CN213605768U

CN213605768U - Automatic water-adding heating device

Info

Publication number: CN213605768U
Application number: CN202021879376.1U
Authority: CN
Inventors: 刘松; 曾国豪; 夏鹏; 李佳宏
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2020-09-01
Filing date: 2020-09-01
Publication date: 2021-07-06
Anticipated expiration: 2030-09-01

Abstract

The utility model discloses an automatic watered heating device, including the casing, be equipped with the inner bag in the casing, the inner bag below is equipped with heating plate, still includes the water injection pipe that supplies water to the inner bag, and the water injection union coupling has water filling device, and the water injection pipe includes that fixed pipe and cover establish at the inboard expansion pipe of fixed pipe, and the hole for water spraying sets up on the lateral wall of expansion pipe, and the water injection pipe extends under the water impact force, exposes the hole for water spraying, removes behind the water pressure, and the water injection pipe contracts under the effect of self gravity, shelters from the hole for water spraying. Heating device, set up the telescopic water injection pipe at the inner bag bottom surface, the water injection pipe extends under the water impact force, adds water in to the inner bag, after removing water pressure, the water injection pipe is shrink under the effect of self gravity, shelters from the hole for water spraying to effectively solve the problem that the hole for water spraying was blockked up by the grain of rice.

Description

Automatic water-adding heating device

Technical Field

The utility model relates to a heating device especially relates to an automatic watered heating device.

Background

The cookware such as the electric cooker, the electric pressure cooker and the like is a common kitchen appliance in daily life, greatly reduces the time spent in cooking, ensures that a user does not need to be watched by the cookware all the time, and has good user experience.

In the use process of the electric cooker or the electric pressure cooker, water is often required to be added into the cooker body. When the existing automatic water injection rice cooker is used, the phenomenon that water spray holes are blocked by rice grains easily occurs, so that abnormal water injection is caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic watered heating device to solve the technical problem that the hole for water spraying of current rice cooker easily appears blockking up.

In order to achieve the above object, the utility model discloses an automatic watered heating device's concrete technical scheme as follows:

the utility model provides an automatic watered heating device, includes the casing, is equipped with the inner bag in the casing, and the inner bag below is equipped with heating plate, still includes the water injection pipe that supplies water to the inner bag, and the water injection union coupling has water adding device, and the water injection pipe includes that fixed pipe and cover establish at the inboard movable tube of fixed pipe, and the hole for water spraying sets up on the lateral wall of movable tube, and the water injection pipe extends under the water impact force, exposes the hole for water spraying, removes water pressure after, the water injection pipe is shrink under the effect of self gravity, shelters from the hole for water spraying.

Further, the fixed pipe runs through the inner bag diapire, the water filling port and the device intercommunication that adds water of fixed socle portion.

Further, the inner bag diapire sets up the mounting hole, and the sealing ring is established to the outer wall cover of fixed pipe, and the sealing ring passes through interference fit to be fixed in the mounting hole.

Furthermore, the number of the movable pipes at least comprises one, at least one movable pipe is sequentially sleeved layer by layer, and the top end of the movable pipe at the innermost side is provided with an end cover.

Further, the water injection pipe includes two movable pipes, is the first movable pipe that is close to fixed pipe setting and sets up the second movable pipe at first movable pipe inboard respectively, and the top of second movable pipe is equipped with the end cover, all is equipped with a plurality of hole for water sprayings on the lateral wall of first movable pipe and second movable pipe.

Further, the water injection pipe still is equipped with limit structure, and limit structure is including setting up the spacing ring on fixed tub of top, and the inner bag is inboard in arranging in the free end of spacing ring, and inclines towards the axial lead direction of fixed pipe, and the sealing washer is established to the outer wall cover of activity socle end, and when the activity pipe was in the extension state, the sealing washer contacted with the inner wall of spacing ring.

Furthermore, the number of the movable pipes is two or more, a limiting ring is arranged at the top end of the movable pipe between the fixed pipe and the innermost movable pipe, and a sealing ring is sleeved on the outer wall of the bottom end of the movable pipe close to the inner side of the movable pipe.

Furthermore, a through hole for the water injection pipe to pass through is formed in the heating plate below the water injection pipe, a support for fixing the water injection pipe is arranged below the heating plate, a water inlet is formed in the support, the diameter of the water inlet is smaller than the inner diameter of the innermost movable pipe, and the fixed pipe is fixed on the support.

Further, the bottom surface of the heating plate is provided with a threaded column, the top surface of the support is provided with a limiting ring, a fixing hole is formed in the support on the inner side of the limiting ring, the limiting ring is sleeved at the end part of the threaded column, and the support is fixedly connected with the heating plate through a bolt.

Furthermore, the water adding device comprises a water inlet pipe, one end of the water inlet pipe is fixed on the bottom surface of the support at the position of the water inlet, the other end of the water inlet pipe penetrates through the side wall of the shell to be communicated with a water source, and a water pump is arranged on the water inlet pipe.

