CN218372392U - Internal heat circulation equipment for annealing furnace - Google Patents
Internal heat circulation equipment for annealing furnace Download PDFInfo
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- CN218372392U CN218372392U CN202222647697.4U CN202222647697U CN218372392U CN 218372392 U CN218372392 U CN 218372392U CN 202222647697 U CN202222647697 U CN 202222647697U CN 218372392 U CN218372392 U CN 218372392U
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Abstract
The utility model relates to an annealing furnace technical field just discloses an internal heat cycle equipment for annealing furnace, include: an annealing furnace; the heat preservation gas storage box is arranged on the right side of the annealing furnace; a hot gas circulation device which is connected with the annealing furnace and extends to the interior of the annealing furnace; one end of the electromagnetic valve is communicated with the hot gas circulating device, and the other end of the electromagnetic valve is connected with the heat-preservation gas storage tank; and one end of the gas storage pipe is connected with the hot gas circulating device. This internal heat cycle equipment for annealing furnace, when annealing stove circular telegram during operation, through control power motor circular telegram work to make the inside air of annealing stove inhaled to the inside of hot gas circulation device, and from the inside of discharging into the annealing stove from the top of annealing stove once more, make the inside hot gas circulation of annealing stove, when needs cooling, make hot gas pass through the inside that the gas storage pipe got into the heat preservation gas storage tank through control hot gas circulation device, thereby played the effect of storage hot gas.
Description
Technical Field
The utility model relates to an annealing furnace technical field specifically is an internal heat cycle equipment for annealing furnace.
Background
Annealing is a metal heat treatment process, which refers to slowly heating metal to a certain temperature, keeping for a sufficient time, and then cooling at a proper speed in order to reduce hardness and improve machinability; the residual stress is reduced, the size is stabilized, and the deformation and crack tendency is reduced; refining crystal grains, adjusting tissues and eliminating tissue defects, and precisely, annealing is a heat treatment process for materials, including metal materials and non-metal materials.
The annealing furnace is equipment used in the annealing process and is divided into three types of small, medium and large according to the volume, the small and medium annealing furnace is generally a box type annealing furnace, when the annealing furnace is used, a workpiece needs to be placed in the equipment, then the temperature of the workpiece is raised and kept for a period of time through heating, hot gas is discharged after the heating process is finished, cold air is gradually introduced, and the workpiece is cooled;
in the whole annealing process, hot gas is directly discharged, and the next batch of workpieces are required to be reheated when being annealed, so that electric power waste is caused, and for enterprises, the electric power waste represents the waste of electric power cost in the processing process, so that the expenditure cost of the enterprises is increased, and the environment is polluted because the hot gas is directly discharged;
therefore, an internal thermal cycle device for an annealing furnace is proposed to solve the above-mentioned problems.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides an annealing stove is with interior thermal cycle equipment not enough to prior art, the utility model provides a possesses advantages such as make full use of waste heat, has solved the extravagant problem of waste heat.
(II) technical scheme
The utility model provides an above-mentioned technical problem's technical scheme as follows: an internal heat cycle apparatus for an annealing furnace, comprising:
an annealing furnace; and
the heat preservation gas storage box is arranged on the right side of the annealing furnace;
a hot gas circulation device interconnected with the annealing furnace and extending to the inside of the annealing furnace;
one end of the electromagnetic valve is communicated with the hot gas circulating device, and the other end of the electromagnetic valve is connected with the heat-preservation gas storage box;
one end of the gas storage pipe is connected with the hot gas circulating device and is connected with the heat-preservation gas storage box;
the electric controller is arranged at the top of the heat-preservation gas storage box;
the temperature sensor is inserted into the heat-preservation gas storage box and is in signal connection with the electric controller;
and the power motor is mutually connected with the hot gas circulating device and is mutually connected with the electric controller in a signal way.
The utility model has the advantages that:
this internal heat cycle equipment for annealing furnace, when annealing stove circular telegram during operation, its inside steam that produces, this moment through control power motor circular telegram work, thereby make the inside air of annealing stove inhaled to steam circulating device's inside, and from the inside of the top discharge annealing stove of annealing stove once more, make the inside steam circulation of annealing stove, make the heating effect more even, when needs cool down, make steam pass through the inside that the gas storage pipe got into the heat preservation gas storage box through control steam circulating device, and make the end of giving vent to anger of heat preservation gas storage box sealed through the control solenoid valve, thereby the effect of storage steam has been played, when heating next time, can let in the inside of annealing stove with the inside steam of heat preservation gas storage box, the effectual waste of avoiding steam.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
Further, the hot gas circulation device includes:
the installation shell is fixedly connected with the annealing furnace through screws;
the fan blade block is arranged inside the mounting shell and is fixedly connected with an output shaft of the power motor;
the three-way electromagnetic valve is fixedly connected with the output end of the mounting shell;
the top pipe is communicated with the three-way electromagnetic valve;
a bottom tube in communication with the mounting housing.
