CN214426495U

CN214426495U - Efficient needle-shaped pipe heat exchange pressure-bearing energy saver

Info

Publication number: CN214426495U
Application number: CN202120426556.2U
Authority: CN
Inventors: 冯威; 张小猛; 杨东海; 程何康
Original assignee: Henan Zhixin Boiler Technology Innovation Co ltd
Current assignee: Henan Zhixin Boiler Technology Innovation Co ltd
Priority date: 2021-02-26
Filing date: 2021-02-26
Publication date: 2021-10-19
Anticipated expiration: 2031-02-26

Abstract

The utility model relates to a boiler energy-saving equipment technical field, specifically speaking relates to a high-efficient needle venturi tube heat transfer pressure-bearing energy-saving appliance, including the frame, the closing plate is installed to the outer wall of frame, and the one end welding of frame has the export smoke box, and the other end welding of frame has the import smoke box, and the internally mounted of frame has a plurality of heat exchange tubes, and the outer wall welding of heat exchange tube has a plurality of needle venturi tubes, and parallel equidistant range sets up between the heat exchange tube, connects through welding elbow between the adjacent heat exchange tube, and the back joint-box is installed to the inner wall of export smoke box. The heat exchange tube in this high-efficient needle-shaped pipe heat transfer pressure-bearing economizer can realize flue gas and intraductal heat exchange, fully absorbs sensible heat and latent heat in the flue gas, improves intraductal temperature to effectively reduce boiler exhaust gas temperature, rise the temperature and connect the moisturizing for the boiler in the exchange back pipe, improve boiler thermal efficiency, save fuel, guarantee through the needle-shaped pipe that the heat conduction is effectual, fully absorb flue gas heat, effectively reduce exhaust gas temperature.

Description

Efficient needle-shaped pipe heat exchange pressure-bearing energy saver

Technical Field

The utility model relates to a boiler energy-saving equipment technical field, specifically speaking relates to a high-efficient needle venturi tube heat transfer pressure-bearing energy-saving appliance.

Background

When the boiler is produced and processed, a large amount of high-heat smoke can be generated, the smoke is directly discharged to cause energy waste, the temperature is raised to easily cause external heating, the working environment of the boiler is influenced, the heat exchange efficiency of the existing energy saver is limited, the heat of the smoke cannot be fully utilized, and therefore certain resource waste is caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-efficient needle venturi tube heat transfer pressure-bearing energy-saving appliance to solve the problem that proposes among the above-mentioned background art.

For realizing the above-mentioned purpose, the utility model provides a high-efficient needle venturi tube heat transfer pressure-bearing energy-saving appliance, which comprises a frame, the closing plate is installed to the outer wall of frame, the one end welding of frame has the export smoke box, the other end welding of frame has the import smoke box, the internally mounted of frame has a plurality of heat exchange tubes, the outer wall welding of heat exchange tube has a plurality of needle venturi tubes, parallel equidistant range setting between the heat exchange tube is adjacent connect through the welding elbow between the heat exchange tube, the back joint sealing is installed to the inner wall of export smoke box, the preceding joint sealing is installed to the inner wall of import smoke box, the middle bottom of frame is connected with condensate water discharge pipe.

Preferably, the outer side of the outlet smoke box is connected with a smoke outlet flange through a smoke outlet short pipe.

Preferably, the inlet smoke box is connected with a smoke inlet flange through a smoke inlet short pipe.

Preferably, an inspection hole is installed at the outer side of the outlet smoke box.

Preferably, lifting lugs are installed at the tops of the two ends of the frame, and bases are installed at the bottoms of the two ends of the frame.

Preferably, a drain valve is installed on the condensed water discharge pipe.

Preferably, a spacing support plate is arranged between adjacent heat exchange tubes.

As preferred, the top the water outlet connecting pipe is installed to heat exchange tube one end, just first flange gasket is installed with the junction of water outlet connecting pipe to the heat exchange tube, be connected with the manometer through the table is bent on the water outlet connecting pipe, install three-way plug valve on the manometer, the relief valve is installed through first bolt and first nut to the outer end of water outlet connecting pipe, and the junction installs second flange gasket, the bottom the water inlet connecting pipe is installed through second bolt and second nut to heat exchange tube one end, the plain washer is installed with the junction of water inlet connecting pipe to the heat exchange tube, install ball valve and thermometer on the water inlet connecting pipe.

