Portable gas water heater

Abstract

The utility model discloses a portable gas water heater which comprises a machine body, a gas inlet connector and a first valve body, and the machine body is provided with a gas inlet end. The gas inlet connector comprises a gas inlet pipe and a gas outlet pipe, the gas outlet pipe is vertically arranged, one end of the gas outlet pipe is connected and communicated with the gas inlet end, the gas inlet pipe is transversely arranged, and one end of the gas inlet pipe is connected and communicated with the other end of the gas outlet pipe; one end of the first valve body is provided with a gas connector used for being connected with a gas tank or a gas cylinder, and the other end of the first valve body is provided with a first connecting sleeve which is detachably connected to the other end of the gas inlet pipe. Therefore, the detachable first connecting sleeve is connected to the gas inlet pipe, so that a gas tank or a gas cylinder can be quickly disassembled from the gas inlet connector, and the gas inlet connector is convenient and quick to assemble and disassemble. And meanwhile, the gas connectors can be flexibly connected with gas tanks or gas cylinders with different sizes, a user can select the gas tank or the gas cylinder with the small size, the carrying burden is reduced, potential safety hazards brought by the large-size gas tank in the transportation and storage process are reduced, and the use experience of the user is remarkably improved.

Description

Technical Field

[0001] The utility model relates to the technical field of gas water heaters, in particular to a portable gas water heater. Background Art

[0002] Existing portable gas water heaters have limitations in use, mainly manifested in that the gas inlet joint can only be connected to a large gas tank through a gas pipeline, which will cause users who are outdoors to carry large gas tanks, increasing the carrying burden; at the same time, the large gas tank is very heavy in weight, and requires multiple people or a cart to carry it when in use, which is very inconvenient.

[0003] In addition, large gas cylinders pose safety hazards during transportation, and improper storage can easily lead to explosion accidents. Utility Model Content

[0004] In order to overcome the defects of the above-mentioned prior art, the utility model provides a portable gas water heater, which adopts a detachable first connecting sleeve connected to the air inlet pipe, so that the gas tank or gas cylinder can be quickly disassembled and assembled with the air inlet joint, which is convenient and fast. At the same time, the gas interface can flexibly connect gas tanks or gas cylinders of different volumes, and users can choose small-volume gas tanks or gas cylinders to reduce the burden of carrying. This not only reduces the safety hazards brought by large-volume gas tanks during transportation and storage, but also significantly improves the user experience.

[0005] The technical solution adopted by the utility model to solve the problem is:

[0006] A portable gas water heater, comprising:

[0007] A body, which is provided with a gas inlet end;

[0008] An air inlet joint, comprising an air inlet pipe and an air outlet pipe, wherein the air outlet pipe is arranged vertically and one end of the air outlet pipe is connected to the gas inlet end, and the air inlet pipe is arranged horizontally and one end of the air outlet pipe is connected to the other end of the gas outlet pipe;

[0009] The first valve body has a gas interface for connecting to a gas tank or a gas bottle at one end and a first connecting sleeve at the other end. The first connecting sleeve is detachably connected to the other end of the air inlet pipe.

[0010] Furthermore, a first plug block is provided on the other end of the air intake pipe, and the first connecting sleeve is provided with a first slot matching with the first plug block, and the first slot is plug-connected with the first plug block so that the first connecting sleeve is connected to the air intake pipe.

[0011] Furthermore, the first valve body is a pressure reducing valve, and the first connecting sleeve and the air intake pipe are a non-reversible quick connector structure.

[0012] Furthermore, the gas outlet pipe is provided with a first clamping block, the gas inlet end is provided with a first clamping slot, and the gas outlet pipe is connected to the gas inlet end by clamping the first clamping block with the first clamping slot;

[0013] Wherein, the first clamping block is also provided with a first groove for installing a sealing ring.

[0014] Furthermore, the gas inlet end is further provided with a first convex edge, and the first convex edge is provided with a first mounting hole; the gas outlet pipe is provided with a second convex edge, and the second convex edge is provided with a first through hole;

[0015] When the first clamping block is connected to the first clamping groove, the first mounting hole is communicated with the first through hole and is connected to the first mounting hole after a fastener passes through the first through hole, so as to fix the air intake connector to the gas intake end.

[0016] Furthermore, it also includes a water channel joint, and the machine body is also provided with a cold water inlet end and a hot water outlet end; two water channel joints are provided and are respectively installed on the cold water inlet end and the hot water outlet end.

