CN213335591U

CN213335591U - Air inlet and exhaust device of box type resistance furnace

Info

Publication number: CN213335591U
Application number: CN202021796696.0U
Authority: CN
Inventors: 侯建国; 侯玉红
Original assignee: Gu'an Jinrui Concrete Co ltd
Current assignee: Gu'an Jinrui Concrete Co ltd
Priority date: 2020-08-25
Filing date: 2020-08-25
Publication date: 2021-06-01
Anticipated expiration: 2030-08-25

Abstract

The utility model discloses an air inlet and exhaust device of box resistance furnace, which comprises a bod, the first articulamentum of one side fixedly connected with of organism, the inside of first articulamentum has been seted up and has been accomodate the chamber, accomodate the middle part fixedly connected with magnet board in chamber, the both sides of magnet board all are provided with the carriage, both sides the equal fixedly connected with second filter screen in inside of carriage, both sides the equal fixedly connected with pull rod in one side that the carriage was kept away from mutually, the air inlet duct has been seted up to one side that the organism was kept away from to first articulamentum. The utility model discloses a be provided with many intake pipes, and all install first valve in the every intake pipe, can control every intake pipe to can control the size of air input, through install the second valve on the blast pipe, can control the displacement of blast pipe, and can filter admitting air through being provided with first filter screen and second filter screen, effectively get rid of dust and debris in the air.

Description

Air inlet and exhaust device of box type resistance furnace

Technical Field

The utility model relates to an air inlet and exhaust device, in particular to an air inlet and exhaust device of a box type resistance furnace.

Background

The resistance furnace is an industrial furnace which heats a workpiece or a material by heating an electric heating element or a heating medium in the furnace by using current. The electric resistance furnace is used for heating before metal forging, heating by metal heat treatment, brazing, sintering in powder metallurgy, roasting and annealing of glass ceramics, melting of low-melting-point metal, drying of sand molds and paint film layers and the like in the mechanical industry.

The structure of the air inlet and exhaust device of the existing box type resistance furnace is simple, the air inlet and exhaust amount cannot be controlled, and the heat of the exhaust gas cannot be recovered by the existing air inlet and exhaust device, so that a large amount of heat is wasted.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an air inlet and outlet device of box resistance furnace 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:

an air inlet and exhaust device of a box-type resistance furnace comprises a machine body, wherein a first connecting layer is fixedly connected to one side of the machine body, a containing cavity is formed in the first connecting layer, a magnet plate is fixedly connected to the middle of the containing cavity, connecting frames are arranged on two sides of the magnet plate, a second filter screen is fixedly connected to the inner parts of the connecting frames on two sides, a pull rod is fixedly connected to the far side of each connecting frame on two sides, an air inlet groove is formed in the far side of the first connecting layer from the machine body, and a first filter screen is installed in the air inlet groove;

the organism is kept away from one side of first articulamentum and has been seted up the fluting, slotted inside one side is equidistant to be provided with the intake pipe, every the intake pipe all with accomodate the chamber intercommunication, every first valve is all installed to the upper end of intake pipe.

As a further aspect of the present invention: an air outlet plate is arranged on the lower side of the first connecting layer, an air outlet is formed in the middle of the air outlet plate, partition plates are fixedly connected to the inner portion of the air outlet at equal intervals, air outlets are formed in one side, away from the air outlet plate, of the machine body at equal intervals, the air outlets are located below the grooves, and a fan is mounted inside each air outlet;

the cooling tank is arranged in the lower end of the machine body and communicated with the gas outlets, each gas outlet is fixedly connected with an exhaust pipe at one end adjacent to the cooling tank, and the other end of each exhaust pipe is communicated with the gas outlet.

As a further aspect of the present invention: and a second valve is arranged at the lower end of each air outlet.

As a further aspect of the present invention: both sides the equal fixedly connected with metal sheet in the adjacent one side of carriage and magnet board, both sides the metal sheet all is connected with magnet board magnetism.

As a further aspect of the present invention: and a water outlet is formed in one side of the machine body and communicated with the inside of the cooling groove.

As a further aspect of the present invention: the exhaust pipe is arranged in a bending mode, and the exhaust pipe is a copper pipe with good heat conductivity.