The utility model discloses an automatic watered heating device has following advantage:

heating device, the inner bag bottom surface sets up the telescopic water injection pipe, the water injection pipe extends under the water impact force, adds water to the inner bag, after removing water pressure, the water injection pipe is shrink under the effect of self gravity, the hole for water spraying is hidden to effectively solve the hole for water spraying by the problem of grain of rice jam, simultaneously, the water injection pipe is porous design, satisfies the demand of large-traffic intake.

Drawings

FIG. 1 is a sectional view of a rice cooker of the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1;

FIG. 3 is a schematic view of the pipeline connection of the telescopic water injection pipe of the present invention;

fig. 4 is a sectional view of the telescopic water injection pipe of the present invention when it is extended.

The reference numbers in the figures illustrate: 1. an inner container; 11. mounting holes; 2. heating the plate; 21. a threaded post; 22. a through hole; 3. a water injection pipe; 31. a fixed tube; 311. a limiting ring; 32. a first movable tube; 33. a second movable tube; 331. an end cap; 34. a seal ring; 35. a water spray hole; 4. a water inlet pipe; 5. a water pump; 6. a seal ring; 7. a support; 71. a positioning ring; 72. a water inlet.

Detailed Description

In order to better understand the purpose, structure and function of the present invention, the heating device with automatic water feeding of the present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1-4, the utility model discloses an automatic watered heating device, which comprises a housin, be equipped with inner bag 1 in the casing, inner bag 1 below is equipped with heating plate 2, still including setting up water injection pipe 3 in inner bag 1 bottom surface, water injection pipe 3 links to each other with the watering device, water injection pipe 3 includes that fixed pipe 31 and cover establish at the inboard movable tube of fixed pipe 31, hole for water spraying 35 on the lateral wall of movable tube, water injection pipe 3 extends under the water impact power to expose hole for water spraying 35, after removing water pressure, water injection pipe 3 contracts under the effect of self gravity, shelters from hole for water spraying 35. Through setting up telescopic water injection pipe 3, after water pressure withdraws, water injection pipe 3 shrink, hole for water spraying 35 is hidden, effectively solves the problem that hole for water spraying 35 is sealed the jam.

As shown in fig. 1 and 2, the bottom end of the fixed pipe 31 penetrates through the bottom wall of the liner 1, and a water injection port at the bottom end of the fixed pipe 31 is communicated with a water adding device below the liner 1. 1 diapire of inner bag sets up mounting hole 11, and sealing ring 6 is established to the outer wall cover of fixed pipe 31, and sealing ring 6 passes through interference fit to be fixed in mounting hole 11 to make the sealed fixing of stiff end on inner bag 1, effectively prevent the phenomenon that inner bag 1 leaked.

As shown in fig. 3-4, at least one movable tube is provided, at least one movable tube is sequentially sleeved layer by layer, and the end cap 331 is provided at the top end of the innermost movable tube, so that when water is injected into the movable tube, a water column forms water pressure in the inner movable tube, thereby driving the movable tube to extend out of the fixed tube 31 and inject water into the inner container 1.

In order to prevent the phenomenon that the movable pipe breaks away from in the extension process, water injection pipe 3 still is equipped with limit structure, limit structure is including setting up spacing ring 311 on fixed pipe 31 top, the one end and the fixed pipe 31 fixed connection of spacing ring 311, the other end of spacing ring 311 is the free end, 1 inboards in the inner bag are arranged in to the free end of spacing ring 311, and the free end inclines towards the axial lead direction of fixed pipe 31, sealing washer 34 is established to the outer wall cover of movable pipe bottom, when the movable pipe is in the extension state, sealing washer 34 and the inner wall contact of spacing ring 311, realize limiting displacement.

As shown in fig. 2, the water injection pipe 3 includes two movable pipes, which are a first movable pipe 32 disposed near the fixed pipe 31 and a second movable pipe 33 disposed inside the first movable pipe 32, respectively, an end cap 331 is disposed at a top end of the second movable pipe 33, and a plurality of water injection holes 35 are disposed on sidewalls of the first movable pipe 32 and the second movable pipe 33.

When the movable pipe includes two or more than two, set up spacing ring 311 at the movable pipe top between fixed pipe 31 and the most inboard movable pipe, establish sealing washer 34 with the bottom outer wall cover of the inboard next-door neighbour's of this movable pipe, realize the spacing of all water injection pipes 3, effectively prevent that the inboard movable pipe from appearing the phenomenon that breaks away from.

The heating plate 2 below the water injection pipe 3 is provided with a through hole 22 for the water injection pipe 3 to pass through, the support 7 for fixing the water injection pipe 3 is arranged below the heating plate 2, the support 7 is provided with a water inlet 72, the diameter of the water inlet 72 is smaller than the inner diameter of the innermost movable pipe, and the fixed pipe 31 and the water inlet 72 are coaxially fixed on the support 7, the bottom end of the fixed pipe 31 is connected with the top surface of the support 7 in a sealing manner.

The bottom surface of the heating plate 2 is provided with a threaded column 21, the top surface of the support 7 is provided with a limiting ring 311, the support 7 on the inner side of the limiting ring 311 is provided with a fixing hole, the limiting ring 311 is sleeved on the end part of the threaded column 21, a bolt is screwed in the threaded column 21, and the bolt penetrates through the fixing hole from the lower part of the support 7 and is fixed in the threaded column 21.