[0017] Furthermore, it also includes a second connecting sleeve, the water channel joint includes a first tube body arranged vertically and a second tube body arranged horizontally, the cold water inlet end and the hot water outlet end are both provided with a second clamping groove, and one end of the first tube body is provided with a second clamping block clamped with the second clamping groove;

[0018] A second plug block is provided at the other end of the second tube body, and a second slot connected to the second plug block is provided at one end of the second connecting sleeve so that the second connecting sleeve can be detachably connected to one end of the second tube body; the other end of the second connecting sleeve is used to connect to an external pipeline.

[0019] Furthermore, the second connecting sleeve and the second pipe body are a self-locking quick connector structure.

[0020] Furthermore, a heat exchanger is provided in the body, and the heat exchanger is provided with a cold water inlet pipe and a hot water outlet pipe, the cold water inlet pipe is connected to the cold water inlet end, and the hot water outlet pipe is connected to the hot water outlet end.

[0021] Furthermore, a second valve body and a burner are also provided in the body, the inlet end of the second valve body is connected to the gas inlet end, and the outlet end of the second valve body is connected to the gas inlet of the burner.

[0022] In summary, the utility model has the following technical effects:

[0023] 1. The portable gas water heater of the utility model adopts a detachable non-return type quick connector structure, so that the gas tank or gas cylinder can be quickly disassembled and assembled with the gas inlet connector, which is convenient and quick. At the same time, the gas interface can flexibly connect gas tanks or gas cylinders of different volumes. Users can choose small-volume gas tanks or gas cylinders to reduce the burden of carrying. This not only reduces the safety hazards brought by large-volume gas tanks during transportation and storage, but also significantly improves the user experience.

[0024] 2. The portable gas water heater of the utility model adopts a detachable self-locking quick connector structure, so that the external pipes connected to the water pipe connector can be quickly disassembled and assembled, plug and play, and the operation is convenient and quick. This not only avoids the need to use special tools to disassemble and assemble the external pipes, but also significantly reduces the user's carrying burden and improves the user's experience. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 This is a schematic diagram of the structure of the portable gas water heater of the utility model;

[0026] Figure 2 This is a schematic diagram of the internal structure of the portable gas water heater of the utility model;

[0027] Figure 3 for Figure 2 The enlarged schematic diagram of the middle A part;

[0028] Figure 4 This is a schematic diagram of the structure of the gas inlet end of the portable gas water heater of the utility model;

[0029] Figure 5 This is a schematic diagram of the structure of the air inlet connector in the portable gas water heater of the utility model;

[0030] Figure 6 This is a schematic diagram of the structure of the first valve body in the portable gas water heater of the utility model;

[0031] Figure 7 It is a schematic diagram of the structure of the water channel joint in the portable gas water heater of the utility model.

[0032] The meanings of the reference numerals are as follows:

[0033] 1. Body; 11. Gas inlet; 111. First slot; 112. First convex edge; 1121. First mounting hole; 12. Cold water inlet; 13. Hot water outlet; 14. Second slot; 141. Third convex edge; 1411. Second mounting hole; 15. Second valve body; 151. First adjustment knob; 16. Third valve body; 161. Second adjustment knob; 17. Burner; 18. Heat exchanger; 181. Cold water inlet pipe; 182. Hot water outlet pipe; 19. Handle; 2. Inlet joint; 21. Outlet pipe; 21 1. First clamping block; 2111. First groove; 212. Second convex edge; 2121. First through hole; 22. Air inlet pipe; 221. First plug-in block; 3. First valve body; 31. First connecting sleeve; 311. First slot; 32. Gas interface; 4. Waterway joint; 41. First tube body; 411. Second clamping block; 4111. Second groove; 412. Fourth convex edge; 4121. Second through hole; 42. Second tube body; 421. Second plug-in block; 5. Second connecting sleeve; 6. External hot water pipe; 7. External cold water pipe; 8. Gas tank. DETAILED DESCRIPTION

[0034] For better understanding and implementation, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0035] In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" etc. indicating directions or positional relationships are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the modules or components referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0036] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention.

[0037] like Figure 1-7A portable gas water heater shown in the figure comprises a body 1, an air inlet connector 2 and a first valve body 3, the body 1 is provided with a gas inlet end 11; the air inlet connector 2 comprises an air inlet pipe 22 and an air outlet pipe 21, the air outlet pipe 21 is arranged vertically and one end thereof is connected to the gas inlet end 11, the air inlet pipe 22 is arranged horizontally and one end thereof is connected to the other end of the air outlet pipe 21; one end of the first valve body 3 is provided with a gas interface 32 for connecting to a gas tank 8 or a gas cylinder, and the other end thereof is provided with a first connecting sleeve 31, and the first connecting sleeve 31 is detachably connected to the other end of the air inlet pipe 22.

