TWI766740B - Boiler water preheating structure - Google Patents

Abstract

A boiler boiling water preheating structure includes a furnace body, a water storage unit and a liquid replenishing unit. The furnace body includes an accommodating space and a heating device arranged at the bottom end of the accommodating space. The water storage unit includes a heating space surrounded by two corresponding long sides and short sides. A plurality of water storage pipes are formed in the heating space and communicated with the wide sides of the heating space. The liquid replenishing unit is arranged above the water storage unit, and the liquid replenishing unit includes a water storage tank and a cover for liquid to flow between the heating space and the water storage pipes. The present invention utilizes the heat source generated during heating by the heating device of the furnace body, and transmits it to the water storage unit through the bottom of the accommodating space, which can preheat the liquid in the water storage unit and reduce the time for subsequent heating of the liquid.

Description

Boiler water preheating structure

The invention relates to a boiler, in particular to a boiler boiling water preheating structure.

The inventor of this case previously obtained the Republic of China Patent Publication I705781 Furnace Bottom Heat Absorber. Please refer to Figures 1 and 2. The furnace body 1 includes an accommodating space 11 for containing liquid. 11 The flow channel 12 at the bottom, a heat source 13 below the flow channel 12, a heat collecting unit 14 above the rear end of the furnace body 1, and a liquid replenishing unit inside the heat collecting unit 14 15. The liquid replenishing unit 15 includes a water tank 151 inside the liquid replenishing unit 15 , and a water outlet pipe 152 that communicates with the water tank 151 and can replenish liquid in the accommodating space 11 of the furnace body 1 .

Referring to FIG. 1 and FIG. 2 again, when the heat source 13 heats the liquid in the accommodating space 11 , the hot air generated by the heat source 13 will be sent to the Below the heat collecting unit 14, and preheat the water tank 151, because the water tank 151 has a large volume and a considerable thickness, the heat generated by the heat source 13 is difficult to heat to the inside of the water tank 151, only the water tank can be heated. The external periphery of 151 is heated, so the effect of heating the liquid inside the water tank 151 is not ideal, and it is inherently necessary to improve it.

The main purpose of the present invention is to solve the problems derived from the conventional furnace body.

In order to achieve the above-mentioned purpose, the technical scheme adopted in the present invention is to provide a kind of for reaching the above-mentioned purpose, The invention provides a boiler boiling water preheating structure, which comprises a furnace body, a water storage unit, and a liquid replenishing unit. The furnace body includes a surrounding wall with a first opening upward, an accommodating space surrounded and defined by the surrounding wall and used for containing liquid, and a furnace bottom disposed at the bottom end of the accommodating space; the water storage unit is provided with Above the rear end of the furnace body, the water storage unit includes a heating space surrounded by two corresponding long sides and short sides, and the interior of the heating space forms a plurality of spaced apart and connected with the heating spaces. The short sides of the water storage pipes are connected, and the long sides of the water storage unit and the interior of the short sides are a space that communicates with the water storage pipes, for the liquid in the space of the water storage unit to communicate with each other. The water storage pipes communicate with each other; the liquid replenishing unit is arranged above the water storage unit, and the liquid replenishing unit includes a water storage tank with an inner space and a cover closed over the inner space of the water storage tank The water storage tank comprises two supporting columns which are connected between the bottom end of the water storage tank and the top end of the heating space respectively at diagonal positions, and one is connected to the bottom end of the water storage tank and the space of the water storage unit. The top end communicates with the water outlet pipe adjacent to the rear position of the support columns, one communicates with the top end of the space of the water storage unit and penetrates into the inner space of the water storage tank and is adjacent to the front position of the support columns The pressure relief pipe, and a water inlet pipe on one side of the water storage tank and communicated with the water storage tank.

Further, the surrounding wall of the furnace body surrounds and defines a heating device that is positioned below the accommodating space for placing a heat source, and a passage communicated with the heating device is arranged behind the heating device; wherein, the storage The top end of the heating space of the water unit has a hollow opening, and the bottom end of the heating space communicates with the channel through which the hot air from the heat source in the heating device circulates into the heating space of the water storage unit.

Furthermore, the top end of the pressure relief pipe is provided with a pressure relief hole communicated with the space of the water storage unit.

Further, the space of the water storage unit is connected with a water valve at the bottom ends of the outer sides of the short sides near the heating space, and one end of the water valves is respectively communicated with the space of the water storage unit. water The opposite ends of the valve are respectively above the accommodating space of the furnace body.

Through the foregoing disclosure of the present invention, compared with the prior art, the present invention has the following features: the present invention utilizes the heat source generated when the heating device is heated to transmit to the space of the water storage unit through the bottom of the accommodating space of the furnace body, and The inside of the heating space is provided with the water storage pipes that communicate with the short sides of the heating space, which can pre-heat the space of the water storage unit and the liquid in the water storage pipes and reduce the subsequent heating of the liquid. Time, it can achieve the effect of fast heat absorption and easy heat conduction, and also increase the convenience of its use.

