CN214620651U

CN214620651U - Pneumatic opening and closing device suitable for aluminum liquid flow hole

Info

Publication number: CN214620651U
Application number: CN202120213328.7U
Authority: CN
Inventors: 刘兆丰; 李世一; 刘杰; 王军伟; 闫帅杰
Original assignee: Henan Mingtai Technology Development Co ltd
Current assignee: Henan Mingtai Technology Development Co ltd
Priority date: 2021-01-26
Filing date: 2021-01-26
Publication date: 2021-11-05
Anticipated expiration: 2031-01-26

Abstract

The utility model relates to a pneumatic opening and closing device suitable for an aluminum liquid flow hole, which comprises a furnace wall, a flow hole brick and a flow groove, wherein the furnace wall is provided with an upper hinge seat and a lower hinge seat; a swing frame is hinged on the upper hinge seat, a telescopic cylinder is hinged in the middle of the swing frame, a piston rod of the telescopic cylinder is hinged on the lower hinge seat, a guide plate is arranged below the lower hinge seat, and the guide plate is bent twice to respectively form a vertical section and an inclined section; the lower part of the swing frame is hinged with a drill rod, the rear end of the drill rod is provided with a balancing weight, the front end of the drill rod is connected with a plug after being bent horizontally, and the plug is inserted into the drill block to be plugged; the drill rod is further provided with a guide frame, and the top end of the guide frame slides along the inclined section to ensure that the plug is aligned with the flow hole brick. The utility model discloses an automatic control mode drives the end cap action, only can realize opening and close of convection current eye brick stream eye through telescopic cylinder, has improved personnel's security greatly.

Description

Pneumatic opening and closing device suitable for aluminum liquid flow hole

Technical Field

The utility model relates to a metal smelting equipment technical field especially relates to a pneumatic device that opens and shuts suitable for aluminium liquid flowing hole.

Background

In the metal smelting industry, a smelting furnace is important equipment in the process of processing metal materials, a runner brick is arranged in the furnace, a launder is arranged outside the furnace, the runner brick corresponds to a chute, and metal is melted from a solid state to a liquid state in the furnace, flows into the launder through the runner brick and flows to a specified position through the launder.

Adopt the bore of flowing of bore bit convection eye brick to carry out the shutoff often in order to avoid aluminium liquid to flow out smelting, and the shutoff of bore bit convection eye is mostly artifical stifled flow, and the manual work wedges the bore bit in flowing, and the bore bit is difficult to be adjusted well with flowing when artifical wedging to take place the damage, the dynamics of artifical wedging in addition is not enough, causes to flow bore department bore bit cover and beats not tightly, and high temperature aluminium liquid leaks easily.

Correspondingly, when the flow holes are opened manually, because the pressure in the furnace is high and the temperature of molten aluminum is high, once the flow holes are opened, high-temperature liquid is ejected, and great potential safety hazards exist when workers around the flow holes are not protected in place. Therefore, the pneumatic opening and closing device suitable for the aluminum liquid flow hole is provided.

Disclosure of Invention

The utility model discloses a solve the problem that traditional manual work was opened and close and is flowed the eye and easily exist the safety risk, provide a pneumatic device that opens and shuts suitable for aluminium liquid stream eye, realize opening and close of flowing the eye through automatic mode, guaranteed personnel's safety.

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

a pneumatic opening and closing device suitable for an aluminum liquid flow hole comprises a furnace wall, a flow hole brick and a flow groove, wherein an upper hinge seat and a lower hinge seat are arranged on the furnace wall, and the upper hinge seat, the lower hinge seat, the flow hole brick and the flow groove are sequentially and correspondingly arranged from top to bottom;

a swing frame is hinged on the upper hinge seat, a telescopic cylinder is hinged in the middle of the swing frame, a piston rod of the telescopic cylinder is hinged on the lower hinge seat, a guide plate is arranged below the lower hinge seat, and the guide plate is bent twice to respectively form a vertical section and an inclined section;

the lower part of the swing frame is hinged with a drill rod, the rear end of the drill rod is provided with a balancing weight, the front end of the drill rod is connected with a plug after being bent horizontally, and the plug is inserted into the drill block to be plugged;

the drill rod is further provided with a guide frame, and the top end of the guide frame slides along the inclined section to ensure that the plug is aligned with the flow hole brick.

