CN215638870U

CN215638870U - Vacuum hot water treatment furnace with waste heat recovery function

Info

Publication number: CN215638870U
Application number: CN202121469543.XU
Authority: CN
Inventors: 常文生
Original assignee: Shenyang Hengtai Jin Xin Precision Casting Co ltd
Current assignee: Shenyang Hengtai Jin Xin Precision Casting Co ltd
Priority date: 2021-06-30
Filing date: 2021-06-30
Publication date: 2022-01-25
Anticipated expiration: 2031-06-30

Abstract

The utility model relates to the technical field of vacuum hot water treatment furnaces, in particular to a vacuum hot water treatment furnace with a waste heat recovery function, which comprises a base and an outer furnace body, wherein the middle part of the upper end of the base is fixedly connected with the outer furnace body, the right end of the outer furnace body is rotatably connected with an end cover plate, the inner furnace body is fixedly connected inside the outer furnace body, the outer side of the inner furnace body is fixedly connected with a heat absorption coil pipe, the left end of the heat absorption coil pipe is fixedly connected with a first electromagnetic valve, the other end of the first electromagnetic valve is fixedly connected with a heat exchanger, the lower end of the heat exchanger is fixedly connected with a workbench, and the lower end of the workbench is fixedly connected with a support frame; according to the utility model, through the arrangement of the inner furnace body, the heat absorption coil, the first electromagnetic valve, the heat exchanger, the heat dissipation box, the radiator, the heat dissipation fan, the second electromagnetic valve, the water storage tank and the circulating pump, the function of waste heat recovery can be realized, when the temperature in the furnace body is higher, effective heat dissipation in the furnace body can be realized, and the temperature in the furnace body can be accurately controlled.

Description

Vacuum hot water treatment furnace with waste heat recovery function

Technical Field

The utility model relates to the technical field of vacuum hot water treatment furnaces, in particular to a vacuum hot water treatment furnace with a waste heat recovery function.

Background

The vacuum heat treatment is a comprehensive technology combining vacuum technology and heat treatment, which means that all and part of the heat treatment process is carried out in a vacuum state, the heat efficiency of a vacuum heat treatment furnace is high, the rapid temperature rise and temperature reduction can be realized, the non-oxidation, non-decarburization and non-carburization can be realized, the phosphorus chips on the surface of a workpiece can be removed, and the effects of degreasing, degassing and the like are realized, so that the effect of surface brightening and purifying is achieved.

After the furnace body stops running, the temperature inside the furnace body is still very high, but most of common vacuum heat treatment furnaces do not have a waste heat recovery function, so that heat loss and resource waste are caused, and meanwhile, the heating temperature inside the furnace body is difficult to control due to the fact that the internal structure of the common heat treatment furnace is complex, so that the vacuum hot water treatment furnace with the waste heat recovery function is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a vacuum hot water treatment furnace with a waste heat recovery function, so as to solve the problems in the background technology.

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

the utility model provides a vacuum hot water treatment furnace with waste heat recovery function, includes base and outer furnace body, the outer furnace body of base upper end middle part fixedly connected with, outer furnace body right-hand member rotates and is connected with the end cover board, the furnace body in the inside fixedly connected with of outer furnace body, interior furnace body outside fixedly connected with heat absorption coil pipe, heat absorption coil pipe left end fixedly connected with solenoid valve one, solenoid valve one other end fixedly connected with heat exchanger, heat exchanger lower extreme fixedly connected with workstation, workstation lower extreme fixedly connected with support frame, support frame lower extreme and base fixed connection.

Preferably, the right side of the upper end of the workbench is fixedly connected with a heat dissipation box, the middle part of the front end of the heat dissipation box is fixedly connected with a heat radiator, and the front end of the heat radiator is fixedly connected with a heat dissipation fan.

Preferably, the lower end of the radiator is fixedly connected with a second electromagnetic valve through a conduit, and the other end of the second electromagnetic valve is fixedly connected with the heat absorption coil through a conduit.

