CN211833974U

CN211833974U - Coffee machine boiler heater and coffee machine

Info

Publication number: CN211833974U
Application number: CN201922141810.XU
Authority: CN
Inventors: 熊艳; 李勇; 马龙; 陈学军
Original assignee: Zhuhai Dehao Runda Electric Co ltd
Current assignee: Zhuhai Hengqin Xinrun Intelligent Manufacturing Co ltd
Priority date: 2019-12-04
Filing date: 2019-12-04
Publication date: 2020-11-03
Anticipated expiration: 2029-12-04
Also published as: WO2021109908A1

Abstract

The utility model relates to a coffee machine boiler heater and coffee machine, this coffee machine boiler heater includes: a water pipe; a heating unit; the cross section of the heat conductor is rectangular, the water pipe and the heating unit are arranged in the heat conductor, and the heating unit is positioned in the middle of the water pipe. The above-mentioned scheme that this application provided sets up the cross-section through with the heat transfer body into the rectangle to can effectively utilize the space, set up the heating unit in the water pipe simultaneously, make the whole appearance space that occupies of product little.

Description

Coffee machine boiler heater and coffee machine

Technical Field

The utility model relates to a household electrical appliances technical field especially relates to a coffee machine boiler heater and coffee machine.

Background

The coffee machine boiler heater is a device which heats water and adds coffee powder by using heat energy generated by various methods and can cook coffee, and is applied to small-sized electric appliances such as coffee machines and the like which need to generate hot water.

The coffee machine boiler heater on the above-mentioned electrical apparatus on the market at present is great in size, and occupation space is big, and manufacturing cost is high, is unfavorable for environmental space.

SUMMERY OF THE UTILITY MODEL

In view of the above, there is a need to provide a coffee machine boiler heater with small space occupation, which is suitable for the problem of large volume and space occupation of the general coffee machine boiler heater.

A coffee machine boiler heater comprising:

a water pipe;

a heating unit;

the cross-section of the heat transfer body is rectangular, the water pipe and the heating unit are arranged in the heat transfer body, and the heating unit is located in the middle of the water pipe.

Above-mentioned coffee machine boiler heater sets up the cross-section through the heat transfer body into the rectangle to can effectively utilize the space, set up the heating unit in the water pipe simultaneously, make the whole appearance space that occupies of product little.

In one embodiment, the water pipe is spiral, and the surface of the water pipe is provided with a protrusion.

In one embodiment, the water pipe comprises two connectors, wherein the two connectors are arranged on the heat conductor, a water inlet on the water pipe is connected with a cold water inlet pipe through one of the connectors, and a water outlet on the water pipe is connected with a hot water outlet pipe through the other connector.

In one embodiment, the water outlet device further comprises a temperature sensor, and the temperature sensor is arranged at the water outlet.

In one embodiment, the heating device further comprises a fixing clamp, and the heating unit is fixed in the middle of the water pipe through the fixing clamp.

In one embodiment, the heating unit comprises an electric heating tube, and the electric heating tube is fixed in the middle of the water pipe through the fixing clamp.

In one embodiment, the electrothermal tube is of an M-shaped structure.

In one embodiment, the electric heating tube is characterized by further comprising a temperature protector, wherein the temperature protector is electrically connected with the electric heating tube through a conducting wire.

In one embodiment, the electric heating tube further comprises power supply terminals, and the power supply terminals are respectively arranged at the head end and the tail end of the electric heating tube.

In one embodiment, the boiler further comprises a boiler hood and a cover plate, wherein the cover plate is detachably arranged on the boiler hood, and the heat conduction body is positioned in a cavity in the boiler hood.

The utility model also provides a coffee machine, include as in this application embodiment description arbitrary coffee machine boiler heater, coffee machine including being equipped with inhalant canal and exhalant canal, inhalant canal with water inlet intercommunication on the water pipe, exhalant canal with delivery port intercommunication on the water pipe.

Drawings

FIG. 1 is an exploded view of a boiler heater of a coffee maker according to an embodiment of the present invention;

FIG. 2 is a schematic view of the assembled structure of FIG. 1;

FIG. 3 is a sectional view taken along line A-A of FIG. 2;

FIG. 4 is a side view of the water tube and the electric heating tube in FIG. 1;

fig. 5 is a front view showing the water pipe and the electric heating pipe in fig. 1.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1 and 2, in one embodiment of the present invention, a boiler heater for coffee machine is provided, which comprises a water pipe 5, a heating unit and a heat conductor 4, wherein the heating unit further comprises an electric heating tube 7, the cross section of the heat conductor 4 is rectangular, the water pipe 5 and the electric heating tube 7 are both disposed in the heat conductor 4, and the electric heating tube 7 is located in the middle of the water pipe 5.

