CN213208662U

CN213208662U - Sealed heating furnace

Info

Publication number: CN213208662U
Application number: CN202020894955.7U
Authority: CN
Inventors: 赵斌
Original assignee: Chengdu Langcheng Electronics Co ltd
Current assignee: Chengdu Langcheng Electronics Co ltd
Priority date: 2020-05-25
Filing date: 2020-05-25
Publication date: 2021-05-14
Anticipated expiration: 2030-05-25

Abstract

The utility model discloses a sealed heating furnace, including the furnace gate, the bottom of one side of furnace gate main part is provided with hot atmospheric pressure passageway one, the bottom intercommunication of hot atmospheric pressure passageway one has atmospheric pressure emission control room, the side intercommunication of hot atmospheric pressure control room has hot atmospheric pressure passageway two, the outside intercommunication of hot atmospheric pressure passageway has the outside condensation passage of hot atmospheric pressure, furnace gate main part side is provided with fixed iron and detains, fixed iron is detained one side and is located the wall body, furnace gate main part opposite side is located the locking stick. The utility model discloses an atmospheric pressure discharges the control room with hot gas pressure, and the outside condensing channel of rethread is cooled down the hot gas pressure and is handled, and rethread locking mechanism carries out inseparable sealedly with the furnace gate, has solved the problem that current energy-conserving quenching heating furnace sealed effect is not good and hot gas pressure high temperature discharges, and this sealed effectual energy-conserving quenching heating furnace possesses sealed effectual, environmental protection safety's advantage, has improved its heating effect, has strengthened the quenching efficiency.

Description

Sealed heating furnace

Technical Field

The utility model relates to the technical field of quenching heating furnaces, in particular to an energy-saving quenching heating furnace with good sealing effect.

Background

Quenching is a common heat treatment process for steel parts, mechanical properties of steel parts can be changed through quenching, so that the service life and safety of parts are improved, the quenching of steel is a heat treatment process of heating the steel to a temperature above a critical temperature Ac3 (hypoeutectoid steel) or Ac1 (hypereutectoid steel), preserving heat for a period of time to ensure that the steel is completely or partially austenitized, and then rapidly cooling to a temperature below Ms (or isothermal temperature near Ms) at a cooling speed higher than a critical cooling speed to perform martensite (or bainite) transformation, and the main flow of the quenching process of steel is as follows:

1. putting the workpiece into a heating furnace for heating and preserving heat for a period of time;

2. and taking the workpiece out of the heating furnace, quickly putting the workpiece into water or oil, and finishing quenching treatment after the workpiece is cooled.

The workpiece needs to be taken out by a user after being heated by the heating furnace, but the existing energy-saving quenching heating furnace has poor sealing effect, so that the hot air pressure is leaked, the heating effect is influenced, meanwhile, the pressure relief is not convenient enough, the quenching of the user is not facilitated in a large amount, and the quenching efficiency is reduced. Meanwhile, the problem of external discharge of hot air pressure is also solved, and the existing heating furnace usually directly discharges the hot air pressure, so that the environment and the safety are not facilitated.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sealed effectual energy-conserving quenching heating furnace possesses sealed effectual advantage, has solved the problem that current energy-conserving quenching heating furnace sealed effect is not good and hot-air pressure discharges.

The purpose of the utility model is realized through the following technical scheme:

a sealed heating furnace is characterized by comprising a furnace door main body, a hot air pressure channel II, a pull rod, a hot air pressure channel I, a hot air pressure external condensation channel, a condensation pipe, a water inlet pipe, a water outlet pipe, a water inlet valve, a water outlet valve, a furnace door handle, a rotating shaft, a first gear, a baffle, a first spring, a locking rod, a fixed iron buckle, a wall body and an air pressure discharge control chamber.

The top of one side of furnace gate main part is provided with hot atmospheric pressure passageway one, hot atmospheric pressure passageway one imbeds and sets up in the furnace gate main part, hot atmospheric pressure passageway one is linked together with atmospheric pressure emission control room, the side of atmospheric pressure emission control room is hot atmospheric pressure passageway two, hot atmospheric pressure passageway two is linked together with the outside condensation channel of hot atmospheric pressure, the periphery of the outside condensation channel of hot atmospheric pressure is provided with the condenser pipe, one side of condenser pipe is provided with the inlet tube, inlet tube and condenser pipe intercommunication part are provided with inlet valve, the condenser pipe opposite side is provided with the outlet pipe, outlet pipe and condenser pipe intercommunication part have outlet valve.