[0038] Based on the above structure, when using the portable gas water heater of the utility model, the first connecting sleeve 31 provided at the other end of the first valve body 3 is sleeved on the other end of the intake pipe 22 of the intake joint 2, and the gas tank 8 or gas cylinder is installed on the gas interface 32 to supply gas to the gas water heater. Since the first connecting sleeve 31 is detachably connected to the other end of the intake pipe 22, when disassembling the first valve body 3, it is only necessary to remove the first connecting sleeve 31 from the intake pipe 22. Therefore, the detachable first connecting sleeve 31 is connected to the intake pipe 22, so that the user can quickly disassemble and assemble the first valve body 3 and the intake joint 2. Of course, the gas interface 32 provided at one end of the first valve body 3 is connected to the gas tank 8 or gas cylinder, so that the user can install the gas tank 8 or gas cylinder conveniently and quickly.

[0039] It should be noted that, in the present embodiment, the gas interface 32 is universal with the interface of the gas tank 8 or gas cylinder, and can flexibly connect gas tanks 8 or gas cylinders of different volumes, such as portable gas tanks, household gas tanks or small gas cylinders, etc.; users can choose small-volume gas tanks 8 or gas cylinders to reduce the user's carrying burden when traveling outdoors, reduce the safety hazards caused by users carrying large-volume gas tanks during transportation and storage, and significantly improve the user's experience.

[0040] Of course, without affecting the detachable connection between the first connecting sleeve 31 and the air inlet connector 2, the first connecting sleeve 31 can be set on the gas pipeline to facilitate the connection of a larger gas tank 8 or gas cylinder with the air inlet connector 2 through the gas pipeline for gas supply, or the first connecting sleeve 31 can be set on the natural gas pipeline to realize the connection of the external gas pipeline with the air inlet connector 2 for gas supply. No specific restrictions are made here.

[0041] See also Figure 5-6 A first plug block 221 is provided on the other end of the intake pipe 22, and a first connecting sleeve 31 is provided with a first slot 311 matching with the first plug block 221. The first slot 311 is plug-connected with the first plug block 221 to connect the first connecting sleeve 31 with the intake pipe 22; specifically, in the present embodiment, the first valve body 3 is a pressure reducing valve, and the first connecting sleeve 31 and the intake pipe 22 are a non-reversible quick connector structure to facilitate quick disassembly and assembly with the intake pipe 22.

[0042] It should be noted that, in this embodiment, the non-return type quick connector structure is also called a sliding sleeve type connector structure, which can realize the rapid disassembly and assembly of the air pipe or water pipe; that is, the air inlet pipe 22 is the male connector of the sliding sleeve type connector structure, and the first connecting sleeve 31 is the female connector of the sliding sleeve type connector structure.

[0043] See also Figure 2-5 The gas outlet pipe 21 is provided with a first clamping block 211, and the gas inlet end 11 is provided with a first clamping groove 111. The gas outlet pipe 21 is connected to the gas inlet end 11 by clamping the first clamping block 211 with the first clamping groove 111; wherein, the first clamping block 211 is also provided with a first groove 2111 for installing a sealing ring.

[0044] Specifically, the gas inlet end 11 is also provided with a first flange 112, and a first mounting hole 1121 is opened on the first flange 112; the gas outlet pipe 21 is provided with a second flange 212, and a first through hole 2121 is opened on the second flange 212; when the first clamping block 211 is connected to the first clamping groove 111, the first mounting hole 1121 is communicated with the first through hole 2121 and is connected to the first mounting hole 1121 after passing through the first through hole 2121 by a fastener, so as to fix the gas inlet connector 2 to the gas inlet end 11.

[0045] Of course, during installation, the sealing ring is sleeved into the first groove 2111 on the first clamping block 211, and then the first clamping block 211 is clamped with the first clamping groove 111 and the first through hole 2121 is aligned and connected with the first mounting hole 1121. Then, a fastener is used to pass through the first through hole 2121 and connect with the first mounting hole 1121 to fix the air intake connector 2 with the gas inlet end 11. The sealing ring is used to seal the connection between the air intake connector 2 and the gas inlet end 11 to avoid leakage at the connection and cause safety hazards.

[0046] It should be noted that, in this embodiment, the first mounting hole 1121 can be a through hole or a screw hole, and no specific limitation is made here.

[0047] Furthermore, the portable gas water heater of the utility model also includes a water connection joint 4, and the body 1 is also provided with a cold water inlet end 12 and a hot water outlet end 13; two water connection joints 4 are provided and are respectively installed on the cold water inlet end 12 and the hot water outlet end 13.