Specifically, the water inlet 501 and the water outlet 502 of the water pipe 5 in this embodiment are both located outside the heat transfer body 4, the cold water inlet pipe 13 is connected to the water inlet 501, the hot water outlet pipe 14 is connected to the water outlet 502, water enters the water pipe 5 from the cold water inlet pipe 13, and flows into the groove 401 in the heat transfer body 4 to form a regular heat exchange water path, water in the heat exchange water path is heated by the electric heating pipe 7 during the flowing process, and hot water generated after the water in the heat exchange water path is heated flows out from the water outlet 502 of the water pipe 5 and flows into the coffee brewing apparatus through the hot water outlet pipe 14 to produce hot coffee.

In some embodiments, as shown in fig. 1 or fig. 5, in order to increase the heat receiving area of the water pipe 5, the water pipe 5 is designed to be spiral, and the surface of the water pipe 5 is provided with protrusions 16.

In order to connect the water inlet 501 on the water pipe 5 with the cold water inlet pipe 13 and connect the water outlet 502 with the hot water outlet pipe 14, the utility model discloses be provided with two connectors 11 on the heat conductor 4

Specifically, the two connectors 11 are both cylindrical structures, the water inlet 501 on the water pipe 5 is connected with the cold water inlet pipe 13 through one of the connectors 11, and the water outlet 502 on the water pipe 5 is connected with the hot water outlet pipe 14 through the other connector 11.

In some embodiments, in order to measure the temperature of the water outlet 502 in the water pipe 5, the utility model discloses be provided with the temperature sensor 10 in the water outlet 502 department, just can measure the temperature of the mouth of a river 502 department through the temperature sensor 10.

In order to facilitate the installation of the temperature sensor 10, as shown in fig. 1 and 3, in the present embodiment, a temperature sensor mounting hole 12 is provided on the heat conductive body 4 near the water outlet 502, and when installing, the temperature sensor 10 is first put into the temperature sensor mounting hole 12, and then is buckled at the opening of the temperature sensor mounting hole 12 by the temperature sensor pressing plate 9.

It should be noted that the temperature sensor pressure plate 9 and the temperature sensor mounting hole 12 in this embodiment may be fixedly connected by a bolt, or may be connected by a snap, and may be specifically designed according to the needs of actual products.

In some embodiments, in order to fix the electric heating tube 7 in the middle of the water pipe 5, as shown in fig. 1 or fig. 4, the present invention is provided with a fixing clip 6 in the middle of the water pipe 5, and the electric heating tube 7 is clamped in the fixing clip 6.

Specifically, the fixing clips 6 include two fixing clips 6, the two fixing clips 6 are respectively arranged at two sides of the cavity in the middle of the spiral water pipe 5, and the electric heating tube 7 is arranged between the two fixing clips 6.

In order to facilitate the connection of the electric heating tube 7 with an external power source, as shown in fig. 1, power supply terminals 15 are provided at both ends of the electric heating tube 7. When the electric heating tube 7 needs to be started, the power supply terminal 15 at one end of the electric heating tube 7 is connected with the positive pole of the external power supply, and the power supply terminal 15 at the other end is connected with the negative pole of the external power supply.

In some embodiments, in order to avoid the surface temperature of the boiler heater being too high during heating, as shown in fig. 1, the present embodiment further provides a temperature protector 3 on the electrothermal tube 7, and when the surface temperature of the boiler heater is too high, the temperature protector 3 cuts off the circuit to interrupt the electrothermal tube 7 from continuing heating.

Specifically, the protector selects a temperature protector of G4A 00190 ℃ and SF188E 192 ℃, and is installed on the heat conductor 4 through the temperature protector pressing plate 2, the current output end of the temperature protector 3 is connected with the electric heating tube 7, the current input end is connected with the power line, when the surface temperature of the boiler heater exceeds a preset value, metal sheets in the temperature protector are rapidly tripped, a circuit is cut off, and the electric heating tube 7 cannot be heated all the time. The temperature protector generally functions under abnormal conditions, and is generally controlled by the temperature sensor 10 and the circuit board when the normal machine makes coffee.

