve seat opening, the inner wall of the upper valve seat opening is in smooth transition connection with the wall of the frustum-shaped hole cavity, the upper valve seat opening is a conical hole cavity surrounded by a spherical crown surface-shaped wall, and the sealing surface of the corresponding annular sealing part is in a spherical crown shape matched with the spherical crown surface-shaped wall of the upper valve seat opening. Under the structural design, the frustum-shaped hole cavity realizes the guiding of the upper water inlet plunger, and the upper valve seat opening has the advantage of reliable sealing fit under the shape design; and the resistance to the fluid is small under the shape structure of the annular sealing part, so that the fluid can flow conveniently.
Preferably, be equipped with in the last sleeve of intaking and stop complex backstop with last water column stopper, last water column stopper is followed and is opened after certain stroke that valve seat mouth direction axial slides, a plurality of echelonment floor of having arranged along the even interval of circumference in the last sleeve of intaking, the step of echelonment floor constitutes to last plunger backstop of intaking backstop, echelonment floor one end tip and the spacing cooperation of sealing rubber sleeve axial, plunger reset spring are coil spring, and plunger reset spring location is installed in the hole chamber that each echelonment floor encloses. With the structural design, the upper water inlet plug is stopped by the stopping part, so that the upper water inlet plug is favorable for pushing the lower valve core to open the lower valve seat opening after being opened; stepped ribbed plates which are arranged at intervals along the circumferential direction are designed in the upper water inlet sleeve, the intervals among the stepped ribbed plates and the grooves for forming the steps are convenient for fluid to pass through, the resistance of the fluid is reduced, and meanwhile, the stepped ribbed plates are convenient for positioning the plunger return spring.
The invention is further described below with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic structural view of an appliance coupler with a water supply system according to an embodiment of the present invention in a disengaged state;
FIG. 2 is a schematic structural view of an upper water inlet sleeve and a lower water inlet sleeve which are hermetically inserted in place according to an embodiment of the present invention;
FIG. 3 is a schematic view of a lower valve core according to an embodiment of the present invention;
FIG. 4 is a schematic view of the structure of an upper water inlet plug according to an embodiment of the present invention;
fig. 5 is a schematic structural view of an upper water inlet sleeve according to an embodiment of the present invention.
Detailed Description
Referring to the attached drawings 1-4, the invention discloses an appliance coupler with a water supply system, which comprises an upper connector 1 and a lower connector 2, wherein the center of the upper connector 1 is provided with an upper water inlet sleeve 3, the upper water inlet sleeve 3 is internally provided with a check valve core mechanism, the center of the lower connector 2 is provided with a lower water inlet sleeve 4 correspondingly matched with the upper water inlet sleeve 3, the lower water inlet sleeve 4 is internally provided with a lower sealing mechanism, the lower sealing mechanism comprises a lower valve core 51, the lower water inlet sleeve 4 is internally provided with a lower valve seat port 41 correspondingly matched with the lower valve core 51, the lower valve core 51 is matched with a lower valve core spring 52 driving the lower valve core 51 to tend to seal and close the lower valve seat port 41, the valve core check mechanism comprises an upper water inlet plunger 61 movably matched in the upper water inlet sleeve 3, the upper water inlet plunger 61 is provided with an annular sealing part 611, the upper water inlet sleeve 3 is internally provided with an upper valve seat port, the upper water inlet plunger 61 is abutted with a plunger return spring 62 which drives the upper water inlet plunger 61 to tend to close the upper valve seat port 31 in a sealing manner, along with the sealing insertion of the upper water inlet sleeve 3 and the lower water inlet sleeve 4, the upper water inlet plunger 61 and the lower valve core 51 are pushed to form the upper valve seat port 31 and the lower valve seat port 41 which are sequentially opened, and along with the separation of the upper water inlet sleeve 3 and the lower water inlet sleeve 4, the lower valve seat port 41 and the upper valve seat port 31 are sequentially closed. When the upper connector 1 and the lower connector 2 are plugged, the upper water inlet sleeve 3 and the lower water inlet sleeve 4 are plugged in a sealing manner, meanwhile, the check valve core mechanism in the upper water inlet sleeve 3 and the lower sealing mechanism in the lower water inlet sleeve 4 are sequentially opened, and after the upper water inlet sleeve 3 and the lower water inlet sleeve 4 are plugged in place, the upper water inlet sleeve and the lower water inlet sleeve are in a conducting state, and a lower valve seat opening and an upper valve seat opening are sequentially closed along with the disconnection of the upper water inlet sleeve and the lower water inlet sleeve, so that an appliance is lifted and closed, and the operation is convenient; and compare in traditional water pressure impact opening mode, can effectually reduce the resistance of liquid circulation for it is more smooth and easy to supply water.
