CN210314382U

CN210314382U - Heat transfer efficient vacuum gas quenching stove

Info

Publication number: CN210314382U
Application number: CN201921208932.XU
Authority: CN
Inventors: 浦裕樑
Original assignee: Suzhou Chaozhi Heat Treatment Co ltd
Current assignee: Suzhou Chaozhi Heat Treatment Co ltd
Priority date: 2019-07-30
Filing date: 2019-07-30
Publication date: 2020-04-14
Anticipated expiration: 2029-07-30

Abstract

The utility model discloses a heat transfer efficient vacuum gas quenching stove, its structure includes the furnace body, the furnace gate, the handle, right side shell, a support, the power cord, air-cooled motor, the baffle, the exhaust pipe, a heater, a heat exchanger, air-supply line and connection structure, through having set up connection structure between furnace body and right shell, move the inserted bar through pushing down, make the inserted bar drive the bottom face that the perpendicular downstream of connecting block breaks away from the stopper, compression spring atress compression simultaneously, and the connecting block drives the draw-in groove inboard that the fixture block downstream breaks away from the lug bottom in the downstream, then pull right side shell right side and break away from the furnace body, and maintain the air-cooled motor in the right side shell, reached and made right side shell and furnace body to separate fast, it maintains to make air-cooled motor more convenient, the beneficial effect of work efficiency is improved.

Description

Heat transfer efficient vacuum gas quenching stove

Technical Field

The utility model relates to a vacuum gas quenching furnace technical field, concretely relates to heat transfer efficient vacuum gas quenching furnace.

Background

The vacuum gas quenching furnace is a heat treatment technology commonly used in the industry and the die industry, is particularly suitable for heat treatment of materials such as high-speed steel, die steel, alloy steel and the like, and has the working process that: the workpiece is heated in the heating chamber with higher vacuum degree, gas is filled after heating is finished, the air-cooled motor is used for enabling the gas to circularly flow between the workpiece to be cooled and the heat exchanger, and the gas exchanges heat with the high-temperature workpiece and a water-cooled tube in the heat exchanger so as to cool the workpiece.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the prior art not enough, present a heat transfer efficient vacuum gas quenching stove, solved prior art because the air-cooler is installed at the end of vacuum gas quenching stove, and the air-cooler shell is comparatively complicated with being connected of quenching the stove for be not convenient for maintain it when the air-cooler damages, reduced work efficiency's problem.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides a heat exchange efficient vacuum gas quenching furnace, which comprises a furnace body, a furnace door, a handle, a right shell, a bracket, a power line, an air cooling motor, a baffle, an exhaust pipe, a heater, a heat exchanger, an air inlet pipe and a connecting structure, wherein the furnace door is hinged on the left end surface of the furnace body, the handle is arranged on the left end surface of the furnace door, the right shell is fastened on the right end surface of the furnace body, the bracket is welded at the bottom of the furnace body and the right shell, the power line is communicated with the outer end surface of the furnace body, the connecting structure is arranged at the right end of the inner side of the furnace body, the connecting structure consists of an inserted bar, a connecting block, a fixed plate, a compression spring, a spring rod, a fixture block, a chute, a lug and a limiting structure, the inserted bar vertically penetrates through the left side of the top end surface of the right shell, the connecting, the spring rod is locked on the top end face of the fixed plate, the outer surface of the spring rod is movably connected with the inner side end face of the compression spring, the fixture block slides up and down along the inner side of a sliding groove formed in the top of the left end face of the baffle plate, the fixture block is locked on the top of the left end face of the connecting block, the protruding block is welded on the right end face of the inner side of the furnace body and is matched with the top of the left side of the fixture block through a clamping groove formed in the bottom end face, and the limiting.

Furthermore, the air cooling motor is locked on the right end face of the baffle, the output end of the air cooling motor penetrates through the middle of the left end face of the baffle, the baffle is locked on the left end of the inner side of the right shell, one end of the exhaust pipe is connected with the output end of the air cooling motor, the other end of the exhaust pipe is connected with the top end of the inner side of the furnace body, the heater is installed at the left end of the inner side of the furnace body, the heat exchanger is arranged at the right end of the inner side of the furnace body, the air inlet pipe is communicated with the middle of the top.

Further, limit structure comprises bull stick, spacing ring, anchor ring, stopper and limiting plate, the bull stick runs through in right side shell top end face left side, and the bull stick is located the inserted bar right-hand member, anchor ring inner circle fixed connection pushes up in the bull stick outside, and the face of anchor ring bottom fits in right side shell top end face left side, anchor ring medial surface fixed connection is in the bull stick outside, and anchor ring top end face and the inboard top end face left side swing joint of right side shell, the stopper welds perpendicularly in bull stick right-hand member face bottom, the limiting plate sets up in connecting block right-hand member face bottom as an organic whole structure, and limiting plate top end face hugs closely in the stopper bottom face.