Preferably, the upper part of the right end of the heat exchanger is fixedly connected with a first connecting pipe, the other end of the first connecting pipe is fixedly connected with a water storage tank, the lower end of the water storage tank is fixedly connected with a heat dissipation tank, the middle part of the upper end of the water storage tank is fixedly connected with a second connecting pipe, and the other end of the second connecting pipe is fixedly connected with a radiator.

Preferably, the lower end of the water storage tank is fixedly connected with a circulating pump through a guide pipe, the output end of the circulating pump is fixedly connected with a third connecting pipe, and the other end of the third connecting pipe is fixedly connected with the right end of the heat absorption coil pipe.

Preferably, the heat absorption coil is uniformly distributed between the outer furnace body and the inner furnace body in a spiral shape.

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

1. according to the utility model, through the arrangement of the inner furnace body, the heat absorption coil, the first electromagnetic valve and the heat exchanger, the heat absorption coil can absorb residual heat in the furnace body, and then the residual heat is transferred through the heat exchanger, so that the function of waste heat recovery can be realized;

2. according to the utility model, through the arranged heat dissipation box, the radiator, the heat dissipation fan, the second electromagnetic valve, the water storage tank and the circulating pump, effective heat dissipation in the furnace body can be realized when the temperature in the furnace body is high, and the accurate control of the temperature in the furnace body is facilitated.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the installation structure of the inner furnace body according to the present invention;

FIG. 3 is a schematic view of the installation structure of the water storage tank of the present invention.

In the figure: 1-base, 2-outer furnace body, 3-end cover plate, 4-inner furnace body, 5-heat absorption coil pipe, 6-first electromagnetic valve, 7-heat exchanger, 8-workbench, 9-support frame, 10-heat dissipation box, 11-heat sink, 12-heat dissipation fan, 13-second electromagnetic valve, 14-first connecting pipe, 15-water storage tank, 16-second connecting pipe, 17-circulating pump and 18-third connecting pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

the utility model provides a vacuum hot water treatment furnace with waste heat recovery function, including base 1 and outer furnace body 2, base 1 upper end middle part fixedly connected with

outer furnace body

2, 2 right-hand members of outer furnace body rotate and are connected with end cover plate 3, furnace body 4 in 2 inside fixedly connected with of outer furnace body, 4 outside fixedly connected with heat absorption coil pipe 5 of interior furnace body, 5 left end fixedly connected with solenoid valve 6 of heat absorption coil pipe, 6 other end fixedly connected with heat exchangers 7 of solenoid valve, 7 lower extreme fixedly connected with workstations 8 of heat exchangers, 8 lower extreme fixedly connected with support frame 9 of workstation, support frame 9 lower extreme and base 1 fixed connection.

8 upper end right side fixedly connected with heat dissipation case 10 of workstation, heat dissipation case 10 front end middle part fixedly connected with radiator 11, radiator 11 front end fixedly connected with heat dissipation fan 12, radiator 11 lower extreme passes through pipe fixedly connected with solenoid valve two 13, the solenoid valve two 13 other ends pass through pipe and heat absorption coil pipe 5 fixed connection, 7 right-hand member upper portion fixedly connected with connecting pipe one 14 of heat exchanger, connecting pipe one 14 other end fixedly connected with storage water tank 15, storage water tank 15 lower extreme and heat dissipation case 10 fixed connection, storage water tank 15 upper end middle part fixedly connected with connecting pipe two 16, the connecting pipe two 16 other ends and radiator 11 fixed connection, storage water tank 15 lower extreme passes through pipe fixedly connected with circulating pump 17, circulating pump 17 output fixedly connected with connecting pipe three 18, the connecting pipe three 18 other end and the right-hand member fixed connection of heat absorption coil pipe 5, heat absorption coil pipe 5 is heliciform evenly distributed between outer furnace body 2 and interior furnace body 4.