Wherein the pushing opening between the upper water inlet plunger 61 and the lower valve core 51 can be realized by means of a specially designed pushing mechanism, but under the design, there are components which are added in the fluid flow channel, thereby affecting the fluid resistance, therefore, in this specific embodiment, the upper water inlet plunger 61 has a touching part 612 corresponding to the water inlet port of the upper water inlet sleeve 3, the lower valve core 51 has a pushing end part 512 corresponding to the water outlet port of the lower water inlet sleeve 4, the touching part 612 of the upper water inlet plunger 61 is in pushing fit with the pushing end part 512 of the lower valve core 51, thereby forming the upper water inlet plunger 61 and the lower valve core 51 to be in pushing fit with each other, the spring resetting force of the plunger return spring 62 driving the upper water inlet plunger 61 to seal and close the upper valve seat port 31 is smaller than the spring resetting force of the lower valve core spring 52 driving the lower valve core 51 to seal and close the lower valve seat port 41, a stopping part which is in stopping fit with the upper water inlet plunger 61 is arranged in the upper, the upper water inlet plunger 61 slides axially for a certain stroke along the direction of opening the upper valve seat opening 31 and then is stopped by the stopping part. The upper water inlet plunger 61 and the lower valve core 51 are directly abutted to form a structure that the upper water inlet plunger 61 and the lower valve core are pushed to open the upper valve seat port 31 and the lower valve seat port 41, the opening and closing sequence of the lower valve seat port and the upper valve seat port is realized by the difference of the spring force of a plunger return spring and a lower valve core spring, and the upper water inlet plunger 61 is stopped by a stopping part, so that the upper water inlet plunger is favorable for pushing the lower valve core to open the lower valve seat port after being opened; has the advantages of compact structure and small fluid resistance.
In order to further reduce the fluid resistance and ensure that the water supply is smooth and reliable, the following further structural design is adopted: the lower valve core 51 comprises a barrel-shaped main body 511 axially and movably matched in the lower water inlet sleeve 4, the bottom of the barrel-shaped main body 511 is provided with a valve core sealing part 514 correspondingly matched with the lower valve seat port 41, in the embodiment, the valve core sealing part is a sealing rubber ring, the annular barrel wall of the barrel-shaped main body 511 is provided with radial guide holes 513 in a penetrating way, the number and the size of the radial guide holes 513 are designed according to the actual requirement (4 designs are adopted in the figure), the radial guide holes 513 are positioned between the barrel port 5111 of the barrel-shaped main body 511 and the valve core sealing part 514, the lower valve core spring 52 is abutted against the bottom end of the barrel-shaped main body 511, when the valve core sealing part 514 seals the lower valve seat port 41, the radial guide holes on the barrel-shaped main body are positioned in the lower water inlet sleeve, so that when the lower valve seat port is closed, fluid remained in the barrel cavity 5110 of the barrel-shaped main body 511 does not outflow, and the valve core sealing part 514 is separated from, thereby forming a lower water inlet sleeve 4 which is communicated with the barrel cavity 5110 of the barrel-shaped main body 511 through the radial flow guide hole 513, when the lower water inlet sleeve is opened, fluid enters the barrel cavity 5110 through the radial flow guide hole 513 and flows out through the barrel cavity 5110; the lower valve core adopts a barrel-shaped structure design and has the advantages of small liquid flow resistance and large flow. Wherein, lower valve seat mouth 41 is the toper, improves sealed reliability.
