Cooling and heating cushion

Abstract

The utility model relates to the technical field of seat cushions or mattresses, in particular to a cooling and heating cushion, which comprises a cushion and a cold and heat exchange box, a circulation pipeline is arranged in the cushion, and two ends of the circulation pipeline are respectively connected with the cold and heat exchange box through the circulation pipeline. A water outlet is formed in the lower end of the cold and heat exchange box, a water pump is arranged at the water outlet and connected with the water inlet end of the circulation pipeline through the circulation pipeline, a refrigerator is arranged on the side, close to the water inlet, in the cold and heat exchange box, and a heater is arranged on the side, close to the water outlet, in the cold and heat exchange box. According to the utility model, the refrigerating device and the heating device are respectively arranged in the cold-heat exchange box, so that the dual-purpose function of cooling and heating is realized, the refrigerating device and the heating device in the cold-heat exchange box are respectively arranged close to the water inlet and the water outlet, the layout is beneficial to quick transfer and exchange of heat or cold, and the refrigerating or heating effect of the cushion is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of seat cushion or mattress, especially to a cold and warm cushion. BACKGROUND

[0002] The cold and warm cushion uses semiconductor, liquid medium or air to heat or refrigerate various mediums through a main machine, and the heated or refrigerated medium is connected to the mattress through a pipeline in the cushion to exchange heat with the human body, thereby achieving the effect of heating and refrigeration. The cold and warm cushion has gradually replaced the electric heater, electric blanket and fan as the first choice for shopping due to its good refrigeration and heating effects.

[0003] The existing cold and warm cushion, for example, the Chinese invention patent with the publication number CN115429065A discloses a mattress structure with a circulating cold and heat exchange function. A circulating cold and heat exchange mechanism is arranged in a cold and heat exchange box. A miniature heat dissipation fan, a heat dissipation fin, a crystal refrigeration piece and a water circulating exchanger are connected and installed. The water circulating exchanger and a miniature circulating water pump are connected to the mattress through a water inlet hose, a water outlet hose, a circulating water inlet pipe and a circulating water outlet pipe. The function of circulating water is improved. By reversing the positive and negative poles of the power supply connected to the crystal refrigeration piece, the cold and heat switching function is formed. However, the water inlet and outlet of the cold and heat exchange box are located on the same side and are relatively close. The water entering the cold and heat exchange box has not been fully cooled or heated before entering the circulating hose, which affects the refrigeration or heating effect of the mattress. SUMMARY

[0004] The utility model aims to provide a cold and warm cushion to solve the problems in the background art.

[0005] The above-mentioned purpose of the utility model is realized by the following technical scheme: a cold and warm cushion, comprising a cushion and a cold and heat exchange box, a circulating pipeline is arranged in the cushion, and the two ends of the circulating pipeline are connected to the cold and heat exchange box through circulating pipelines. Its feature is that the upper end of the cold and heat exchange box is provided with a water inlet, the water inlet is connected to the water outlet end of the circulating pipeline through a circulating pipeline, the lower end of the cold and heat exchange box is provided with a water outlet, a water pump is arranged at the water outlet, the water pump is connected to the water inlet end of the circulating pipeline through a circulating pipeline, a refrigerator is arranged on the side of the cold and heat exchange box close to the water inlet, and a heater is arranged on the side close to the water outlet.

[0006] As a preferred, the water inlet and the water outlet are distributed on the two sides of the cold and heat exchange box.

[0007] As a preferred, the refrigerator comprises a semiconductor refrigeration piece fixed on the upper end of the cold and heat exchange box, and a heat dissipation fan is arranged on the upper end of the semiconductor refrigeration piece.

[0008] As preferred, the lower end of the semiconductor refrigeration sheet is provided with a heat conduction sheet, which extends downward into the cold-heat exchange box.

[0009] As preferred, the cross-sectional shape of the circulation pipeline is a flat mouth structure.

[0010] As preferred, the water inlet and the water outlet of the cold-heat exchange box are communicated with the circulation pipeline through pipeline joints.

[0011] As preferred, the pipeline joint comprises a joint female head and a joint male head, the jointing ends of the joint female head and the joint male head are connected through movable clamping jaws, the joint female head and the joint male head are both provided with a mounting cavity and a water passing hole, the mounting cavity is provided with a sealing ball and a compression spring for pressing the sealing ball against the end of the water passing hole, the water passing hole of the joint female head is provided with a movable water passing branch pipe, when the joint female head and the joint male head are jointed, the two ends of the water passing branch pipe are respectively abutted against two sealing balls and make the two sealing balls move away from the corresponding water passing holes.

[0012] As preferred, the inner wall of the water passing hole of the joint female head is provided with an annular limiting groove, the outer wall of the water passing branch pipe is provided with a stop ring, and the stop ring is arranged in the limiting groove.

[0013] As preferred, the two ends of the water passing branch pipe are respectively provided with notches, and the notches radially penetrate the inner and outer sides of the water passing branch pipe.

[0014] As preferred, the inner wall of the water passing hole is provided with a sealing ring, and the sealing ring is sleeved on the outer side of the water passing branch pipe.

