CN208293036U - A kind of interior circulating air cooling device suitable for vacuum air-quenching furnace - Google Patents

Abstract

The utility model discloses a kind of interior circulating air cooling devices suitable for vacuum air-quenching furnace, including shell, cover board is fixedly connected at the top of the shell, lower surface on the shell close to two sides is fixedly connected with supporting leg, the bottom of the outer casing inner wall is fixedly connected with liner, the lower surface of the shell is fixedly connected with interior circulation mechanism, the interior circulation mechanism includes shell one, the upper surface of the shell one is fixedly connected with the lower surface of shell, and the two sides of the shell one offer through-hole and are fixedly connected with pipe one and pipe two by through-hole respectively.The utility model, pass through being used cooperatively between above structure, it solves in actual use, air humidity while cooling passes through heat conducting pipe in intracavitary a large amount of accumulations, this is limited by very large the use environment of user and application method, and electronic drawing liquid pump can generate a large amount of noise at work, to using the problem of making troubles.

Description

A kind of interior circulating air cooling device suitable for vacuum air-quenching furnace

Technical field

The utility model relates to glowing furnace technical field, specially a kind of interior circulated air cold charge suitable for vacuum air-quenching furnace It sets.

Background technique

Glowing furnace is the stove heated before workpiece quenching.Quenching is workpiece to be put into furnace to be heated to quenching for critical point or more Then fiery temperature and while being kept for one section is same promptly takes out workpiece out of furnace investment and quenches in liquid (oil or water) quenching.Stove Heat source can be measured with electricity consumption and fuel, temperature with thermocouple.The stove of electricity consumption and gas, liquid fuel can use instrument It is automatic to control and adjust temperature.Current quenching furnace structure is simple, and internal heat dissipating effect is extremely limited, causes to quench multiple batches of Internal temperature can not be adjusted quickly when fire processing, cause processing efficiency not high, thus it has been proposed that a kind of in glowing furnace Circulating cooling device, a kind of quenching with interior circulation rapid heat radiation device as disclosed in Chinese patent CN107653372A Furnace, including furnace body, furnace interior offer open-topped quenching chamber, quench and offer a plurality of arcs on chamber inner sidewall Thermal trough.A kind of glowing furnace with interior circulation rapid heat radiation device of invention is by opening up built-in cooling water tank in furnace interior Bottom set in inner cavity and built-in metal heat sink and set thermovent, it is thermally conductive by opening up built-in hollow metal on furnace body inside wall The thermal trough of pipe opens up the external cooling slot of built-in external hollow metal heat conducting pipe, by built-in hollow on furnace body lateral wall Metal heat-conducting tube, external hollow metal heat conducting pipe and the electronic drawing liquid pump in cooling water tank form one and are connected to outside in furnace body Radiating flow passage greatly promotes the heat dissipation performance of glowing furnace, promotes processing efficiency when multiple batches of quenching processing, but actually makes In, for vacuum air-quenching furnace, there are still deficiency, such as air, humidity passes through heat conducting pipe intracavitary big to the device while cooling Amount accumulation, this is limited by very large the use environment of user and application method, and electronic drawing liquid pump is at work A large amount of noise can be generated, is made troubles to using.

Utility model content

The purpose of this utility model is to provide a kind of interior circulating air cooling devices suitable for vacuum air-quenching furnace, fill to tradition Set and improve, solve in actual use, air while cooling humidity by heat conducting pipe in intracavitary a large amount of accumulations, this So that the use environment and application method of user are limited by very large, and electronic drawing liquid pump can generate largely at work Noise, to using the problem of making troubles.

To achieve the above object, the utility model provides the following technical solutions: a kind of suitable for following in vacuum air-quenching furnace Ring air cooling equipment, including shell, are fixedly connected with cover board at the top of the shell, and the lower surface on the shell close to two sides is solid Surely it is connected with supporting leg, the bottom of the outer casing inner wall is fixedly connected with liner, and the lower surface of the shell is fixedly connected with interior Circulation mechanism.