Compared with the prior art, the beneficial effects of the utility model are that:

in this high-efficient needle-shaped pipe heat transfer pressure-bearing economizer, realize flue gas and intraductal heat exchange through the heat exchange tube, fully absorb sensible heat and latent heat in the flue gas, improve intraductal temperature to effectively reduce boiler exhaust gas temperature, rise the temperature and connect the moisturizing for the boiler in the exchange back pipe, improve boiler thermal efficiency, save fuel, guarantee through the needle-shaped pipe that the heat conduction is effectual, fully absorb flue gas heat, effectively reduce exhaust gas temperature.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is one of the schematic internal structural diagrams of the present invention;

fig. 3 is a second schematic diagram of the internal structure of the present invention.

The various reference numbers in the figures mean:

1. a flue gas outlet flange; 2. a short flue gas outlet pipe; 3. an outlet smoke box; 4. inspecting the hole; 5. lifting lugs; 6. a heat exchange pipe; 7. a needle-shaped tube; 8. an inlet smoke box; 9. a short flue gas inlet pipe; 10. a flue gas inlet flange; 11. sealing the box; 12. welding an elbow; 13. a frame; 14. front sealing the box; 15. a water outlet connecting pipe; 16. a first flange gasket; 17. a pressure gauge; 18. a three-way plug valve; 19. surface bending; 20. a safety valve; 21. a second flange gasket; 22. a first bolt; 23. a first nut; 24. a water inlet connecting pipe; 25. a ball valve; 26. a thermometer; 27. a second bolt; 28. a second nut; 29. a flat washer; 30. a water drain valve; 31. a base; 32. a spacer support plate; 33. and a condensed water discharge pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The utility model provides a high-efficient needle venturi tube heat transfer pressure-bearing economizer, as shown in fig. 1-fig. 3, including frame 13, the closing plate is installed to the outer wall of frame 13, the one end welding of frame 13 has export smoke box 3, the other end welding of frame 13 has import smoke box 8, the internally mounted of frame 13 has a plurality of heat exchange tubes 6, the outer wall welding of heat exchange tube 6 has a plurality of needle venturi tubes 7, parallel equidistant range setting between the heat exchange tube 6, connect through welding elbow 12 between the adjacent heat exchange tube 6, back joint sealing 11 is installed to the inner wall of export smoke box 3, front joint sealing 14 is installed to the inner wall of import smoke box 8, the middle bottom of frame 13 is connected with comdenstion water discharge pipe 33.

In this embodiment, the outer side of the outlet smoke box 3 is connected with a smoke outlet flange 1 through a smoke outlet short pipe 2.

Specifically, the inlet smoke box 8 is connected with a smoke inlet flange 10 through a smoke inlet short pipe 9.

Further, an inspection hole 4 is installed on the outer side of the outlet smoke box 3.

Further, the top parts of the two ends of the frame 13 are provided with lifting lugs 5, and the bottom parts of the two ends of the frame 13 are provided with bases 31.

Further, a drain valve 30 is installed on the condensed water discharge pipe 33.

Further, a spacing support plate 32 is installed between adjacent heat exchange tubes 6.

Further, a water outlet connecting pipe 15 is installed at one end of the heat exchange pipe 6 at the top, a first flange gasket 16 is installed at the joint of the heat exchange pipe 6 and the water outlet connecting pipe 15, a pressure gauge 17 is connected to the water outlet connecting pipe 15 through a gauge bend 19, a three-way plug valve 18 is installed on the pressure gauge 17, a safety valve 20 is installed at the outer end of the water outlet connecting pipe 15 through a first bolt 22 and a first nut 23, a second flange gasket 21 is installed at the joint, a water inlet connecting pipe 24 is installed at one end of the heat exchange pipe 6 at the bottom through a second bolt 27 and a second nut 28, a flat gasket 29 is installed at the joint of the heat exchange pipe 6 and the water inlet connecting pipe 24, and a ball valve 25 and a thermometer 26 are installed on the water inlet connecting pipe 24.