One end of the barrel opening 5111 of the barrel-shaped main body 511 forms the top contact end 512, the annular sealing part 611 of the upper water inlet plunger 61 axially extends to form a water guide column 613 capable of passing through the upper valve seat opening 31, the free end of the water guide column 613 forms the contact part 612, the side wall of the water guide column 613 is provided with a water inlet guide groove 6131, one end of the water inlet guide groove 6131 extends towards one end of the annular sealing part 611, and the other end of the water inlet guide groove 6131 penetrates through the free end of the water guide column 613, so that the solid part of the water guide column forms a plurality of plate-shaped bodies arranged along the circumferential direction through the water inlet guide groove, and the water guide column formed by three plate-shaped bodies is preferably adopted in combination with the reliability of the water guide column contacting and pressing the barrel-shaped main body and the efficiency of fluid passing; and the free end of the water guiding column 613 is tapered. Thus facilitating the positioning between the water guide column and the barrel opening of the barrel-shaped main body; of course, as a possible structure of the present invention, the free end 6122 of the water inlet guide post 612 may be a flat head design. The end part of the water guide column is in contact fit with the end of the barrel opening of the barrel-shaped main body, and the water guide column has the advantages of stable and reliable fit and small liquid flow resistance. In addition, the peripheral size of the water guide column and the size of the flow passage hole of the upper valve seat opening are selected and matched, so that the water guide column is matched with the flow passage hole of the upper valve seat opening in a positioning and guiding mode. The water guide column is matched with a flow passage hole of the upper valve seat opening to movably guide the upper water inlet column plug 61, so that the upper water inlet column plug 61 is more reliable to install and move, and the structure is more compact.
In this embodiment, one end of the barrel opening 5110 of the barrel-shaped body 511 can extend out of the water outlet of the lower water inlet sleeve 4 (as shown in fig. 1) when the valve core sealing portion 514 closes the lower valve seat opening 41; the valve core sealing part is closed, the lower valve seat opening is closed, the barrel-shaped main body is provided with a protruding part which extends out of the water outlet of the lower water inlet sleeve, the radial flow guide hole is still reserved in the lower water inlet sleeve, and the barrel-shaped main body can be guaranteed to be in contact with the top of the upper water inlet plug in time under the protruding design, so that the length of the water guide column is prevented from being increased, the protruding part of the barrel-shaped main body is compressed to enter the lower water inlet sleeve, the positioning and guiding effects of the barrel-shaped main body can be achieved, good movable guiding can be achieved by means of the barrel-shaped main body, liquid enters the barrel cavity of the barrel-shaped main body through the radial flow guide hole to be guided out, and under the condition that the matching length of guiding required by axial movement of the. The bottom of the barrel-shaped main body 511 is provided with a spring positioning bulge 515, the lower valve core spring 52 is a spiral spring sleeved on the spring positioning bulge 515, and the cross section of the spring positioning bulge 515 is in a cross or Y-shaped structure, so that the spring positioning bulge can be well positioned and fixed, and liquid can conveniently pass through the spring positioning bulge.
The upper water inlet sleeve and the lower water inlet sleeve need to be in sealed insertion, the sealed insertion structure can be designed by adopting the conventional technology, and in the invention, the water inlet of the upper water inlet sleeve 3 needs to be in sealed fit with the upper water inlet plug 61 at the same time, and the following preferable structure design is adopted: the water inlet of the upper water inlet sleeve 3 is provided with an integrally formed sealing rubber sleeve 3-1, the sealing rubber sleeve 3-1 comprises a plug sleeve body 3-11 which is in sealing sleeve connection with the lower water inlet sleeve and a valve seat sleeve body 3-12 which is matched with the annular sealing part 611, the upper valve seat opening 31 is formed in the valve seat sleeve body 3-12, and thus a cavity between the plug sleeve body 3-11 and the valve seat sleeve body 3-12 is connected through the central flow passage hole 311 of the upper valve seat opening 31. The plug bush body is assembled in the port of the upper water inlet bush in a sealing mode, the plug bush body is used for the sealing plug of the lower water inlet bush, the integrally formed valve seat bush body forms the sealing fit of the upper valve seat port and the upper water inlet column plug 61, and the integrated valve seat has the advantages of being compact in structure, reliable in sealing fit and good in leakage-proof performance.
