CN210345845U

CN210345845U - Positive displacement gas water heater with double heat exchange devices

Info

Publication number: CN210345845U
Application number: CN201920848237.3U
Authority: CN
Inventors: 刘伟俊; 林华; 古金河
Original assignee: Guangdong Oaosm Energy Saving Equipment Co ltd
Current assignee: Guangdong Oaosm Energy Saving Equipment Co ltd
Priority date: 2019-06-06
Filing date: 2019-06-06
Publication date: 2020-04-17
Anticipated expiration: 2029-06-06

Abstract

The utility model discloses a positive displacement gas water heater with double heat exchange devices, which comprises a furnace body, wherein the bottom of the furnace body is sequentially provided with a water pump and a water storage tank from left to right, and the positive displacement gas water heater also comprises a plurality of heat exchange devices, and the plurality of heat exchange devices are all provided with a water inlet pipe and a water outlet pipe; the heat exchange device is connected with the water pump through the water inlet pipe, the heat exchange device is connected with the water storage tank through the water outlet pipe, the water inlet pipe and the water outlet pipe jointly form a channel for water to pass through the heat exchange device, each heat exchange device does not interfere with the corresponding channel mutually, and the plurality of heat exchange devices are matched with each other to work in a way, supplement each other and are mutually independent, so that the working efficiency of the gas water heater is greatly improved.

Description

Positive displacement gas water heater with double heat exchange devices

Technical Field

The utility model relates to a volume water heater technical field especially relates to a two heat transfer device's positive displacement gas water heater.

Background

The gas water heater is equipment which adopts gas as energy and heats water through heat generated by gas combustion to ensure that the water temperature meets the requirements of life, heating, production process and the like, and the gas water heater is widely used due to the advantages of high heating speed, large water yield, stable temperature and the like.

At present, the heat transfer device in the gas hot water boiler on the market is mostly provided with one, when meeting some cold weather, the temperature can not reach the predetermined temperature at all times, sometimes the heat transfer equipment is damaged, just can't use and provide the hot water, and extremely inconvenient among the daily life, gas hot water boiler in addition, though installed two heat transfer device, its inner structure is complicated, and independent each other, it is extremely inconvenient to maintain, consequently, it is necessary to develop a neotype gas hot water boiler.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a two heat transfer device's positive displacement gas water heater, the work of mutually supporting between a plurality of heat transfer device, supplement each other and become, and mutual independence makes the work efficiency of gas water heater improve greatly.

In order to achieve the above purpose, the technical scheme of the utility model has:

a positive displacement gas water heater with double heat exchange devices comprises a furnace body, wherein a water pump and a water storage tank are sequentially arranged at the bottom of the furnace body from left to right, the positive displacement gas water heater also comprises a plurality of heat exchange devices, and a water inlet pipe and a water outlet pipe are respectively arranged on each of the plurality of heat exchange devices; the heat exchange device is connected with the water pump through a water inlet pipe, the heat exchange device is connected with the water storage tank through a water outlet pipe, the water inlet pipe and the water outlet pipe jointly form a channel through which water passes through the heat exchange device, and each heat exchange device and the corresponding channel of the heat exchange device are not interfered with each other.

The heat exchange device is provided with two heat exchange devices, a three-way valve is arranged on a water outlet of the water pump, and the water pump is communicated with the two water inlet pipes on the heat exchange device through the three-way valve.

The furnace body is internally and vertically provided with a mounting bar, the mounting bar is provided with two mounting boxes, the mounting boxes are arranged at intervals and are arranged above the water pump, and the heat exchange device is mounted in the mounting boxes.

Wherein, still the installation is fixed with exhaust device in the install bin, exhaust device sets up the heat transfer device top, exhaust device is including discharging fume pipe, fan, wind pressure pipe and collection petticoat pipe, the fan is fixed on the install bin, the fan top is connected discharge fume the pipe, fan one side with the wind pressure union coupling, collection petticoat pipe covers and establishes on the fan.