Wherein the side of furnace gate main part is fixed iron buckle, and fixed iron buckle one side is located the wall body the inside to with No. two gear fixed connection, No. two gears and No. three gear mesh and each other be perpendicular connection, the top and No. two tooth point meshes mutually of No. three gears, No. two tooth point fixed welding on the steel sheet, the steel sheet is fixed to be welded in the middle of No. two springs, the opposite side of fixed iron buckle stretches into in the cavity at locking stick place through corresponding opening, and can carry on spacingly to the locking stick after the rotatory 90 degrees of the opposite side of fixed iron buckle.

Furthermore, wherein the middle part of furnace gate main part is provided with a gear, and the bottom of a gear is a prong, and a prong fixed welding is in a side surface of locking stick, and the side of a gear is provided with the baffle, and the baffle fixed welding is in the tail end surface of locking stick, and the tail end of locking stick is fixed with a spring.

Furthermore, the middle part of the furnace door main body is an air pressure discharge control chamber, and the bottom of the air pressure discharge control chamber is connected with a pull rod.

Furthermore, the oven door handle is arranged at the bottom of the side surface of the oven door main body and is positioned beside the pull rod.

Further, the furnace door comprises a handle and a rotating shaft, wherein the handle is arranged at the bottom of the furnace door main body and fixedly welded with the rotating shaft.

Furthermore, the condensation channel and the condensation pipe adopt high temperature resistant steel-plastic composite pipes.

Furthermore, the furnace door main body is made of hot-cast steel materials.

Furthermore, the first spring and the second spring are both made of spring steel.

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

(1) the utility model discloses a fixed iron buckle carries out inseparable sealedly with the furnace gate with the cooperation of locking stick, has solved the current not good problem of energy-conserving quenching heating furnace seal effect, and this sealed effectual energy-conserving quenching heating furnace possesses sealed effectual advantage, has improved its heating effect, has strengthened quenching efficiency.

(2) The utility model discloses a hot atmospheric pressure passageway two gets into outside condensing passage with hot atmospheric pressure discharge, and rethread condensing pipe carries out cooling treatment to hot atmospheric pressure, has reduced air pollution and some incident that hot atmospheric pressure direct emission caused, has increased the environmental protection effect and the safety guarantee of heating furnace.

(3) The utility model discloses the positive right side fixedly connected with anticreep plate washer of furnace gate main part, the right side swing joint of hand wheel bottom has the handle, the bottom fixedly connected with handle of furnace gate, this design is through the setting of anticreep board, handle and handle, and the person of facilitating the use prevents through the anticreep plate washer that the locking stick is popped out the chucking position by a spring, and the person of facilitating the use who sets up of handle passes through the handle rotatory hand wheel simultaneously, and the person of facilitating the use can be more convenient opens the furnace gate through the handle simultaneously.

Drawings

FIG. 1 is a front view of a furnace door of the utility model;

FIG. 2 is an enlarged schematic view of the furnace body at the furnace door A of the present invention;

FIG. 3 is an enlarged schematic view of the furnace door C of the furnace body of the present invention;

FIG. 4 is an enlarged schematic view of two meshing gears in the furnace door A of the utility model;

in the figure: 1-furnace door main body, 2-hot air pressure channel II, 3-pull rod, 4-hot air pressure channel I, 5-hot air pressure external condensation channel, 6-condenser pipe, 7-water inlet pipe, 8-water outlet pipe, 9-water inlet valve, 10-water outlet valve, 11-furnace door handle, 12-handle, 13-rotating shaft, 14-first gear, 15-baffle, 16-first spring, 17-locking rod, 18-fixing iron buckle, 19-wall body and 27-air pressure discharge control chamber.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in figure 1, the furnace door comprises a furnace door main body 1, a hot air pressure channel II 2, a pull rod 3, a hot air pressure channel I4, a hot air pressure external condensation channel 5, a condensation pipe 6, a water inlet pipe 7, a water outlet pipe 8, a water inlet valve 9, a water outlet valve 10, a furnace door handle 11, a handle 12, a rotating shaft 13, a first gear 14, a baffle plate 15, a first spring 16, a locking rod 17, a fixed iron buckle 18, a wall body 19 and an air pressure discharge control chamber 27,

the top of one side of the furnace door main body 1 is provided with a first hot air pressure channel 4, the first hot air pressure channel 4 is embedded in the furnace door main body 1, the first hot air pressure channel 4 is communicated with an air pressure discharge control chamber 27, the side of the air pressure discharge control chamber 27 is provided with a second hot air pressure channel 2, and the second hot air pressure channel 2 is communicated with a hot air pressure external condensation channel 5.