The valve seat sleeve body 3-12 comprises a frustum-shaped hole cavity 3-121, the small end of the frustum-shaped hole cavity 3-121 is connected with an upper valve seat opening 31, the inner wall of the upper valve seat opening 31 is in smooth transition connection with the wall of the frustum-shaped hole cavity 3-121, the upper valve seat opening 31 is a conical hole cavity surrounded by spherical crown surface-shaped walls, and the sealing surface of the corresponding annular sealing part 611 is in a spherical crown shape matched with the spherical crown surface-shaped walls of the upper valve seat opening 31. The frustum-shaped hole cavity realizes the guiding of the upper water inlet plunger 61, and the upper valve seat opening has the advantage of reliable sealing and matching under the shape design; and the resistance to the fluid is small under the shape structure of the annular sealing part, so that the fluid can flow conveniently. Generally, the bottom of the water inlet guide groove 6131 is designed to be a spherical surface which is transitionally extended by the annular sealing part, so that the fluid in the water inlet guide groove can be guided out more smoothly.
A plurality of stepped rib plates 32 are uniformly distributed in the upper water inlet sleeve 3 at intervals along the circumferential direction, steps 321 of the stepped rib plates 32 form a stop part for stopping the upper water inlet plunger 61, one end part of each stepped rib plate 32 is in axial limit fit with the sealing rubber sleeve 3-1, the plunger return spring 62 is a spiral spring, and the plunger return spring 62 is positioned and installed in a hole cavity formed by surrounding each stepped rib plate 32. Stepped ribbed plates which are distributed at intervals along the circumferential direction are designed in the upper water inlet sleeve to limit the sealing rubber sleeve and stop the upper water inlet plunger, the intervals among the stepped ribbed plates and the grooves forming the steps are convenient for fluid to pass through, so that the resistance of the fluid is reduced, and meanwhile, the stepped ribbed plates are convenient for positioning the plunger return spring; has the advantages of simple and compact integral structure.
Claims (10)
1. The utility model provides an utensil coupler of water system of going up, including last connector and lower connector, go up connector central authorities and be equipped with into water the sleeve, be equipped with check valve core mechanism in going up water the sleeve, lower connector central authorities are equipped with and correspond complex lower sleeve of intaking with last water sleeve, be equipped with lower sealing mechanism in the lower sleeve of intaking, lower sealing mechanism includes the case down, it corresponds complex lower valve seat mouth with the case down to intake to be equipped with in the sleeve down, the case cooperation has the drive case to tend to seal the case spring down that closes valve seat mouth, its characterized in that: check valve core mechanism including the last plunger of intaking of clearance fit in last water intaking sleeve, be equipped with annular seal portion on last water intaking plunger, be equipped with in last water intaking sleeve with the sealed complex of annular seal portion last valve seat mouth, last water intaking plunger butt has the drive plunger reset spring that advances water plunger and tend to the sealed upper valve seat mouth of closing, along with last water intaking sleeve and the sealed grafting of lower water intaking sleeve, last water intaking plunger pushes away each other with lower case and constitutes upper valve seat mouth and lower valve seat mouth and open in proper order, and along with last water intaking sleeve and lower water intaking sleeve throw off and constitute lower valve seat mouth and upper valve seat mouth and close in proper order.
2. The water-on-board appliance coupler of claim 1, wherein: go up the plunger that intakes and have the splenium of touching that corresponds at telescopic water inlet port department of enterprising water, the lower valve core has the top that corresponds telescopic water outlet port department of intaking down and touches the tip, and the splenium of touching of going up the plunger that intakes touches with the top of lower valve core touches the tip top and touches the cooperation to constitute and intake the plunger and the lower valve core pushes up the cooperation each other, the sealed spring restoring force who closes the upper valve seat mouth of plunger reset spring drive upper water column stopper is less than the sealed spring restoring force who closes lower valve seat mouth of lower valve core spring drive lower valve core, be equipped with in the enterprising water column stopper with upper water column stopper backstop complex, upper water column stopper is followed and opened after certain stroke of upper valve seat mouth direction axial slip backstop portion backstop.
