CN210891653U

CN210891653U - Turnover type pneumatic slag discharging furnace door

Info

Publication number: CN210891653U
Application number: CN201921063879.9U
Authority: CN
Inventors: 郑越; 郑灿; 陈国生; 霍朝辉; 吴乐平; 严建平
Original assignee: Zhejiang Jimei Biotechnology Co ltd
Current assignee: Zhejiang Jimei Biotechnology Co ltd
Priority date: 2019-07-09
Filing date: 2019-07-09
Publication date: 2020-06-30
Anticipated expiration: 2029-07-09

Abstract

The utility model discloses a turnover pneumatic slag-discharging furnace door, which comprises a furnace body, wherein a slag-discharging hole is arranged on the furnace body, a furnace door is arranged on the slag-discharging hole, a first supporting steel ladder and a second supporting steel ladder are fixed on the furnace body, bearing seats are fixed on the first supporting steel ladder and the second supporting steel ladder, a rotating shaft is arranged between the bearing seats, a connecting arm is fixed on the rotating shaft, a hydraulic cylinder is hinged on the furnace body, a U-shaped connecting seat is fixed on the hydraulic cylinder, the U-shaped connecting seat is hinged with the connecting arm, a first swing arm and a second swing arm are fixed on the rotating shaft, a first supporting seat and a second supporting seat are fixed on the furnace door, a third supporting seat is fixed on the first supporting steel ladder, a fourth supporting seat and a first swing arm are fixed on the second supporting steel ladder, first spacing snap ring is through articulating with first supporting seat, and second swing arm, the spacing snap ring of second are articulated with the second supporting seat. The beneficial effects of the utility model are that change and guarantee the leakproofness to the inboard sealing washer of furnace gate for being convenient for.

Description

Turnover type pneumatic slag discharging furnace door

Technical Field

The utility model relates to a furnace gate technical field of slagging tap, in particular to convertible pneumatic furnace gate of slagging tap.

Background

After the disease dead pig combustion furnace works for a certain time, the furnace door on the side wall of the lower part of the combustion chamber of the combustion furnace needs to be opened to clean the furnace slag, therefore, a pneumatic device needs to be used for driving the furnace door to open and close, the hydraulic cylinder is used for driving the furnace door to ascend and descend at present for opening and closing the furnace door, the opening and closing of the slag hole of the combustion furnace are realized, and the mode has the problems that the contact tightness of the furnace door and the slag hole can not be ensured, and the sealing strip on the inner side of the furnace door can not be conveniently replaced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a convertible pneumatic furnace gate of slagging tap can solve the problem of proposing among the above-mentioned background art.

The utility model provides a turnover pneumatic slag-discharging furnace door, which comprises a furnace body, wherein a slag-discharging hole is arranged on the side surface of the lower part of the furnace body, a furnace door is arranged on the slag-discharging hole, a first supporting steel ladder and a second supporting steel ladder which are arranged in parallel are fixed on the two sides of the furnace door on the side surface of the furnace body, bearing seats are fixed on the first supporting steel ladder and the second supporting steel ladder respectively, a rotating shaft is arranged between the two bearing seats, a connecting arm is fixed at the middle end of the rotating shaft in a welding way, a hydraulic cylinder is fixed at the upper part of the furnace body in an articulated way, a U-shaped connecting seat is fixed at the end part of a telescopic rod of the hydraulic cylinder, the U-shaped connecting seat is fixedly connected with the other end of the connecting arm in an articulated way through an articulated shaft, a first swing arm is fixed at the end part of the rotating shaft adjacent to the first supporting steel ladder, a second, be fixed with first supporting seat, second supporting seat on the lateral surface of furnace gate, the below position department that lies in the bearing frame on the first support steel ladder is fixed with the third supporting seat, the below position department that lies in the bearing frame on the second support steel ladder is fixed with the fourth supporting seat, install first spacing snap ring through spacing slide-shaft on the third supporting seat, install the spacing snap ring of second through spacing slide-shaft on the fourth supporting seat, the other end of first swing arm the other end of first spacing snap ring pass through a pivot with the articulated fixed connection of first supporting seat, the other end of second swing arm the other end of the spacing snap ring of second pass through a pivot with the articulated fixed connection of second supporting seat.

Preferably, the U-shaped connecting seat and the connecting arm are respectively provided with a limiting shaft hole for mounting the hinge shaft.

