Preheating device for fuel gas heating hot water pipe

Abstract

The utility model relates to the technical field of gas heating, and discloses a gas heating hot water pipe preheating device which comprises a hot water pipeline, the rear side of the hot water pipeline is fixedly connected with a boiler, the front side of the hot water pipeline is fixedly connected with a water outlet switch, and the front side of the water outlet switch is fixedly connected with a faucet. Two water distribution pipes are fixedly connected to the periphery of the middle of the hot water pipeline, connecting pipes are slidably connected to the ends, away from the hot water pipeline, of the two water distribution pipes, circulating water pipes are slidably connected to the ends, away from the water distribution pipes, of the connecting pipes, and sealing rings are slidably connected to the left side and the right side of the interior of each connecting pipe. The two sealing rings abut against the water distribution pipe and the circulating water pipe respectively. According to the utility model, the connecting pipe, the sealing ring, the circulating water pipe, the rotating handle and the control valve are matched with one another, the water distribution pipe and the circulating water pipe are connected through the connecting pipe, and hot water is transferred and stored into the heat preservation assembly through the water distribution pipe and the connecting pipe when the hot water is stopped being used.

Description

Technical Field

[0001] The utility model relates to the technical field of gas heating, in particular to a gas heating hot water pipe preheating device. Background Art

[0002] Gas heating refers to a boiler that uses gas combustion to heat boiler water to meet people's heating needs. Gas includes natural gas and city gas. The heated boiler water flows into the hot water switch through the hot water pipe, thereby realizing the use of hot water. However, after the use of hot water is stopped, the hot water that is suppressed inside the hot water pipe will lower its temperature in the hot water pipe, causing the user to turn on the faucet for a long time, and the water flowing out is cold, affecting the user's experience. Therefore, a gas heating hot water pipe preheating device is proposed to solve the above problem. Utility Model Content

[0003] In order to make up for the above shortcomings, the utility model provides a gas heating hot water pipe preheating device, which aims to improve the problem in the prior art that when a user turns on the faucet, only cold water flows out for a long time.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a gas heating hot water pipe preheating device, comprising a hot water pipe, the rear side of the hot water pipe is fixedly connected to a boiler, the front side of the hot water pipe is fixedly connected to a water outlet switch, the front side of the water outlet switch is fixedly connected to a faucet, two water distribution pipes are fixedly connected to the middle periphery of the hot water pipe, the two water distribution pipes are slidably connected to a connecting pipe at one end away from the hot water pipe, the connecting pipe is slidably connected to a circulating water pipe at one end away from the water distribution pipe, sealing rings are slidably connected to the left and right sides of the inside of the connecting pipe, and the two sealing rings are respectively abutted against the water distribution pipes and the circulating water pipe, the top of the connecting pipe is slidably connected to a turning handle, the bottom of the turning handle is fixedly connected to a control gate, and the end of the circulating water pipe away from the connecting pipe is fixedly connected to an insulation component.

[0005] Furthermore, the insulation component includes a heating pipe, which is fixedly connected to the ends of the two circulating water pipes facing each other. The top of the heating pipe is fixedly connected to an insulation water tank, the front and rear sides of the insulation water tank are fixedly connected to water pumps, the side far from the two water pumps is fixedly connected to a protective frame, and the front and rear sides of the heating pipe are fixedly connected to connecting components.

[0006] Furthermore, the connecting assembly includes two installation frames, the two installation frames are fixedly connected with compression springs inside, one end of the compression spring is fixedly connected to a limiting plate, the side of the limiting plate away from the compression spring is fixedly connected with a clamping block, and the side of the limiting plate close to the compression spring is fixedly connected with a fixing rod.

[0007] Furthermore, sealing grooves are provided on both left and right sides of the interior of the connecting pipe, and the sealing ring is fixedly connected in the sealing grooves.

[0008] Furthermore, a slide groove is provided inside the installation frame, and the limiting plate is slidably connected inside the slide groove.

[0009] Furthermore, a card slot is provided inside the protection frame, and the card block is embedded in the card slot.

[0010] Furthermore, one end of the fixing rod away from the limiting plate is rotatably connected to a pulling rod.

[0011] Furthermore, the circulating water pipe and the heating pipe are both made of thermal insulation materials.

[0012] The utility model has the following beneficial effects:

[0013] 1. In the utility model, through the cooperation between the connecting pipe, the sealing ring, the circulating water pipe, the turning handle and the control valve, the water distribution pipe and the circulating water pipe are connected through the connecting pipe. When the hot water is stopped, the hot water is transferred to the insulation component through the water distribution pipe and the connecting pipe. When it is needed again, it returns to the hot water pipe through the water distribution pipe and the circulating water pipe to achieve the preheating effect.