Further, the mounting housing includes:
a hollow mounting block provided on a left side of the annealing furnace;
the two mounting plates are respectively and fixedly connected with the upper side and the lower side of the hollow mounting block and are fixedly connected with the annealing furnace through screws;
and the four output pipes are arranged at the top of the hollow mounting block and are communicated with the hollow mounting block.
Furthermore, the bottom pipes and the top pipes are respectively provided with four bottom pipes which are distributed at equal intervals, and the four top pipes are also distributed at equal intervals.
Further, the bottom tube is composed of a main tube and a branch tube, wherein:
one end of the main pipe is communicated with the output end of the mounting shell, and the other end of the main pipe is communicated with the electromagnetic valve;
nine branch pipes, it with be responsible for intercommunication each other to be the equidistance distribution, and extend to the inside of annealing stove.
Further, the top pipe is composed of a main air pipe and a branch air pipe, wherein:
one end of the main air pipe is communicated with the three-way electromagnetic valve;
nine branch gas pipes which are communicated with the main gas pipe, distributed at equal intervals and extend to the interior of the annealing furnace.
Furthermore, the electric controller comprises a PLC controller and a transmitter, wherein the PLC controller is directly in signal connection with the transmitter, and the transmitter is in signal connection with the temperature sensor.
Further, the electric controller is respectively in signal connection with the three-way electromagnetic valve, the temperature sensor and the power motor, so that the electric controller can perform state control on the three-way electromagnetic valve, the electromagnetic valve and the power motor.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a front sectional view of the structure of the present invention.
In the figure: 1. an annealing furnace; 2. a heat preservation gas storage box; 3. a hot gas circulation device; 301. installing a shell; 302. A fan blade block; 303. a three-way electromagnetic valve; 304. jacking pipes; 305. a bottom tube; 4. an electromagnetic valve; 5. a gas storage pipe; 6. an electrical controller; 7. a temperature sensor; 8. a power motor.
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 an embodiment, as illustrated in fig. 1-2, an internal heat cycle apparatus for an annealing furnace, comprising:
an annealing furnace 1; and
a heat-insulating gas storage tank 2 provided on the right side of the annealing furnace 1;
a hot gas circulation device 3 connected to the annealing furnace 1 and extending to the inside of the annealing furnace 1;
one end of the electromagnetic valve 4 is communicated with the hot gas circulating device 3, and the other end of the electromagnetic valve is connected with the heat-preservation gas storage tank 2;
one end of the gas storage pipe 5 is connected with the hot gas circulating device 3 and is connected with the heat preservation gas storage tank 2;
the electric controller 6 is arranged at the top of the heat preservation gas storage box 2;
the temperature sensor 7 is inserted into the heat-preservation gas storage box 2 and is in signal connection with the electric controller 6;
and a power motor 8 which is connected with the hot gas circulating device 3 and is in signal connection with the electric controller 6.
