CN211177895U

CN211177895U - Pressure sintering furnace with waste heat utilization

Info

Publication number: CN211177895U
Application number: CN201921751668.4U
Authority: CN
Inventors: 刘平; 万琛
Original assignee: Zhuzhou Weikai Cutting Tools Co ltd
Current assignee: Zhuzhou Weikai Cutting Tools Co ltd
Priority date: 2019-10-18
Filing date: 2019-10-18
Publication date: 2020-08-04
Anticipated expiration: 2029-10-18

Abstract

The utility model provides a pressure sintering furnace with waste heat utilization. The pressure sintering furnace with the function of waste heat utilization comprises a pressure sintering furnace body; the fan is arranged below the pressure sintering furnace body; one end of the air inlet pipe is fixedly arranged at an air outlet of the fan; one end of the exhaust pipe is fixedly arranged on the pressure sintering furnace body; the water tank is arranged on one side of the pressure sintering furnace body, and the other end of the exhaust pipe extends into the water tank; two coil pipes, two the coil pipe all is located in the water tank, and two the equal fixed mounting in one end of coil pipe is in on the blast pipe. The utility model provides a pressure sintering furnace with waste heat utilization has can be to the waste heat utilization maximize, and can improve exhaust-gas treatment equipment's life's advantage to a certain extent.

Description

Pressure sintering furnace with waste heat utilization

Technical Field

The utility model relates to a heat treatment technical field especially relates to a pressure fritting furnace with waste heat utilization.

Background

The sintering furnace is special equipment for obtaining required physical and mechanical properties and microstructure by sintering powder pressed compact, is mainly used for drying slurry on a silicon wafer, removing organic components in the slurry and completing sintering of an aluminum back surface field and grid lines, is divided into pressure sintering furnaces, is also a pressure sintering furnace, is specially used for sintering large-sized workpieces, is convenient for loading and unloading materials, and is particularly convenient and fast to convert between degreasing, air pressure sintering and subsequent processing procedures.

Through retrieval, the patent document with the publication number of CN209399737U discloses a pressure sintering furnace with dustproof protection, which comprises a furnace body, a furnace cover and a tungsten crucible, wherein a hydrogen inlet pipe is arranged at the left side above the furnace body, a lower side flange is fixed above the furnace body, a sealing ring is arranged at the inner side above the lower side flange, an upper side flange is arranged above the lower side flange, the furnace cover is fixed above the upper side flange, a dustproof cover is arranged at the outer side above the furnace cover, a positioning plate is fixed at the outer side below the lower side flange, the positioning plate is fixedly connected with the furnace body, an air outlet pipe is arranged at the right side above the furnace body, a one-way valve is arranged inside the air outlet pipe, an air inlet pipe is fixed below the air outlet pipe, the tungsten crucible is arranged inside the furnace body, an air cavity is arranged below the tungsten crucible, and a fan is arranged at the bottom, and the outside of furnace body is provided with the pressure display screen, although this pressure fritting furnace with dustproof protection is provided with the wind chamber and is convenient for carry out quick air-cooled heat dissipation to the tungsten crucible, however, the utility model discloses during hot-gas direct row of exhaust-gas treatment equipment of next-level through the air-supply line when air-cooled heat dissipation, do not utilize steam, this will cause a large amount of heat to run off, the energy consumption has been improved, and direct exhaust hot air temperature is very high, produce very easily to the components and parts among the exhaust-gas treatment equipment and destroy, the life of exhaust-gas treatment equipment has been reduced, be unfavorable for the long-term development of enterprise.

Therefore, there is a need to provide a new pressure sintering furnace with waste heat utilization to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pressure sintering furnace with waste heat utilization to solve current pressure sintering furnace and lack waste heat utilization and can not carry out prefilter's problem to the exhaust steam.

In order to solve the technical problem, the utility model provides a pressure sintering furnace with waste heat utilization includes: a pressure sintering furnace body; the fan is arranged below the pressure sintering furnace body; one end of the air inlet pipe is fixedly arranged at an air outlet of the fan; one end of the exhaust pipe is fixedly arranged on the pressure sintering furnace body; the water tank is arranged on one side of the pressure sintering furnace body, and the other end of the exhaust pipe extends into the water tank; the two coil pipes are positioned in the water tank, and one ends of the two coil pipes are fixedly arranged on the exhaust pipe; the air outlet pipe is fixedly arranged in the water tank, one end of the air outlet pipe extends out of the water tank, and the bottom ends of the two coil pipes are fixedly arranged on the air outlet pipe; the filter box is arranged between the pressure sintering furnace body and the water tank, and one end, located outside the water tank, of the air outlet pipe extends into the filter box.

