Heating furnace bottom roller with protection structure

Abstract

The utility model relates to the technical field of furnace bottom rollers, and discloses a heating furnace bottom roller with a protection structure, which comprises a furnace bottom roller body, a cooling component is arranged at one end of the furnace bottom roller body, in order to enable the outer surface of the furnace bottom roller not to deform easily, a mounting piece is sleeved at one end of the furnace bottom roller body, and the furnace bottom roller body is fixed on the mounting piece. The outer surface of the furnace bottom roller body is sleeved with the protective sleeve, the other end of the furnace bottom roller body is sleeved with the limiting piece, and after the cooling pipe is clamped into the connecting opening, the limiting piece, the protective sleeve and the mounting piece are fixed through bolts; in the using process of the furnace bottom roller body, cooling water enters the mounting piece from the water inlet, then flows into the cooling pipe and then flows out from the water outlet after entering the connecting opening, heat exchange is conducted between heat borne by the protective sleeve and the outer surface of the cooling pipe, and elastic force of a small spring pushes a pressing block to limit the cooling pipe, so that the service life of the furnace bottom roller body is prolonged. Therefore, the cooling pipe can cool the protective sleeve.

Description

TECHNICAL FIELD

[0001] The utility model relates to furnace bottom roller technical field, concretely is a kind of heating furnace furnace bottom roller with protection structure. BACKGROUND

[0002] Heating furnace is important equipment in industrial production heat treatment process, and heating furnace is needed to isolate the heat in the furnace from transmitting outward and to protect the furnace shell, and the inner wall of the furnace shell is lined with refractory material, and a furnace bottom roller is arranged near the bottom of the inner wall of the heating furnace to transport the materials inside the furnace.

[0003] And some equipment on the market generally places the furnace bottom roller body between the first fixed plate and the second fixed plate, then installs the first fixed plate and the second fixed plate on the upper end of the bottom plate through bolts, rotates the limiting adjustment turntable, the limiting adjustment turntable drives the driving worm to rotate, the driving worm drives the threaded rod to rotate through the driving worm wheel, the threaded rod drives the threaded seat to move downward, so that the limiting block enters the inside of the limiting groove, and the fixing of the furnace bottom roller body is completed.

[0004] However, the above-mentioned equipment in actual use process, in furnace bottom roller long time in the furnace is subjected to high temperature and the friction force generated by material transmission, resulting in the deformation of the outer surface of the furnace bottom roller, if not timely heat dissipation, easy to cause the service life of furnace bottom roller to reduce, and then make furnace bottom roller unable to well transport materials, so as to make the production efficiency of heating furnace reduce, in view of this, we propose a kind to be provided with the protection structure of heating furnace furnace bottom roller. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind to be provided with the protection structure of heating furnace furnace bottom roller to solve the problems raised in the above background art.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind to be provided with the protection structure of heating furnace furnace bottom roller, including furnace bottom roller body, the one end of furnace bottom roller body is provided with cooling assembly, the cooling assembly includes:

[0007] mounting piece, the mounting piece is sleeved in one end of furnace bottom roller body, the one side of mounting piece is provided with water inlet, the other side of mounting piece is fixedly connected with cooling pipe;

[0008] limiting piece, the limiting piece is sleeved in the other end of furnace bottom roller body, the one side of limiting piece is provided with water outlet, the other side of limiting piece is provided with connecting port;

[0009] placing groove, the placing groove is opened at the outer surface of furnace bottom roller body, the inner wall of placing groove is provided with movable groove, the inner wall side of movable groove is fixedly connected with small spring, the end of small spring is fixedly connected with pressing block, the outer surface of furnace bottom roller body is sleeved with protective sleeve.

[0010] Preferably, the pressing block is provided with an arc-shaped surface, and the pressing block is arranged in the movable groove, so that the pressing block can move in the movable groove.

[0011] Preferably, the number of the cooling pipes is four, and the four cooling pipes are uniformly distributed in a circumferential array at the other side of the mounting piece, and the positions of the cooling pipes correspond to the positions of the placing grooves, so that the cooling pipes can be well arranged in the placing grooves.

[0012] Preferably, the size of the protective sleeve is matched with the size of the mounting piece and the size of the limiting piece, and the position of the connecting port corresponds to the position of the cooling pipe, so that the cooling pipe can be clamped in the connecting port.

[0013] Preferably, the inner wall of the protective sleeve is provided with an auxiliary assembly, the auxiliary assembly comprises a fixing piece, the fixing piece is fixedly connected to the inner wall of the protective sleeve, and the outer surface of the furnace roller body is provided with a fixing groove.

[0014] Preferably, the outer surface of the fixing piece is provided with a groove, the position of the fixing piece corresponds to the position of the fixing groove, and the inner wall of the fixing groove is fixedly connected with a semicircular protrusion.

