CN210065856U

CN210065856U - Gas formula platform truck stove

Info

Publication number: CN210065856U
Application number: CN201920924094.XU
Authority: CN
Inventors: 刘永强; 熊忠新; 蒋新桥; 刘士禄; 方正喜
Original assignee: Hubei Huihuang Machinery Manufacturing Co Ltd
Current assignee: Hubei Huihuang Machinery Manufacturing Co Ltd
Priority date: 2019-06-19
Filing date: 2019-06-19
Publication date: 2020-02-14
Anticipated expiration: 2029-06-19

Abstract

The utility model relates to a heat treatment process equipment technical field, concretely relates to gas formula platform truck stove, including platform truck, furnace body, furnace gate and furnace gate sealing device, the platform truck includes the locating plate, and the furnace body includes furnace body shell and furnace body inside lining, and the furnace gate includes that the mount owner locates the furnace gate shell in the mount, the mount upper end is equipped with slewing mechanism, and mount lower extreme card is equipped with the supporting seat, and furnace gate shell lower extreme supporting seat joint cooperates, furnace gate sealing device has annular cover including locating the rotary disk on the furnace gate shell, and threaded connection has annular cover on the rotary disk, and annular cover is located furnace gate shell edge, and annular cover is hugged closely with the insulating layer of locating furnace body shell open end terminal surface dysmorph. The utility model discloses a set up simple structure, convenient operation's sealing device on furnace gate and furnace body to it is fixed with furnace gate shell joint, it is not good to be used for solving the sealed effect of furnace gate that current gas formula platform truck stove exists, and steam easily appears leaking and the technical problem who produces noise pollution.

Description

Gas formula platform truck stove

Technical Field

The utility model relates to a heat treatment equipment technical field, concretely relates to gas formula platform truck stove.

Background

The bogie hearth furnace is a furnace used in a composite heat treatment process for quenching and tempering steel products or steel parts, and the steel after heat treatment has good comprehensive mechanical properties, and can maintain high strength and good plasticity and toughness.

Present platform truck stove is mostly gas formula platform truck stove, it is main including the platform truck, the furnace body, furnace lining and furnace gate, the furnace gate realizes airtight and opening the furnace body under elevating system's effect, when steel or steel spare carry out the thermal treatment in the furnace body, because sealed effect is not good, can lead to the internal heat of furnace to take place the partial condition of leaking, and cause great noise from this, influence staff normal work, and because the self weight of furnace gate, it is when falling the minimum, the supporting part is very easily stressed and takes place to warp, also can cause sealed not good condition, current solution is to realize sealedly through comparatively complicated mechanical integrated configuration, but its operation is complicated and breaks down more easily, be not convenient for the staff to its maintenance and maintenance.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a gas formula platform truck stove is through setting up simple structure, convenient operation's sealing device on furnace gate and furnace body to it is fixed with furnace gate shell joint, it is not good to be used for solving the sealed effect of furnace gate that prior art exists, easily appears steam and leaks and produce noise pollution's technical problem.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a gas fired trolley furnace comprising:

the trolley comprises a positioning plate, sliding wheels are arranged at the bottom of the positioning plate, and the sliding wheels are movably arranged on the horizontal rail;

the furnace body comprises a furnace body shell and a furnace body lining, the furnace body shell is fixedly arranged on the positioning plate, and the furnace body lining is uniformly arranged on the inner wall of the furnace body shell;

the furnace door comprises a fixed frame arranged at the opening end of the furnace body shell, the furnace door shell matched with the furnace body shell is arranged in the fixed frame, a rotating mechanism used for controlling the furnace door shell to ascend and descend is installed at the upper end of the fixed frame, a supporting seat is clamped at the lower end of the fixed frame, a boss is arranged at the lower end of the furnace door shell, and the boss is clamped and matched with a groove arranged in the supporting seat;

still including furnace gate sealing device, furnace gate sealing device is including locating the rotary disk on the furnace gate shell, and spiral connection has the annular cover of locating furnace gate shell inner wall on the rotary disk, and annular cover closely pastes the furnace body shell open end, the furnace body shell open end is equipped with the dysmorphism groove that is used for installing the insulating layer.

Furthermore, a positioning pin is arranged in the groove, a disc spring assembly is arranged on the positioning pin in a surrounding mode, and the positioning pin and the disc spring assembly are closely matched with the clamping groove in the boss.

Further, a furnace door lining is arranged in an area surrounded by the annular cover.

Furthermore, the annular cover is filled with soundproof cotton.

Further, the heat insulating layer is a vacuum heat insulating ring, the section of the vacuum heat insulating ring is in a T shape, and the section of the special-shaped groove is in interference fit with the T shape.

