CN218059157U

CN218059157U - Furnace mouth sealing device of well type gas carburizing furnace

Info

Publication number: CN218059157U
Application number: CN202121831995.8U
Authority: CN
Inventors: 胡伟芳
Original assignee: Guangzhou Zhuanyi Metal Products Co ltd
Current assignee: Guangzhou Zhuanyi Metal Products Co ltd
Priority date: 2021-08-06
Filing date: 2021-08-06
Publication date: 2022-12-16
Anticipated expiration: 2031-08-06

Abstract

The utility model discloses a gaseous carburizing furnace fire door sealing device of well formula, including the carburizing furnace, the top movable mounting of carburizing furnace has the bell, the bottom fixed mounting of bell has the bell bottom plate, the surface of bell bottom plate is equipped with a plurality of spring grooves, the inside of spring groove all is equipped with the spring, the inside surface of spring all is equipped with spring plunger, spring plunger's the equal fixed mounting in surface has the spring buckle, the interior side surface of carburizing furnace is equipped with a plurality of circular arc recesses, the inside of circular arc recess is gone into to the equal card of spring buckle. The utility model discloses a spring buckle card goes into the inside mode of circular arc recess, makes the sealed more firm between bell and the carburizing furnace, prevents that the outside air infiltration from resulting in the machining efficiency of carburizing furnace lower. The mode that the movable buckle is clamped into the inner part of the outer groove of the spring buckle makes the spring buckle more stable, and prevents the spring buckle from automatically falling off and causing accidents.

Description

Furnace mouth sealing device of well type gas carburizing furnace

Technical Field

The utility model relates to a sealing technical field of a carburizing furnace mouth, in particular to a sealing device of a well type gas carburizing furnace mouth.

Background

With the rapid development of social economy, the use of a well type gas carburizing furnace has become one of machines commonly used in processing production of people, and the well type gas carburizing furnace is a novel energy-saving periodic operation type heat treatment electric furnace and is mainly used for carrying out gas carburizing on steel parts. Because of the adoption of ultra-light energy-saving furnace lining materials and the advanced sealing fan for the integrated water cooling furnace, the carburizing furnace of the series is uniform in temperature, fast in temperature rise and good in heat preservation, the carburizing speed of workpieces is accelerated, the carbon potential atmosphere is uniform, the carburized layer is uniform, no leakage exists when the furnace pressure is increased, the production efficiency and the carburizing quality are improved, and the pit-type gas carburizing furnace needs to be precisely sealed by using a furnace mouth sealing device.

However, the sealing effect of the sealing device for the furnace mouth of the existing well-type gas carburizing furnace is poor, and external air is easy to enter the device, so that the processing efficiency of the well-type gas carburizing furnace is low; therefore, the existing requirements are not met, and a sealing device for the furnace mouth of the well type gas carburizing furnace is provided for the requirements.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a well formula gas carburizing furnace fire door sealing device to the sealed effect of the well formula gas carburizing furnace fire door sealing device who proposes among the solution above-mentioned background is relatively poor, and outside air is inside the entering device very easily, leads to the lower scheduling problem of machining efficiency of well formula gas carburizing furnace.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a gaseous carburizing furnace fire door sealing device of pit, includes the carburizing furnace, the top movable mounting of carburizing furnace has the bell, the bottom fixed mounting of bell has the bell bottom plate, the surface of bell bottom plate is equipped with a plurality of spring grooves, the inside of spring groove all is equipped with the spring, the inside surface of spring all is equipped with spring plunger, spring plunger's the equal fixed mounting in surface has spring buckle, carburizing furnace's inboard surface is equipped with a plurality of circular arc recesses, spring buckle all blocks into the inside of circular arc recess, spring buckle's surface is equipped with a plurality of spring buckle water jackets, the inside surface of circular arc recess is equipped with a plurality of carburizing furnace inside grooves, the inside of carburizing furnace inside groove is located inside the inside of carburizing furnace inside groove spring's inside all is equipped with spring plunger, is located inside the carburizing furnace inside groove the equal fixed mounting in surface of spring plunger has the activity to detain, the activity is detained the inside of all blocks into spring buckle water jacket.

Preferably, the surface of the spring buckle is provided with a plurality of springs, and the surface of the spring on the surface of the spring buckle is movably provided with an arc buckle.

Preferably, a carburizing furnace side plate is fixedly mounted on the surface of the outer side of the top end of the carburizing furnace, and a carburizing furnace top groove is formed in the top end of the carburizing furnace side plate.