Preferably, a filter plate and an active adsorption plate are fixedly mounted on the inner wall of the filter box, and the active adsorption plate is located above the filter plate.

Preferably, one side of water tank is equipped with the water pump, the one end of drinking-water pipe is installed to the mouth fixed mounting that absorbs water of water pump, the other end of drinking-water pipe extends to in the water tank, the delivery port fixedly connected with outside pipeline of water pump.

Preferably, a thermometer is fixedly installed on one side of the water tank, which is far away from the pressure sintering furnace body.

Preferably, the top of the water tank is fixedly provided with a water feeding pipe, and a cover cap is arranged on the water feeding pipe.

Preferably, the active adsorption plate is filled with a coke substance.

Preferably, a plurality of vent holes are formed in the top of the water tank, and a valve is arranged on the exhaust pipe.

Preferably, the top of the filter box is fixedly provided with an air outlet cover.

Compared with the prior art, the utility model provides a pressure sintering furnace with waste heat utilization has following beneficial effect:

the utility model provides a pressure sintering furnace with waste heat utilization, after sintering work is accomplished, open the valve and start the fan, the hot-blast of pressure sintering furnace body just can let in two coils, thereby begin to heat the clear water, after having walked whole coil pipe at hot-blast, just can get into in the rose box, then through the double filtration of filter and active adsorption plate, can tentatively handle hot-blast, later handle on next step in getting into exhaust-gas treatment equipment, hot-blast temperature through a series of processings just can decline, thereby the harm to exhaust-gas treatment equipment has been reduced, the life of exhaust-gas treatment equipment has been improved, later close valve and fan, and open the water pump, hot water is just taken out and is utilized, the waste heat of pressure sintering furnace body output has effectively been utilized, the energy consumption is reduced.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of a pressure sintering furnace with waste heat utilization according to the present invention;

FIG. 2 is a schematic top view of the filter plate of FIG. 1;

fig. 3 is a schematic top view of the active adsorption plate shown in fig. 1.

Reference numbers in the figures: 1. the pressure sintering furnace comprises a pressure sintering furnace body, 2, a fan, 3, an air inlet pipe, 4, an exhaust pipe, 5, a water tank, 6, a coil pipe, 7, an air outlet pipe, 8, a filter box, 9, a filter plate, 10, an active adsorption plate, 11, a water pump, 12, a water pumping pipe, 13, a thermometer, 14 and a water feeding pipe.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1, fig. 2 and fig. 3, wherein fig. 1 is a schematic structural diagram of a pressure sintering furnace with waste heat utilization according to a preferred embodiment of the present invention; FIG. 2 is a schematic top view of the filter plate of FIG. 1; fig. 3 is a schematic top view of the active adsorption plate shown in fig. 1. The pressure sintering furnace with waste heat utilization comprises: a pressure sintering furnace body 1; the fan 2 is arranged below the pressure sintering furnace body 1; one end of the air inlet pipe 3 is fixedly arranged at an air outlet of the fan 2; one end of the exhaust pipe 4 is fixedly arranged on the pressure sintering furnace body 1; the water tank 5 is arranged on one side of the pressure sintering furnace body 1, and the other end of the exhaust pipe 4 extends into the water tank 5; the two coil pipes 6 are positioned in the water tank 5, and one ends of the two coil pipes 6 are fixedly arranged on the exhaust pipe 4; the air outlet pipe 7 is fixedly arranged in the water tank 5, one end of the air outlet pipe 7 extends out of the water tank 5, and the bottom ends of the two coil pipes 6 are fixedly arranged on the air outlet pipe 7; the filter box 8 is arranged between the pressure sintering furnace body 1 and the water tank 5, and one end of the air outlet pipe 7, which is positioned outside the water tank 5, extends into the filter box 8.

The inner wall of the filter box 8 is fixedly provided with a filter plate 9 and an active adsorption plate 10, and the active adsorption plate 10 is positioned above the filter plate 9.

One side of water tank 5 is equipped with water pump 11, water pump 11's water sucking mouth fixed mounting has the one end of drinking-water pipe 12, the other end of drinking-water pipe 12 extends to in the water tank 5, the delivery port fixedly connected with external pipeline of water pump 12.

A thermometer 13 is fixedly arranged on one side of the water tank 5 far away from the pressure sintering furnace body 1.

The top fixed mounting of water tank 5 has filler pipe 14, be equipped with the block on the filler pipe 14.

The active adsorption plate 10 is filled with a coke substance.

And an air outlet cover is fixedly arranged at the top of the filter box 8.

