CN211823269U

CN211823269U - Novel hot air waste heat recovery device

Info

Publication number: CN211823269U
Application number: CN202020461243.6U
Authority: CN
Inventors: 吕义; 昝晓光; 赵正川
Original assignee: Suzhou Lingpaozhe Energy Technology Co ltd
Current assignee: Suzhou Lingpaozhe Energy Technology Co ltd
Priority date: 2020-04-02
Filing date: 2020-04-02
Publication date: 2020-10-30
Anticipated expiration: 2030-04-02

Abstract

The utility model belongs to the technical field of heating and ventilation cold and hot water systems, in particular to a novel hot air waste heat recovery device, aiming at the problems of high recovery cost, poor energy-saving and emission-reducing effects, easy blockage and difficult cleaning of the existing waste heat recovery device, the utility model provides a scheme which comprises a case, a heat exchanger and a heat pump unit are fixedly arranged in the case, the heat exchanger is positioned on the left side of the heat pump unit, the right end of the heat exchanger is fixedly communicated with the left end of the heat pump unit through a third air pipe, the upper end of the heat exchanger is fixedly communicated with the upper end of the heat pump unit through a water pipe elbow, the left end of the heat exchanger is fixedly communicated with a first air pipe, the left end of the first air pipe is fixedly communicated with a hot air pipe through an air pipe inlet joint, the left end of the hot air pipe passes through the case, the device has the advantages of no blockage, small ventilation resistance, easy maintenance and cleaning and high practicability.

Description

Novel hot air waste heat recovery device

Technical Field

The utility model relates to a warm hot water system technical field that leads to especially relates to a novel hot-blast waste heat recovery device.

Background

The hot air is a common phenomenon in the process of emission, and is widely used in life and work, such as kitchen waste gas and bathroom emission, heat dissipation of factory equipment, steam tail gas, combustion flue gas and the like. The temperature of the hot discharge is not high, and is different from 40-150 ℃, the recovery is difficult, and the utilization rate is not high. The prior art generally adopts direct discharge. There are the following disadvantages: 1. energy is wasted, and heat energy is not fully utilized; 2. the heat pollution, the direct discharge of hot air, the environmental pollution; 3. the recovery cost is high, the existing recovery process generally adopts a waste gas tower or a cooling tower for cooling treatment, the equipment investment is large, and the operation cost is high. And then a novel hot air waste heat recovery device is provided.

Disclosure of Invention

The utility model provides a pair of novel hot-blast waste heat recovery device has solved current waste heat recovery device and has retrieved with high costs, and energy saving and emission reduction effect is poor, blocks up easily, difficult abluent problem.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a novel hot air waste heat recovery device comprises a case, wherein a heat exchanger and a heat pump unit are fixedly arranged in the case, the heat exchanger is positioned on the left side of the heat pump unit, the right end of the heat exchanger is fixedly communicated with the left end of the heat pump unit through a third air pipe, the upper end of the heat exchanger is fixedly communicated with the upper end of the heat pump unit through a water pipe elbow, the left end of the heat exchanger is fixedly communicated with a first air pipe, the left end of the first air pipe is fixedly communicated with a hot air pipe through an air pipe inlet joint, the left end of the hot air pipe penetrates through the case and extends to the outside of the case, the air pipe inlet joint is fixedly connected with the left end of the case, the right end of the heat pump unit is fixedly communicated with a second air pipe, the right end of the second air pipe is fixedly communicated with a cold air, the heat pump unit is characterized in that the lower end of the heat exchanger is fixedly communicated with a cold water pipe, the lower end of the cold water pipe penetrates through the case and extends to the lower portion of the case, the lower end of the heat pump unit is fixedly communicated with a hot water pipe, and the lower end of the hot water pipe penetrates through the case and extends to the lower portion of the case.

Preferably, the outer end of the cold water pipe is fixedly connected with the case through a cold water pipe joint, and the outer end of the hot water pipe is fixedly connected with the case through a hot water pipe joint.