Furthermore, a sealing rubber ring is arranged at the joint of the inserted bar and the right shell, and the end surface of the inner side of the sealing rubber ring is tightly attached to the side surface of the inserted bar.

Furthermore, a round hole is formed in the middle of the bottom end face of the connecting block, and the position of the round hole corresponds to the position of the spring rod.

Furthermore, the clamping groove at the bottom end of the lug attached to the outer surface of the clamping block is provided with an anti-skid rubber sheet.

Furthermore, the bottom of the right end face of the limiting plate is in an inclined plane shape which is reduced from top to bottom.

Furthermore, a rotating plate is arranged on the top end face of the rotating rod, and anti-skid stripes extending along the vertical end face are arranged on the outer surface of the rotating plate.

Furthermore, the inserted bar is made of stainless steel.

Furthermore, the fixture block is made of metal steel.

(III) advantageous effects

Compared with the prior art, the utility model, following beneficial effect has:

for solving prior art because the air-cooler is installed at the end of vacuum gas quenching stove, and the air-cooler shell is comparatively complicated with being connected of quenching the stove, make it be not convenient for maintain it when the air-cooler damages, work efficiency's problem has been reduced, through having set up connection structure between furnace body and right shell, through pushing down the inserted bar, make the inserted bar drive the bottom face that the connecting block perpendicularly moves downwards and breaks away from the stopper, compression spring atress compression simultaneously, and the connecting block drives the draw-in groove inboard that the fixture block moves downwards and breaks away from the lug bottom when moving downwards, then pull right shell right side and break away from the furnace body, and maintain the air-cooled motor in the right shell, reached and made right shell and furnace body to separate fast, it maintains to make the air-cooled motor more convenient, improve work efficiency's beneficial effect.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the furnace body of the present invention;

FIG. 3 is a schematic view of the connection structure of the present invention;

fig. 4 is a schematic diagram of the limiting structure of the present invention;

fig. 5 is a schematic view of the connecting block structure of the present invention.

In the figure: the furnace comprises a furnace body-1, a furnace door-2, a handle-3, a right shell-4, a bracket-5, a power line-6, an air cooling motor-8, a baffle-9, an exhaust pipe-10, a heater-11, a heat exchanger-12, an air inlet pipe-13, a connecting structure-7, an inserted rod-71, a connecting block-72, a fixing plate-73, a compression spring-74, a spring rod-75, a clamping block-76, a sliding groove-77, a bump-78, a limiting structure-79, a rotating rod-791, a limiting ring-792, a reinforcing ring-793, a limiting block-794 and a limiting plate-795.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1, 2, 3, 4 and 5, the present invention provides a vacuum gas quenching furnace with high heat exchange efficiency: comprises a furnace body 1, a furnace door 2, a handle 3, a right shell 4, a bracket 5, a power cord 6, an air cooling motor 8, a baffle 9, an exhaust pipe 10, a heater 11, a heat exchanger 12, an air inlet pipe 13 and a connecting structure 7, wherein the furnace door 2 is hinged on the left end surface of the furnace body 1, the handle 3 is arranged on the left end surface of the furnace door 2, the right shell 4 is fastened on the right end of the furnace body 1, the bracket 5 is welded at the bottoms of the furnace body 1 and the right shell 4, the power cord 6 penetrates through the outer end surface of the furnace body 1, the connecting structure 7 is arranged at the right end of the inner side of the furnace body 1, the connecting structure 7 consists of an inserted rod 71, a connecting block 72, a fixing plate 73, a compression spring 74, a spring rod 75, a clamping block 76, a sliding chute 77, a convex block 78 and a limiting structure 79, the inserted rod 71 vertically penetrates through the left side of the top end surface of the right shell, the spring rod 75 is locked on the top end face of the fixed plate 73, the outer surface of the spring rod 75 is movably connected with the inner side end face of the compression spring 74, the fixture block 76 slides up and down along the inner side of the sliding groove 77 formed in the top of the left end face of the baffle plate 9, the fixture block 76 is locked on the top of the left end face of the connecting block 72, the projection 78 is welded on the right end face of the inner side of the furnace body 1, the projection 78 is matched with the top end of the left side of the fixture block 76 through the clamping groove formed in the bottom end.

Wherein, the locking of air-cooled motor 8 is in baffle 9 right-hand member face, and the 8 output of air-cooled motor runs through in baffle 9 left end face middle part, baffle 9 locking is in the 4 inboard left ends of right side shell, exhaust pipe 10 one end links up in the 8 output other ends of air-cooled motor and links up in the 1 inboard top of furnace body, heater 11 is installed in 1 inboard left end of furnace body, heat exchanger 12 sets up in 1 inboard right-hand member of furnace body, air-supply line 13 link up in 4 top end face middle parts of right side shell, air-cooled motor 8, heater 11 and heat exchanger 12 are connected with the power cord electricity, are convenient for heat the work piece in the furnace body 1 and accomplish the back and cool.