The periphery of the hot air pressure external condensation channel 5 is provided with a condensation pipe 6, one side of the condensation pipe is provided with a water inlet pipe 7, the communication part of the water inlet pipe 7 and the condensation pipe 6 is provided with a water inlet valve 9, the other side of the condensation pipe 6 is provided with a water outlet pipe 8, and the water outlet pipe 8 and the communication part of the condensation pipe are provided with a water outlet valve 10.

The hot air pressure is introduced from the first hot air pressure channel to the second hot air pressure channel 2 through the air pressure discharge control chamber 27, then enters the external condensation channel 5, and is subjected to cooling treatment through the condensation pipe 6.

Wherein the side of furnace gate main part 1 is fixed eye 18, and fixed eye one side is located wall body 19 the inside to with No. two gear 25 fixed connection, No. two gear 25 and No. three gear 24 mesh and each other are perpendicular connection, No. three gear 24's top and No. two prong 23 mesh, No. two prong 23 are fixed to be welded on steel sheet 22, steel sheet 22 is fixed to be welded in the middle of No. two springs 21, the opposite side of fixed eye 18 stretches into in the cavity 20 that locking stick 17 belonged to through corresponding opening, and can carry on spacingly to locking stick 17 after the opposite side of fixed eye 18 is rotatory 90 degrees.

The working principle of the scheme is briefly described as follows:

through the control of the handle 12, the rotary pump 13 is driven to rotate, the rotating shaft 13 drives the first gear 14 to rotate, the locking rod 17 moves, the fixed iron buckle 18 gently enters a gap of the locking rod 17, when the front end of the fixed iron buckle 18 enters the cavity 20 part of the locking rod 17, the locking rod 17 touches the second spring 21, the second spring 21 deforms to drive the steel plate 22 to move, the second tooth tip 23 welded at the bottom of the steel plate 22 moves to drive the third gear 24 to rotate, the third gear 24 drives the second gear 25 to rotate, the fixed iron buckle 18 simultaneously rotates to be locked in the locking rod 17, the sealing effect is achieved, the air pressure discharge control chamber 27 is operated through the pull rod 3 to convert the first hot air pressure channel 4 into the second hot air pressure channel 2, after the hot air pressure enters the external condensation channel 5, the peripheral condensation pipe 6 can continuously cool the hot air pressure, and meanwhile, the water in the condensation pipe 6 is ensured to be cold water by the water inlet valve 9 and the water outlet valve 10 all the time, therefore, low-temperature discharge of hot air pressure is realized, and the oven door can be opened more conveniently through the handle 11. The bottom of the oven door main body 1 is provided with a handle 12, the handle 12 is fixedly welded with the rotating shaft 13, and a user can close the oven door through the handle 12.

Further, a first gear 14 is arranged at the middle part of the oven door main body 1, a first tooth point 26 is arranged at the bottom of the first gear 14, the first tooth point 26 is fixedly welded on one side surface of the locking rod 17, a baffle plate 15 is arranged at the side edge of the first gear 14, the baffle plate 15 is fixedly welded on the tail end surface of the locking rod 17, a first spring 16 is fixed at the tail end of the locking rod 17,

further, the middle part of the furnace door main body 1 is an air pressure discharge control chamber 27, the bottom of the air pressure discharge control chamber is connected with a pull rod 3, the air pressure discharge control chamber 27 is operated through the pull rod 3,

furthermore, a door handle 11 is arranged at the bottom of the side surface of the oven door main body 1, the door handle 11 is positioned beside the pull rod 3, a user can open the oven door more conveniently through the handle 11, a handle 12 is arranged at the bottom of the oven door main body 1, the handle 12 is fixedly welded with the rotating shaft 13, and the user can close the oven door through the handle 12.