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

1. the utility model discloses a be provided with many intake pipes, and all install first valve in the every intake pipe, can control every intake pipe to can control the size of air input, through install the second valve on the blast pipe, can control the displacement of blast pipe, and can filter admitting air through being provided with first filter screen and second filter screen, effectively get rid of dust and debris in the air.

2. The utility model discloses a be provided with cooling bath and blast pipe, the combustion gas is absorbed through the cold water in the blast pipe heat by the cooling bath, and then carries out recycle to the heat, effectively retrieves heat in the exhaust gas, more energy-concerving and environment-protective.

Drawings

FIG. 1 is a front perspective view of an air inlet and outlet device of a box-type resistance furnace.

Fig. 2 is a rear perspective view of the air inlet and outlet device of the box-type resistance furnace.

FIG. 3 is a schematic sectional view of the gas inlet and outlet device of the box-type resistance furnace.

FIG. 4 is a schematic view of the structure of the exhaust pipe in the intake and exhaust device of the box-type resistance furnace.

Fig. 5 is a rear view structural diagram of an air inlet and exhaust device of the box-type resistance furnace.

In the figure: the air conditioner comprises a machine body 1, a first connecting layer 2, a first valve 3, a pull rod 4, a connecting frame 5, a partition plate 6, an air outlet 7, a first filter screen 8, an air inlet groove 9, an air outlet plate 10, a water outlet 11, a groove 12, an air inlet pipe 13, an air outlet 14, a second filter screen 15, an air outlet pipe 16, a magnet plate 17, a metal plate 18, a cooling groove 19, a containing cavity 20, a fan 21 and a second valve 22.

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 to 5, in an embodiment of the present invention, an air intake and exhaust device of a box-type resistance furnace includes a machine body 1, a first connection layer 2 is fixedly connected to one side of the machine body 1, a containing cavity 20 is formed inside the first connection layer 2, a magnet plate 17 is fixedly connected to the middle of the containing cavity 20, connection frames 5 are respectively disposed on both sides of the magnet plate 17, a second filter screen 15 is fixedly connected to the inside of the connection frames 5 on both sides, a pull rod 4 is fixedly connected to the side of the connection frame 5 on both sides away from the machine body 1, an air intake slot 9 is formed in the side of the first connection layer 2 away from the machine body 1, and a first filter screen 8 is installed inside the air intake slot; organism 1 keeps away from one side of first articulamentum 2 and has seted up fluting 12, the equidistant intake pipe 13 that is provided with in inside one side of fluting 12, every intake pipe 13 all communicates with storage chamber 20, first valve 3 is all installed to the upper end of every intake pipe 13, can filter dust and impurity in the air through first filter screen 8 and second filter screen 15, second filter screen 15 can be pulled out through linking frame 5 conveniently, conveniently clean second filter screen 15, the switching that can control intake pipe 13 through first valve 3, and then can control the size of air input.

Referring to fig. 1, 2 and 3, an air outlet plate 10 is disposed at a lower side of the first connecting layer 2, an air outlet 7 is disposed at a middle portion of the air outlet plate 10, a partition plate 6 is fixedly connected to an inside of the air outlet 7 at an equal interval, air outlets 14 are disposed at an equal interval on a side of the machine body 1 away from the air outlet plate 10, the air outlets 14 are located below the slots 12, and a fan 21 is disposed inside each air outlet 14; cooling bath 19 has been seted up to organism 1's lower extreme inside, cooling bath 19 and every gas outlet 14 intercommunication, every gas outlet 14 and the equal fixedly connected with blast pipe 16 of the adjacent one end of cooling bath 19, and every blast pipe 16's the other end all communicates with air outlet 7, through the operation of fan 21 in the gas outlet 14, can take out the inside steam of resistance furnace, enter into the inside of blast pipe 16 through gas outlet 14, blast pipe 16 sets up the inside at cooling bath 19, absorb the heat of the inside gas of blast pipe 16 through the inside coolant liquid of cooling bath 19.

Referring to fig. 1, a second valve 22 is installed at the lower end of each air outlet 14, and the amount of the discharged air can be controlled by the second valve 22.

Referring to fig. 3, the metal plates 18 are fixedly connected to the side of the connecting frames 5 adjacent to the magnet plate 17, the metal plates 18 are magnetically connected to the magnet plate 17, and the connecting frames 5 can be conveniently fixed by magnetically connecting the magnet plate 17 to the metal plates 18.