The water adding device comprises a water inlet pipe 4, one end of the water inlet pipe 4 is fixed on the bottom surface of the support 7 at the water inlet 72, the other end of the water inlet pipe 4 penetrates through the side wall of the shell to be communicated with a water source, and a water pump 5 is arranged on the water inlet pipe 4.

The heating device can be a household electrical appliance such as an electric cooker, an electric pressure cooker, an electric teapot and the like.

This heating device sets up telescopic water injection pipe 3 in 1 bottom surfaces of inner bag, and water injection pipe 3 extends under the water impact force, adds water in 1 inner bag, removes the water pressure after, and water injection pipe 3 contracts under the effect of self gravity, and after the shrink, hole for water spraying 35 is hidden to effectively solve hole for water spraying 35 by the problem of grain of rice jam, simultaneously, water injection pipe 3 is porous design, satisfies the demand of large-traffic intake.

It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes or equivalents may be substituted for elements thereof by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application are intended to be covered by the present invention.

Claims

1. The utility model provides an automatic watered heating device, which comprises a housin, be equipped with inner bag (1) in the casing, inner bag (1) below is equipped with heating plate (2), a serial communication port, still include water injection pipe (3) to inner bag (1) water supply, water injection pipe (3) are connected with the watering device, water injection pipe (3) are established at the inboard movable tube of fixed pipe (31) including fixed pipe (31) and cover, be equipped with hole for water spraying (35) on the lateral wall of movable tube, water injection pipe (3) are extension under the water impact force, expose hole for water spraying (35), remove behind the water pressure, water injection pipe (3) shrink under the effect of self gravity, shelter from hole for water spraying (35).

2. The heating device for automatically adding water according to claim 1, wherein the fixed pipe (31) penetrates through the bottom wall of the inner container (1), and a water injection port at the bottom of the fixed pipe (31) is communicated with the water adding device.

3. The heating device for automatically adding water according to claim 2, wherein the bottom wall of the inner container (1) is provided with a mounting hole (11), the outer wall of the fixed pipe (31) is sleeved with the sealing ring (6), and the sealing ring (6) is fixed in the mounting hole (11) through interference fit.

4. The automatic water-feeding heating device as claimed in claim 2, wherein the number of the movable pipes includes at least one, at least one movable pipe is sequentially sleeved layer by layer, and an end cap (331) is disposed at the top end of the innermost movable pipe.

5. The automatic water-feeding heating device according to claim 4, wherein the water-feeding pipe (3) comprises two movable pipes, namely a first movable pipe (32) arranged close to the fixed pipe (31) and a second movable pipe (33) arranged at the inner side of the first movable pipe (32), the top end of the second movable pipe (33) is provided with an end cover (331), and the side walls of the first movable pipe (32) and the second movable pipe (33) are provided with a plurality of water-spraying holes (35).

6. The automatic water-adding heating device according to claim 4, wherein the water-injecting pipe (3) is further provided with a limiting structure, the limiting structure comprises a limiting ring (311) arranged at the top end of the fixed pipe (31), the inner wall of the limiting ring (311) inclines towards the axial lead direction of the fixed pipe (31), the outer wall of the bottom end of the movable pipe is sleeved with a sealing ring (34), and when the movable pipe is in an extended state, the sealing ring (34) is in contact with the inner wall of the limiting ring (311).

7. The automatic water-feeding heating device as claimed in claim 6, wherein the number of the movable pipes is two or more, a limit ring (311) is arranged at the top end of the movable pipe between the fixed pipe (31) and the innermost movable pipe, and a sealing ring (34) is sleeved on the outer wall of the bottom end of the movable pipe adjacent to the inner side of the movable pipe.

8. The heating apparatus for automatically adding water according to claim 2, wherein a through hole (22) for passing the water injection pipe (3) is provided on the heating plate (2) below the water injection pipe (3), a bracket (7) for fixing the water injection pipe (3) is provided below the heating plate (2), a water inlet (72) is provided on the bracket (7), the diameter of the water inlet (72) is smaller than the inner diameter of the innermost movable pipe, and the fixed pipe (31) is fixed on the bracket (7).

9. The automatic water-adding heating device according to claim 8, wherein the bottom surface of the heating plate (2) is provided with a threaded column (21), the top surface of the bracket (7) is provided with a limiting ring (311), the bracket (7) at the inner side of the limiting ring (311) is provided with a fixing hole, the limiting ring (311) is sleeved at the end part of the threaded column (21), and the bracket (7) is fixedly connected with the heating plate (2) through a bolt.

10. The automatic water-adding heating device according to claim 8, wherein the water-adding device comprises a water inlet pipe (4), one end of the water inlet pipe (4) is fixed on the bottom surface of the bracket (7) at the water inlet (72), the other end of the water inlet pipe (4) penetrates through the side wall of the shell to be communicated with a water source, and a water pump (5) is arranged on the water inlet pipe (4).