3. The water-on-board appliance coupler of claim 2, wherein: the lower valve core comprises a barrel-shaped main body which is axially and movably matched in the lower water inlet sleeve, a valve core sealing part which is correspondingly matched with the lower valve seat opening is arranged at the bottom of the barrel-shaped main body, a radial flow guide hole is arranged on the annular barrel wall of the barrel-shaped main body in a run-through mode, the radial flow guide hole is located between the barrel opening of the barrel-shaped main body and the valve core sealing part, a lower valve core spring is abutted to the bottom end of the barrel-shaped main body, when the lower valve seat opening is sealed by the valve core sealing part, the radial flow guide hole in the barrel-shaped main body is located in the lower water inlet sleeve, and the valve core sealing part is separated from the lower valve seat opening until the radial flow guide hole passes through the lower valve seat opening.
4. An appliance coupler with a water supply system as claimed in claim 3, wherein: the bung hole one end of tubbiness main part constitutes the tip is touched on the top, go up the annular seal portion of the plunger that intakes and go up axial extension and have the water guide post that can pass last valve seat mouth, the free end tip of water guide post constitutes touch the splenium, water guide post lateral wall has seted up the guide way of intaking, and the guide way one end of intaking extends towards annular seal portion one end, and the guide way other end of intaking runs through the free end tip of water guide post.
5. The water-on-board appliance coupler of claim 4, wherein: and the water guide column is matched with the flow passage hole of the upper valve seat opening in a positioning and guiding manner.
6. The water-on-board appliance coupler of claim 4, wherein: the free end of the water guide column is conical.
7. An appliance coupler with a water supply system according to claim 3 or 4 or 5 or 6, characterized in that: one end of the bucket opening of the bucket-shaped main body can extend out of the water outlet of the lower water inlet sleeve when the valve core sealing part closes the lower valve seat opening.
8. An appliance coupler with a water supply system according to claim 1 or 2 or 3 or 4 or 5 or 6, characterized in that: the telescopic water inlet department of going up water inlet is equipped with integrated into one piece's sealing rubber cover, and the sealing rubber cover includes with the sealed socket cover body that cup joints of lower water inlet sleeve and with annular sealing portion complex disk seat cover body, the internal formation of disk seat cover go up the disk seat mouth.
9. The water-on-board appliance coupler of claim 8, wherein: the valve seat sleeve body comprises a frustum-shaped hole cavity, the small end of the frustum-shaped hole cavity is connected with an upper valve seat opening, the inner wall of the upper valve seat opening is in smooth transition connection with the wall of the frustum-shaped hole cavity, the upper valve seat opening is a conical hole cavity formed by surrounding spherical crown surface-shaped walls, and the sealing surface of the corresponding annular sealing part is in a spherical crown shape matched with the spherical crown surface-shaped walls of the upper valve seat opening.
10. The water-on-board appliance coupler of claim 8, wherein: go up water column stopper be equipped with in the water inlet sleeve with last water column stopper backstop complex backstop portion, go up water column stopper along opening after certain stroke of upper valve seat mouth direction axial slip, a plurality of echelonment floor of having arranged along the even interval of circumference in the water inlet sleeve, the step of echelonment floor constitutes to last water inlet plunger backstop portion, echelonment floor one end tip and the spacing cooperation of sealing rubber sleeve axial, plunger reset spring are coil spring, and plunger reset spring location is installed in the hole cavity that each echelonment floor encloses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011242945.6A CN112244636A (en) | 2020-11-09 | 2020-11-09 | Appliance coupler with water supply system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011242945.6A CN112244636A (en) | 2020-11-09 | 2020-11-09 | Appliance coupler with water supply system |
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| CN112244636A true CN112244636A (en) | 2021-01-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011242945.6A Pending CN112244636A (en) | 2020-11-09 | 2020-11-09 | Appliance coupler with water supply system |
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| CN115199688A (en) * | 2022-07-15 | 2022-10-18 | 奇瑞汽车股份有限公司 | Elastic spring retainer and manufacturing and assembling method thereof |
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