[0014] 2. In the utility model, through the insulation component and the connecting component, after the hot water enters the heating pipe, the water is pumped into the insulation water tank for heating and insulation through the water pump. The insulation component is protected from dust pollution by adding a protective frame, and the protective frame is fixed to the heating pipe through the connecting component. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a three-dimensional schematic diagram of a gas heating hot water pipe preheating device proposed by the utility model;

[0016] Figure 2 This is a structural schematic diagram of a connecting pipe of a gas heating hot water pipe preheating device proposed by the utility model;

[0017] Figure 3 The utility model provides a schematic structural diagram of a compression spring of a gas heating hot water pipe preheating device.

[0018] Legend:

[0019] 1. Hot water pipe; 2. Boiler; 3. Water outlet switch; 4. Faucet; 5. Water distribution pipe; 6. Installation frame; 7. Protection frame; 8. Heating pipe; 9. Insulated water tank; 10. Water pump; 11. Pull rod; 12. Fixed rod; 13. Compression spring; 14. Limit plate; 15. Block; 16. Slide; 17. Slot; 18. Circulating water pipe; 19. Turn handle; 20. Control gate; 21. Sealing ring; 22. Connecting pipe. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] Reference Figure 1-2 The utility model provides an embodiment: a gas heating hot water pipe preheating device, comprising a hot water pipe 1, a boiler 2 is fixedly connected to the rear side of the hot water pipe 1, a water outlet switch 3 is fixedly connected to the front side of the hot water pipe 1, a faucet 4 is fixedly connected to the front side of the water outlet switch 3, two water distribution pipes 5 are fixedly connected to the middle periphery of the hot water pipe 1, one end of the two water distribution pipes 5 away from the hot water pipe 1 is slidably connected to a connecting pipe 22, one end of the connecting pipe 22 away from the water distribution pipe 5 is slidably connected to a circulating water pipe 18, sealing rings 21 are slidably connected to the left and right sides of the inside of the connecting pipe 22, the two sealing rings 21 are respectively abutted against the water distribution pipe 5 and the circulating water pipe 18, a turning handle 19 is slidably connected to the top of the connecting pipe 22, and a control gate 20 is fixedly connected to the bottom of the turning handle 19.

[0022] Specifically, the hot water pipe 1 is used to transport hot water boiled by the boiler 2, the water distribution pipe 5 is used to divide the water in the hot water pipe 1 into the circulating water pipe 18, the control gate 20 is used to control the entry and exit of hot water, the sealing ring 21 is used to provide sealing to prevent hot water from leaking, and the turn handle 19 is used to control the control gate 20. When the faucet 4 and the water outlet switch 3 are turned on, the control gate 20 is closed and the hot water will only flow in the hot water pipe 1. When the faucet 4 and the water outlet switch 3 are closed, the control gate 20 is opened and the hot water is diverted through the water distribution pipe 5. The hot water flows from the hot water pipe 1 into the water distribution pipe 5, and then enters the circulating water pipe 18 through the connecting pipe 22 for circulation, preheating and insulation. When hot water is needed again, the insulated hot water flows into the water distribution pipe 5 from the circulating water pipe 18 at the other end, and flows from the water distribution pipe 5 into the hot water pipe 1 and mixes with the water in the boiler 2 and flows out.

[0023] Reference Figure 1 and Figure 3The end of the circulating water pipe 18 away from the connecting pipe 22 is fixedly connected to the insulation component, and the insulation component includes a heating pipe 8, and the heating pipe 8 is fixedly connected to the ends of the two circulating water pipes 18 facing each other. The top of the heating pipe 8 is fixedly connected to an insulation water tank 9, and the front and rear sides of the insulation water tank 9 are fixedly connected to water pumps 10. The far side of the two water pumps 10 is fixedly connected to a protection frame 7, and the front and rear sides of the heating pipe 8 are fixedly connected to a connecting component, and the connecting component includes two mounting frames 6, and the interiors of the two mounting frames 6 are fixedly connected to compression springs 13, and one end of the compression spring 13 is fixedly connected to a limiting plate 1 4. A clamping block 15 is fixedly connected to the side of the limit plate 14 away from the compression spring 13, and a fixing rod 12 is fixedly connected to the side of the limit plate 14 close to the compression spring 13. Sealing grooves are provided on both sides of the inside of the connecting pipe 22, and the sealing ring 21 is specifically fixedly connected in the sealing groove. A sliding groove 16 is provided inside the mounting frame 6, and the limit plate 14 is slidably connected inside the sliding groove 16. A clamping groove 17 is provided inside the protection frame 7, and the clamping block 15 is embedded in the clamping groove 17. The end of the fixing rod 12 away from the limit plate 14 is rotatably connected to the pull rod 11, and the circulating water pipe 18 and the heating pipe 8 are both made of thermal insulation material.

