CN211291078U

CN211291078U - Heat recovery device in precision double-layer tunnel furnace module

Info

Publication number: CN211291078U
Application number: CN201922162593.2U
Authority: CN
Inventors: 束传松; 景万峰
Original assignee: Suzhou Hexu Electronic Co ltd
Current assignee: Suzhou Hexu Electronic Co ltd
Priority date: 2019-12-05
Filing date: 2019-12-05
Publication date: 2020-08-18
Anticipated expiration: 2029-12-05

Abstract

The utility model discloses a heat recovery unit in accurate double-deck tunnel furnace module, the power distribution box comprises a box body, the inside of box is provided with toasts the chamber and toasts the chamber down, be provided with air heat recovery unit in the box, air heat recovery unit includes a set of heat pipe, on toast the chamber and toast down and be provided with the pipeline chamber between the tank wall of chamber and box, the heat pipe sets up in the pipeline chamber, the heat pipe is the S type around establishing on toasting the surface in chamber and toasting the chamber under and, fixed mounting has the fan on the up end of box, the air-out end of fan links to each other through the one end that goes out tuber pipe and heat pipe, the one end that the tuber pipe was kept away from to the heat pipe is connected with the exhaust pipe, the solenoid valve is installed in exhaust pipe. The utility model relates to a heat recovery device in the precise double-layer tunnel furnace module with simple structure, fast heat recovery speed and high efficiency.

Description

Heat recovery device in precision double-layer tunnel furnace module

Technical Field

The utility model relates to a tunnel furnace technical field specifically is a heat recovery unit in accurate double-deck tunnel furnace module.

Background

The tunnel oven is widely applied, wherein the food processing tunnel oven is a tunnel type mechanical device for baking food through heat conduction, convection and radiation. The oven body is generally very long, 6 meters at least and 60-80 meters long. The chamber is a narrow tunnel, typically 80cm to 140cm wide. A continuously operating conveyor system is located within the tunnel. When the food is baked, the food is moved relatively to the electric heating element or the direct-fired burning rod by the conveying chain plate, the steel belt or the net belt. Thereby completing the work of uniform baking and conveying. The oven can be continuously produced, has high production efficiency, saves manpower and has stable baking quality. However, most of the existing double-layer tunnel furnaces are not provided with a heat recovery device, so that a large amount of heat energy is wasted. Therefore, a new heat recovery device in a precision double-layer tunnel furnace module is needed to overcome the above technical defects.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a heat recovery unit in accurate double-deck tunnel furnace module to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a heat reclamation device in accurate double-deck tunnel furnace module, the power distribution box comprises a box body, the inside of box is provided with toasts the chamber and toasts the chamber down, be provided with air heat reclamation device in the box, air heat reclamation device includes a set of heat pipe, on toast the chamber and toast down and be provided with the pipeline chamber between the tank wall of chamber and box, the heat pipe sets up in the pipeline chamber, the heat pipe is the S type around establishing at last toasting on the surface in chamber and toasting the chamber down, fixed mounting has the fan on the up end of box, the air-out end of fan links to each other through the one end that goes out tuber pipe and heat pipe, the one end that goes out the tuber pipe is kept away from to the heat pipe is connected with the exhaust pipe.

Preferably, be provided with hydrothermal recovery unit in the box, hydrothermal recovery unit still sets up including installing on the up end of box and installs the water pump, be connected with outlet pipe and circulation outlet pipe on the play water end of water pump, be connected with inlet tube and circulation inlet tube on the intake end of water pump, the one end that the water pump was kept away from to circulation inlet tube and circulation outlet pipe links to each other with the both ends of heat pipe respectively, also set up in circulation inlet tube, circulation outlet pipe, inlet tube and the outlet pipe and install the solenoid valve.

Preferably, both ends are connected with around the heat pipe and connect the branch pipe, the one end that the heat pipe was kept away from to the branch pipe of connection is connected with the connecting pipe, the one end that the water pump was kept away from to inlet tube and outlet pipe links to each other with the both ends of connecting pipe respectively, the one end that the fan was kept away from to the play tuber pipe links to each other with the connecting pipe of one side, the play tuber pipe links to each other with the connecting pipe of opposite.

Preferably, the lateral wall of box includes inner wall and outer wall, be provided with the filling layer between inner wall and the outer wall, the filling layer is formed by the perlite packing.

Preferably, the upper baking cavity and the lower baking cavity are fixed inside the box body through a supporting rod.