Preferably, the bottom fixed mounting of bell has the bell end to detain, the inside in carburizing furnace top groove is gone into to the bell end knot card, the bell end is detained and the surface in carburizing furnace top groove all is equipped with a plurality of turnbuckles.

Preferably, the top end of the furnace cover is movably provided with a rotating shaft, and the surface of the rotating shaft is fixedly provided with a rotating disc.

Preferably, the bottom fixed mounting of pivot has the pivot buckle, the top of bell is equipped with the bell top groove, the inside in bell top groove is gone into to pivot buckle card.

Preferably, the arc buckles are clamped into the arc grooves.

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

1. the utility model discloses a spring buckle card goes into the inside mode of circular arc recess, makes the sealed more firm between bell and the carburizing furnace, prevents that the outside air infiltration from resulting in the machining efficiency of carburizing furnace lower. The spring buckle is more stable in a mode that the movable buckle is clamped into the inner part of the outer groove of the spring buckle, so that the spring buckle is prevented from automatically falling off to cause accidents;

2. the utility model discloses a cooperation of circular arc buckle and circular arc recess makes the spring buckle can stabilize in the inside of circular arc recess, makes the bell bottom plate can stabilize in the inside of carburizing furnace. Through the cooperation of pivot buckle and bell top groove, make the carousel can rotate the bell, make the bell end knot that the bottom was installed the turnbuckle can stabilize at the carburization stove top groove.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

fig. 2 is a cross-sectional side view of the utility model as a whole;

fig. 3 is a schematic view of a partial structure of the spring clip of the present invention;

fig. 4 is a schematic view of the local structure of the movable buckle of the present invention.

In the figure: 1. a carburizing furnace; 2. a furnace cover; 3. a turntable; 4. a carburizing furnace side plate; 5. a rotating shaft; 6. a rotating shaft is buckled; 7. a furnace cover top groove; 8. a furnace cover bottom plate; 9. a furnace cover bottom buckle; 10. a carburizing furnace top groove; 11. a turnbuckle; 12. a spring groove; 13. a spring; 14. a spring buckle; 15. a spring plunger; 16. a spring buckle outer groove; 17. a movable buckle; 18. an inner tank of the carburizing furnace; 19. an arc buckle; 20. a circular arc groove.

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.

Referring to fig. 1 to 4, the present invention provides an embodiment: the utility model provides a gaseous carburizing furnace fire door sealing device of pit type, including carburizing furnace 1, the top movable mounting of carburizing furnace 1 has bell 2, the bottom fixed mounting of bell 2 has bell bottom 8, the surface of bell bottom 8 is equipped with a plurality of spring grooves 12, the inside of spring groove 12 all is equipped with spring 13, the inside surface of spring 13 all is equipped with spring plunger 15, the equal fixed mounting in surface of spring plunger 15 has spring buckle 14, the inside surface of carburizing furnace 1 is equipped with a plurality of circular arc recesses 20, spring buckle 14 all blocks the inside of circular arc recess 20, the surface of spring buckle 14 is equipped with a plurality of spring buckle water jackets 16, the surface of circular arc recess 20 inside is equipped with a plurality of carburizing furnace inside grooves 18, the inside of carburizing furnace inside groove 18 all is equipped with spring 13, the inside of spring 13 that is located carburizing furnace inside groove 18 all is equipped with spring plunger 15, the surface of spring plunger 15 that is located carburizing furnace inside groove 18 all is fixed mounting has movable buckle 17, movable buckle 17 all blocks the inside of spring buckle water jacket 16.

Furthermore, a plurality of springs 13 are arranged on the surface of the spring buckle 14, and arc buckles 19 are movably arranged on the surface of the springs 13 on the surface of the spring buckle 14.

By adopting the technical scheme, the spring fastener 14 can be stabilized in the arc groove 20 by matching the arc fastener 19 with the arc groove 20, so that the furnace cover bottom plate 8 can be stabilized in the carburizing furnace 1.

Furthermore, a carburizing furnace side plate 4 is fixedly arranged on the surface of the outer side of the top end of the carburizing furnace 1, and a carburizing furnace top groove 10 is formed in the top end of the carburizing furnace side plate 4.

Further, the bottom end of the furnace cover 2 is fixedly provided with a furnace cover bottom buckle 9, the furnace cover bottom buckle 9 is clamped into the carburizing furnace top groove 10, and a plurality of spiral buckles 11 are arranged on the surfaces of the furnace cover bottom buckle 9 and the carburizing furnace top groove 10.