When the high-efficiency needle-shaped pipe heat exchange pressure-bearing energy saver is installed, firstly, the flue gas outlet flange 1, the flue gas outlet short pipe 2 and the outlet smoke box 3 are assembled and welded to form an outlet whole body, and the inspection hole device 4 is convenient to overhaul; the inlet smoke box 8, the smoke inlet short pipe 9 and the smoke inlet flange 10 are assembled and welded to form an inlet whole, and the two whole are respectively assembled and welded with the energy saver frame 13; the heat exchange tube 6 and the needle tube 7 are spot welded to form a high-efficiency heat exchange tube, the high-efficiency heat exchange tube is assembled in the energy saver frame 13, welding elbows 12 which are positioned at 180 degrees on four sides are arranged and are sequentially welded with the heat exchange tube 6 in a grouping mode, the energy saver frame 13 is assembled with the energy saver frame 13 through the front sealing box 14 and the rear sealing box 11, a heat insulation layer is arranged on the inner wall of the energy saver frame, the energy saver is integrally assembled and formed after the lifting lugs 5 and the base 31 are welded on the energy saver frame 13, the attached pressure gauge 17 and the attached temperature gauge 26 are installed after the water outlet connecting tube 15 and the water inlet connecting tube 24 are assembled, and the water drain valve 30 is installed even if the integral device is formed.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a high-efficient needle-shaped pipe heat transfer pressure-bearing energy-saving appliance, includes frame (13), its characterized in that: the outer wall of frame (13) installs the closing plate, the one end welding of frame (13) has export smoke box (3), the other end welding of frame (13) has import smoke box (8), the internally mounted of frame (13) has a plurality of heat exchange tubes (6), the outer wall welding of heat exchange tube (6) has a plurality of needle venturi tubes (7), parallel equidistant range sets up between heat exchange tube (6), and is adjacent connect through welding elbow (12) between heat exchange tube (6), back joint sealing (11) are installed to the inner wall of export smoke box (3), preceding joint sealing (14) are installed to the inner wall of import smoke box (8), the middle bottom of frame (13) is connected with comdenstion water delivery pipe (33).

2. The high-efficiency needle-shaped tube heat exchange pressure-bearing energy saver of claim 1, characterized in that: the outer side of the outlet smoke box (3) is connected with a smoke outlet flange (1) through a smoke outlet short pipe (2).

3. The high-efficiency needle-shaped tube heat exchange pressure-bearing energy saver of claim 1, characterized in that: the inlet smoke box (8) is connected with a smoke inlet flange (10) through a smoke inlet short pipe (9).

4. The high-efficiency needle-shaped tube heat exchange pressure-bearing energy saver of claim 1, characterized in that: and an inspection hole (4) is arranged on the outer side of the outlet smoke box (3).

5. The high-efficiency needle-shaped tube heat exchange pressure-bearing energy saver of claim 1, characterized in that: lifting lugs (5) are installed at the tops of two ends of the frame (13), and bases (31) are installed at the bottoms of two ends of the frame (13).

6. The high-efficiency needle-shaped tube heat exchange pressure-bearing energy saver of claim 1, characterized in that: a water drain valve (30) is arranged on the condensed water discharge pipe (33).

7. The high-efficiency needle-shaped tube heat exchange pressure-bearing energy saver of claim 1, characterized in that: and a spacing support plate (32) is arranged between the adjacent heat exchange tubes (6).

8. The high-efficiency needle-shaped tube heat exchange pressure-bearing energy saver of claim 1, characterized in that: one end of the heat exchange tube (6) at the top is provided with a water outlet connecting tube (15), the joint of the heat exchange tube (6) and the water outlet connecting tube (15) is provided with a first flange gasket (16), the water outlet connecting pipe (15) is connected with a pressure gauge (17) through a gauge bend (19), a three-way plug valve (18) is arranged on the pressure gauge (17), a safety valve (20) is arranged at the outer end of the water outlet connecting pipe (15) through a first bolt (22) and a first nut (23), a second flange gasket (21) is arranged at the joint, one end of the heat exchange tube (6) at the bottom is provided with a water inlet connecting tube (24) through a second bolt (27) and a second nut (28), a flat gasket (29) is arranged at the joint of the heat exchange tube (6) and the water inlet connecting tube (24), and the water inlet connecting pipe (24) is provided with a ball valve (25) and a thermometer (26).