Preferably, temperature sensors are fixedly mounted on the cold water pipe and the hot water pipe.

Preferably, a circulating pump and a flowmeter are fixedly mounted on the cold water pipe.

Preferably, the controller is fixedly mounted at the right end of the top of the case and electrically connected with the heat pump unit, the temperature sensor and the circulating pump.

The utility model has the advantages that: the utility model adopts the combination of the wide-channel hot air heat exchanger and the heat pump unit, has good energy-saving effect, and the recovery rate of heat energy can reach more than 90 percent, and the wind resistance of the utility model is lower than 100 Pa, thus having high economic value; the emission reduction effect is good, the hot air emission temperature can be lower than 30 ℃, and the white smoke caused by heat pollution in winter can be eliminated; and the device is not blocked, has small ventilation resistance and is easy to maintain and clean. The utility model discloses energy saving and emission reduction is effectual, does not block up, and ventilation resistance is little, easily maintains the washing, and the practicality is high.

Drawings

Fig. 1 is a schematic structural diagram of the novel hot air waste heat recovery device provided by the utility model.

Fig. 2 is a cross-sectional view of the case in the novel hot air waste heat recovery device provided by the utility model.

Reference numbers in the figures: the system comprises a case 1, a heat exchanger 2, a first air pipe 3, a hot air pipe 4, an air pipe inlet joint 5, a temperature sensor 6, a cold water pipe joint 7, a cold water pipe 8, a circulating pump 9, a flowmeter 10, a hot water pipe joint 11, a hot water pipe 12, an air pipe outlet joint 13, a cold air pipe 14, a second air pipe 15, a controller 16, a heat pump unit 17, a third air pipe 18 and a water pipe elbow 19.

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.

Referring to fig. 1-2, a novel hot air waste heat recovery device comprises a case 1, a heat exchanger 2 and a heat pump unit 17 are fixedly installed inside the case 1, the heat exchanger 2 is located on the left side of the heat pump unit 17, the right end of the heat exchanger 2 is fixedly communicated with the left end of the heat pump unit 17 through a third air pipe 18, the upper end of the heat exchanger 2 is fixedly communicated with the upper end of the heat pump unit 17 through a water pipe elbow 19, the left end of the heat exchanger 2 is fixedly communicated with a first air pipe 3, the left end of the first air pipe 3 is fixedly communicated with a hot air pipe 4 through an air pipe inlet joint 5, the left end of the hot air pipe 4 passes through the case 1 and extends to the outside of the case 1, the air pipe inlet joint 5 is fixedly connected with the left end of the case 1, the right end of the heat pump unit 17 is fixedly communicated, the right end of the cold air pipe 14 penetrates through the case 1 and extends to the outside of the case 1, the air pipe outlet joint 13 is fixedly connected with the right end of the case 1, the lower end of the heat exchanger 2 is fixedly communicated with a cold water pipe 8, the lower end of the cold water pipe 8 penetrates through the case 1 and extends to the lower portion of the case 1, the lower end of the heat pump unit 17 is fixedly communicated with a hot water pipe 12, and the lower end of the hot water pipe 12 penetrates through the case 1 and extends to the lower portion of the case 1.

In this embodiment, the outer end of the cold water pipe 8 is fixedly connected with the case 1 through the cold water pipe joint 7, the outer end of the hot water pipe 12 is fixedly connected with the case 1 through the hot water pipe joint 11, and the cold water pipe 8 and the hot water pipe 12 can be conveniently and stably installed through the design. All fixed mounting has temperature sensor 6 on cold water pipe 8 and the hot-water line 12, through above-mentioned design, can realize measuring cold water pipe 8 and the inside temperature of hot-water line 12. And the cold water pipe 8 is fixedly provided with a circulating pump 9 and a flowmeter 10, and the flow in the cold water pipe 8 can be conveniently measured by the design. The utility model discloses a heat pump set, including machine case 1, controller 16, heat pump set 17, temperature sensor 6 and circulating pump 9, controller 16 is provided with controller 16, and controller 16 is the general type controller of SC200, can be convenient for control heat pump set 17, temperature sensor 6 and circulating pump 9.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

