CN213300867U

CN213300867U - Cooling device for bearing seat of mesh belt furnace

Info

Publication number: CN213300867U
Application number: CN202022405793.9U
Authority: CN
Inventors: 冯中堂; 刘成
Original assignee: Chongqing Aodian Industrial Furnace Co ltd
Current assignee: Chongqing Aodian Industrial Furnace Co ltd
Priority date: 2020-10-26
Filing date: 2020-10-26
Publication date: 2021-05-28
Anticipated expiration: 2030-10-26

Abstract

The utility model discloses a cooling device for guipure stove bearing frame, including a plurality of conveying axles that are located the guipure stove, conveying axle links to each other with the bearing frame that sets up in the guipure stove outside, still including installing the radiating seat on the conveying is epaxial, the radiating seat is located between guipure stove and the bearing frame, be equipped with the through-hole that supplies conveying axle to pass in the radiating seat, the through-hole with it can radiating clearance to have between the conveying axle, clearance and cold-blast main intercommunication, be equipped with the export of heat dissipation wind on the radiating seat.

Description

Cooling device for bearing seat of mesh belt furnace

Technical Field

The utility model relates to a technical field of mesh belt furnace production, concretely relates to a cooling device for mesh belt furnace bearing frame.

Background

The mesh belt furnace is currently a commonly used industrial heat treatment device, and drives a workpiece to be processed, which is added from a feeding hole, to sequentially pass through a feeding rack and a hearth by means of the circulating rolling of a mesh belt, and the workpiece is discharged from a discharge hole at the tail of the furnace. The conveying shafts are arranged in the hearth and drive the workpiece to move, the heating temperature in the hearth is heated to 800-900 ℃ in the process of workpiece heat treatment, the heat in the hearth is transferred to the bearing seats matched with the conveying shafts under the heat conduction effect of the conveying shafts, the conveying shafts are easy to wear when rotating under a certain high-temperature environment, and meanwhile, the bearing seats are easy to damage under the influence of high temperature, so that the normal work of the whole mesh belt furnace is influenced.

Under the general condition, if any cooling protection measures are not taken, the bearing seat is easy to scrap, then the traditional cooling mode is that a heat dissipation seat is arranged between the bearing seat and a conveying shaft, but the heat dissipation effect is not good, and the bearing seat is easy to scrap after being used for a period of time.

SUMMERY OF THE UTILITY MODEL

Not enough to the above-mentioned that prior art exists, the utility model aims to provide a cooling device for mesh belt furnace bearing frame that cools down to the bearing frame, plays the guard action to the bearing frame simultaneously.

Solve the technical problem, the utility model discloses a following technical scheme:

the utility model provides a cooling device for guipure stove bearing frame, includes a plurality of conveying axles that are located the guipure stove, the conveying axle links to each other with the bearing frame that sets up in the guipure stove outside, still including installing the radiating seat on the conveying axle, the radiating seat is located between guipure stove and the bearing frame, be equipped with the through-hole that supplies the conveying axle to pass in the radiating seat, the through-hole inner wall with it can radiating clearance to have between the conveying axle, clearance and cold wind pipe intercommunication are equipped with the heat dissipation wind export on the radiating seat.

The scheme adopts the combination of two structures for cooling, the transmission shaft is provided with the heat dissipation seat, the heat dissipation seat is positioned between the mesh belt furnace and the bearing seat, the heat dissipation seat blocks heat transmitted by the transmission shaft and avoids transmitting the heat to the bearing seat, and because a heat dissipation gap is formed between the inner wall of the through hole of the heat dissipation seat and the transmission shaft, the heat transmitted by the transmission shaft to the heat dissipation seat is dissipated again through air flow in the gap; in order to better play the refrigerated effect, be provided with the cooling wind gap again and go out on the radiating seat, simultaneously, clearance and cold-blast main intercommunication for cold wind gets into to the clearance from the cold-blast main in, cools down radiating seat and with radiating seat matched with conveying axle part, and the heat in the clearance is discharged along with the cooling wind export, wholly cools down the radiating seat inside, like this, just avoids conveying epaxial heat transfer to the bearing frame.