Furthermore, the condensation channel 5 and the condensation pipe 6 adopt high temperature resistant steel-plastic composite pipes, and have the characteristics of no deformation, no fragmentation and no softening at high temperature.

Furthermore, the furnace door main body 1 is made of hot-dip cast iron material, and has the characteristics of high temperature resistance and difficult deformation at high temperature.

Furthermore, the first spring 16 and the second spring 21 are both made of spring steel, and have the characteristics of strong elasticity and difficult deformation.

The foregoing is illustrative of the preferred embodiments of the present invention, and it is to be understood that the invention is not limited to the precise forms disclosed herein, and that various other combinations, modifications, and environments may be resorted to, falling within the scope of the invention as defined by the appended claims. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims

1. A sealed heating furnace is characterized by comprising a furnace door, wherein the furnace door comprises a furnace door main body (1), a hot air pressure channel II (2), a pull rod (3), a hot air pressure channel I (4), a hot air pressure external condensation channel (5), a condensation pipe (6), a water inlet pipe (7), a water outlet pipe (8), a water inlet valve (9), a water outlet valve (10), a furnace door handle (11), a handle (12), a rotating shaft (13), a first gear (14), a baffle plate (15), a first spring (16), a locking rod (17), a fixed iron buckle (18), a wall body (19) and an air pressure discharge control chamber (27),

wherein the top of one side of the furnace door main body (1) is provided with a hot air pressure channel I (4), the hot air pressure channel I is embedded in the furnace door main body (1), the hot air pressure channel I (4) is communicated with an air pressure discharge control chamber (27), the side of the air pressure discharge control chamber (27) is provided with a hot air pressure channel II (2), the hot air pressure channel II (2) is communicated with a hot air pressure external condensation channel (5), the periphery of the hot air pressure external condensation channel (5) is provided with a condensation pipe (6), one side of the condensation pipe is provided with a water inlet pipe (7), the communication part of the water inlet pipe (7) and the condensation pipe (6) is provided with a water inlet valve (9), the other side of the condensation pipe (6) is provided with a water outlet pipe (8), and the communication part of the water,

the side of furnace gate main part (1) is fixed iron buckle (18), fixed iron buckle one side is located wall body (19) the inside, and with No. two gear (25) fixed connection, No. two gear (25) mesh mutually and each other be perpendicular connection with No. three gear (24), the top and No. two prong (23) mesh of No. three gear (24), No. two prong (23) are fixed to be welded on steel sheet (22), steel sheet (22) are fixed to be welded in the middle of No. two spring (21), the opposite side of fixed iron buckle (18) stretches into in cavity (20) that locking stick (17) were located through corresponding opening, and can carry on spacingly to locking stick (17) after the opposite side of fixed iron buckle (18) rotates 90 degrees.

2. The seal type heating furnace according to claim 1, wherein a first gear (14) is provided at a middle portion of the furnace door main body (1), a first tooth tip (26) is provided at a bottom of the first gear (14), the first tooth tip (26) is fixedly welded to a side surface of the locking rod (17), a baffle plate (15) is provided at a side edge of the first gear (14), the baffle plate (15) is fixedly welded to a rear end surface of the locking rod (17), and a first spring (16) is fixed to a rear end of the locking rod (17).

3. A sealed heating furnace according to claim 1, characterized in that the middle part of the furnace door body (1) is an air pressure discharge control chamber (27), and the bottom of the air pressure discharge control chamber is connected with a pull rod (3).

4. A seal-type heating furnace according to claim 1, further comprising a furnace door handle (11), a pull rod (3), wherein the furnace door handle (11) is provided at the bottom of the side surface of the furnace door main body (1), and the furnace door handle (11) is positioned beside the pull rod (3).

5. The sealed heating furnace according to claim 1, further comprising a handle (12) and a rotating shaft (13), wherein the handle (12) is arranged at the bottom of the furnace door main body (1), and the handle (12) is fixedly welded with the rotating shaft (13).

6. The sealed heating furnace according to claim 1, wherein the condensing channel (5) and the condensing pipe (6) are made of high temperature resistant steel-plastic composite pipes.

7. A sealed heating furnace according to claim 1, characterized in that the furnace door body (1) is made of hot-cast steel material.

8. A sealed heating furnace according to claim 1, characterized in that the first spring (16) and the second spring (21) are made of spring steel.