CN216822826U - Water feeding mechanism of gush type hot water kettle with good one-way sealing effect - Google Patents
Water feeding mechanism of gush type hot water kettle with good one-way sealing effect Download PDFInfo
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- CN216822826U CN216822826U CN202123194700.3U CN202123194700U CN216822826U CN 216822826 U CN216822826 U CN 216822826U CN 202123194700 U CN202123194700 U CN 202123194700U CN 216822826 U CN216822826 U CN 216822826U
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Abstract
The utility model discloses a gush formula thermos that one-way sealing is effectual mechanism of watering, including inlet tube, outlet pipe and one-way seal subassembly, one-way seal subassembly including seal cover, case and reset spring, the seal cover set up in going out the water pipe, the seal cover is elastic seal cover, the lower extreme inner wall of seal cover is provided with the runner of intaking, be provided with the one-way seal elastic diaphragm who cuts off the runner of intaking in the lower extreme inner wall of seal cover, the diaphragm on be provided with the joint-cutting, the joint-cutting highly be less than gush formula thermos the depth of insertion of inlet tube when watering, the inlet tube under the inserted state its head end break the joint-cutting and switch on, under the inlet tube extracted the state, the diaphragm piece of joint-cutting avris is in joint-cutting department elasticity and is closed up sealedly. Through this scheme, the one-way seal structure that sets up between seal cover and the inlet tube, one-way sealed effectual prevents the potential safety hazard of the drippage that leaks.
Description
Technical Field
The utility model relates to a fountain type hot water kettle, in particular to a water feeding mechanism of a fountain type hot water kettle with double one-way sealing function.
Background
In the prior art, the upper water sealing mechanism of the gushing type hot water kettle has the following documents:
the Chinese patent publication No. CN 208491759U discloses a temperature control device of a spring type hot water kettle with good sealing effect, and the proposal is that a steel ball is matched with a sealing tube to form one-way sealing. But it has disadvantages: on the one hand, the elastic material that its sealed tube adopted, like silica gel etc., and the end of inserting of inlet tube is the lower part kneck that inserts the sealed tube, at the in-process that the thermos was taken up, the end of inserting of inlet tube separates with the lower part interface of sealed tube, the power of the two separation can transmit and tear sealed face between sealed tube and the steel ball simultaneously, lead to the two to warp, thereby influence one-way sealed effect, make the water in the kettle can the drippage, in case when this water that drips leaks contacts the conducting ring of the power supply seat of thermos base, there is serious potential safety hazard.
On the other hand, the sealing wall of the sealing tube and the water inlet pipe in the prior art are inserted and matched to each other is an annular wall with an upper end opened, the inner side of the annular wall can store water when water is supplied, when the hot water kettle is taken up, the annular wall can be pulled by the force of separating the water inlet pipe, the annular wall can be deformed, the water stored in the annular wall can overflow and drip, and the serious safety hazard can exist.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the shortcoming and not enough that prior art exists, and providing a mechanism of watering of gushing formula thermos based on split type seal cover, through this scheme, the one-way seal structure that sets up between seal cover and the inlet tube, one-way sealed effectual prevents the potential safety hazard that the drippage of leaking from appearing.
In order to realize the aim, the utility model discloses a water feeding mechanism of a spring type hot water kettle with good one-way sealing effect, which comprises a water inlet pipe, a water outlet pipe and a one-way sealing component, wherein the one-way sealing component comprises a sealing sleeve, a valve core and a reset spring, the sealing sleeve is arranged in the water outlet pipe, the sealing sleeve is an elastic sealing sleeve, the inner wall of the lower end of the sealing sleeve is provided with a water inlet flow passage, the insertion end of the water inlet pipe is inserted into the inner wall of the lower end of the sealing sleeve to form insertion type movable sealing matching,
the utility model discloses a water kettle, including seal cover, one-way sealed elastic diaphragm who cuts off into water flow channel is provided with in the lower extreme inner wall of seal cover, the diaphragm on be provided with the joint-cutting, the joint-cutting highly be less than the depth of insertion of inlet tube when gushing formula thermos and go up water, the inlet tube its head end under the inserted state break the joint-cutting and switch on, the inlet tube extract the state under, the diaphragm piece of joint-cutting avris gathers together sealedly in joint-cutting department elasticity.