Preferably, the hot gas circulation device 3 includes:
a mounting case 301 fixedly connected to the annealing furnace 1 by screws;
a fan blade block 302 which is provided inside the mounting case 301 and is fixedly connected to an output shaft of the power motor 8;
a three-way electromagnetic valve 303 fixedly connected with the output end of the mounting shell 301;
a top pipe 304 which is communicated with the three-way electromagnetic valve 303;
a bottom tube 305 communicating with the mounting case 301;
the hot gas circulating device 3 plays a role of circulating hot gas, so that the hot gas in the annealing furnace 1 can move in a circulating state, the moving process sequentially comprises the annealing furnace 1, a bottom pipe 305, an installation shell 301, a three-way electromagnetic valve 303, a top pipe 304 and the annealing furnace 1, the moving process is a cycle, and at the moment, air in the annealing furnace 1 fully flows, so that the heating in the annealing furnace 1 is uniform;
preferably, the mounting case 301 includes:
a hollow mounting block provided on the left side of the annealing furnace 1;
the two mounting plates are respectively and fixedly connected with the upper side and the lower side of the hollow mounting block and are fixedly connected with the annealing furnace 1 through screws;
the four output pipes are arranged at the top of the hollow mounting block and are communicated with the hollow mounting block;
the mounting housing 301 provides a movable space for the fan blade block 302, so that the fan blade block 302 can normally rotate;
the installation shell 301 provides a conveying space for hot air circulation, so that the hot air can be normally transported in a circulating manner;
preferably, four bottom tubes 305 and four top tubes 304 are respectively arranged, the four bottom tubes 305 are distributed in an equidistant manner, and the four top tubes 304 are also distributed in an equidistant manner;
the four top pipes 304 and the four bottom pipes 305 increase the efficiency of hot gas circulation, so that the hot gas circulation is quicker, and the heating inside the annealing furnace 1 is more uniform;
preferably, the bottom pipe 305 is composed of a main pipe and a branch pipe, wherein:
one end of the main pipe is communicated with the output end of the mounting shell 301, and the other end of the main pipe is communicated with the electromagnetic valve 4;
nine branch pipes which are communicated with the main pipe, are distributed at equal intervals and extend to the interior of the annealing furnace 1;
the bottom pipe 305 plays a role of sucking hot gas inside the annealing furnace 1 so that the hot gas can enter the inside of the installation case 301;
preferably, the top tube 304 is composed of a main trachea and a branch trachea, wherein:
one end of the main air pipe is communicated with the three-way electromagnetic valve 303;
nine branch gas pipes which are communicated with the main gas pipe, distributed at equal intervals and extend to the interior of the annealing furnace 1;
the top pipe 304 plays a role of exhausting hot gas so that the hot gas inside the installation housing 301 can be introduced into the inside of the annealing furnace 1;
preferably, the electric controller 6 is composed of a PLC controller and a transmitter, wherein the PLC controller is directly in signal connection with the transmitter, and the transmitter is in signal connection with the temperature sensor 7;
the electric controller 6 is respectively in signal connection with the three-way electromagnetic valve 303, the electromagnetic valve 4, the temperature sensor 7 and the power motor 8, so that the electric controller 6 can perform state control on the three-way electromagnetic valve 303, the electromagnetic valve 4 and the power motor 8;
the electric controller 6 plays a role in control, the three-way electromagnetic valve 303, the electromagnetic valve 4 and the power motor 8 can be controlled through the electric controller 6, the control of the three-way electromagnetic valve is realized by a PLC (programmable logic controller), and the PLC is the existing mature control equipment, so that the control principle is not repeated herein, and the transmitter plays a role in transmitting the monitoring result of the temperature sensor 7 to the PLC in an electric signal mode.
The working principle is as follows:
this internal heat cycle equipment for annealing stove, when the circular telegram of annealing stove 1 works, its inside steam that produces, work through controlling 8 circular telegrams of power motor this moment, flabellum piece 302 rotates this moment, thereby make the inside air of annealing stove 1 sucked to the inside of bottom tube 305, hot-air lets in the inside of push pipe 304 through installation casing 301 and three-way solenoid valve 303, hot-air gets into the inside of annealing stove 1 again through push pipe 304 this moment, hot-air is clockwise cyclic motion in this process, make the inside air current motion of annealing stove 1 circulate, the device gets up through driving the inside air current motion of annealing stove 1, make the inside heating of annealing stove 1 more even;
after the heating stage is finished, the three-way electromagnetic valve 303 is controlled by the electric controller 6 to move, the mounting shell 301 is communicated with the gas storage pipe 5 at the moment, the mounting shell 301 and the top pipe 304 are in a closed state, the electromagnetic valve 4 is in a blocking state at the moment, hot air in the annealing furnace 1 is sucked into the mounting shell 301 from the bottom pipe 305 and is introduced into the heat-preservation gas storage box 2 through the gas storage pipe 5, hot air is stored, and the temperature in the heat-preservation gas storage box 2 is monitored through the temperature sensor 7;
when next annealing operation is carried out, elements are placed in the annealing furnace 1, the annealing furnace 1 carries out heating treatment, meanwhile, the electromagnetic valve 4 is switched on, the power motor 8 is electrified to drive the fan blade block 302 to rotate, in the process, the three-way electromagnetic valve 303 is shifted to be communicated with the top pipe 304 under the control of the electric controller 6, and at the moment, hot gas in the heat-preservation gas storage box 2 is introduced into the annealing furnace 1 to carry out heating treatment on the annealing furnace 1;
the abundant utilization of the device is stored by exhaust hot gas, when carrying out annealing operation once more, can pass through and let in steam for the inside temperature of annealing stove 1 risees, and the effectual required electric power that has reduced annealing stove 1 intensification has reduced the electric power cost of enterprise on the one hand, and on the other hand makes annealing stove 1 more green when using.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. An internal heat cycle apparatus for an annealing furnace, comprising:
an annealing furnace (1); and
the heat preservation gas storage box (2) is arranged on the right side of the annealing furnace (1);
a hot gas circulation device (3) which is connected with the annealing furnace (1) and extends to the interior of the annealing furnace (1);
one end of the electromagnetic valve (4) is communicated with the hot gas circulating device (3), and the other end of the electromagnetic valve is connected with the heat-preservation gas storage box (2);
one end of the gas storage pipe (5) is connected with the hot gas circulating device (3) and is connected with the heat preservation gas storage box (2);
the electric controller (6) is arranged at the top of the heat-preservation gas storage box (2);
the temperature sensor (7) is inserted into the heat-preservation gas storage box (2) and is in signal connection with the electric controller (6);
and the power motor (8) is mutually connected with the hot gas circulating device (3) and is mutually connected with the electric controller (6) in a signal way.