Preferably, the first limiting snap ring and the second limiting snap ring are both provided with limiting slide holes for the limiting slide shafts to slide in a reciprocating manner.

Preferably, a sealing ring is arranged on the inner side of the oven door along the circumferential direction.

Preferably, the sealing ring is a ceramic fiber sealing ring.

Preferably, the first support seat, the second support seat, the first swing arm, the second swing arm, the first limit snap ring and the second limit snap ring are all provided with a shaft pin mounting hole connected by the shaft pin

The utility model has the advantages that: this convertible pneumatic furnace gate of slagging tap, open the furnace gate during operation, the telescopic link through the pneumatic cylinder shorten and drive the linking arm upwards and rotate, the linking arm drives the pivot and rotates clockwise after that, be located first swing arm in the pivot and second swing arm upward movement simultaneously drive the furnace gate and overturn, make the inboard of realizing the furnace gate after the furnace gate breaks away from the slag notch completely towards the top, help like this after the operation of slag furnace gate for a certain time, the staff of being convenient for changes the inboard sealing washer of furnace gate, guarantee the leakproofness between furnace gate and the slag notch.

Drawings

Fig. 1 is a schematic structural view of a turnover pneumatic slag tapping furnace provided by the present invention when the door is closed;

fig. 2 is a schematic structural view of the turnover pneumatic slag-discharging furnace door when being opened.

Description of reference numerals: 1-a furnace body; 2-a first supporting steel ladder; 3-a second supporting steel ladder; 4-bearing seats; 5-a rotating shaft; 6-a linker arm; 7-a hydraulic cylinder; 8-U-shaped connecting seats; 9-a hinged axis; 10-furnace door; 11-a first support; 12-a second support seat; 13-a first swing arm; 14-a second swing arm; 15-a third support seat; 16-a fourth support seat; 17-a first limit snap ring; 18-a second limit snap ring; 19-a limit sliding shaft; 20-a slag outlet; 21-sealing ring.

Detailed Description

In the following, an embodiment of the present invention will be described in detail with reference to the drawings, but it should be understood that the scope of the present invention is not limited by the embodiment.

As shown in fig. 1 and fig. 2, an embodiment of the present invention provides a turnover pneumatic slag discharging furnace door, which comprises a furnace body 1, wherein a slag hole 20 is formed on a side surface of a lower portion of the furnace body 1, a furnace door 10 is disposed on the slag hole 20, a first supporting steel ladder 2 and a second supporting steel ladder 3 which are disposed in parallel are fixed on two sides of the furnace door 10 on the side surface of the furnace body 1, bearing seats 4 are fixed on the first supporting steel ladder 2 and the second supporting steel ladder 3, a rotating shaft 5 is installed between the two bearing seats 4, a connecting arm 6 is fixed at a middle end of the rotating shaft 5 by welding, a hydraulic cylinder 7 is fixed at an upper portion of the furnace body 1 by hinging, a U-shaped connecting seat 8 is fixed at an end portion of a telescopic rod of the hydraulic cylinder 7, the U-shaped connecting seat 8 is fixedly connected with the other end of the connecting arm 6 by hinging shaft 9, a first swing arm 13 is fixed at an end portion of the rotating shaft 5 adjacent to the first supporting steel, a second swing arm 14 is fixed on one end part of the rotating shaft 5 adjacent to the second supporting steel ladder 3, a first supporting seat 11 and a second supporting seat 12 are fixed on the outer side surface of the furnace door 10, a third supporting seat 15 is fixed on the first supporting steel ladder 2 below the bearing seat 4, a fourth supporting seat 16 is fixed on the second supporting steel ladder 3 at the position below the bearing seat 4, a first limit snap ring 17 is arranged on the third supporting seat 15 through a limit sliding shaft 19, a second limiting snap ring 18 is mounted on the fourth supporting seat 16 through a limiting sliding shaft 19, the other end of the first swing arm 13 and the other end of the first limiting snap ring 17 are fixedly connected with the first supporting seat 11 through a shaft pin in a hinged manner, the other end of the second swing arm 14 and the other end of the second limit snap ring 18 are fixedly connected with the second support seat 12 through a pivot pin in a hinged manner.

In this embodiment, the U-shaped connecting seat 8 and the connecting arm 6 are respectively provided with a limiting shaft hole for installing the hinge shaft 9.