[0024] Specifically, the heating pipe 8 is used to contain hot water, the circulating water pipe 18 is used to provide the flow of hot water, the insulated water tank 9 is used to heat the insulated hot water, the water pump 10 is used to pump the hot water, the protection frame 7 is used to protect the outside of the insulated water tank 9, the block 15 is used to fix the installation frame 6 and the protection frame 7, the limit plate 14 is used to limit the compression spring 13, the compression spring 13 is used to provide elastic support, the fixing rod 12 is used to transmit movement, and the pull rod 11 is used to generate tension. By installing the protection frame 7 to protect the outside of the insulated water tank 9, the protection frame 7 is installed in the installation frame 6, and the The protection frame 7 and the installation frame 6 are fixed by the clamping block 15. By pulling the pull rod 11, the fixing rod 12 drives the limit plate 14 to squeeze the compression spring 13, and the clamping block 15 enters the slide groove 16. After the protection frame 7 is placed in the installation frame 6, the pull rod 11 is released, the compression spring 13 is reset, and the limit plate 14 pushes the clamping block 15 to be embedded in the clamping groove 17, so that the protection frame 7 can be fixed. The hot water can be pumped into the insulated water tank 9 through the water pump 10, and the pumped hot water is insulated by the insulated water tank 9 to ensure that the water temperature in the insulated hot water pipe 1 will not drop when it is used next time.

[0025] Working principle: When in use, fix the insulated water tank 9 and the water pump 10 on the outer periphery of the heating pipe 8, install the protection frame 7 into the installation frame 6, pull the pull rod 11, the fixing rod 12 pulls the limit plate 14 to squeeze the compression spring 13, and the block 15 slides into the slide groove 16, then put the protection frame 7 into the installation frame 6 and then release the pull rod 11, the compression spring 13 resets to generate thrust to push the limit plate 14, and the block 15 is embedded in the card groove 17 to complete the installation.

[0026] When the water outlet switch 3 and the faucet 4 are turned on, the control gate 20 is closed to prevent hot water from entering the water distribution pipe 5. When the water outlet switch 3 and the faucet 4 are turned off, the control gate 20 is opened, and hot water enters the heating pipe 8 through the water distribution pipe 5 and the connecting pipe 22 for heating and heat preservation.

[0027] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A gas heating hot water pipe preheating device, comprising a hot water pipe (1), characterized in that: The rear side of the hot water pipe (1) is fixedly connected to a boiler (2), the front side of the hot water pipe (1) is fixedly connected to a water outlet switch (3), the front side of the water outlet switch (3) is fixedly connected to a faucet (4), the middle outer periphery of the hot water pipe (1) is fixedly connected to two water distribution pipes (5), the ends of the two water distribution pipes (5) away from the hot water pipe (1) are slidably connected to a connecting pipe (22), the ends of the connecting pipe (22) away from the water distribution pipe (5) are slidably connected to a circulating water pipe (18), the left and right sides of the interior of the connecting pipe (22) are slidably connected to sealing rings (21), the two sealing rings (21) are respectively in contact with the water distribution pipes (5) and the circulating water pipe (18), the top of the connecting pipe (22) is slidably connected to a turning handle (19), the bottom of the turning handle (19) is fixedly connected to a control gate (20), and the end of the circulating water pipe (18) away from the connecting pipe (22) is fixedly connected to a heat preservation component.

2. A gas heating hot water pipe preheating device according to claim 1, characterized in that: The heat preservation component comprises a heating pipe (8), the heating pipe (8) is fixedly connected to one end of the two circulating water pipes (18) facing each other, the top of the heating pipe (8) is fixedly connected to a heat preservation water tank (9), the front and rear sides of the heat preservation water tank (9) are fixedly connected to water pumps (10), the far side of the two water pumps (10) is fixedly connected to a protection frame (7), and the front and rear sides of the heating pipe (8) are fixedly connected to connection components.

3. A gas heating hot water pipe preheating device according to claim 2, characterized in that: The connection assembly comprises two installation frames (6), the interiors of the two installation frames (6) are fixedly connected with compression springs (13), one end of the compression spring (13) is fixedly connected with a limiting plate (14), a side of the limiting plate (14) away from the compression spring (13) is fixedly connected with a clamping block (15), and a side of the limiting plate (14) close to the compression spring (13) is fixedly connected with a fixing rod (12).

4. A gas heating hot water pipe preheating device according to claim 1, characterized in that: The connecting pipe (22) has sealing grooves on both left and right sides thereof, and the sealing ring (21) is fixedly connected in the sealing grooves.

5. A gas heating hot water pipe preheating device according to claim 3, characterized in that: A sliding groove (16) is provided inside the installation frame (6), and the limiting plate (14) is slidably connected inside the sliding groove (16).

6. A gas heating hot water pipe preheating device according to claim 3, characterized in that: A card slot (17) is provided inside the protection frame (7), and the card block (15) is embedded in the card slot (17).

7. A gas heating hot water pipe preheating device according to claim 3, characterized in that: One end of the fixing rod (12) away from the limiting plate (14) is rotatably connected to a pull rod (11).

8. A gas heating hot water pipe preheating device according to claim 2, characterized in that: The circulating water pipe (18) and the heating pipe (8) are both made of heat-insulating materials.

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