Through the arrangement, the unidirectional sealing elastic membrane is arranged at the water inlet flow passage, so that the head end of the water inlet pipe can be directly utilized to break the cutting joint for directly feeding water, and the influence on the water inlet efficiency due to the arrangement of the unidirectional sealing elastic membrane can be avoided; and because when the inlet tube was inserted, can correspond the inner wall of inhalant canal and the enough big elastic extrusion of one-way sealed elastic diaphragm for the seal cover, when the inlet tube was extracted, the inner wall of inhalant canal and one-way sealed elastic diaphragm just can resume fast to seal the joint-cutting, thereby just direct one-way cut off inhalant canal on this side of inlet tube, thereby ensured the one-way sealed effect of whole water feeding mechanism.
The diaphragm is further provided with two cutting seams which are arranged on the diaphragm in a cross or X-shaped crossing mode. Through this setting, can the joint-cutting ability evenly atress when making things convenient for the inlet tube to insert and break open, when also being convenient for the inlet tube is extracted, can resume fast.
The water inlet flow passage is positioned in the second flow passage and forms an inlet end part of the second flow passage;
the valve core is in sealing fit with the inner wall of the upper end of the upper sealing sleeve;
the downward traction force of the lower sealing sleeve is interrupted at the axial connection part of the upper sealing sleeve and the lower sealing sleeve in the process of the state that the insertion end of the water inlet pipe is pulled out from the inner wall of the lower end of the lower sealing sleeve. Through this setting, make the last seal cover and the lower seal cover of mutual components of a whole that can function independently with the seal cover the state in-process that inserts the end and extract from the lower extreme inner wall of lower seal cover to the decurrent tractive power of lower seal cover at last seal cover and lower seal cover axial joint department interrupt the transmission, and among the prior art, the seal cover of integrative setting receives above-mentioned tractive power and makes seal cover and the sealed complex inner wall atress of case and warp, and then lead to one-way sealed inefficacy, this sets up, through ingenious improvement, when having avoided inserting the end of inlet tube to extract (correspond the state that the thermos was taken up promptly) the inside water of thermos is from the seal cover weeping and the hourglass or the incident of breaking circuit that causes.
The lower sealing sleeve comprises an annular lower barrel, a lower annular boss is arranged at the lower end of the lower barrel in an outward protruding mode, the outer wall of the lower barrel is in socket fit with the inner wall of the lower end of the water outlet pipe, and the lower annular boss is in limit fit with the end face of the lower end of the water outlet pipe. Through the arrangement, the lower sealing sleeve can be stably limited and fixed at the lower end part of the water outlet pipe.
The water outlet pipe is characterized in that the upper sealing sleeve is arranged above the lower sealing sleeve in the water outlet pipe, the upper end inner wall of the upper sealing sleeve sealed with the valve core is an inclined plane with a larger upper end opening and a smaller lower end opening, an annular groove is formed between the outer edge of the upper end of the upper sealing sleeve and the corresponding inner wall of the water outlet pipe, and the annular groove is used for providing an elastic deformation accommodating space for the upper sealing sleeve when being sealed with the valve core. Through the arrangement, the inclined plane of the upper sealing sleeve is arranged, so that the upper sealing sleeve deforms towards the annular groove under the action of the sealing combination force of the valve core, and the sealing property between the upper sealing sleeve and the valve core is improved.
The water outlet pipe is characterized in that the lower end edge of the upper sealing sleeve is convexly provided with an upper limiting step, and the inner wall of the water outlet pipe is provided with an upper limiting wall which is in axial limiting fit with the upper limiting step. Through this setting for it constitutes stable axial spacing with the outlet pipe to go up the seal cover, and then avoids influencing the stability of sealing with the case because of going up the seal cover aversion.