Through adopting above-mentioned technical scheme, through the cooperation of pivot buckle 6 and bell top groove 7, make carousel 3 can be rotatory with bell 2, make the bell end button 9 that the bottom was installed turnbuckle 11 can stabilize in carburizing furnace top groove.

Furthermore, a rotating shaft 5 is movably installed at the top end of the furnace cover 2, and a rotating disc 3 is fixedly installed on the surface of the rotating shaft 5. Further, the bottom end of the rotating shaft 5 is fixedly provided with a rotating shaft buckle 6, the top end of the furnace cover 2 is provided with a furnace cover top groove 7, and the rotating shaft buckle 6 is clamped into the furnace cover top groove 7. Further, the circular arc buckles 19 are all clamped inside the circular arc groove 20.

The working principle is as follows: during the use, place the assigned position with the device, whether each part normally works of inspection, this device is gone into the inside mode of circular arc recess 20 through spring buckle 14 card, makes the sealed more firm between bell 2 and the carburizing furnace 1, prevents that the outside air infiltration from resulting in carburizing furnace 1's machining efficiency lower. The spring buckle 14 is more stable by the mode that the movable buckle 17 is clamped into the spring buckle outer groove 16, so that the spring buckle 14 is prevented from automatically falling off and accidents happen, and the spring buckle 14 can be stabilized in the arc groove 20 and the furnace cover bottom plate 8 can be stabilized in the carburizing furnace 1 by the cooperation of the arc buckle 19 and the arc groove 20.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a well formula gas carburizing furnace fire door sealing device, includes carburizing furnace (1), its characterized in that: the utility model discloses a carburizing furnace, including carburizing furnace, be equipped with bell (2) on the top movable mounting of carburizing furnace (1), the bottom fixed mounting of bell (2) has bell bottom plate (8), the surface of bell bottom plate (8) is equipped with a plurality of spring grooves (12), the inside of spring groove (12) all is equipped with spring (13), the inside surface of spring (13) all is equipped with spring plunger (15), the equal fixed mounting in surface of spring plunger (15) has spring buckle (14), the inboard surface of carburizing furnace (1) is equipped with a plurality of circular arc recess (20), spring buckle (14) all blocks the inside of circular arc recess (20), the surface of spring buckle (14) is equipped with a plurality of spring buckle kerfs (16), the inside surface of circular arc recess (20) is equipped with a plurality of carburizing furnace inside grooves (18), the inside of carburizing furnace inside groove (18) all is equipped with spring (13), is located inside of carburizing furnace inside groove (18) the inside of spring (13) all is equipped with spring plunger (15), is located inside carburizing furnace inside spring plunger (18) the surface of spring plunger (15) is detained and all blocks movable mounting has spring plunger (17) outer groove (17), the inside groove (17).

2. The furnace mouth sealing device of the pit-type gas carburizing furnace according to claim 1, characterized in that: the surface of the spring buckle (14) is provided with a plurality of springs (13), and the surface of the spring (13) positioned on the surface of the spring buckle (14) is movably provided with an arc buckle (19).

3. The furnace mouth sealing device of the shaft type gas carburizing furnace according to claim 1, characterized in that: the surface of the outer side of the top end of the carburizing furnace (1) is fixedly provided with a carburizing furnace side plate (4), and the top end of the carburizing furnace side plate (4) is provided with a carburizing furnace top groove (10).

4. The furnace mouth sealing device of the pit-type gas carburizing furnace according to claim 1, characterized in that: the bottom fixed mounting of bell (2) has bell end knot (9), inside in carburizing furnace top groove (10) is gone into to bell end knot (9), the surface of bell end knot (9) and carburizing furnace top groove (10) all is equipped with a plurality of turnbuckles (11).

5. The furnace mouth sealing device of the shaft type gas carburizing furnace according to claim 1, characterized in that: the rotary furnace is characterized in that a rotating shaft (5) is movably mounted at the top end of the furnace cover (2), and a rotary disc (3) is fixedly mounted on the surface of the rotating shaft (5).

6. The furnace mouth sealing device of the pit-type gas carburizing furnace according to claim 5, characterized in that: the bottom fixed mounting of pivot (5) has pivot buckle (6), the top of bell (2) is equipped with bell top groove (7), the inside of bell top groove (7) is gone into to pivot buckle (6) card.

7. The furnace mouth sealing device of the pit-type gas carburizing furnace according to claim 2, characterized in that: the arc buckles (19) are all clamped in the arc grooves (20).