Wherein, limit structure 79 comprises bull stick 791, spacing ring 792, reinforcing ring 793, stopper 794 and limiting plate 795, bull stick 791 runs through in the 4 top end faces of right side shell left side, and bull stick 791 is located inserted bar 71 right-hand member, reinforcing ring 793 inner circle fixed connection pushes up in the bull stick 791 outside, and reinforcing ring 793 bottom end face fits in the 4 top end faces of right side shell left side, reinforcing ring 793 medial surface fixed connection is in the bull stick 791 outside, and reinforcing ring 793 top end face and the 4 inboard top end faces left side swing joint of right side shell, stopper 794 welds in bull stick 791 right side end face bottom perpendicularly, limiting plate 795 sets up in connecting block 72 right-hand member face bottom for integral structure, and limiting plate 795 top end face hugs closely in stopper 794 bottom end face, is convenient for make the draw-in groove of fixture block 76 and lug 78 bottom separate.

A sealing rubber ring is arranged at the joint of the insertion rod 71 and the right shell 4, and the end face of the inner side of the sealing rubber ring is tightly attached to the side surface of the insertion rod 71, so that external gas is prevented from entering the right shell 4 at will.

The middle of the bottom end face of the connecting block 72 is provided with a round hole, and the position of the round hole corresponds to the position of the spring rod 75, so that the spring rod 75 enters the connecting block 72, and the connecting block 72 can slide up and down conveniently.

An anti-slip rubber sheet is arranged at the position, attached to the clamping groove at the bottom end of the projection 78, of the outer surface of the fixture block 76, and the fixture block 76 is prevented from loosening in the clamping groove at the bottom of the projection 78.

The bottom of the right end face of the limiting plate 795 is in an inclined plane shape which is reduced from top to bottom, and the material consumption of the limiting block 795 is reduced.

Wherein, the top end face of the rotating rod 791 is provided with a rotating plate, and the outer surface of the rotating plate is provided with anti-skid stripes extending along the vertical end face, so that the rotating rod 791 can be conveniently rotated, and the sliding is prevented when the rotating rod 791 is rotated.

Wherein, the inserted bar 71 is made of stainless steel and has stronger corrosion resistance.

The fixture block 76 is made of metal steel, is high-temperature resistant and is not easy to damage.

The patent states: a heat exchanger 12, which is a device for transferring heat from a hot fluid to a cold fluid to meet a predetermined process requirement (also referred to as a heat exchanger or heat exchange device), is an industrial application of convective heat transfer and conductive heat transfer, and can be classified in different ways, and can be classified into a dividing wall type, a hybrid type, and a regenerative type according to its operation process; the degree of compactness of the surface thereof can be classified into two types, compact and non-compact.

The working principle is as follows: firstly, a power cord 6 can be electrically connected with an external controller, then a furnace door 2 is opened, a workpiece to be processed is placed in a furnace body 1, then a heater 11 is started through the external controller, the heater 11 is powered on to generate heat to heat the workpiece, after the heating is finished, when the workpiece needs to be cooled, an air cooling motor 8 can be started through the external controller, the air cooling motor 8 generates cold air, the cold air is transmitted into an exhaust pipe 10, then the cold air is conveyed into the furnace body 1 in the exhaust pipe 10 and is blown to the outer surface of the workpiece, so that the workpiece is cooled, the cold air passing through the workpiece is converted into hot air, the hot air passes through a heat exchanger 12 and is absorbed through the heat exchanger 12, when parts in a right shell 4 are damaged and need to be maintained, an inserted rod 71 can be pressed downwards, the inserted rod 71 drives the connecting block 72 to vertically move downwards to be separated from the bottom end face of the limiting block 794, meanwhile, the connecting block 72 applies pressure to the compression spring 75, the compression spring 75 is stressed and compressed, the connecting block 72 drives the right side of the fixture block 76 to vertically move downwards in the sliding groove 77 while moving downwards, the right side of the top end face of the fixture block 76 is separated from the inner side of the clamping groove at the bottom of the projection 78, then the right shell 4 is pulled rightwards to be separated from the furnace body 1, the right shell 4 still is in a vertical state under the action of the right bracket 5, then the baffle 9 can be opened through a special tool, and the air cooling motor 8 or other parts in the right shell 4 are maintained.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A heat exchange efficient vacuum gas quenching furnace comprises a furnace body (1), a furnace door (2), a handle (3), a right shell (4), a support (5), a power line (6), an air cooling motor (8), a baffle (9), an exhaust pipe (10), a heater (11), a heat exchanger (12) and an air inlet pipe (13), wherein the furnace door (2) is hinged to the left end face of the furnace body (1), the handle (3) is installed on the left end face of the furnace door (2), the right shell (4) is fastened at the right end of the furnace body (1), the support (5) is welded at the bottoms of the furnace body (1) and the right shell (4), and the power line (6) penetrates through the outer end face of the furnace body (1);