Furthermore, the swinging frame comprises an upper frame body, a lower frame body and a connecting plate, wherein the upper frame body is hinged to the upper hinge seat, the upper frame body and the lower frame body are arranged in a straight line shape, and the upper frame body and the lower frame body are connected through the connecting plate.

Further, the telescopic cylinder is fixedly sleeved with an upper enclosing frame, the middle of the upper enclosing frame is sleeved on the telescopic cylinder in a rectangular shape, and two ends of the upper enclosing frame are hinged to the connecting plate in an axial shape.

Furthermore, the drill rod is in the shape of a round rod, the drill rod is detachably connected with a lower enclosing frame, the middle of the lower enclosing frame is annularly sleeved on the drill rod, and two ends of the lower enclosing frame are hinged to the lower frame body in a shaft shape.

Furthermore, the lower surrounding frame is connected with the drill rod through a bolt, and a limiting plate is further arranged on the lower surrounding frame;

adjusting bolts are arranged on two sides of the lower frame body respectively, the head of each adjusting bolt is spaced from a limiting plate, and the limiting plate abuts against the head of each adjusting bolt to limit the rotation angle of the drill rod.

Furthermore, the vertical section and the inclined section are integrally formed, the vertical section and the furnace wall are arranged in parallel, and the guide frame abuts against the inclined section.

Through the technical scheme, the beneficial effects of the utility model are that:

the utility model has the advantages of reasonable design, adopt automatic control mode, drive the end cap action through telescopic cylinder, only can realize opening and close of convection current eye brick stream eye, open and close operation convenient and fast more of stream eye, the security when metal liquid is released has also been promoted simultaneously greatly.

The utility model discloses a telescopic cylinder cooperation electromagnetic directional valve is controlled, comes the degree that compresses tightly of control eye department end cap according to the stroke of cylinder, and very big avoided artifical dynamics of holing is not enough, and the untight problem is beaten to the end cap cover, also can avoid aluminium liquid to spray and go out the potential safety hazard of bringing during the releasing.

Drawings

Fig. 1 is a schematic view of the overall structure of a pneumatic opening and closing device suitable for an aluminum liquid flow hole of the present invention.

Fig. 2 is a sectional view of the installation of the telescopic cylinder and the swing frame of the pneumatic opening and closing device for the aluminum liquid flow hole of the present invention.

Fig. 3 is a sectional view of the installation of the drill rod and the swing frame of the pneumatic opening and closing device for the aluminum liquid flow hole of the present invention.

The reference numbers in the drawings are as follows: 1 is the oven, 2 is the eye brick, 3 is the chute, 4 is last articulated seat, 5 is articulated seat down, 6 is the swing frame, 61 is last framework, 62 is lower framework, 63 is the connecting plate, 7 is telescopic cylinder, 8 is the deflector, 81 is vertical section, 82 is the slope section, 9 is the drill rod, 10 is the balancing weight, 11 is the end cap, 12 is the leading truck, 13 is the frame that encloses on, 14 is the frame that encloses down, 15 is the limiting plate, 16 is adjusting bolt.

Detailed Description

The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings:

as shown in figures 1-3, the pneumatic opening and closing device suitable for the aluminum liquid flow hole comprises a furnace wall 1, flow hole bricks 2 and a flow groove 3, wherein the flow hole bricks 2 are communicated with the inside and the outside of the furnace wall 1, the flow hole bricks 2 correspond to the flow groove 3 in position, an upper hinged seat 4 and a lower hinged seat 5 are arranged on the furnace wall 1, and the upper hinged seat 4, the lower hinged seat 5, the flow hole bricks 2 and the flow groove 3 are sequentially and correspondingly arranged from top to bottom.

In this embodiment, it has swing frame 6 to articulate on articulated seat 4, swing frame 6 middle part articulates there is telescopic cylinder 7, telescopic cylinder 7's piston rod articulates articulated seat 5 is last down, through telescopic cylinder 7 as the drive, can drive articulated seat 4 more than swing frame 6 for pin joint, reciprocating swing.