Preferably, the heat conductive pipe is made of a copper material.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses in, during the use, the air that the fan provided among the air heat reclamation device in power forces in the heat pipe flows and will go up toast the case and toast the heat of case down and take away, is used for other usage such as heating after the air is heated, and the air heat reclamation device can carry out temperature control and preheat the dual function of retrieving to last toast the case and toast the case down. Through the control that opens and shuts of solenoid valve, hydrothermal recovery unit and the work of air heat recovery unit in turn, the water pump provides power and makes cold water heated behind the heat pipe, and the hot water after the heating is used for heating or other usage, realizes carrying out temperature control and preheating the dual function of retrieving to last baking oven and lower baking oven, still can open and shut the circulation that makes water in the heat pipe through controlling each pipeline solenoid valve simultaneously, heats water to higher temperature. The filling layer enables the box body to have a good heat preservation effect, and therefore efficient utilization of waste heat is achieved. The heat conduction pipe is made of copper material, so that the heat conduction pipe has good heat conduction efficiency. The utility model relates to a heat recovery device in the precise double-layer tunnel furnace module with simple structure, fast heat recovery speed and high efficiency.

Drawings

FIG. 1 is a schematic view of a heat recovery apparatus in a precision double-layer tunnel furnace module;

fig. 2 is a cross-sectional view at a in fig. 1.

In the figure: 1-box body, 2-inner wall, 3-outer wall, 4-filling layer, 5-upper baking cavity, 6-lower baking cavity, 7-pipeline cavity, 8-support rod, 9-heat conduction pipe, 10-connection branch pipe, 11-connection pipe, 12-water heat recovery device, 13-water pump, 14-water inlet pipe, 15-circulation water inlet pipe, 16-circulation water outlet pipe, 17-water outlet pipe, 18-air heat recovery device, 19-fan, 20-air outlet pipe and 21-exhaust 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.

Referring to fig. 1-2, the present invention provides a technical solution:

the utility model provides a heat reclamation device in accurate double-deck tunnel furnace module, includes box 1, the inside of box 1 is provided with toasts chamber 5 and toasts chamber 6 down, be provided with air heat reclamation device 18 in the box 1, air heat reclamation device 18 includes a set of heat pipe 9, it toasts chamber 5 and toasts down and is provided with pipeline chamber 7 between the tank wall of chamber 6 and box 1 to go up, heat pipe 9 sets up in pipeline chamber 7, heat pipe 9 is the S type around establishing at last toasting chamber 5 and toasting chamber 6 down on the surface, fixed mounting has fan 19 on the up end of box 1, fan 19' S air-out end links to each other through the one end of going out tuber pipe 20 and heat pipe 9, the one end that goes out tuber pipe 20 was kept away from to heat pipe 9 is connected with exhaust pipe 21, the solenoid valve is installed in exhaust pipe 21 and the play tuber pipe 20 to the setting.

When the air heat recovery device is used, the fan 19 in the air heat recovery device 18 provides power to force the air in the heat conduction pipe 9 to flow so as to take away the heat of the upper baking box 5 and the lower baking box 6, the air is used for heating after being heated, and the air heat recovery device 18 can perform double functions of temperature control and preheating recovery on the upper baking box 5 and the lower baking box 6.

Preferably, be provided with hydrothermal recovery unit 12 in the box 1, hydrothermal recovery unit 12 still sets up including installing on the up end of box 1 and installs water pump 13, be connected with outlet pipe 17 and circulation outlet pipe 16 on the delivery end of water pump 13, be connected with inlet tube 14 and circulation inlet tube 15 on the inlet end of water pump 13, the one end that water pump 13 was kept away from to circulation inlet tube 15 and circulation outlet pipe 16 links to each other with the both ends of heat pipe 9 respectively, also set up in circulation inlet tube 15, circulation outlet pipe 16, inlet tube 14 and the outlet pipe 17 and install the solenoid valve.

Through the control that opens and shuts of solenoid valve, hydrothermal recovery unit 12 and the work in turn of air heat recovery unit 18, water pump 13 provides power and makes cold water heated behind heat pipe 9, and the hot water after the heating is used for heating or other usage, realizes carrying out temperature control and preheating the dual function of retrieving to last roaster oven 5 and lower roaster oven 6, still can open and shut the circulation that makes water in heat pipe 9 through controlling each pipeline solenoid valve simultaneously, heats water to higher temperature.

Preferably, both ends are connected with around the heat pipe 9 and connect and are in charge of 10, the one end that the heat pipe 9 was kept away from to connect and be connected with connecting pipe 11 in charge of 10, the one end that water pump 13 was kept away from to inlet tube 14 and outlet pipe 17 links to each other with the both ends of connecting pipe 11 respectively, the one end that fan 19 was kept away from to air-out pipe 20 links to each other with the connecting pipe 11 of one side, air-out pipe 20 links to each other with the connecting pipe 11 of opposite side.

The connecting branch pipes 10 and the connecting pipes 11 are used for connecting the heat conductive pipes 9 with other pipes.

Preferably, the lateral wall of box 1 includes inner wall 2 and outer wall 3, be provided with filling layer 4 between inner wall 2 and the outer wall 3, filling layer 4 is filled by the pearlite and forms.