The interior circulation mechanism includes shell one, and the upper surface of the shell one is fixedly connected with the lower surface of shell, the shell One two sides offer through-hole and are fixedly connected with pipe one and pipe two by through-hole respectively, and the left end of the pipe one, which is open, to be fixed It is connected with air inlet pipe, the lower surface of the shell offers the through-hole fixed for air inlet pipe, the opposite end of the pipe one and pipe two Between be fixedly connected with helix tube, the right side of the shell one is fixedly connected with shell two, and the left side of the shell two is offered for pipe two Fixed through-hole, the lower surface of the shell two offer through-hole and are rotatably connected to shaft, the top of the shaft by through-hole It is fixedly connected with flabellum, the bottom of the shaft is fixedly connected with the power device for shaft rotation, the bottom of the power device Portion is fixedly connected with support plate, and the left end of the support plate is fixedly connected with the right side of shell one, and the upper surface of the shell two opens up Have through-hole and escape pipe be fixedly connected with by through-hole, the shell lower surface offers the through-hole fixed for escape pipe.

Preferably, the lower surface of the shell one offers two symmetrically arranged through-holes, the inner wall difference of two through-holes It is fixedly connected with drainpipe and water inlet pipe.

Preferably, casing is fixedly connected at the top of the air inlet pipe, described sleeve pipe is truncated cone-shaped casing, and casing is suitable for reading Diameter is relatively large open at one end upward.

Preferably, the inner wall of the air inlet pipe and an air outlet pipe is fixedly connected to filter screen, and the filter screen is honeycomb Filter screen.

Preferably, the surface of the filter screen is cased with fixing sleeve, and the fixing sleeve is the annulus that copper sheet is bent into, fixing sleeve Surface be fixedly connected with heat-conducting plate, the surface of the air inlet pipe, escape pipe and shell is offered for fixed logical of heat-conducting plate Slot.

Compared with prior art, the beneficial effects of the utility model are as follows:

One, the utility model is by the setting of interior circulation mechanism, makes in shell that interior circulation is smooth, passes through simultaneously The temperature of interior circulation mechanism in the shell can be reduced quickly, while avoid the excessive damage for leading to device of humidity.

Two, the utility model makes interior circulation mechanism and shell establish connection by shell one, is powered on by power device Shaft rotation is driven afterwards, and shaft drive rotation and the rotation passed through cause the disturbance of interior circulation mechanism interior air-flow, accelerate air-flow Velocity of liquid assets, the air-flow in shell enter to Guan Yizhong by air inlet pipe, subsequently enter in helix tube, the High Temperature Gas in helix tube Stream can be influenced by water flow in shell one, reach cooling effect, be flow in shell two by with the air-flow after cooling operation through pipe two, most It is flow in shell again by escape pipe eventually, realizes air-cooled circulation.

Three, the utility model solves in actual use, air is cooling down by being used cooperatively between above structure While humidity by heat conducting pipe in intracavitary a large amount of accumulations, it is very big that this receives the use environment of user and application method Limitation, and electronic drawing liquid pump can generate a large amount of noise at work, to using the problem of making troubles.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the cross-sectional view of one front view of the utility model shell；

Fig. 3 is the top view of the utility model filter screen.

In figure: 1- shell, 2- cover board, 3- supporting leg, 4- liner, circulation mechanism in 5-, 6- shell one, 7- pipe one, 8- pipe two, 9- air inlet pipe, 10- helix tube, 11- shell two, 12- shaft, 13- flabellum, 14- power device, 15- support plate, 16- escape pipe, 17- drainpipe, 18- water inlet pipe, 19- casing, 20- filter screen, 21- fixing sleeve, 22- heat-conducting plate.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

It please refers to Fig.1 to Fig.3, the utility model provides a kind of technical solution: a kind of suitable for being followed in vacuum air-quenching furnace Ring air cooling equipment, including shell 1, shell 1 play a supporting role in protection, and the top of shell 1 is fixedly connected with cover board 2, and cover board 2 rises To sealing function, the lower surface on shell 1 close to two sides is fixedly connected with supporting leg 3, and supporting leg 3 is played a supporting role, shell 1 The bottom of inner wall is fixedly connected with liner 4, and liner 4 is quenching chamber, and material to be processed can carry out vacuum hardening in liner 4, Baffle for sealing is arranged at the top of liner 4, and the lower surface of shell 1 is fixedly connected with interior circulation mechanism 5, passes through interior circulation mechanism 5 setting keeps interior circulation in shell 1 smooth, while can be fast by temperature of the interior circulation mechanism 5 in shell 1 Speed reduces, while avoiding the excessive damage for leading to device of humidity.