The upper end face of the lower seal sleeve is provided with an annular groove, an opening at the upper end of the annular groove is covered and sealed by the bottom face of the upper seal sleeve, and the annular groove provides an elastic deformation accommodating space when the water inlet pipe is inserted into the second flow passage to extrude the inner wall of the lower seal sleeve; in addition, the upper end of the annular groove is covered by the bottom surface of the upper sealing sleeve to form a closed air bag cavity in the annular groove, and the air bag cavity can be acted by an air spring, so that the inner wall of the upper sealing sleeve is more tightly sealed with the water inlet pipe.
The lower end of the reset spring is provided with an annular ejecting piece, the lower end of the reset spring is matched with the annular ejecting piece in an ejecting way, and the lower end of the annular ejecting piece is matched with the valve core in an ejecting way.
The water outlet pipe is further provided with a cover cap with a water outlet hole on the upper end cap.
The one-way sealing elastic diaphragm is characterized in that a slope wall is arranged above the inner wall of the second flow channel corresponding to the one-way sealing elastic diaphragm, and the slope wall is arranged so that when the one-way sealing elastic diaphragm is opened by the water inlet pipe, the joint of the lower end of the slope wall and the one-way sealing elastic diaphragm is more easily turned upwards, the stress relation is better and reasonable, and the service life of the one-way sealing elastic diaphragm which is stably connected with the lower sealing sleeve during long-time use is prolonged.
The further arrangement is that the upper sealing sleeve and the lower sealing sleeve are made of silica gel.
To sum up, the utility model has the advantages that: the unidirectional sealing elastic membrane is arranged at the water inlet flow passage, and the head end of the water inlet pipe can be directly utilized to break the cutting seam for direct water inlet, so that the influence on the water inlet efficiency due to the arrangement of the unidirectional sealing elastic membrane can be avoided, and the unidirectional sealing effect is improved; the problem that when the hot water kettle is taken up, the upper sealing sleeve is influenced by the dragging force exerted in the separation process of the water inlet pipe and the lower sealing sleeve to deform the upper sealing sleeve is solved ingeniously by utilizing the upper sealing sleeve and the lower sealing sleeve which are mutually separated, so that the sealing performance of the valve core and the upper sealing sleeve is improved, and the potential safety hazard of water leakage and dripping is prevented.
The invention will be further described with reference to the drawings and the detailed description.
Drawings
Fig. 1 is a perspective view of embodiment 1 of the present invention;
FIG. 2 is a sectional view of the structure of embodiment 1 of the present invention;
figure 3 is an exploded view of embodiment 1 of the present invention;
figure 4 a cross-sectional view of embodiment 1 of the invention in an exploded state;
FIG. 5 is an enlarged view of section I of FIG. 4;
figure 6 a perspective view of the lower gland of embodiment 1;
figure 7 a cross-sectional view of the gland of embodiment 2;
figure 8 is a perspective view of the lower gland of embodiment 2.
Detailed Description
The following detailed description of the present invention is provided for the purpose of illustration only, and is not intended to limit the scope of the present invention.
Example 1
The valve core 3 is in sealing fit with the inner wall of the upper end of the upper sealing sleeve 5; the valve element 3 described in this embodiment is a spherical valve element, and a stainless steel ball may be preferably used as the valve element in the specific implementation. In this embodiment, the upper sealing sleeve 5 is arranged in the water outlet pipe 2 and above the lower sealing sleeve 6, the inner wall of the upper end of the upper sealing sleeve 5 sealed with the valve core 3 is an inclined surface 52 with a larger upper end opening and a smaller lower end opening, an annular groove 53 is formed between the outer edge of the upper end of the upper sealing sleeve 5 and the corresponding inner wall of the water outlet pipe, and the annular groove 53 is used for providing an elastic deformation accommodating space for the upper sealing sleeve 5 when being sealed with the valve core 3.