In this embodiment, the first limiting snap ring 17 and the second limiting snap ring 18 are both provided with limiting slide holes for the limiting slide shaft 19 to slide back and forth.

In this embodiment, a sealing ring 21 is disposed on the inner side of the oven door 10 along the circumferential direction.

In this embodiment, the seal ring 21 is a ceramic fiber seal ring.

In this embodiment, the first support seat 11, the second support seat 12, the first swing arm 13, the second swing arm 14, the first limit snap ring 17, and the second limit snap ring 18 are all provided with a shaft pin mounting hole connected by the shaft pin

The working principle is as follows: this convertible pneumatic furnace gate of slagging tap, open furnace gate 10 during operation, the shortening of the telescopic link through pneumatic cylinder 7 drives linking arm 6 upwards to rotate, linking arm 6 drives pivot 5 clockwise rotation after that, first swing arm 13 that is located in pivot 5 drives furnace gate 10 with second swing arm 14 simultaneous upward movement and overturns, make when furnace gate 10 break away from the inboard towards the top of realizing furnace gate 10 behind the slag notch completely, help slag furnace gate operation after the certain time like this, the staff of being convenient for changes the inboard sealing washer 21 of furnace gate 10, guarantee the leakproofness between furnace gate and the slag notch.

The above disclosure is only for the specific embodiments of the present invention, however, the embodiments of the present invention are not limited thereto, and any changes that can be considered by those skilled in the art should fall into the protection scope of the present invention.

Claims

1. The utility model provides a convertible pneumatic furnace gate of slagging tap which characterized in that: comprises a furnace body (1), a slag hole (20) is arranged on the side surface of the lower part of the furnace body (1), a furnace door (10) is arranged on the slag hole (20), bearing seats (4) are fixed on the two sides of the furnace door (10) on the side surface of the furnace body (1), a rotating shaft (5) is installed between the two bearing seats (4), a connecting arm (6) is fixed at the middle end of the rotating shaft (5) in a welding way, a hydraulic cylinder (7) is fixed at the upper part of the furnace body (1) in a hinged way, a U-shaped connecting seat (8) is fixed at the end part of a telescopic rod of the hydraulic cylinder (7), the U-shaped connecting seat (8) is fixedly connected with the other end of the connecting arm (6) in a hinged way through a hinged shaft (9), the utility model discloses a furnace door support device, including pivot (5), first support steel ladder (2) and second support steel ladder (3), pivot (5) go up with a tip that first support steel ladder (2) are neighbouring is fixed with first swing arm (13), pivot (5) go up with a tip that second support steel ladder (3) are neighbouring is fixed with second swing arm (14), be fixed with first supporting seat (11), second supporting seat (12) on the lateral surface of furnace door (10), the below position department that lies in bearing frame (4) on first support steel ladder (2) is fixed with third supporting seat (15), the below position department that lies in bearing frame (4) on second support steel ladder (3) is fixed with fourth supporting seat (16), install first spacing snap ring (17) through spacing sliding shaft (19) on third supporting seat (15), install second spacing snap ring (18) through spacing sliding shaft (19) on fourth supporting seat (16), the other end of first swing arm (13), second swing arm (13), The other end of the first limiting snap ring (17) is hinged and fixedly connected with the first supporting seat (11) through a shaft pin, and the other end of the second swinging arm (14) and the other end of the second limiting snap ring (18) are hinged and fixedly connected with the second supporting seat (12) through a shaft pin.

2. The turnover pneumatic slag-tapping furnace door as claimed in claim 1, wherein said U-shaped connecting seat (8) and said connecting arm (6) are respectively provided with a limiting shaft hole for mounting said hinge shaft (9).

3. The turnover pneumatic slag tapping furnace door as claimed in claim 1, wherein the first limit snap ring (17) and the second limit snap ring (18) are provided with limit slide holes for the limit slide shaft (19) to slide back and forth.

4. The turnover pneumatic tapping oven door as claimed in claim 1, characterised in that the inside of said oven door (10) is provided circumferentially with a sealing ring (21).

5. The turnover pneumatic tapping oven door as claimed in claim 4, characterised in that said sealing ring (21) is a ceramic fibre sealing ring.

6. The turnover pneumatic slag discharging oven door according to claim 1, wherein the first support seat (11), the second support seat (12), the first swing arm (13), the second swing arm (14), the first limit snap ring (17) and the second limit snap ring (18) are respectively provided with a shaft pin mounting hole connected by the shaft pin.