[0015] Compared with the prior art, the heating furnace furnace roller with the protection structure has the following beneficial effects:

[0016] 1. The heating furnace furnace roller with the protection structure, in order to prevent the outer surface of the furnace roller from being deformed, the mounting piece is sleeved at one end of the furnace roller body, the cooling pipe is arranged in the placing groove, the protective sleeve is sleeved at the outer surface of the furnace roller body, the limiting piece is sleeved at the other end of the furnace roller body, and the cooling pipe is clamped in the connecting port, and then the limiting piece, the protective sleeve and the mounting piece are fixed by using bolts, so that, during use of the furnace roller body, cooling water flows into the mounting piece from the water inlet, flows into the cooling pipe, flows into the connecting port from the water outlet, the heat of the protective sleeve is exchanged with the outer surface of the cooling pipe, the cooling water in the cooling pipe is shaken by the elastic force of the small spring when flowing rapidly, the pressing block is limited to the cooling pipe, the heat of the protective sleeve is well dissipated, and the service life of the protective sleeve is longer and deformation is prevented.

[0017] 2. The furnace bottom roller with a protection structure, in order to make the connection between the furnace bottom roller and the protective sleeve more closely, when the protective sleeve is sleeved on the outer surface of the furnace bottom roller body, the fixed part fixedly connected to the inner wall of the protective sleeve is aligned with the inside of the fixed groove opened on the outer surface of the furnace bottom roller body, which makes the groove opened on the outer surface of the fixed part and the semicircular protrusion arranged on the inner wall of the fixed groove just interlock, so that the installation part and the limiting part can drive the protective sleeve and the furnace bottom roller body to rotate together when rotating, which effectively avoids the damage of the cooling pipe caused by excessive stress when the installation part and the limiting part rotate, and makes the connection between the protective sleeve and the furnace bottom roller body more closely. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a three-dimensional left view structure schematic diagram of the utility model;

[0019] Figure 2 It is an explosion schematic diagram of the furnace bottom roller;

[0020] Figure 3 It is a body structure schematic diagram;

[0021] Figure 4 It is an A area enlarged structure schematic diagram;

[0022] Figure 5 It is a limiting part structure schematic diagram;

[0023] Figure 6 It is a cooling assembly structure schematic diagram.

[0024] In the figure: 1, furnace bottom roller body; 2, cooling assembly; 201, installation part; 202, water inlet; 203, cooling pipe; 204, connecting port; 205, limiting part; 206, water outlet; 207, placing groove; 208, movable groove; 209, small spring; 210, pressing block; 211, protective sleeve; 3, auxiliary assembly; 301, fixed groove; 302, fixed part. DETAILED DESCRIPTION

[0025] As Figures 1-6 shown, the utility model provides a technical scheme: a furnace bottom roller with a protection structure, including furnace bottom roller body 1, the one end of furnace bottom roller body 1 is provided with cooling assembly 2, and cooling assembly 2 includes installation part 201, water inlet 202, cooling pipe 203, limiting part 205, water outlet 206, connecting port 204, placing groove 207, movable groove 208, small spring 209, pressing block 210 and protective sleeve 211.

[0026] In the embodiment of the utility model, the mounting piece 201 is sleeved at one end of the furnace bottom roller body 1, one side of the mounting piece 201 is provided with a water inlet 202, the other side of the mounting piece 201 is fixedly connected with cooling pipes 203, the number of the cooling pipes 203 is four, and the four cooling pipes 203 are evenly distributed in a circumferential array at the other side of the mounting piece 201, the position of the cooling pipes 203 corresponds to the position of the placing groove 207, which enables the cooling pipes 203 to be well installed inside the placing groove 207, the limiting piece 205 is sleeved at the other end of the furnace bottom roller body 1, one side of the limiting piece 205 is provided with a water outlet 206, the other side of the limiting piece 205 is provided with a connecting port 204, the position of the connecting port 204 corresponds to the position of the cooling pipe 203, which enables the cooling pipe 203 to be clamped into the connecting port 204, the placing groove 207 is arranged at the outer surface of the furnace bottom roller body 1, the inner wall of the placing groove 207 is provided with a movable groove 208, the movable groove 208 is fixedly connected with a small spring 209 on the inner wall side, the end of the small spring 209 is fixedly connected with a pressing block 210, the side of the pressing block 210 is provided with an arc surface, and the pressing block 210 is arranged in the movable groove 208, so that the pressing block 210 can move in the movable groove 208, and the outer surface of the furnace bottom roller body 1 is sleeved with a protective sleeve 211, and the size of the protective sleeve 211 is adapted to the size of the mounting piece 201 and the size of the limiting piece 205.