Further, still include that cold wind is responsible for, cold wind is responsible for and is communicate with a plurality of cold-blast pipes, cold-blast pipe with cold wind input extremely in the clearance.

Because furnace inside has a plurality of conveying axles that drive the work piece and remove, consequently, need cool down on every epaxial bearing frame of conveying, consequently, the cold wind of setting is responsible for a plurality of cold-blast pipes intercommunication, like this, is responsible for through a cold wind and both can realize carrying cold wind to a plurality of cold-blast pipes to cool down to the epaxial radiating seat of every conveying.

Furthermore, each cold air pipe is provided with a throttle valve. The throttle valve is used for controlling the flow of the fluid entering the gap of the cold air pipe, so that the cooling condition of the heat radiating seat is controlled.

Further, the cold air pipe is connected to the upper end of the heat dissipation seat through a cold air inlet, and the heat dissipation air outlet is located at the lower end of the heat dissipation seat. Design like this for cold wind is from last to circulating down, can let cold wind be full of to the clearance in, and the rethread scattered hot air export is discharged in with the clearance.

Furthermore, the heat dissipation seat is made of an aluminum alloy material. The aluminum alloy has good heat dissipation and corrosion resistance, so that the heat dissipation seat is made of the aluminum alloy material and has the characteristics of good heat dissipation and corrosion resistance.

Compared with the prior art, the utility model has the advantages of as follows:

the utility model discloses think about ingenious, simple structure, reasonable in design, the utility model discloses cooling device utilizes the cooperation in cold air pipe and clearance after using implementation to and the design of radiating seat, can arrange the heat of conveying axle transmission rapidly and disperse, and the cooling effect is showing, can play fine protection to the bearing frame.

Drawings

FIG. 1 is a schematic structural view of a cooling device for a bearing seat of a mesh belt furnace according to the present invention;

in the figure: conveying shaft 1, radiating seat 2, bearing frame 3, cold wind are responsible for 4, choke valve 5, cold wind entry 6, heat dissipation wind export 7, furnace outer wall 8, heat preservation 9, furnace inner wall 10, cold-blast pipe 11.

Detailed Description

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

In this embodiment: referring to fig. 1, a cooling device for guipure stove bearing frame, including a plurality of conveying axle 1 that are located the guipure stove, conveying axle 1 links to each other with the bearing frame 3 that sets up in the guipure stove outside, still including installing radiating seat 2 on conveying axle 1, radiating seat 2 is located between guipure stove and the bearing frame 3, is equipped with the through-hole that supplies conveying axle 1 to pass in the radiating seat 2, has the clearance that can dispel the heat between through-hole inner wall and the conveying axle 1, clearance and cold wind pipe 11 intercommunication are equipped with scattered hot air outlet 7 on the radiating seat 2.

Wherein, still be provided with on the furnace inner wall 10 of mesh belt furnace and carry out heat retaining heat preservation 9 in the furnace, the temperature of mesh belt furnace can keep the constant value like this, guarantees the machining efficiency of work piece.

And conveying axle 1 passes furnace inner wall 10 of mesh-belt furnace to fix the furnace outer wall 8 at the mesh-belt furnace through bearing frame 3, bearing frame 3 and gear cooperation, rethread rack conveyor belt drive gear revolve, and then drive conveying axle 1 and rotate, however, in order to cool down the temperature to conveying axle 1 transmission, this scheme adopts two kinds of structure combinations to cool off.

The heat dissipation seat 2 is arranged on the conveying shaft 1, the heat dissipation seat 2 is located between the mesh belt furnace and the bearing seat 3, the heat dissipation seat 2 obstructs heat transferred by the conveying shaft 1 and avoids transferring to the bearing seat 3, and due to the fact that a heat dissipation gap is formed between the inner wall of the through hole of the heat dissipation seat 2 and the conveying shaft 1, the heat transferred to the heat dissipation seat 2 by the conveying shaft 1 is dissipated through air flowing in the gap again.