the method is characterized in that: the furnace body is characterized by further comprising a connecting structure (7), the connecting structure (7) is arranged at the right end of the inner side of the furnace body (1), the connecting structure (7) is composed of an inserting rod (71), a connecting block (72), a fixing plate (73), a compression spring (74), a spring rod (75), a clamping block (76), a sliding groove (77), a convex block (78) and a limiting structure (79), the inserting rod (71) vertically penetrates through the left side of the top end face of the right shell (4), the connecting block (72) is welded on the bottom end face of the inserting rod (71), the fixing plate (73) is vertically welded on the top of the right end face of the baffle plate (9), two ends of the compression spring (74) are fixedly connected to the middle of the bottom end face of the connecting block (72) and the top end face of the fixing plate (73), the spring rod (75) is locked on the top end face of the fixing plate (, the fixture block (76) slides up and down along the inner side of a sliding groove (77) formed in the top of the left end face of the baffle plate (9), the fixture block (76) is locked on the top of the left end face of the connecting block (72), the projection (78) is welded on the right end face of the inner side of the furnace body (1), the projection (78) is matched with the top end of the left side of the fixture block (76) through a clamping groove formed in the bottom end face, and the limiting structure (79) is arranged at the left end of the inner side of the right shell (4).

2. The heat exchange efficient vacuum gas quenching furnace as claimed in claim 1, wherein: air-cooled motor (8) closure is in baffle (9) right-hand member face, and air-cooled motor (8) output runs through in baffle (9) left end face middle part, baffle (9) closure is in right side shell (4) inboard left end, exhaust pipe (10) one end links up in air-cooled motor (8) output other end and links up in furnace body (1) inboard top, install in furnace body (1) inboard left end heater (11), heat exchanger (12) set up in furnace body (1) inboard right-hand member, air-supply line (13) link up in right side shell (4) top face middle part, air-cooled motor (8), heater (11) and heat exchanger (12) carry out the electricity with the power cord and are connected.

3. The heat exchange efficient vacuum gas quenching furnace as claimed in claim 1, wherein: the limiting structure (79) consists of a rotating rod (791), a limiting ring (792), a reinforcing ring (793), a limiting block (794) and a limiting plate (795), the rotating rod (791) penetrates through the left side of the top end face of the right shell (4), the rotating rod (791) is positioned at the right end of the inserting rod (71), the inner ring of the reinforcing ring (793) is fixedly connected with the outer top of the rotating rod (791), the bottom end surface of the reinforcing ring (793) is attached to the left side of the top end surface of the right shell (4), the end surface of the inner side of the reinforcing ring (793) is fixedly connected to the outer side of the rotating rod (791), the top end surface of the reinforcing ring (793) is movably connected with the left side of the top end surface of the inner side of the right shell (4), stopper (794) vertical welding is in bull stick (791) right-hand member face bottom, limiting plate (795) set up in connecting block (72) right-hand member face bottom for the integral structure, and limiting plate (795) top end face hugs closely in stopper (794) bottom face.

4. The heat exchange efficient vacuum gas quenching furnace as claimed in claim 1, wherein: a sealing rubber ring is arranged at the joint of the inserted rod (71) and the right shell (4), and the end surface of the inner side of the sealing rubber ring is tightly attached to the side surface of the inserted rod (71).

5. The heat exchange efficient vacuum gas quenching furnace as claimed in claim 1, wherein: the middle part of the bottom end face of the connecting block (72) is provided with a round hole, and the position of the round hole corresponds to the position of the spring rod (75).

6. The heat exchange efficient vacuum gas quenching furnace as claimed in claim 1, wherein: and an anti-skid rubber sheet is arranged at the position of the clamping groove at the bottom end of the outer surface of the clamping block (76) which is attached to the convex block (78).

7. The heat exchange efficient vacuum gas quenching furnace as claimed in claim 3, wherein: the bottom of the right end face of the limiting plate (795) is in an inclined plane shape which is reduced from top to bottom.

8. The heat exchange efficient vacuum gas quenching furnace as claimed in claim 3, wherein: the top end face of the rotating rod (791) is provided with a rotating plate, and the outer surface of the rotating plate is provided with anti-skid stripes extending along the vertical end face.