[0048] See also Figure 1 , Figure 5The portable gas water heater of the utility model also includes a second connecting sleeve 5, the water channel joint 4 includes a first tube body 41 arranged vertically and a second tube body 42 arranged horizontally, the cold water inlet end 12 and the hot water outlet end 13 are both provided with a second card slot 14, one end of the first tube body 41 is provided with a second card block 411 engaged with the second card slot 14, and the second card block 411 is also provided with a second groove 4111 for installing a sealing ring; the other end of the second tube body 42 is provided with a second plug block 421, and one end of the second connecting sleeve 5 is provided with a second slot (not shown in the figure) engaged with the second plug block 421, so that the second connecting sleeve 5 can be detachably connected to one end of the second tube body 42; wherein, the other end of the second connecting sleeve 5 is used to be connected to an external pipeline.

[0049] Of course, the cold water inlet end 12 and the hot water outlet end 13 are both provided with a third flange 141, and a second mounting hole 1411 is opened on the third flange 141; the first tube body 41 is also provided with a fourth flange 412, and a second through hole 4121 is also opened on the fourth flange 412. When installing the water channel connector 4, the sealing ring is sleeved in the second groove 4111, and the second clamping block 411 is clamped with the second clamping groove 14, and the second through hole 4121 is aligned with the second mounting hole 1411, and a fastener is used to pass through the second through hole 4121 and then connected to the second mounting hole 1411 to fix the water channel connector 4 on the cold water inlet end 12 and / or the hot water outlet end 13.

[0050] It should be noted that, in this embodiment, the second mounting hole 1411 may be a screw hole or a through hole, and no specific limitation is made herein.

[0051] Specifically, in the present embodiment, two second connecting sleeves 5 are also provided and are respectively sleeved on and connected to one of the water channel joints 4 installed on the cold water inlet end 12, and to the other water channel joint 4 installed on the hot water outlet end 13; one of the second connecting sleeves 5 connected to the cold water inlet end 12 realizes cold water inlet through the external cold water pipe 7, and the other second connecting sleeve 5 connected to the hot water outlet end 13 realizes hot water outlet through the external hot water pipe 6 for user use.

[0052] Among them, in this embodiment, the second connecting sleeve 5 and the second tube body 42 are self-locking quick connector structures, so as to facilitate the rapid disassembly and assembly of the external hot water pipe 6 and / or the external cold water pipe 7, realize plug and play, and the operation is convenient and fast, while also avoiding the need to use additional tools for disassembly and assembly of the external hot water pipe 6 and the external cold water pipe 7.

[0053] It should be noted that, in the present embodiment, the self-locking quick connector structure is a C-type self-locking quick connector, the second tube body 42 is the male connector of the C-type self-locking quick connector, and the second connecting sleeve 5 is the female connector of the C-type self-locking quick connector. When in use, installation and disassembly can be achieved by plugging or disengaging the second slot of the second connecting sleeve 5 and the second plug block 421.

[0054] See also Figure 4 A heat exchanger 18 is also provided in the body 1. The heat exchanger 18 is provided with a cold water inlet pipe 181 and a hot water outlet pipe 182. The cold water inlet pipe 181 is connected to the cold water inlet end 12, and the hot water outlet pipe 182 is connected to the hot water outlet end 13.

[0055] Specifically, a second valve body 15 and a burner 17 are further provided in the body 1 . The inlet end of the second valve body 15 is connected to the gas inlet end 11 , and the outlet end of the second valve body 15 is connected to the gas inlet port of the burner 17 .

[0056] Among them, the body 1 is also provided with a first adjusting knob 151 and a second adjusting knob 161. The first adjusting knob 151 is connected to the second valve body 15 and is used to adjust the amount of gas entering the burner 17; the body 1 is also provided with a third valve body 16 located on the cold water inlet pipe 181, and the second adjusting knob 161 is connected to the third valve body 16 and is used to adjust the amount of cold water entering the heat exchanger 18, thereby adjusting the hot water outlet of its hot water outlet pipe 182.

[0057] Specifically, in this embodiment, a handle 19 is provided on the top of the body 1 for users to hang or carry.

[0058] It should be noted that the portable gas water heater of the present invention can be used outdoors or at home.