[0027] Meanwhile, the inner wall of the protective sleeve 211 is provided with an auxiliary assembly 3, the auxiliary assembly 3 comprises a fixing piece 302, the fixing piece 302 is fixedly connected to the inner wall of the protective sleeve 211, the outer surface of the fixing piece 302 is provided with a groove, the position of the fixing piece 302 corresponds to the position of the fixing groove 301, the outer surface of the furnace bottom roller body 1 is provided with a fixing groove 301, and the inner wall of the fixing groove 301 is fixedly connected with a semicircular protrusion, so that when the protective sleeve 211 is sleeved on the outer surface of the furnace bottom roller body 1, the fixing piece 302 fixedly connected to the inner wall of the protective sleeve 211 is aligned with the fixing groove 301 on the outer surface of the furnace bottom roller body 1, the groove on the outer surface of the fixing piece 302 and the semicircular protrusion on the inner wall of the fixing groove 301 are just clamped with each other, so that when the mounting piece 201 and the limiting piece 205 rotate, the protective sleeve 211 can drive the furnace bottom roller body 1 to rotate, which effectively avoids that the cooling pipes 203 are damaged due to excessive stress when the mounting piece 201 and the limiting piece 205 rotate, and the connection between the protective sleeve 211 and the furnace bottom roller body 1 is more compact.

[0028] In the utility model, when using, the mounting piece 201 is sleeved at one end of the furnace bottom roller body 1, the cooling pipe 203 is in the placing groove 207, the protective sleeve 211 is sleeved at the outer surface of the furnace bottom roller body 1, the limiting piece 205 is sleeved at the other end of the furnace bottom roller body 1, the cooling pipe 203 is clamped into the connecting port 204, and the limiting piece 205, the protective sleeve 211 and the mounting piece 201 are fixed by the bolt, so that the cooling water flows into the cooling pipe 203 from the water inlet 202 in the process of using the furnace bottom roller body 1, then enters the connecting port 204 and flows out from the water outlet 206, the heat of the protective sleeve 211 exchanges with the outer surface of the cooling pipe 203, the elasticity of the small spring 209 pushes the pressing block 210 to limit the cooling pipe 203 when the cooling water in the cooling pipe 203 shakes, and the heat of the protective sleeve 211 is well dissipated, so that the service life of the protective sleeve 211 is longer and deformation is not easy.

[0029] Further, when the protective sleeve 211 is sleeved at the outer surface of the furnace bottom roller body 1, the fixed part 302 fixedly connected to the inner wall of the protective sleeve 211 is aligned with the fixed groove 301 in the outer surface of the furnace bottom roller body 1, the recess in the outer surface of the fixed part 302 and the semicircular protrusion in the inner wall of the fixed groove 301 are just clamped with each other, so that the protective sleeve 211 drives the furnace bottom roller body 1 to rotate when the mounting piece 201 and the limiting piece 205 rotate, which effectively avoids that the cooling pipe 203 is damaged due to excessive stress when the mounting piece 201 and the limiting piece 205 rotate, and makes the connection between the protective sleeve 211 and the furnace bottom roller body 1 more close.

[0030] The above is a detailed description of the utility model, but some modifications or improvements can be made on the basis of the utility model, which is obvious to those skilled in the art. Therefore, the modifications or improvements without departing from the spirit of the utility model are within the protection scope of the utility model.

Claims

1. A furnace bottom roller with a protective structure, comprising a furnace bottom roller body (1), characterized in that: The furnace bottom roller body (1) one end is provided with cooling assembly (2), cooling assembly (2) includes: Mounting (201), the mounting (201) sleeve joint in furnace bottom roller body (1) one end, the mounting (201) one side is provided with water inlet (202), the mounting (201) the other side is fixedly connected with cooling pipe (203); Limiting piece (205), the limiting piece (205) sleeve joint in furnace bottom roller body (1) the other end, the limiting piece (205) one side is provided with water outlet (206), the limiting piece (205) the other side is provided with connecting port (204); The placing groove (207) is set in the outer surface of the furnace bottom roller body (1), the inner wall of the placing groove (207) is provided with a movable groove (208), the movable groove (208) is fixedly connected with a small spring (209) on the inner wall side, the small spring (209) is fixedly connected with a pressing block (210), and the outer surface of the furnace bottom roller body (1) is sleeved with a protective sleeve (211).

2. The roller according to claim 1, wherein: The pressing block (210) side is provided with arc surface, and the pressing block (210) is arranged in the movable groove (208).

3. The roller according to claim 1, wherein: The number of the cooling pipe (203) is four, and the four cooling pipes (203) are uniformly distributed in the circumferential array on the other side of the mounting (201), and the position of the cooling pipe (203) corresponds to the position of the placing groove (207).

4. The roller according to claim 1, wherein: The size of the protective sleeve (211) is adapted to the size of the mounting (201) and the size of the limiting piece (205), and the position of the connecting port (204) corresponds to the position of the cooling pipe (203).

5. The roller according to claim 1, wherein: The inner wall of the protective sleeve (211) is provided with an auxiliary assembly (3), and the auxiliary assembly (3) comprises a fixing member (302), the fixing member (302) is fixedly connected to the inner wall of the protective sleeve (211), and the outer surface of the furnace bottom roller body (1) is provided with a fixing groove (301).

6. The roller according to claim 5, wherein: The outer surface of the fixing member (302) is provided with a groove, the position of the fixing member (302) corresponds to the position of the fixing groove (301), and the inner wall of the fixing groove (301) is fixedly connected with a semicircular protrusion.

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