In order to plug the eye-flow brick 2, the lower part of the swinging frame 6 is hinged with a drill rod 9, the drill rod 9 is in a round rod shape, the rear end of the drill rod 9 is provided with a balance weight 10, the front end of the drill rod 9 is horizontally bent and then connected with a plug 11, the plug 11 is inserted into the eye-flow brick 2 for plugging, and the plug 11 can be driven to be inserted into the eye-flow brick 2 or pulled out of the eye-flow brick 2 through the reciprocating swinging of the swinging frame 6.

In actual operation, in order to control the telescopic cylinder 7 conveniently, the electromagnetic directional valve is further arranged in the embodiment, the electromagnetic directional valve can control the action of the telescopic cylinder 7, and when a piston rod of the telescopic cylinder 7 extends out, the plug 11 is driven to be pulled out of the eye brick 2; when the piston rod of the telescopic cylinder 7 retracts, the plug 11 is driven to be inserted into the flow hole of the flow hole brick 2, and therefore plugging is achieved.

In order to ensure the accuracy of inserting the plug 11 into the eyelet in the eyelet brick 2, a guide plate 8 is arranged below the lower hinge seat 5, the guide plate 8 is bent twice to respectively form a vertical section 81 and an inclined section 82, the vertical section 81 and the furnace wall 1 are arranged in parallel, and the vertical section 81 and the inclined section 82 are integrally formed;

the drill rod 9 is further provided with a guide frame 12, the guide frame 12 abuts against the inclined section 82, and the top end of the guide frame 12 slides along the inclined section 82 to ensure that the plug 11 is aligned with the drift hole brick 2.

When the piston rod of the telescopic cylinder 7 retracts, the plug 11 is gradually close to the eye-flow brick 2, and then the guide frame 12 abuts against the guide plate 8 and slides downwards along the guide plate 8, so that the plug 11 is aligned to the eye-flow position of the eye-flow brick 2, and the accuracy and the tightness of plugging are guaranteed.

In order to facilitate the installation of the telescopic cylinder 7 and the swing frame 6, the swing frame 6 includes an upper frame 61, a lower frame 62 and a connecting plate 63, the upper frame 61 is hinged on the upper hinge seat 4, the upper frame 61 and the lower frame 62 are arranged in a straight line, the upper frame 61 and the lower frame 62 are connected through the connecting plate 63, that is, the connecting plate 63 connects the upper frame 61 and the lower frame 62 into a whole through bolts.

Specifically, fixed cover is equipped with on telescopic cylinder 7 and encloses frame 13, on enclose frame 13 middle part and be the rectangle form cover on telescopic cylinder 7, on enclose frame 13 both ends and be the axle form and articulate on connecting plate 63, and then telescopic cylinder 7 can be equivalent to swing 6 circumferential rotations of frame.

In order to facilitate the installation of the drill rod 9 and the swing frame 6, the drill rod 9 is detachably connected with a lower enclosing frame 14, the middle part of the lower enclosing frame 14 is annularly sleeved on the drill rod 9, the lower enclosing frame 14 is connected with the drill rod 9 through a bolt, two ends of the lower enclosing frame 14 are hinged on a lower frame body 62 in a shaft shape, and then the drill rod 9 can rotate in a circle corresponding to the swing frame 6.

In order to limit the rotation angle of the drill rod 9, a limiting plate 15 is further arranged on the lower enclosing frame 14, and the limiting plate 15 rotates along with the lower enclosing frame 14;

adjusting bolts 16 are respectively arranged on two sides of the lower frame body 62, nuts are connected to the adjusting bolts 16, the adjusting bolts 16 can be fixed on the lower frame body 62 through cooperation of the adjusting bolts 16 and the nuts, and the head of each adjusting bolt 16 is spaced from the limiting plate 15.

When the limiting plate 15 rotates, when the limiting frame abuts against the head of the adjusting bolt 16, the rotation angle of the drill rod 9 is limited, the extension length of the head of the adjusting bolt 16 can be adjusted according to requirements, the spacing distance between the head of the adjusting bolt 16 and the limiting plate 15 is adjusted, and the rotation angle of the drill rod 9 is limited.

The utility model discloses an automated control adopts the electromagnetic directional valve to control telescopic cylinder 7, and the degree that compresses tightly of control flow eye department end cap 11 is come according to telescopic cylinder 7's stroke, has avoided artifical the hole of beating to beat the problem of the potential safety hazard that aluminium liquid sprays and go out and bring when not tightly reaching the hole of beating.