The utility model provides a pressure fritting furnace with waste heat utilization's theory of operation as follows:

before use, the cover cap is opened, a certain amount of clean water is added into the water tank 5 through the water adding pipe 14, then the cover cap is closed, and the air outlet cover is communicated with the next-stage waste gas treatment equipment;

after the sintering work of the pressure sintering furnace body 1 is finished, a valve can be opened, a fan 2 is started, the fan 2 blows outside low-temperature air into the pressure sintering furnace body 1 through an air inlet pipe 3, then hot air of the pressure sintering furnace body 1 enters an exhaust pipe 4 and then is introduced into two coil pipes 6, so that clear water is heated, the route of the hot air is made longer through the coil pipes 6, the heating time of the hot air on the clear water is prolonged, the utilization degree of waste heat is maximized, the water temperature can be observed in real time according to a thermometer, after the hot air completely passes through the channel of the whole coil pipe 6, the hot air enters an air outlet pipe 7 and then is introduced into a filter box 8, then the hot air floats upwards, and is filtered by a filter plate 9, most dust particles in the hot air are intercepted and then float upwards to an active adsorption plate 10, coke alright adsorb the harmful substance who persists in hot-blast, later hot-blast just carries out processing on next step through going out the gas hood and getting into exhaust-gas treatment equipment, hot-blast temperature through preliminary treatment just can decline, thereby the harm to exhaust-gas treatment equipment has been reduced, the life of exhaust-gas treatment equipment has been improved, later alright close valve and fan 2, and open water pump 11, hot water in the water tank 5 is just taken out to the work of heating class and goes, the waste heat of 1 output of pressure fritting furnace body has effectively been utilized, the energy consumption is reduced.

the utility model provides a pressure sintering furnace with waste heat utilization, after the sintering work is finished, a valve is opened and a fan 2 is started, hot air of a pressure sintering furnace body 1 is introduced into two coil pipes 6, thereby heating clear water, after the hot air passes through the whole coil pipe 6, the hot air enters the filter box 8 and is subjected to double filtration of the filter plate 9 and the active adsorption plate 10, the hot air can be treated primarily and then enters the waste gas treatment equipment for further treatment, the temperature of the hot air after a series of treatments is reduced, thereby reducing the damage to the waste gas treatment equipment, prolonging the service life of the waste gas treatment equipment, then closing the valve and the fan 2, and the water pump 11 is started, so that the hot water is pumped out and applied, the waste heat produced by the pressure sintering furnace body 1 is effectively utilized, and the energy consumption is reduced.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. A pressure sintering furnace with waste heat utilization is characterized by comprising:

a pressure sintering furnace body;

the fan is arranged below the pressure sintering furnace body;

one end of the air inlet pipe is fixedly arranged at an air outlet of the fan;

one end of the exhaust pipe is fixedly arranged on the pressure sintering furnace body;

the water tank is arranged on one side of the pressure sintering furnace body, and the other end of the exhaust pipe extends into the water tank;

the two coil pipes are positioned in the water tank, and one ends of the two coil pipes are fixedly arranged on the exhaust pipe;

the air outlet pipe is fixedly arranged in the water tank, one end of the air outlet pipe extends out of the water tank, and the bottom ends of the two coil pipes are fixedly arranged on the air outlet pipe;

the filter box is arranged between the pressure sintering furnace body and the water tank, and one end, located outside the water tank, of the air outlet pipe extends into the filter box.

2. The pressure sintering furnace with the function of utilizing the residual heat according to claim 1, wherein a filter plate and an active adsorption plate are fixedly arranged on the inner wall of the filter box, and the active adsorption plate is positioned above the filter plate.

3. The pressure sintering furnace with the function of utilizing the residual heat as claimed in claim 1, wherein a water pump is arranged on one side of the water tank, one end of a water pumping pipe is fixedly installed at a water suction port of the water pump, the other end of the water pumping pipe extends into the water tank, and an external pipeline is fixedly connected to a water outlet of the water pump.

4. The pressure sintering furnace with waste heat utilization according to claim 1, characterized in that a thermometer is fixedly installed on one side of the water tank far away from the pressure sintering furnace body.

5. The pressure sintering furnace with the function of utilizing the residual heat according to claim 1, characterized in that a water feeding pipe is fixedly arranged at the top of the water tank, and a cover cap is arranged on the water feeding pipe.

6. The pressure sintering furnace with waste heat utilization according to claim 2, characterized in that the active adsorption plate is filled with coke substance.

7. The pressure sintering furnace with the function of utilizing the residual heat according to claim 1, wherein a plurality of vent holes are formed in the top of the water tank, and a valve is arranged on the exhaust pipe.

8. The pressure sintering furnace with the function of utilizing the residual heat according to claim 1, characterized in that an air outlet cover is fixedly arranged at the top of the filter box.