(existing)

1: Furnace body

11: Accommodating space

12: runner

121: Export

13: Heat source

14: Collector unit

15: Liquid replenishment unit

151: water tank

152: outlet pipe

(this invention)

2: Furnace body

21: Surrounding the Wall

211: The first opening

22: Accommodating space

23: Furnace Bottom

24: Heating device

241: Heat Source

25: Channel

3: Water storage unit

31: Heating the space

311: Long side

312: Short side

313: Hollow Opening

314: Space

32: Water storage pipe

321: Both ends

33: Water valve

331: one end

332: The other end

4: Liquid replenishment unit

41: Reservoir

410: Interior Space

411: Cover

412: Gap

42: Support column

43: Outlet pipe

44: Pressure relief pipe

441: Pressure relief hole

45: Water inlet pipe

5: Liquid

Figure 1: It is a perspective view of the bottom heat absorption device of the Republic of China Patent Publication I705781.

Fig. 2 is a schematic side view of the heating liquid of the furnace bottom heat absorption device in Fig. 1 .

Fig. 3 is a perspective view of the boiler boiling water preheating structure of the present invention.

Fig. 4-1 is a schematic side view of the preheating liquid of the boiler boiling water preheating structure in the position A-A of Fig. 3.

Fig. 4-2: It is a schematic cross-sectional front view of Fig. 4-1 at the position B-B.

Fig. 4-3: It is a front cross-sectional view of Fig. 4-1 at the position C-C.

The detailed description and technical content of the present invention are described as follows with reference to the drawings:

Please refer to Fig. 3 and Fig. 4-1 to Fig. 4-3, which is the boiler boiling water preheating structure of the present invention, including a furnace body 2 , a water storage unit 3 and a liquid replenishing unit 4 .

The furnace body 2, in the embodiment of the present case, the furnace body 2 includes a surrounding wall 21 with a first opening 211 upward, a accommodating space 22 surrounded by the surrounding wall 21 and used for containing the liquid 5, and A furnace bottom 23 is arranged at the bottom end of the accommodating space 22 . Wherein the surrounding wall 21 is defined around and located in the accommodating space The lower part of 22 is used to place a heating device 24 of a heat source 241. A channel 25 communicated with the heating device 24 is arranged behind the heating device 24. Through the channel 25, the heat source 241 in the heating device 24 is heated. The hot air will flow into the water storage unit 3 .

The water storage unit 3 is disposed above the rear end of the furnace body 2 , and the water storage unit 3 includes a heating space 31 surrounded by two corresponding long sides 311 and short sides 312 respectively. The top end of the heating space 31 has a hollow opening 313 , the bottom end of the heating space 31 is communicated with the channel 25 , and the interior of the heating space 31 is formed with a plurality of spaced apart and connected to the short sides 312 of the heating space 31 . Interconnected water storage pipes 32 . Inside the long sides 311 and the short sides 312 of the water storage unit 3 is a space 314 that communicates with each other, so that the space 314 of the water storage unit 3 and the two ends 321 of the water storage pipes 32 communicate with each other , providing the liquid 5 to communicate with each other between the space 314 of the water storage unit 3 and the water storage pipes 32 . In addition, a water valve 33 is respectively connected to the bottom ends of the short sides 312 near the heating space 31 , one end 331 of the water valves 33 is respectively connected to the space 314 , and the opposite ends 332 of the water valves 33 are respectively connected. They are respectively above the accommodating space 22 of the furnace body 2 , and can be used to supplement the liquid 5 inside the accommodating space 22 of the furnace body 2 .

The liquid replenishing unit 4 is disposed above the water storage unit 3 . The liquid replenishing unit 4 includes a water storage tank 41 having an inner space 410 and a cover body that covers the inner space 410 of the water storage tank 41 . 411. The water storage tank 41 includes two support columns 42 , a water outlet pipe 43 , a pressure relief pipe 44 , and a water inlet pipe 45 . The supporting columns 42 are located at diagonal positions respectively, and are respectively connected between the bottom end of the water storage tank 41 and the top end of the heating space 31 . The water outlet pipe 43 communicates with the bottom end of the water storage tank 41 and the top end of the space 314 of the water storage unit 3 and is adjacent to the rear position of the supporting columns 42 . The liquid 5 in the inner space 410 passes through the water outlet pipe 43 to allow the liquid 5 in the water storage tank 41 to flow into the space 314 . The pressure relief pipe 44 is communicated with the top of the space 314 of the water storage unit 3 , and the pressure relief pipe 44 penetrates from the bottom end of the water storage tank 41 into the inner space 410 of the water storage tank 41 and is adjacent to it A pressure relief hole 441 is provided at the top of the pressure relief pipe 44 at the front position of the support columns 42 for the water storage unit 3 The water vapor in a part of the space 314 can help to heat the liquid 5 in the inner space 410 of the water storage tank 41 through the pressure relief hole 441 , while the water vapor temperature in the other part of the space 314 of the water storage unit 3 is too high. When it is hot, a part of the water vapor can be released from a gap 412 formed between the water storage tank 41 and the cover 411 due to non-tightness. The water inlet pipe 45 is located on one side of the water storage tank 41 and communicated with the water storage tank 41 , and the water inlet pipe 45 is connected to the outside of the water storage tank 41 for external liquid replenishment.