2. The internal heat circulation device for an annealing furnace according to claim 1, wherein: the hot gas circulation device (3) includes:
a mounting housing (301) which is fixedly connected with the annealing furnace (1) through screws;
a fan blade block (302) which is arranged inside the mounting shell (301) and is fixedly connected with an output shaft of the power motor (8);
the three-way electromagnetic valve (303) is fixedly connected with the output end of the mounting shell (301);
a top pipe (304) which is communicated with the three-way electromagnetic valve (303);
a bottom tube (305) in communication with the mounting housing (301).
3. The internal heat circulation device for the annealing furnace according to claim 2, wherein: the mounting housing (301) includes:
a hollow mounting block provided on the left side of the annealing furnace (1);
the two mounting plates are respectively and fixedly connected with the upper side and the lower side of the hollow mounting block and are fixedly connected with the annealing furnace (1) through screws;
and the four output pipes are arranged at the top of the hollow mounting block and are communicated with the hollow mounting block.
4. The internal heat circulation device for the annealing furnace according to claim 2, wherein: the number of the bottom pipes (305) is four, the number of the top pipes (304) is four, the bottom pipes (305) are distributed at equal intervals, and the number of the top pipes (304) is also distributed at equal intervals.
5. The internal heat circulation device for the annealing furnace according to claim 2, wherein: the bottom pipe (305) is composed of a main pipe and a branch pipe, wherein:
one end of the main pipe is communicated with the output end of the mounting shell (301), and the other end of the main pipe is communicated with the electromagnetic valve (4);
nine branch pipes, it with be responsible for intercommunication each other to be the equidistance and distribute, and extend to the inside of annealing stove (1).
6. The internal heat circulation device for the annealing furnace according to claim 2, wherein: the top tube (304) is composed of a main trachea and a branch trachea, wherein:
one end of the main air pipe is communicated with the three-way electromagnetic valve (303);
nine branch gas pipes which are communicated with the main gas pipe, distributed at equal intervals and extend to the interior of the annealing furnace (1).
7. The internal heat circulation device for an annealing furnace according to claim 1, wherein: the electric controller (6) is composed of a PLC controller and a transmitter, wherein the PLC controller is directly in signal connection with the transmitter, and the transmitter is in signal connection with the temperature sensor (7).
8. The internal heat circulation device for the annealing furnace according to claim 2, wherein: the electric controller (6) is in signal connection with the three-way electromagnetic valve (303), the electromagnetic valve (4), the temperature sensor (7) and the power motor (8) respectively, so that the electric controller (6) can perform state control on the three-way electromagnetic valve (303), the electromagnetic valve (4) and the power motor (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222647697.4U CN218372392U (en) | 2022-10-08 | 2022-10-08 | Internal heat circulation equipment for annealing furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222647697.4U CN218372392U (en) | 2022-10-08 | 2022-10-08 | Internal heat circulation equipment for annealing furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218372392U true CN218372392U (en) | 2023-01-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222647697.4U Active CN218372392U (en) | 2022-10-08 | 2022-10-08 | Internal heat circulation equipment for annealing furnace |
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| CN (1) | CN218372392U (en) |
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2022
- 2022-10-08 CN CN202222647697.4U patent/CN218372392U/en active Active
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