The heat exchange device comprises a combustor, a combustion chamber and a heat exchanger, wherein the combustion chamber is arranged at the upper part of the combustor, and a heat insulation plate is arranged on the outer side wall body of the combustion chamber; the heat exchanger is arranged at the upper part of the combustion chamber.

Wherein, a gas control valve is connected with the lower part of the burner through a gas pipe.

And the inner wall of the installation box is provided with a heat insulation plate.

The water storage tank is provided with a blind pipe, the blind pipe extends into the water storage tank, and a water temperature sensor is arranged in the blind pipe.

The utility model discloses a two heat transfer device's positive displacement gas water heater, its beneficial effect is: be provided with a plurality of heat transfer device in the furnace body, work of mutually supporting each other, one of them damages and can not influence holistic operation, makes the work efficiency of gas hot water boiler improve greatly, and fine improvement user experience especially in some occasions like bathing or need last hot water supply, and user's use has been made things convenient for greatly in two heat transfer device's setting.

Drawings

FIG. 1 is a structural diagram of a positive displacement gas water heater with double heat exchangers;

FIG. 2A is a first internal structure diagram of a positive displacement gas water heater with double heat exchangers;

FIG. 2B is a structural view of the inside of the positive displacement gas water heater with double heat exchangers;

FIG. 2C is a schematic view of the internal structure of the positive displacement gas water heater with double heat exchangers;

fig. 3 is a schematic view of a in fig. 2C.

The reference numbers in the figures illustrate: 1. a furnace body; 2. a water storage tank; 3. installing a box; 4. a pipeline; 41. a water inlet pipe; 42. a water outlet pipe; 5. a water pump; 6. mounting a bar; 7. a controller; 8. an air exhaust device; 81. a smoke exhaust pipe; 82. a fan; 83. a wind pressure pipe; 84. a smoke collecting hood; 9. a burner; 10. a combustion chamber; 11. a heat exchanger; 12. a gas pipe; 13. a gas control valve; 14. a blind pipe; 15. pearl wool; 16. a ventilation grid; 17. a water inlet; 18. a water outlet; 19. and a heat exchange device.

Detailed Description

The volumetric gas water heater with double heat exchange devices of the utility model is described by combining the attached drawings.

As shown in fig. 1 to 3, as a preferred embodiment of the present invention:

the utility model provides a two heat transfer device's positive displacement gas water heater, includes

furnace body

1, 1 bottom of furnace body from left to right is equipped with water pump 5 and storage water tank 2 in proper order, still includes a plurality of heat transfer device 19, and is a plurality of all be equipped with inlet tube 41 and outlet pipe 42 on the heat transfer device 19, heat transfer device 19 pass through inlet tube 41 with water pump 5 is connected, heat transfer device 19 passes through outlet pipe 42 with storage water tank 2 is connected, just inlet tube 41 constitutes water process with outlet pipe 42 jointly heat transfer device 19's passageway, every heat transfer device 19 and its passageway mutually noninterfere that corresponds.

Wherein, all be equipped with inlet tube 41 and outlet pipe 42 on two heat transfer device 19, make its mutual working hour influence each other, when a certain heat transfer device 19 breaks down, do not influence another work, also can continue normal work exactly to the water heater, fine improvement user experience, especially in some if bathe or need last the occasion of hot water supply, user's use has been made things convenient for greatly in two heat transfer device's setting.

Particularly, the working principle of the positive displacement gas water heater with the double heat exchange devices is as follows: make the water in the storage water tank 2 reach the temperature of settlement through heat transfer device 19, in the heating process, two heat transfer device 19 make water circulate between storage water tank 2 and heat transfer device 19 through pipeline 4 under the effect of water pump 5 to reach the setting value with the temperature, when the rate of heating is too slow or a heat transfer device 19 can't satisfy the heat transfer demand, another heat transfer device 19 operation, two heat transfer device 19 work simultaneously and accomplish the heating to water, heating efficiency has obtained great promotion.

Preferably, a mounting bar 6 is vertically arranged in the furnace body 1, two mounting boxes 3 are arranged on the mounting bar 6, the mounting boxes 3 are arranged at intervals and above the water pump 5, and the heat exchange device 19 is arranged in the mounting boxes 3.