[0015] The utility model discloses the beneficial effect:

[0016] The utility model discloses a refrigeration device and heating device are arranged in the cold-heat exchange box respectively, realize the function of cold and warm, and user can select refrigeration or heating mode according to season or individual demand, make the cushion be used for keeping warm also can be used for cooling, improve the applicability and practicality of product greatly.

[0017] The refrigeration device and the heating device in the cold-heat exchange box are arranged close to the water inlet and the water outlet respectively, and this layout is favorable for the rapid transmission and exchange of heat or cold, and improves the refrigeration or heating effect of the cushion. DRAWINGS

[0018] Figure 1 It is the structure schematic diagram of the utility model embodiment;

[0019] Figure 2 It is the structure schematic diagram of the refrigeration device in the utility model embodiment;

[0020] Figure 3 is a structure schematic view of the pipeline joint in the embodiment of the utility model;

[0021] Figure 4 is a structure schematic view of the pipeline joint in the embodiment of the utility model in the pulled out state;

[0022] In the drawing: 1 - cushion, 2 - cold and heat exchange box, 201 - water inlet, 202 - water outlet, 3 - circulating pipeline, 4 - circulating pipeline, 5 - refrigerator, 501 - semiconductor refrigeration sheet, 502 - heat dissipation fan, 503 - heat conduction sheet, 504 - mounting frame, 6 - heater, 7 - water pump, 8 - pipeline joint, 801 - joint female head, 802 - joint male head, 803 - mounting cavity, 804 - water passage hole, 805 - sealing ball, 806 - compression spring, 807 - water passage branch pipe, 808 - movable clamping jaw, 809 - reset spring, 810 - sealing ring, 811 - notched opening, 812 - limiting groove, 813 - blocking ring. DETAILED DESCRIPTION

[0023] The utility model will be further explained in detail below in combination with the drawings.

[0024] The specific embodiment is merely an explanation of the utility model, and it is not a limitation of the utility model. After reading the specification, those skilled in the art can make modifications of the embodiment without creative contribution according to the needs, but as long as it is within the scope of the claims of the utility model, it is protected by the patent law.

[0025] Embodiment: as shown in Figure 1 and Figure 2 A cold and warm cushion, comprising cushion 1 and cold and heat exchange box 2, cushion 1 adopts seat cushion or bed cushion, and the circulating pipeline 3 is arranged in cushion 1, and the circulating pipeline 3 adopts hose, and the cross-sectional shape of the circulating pipeline 3 is flat mouth structure, so as to increase the contact area.

[0026] The two ends of the circulating pipeline 3 are connected to the cold and heat exchange box 2 through the circulating pipeline 4, the upper end of the cold and heat exchange box 2 is provided with the water inlet 201, the water inlet 201 is connected with the water outlet end of the circulating pipeline 3 through the circulating pipeline 4, the lower end of the cold and heat exchange box 2 is provided with the water outlet 202, the water pump 7 is arranged at the water outlet 202, and the water pump 7 is connected with the water inlet end of the circulating pipeline 3 through another circulating pipeline 4, so that the water circulates between the cold and heat exchange box 2 and the circulating pipeline 3.

[0027] The water inlet 201 and the water outlet 202 are distributed on the two sides of the cold and heat exchange box 2, so as to increase the distance between the two. The refrigerator 5 is arranged in the cold and heat exchange box 2 close to the water inlet 201, and the heater 6 is arranged close to the water outlet 202.

[0028] The refrigerator 5 comprises a semiconductor refrigerating sheet 501 fixed on the upper end of the cold-heat exchange box 2, and a heat dissipation fan 502 arranged on the upper end of the semiconductor refrigerating sheet 501. The semiconductor refrigerating sheet 501 is fixed on the cold-heat exchange box 2 through a mounting frame 504, and a heat conducting sheet 503 is arranged on the lower end of the semiconductor refrigerating sheet 501, which extends into the cold-heat exchange box 2 downward, and is made of aluminum or copper to increase the heat exchange area and realize rapid refrigeration or heating of water.

[0029] The heater 6 is a plurality of electric heating rods, one end of which is fixed on the side wall of the cold-heat exchange box 2, and the other end of which extends to the water outlet 202.

[0030] The water inlet 201 and the water outlet 202 of the cold-heat exchange box 2 are communicated with the circulating pipeline 4 through the pipeline joint 8.

[0031] As shown in Figure 3 and Figure 4 , the pipeline joint 8 comprises a female joint head 801 and a male joint head 802. The female joint head 801 is arranged at the water inlet 201 and the water outlet 202 of the cold-heat exchange box 2, and the male joint head 802 is arranged at the end of the circulating pipeline 4.

[0032] The joint ends of the female joint head 801 and the male joint head 802 are connected through a movable clamping jaw 808, the middle part of which is hinged to the female joint head 801, and the end of the movable clamping jaw 808 away from the male joint head 802 is provided with a reset spring 809, and the other end is provided with a clamping hook. The end of the male joint head 802 is provided with a radially protruding clamping edge.