In this embodiment, the lower end edge of the upper sealing sleeve 5 is convexly provided with an upper limiting step 54, and the inner wall of the water outlet pipe 2 is provided with an upper limiting wall 22 which is axially limited and matched with the upper limiting step.
In addition, the inner wall of the lower end of the sealing sleeve of the present invention is provided with a water inlet channel, specifically, the water inlet channel 611 described in this embodiment 1 is located in the second channel 61 and forms an inlet end portion of the second channel; the insertion end 11 of the water inlet pipe 1 is inserted into the lower end inner wall 62 of the sealing sleeve to form insertion type movable sealing fit, a one-way sealing elastic diaphragm 63 for isolating the water inlet flow channel 611 is arranged in the lower end inner wall of the lower sealing sleeve, a cutting slit 631 is arranged on the diaphragm, the height of the cutting slit 631 is lower than the insertion depth of the water inlet pipe 1 when the hot water kettle is filled with water, the head end of the water inlet pipe 1 is opened by the cutting slit 631 in the insertion state to be conducted, and the dotted line in figure 2 shows that the part of the inner wall of the lower sealing sleeve and the one-way sealing elastic diaphragm 63 are elastically opened towards the two sides by the water inlet pipe; inlet tube 11 extract the state under, the diaphragm 632 of lance 631 avris gathers together sealedly at lance department elasticity, this embodiment lance 631 have twice, and the twice lance becomes the cross mode and sets up on one-way seal elastic diaphragm 63, in addition, the lance also can set up more, perhaps becomes X-shaped cross arrangement.
The lower sealing sleeve 6 of this embodiment includes an annular lower cylinder 64, a lower annular boss 641 is provided to the outward protrusion of the lower end of the lower cylinder 64, the outer wall of the lower cylinder 64 is in socket fit with the lower end inner wall 21 of the water outlet pipe 2, and the lower annular boss 641 is in limit fit with the lower end face of the water outlet pipe.
This embodiment reset spring 4's lower extreme be provided with annular ejector member 7, reset spring 4 lower extreme and this annular ejector member 7 cooperation of pushing up, the lower extreme of this annular ejector member 7 with case 3 cooperation of pushing up, make reset spring 4's the elastic force that acts on case 3 can transmit better evenly through this setting, the upper end cover of outlet pipe 2 be equipped with the block 8 that has apopore 81.
In addition, the inner wall of the second flow passage 61 described in this embodiment is provided with a sloped wall 612 above the one-way sealing elastic diaphragm.
Example 2
As shown in fig. 7 to 8, the present embodiment 2 is different from embodiment 1 in that: lower seal cover 6 up end seted up annular groove 65, the upper end opening quilt of this annular groove 65 the bottom surface 55 lid of upper seal cover 5 establish the closure, annular groove 65 when the inlet tube inserts the inner wall of extrusion lower seal cover 6 in second flow channel 61, provide elastic deformation accommodation space, this annular groove 65 can improve the effect of air spring when the inlet tube is extracted for one-way sealed elastic diaphragm 63 seals fast.
Claims (10)
1. The utility model provides an effectual water feeding mechanism of gushing formula thermos of one-way sealing, including inlet tube, outlet pipe and one-way seal assembly, one-way seal assembly including seal cover, case and reset spring, the seal cover set up in the outlet pipe, the seal cover is elastic seal cover, the lower extreme inner wall of seal cover is provided with into the water runner, the lower extreme inner wall that inserts the cover of inserting of inlet tube constitute bayonet movable seal cooperation, its characterized in that:
the utility model discloses a kettle, including seal cover, inlet duct, diaphragm, be provided with the kerf in the lower extreme inner wall of seal cover, the lower extreme inner wall of seal cover be provided with the one-way sealed elastic diaphragm who cuts off into water flow path, the diaphragm on be provided with the kerf, the kerf highly be less than the depth of insertion of inlet tube when gushing formula thermos water feeding, the inlet tube its head end under the inserted state break the kerf and switch on, under the inlet tube extracted state, the diaphragm piece of kerf avris is closed up sealedly at kerf department elasticity.