During specific operation, when the temperature of the molten metal in the hearth reaches the qualified temperature and drainage is needed, the electromagnetic directional valve is controlled to enable the telescopic cylinder 7 to slowly act, and then the plug 11 pulls out the flow hole and opens the flow hole, so that the molten metal in the hearth can be slowly opened for drainage;

after the high-temperature liquid in the hearth is completely emptied, the electromagnetic directional valve is controlled to enable the telescopic cylinder 7 to act, the plug 11 is driven to be inserted into the flow hole, the flow hole can be plugged, liquid leakage is avoided, and safety of personnel and equipment is guaranteed to a great extent.

The above-mentioned embodiments are merely preferred embodiments of the present invention, and not intended to limit the scope of the present invention, so that equivalent changes or modifications made by the structure, features and principles of the present invention should be included in the claims of the present invention.

Claims

1. A pneumatic opening and closing device suitable for an aluminum liquid flow hole comprises a furnace wall (1), flow hole bricks (2) and a flow groove (3), and is characterized in that an upper hinge seat (4) and a lower hinge seat (5) are arranged on the furnace wall (1), and the upper hinge seat (4), the lower hinge seat (5), the flow hole bricks (2) and the flow groove (3) are sequentially and correspondingly arranged from top to bottom;

a swing frame (6) is hinged on the upper hinge seat (4), a telescopic cylinder (7) is hinged in the middle of the swing frame (6), a piston rod of the telescopic cylinder (7) is hinged on the lower hinge seat (5), a guide plate (8) is arranged below the lower hinge seat (5), and the guide plate (8) is bent twice to form a vertical section (81) and an inclined section (82) respectively;

a drill rod (9) is hinged to the lower portion of the swing frame (6), a balancing weight (10) is arranged at the rear end of the drill rod (9), a plug (11) is connected to the front end of the drill rod (9) after the drill rod is bent horizontally, and the plug (11) is inserted into the eye-flow brick (2) for plugging;

the drill rod (9) is further provided with a guide frame (12), and the top end of the guide frame (12) slides along the inclined section (82) to ensure that the plug (11) is aligned with the drill hole brick (2).

2. The pneumatic opening and closing device for the aluminum liquid flow hole is characterized in that the swinging frame (6) comprises an upper frame body (61), a lower frame body (62) and a connecting plate (63), the upper frame body (61) is hinged on the upper hinge seat (4), the upper frame body (61) and the lower frame body (62) are arranged in a straight line, and the upper frame body (61) and the lower frame body (62) are connected through the connecting plate (63).

3. The pneumatic opening and closing device suitable for the aluminum liquid eyelet according to claim 2, wherein an upper surrounding frame (13) is fixedly sleeved on the telescopic cylinder (7), the middle part of the upper surrounding frame (13) is sleeved on the telescopic cylinder (7) in a rectangular shape, and two ends of the upper surrounding frame (13) are hinged on the connecting plate (63) in a shaft shape.

4. The pneumatic opening and closing device suitable for the aluminum liquid flow hole is characterized in that the drill rod (9) is in a round rod shape, a lower enclosing frame (14) is detachably connected to the drill rod (9), the middle of the lower enclosing frame (14) is annularly sleeved on the drill rod (9), and two ends of the lower enclosing frame (14) are hinged to the lower frame body (62) in a shaft shape.

5. The pneumatic opening and closing device suitable for the aluminum liquid flow hole is characterized in that the lower surrounding frame (14) is connected with the drill rod (9) through a bolt, and a limiting plate (15) is further arranged on the lower surrounding frame (14);

adjusting bolts (16) are respectively arranged on two sides of the lower frame body (62), the head portions of the adjusting bolts (16) are spaced from the limiting plate (15), and the limiting plate (15) abuts against the head portions of the adjusting bolts (16) to limit the rotating angle of the drill rod (9).

6. A pneumatic opening and closing device suitable for an aluminium liquid flow eye according to claim 1, characterized in that the vertical section (81) and the inclined section (82) are formed integrally, the vertical section (81) and the furnace wall (1) are arranged in parallel, and the guide frame (12) abuts against the inclined section (82).