Example (b): hot-blast hot-blast pipe 4 that loops through, tuber pipe entry interface and first tuber pipe 3 and heat exchanger 2, heat pump set 17 carries out the heat exchange, hot-blast temperature reduces after the heat transfer, through second tuber pipe 15, tuber pipe outlet joint 13 is carried to cold blast pipe 14 and is discharged, then start circulating pump 9, circulating pump 9 moves, cold water gets into quick-witted case 1 and exchanges heat with heat exchanger 2 through cold water pipe 8, hot-blast in the heat pump set 17, the cold water temperature risees, and derive through hot-water line 12. The utility model adopts the combination of the wide-channel hot air heat exchanger 2 and the heat pump unit 17, the energy-saving effect is good, the recovery rate of heat energy can reach more than 90 percent, and the wind resistance of the utility model is lower than 100 Pa, and the economic value is high; the emission reduction effect is good, the hot air emission temperature can be lower than 30 ℃, and the white smoke caused by heat pollution in winter can be eliminated; and the device is not blocked, has small ventilation resistance and is easy to maintain and clean. The utility model discloses energy saving and emission reduction is effectual, does not block up, and ventilation resistance is little, easily maintains the washing, and the practicality is high.

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 feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A novel hot air waste heat recovery device comprises a case (1) and is characterized in that a heat exchanger (2) and a heat pump unit (17) are fixedly installed inside the case (1), the heat exchanger (2) is located on the left side of the heat pump unit (17), the right end of the heat exchanger (2) is fixedly communicated with the left end of the heat pump unit (17) through a third air pipe (18), the upper end of the heat exchanger (2) is fixedly communicated with the upper end of the heat pump unit (17) through a water pipe bent pipe (19), the left end of the heat exchanger (2) is fixedly communicated with a first air pipe (3), the left end of the first air pipe (3) is fixedly communicated with a hot air pipe (4) through an air pipe inlet joint (5), the left end of the hot air pipe (4) penetrates through the case (1) and extends to the outside of the case (1), and the air pipe inlet joint (5), the heat pump set (17) right-hand member is fixed to be communicated with a second air pipe (15), the second air pipe (15) right-hand member passes through air pipe outlet joint (13) and is fixedly communicated with a cold air pipe (14), the cold air pipe (14) right-hand member passes through machine case (1) and extends to the outside of machine case (1), air pipe outlet joint (13) and machine case (1) right-hand member fixed connection, heat exchanger (2) lower extreme is fixed to be communicated with cold water pipe (8), cold water pipe (8) lower extreme passes machine case (1) and extends to machine case (1) below, heat pump set (17) lower extreme is fixed to be communicated with hot water pipe (12), hot water pipe (12) lower extreme passes machine case (1) and extends to machine case (1) below.

2. The novel hot air waste heat recovery device according to claim 1, wherein the outer end of the cold water pipe (8) is fixedly connected with the machine case (1) through a cold water pipe joint (7), and the outer end of the hot water pipe (12) is fixedly connected with the machine case (1) through a hot water pipe joint (11).

3. The new hot air waste heat recovery device according to claim 1, characterized in that temperature sensors (6) are fixedly mounted on the cold water pipe (8) and the hot water pipe (12).

4. The new hot air waste heat recovery device according to claim 1, characterized in that a circulating pump (9) and a flow meter (10) are fixedly installed on the cold water pipe (8).

5. The novel hot air waste heat recovery device according to claim 1, 3 or 4, wherein a controller (16) is fixedly installed at the right end of the top of the case (1), and the controller (16) is electrically connected with the heat pump unit (17), the temperature sensor (6) and the circulating pump (9).