Interior circulation mechanism 5 includes shell 1, so that interior circulation mechanism 5 and shell 1 is established connection by shell 1, shell 1 it is upper Surface is fixedly connected with the lower surface of shell 1, and the lower surface of shell 1 offers two symmetrically arranged through-holes, two through-holes it is interior Wall has been respectively fixedly connected with drainpipe 17 and water inlet pipe 18, realizes following for water flow in shell 1 by drainpipe 17 and water inlet pipe 18 Ring, to guarantee cooling effect, the two sides of shell 1 offer through-hole and are fixedly connected with pipe 1 and pipe two by through-hole respectively 8, pipe 1 and pipe 28 play connection function, and the left end opening of pipe 1 is fixedly connected with air inlet pipe 9, air inlet pipe 9 and escape pipe 16 Inner wall be fixedly connected to filter screen 20, filter screen 20 is that Honeycombed filtering sieve can by the setting of Honeycombed filtering sieve Impurity in inner cyclic process is preferably collected by filtration, the surface of filter screen 20 is cased with fixing sleeve 21, and fixing sleeve 21 is The annulus that copper sheet is bent into, the surface of fixing sleeve 21 are fixedly connected with heat-conducting plate 22, air inlet pipe 9, escape pipe 16 and shell 1 Surface offers the through slot fixed for heat-conducting plate 22, fixing sleeve 21 and heat-conducting plate 22 made of being surrounded by copper sheet can will in The heat absorption in hot-air and export in circulation, play auxiliary temperature-reducing effect, wherein the material of filter screen 20 is preferably stone Black alkene, graphene are the two-dimentional carbon nanomaterials that hexangle type is in honeycomb lattice, have extraordinary heat-conductive characteristic, cooperate copper sheet Mixing heat-conducting plate 22 realizes excellent auxiliary temperature-reducing effect, and the top of air inlet pipe 9 is fixedly connected with casing 19, and casing 19 is rotary table Shape casing, and bore is relatively large open at one end upward on casing 19, in shell 1, after the hot-air of high temperature can be recycled Cold air be extruded into shell 1 close to top position, upward can be quick by relatively large one end of bore on casing 19 Higher temperatures air is sucked, improve in cycle efficieny, the lower surface of shell 1 offers the through-hole fixed for air inlet pipe 9, Guan Yi Helix tube 10 is fixedly connected between 7 and the opposite end of pipe 28, the right side of shell 1 is fixedly connected with shell 2 11, a left side for shell 2 11 Side offers the through-hole fixed for pipe 28, and the lower surface of shell 2 11 offers through-hole and is rotatably connected to shaft 12 by through-hole, Shaft 12 is driven to rotate after powering on by power device 14, shaft 12 drives flabellum 13 to rotate and passes through the rotation of flabellum 13 The disturbance for causing interior 5 interior air-flow of circulation mechanism, accelerates the velocity of liquid assets of air-flow, and the air-flow in shell 1 is entered to by air inlet pipe 9 It in pipe 1, subsequently enters in helix tube 10, the high temperature gas flow in helix tube 10 can be influenced by water flow in shell 1, reach cooling Effect, the air-flow after cooling operation flow in shell 2 11 through pipe 28, are flow in shell 1 again eventually by escape pipe 16, Realize air-cooled circulation, the top of shaft 12 is fixedly connected with flabellum 13, and the bottom of shaft 12 is fixedly connected with to be rotated for shaft 12 Power device 14, the driving motor that above-mentioned power device 14 is well known to those skilled in the art, and being powered by external power supply, The bottom of power device 14 is fixedly connected with support plate 15, and the left end of support plate 15 is fixedly connected with the right side of shell 1, shell 2 11 Upper surface open up have through-hole and escape pipe 16 be fixedly connected with by through-hole, 1 lower surface of shell is offered for escape pipe 16 Fixed through-hole.