For better cooling effect, a cooling air outlet is formed in the heat dissipation seat 2, meanwhile, the gap is communicated with the cold air pipe 11, cold air enters the gap from the cold air pipe 11, the heat dissipation seat 2 and the conveying shaft 1 matched with the heat dissipation seat 2 are cooled, heat in the gap is discharged along with the cooling air outlet 7, the inside of the heat dissipation seat 2 is cooled integrally, and therefore heat on the conveying shaft 1 is prevented from being transmitted to the bearing seat 3.

Preferably, the cold air supply device further comprises a cold air main pipe 4, the cold air main pipe 4 is communicated with a plurality of cold air pipes 11, and the cold air pipes 11 input cold air into the gaps.

Because furnace inside has a plurality of conveying axle 1 that drive the work piece and remove, consequently, need cool down on the bearing frame 3 on every conveying axle 1, consequently, the cold wind that sets up is responsible for 4 and is with a plurality of cold blast pipes 11 intercommunication, like this, is responsible for 4 through a cold wind and both can realize carrying cold wind to a plurality of cold blast pipes 11 to cool down to the radiating seat 2 on every conveying axle 1.

Preferably, a throttle valve 5 is arranged on each cold air pipe 11. The flow of the fluid in the gap of the cold air pipe 11 is controlled through the throttle valve 5, so that the cooling condition of the heat radiating seat 2 is controlled.

Preferably, the cold air pipe 11 is connected to the upper end of the heat sink 2 through the cold air inlet 6, and the heat dissipation air outlet 7 is located at the lower end of the heat sink 2. Design like this for cold wind is from last to circulating down, can let cold wind be full of to the clearance in, and the rethread scattered hot air export 7 is discharged in with the clearance.

Preferably, the heat sink 2 is made of an aluminum alloy material. The aluminum alloy has good heat dissipation and corrosion resistance, so that the heat dissipation seat 2 is made of the aluminum alloy material and has good heat dissipation and corrosion resistance.

This scheme overall concept is ingenious, simple structure, reasonable in design, the utility model discloses cooling device utilizes the cooperation in cold air duct 11 and clearance after using to and the design of radiating seat 2, can arrange the heat of conveying axle 1 transmission rapidly and loose, and the cooling effect is showing, can play fine protection to bearing frame 3.

Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the technical solutions, and those skilled in the art should understand that those modifications or equivalent substitutions can be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all should be covered in the scope of the claims of the present invention.

Claims

1. The utility model provides a cooling device for guipure stove bearing frame, includes a plurality of conveying axle (1) that are located the guipure stove, conveying axle (1) links to each other with bearing frame (3) that set up in the guipure stove outside, its characterized in that still includes and installs radiating seat (2) on conveying axle (1), radiating seat (2) are located guipure stove and bearing frame (3), be equipped with the through-hole that supplies conveying axle (1) to pass in radiating seat (2), the through-hole inner wall with conveying has the clearance that can dispel the heat between axle (1), clearance and cold wind pipe (11) intercommunication, be equipped with heat dissipation wind export (7) on radiating seat (2), still include cold wind and be responsible for (4), cold wind is responsible for (4) and a plurality of cold wind pipe (11) intercommunication, cold wind pipe (11) with cold wind input to in the clearance.

2. The cooling device for the bearing seat of the mesh belt furnace according to claim 1, wherein a throttle valve (5) is arranged on each cold air pipe (11).

3. The cooling device for the bearing seat of the mesh belt furnace according to claim 1, wherein the cold air pipe (11) is connected to the upper end of the heat radiating seat (2) through a cold air inlet (6), and the heat radiating air outlet (7) is positioned at the lower end of the heat radiating seat (2).

4. The cooling device for the bearing seat of the mesh belt furnace as claimed in claim 1, wherein the heat radiating seat (2) is made of aluminum alloy.