The filling layer 4 enables the box body 1 to have a good heat preservation effect, and therefore efficient utilization of waste heat is achieved.

Preferably, the upper and

lower toasting cavities

5, 6 are fixed inside the cabinet 1 by means of support bars 8.

The support bar 8 is used for supporting the upper baking chamber 5 and the lower baking chamber 6.

Preferably, the heat conductive pipes 9 are made of copper material.

The heat conductive pipes 9 are made of copper material, and thus have good heat conductive efficiency.

The utility model discloses a theory of operation is: when the air heat recovery device is used, the fan 19 in the air heat recovery device 18 provides power to force the air in the heat conduction pipe 9 to flow so as to take away the heat of the upper baking box 5 and the lower baking box 6, the air is used for heating after being heated, and the air heat recovery device 18 can perform double functions of temperature control and preheating recovery on the upper baking box 5 and the lower baking box 6. Through the control that opens and shuts of solenoid valve, hydrothermal recovery unit 12 and the work in turn of air heat recovery unit 18, water pump 13 provides power and makes cold water heated behind heat pipe 9, and the hot water after the heating is used for heating or other usage, realizes carrying out temperature control and preheating the dual function of retrieving to last roaster oven 5 and lower roaster oven 6, still can open and shut the circulation that makes water in heat pipe 9 through controlling each pipeline solenoid valve simultaneously, heats water to higher temperature. The connecting branch pipes 10 and the connecting pipes 11 are used for connecting the heat conductive pipes 9 with other pipes. The filling layer 4 enables the box body 1 to have a good heat preservation effect, and therefore efficient utilization of waste heat is achieved. The support bar 8 is used for supporting the upper baking chamber 5 and the lower baking chamber 6. The heat conductive pipes 9 are made of copper material, and thus have good heat conductive efficiency.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a heat reclamation device in accurate double-deck tunnel furnace module, includes box (1), its characterized in that: an upper baking cavity (5) and a lower baking cavity (6) are arranged in the box body (1), an air heat recovery device (18) is arranged in the box body (1), the air heat recovery device (18) comprises a group of heat conduction pipes (9), a pipeline cavity (7) is arranged between the upper baking cavity (5) and the lower baking cavity (6) and the wall of the box body (1), the heat conducting pipes (9) are arranged in the pipeline cavity (7), the heat conducting pipes (9) are S-shaped and wound on the outer surfaces of the upper baking cavity (5) and the lower baking cavity (6), a fan (19) is fixedly arranged on the upper end surface of the box body (1), the air outlet end of the fan (19) is connected with one end of the heat conducting pipe (9) through an air outlet pipe (20), one end of the heat conducting pipe (9) far away from the air outlet pipe (20) is connected with an exhaust pipe (21), and electromagnetic valves are arranged in the exhaust pipe (21) and the air outlet pipe (20).

2. The heat recovery device in the precision double-layer tunnel furnace module according to claim 1, characterized in that: be provided with hydrothermal recovery unit (12) in box (1), hydrothermal recovery unit (12) still sets up including installing on the up end of box (1) and installs water pump (13), be connected with outlet pipe (17) and circulation outlet pipe (16) on the water outlet end of water pump (13), be connected with inlet tube (14) and circulation inlet tube (15) on the water inlet end of water pump (13), the one end that water pump (13) were kept away from in circulation inlet tube (15) and circulation outlet pipe (16) links to each other with the both ends of heat pipe (9) respectively, also set up in circulation inlet tube (15), circulation outlet pipe (16), inlet tube (14) and outlet pipe (17) and install the solenoid valve.

3. The heat recovery device in the precision double-layer tunnel furnace module according to claim 2, characterized in that: both ends are connected with around heat pipe (9) and connect and are in charge of (10), connect and be in charge of (10) and keep away from the one end of heat pipe (9) and be connected with connecting pipe (11), the one end that water pump (13) were kept away from in inlet tube (14) and outlet pipe (17) links to each other with the both ends of connecting pipe (11) respectively, it links to each other with connecting pipe (11) of one side to go out the one end that fan (19) were kept away from in tuber pipe (20), it links to each other with connecting pipe (11) of opposite side to go out tuber pipe (20).

4. The heat recovery device in the precision double-layer tunnel furnace module according to claim 1, characterized in that: the lateral wall of box (1) includes inner wall (2) and outer wall (3), be provided with filling layer (4) between inner wall (2) and outer wall (3), filling layer (4) are filled by the perlite and are formed.

5. The heat recovery device in the precision double-layer tunnel furnace module according to claim 1, characterized in that: go up toasting chamber (5) and toast chamber (6) down and fix the inside at box (1) through bracing piece (8).

6. The heat recovery device in the precision double-layer tunnel furnace module according to claim 1, characterized in that: the heat conduction pipe (9) is made of copper.