CN211903264U

CN211903264U - Preheating recovery device

Info

Publication number: CN211903264U
Application number: CN201922436596.0U
Authority: CN
Inventors: 张伟
Original assignee: Hubei Jiayue New Material Technology Co ltd
Current assignee: Hubei Jiayue New Material Technology Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-11-10
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses a preheat recovery unit relates to and preheats recovery unit technical field, and it is not fine to retrieve the effect for solving current preheat recovery unit, and the practicality is not very high problem. The utility model discloses a fan heating device, including preheating bellows, fan case, motor case, heating cabinet, motor case, screw connection, preheating bellows's below is provided with the vent, the precision filtering net is installed to the top of vent, fan case is installed to precision filtering net's top, the internally mounted of fan case has the fan, the motor is installed to the below of fan case, and fan case and motor pass through the screw connection, the heating cabinet is installed to the top of fan case, the internally mounted of heating cabinet has the heating plate, and the heating plate is provided with a plurality of, the heating cabinet all passes through bolted connection with a plurality of.

Description

Preheating recovery device

Technical Field

The utility model relates to a preheat recovery unit technical field, specifically be a preheat recovery unit.

Background

The preheating recovery device is generally a device for collecting and utilizing heat lost in the preheating process, preheating is carried out to a specified temperature, preheating refers to preheating materials before welding for preventing sudden heat, preparation is carried out when a user is prepared to do a certain thing, if an oven is preheated, the oven is opened in advance to set the specified temperature when the user does not bake the materials, the baked food is put into the oven after the oven has a certain temperature, generally the preheating time is five to ten minutes, an air preheater is a heating surface for preheating air in a flue at the tail part of the boiler to a certain temperature through internal cooling fins, the heating surface is used for improving the heat exchange performance of the boiler and reducing energy consumption, generally, the preheating device is an air preheater for short, is mainly used for a coal-fired boiler, is generally applied to a three-chamber type when the boiler is used, the air preheater slowly rotates when the air is used, and a flue gas inlet and an air inlet are not changed, the flue gas gets into the flue gas side of air preheater and discharges after, and the fin that has absorbed the flue gas heat comes to the air side under the rotation of air preheater, gives the air with heat transfer, and subsidiary system mainly has fire alarm, clearance adjustment, frequency conversion control.

However, the recovery effect of the existing preheating recovery device is not good, and the practicability is not high; thus, the existing requirements are not met, and a preheating recovery device is provided for the existing requirements.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a preheat recovery unit to it is not fine to provide the current recovery unit recovery effect of preheating among the above-mentioned background art, and the practicality is not very high problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a preheat recovery unit, is including preheating bellows, the below of preheating bellows is provided with the vent, precision filtering net is installed to the top of vent, fan machine case is installed to precision filtering net's top, the internally mounted of fan machine case has the fan, the electric motor is installed to the below of fan machine case, and fan machine case and electric motor pass through the screw connection, preheat the outside of bellows top and install preheating recovery case.

Preferably, the heating cabinet is installed to the top of fan machine case, the internally mounted of heating cabinet has the heating plate, and the heating plate is provided with a plurality of, the heating cabinet all passes through bolted connection with a plurality of heating plate.

Preferably, the preheating air box is connected with the preheating recovery box through a bolt, the inner wall of the preheating recovery box is provided with a heat insulation sheet, the preheating recovery box is connected with the heat insulation sheet in a sticking manner, and the preheating device is arranged above the preheating recovery box.

Preferably, preheat the outside of bellows top and install the preheating recovery case, and preheat the bellows and pass through bolted connection with the preheating recovery case, thermal-insulated heat preservation piece is installed to the inner wall of preheating recovery case, and preheating recovery case and thermal-insulated heat preservation piece paste and be connected, preheating device is installed to preheating recovery case's top.

Preferably, the internally mounted of hose box has bent type water pipe, and bent type water pipe is provided with a plurality of, the fixed plate is installed to the intermediate position of bent type water pipe front end, the connecting plate is installed to one side of fixed plate, and the connecting plate is provided with a plurality of, the below of bent type water pipe is provided with the water inlet, the top of bent type water pipe is provided with the delivery port, the butterfly valve is installed to one side of delivery port, install the connecting pipe between bent type water pipe and water inlet and bent type water pipe and the delivery port, and between bent type water pipe and water inlet and bent type water pipe and the delivery port with the equal sealing connection of connecting pipe.