Furthermore, one side of the annular cover, which is contacted with the end face of the opening end of the furnace body shell, is an arc-shaped concave surface, and the arc-shaped concave surface is tightly attached to the vacuum heat insulation ring.

Furthermore, a furnace body heating device is arranged on the side face of the furnace body shell, and a protective guard is arranged at the top end of the furnace body shell.

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

1. through set up simple structure and convenient operation's sealing device between furnace gate and furnace body, can ensure both sealing connection effectively to the condition of hot gas and noise production does not take place to leak, its embodiment sets up the annular cover that accessible rotary disk adjusted the business turn over on the furnace gate shell, and sets up the dysmorphism groove of installing the insulating layer on the furnace body shell, through the in close contact with of annular cover and insulating layer, realizes good sealed and syllable-dividing effect.

2. Through with furnace gate shell lower extreme and supporting seat joint cooperation, be used for avoiding the furnace gate shell to take place too big stress contact with the supporting seat in long-term decline in-process, thereby lead to both sealed not good circumstances to take place, its embodiment is to set up the boss at furnace gate shell lower extreme, set up the recess in the supporting seat, and set up the locating pin that is furnished with belleville spring subassembly in the recess, be used for fully ensuring the good and sealed excellent contact of effect of furnace gate shell lower extreme and supporting seat, thereby be convenient for carry out thermal treatment effectively to steel or steel spare.

Drawings

Fig. 1 is a schematic structural view of a gas-fired trolley furnace according to the present invention;

FIG. 2 is an enlarged partial schematic view of the area indicated by the circle at A in FIG. 1;

FIG. 3 is an enlarged partial schematic view of the circled area at B in FIG. 1;

figure 4 is a schematic front view of an oven door housing.

Description of reference numerals: 101-positioning plate, 102-sliding wheel, 201-furnace body shell, 202-furnace body lining, 301-fixing frame, 302-furnace door shell, 3021-boss, 303-rotating mechanism, 304-supporting seat, 3041-groove, 3042-positioning pin, 3043-disc spring component, 401-rotating disc, 402-annular cover, 403-heat insulation layer, 404-special-shaped groove, 405-furnace door lining, 5-heating device and 6-protective guard.

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.

As shown in fig. 1, a first embodiment of the present invention is a gas-fired trolley furnace, comprising a trolley disposed on a horizontal rail, a positioning plate 101 disposed on the trolley, a sliding wheel 102 connected to a bottom end of the positioning plate 101 and capable of rotating on the horizontal rail, a furnace body casing 201 fixed on the positioning plate 101, a furnace body lining 202 uniformly laid on an inner wall of the furnace body casing 201, steel materials or steel members to be heat-treated being disposed in the furnace body lining 202 for effective heat treatment, a furnace door disposed at an open end of the furnace body casing 201, the furnace door including a fixing frame 301 and a furnace door casing 302, the fixing frame 301 vertically disposed in parallel in front of the open end of the furnace body casing 201, the furnace door casing 302 disposed in the fixing frame 301, a rotating mechanism 303 mounted at an upper end of the fixing frame 301, a supporting seat 304 clamped at a lower end of the fixing frame 301, the rotating mechanism 303 driven by a motor to drive the furnace door casing 302 to ascend, in order to avoid poor sealing performance after the furnace door shell 302 is contacted with the supporting seat 304 for a long time, a plurality of bosses 3021 are arranged at the lower end of the furnace door shell 302, grooves 3041 matched with the bosses 3021 in a clamping manner are arranged on the supporting seat 304, which is a schematic connection diagram of the bosses 3021 and the grooves 3041 when the number of the bosses 3021 is two, further, as shown in fig. 1, 3 and 4, the gas-fired trolley furnace further comprises a furnace door sealing device, the furnace door sealing device comprises a rotary disk 401 arranged on the furnace door shell 302, an annular cover 402 is spirally connected on the rotary disk 401, the annular cover 402 can horizontally move in the edge of the furnace door shell 302 by rotating the rotary disk 401, a special-shaped groove 404 is arranged in the end face of the open end of the furnace body shell 201 opposite to the annular cover 402, a heat insulation layer 403 is arranged in the special-shaped groove 404, and the annular cover 402 can be, thereby achieving good sealing and heat insulation effects.

Preferably, on the basis of the first embodiment, the second embodiment of the present invention is that a positioning pin 3042 is further disposed in the groove 3041 of the supporting seat 304, the positioning pin 3042 is disposed at the central portion of the groove 3041, and a belleville spring assembly 3043 is sleeved on the outer surface of the positioning pin 3042, which has a buffering effect when the oven door housing 302 descends to contact with the groove 3041, and can better seal the two.