The working process is as follows: the electric appliances are external power supplies, when the vacuum hot water treatment furnace stops running, the residual heat in the vacuum hot water treatment furnace heats the inner furnace body 4 and the heating coil 5, the control system is connected with the power supplies of the electromagnetic valve I6 and the circulating pump 17, the circulating pump 17 runs to pump the water in the water storage tank 15 to the heat absorption coil 5, the heat absorption coil 5 is heated to heat the water in the vacuum hot water treatment furnace, the heated hot water flows into the heat exchanger 7 to be used as a heat source, so that the heating medium in the heat exchanger 7 can be heated and heated, the cooled water flows back to the water storage tank 15 through the connecting pipe I14, the reciprocating operation is carried out, the residual heat in the furnace body can be absorbed through the heat absorption coil 5, and then the residual heat is transmitted through the heat exchanger, so that the function of residual heat recovery can be realized, when the temperature in the furnace body is higher, the electromagnetic valve I6 is closed, and the power supplies of the electromagnetic valve II 13 and the heat dissipation fan 12 are simultaneously connected, circulating pump 17 operation is pumped to the heat absorption coil pipe 5 with the water in the storage water tank 15 in, heat absorption coil pipe 5 heats inside water after absorbing heat, the water after the intensification flows into in radiator 11 by two 13 solenoid valves, radiator 11 can dispel the heat with the temperature, heat dissipation fan 12 operation can accelerate thermal giving off simultaneously, rivers after the cooling return water tank 15, then through circulating pump 17 and three 18 flows back in heat absorption coil pipe 5 of connecting pipe, so reciprocal, can realize the inside effective heat dissipation of furnace body, be favorable to the inside temperature of accurate control furnace body.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a vacuum hot water treatment furnace with waste heat recovery function, includes base (1) and outer furnace body (2), its characterized in that: the outer furnace body (2) of base (1) upper end middle part fixedly connected with, outer furnace body (2) right-hand member rotates and is connected with end cover board (3), furnace body (4) in the inside fixedly connected with of outer furnace body (2), interior furnace body (4) outside fixedly connected with heat absorption coil pipe (5), heat absorption coil pipe (5) left end fixedly connected with solenoid valve (6), solenoid valve (6) other end fixedly connected with heat exchanger (7), heat exchanger (7) lower extreme fixedly connected with workstation (8), workstation (8) lower extreme fixedly connected with support frame (9), support frame (9) lower extreme and base (1) fixed connection.

2. The vacuum hot water treatment furnace with the waste heat recovery function according to claim 1, characterized in that: workstation (8) upper end right side fixedly connected with heat dissipation case (10), heat dissipation case (10) front end middle part fixedly connected with radiator (11), radiator (11) front end fixedly connected with heat dissipation fan (12).

3. The vacuum hot water treatment furnace with the waste heat recovery function according to claim 2, characterized in that: the lower end of the radiator (11) is fixedly connected with a second electromagnetic valve (13) through a guide pipe, and the other end of the second electromagnetic valve (13) is fixedly connected with the heat absorption coil pipe (5) through a guide pipe.

4. The vacuum hot water treatment furnace with the waste heat recovery function according to claim 1, characterized in that: the heat exchanger (7) is characterized in that a first connecting pipe (14) is fixedly connected to the upper portion of the right end of the heat exchanger (7), a water storage tank (15) is fixedly connected to the other end of the first connecting pipe (14), the lower end of the water storage tank (15) is fixedly connected with a heat dissipation tank (10), a second connecting pipe (16) is fixedly connected to the middle of the upper end of the water storage tank (15), and the other end of the second connecting pipe (16) is fixedly connected with a radiator (11).

5. The vacuum hot water treatment furnace with the waste heat recovery function according to claim 4, characterized in that: the lower end of the water storage tank (15) is fixedly connected with a circulating pump (17) through a guide pipe, the output end of the circulating pump (17) is fixedly connected with a third connecting pipe (18), and the other end of the third connecting pipe (18) is fixedly connected with the right end of the heat absorption coil pipe (5).

6. The vacuum hot water treatment furnace with the waste heat recovery function according to claim 1, characterized in that: the heat absorption coil (5) is uniformly distributed between the outer furnace body (2) and the inner furnace body (4) in a spiral shape.