Preferably, a heat absorbing sheet is mounted on the outer side of the heating box.

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

1. the utility model discloses an install a preheating recovery case in the outside of preheating bellows, preheating recovery case internally mounted has aspirator fan and heat absorbing fin, and the heat absorbing fin absorbs the unnecessary heat that the inside heating fin of heating cabinet gived off, absorbs the heat that unnecessary giveoff and passes through the aspirator fan with the heat transfer to the bent type water pipe of multiunit inside the water pipe case, heats the water of bent type water pipe inside, heat the water heating of bent type water pipe inside through retrieving the heat that preheats, has promoted the efficiency of preheating the recovery greatly, reduces thermal loss;

2. the utility model discloses an at accurate filter screen of vent department installation, accurate filter screen plays a filtration dust effect, prevents simultaneously that the insect from getting into preheating bellows, through pasting thermal-insulated heat preservation piece in preheating recovery case's inside, thermal-insulated heat preservation piece plays a heat preservation effect, prevents the heat loss of retrieving, the effectual perfectness that has promoted the device.

Drawings

Fig. 1 is a schematic view of an internal structure of a preheating recovery device of the present invention;

FIG. 2 is a sectional view of the preheating air box and the preheating recovery box of the present invention;

fig. 3 is a sectional view of the water hose box of the present invention.

In the figure: 1. preheating an air box; 2. a vent; 3. a precision filter screen; 4. a fan case; 5. A fan; 6. an electric motor; 7. a heating box; 8. a heating plate; 9. a preheating recovery tank; 10. A heat insulation sheet; 11. a preheating device; 12. an exhaust fan; 13. an air draft motor; 14. a water pipe box; 15. a curved water pipe; 16. a fixing plate; 17. a water inlet; 18. a water outlet; 19. a butterfly valve; 20. a heat absorbing sheet; 21. a connecting plate; 22. and (4) connecting the pipes.

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. 1-3, the present invention provides an embodiment: the utility model provides a preheat recovery unit, including preheating bellows 1, the below of preheating bellows 1 is provided with vent 2, precision filtering net 3 is installed to the top of vent 2, precision filtering net 3 plays a filtration dust effect, prevent simultaneously that the insect from getting into preheating bellows 1, fan machine case 4 is installed to precision filtering net 3's top, the internally mounted of fan machine case 4 has fan 5, motor 6 is installed to fan machine case 4's below, and fan machine case 4 passes through the screw connection with motor 6, preheat the outside of bellows 1 top and install preheating recovery case 9.

Further, heating cabinet 7 is installed to fan case 4's top, and the internally mounted of heating cabinet 7 has heating plate 8, and heating plate 8 is provided with a plurality of, and heating cabinet 7 all passes through bolted connection with a plurality of heating plate 8, simple structure, and the practicality is strong, convenient operation, connects reliably.

Further, preheat bellows 1 and preheating recovery case 9 and pass through bolted connection, and thermal-insulated heat preservation piece 10 is installed to preheating recovery case 9's inner wall, and preheating recovery case 9 pastes with thermal-insulated heat preservation piece 10 and is connected, and preheating device 11 is installed to preheating recovery case 9's top, and thermal-insulated heat preservation piece 10 plays a heat preservation effect, prevents that the heat of retrieving from losing.

Further, preheat the outside of bellows 1 top and install preheating recovery case 9, and preheat bellows 1 and preheating recovery case 9 and pass through bolted connection, and thermal-insulated heat preservation piece 10 is installed to preheating recovery case 9's inner wall, and preheating recovery case 9 pastes with thermal-insulated heat preservation piece 10 and is connected, and preheating device 11 is installed to preheating recovery case 9's top, pastes the connection, connects closely, is difficult to drop.

Further, the inside of the water pipe box 14 is provided with the curved water pipe 15, the curved water pipe 15 is provided with a plurality of water pipes, the fixing plate 16 is installed at the middle position of the front end of the curved water pipe 15, the connecting plate 21 is installed at one side of the fixing plate 16, the connecting plate 21 is provided with a plurality of water inlets 17, the water outlets 17 are arranged below the curved water pipe 15, the water outlets 18 are arranged above the curved water pipe 15, the butterfly valve 19 is installed at one side of the water outlets 18, the connecting pipes 22 are installed between the curved water pipe 15 and the water inlets 17 and between the curved water pipe 15 and the water outlets 18, the curved water pipe 15 and the water inlets 17 and the curved water pipe 15 and the water outlets 18 are connected with the connecting pipes 22 in a sealing mode, the fixing plate 16 can fix the curved water pipe 15 well, and.