[0059] In summary, the portable gas water heater of the utility model adopts a detachable non-return type quick connector structure, so that the gas tank 8 or gas cylinder can be quickly disassembled and assembled with the gas inlet connector 2, which is convenient and quick. At the same time, the gas interface 32 can flexibly connect gas tanks 8 or gas cylinders of different volumes, and users can choose small-volume gas tanks 8 or gas cylinders to reduce the burden of carrying. This not only reduces the safety hazards brought by large-volume gas tanks during transportation and storage, but also significantly improves the user experience.

[0060] The portable gas water heater of the utility model adopts a detachable self-locking quick connector structure, so that the external pipes connected to the water pipe connector 4 can be quickly disassembled and assembled, plug and play, and the operation is convenient and quick. This not only avoids the need to use special tools to disassemble and assemble the external pipes, but also significantly reduces the user's carrying burden and improves the user's experience.

[0061] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

[0062] It should be understood that the orientations or positional relationships indicated by the terms "top", "bottom", "inside", "outside", etc. are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the modules or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0063] In addition, in the description of the present utility model, "multiple" and "several" mean two or more than two, unless otherwise clearly and specifically defined.

[0064] The technical means disclosed in the solution of the utility model are not limited to the technical means disclosed in the above-mentioned implementation mode, but also include technical solutions composed of any combination of the above technical features. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the utility model, and these improvements and modifications are also regarded as the protection scope of the utility model.

Claims

1. A portable gas water heater, characterized in that: include: A body, which is provided with a gas inlet end; An air inlet joint, comprising an air inlet pipe and an air outlet pipe, wherein the air outlet pipe is arranged vertically and one end of the air outlet pipe is connected to the gas inlet end, and the air inlet pipe is arranged horizontally and one end of the air outlet pipe is connected to the other end of the gas outlet pipe; The first valve body has a gas interface for connecting to a gas tank or a gas bottle at one end and a first connecting sleeve at the other end. The first connecting sleeve is detachably connected to the other end of the air inlet pipe.

2. The portable gas water heater according to claim 1, characterized in that: A first plug block is disposed on the other end of the air intake pipe, and the first connecting sleeve is provided with a first slot matched with the first plug block, and the first slot is plug-connected with the first plug block so that the first connecting sleeve is connected to the air intake pipe.

3. The portable gas water heater according to claim 2, characterized in that: The first valve body is a pressure reducing valve, and the first connecting sleeve and the air intake pipe are a non-reversible quick connector structure.

4. The portable gas water heater according to any one of claims 1 to 3, characterized in that: The gas outlet pipe is provided with a first clamping block, the gas inlet end is provided with a first clamping slot, and the gas outlet pipe is connected to the gas inlet end by clamping the first clamping block with the first clamping slot; Wherein, the first clamping block is also provided with a first groove for installing a sealing ring.

5. The portable gas water heater according to claim 4, characterized in that: The gas inlet end is also provided with a first convex edge, and the first convex edge is provided with a first mounting hole; the gas outlet pipe is provided with a second convex edge, and the second convex edge is provided with a first through hole; When the first clamping block is connected to the first clamping groove, the first mounting hole is communicated with the first through hole and is connected to the first mounting hole after a fastener passes through the first through hole, so as to fix the air intake connector to the gas intake end.

6. The portable gas water heater according to any one of claims 1 to 3, characterized in that: It also includes a water channel joint, and the machine body is also provided with a cold water inlet end and a hot water outlet end; two water channel joints are provided and are respectively installed on the cold water inlet end and the hot water outlet end.

7. The portable gas water heater according to claim 6, characterized in that: It also includes a second connecting sleeve, the water channel joint includes a first tube body arranged vertically and a second tube body arranged horizontally, the cold water inlet end and the hot water outlet end are both provided with a second clamping groove, and one end of the first tube body is provided with a second clamping block clamped with the second clamping groove; A second plug block is provided at the other end of the second tube body, and a second slot connected to the second plug block is provided at one end of the second connecting sleeve so that the second connecting sleeve can be detachably connected to one end of the second tube body; the other end of the second connecting sleeve is used to connect to an external pipeline.

8. The portable gas water heater according to claim 7, characterized in that: The second connecting sleeve and the second pipe body are a self-locking quick connector structure.

9. The portable gas water heater according to claim 6, characterized in that: A heat exchanger is also provided in the machine body. The heat exchanger is provided with a cold water inlet pipe and a hot water outlet pipe. The cold water inlet pipe is connected to the cold water inlet end, and the hot water outlet pipe is connected to the hot water outlet end.

10. The portable gas water heater according to claim 9, characterized in that: A second valve body and a burner are also provided in the body, wherein the inlet end of the second valve body is connected to the gas inlet end, and the outlet end of the second valve body is connected to the gas inlet of the burner.

Images