Referring to fig. 1, a drain port 11 is provided at one side of the machine body 1, the drain port 11 communicates with the inside of the cooling tank 19, and the liquid in the cooling tank 19 can be drained through the drain port 11 for use.

Referring to fig. 1, the exhaust pipe 16 is bent, and the exhaust pipe 16 is a copper pipe with good thermal conductivity, so as to increase the contact area between the exhaust pipe 16 and the cooling liquid in the cooling tank 19.

The utility model discloses a theory of operation is:

when the electric resistance furnace is used, dust and impurities in air can be filtered through the first filter screen 8 and the second filter screen 15, the second filter screen 15 can be conveniently pulled out through the connecting frame 5, the magnetic connection between the magnet plate 17 and the metal plate 18 can be realized, the connecting frames 5 on two sides can be conveniently fixed, the second filter screen 15 can be conveniently cleaned, the opening and closing of the air inlet pipe 13 can be controlled through the first valve 3, the air inflow can be controlled, hot air in the electric resistance furnace can be pumped out through the operation of the fan 21 in the air outlet 14 and enters the exhaust pipe 16 through the air outlet 14, the exhaust pipe 16 is arranged in the cooling tank 19, the heat of the air in the exhaust pipe 16 is absorbed through the cooling liquid in the cooling tank 19, the exhaust pipe 16 is arranged in a bending mode, the exhaust pipe 16 is a copper pipe with good heat conductivity, the contact area between the exhaust pipe 16 and the cooling liquid in the cooling tank 19 is increased, the second valve 22 can control the amount of the discharged gas, and the liquid in the cooling tank 19 can be discharged through the water discharge port 11, thereby facilitating use.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides an air inlet and exhaust device of box resistance furnace, includes organism (1), its characterized in that: a first connecting layer (2) is fixedly connected to one side of the machine body (1), a containing cavity (20) is formed in the first connecting layer (2), a magnet plate (17) is fixedly connected to the middle of the containing cavity (20), connecting frames (5) are arranged on two sides of the magnet plate (17), a second filter screen (15) is fixedly connected to the inner portions of the connecting frames (5) on the two sides, a pull rod (4) is fixedly connected to one side, away from the machine body (1), of the first connecting layer (2), an air inlet groove (9) is formed in one side, away from the machine body (1), of the first connecting layer (2), and a first filter screen (8) is mounted in the air inlet groove (9);

fluting (12) have been seted up to one side that first articulamentum (2) was kept away from in organism (1), equidistant intake pipe (13), every are provided with in inside one side of fluting (12) intake pipe (13) all with accomodate chamber (20) intercommunication, every first valve (3) are all installed to the upper end of intake pipe (13).

2. The air intake and exhaust device of the box-type resistance furnace according to claim 1, wherein: an air outlet plate (10) is arranged on the lower side of the first connecting layer (2), an air outlet (7) is formed in the middle of the air outlet plate (10), partition plates (6) are fixedly connected to the inner portion of the air outlet (7) at equal intervals, air outlets (14) are formed in one side, away from the air outlet plate (10), of the machine body (1) at equal intervals, the air outlets (14) are located below the grooves (12), and a fan (21) is mounted inside each air outlet (14);

the cooling groove (19) is formed in the lower end of the machine body (1), the cooling groove (19) is communicated with each gas outlet (14), each gas outlet (14) is fixedly connected with an exhaust pipe (16) at one end adjacent to the cooling groove (19), and each exhaust pipe (16) is communicated with the air outlet (7) at the other end.

3. The air intake and exhaust device of the box-type resistance furnace according to claim 2, wherein: and a second valve (22) is arranged at the lower end of each air outlet (14).

4. The air intake and exhaust device of the box-type resistance furnace according to claim 1, wherein: both sides the equal fixedly connected with metal sheet (18) in one side that link frame (5) and magnet board (17) are adjacent, both sides metal sheet (18) all are connected with magnet board (17) magnetism.

5. The air intake and exhaust device of the box-type resistance furnace according to claim 1, wherein: a water outlet (11) is arranged on one side of the machine body (1), and the water outlet (11) is communicated with the inside of the cooling groove (19).

6. The air intake and exhaust device of the box-type resistance furnace according to claim 2, wherein: the exhaust pipe (16) is arranged in a bent mode, and the exhaust pipe (16) is a copper pipe with good heat conductivity.