2. The watering mechanism of a spring type hot water kettle with good one-way sealing effect according to claim 1, characterized in that: the two cutting seams are arranged on the diaphragm in a cross or X-shaped crossing mode.
3. The watering mechanism of a spring type hot water kettle with good one-way sealing effect according to claim 1, characterized in that: the water inlet flow passage is positioned in the second flow passage and forms an inlet end part of the second flow passage;
the valve core is in sealing fit with the inner wall of the upper end of the upper sealing sleeve;
the downward traction force of the lower sealing sleeve is interrupted at the axial connection part of the upper sealing sleeve and the lower sealing sleeve in the process of the state that the insertion end of the water inlet pipe is pulled out from the inner wall of the lower end of the lower sealing sleeve.
4. The watering mechanism of a spring type hot water kettle with good one-way sealing effect according to claim 3, characterized in that: the lower sealing sleeve comprises an annular lower barrel, a lower annular boss is arranged at the lower end of the lower barrel in an outward protruding mode, the outer wall of the lower barrel is in socket fit with the inner wall of the lower end of the water outlet pipe, and the lower annular boss is in limit fit with the end face of the lower end of the water outlet pipe.
5. The watering mechanism of a spring type hot water kettle with good one-way sealing effect according to claim 3, characterized in that: the upper sealing sleeve is arranged above the lower sealing sleeve in the water outlet pipe, the inner wall of the upper end of the upper sealing sleeve sealed by the valve core is an inclined plane with a larger upper end opening and a smaller lower end opening, an annular groove is formed between the outer edge of the upper end of the upper sealing sleeve and the corresponding inner wall of the water outlet pipe, and the annular groove is used for providing an elastic deformation accommodating space for the upper sealing sleeve when being sealed by the valve core.
6. The watering mechanism of a spring type hot water kettle with good one-way sealing effect according to claim 5, characterized in that: the lower end edge of the upper sealing sleeve is convexly provided with an upper limiting step, and the inner wall of the water outlet pipe is provided with an upper limiting wall which is axially limited and matched with the upper limiting step.
7. The watering mechanism of a spring type hot water kettle with good one-way sealing effect according to claim 3, characterized in that: the upper end face of the lower sealing sleeve is provided with an annular groove, an opening at the upper end of the annular groove is covered and sealed by the bottom face of the upper sealing sleeve, and the annular groove provides an elastic deformation accommodating space when the water inlet pipe is inserted into the second flow passage to extrude the inner wall of the lower sealing sleeve.
8. The watering mechanism of a spring type hot water kettle with good one-way sealing effect according to claim 1, characterized in that: the lower end of the return spring is provided with an annular ejecting piece, the lower end of the return spring is matched with the annular ejecting piece in an ejecting way, and the lower end of the annular ejecting piece is matched with the valve core in an ejecting way.
9. The watering mechanism of a spring type hot water kettle with good one-way sealing effect according to claim 1, characterized in that: the upper end cover of the water outlet pipe is provided with a cover cap with a water outlet hole.
10. The watering mechanism of a spring type hot water kettle with good one-way sealing effect according to claim 3, characterized in that: and a slope wall is arranged on the inner wall of the second flow passage above the one-way sealing elastic diaphragm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123194700.3U CN216822826U (en) | 2021-12-16 | 2021-12-16 | Water feeding mechanism of gush type hot water kettle with good one-way sealing effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123194700.3U CN216822826U (en) | 2021-12-16 | 2021-12-16 | Water feeding mechanism of gush type hot water kettle with good one-way sealing effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216822826U true CN216822826U (en) | 2022-06-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123194700.3U Active CN216822826U (en) | 2021-12-16 | 2021-12-16 | Water feeding mechanism of gush type hot water kettle with good one-way sealing effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216822826U (en) |
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2021
- 2021-12-16 CN CN202123194700.3U patent/CN216822826U/en active Active
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