Working principle: the interior circulating air cooling device that should be suitable for vacuum air-quenching furnace when in use, is connect by power device 14 Shaft 12 is driven to rotate behind energization source, shaft 12 drives flabellum 13 to rotate and causes interior circulation mechanism 5 by the rotation of flabellum 13 The velocity of liquid assets of air-flow is accelerated in the disturbance of interior air-flow, and the air-flow in shell 1 is entered in pipe 1 by air inlet pipe 9, then into Enter in helix tube 10, the high temperature gas flow in helix tube 10 can be influenced by water flow temperature in shell 1, reach cooling effect, be passed through It flow in shell 2 11 with the air-flow after cooling operation through pipe 28, is flow in shell 1 again eventually by escape pipe 16, realize wind SAPMAC method greatly promotes the heat dissipation performance of glowing furnace, promotes processing efficiency when multiple batches of quenching processing.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of interior circulating air cooling device suitable for vacuum air-quenching furnace, including shell (1), the top of the shell (1) are fixed It is connected with cover board (2), the lower surface on the shell (1) close to two sides is fixedly connected with supporting leg (3), in the shell (1) The bottom of wall is fixedly connected with liner (4), it is characterised in that: the lower surface of the shell (1) is fixedly connected with interior circulation mechanism (5)；

The interior circulation mechanism (5) includes shell one (6), the fixed company in the upper surface of the shell one (6) and the lower surface of shell (1) It connects, the two sides of the shell one (6) offer through-hole and are fixedly connected with pipe one (7) and pipe two (8) by through-hole respectively, described The left end opening of pipe one (7) is fixedly connected with air inlet pipe (9), and the lower surface of the shell (1) offers fixed for air inlet pipe (9) Through-hole, be fixedly connected between the pipe one (7) and the opposite end of pipe two (8) helix tube (10), the right side of the shell one (6) It is fixedly connected with shell two (11), the through-hole fixed for pipe two (8) is offered on the left of the shell two (11), the shell two (11) Lower surface offers through-hole and is rotatably connected to shaft (12) by through-hole, is fixedly connected with flabellum at the top of the shaft (12) (13), the bottom of the shaft (12) is fixedly connected with the power device (14) for shaft (12) rotation, the power device (14) bottom is fixedly connected with support plate (15), is fixedly connected on the right side of the left end of the support plate (15) and shell one (6), institute That states that the upper surface of shell two (11) opens up has through-hole and is fixedly connected with escape pipe (16) by through-hole, shell (1) following table Face offers the through-hole fixed for escape pipe (16).

2. a kind of interior circulating air cooling device suitable for vacuum air-quenching furnace according to claim 1, it is characterised in that: described The lower surface of shell one (6) offers two symmetrically arranged through-holes, and the inner wall of two through-holes has been respectively fixedly connected with drainpipe (17) and water inlet pipe (18).

3. a kind of interior circulating air cooling device suitable for vacuum air-quenching furnace according to claim 1, it is characterised in that: described It is fixedly connected at the top of air inlet pipe (9) casing (19), described sleeve pipe (19) is truncated cone-shaped casing, and bore phase on casing (19) To biggish open at one end upward.

4. a kind of interior circulating air cooling device suitable for vacuum air-quenching furnace according to claim 1, it is characterised in that: described The inner wall of air inlet pipe (9) and escape pipe (16) is fixedly connected to filter screen (20), and the filter screen (20) is honeycomb filter Net.

5. a kind of interior circulating air cooling device suitable for vacuum air-quenching furnace according to claim 4, it is characterised in that: described The surface of filter screen (20) is cased with fixing sleeve (21), and the fixing sleeve (21) is the annulus that copper sheet is bent into, fixing sleeve (21) Surface is fixedly connected with heat-conducting plate (22), and the surface of the air inlet pipe (9), escape pipe (16) and shell (1) is offered for leading The fixed through slot of hot plate (22).