More preferably, in addition to the first embodiment, in another embodiment of the present invention, an oven door lining 405 is disposed in the area enclosed by the annular cover 402, and the oven door lining 405 cooperates with the oven body lining 202 to ensure that the steel material or steel member is better heat treated.

More preferably, on the basis of the first embodiment, the present invention further provides another embodiment that the annular cover 402 is filled with soundproof cotton, and the soundproof cotton is matched with the thermal insulation layer 403, so as to further ensure that the furnace door shell 302 and the furnace body shell 201 are sufficiently and effectively sealed, and prevent noise from diffusing outwards.

More preferably, on the basis of the first embodiment, the utility model discloses a new embodiment is, set up insulating layer 403 as vacuum insulating layer 403, and vacuum insulating layer 403's cross-section is "T" type shape, this "T" type shape vacuum insulating layer 403 and dysmorphism groove 404 interference fit to vacuum insulating layer 403 more firmly cooperates with dysmorphism groove 404, thereby realizes good sealed effect, on this basis, set up annular cover 402 and the one side of furnace body shell 201 open end face contact as the arc concave surface, this arc concave surface is hugged closely with vacuum insulating ring surface, further strengthens the leakproofness of furnace body shell 201 and furnace gate shell 302.

On the basis of any one of the above embodiments, furnace body shell 201 side of gas formula platform truck stove still is equipped with furnace body heating device 5, and this furnace body heating device 5 is used for providing sufficient heat in to the furnace body to reach the effective thermal treatment to steel or steel spare, and still be equipped with rail guard 6 on furnace body shell 201's top, rail guard 6 is used for making things convenient for the staff to maintain and maintain the platform truck stove.

Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this invention. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.

Claims

1. A gas-fired bogie hearth furnace, comprising:

the trolley comprises a positioning plate (101), sliding wheels (102) are arranged at the bottom of the positioning plate (101), and the sliding wheels (102) are movably arranged on the horizontal rail;

the furnace body comprises a furnace body shell (201) and a furnace body lining (202), the furnace body shell (201) is fixedly arranged on the positioning plate (101), and the furnace body lining (202) is uniformly arranged on the inner wall of the furnace body shell (201);

the furnace door comprises a fixed frame (301) arranged at the opening end of a furnace body shell (201), the fixed frame (301) is internally provided with the furnace door shell (302) matched with the furnace body shell (201), the upper end of the fixed frame (301) is provided with a rotating mechanism (303) used for controlling the furnace door shell (302) to ascend and descend, the lower end of the fixed frame (301) is clamped with a supporting seat (304), the lower end of the furnace door shell (302) is provided with a boss (3021), and the boss (3021) is clamped and matched with a groove (3041) arranged in the supporting seat (304);

still including furnace gate sealing device, furnace gate sealing device is including locating rotary disk (401) on furnace gate shell (302), and spiral connection has annular cover (402) of locating furnace gate shell (302) inner wall on rotary disk (401), and annular cover (402) hugs closely furnace body shell (201) open end, furnace body shell (201) open end is equipped with dysmorphism groove (404) that are used for installing insulating layer (403).

2. A gas fired trolley furnace as claimed in claim 1, wherein: a positioning pin (3042) is arranged in the groove (3041), a disc spring assembly (3043) surrounds the positioning pin (3042), and the positioning pin (3042) and the disc spring assembly (3043) are closely matched with a clamping groove in the boss (3021).

3. A gas fired trolley furnace as claimed in claim 1, wherein: and an oven door lining (405) is arranged in an area enclosed by the annular cover (402).

4. A gas fired trolley furnace as claimed in claim 1, wherein: and the annular cover (402) is filled with soundproof cotton.

5. A gas fired trolley furnace as claimed in claim 1, wherein: the heat insulation layer (403) is a vacuum heat insulation ring, the section of the vacuum heat insulation ring is in a T shape, and the section of the special-shaped groove (404) is in interference fit with the T shape.

6. A gas fired trolley furnace as claimed in claim 5, wherein: one side of the annular cover (402), which is contacted with the end face of the opening end of the furnace body shell (201), is an arc-shaped concave surface, and the arc-shaped concave surface is tightly attached to the vacuum heat insulation ring.

7. A gas-fired bogie-type furnace as claimed in any one of claims 1 to 6, wherein: the furnace body heating device (5) is arranged on the side surface of the furnace body shell (201), and the protective guard (6) is arranged at the top end of the furnace body shell (201).