Further, a heat absorbing sheet 20 is installed on the outer side of the heating box 7, and the heat absorbing sheet 20 absorbs the excessive heat emitted from the heating sheet 8 inside the heating box 7.

The working principle is as follows: when the preheating air box is used, the heating box 7 and the motor 6 in the preheating air box 1 are firstly opened, the heating sheets 8 in the heating box 7 begin to work to emit heat, the motor 6 works to drive the output end to rotate, the output end rotates to drive the fan 5 in the fan case 4 to rotate, the air blown out by the fan 5 transmits the heat emitted by the heating sheets 8 to the preheating device 11, then water is injected into a plurality of groups of curved water pipes 15 in the water pipe case 14 through the water inlet 17, the plurality of groups of curved water pipes 15 are fixed on the connecting plate 21 through the fixing plate 16, meanwhile, two ends of the plurality of groups of curved water pipes 15 are connected through the connecting pipe 22, the air draft motor 13 in the preheating recovery box 9 is opened, the air draft motor 13 works to drive the output end to rotate, the air draft fan 12 on one side of the air draft motor 13 is driven by the output end to rotate, the heat absorbing sheets 20 are adhered to the outer side of, the heat absorption piece 20 absorbs the unnecessary heat that the inside heating plate 8 of heating cabinet 7 gived off, absorb the unnecessary heat that gived off and give the heat for the inside bent type water pipe 15 of multiunit of hose box 14 through the suction fan 12 of work, give the inside water heating of bent type water pipe 15 through retrieving the heat that preheats, when the inside water heating of bent type water pipe 15 reaches suitable temperature, open connecting pipe 22 top delivery port 18 inside butterfly valve 19 for preheating device 11 pour into hot water can, it has thermal-insulated heat preservation piece 10 to paste inside the preheating cabinet 9, thermal-insulated heat preservation piece 10 plays a heat preservation effect, prevent the heat loss of retrieving.

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.

Claims

1. The utility model provides a preheat recovery unit, includes preheating bellows (1), its characterized in that: the utility model discloses a preheating air box, including preheating air box (1), motor case (6), fan case (4), fan (4), the internally mounted of fan case (4) has fan (5), motor (6) are installed to the below of fan case (4), and fan case (4) and motor (6) pass through the screw connection, preheating air box (1) top's outside and installing preheating recovery case (9).

2. The preheat recovery device of claim 1, wherein: heating cabinet (7) are installed to the top of fan machine case (4), the internally mounted of heating cabinet (7) has heating plate (8), and heating plate (8) are provided with a plurality of, all through bolted connection heating cabinet (7) and a plurality of heating plate (8).

3. The preheat recovery device of claim 1, wherein: preheat bellows (1) and preheating recovery case (9) and pass through bolted connection, thermal-insulated heat preservation piece (10) are installed to the inner wall of preheating recovery case (9), and preheating recovery case (9) and thermal-insulated heat preservation piece (10) paste and be connected, preheating device (11) are installed to the top of preheating recovery case (9).

4. The preheat recovery device of claim 3, wherein: the interior mounting of preheating recovery case (9) has extractor fan (12), air draft motor (13) are installed to one side of extractor fan (12), hose box (14) are installed to the opposite side of extractor fan (12), and hose box (14) and preheating recovery case (9) sealing connection.

5. The preheating recovery device according to claim 4, wherein: the internally mounted of hose case (14) has bent type water pipe (15), and bent type water pipe (15) are provided with a plurality of, fixed plate (16) are installed to the intermediate position of bent type water pipe (15) front end, connecting plate (21) are installed to one side of fixed plate (16), and connecting plate (21) are provided with a plurality of, the below of bent type water pipe (15) is provided with water inlet (17), the top of bent type water pipe (15) is provided with delivery port (18), butterfly valve (19) are installed to one side of delivery port (18), install connecting pipe (22) between bent type water pipe (15) and water inlet (17) and bent type water pipe (15) and delivery port (18), and bent type water pipe (15) and water inlet (17) and bent type water pipe (15) and delivery port (18) between and the equal sealing connection of connecting pipe (22).

6. The preheating recovery device according to claim 2, wherein: and a heat absorbing sheet (20) is arranged on the outer side of the heating box (7).