[0033] The female joint head 801 and the male joint head 802 are both provided with a mounting cavity 803 and a water passing hole 804. The mounting cavity 803 is provided with a sealing ball 805 and a compression spring 806 for pressing the sealing ball 805 against the end of the water passing hole 804.

[0034] The water passing hole 804 of the female joint head 801 is provided with a movable water passing branch pipe 807. The length of the water passing branch pipe 807 is greater than the length of the two water passing holes 804. The two ends of the water passing branch pipe 807 are respectively provided with notches 811 which radially penetrate the inner and outer sides of the water passing branch pipe 807. When the water passing branch pipe 807 abuts against the sealing ball 805, the two water passing holes 804 can be communicated through the water passing branch pipe 807 and the notches 811.

[0035] The inner wall of the water passing hole 804 of the female joint head 801 is provided with an annular limiting groove 812, and the outer wall of the water passing branch pipe 807 is provided with a stop ring 813 which is arranged in the limiting groove 812.

[0036] The inner wall of the water passage hole 804 is provided with a sealing ring 810, which is sleeved on the outer side of the water passage branch pipe 807 to prevent water from penetrating out of the gap between the inner wall of the water passage hole 804 and the outer wall of the water passage branch pipe 807.

[0037] As shown in Figure 3 When the female connector 801 and the male connector 802 are connected, the two ends of the water passage branch pipe 807 abut against the two sealing balls 805 respectively and make the two sealing balls 805 move away from the corresponding water passage holes 804.

[0038] As shown in Figure 4 When the plug is pulled out, the two sealing balls 805 move to block the water passage holes 804 again under the action of the compression spring 806, so that water can be actively stopped during the plug-in and plug-out process to prevent water from flowing out of the female connector 801 and the male connector 802.

Claims

1. A cold and warm pad comprising a pad (1) and a cold and heat exchange tank (2), a circulation pipeline (3) is arranged in the pad (1), two ends of the circulation pipeline (3) are connected to the cold and heat exchange tank (2) through circulation pipes (4) respectively, characterized in that, The upper end of the cold and heat exchange box (2) is provided with a water inlet (201), the water inlet (201) is connected with the water outlet end of the circulation pipeline (3) through a circulation pipeline (4), the lower end of the cold and heat exchange box (2) is provided with a water outlet (202), the water outlet (202) is provided with a water pump (7), the water pump (7) is connected with the water inlet end of the circulation pipeline (3) through the circulation pipeline (4), the cold and heat exchange box (2) is provided with a refrigerator (5) near the water inlet (201) side and a heater (6) near the water outlet (202) side.

2. A cold and warm pack according to claim 1, characterized in that: The water inlet (201) and the water outlet (202) are distributed on the left and right sides of the cold and heat exchange box (2).

3. A cold and warm cushion according to claim 1 or 2, characterized in that: The refrigerator (5) comprises a semiconductor refrigeration sheet (501) fixed on the upper end of the cold and heat exchange box (2), and the upper end of the semiconductor refrigeration sheet (501) is provided with a heat dissipation fan (502).

4. A cold and warm pack according to claim 3, characterized in that: The lower end of the semiconductor refrigeration sheet (501) is provided with a heat conduction sheet (503) which extends downward into the cold and heat exchange box (2).

5. The cold and warm pack of claim 1, wherein: The cross-sectional shape of the circulation pipeline (3) is a flat mouth structure.

6. The cold and warm pack of claim 1, wherein: The water inlet (201) and the water outlet (202) of the cold and heat exchange box (2) are communicated with the circulation pipeline (4) through a pipeline joint (8).

7. A cold and warm cushion according to claim 6, characterized in that: The pipeline joint (8) comprises a female joint (801) and a male joint (802), the joint ends of the female joint (801) and the male joint (802) are connected through a movable clamping jaw (808), the female joint (801) and the male joint (802) are both provided with an installation cavity (803) and a water passing hole (804), the installation cavity (803) is provided with a sealing ball (805) and a compression spring (806) which abuts the sealing ball (805) against the end of the water passing hole (804), the water passing hole (804) of the female joint (801) is provided with a movable water passing branch pipe (807), when the female joint (801) and the male joint (802) are connected, the two ends of the water passing branch pipe (807) abut the two sealing balls (805) respectively and make the two sealing balls (805) move away from the corresponding water passing holes (804).

8. A cold and warm cushion according to claim 7, characterized in that: The inner wall of the water passing hole (804) of the female joint (801) is provided with an annular limiting groove (812), the outer wall of the water passing branch pipe (807) is provided with a stop ring (813), and the stop ring (813) is arranged in the limiting groove (812).

9. A cold and warm cushion according to claim 8, characterized in that: The two ends of the water passing branch pipe (807) are respectively provided with notches (811) which pass through the inner and outer sides of the water passing branch pipe (807) radially.

10. A cold and warm cushion according to claim 8, characterized in that: The inner wall of the water passing hole (804) is provided with a sealing ring (810), and the sealing ring (810) is sleeved on the outer side of the water passing branch pipe (807).

Images