Referring to Fig. 3 and Fig. 4-1 to Fig. 4-3, the present invention flows into the space 314 of the water storage unit 3 through the water outlet pipe 43, so that the water storage pipe 32 is fully preheated. The liquid 5 can flow in the space 314 and the water storage pipe 32 . When heating the liquid inside the accommodating space 22 , the heating device 24 will generate thermal energy, and the rising thermal energy is blocked by the furnace bottom 23 and flows into the heating space 31 through the passage 25 , so that the thermal energy has a negative impact on the space 314 and the storage space 314 . The liquid 5 in the water pipe 32 is preheated. Since the heating device 24 is the surface area of the space 314 and the water storage pipes 32, compared with the prior art, the water tank 151 increases a lot of heating area, thereby increasing the preheating area. The efficiency of heating the liquid 5 is to reduce the time for subsequent heating of the liquid 5, and the fully preheated liquid 5 is controlled by the water valves 33 to supplement the liquid in the accommodating space 22, which can achieve faster heat absorption And easy to conduct heat effect, but also increase the convenience of its use.

However, the foregoing are only preferred embodiments of the present invention, and the purpose is to enable those skilled in the art to understand the content of the present invention and implement it accordingly, but not to limit the scope of the present invention. Therefore, all equivalent changes or modifications of the shapes, structures and features described in the scope of the application of the present invention shall be included in the scope of the patent application of the present invention.

2: Furnace body

21: Surrounding the Wall

3: Water storage unit

31: Heating the space

311: Long side

312: Short side

313: Hollow Opening

32: Water storage pipe

321: Both ends

33: Water valve

331: one end

332: The other end

4: Liquid replenishment unit

41: Reservoir

411: Cover

42: Support column

43: Outlet pipe

44: Pressure relief pipe

441: Pressure relief hole

45: Water inlet pipe

Claims (4)

A boiler boiling water preheating structure, comprising a furnace body, including a surrounding wall with a first opening upward, a accommodating space surrounded and defined by the surrounding wall and used for containing liquid, and a accommodating space arranged in the accommodating space The furnace bottom at the bottom end; a water storage unit is arranged above the rear end of the furnace body, the water storage unit includes a heating space surrounded by two corresponding long sides and short sides, and the interior of the heating space forms a plurality of a water storage pipe arranged at intervals and communicated with the short sides of the heating space, and the interior of the long sides and the short sides of the water storage unit is a space that communicates with the water storage pipes, The space for liquid to communicate with each other between the space of the water storage unit and the water storage pipes; and a liquid replenishing unit arranged above the water storage unit, the liquid replenishing unit including a water storage tank with an inner space and a A cover body that is closed above the inner space of the water storage tank, the water storage tank includes two supporting columns that are connected between the bottom end of the water storage tank and the top end of the heating space respectively at a diagonal position, and one is connected to the water storage tank. The bottom end of the water storage unit and the water outlet pipe communicated with the top end of the space of the water storage unit and adjacent to the rear position of the support columns, a water outlet connected with the top end of the space of the water storage unit and penetrated into the water storage tank A pressure relief pipe in the inner space and adjacent to the front position of the support columns, and a water inlet pipe on one side of the water storage tank and communicated with the water storage tank. The boiler boiling water preheating structure according to claim 1, wherein the surrounding wall of the furnace body surrounds and defines a heating device located below the accommodating space for placing a heat source, and the rear of the heating device is arranged A channel communicated with the heating device; wherein the top end of the heating space of the water storage unit has a hollow opening, and the bottom end of the heating space is communicated with the channel, through which the heat source inside the heating device can pass through the channel. The hot air circulates into the heating space of the water storage unit. The boiler boiling water preheating structure according to claim 1, wherein a pressure relief hole communicated with the space of the water storage unit is provided at the top of the pressure relief pipe. The boiler boiling water preheating structure according to claim 1, wherein the bottom ends of the space of the water storage unit near the outer sides of the short sides of the heating space are respectively connected with a water valve, and one ends of the water valves are respectively In communication with the space of the water storage unit, the opposite ends of the water valves are respectively above the accommodating space of the furnace body.

Images