In the present embodiment, the installation boxes 3 are arranged at intervals in the vertical direction.

In addition, be equipped with many vertical mounting bars 6 in the furnace body 1, heat transfer device 19 passes through mounting bar 6 installation is fixed in the furnace body 1, be the interval setting between the mounting bar 6, the setting up of mounting bar 6 makes heat transfer device 19 and furnace body 1's inner wall keep apart each other, reduces the heat on the hot-water boiler wall body of transmission through heat transfer device 19, and the installation nature when improving the user and using the hot-water boiler avoids scalding.

Meanwhile, the mounting bar 6 also participates in the installation of the water storage tank 2 to reinforce the water storage tank 2.

Preferably, this embodiment still includes install bin 3, install in install bin 3 heat transfer device 19, install bin 3 installation is fixed to be hung heat transfer device 19 is installed respectively in the install bin 3 that two intervals set up on the mounting bar 6, makes during operation can not influence each other, moreover, extremely convenient when the maintenance, only need open the install bin 3 of the heat transfer device 19 that needs the maintenance can, the setting of install bin 3 makes the structural level in the furnace body clear, the structure is retrencied, has promoted user experience.

Preferably, the two heat exchange devices 19 are independently installed through two independent installation boxes in the furnace body, so that the two heat exchange devices cannot influence each other in working and are convenient to maintain

Preferably, the positive displacement gas water heater with double heat exchangers further comprises a controller 7, the controller 7 is arranged on one side of the water pump 5 and fixed at the bottom inside the furnace body 1, the controller 7 is responsible for controlling the operation of the water pump 5 and the heat exchanger 19, the water pump 5 is electrically connected to control the process of water entering the heat exchanger 19 through the water storage tank 2, and the controller 7 is electrically connected to the heat exchanger 19 to control the working state of the heat exchanger 19.

Preferably, still the installation is fixed with exhaust device 8 in install bin 3, exhaust device 8 sets up heat transfer device 19 top, exhaust device 8 includes tub 81, fan 82, wind pressure pipe 83 and collection petticoat pipe 84 of discharging fume, fan 82 fixes on install bin 3, fan 82 top is connected tub 81 of discharging fume, fan 82 one side with wind pressure pipe 83 connects, collection petticoat pipe 84 lid is established on the fan 82, wherein, be equipped with detecting element on the wind pressure pipe 83, detecting element is connected with controller 7 electricity, collection petticoat pipe 84 covers on the fan 82. The wind pressure pipe 83 has two, which are a positive pressure pipe and a negative pressure pipe. The positive pressure pipe is used for detecting positive pressure, and the negative pressure pipe is used for detecting negative pressure; the positive pressure pipe shows that the exhaust device normally airs exhaust when the malleation, when the negative pressure pipe shows for the negative pressure, proves not normally airs exhaust, feeds back controller 7 to this moment, stops heat transfer device 19 at once, and the detection maintenance is waited to detect and just continues the operation for the malleation.

Preferably, the heat exchanging device 19 comprises a combustor 9, a combustion chamber 10 and a heat exchanger 11, the combustion chamber 9 is arranged at the upper part of the combustor 9, and a heat insulation plate is arranged on the outer side wall body of the combustion chamber 9, so that the temperature in the heat exchanging device 19 is kept constant, and the heat conversion efficiency in the heat exchanging device 19 is improved; the heat exchanger 11 is arranged at the upper part of the combustion chamber 9.

Preferably, a gas control valve 13 is connected below the burner 9 through a gas pipe 12, and the gas proportional valve 13 is used for controlling the amount of intake air.

Preferably, the inner wall of the installation box 3 is provided with a heat insulation plate, so that heat in the installation box 3 is greatly reduced from being conducted to the outer wall body of the installation box.

Preferably, a blind pipe 14 is arranged on the water storage tank 2, the blind pipe 14 extends into the water storage tank 2, a water temperature sensor is arranged in the blind pipe 14, and the water temperature sensor is electrically connected with the controller 7 so as to feed back the water temperature in the water storage tank 2 to the controller in real time.