In the embodiment of the present invention, the cold water inlet pipe 13 and the hot water outlet pipe 14 may change their shapes, and the temperature sensor 10 may also move its position; the size and the position can also be adjusted according to the demand to heat conduction body 4, water pipe 5, electrothermal tube 7, do not deviate from the utility model discloses a under the condition of the scope of concept, the change of any form and arrangement all should be in the utility model discloses a within range.

In some embodiments, the boiler comprises a boiler hood 8 and a cover plate 1, wherein the cover plate 1 is detachably arranged on the boiler hood 8, and the heat conduction body 4 is positioned in a cavity 801 in the boiler hood 8.

As shown in fig. 1 and 3, the utility model discloses boiler heater is when the assembly, at first place the both sides of the cavity in the middle of water pipe 5 with fixation clamp 6, then place electrothermal tube 7 in the cavity in the middle of water pipe 5 and block between two fixation clamps 6, in its recess 401 of putting into heat transfer body 4 after above-mentioned three assembly well again, wherein water inlet 501 on the water pipe 5 and one of them connector 11 on the heat transfer body 4 communicate, delivery port 502 on the water pipe 5 and another connector 11 on the heat transfer body 4 communicate, because electrothermal tube 7 sets up in the cavity of water pipe 5, water pipe 5 sets up in the recess 401 in heat transfer body 4 again simultaneously, this boiler heater whole effectively utilized the cavity of water pipe 5 and heat transfer body 4 mesospace promptly, thereby make the whole occupation exterior space of product little.

The utility model also provides a coffee machine, include as in this application embodiment description any one coffee machine boiler heater, this coffee machine is including being equipped with inhalant canal and outlet channel, wherein the inhalant canal communicates with the water inlet on the water pipe, and the outlet channel communicates with the delivery port on the water pipe.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A coffee machine boiler heater, comprising:

a water pipe (5);

a heating unit;

the cross section of the heat conduction body (4) is rectangular, the water pipe (5) and the heating unit are arranged in the heat conduction body (4), and the heating unit is positioned in the middle of the water pipe (5).

2. Coffee machine boiler heater according to claim 1, characterized in that the water tube (5) is helical and that the surface of the water tube (5) is provided with protrusions (16).

3. The coffee machine boiler heater according to claim 2, characterized in that it further comprises two connectors (11), both said connectors (11) are arranged on said heat conductor (4), the water inlet (501) on said water pipe (5) is connected with the cold water inlet pipe (13) through one of said connectors (11), the water outlet (502) on said water pipe (5) is connected with the hot water outlet pipe (14) through the other of said connectors (11).

4. The coffee machine boiler heater according to claim 3, further comprising a temperature sensor (10), the temperature sensor (10) being arranged at the water outlet (502).

5. The coffee machine boiler heater according to claim 1, characterized in that it further comprises a fixing clip (6), the heating unit being fixed in the middle of the water pipe (5) by means of the fixing clip (6).

6. The coffee machine boiler heater according to claim 5, characterized in that the heating unit comprises an electrical heating tube (7), the electrical heating tube (7) being fixed in the middle of the water tube (5) by the fixing clip (6).

7. The coffee machine boiler heater according to claim 6, characterized in that the electric heating tube (7) is of M-shaped construction.

8. The coffee machine boiler heater according to claim 6, characterized in that it further comprises a temperature protector (3), said temperature protector (3) being electrically connected to said electrothermal tube (7) by means of a wire.

9. The coffee machine boiler heater according to claim 6, characterized in that it further comprises power supply terminals (15), said power supply terminals (15) being respectively arranged at the head and tail ends of said electrothermal tube (7).

10. A coffee machine boiler heater according to any of the claims 1-9, characterized by further comprising a boiler hood (8) and a cover plate (1), said cover plate (1) being detachably mounted on said boiler hood (8), said heat transfer body (4) being located in a cavity (801) in said boiler hood (8).

11. A coffee machine, characterized in that it comprises a boiler heater according to any one of claims 1 to 10, said machine comprising a water inlet channel communicating with a water inlet (501) of said water pipe (5) and a water outlet channel communicating with a water outlet (502) of said water pipe (5).