Preferably, the outer wall of the furnace body 1 is covered with a layer of pearl wool 15 for heat insulation, and the lower part of the furnace body 1 is provided with a ventilation grate 16 for heat dissipation.

The utility model discloses a work flow does: before starting, the water storage tank 2 is filled with water through the water pump 5, after the water storage tank 2 finishes storing water and the exhaust device confirms normal work, the heat exchange device 19 sends an ignition signal to the controller 7, the controller 7 controls the water pump 5 to work, water in the water storage tank 2 enters the heat exchange device 19 through the pipeline 4 to be heated, a first temperature controller is arranged in the heat exchange device 19, when the temperature of the water in the heat exchange device 19 reaches a set temperature, the controller 7 controls the pipeline 4 connected with the water storage tank 2 to be communicated, the water reaching the set temperature flows into the water storage tank 2, the steps are continuously circulated, when the temperature of the water in the water storage tank 2 reaches the temperature set by a user, the water temperature sensor in the water storage tank 2 sends a signal to the controller 7, the controller 7 controls the water pump 5 to stop working, heating of the water in the water storage tank 2 is realized, and when the temperature of the water in the water storage tank 2 is lower, the controller controls the water pump 5 to work, and the above operation steps are repeated to realize the constancy of the water temperature in the water storage tank 2.

Variations and modifications to the above-described embodiments may occur to those skilled in the art, in light of the above teachings and teachings. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and changes to the present invention should fall within the protection scope of the claims of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.

Claims

1. A positive displacement gas water heater with double heat exchange devices comprises a furnace body, wherein a water pump and a water storage tank are sequentially arranged at the bottom of the furnace body from left to right;

the heat exchange device is connected with the water pump through a water inlet pipe, the heat exchange device is connected with the water storage tank through a water outlet pipe, the water inlet pipe and the water outlet pipe jointly form a channel through which water passes through the heat exchange device, and each heat exchange device and the corresponding channel of the heat exchange device are not interfered with each other.

2. The positive displacement gas water heater with double heat exchange devices as claimed in claim 1, wherein the heat exchange devices are provided with two, a three-way valve is arranged on the water outlet of the water pump, and the water pump is communicated with the water inlet pipes of the two heat exchange devices through the three-way valve.

3. The positive displacement gas-fired hot water boiler with double heat exchange devices according to claim 1, wherein a mounting bar is vertically arranged in the boiler body, two mounting boxes are arranged on the mounting bar, the mounting boxes are arranged at intervals and above the water pump, and the heat exchange devices are arranged in the mounting boxes.

4. The positive displacement gas water heater with double heat exchange devices according to claim 3, wherein an exhaust device is further installed and fixed in the installation box and arranged above the heat exchange devices, the exhaust device comprises a smoke exhaust pipe, a fan, a wind pressure pipe and a smoke collecting cover, the fan is fixed on the installation box, the smoke exhaust pipe is connected above the fan, one side of the fan is connected with the wind pressure pipe, and the smoke collecting cover is arranged on the fan.

5. The positive-displacement gas water heater with double heat exchange devices as claimed in claim 1, wherein the heat exchange devices comprise a burner, a combustion chamber and a heat exchanger, the combustion chamber is arranged at the upper part of the burner, and a heat insulation plate is arranged on the outer side wall body of the combustion chamber; the heat exchanger is arranged at the upper part of the combustion chamber.

6. The positive-displacement gas-fired hot water boiler with double heat exchange devices as claimed in claim 5, wherein a gas control valve is connected to the lower part of the burner through a gas pipe.

7. The positive displacement gas-fired hot water boiler with double heat exchange devices as claimed in claim 3, wherein the inner wall of the installation box is provided with a heat insulation plate.

8. The positive displacement gas-fired hot water boiler with double heat exchange devices according to claim 1, wherein a blind pipe is arranged on the water storage tank, the blind pipe extends into the water storage tank, and a water temperature sensor is arranged in the blind pipe.