CN102564119B - Pressing device of swinging arms of cylinder of furnace door - Google Patents
Pressing device of swinging arms of cylinder of furnace door Download PDFInfo
- Publication number
- CN102564119B CN102564119B CN201210017171.6A CN201210017171A CN102564119B CN 102564119 B CN102564119 B CN 102564119B CN 201210017171 A CN201210017171 A CN 201210017171A CN 102564119 B CN102564119 B CN 102564119B
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- cylinder
- push
- crank
- pressing device
- transmission handle
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Abstract
The invention relates to a pressing device of swinging arms of a cylinder of a furnace door. The pressing device comprises four cylinder pressing devices which are uniformly distributed at the upper ends and the lower ends of vertical columns at the left side and the right side of the furnace door; each cylinder pressing device mainly comprises a cylinder supporting frame, a cylinder base, a tail double-lug type cylinder, a transmission handle, a rod, a furnace door sealing base, a crank, a pin shaft and a push-pull block; the tail double-lug type cylinder is vertically arranged and is welded on the cylinder supporting frame by the cylinder base; a cylinder piston is connected with the transmission handle capable of rotating in the vertical plane by a joint bearing; the transmission handle is connected with the rod which is arranged in the horizontal direction and can rotate in the furnace-door sealing base through a key; the other end of the rod is connected with the crank by another key; the other end of the crank is connected with the pin shaft which is arranged in the horizontal direction; the pin shaft is movably connected with the push-pull block and can be pushed and pulled in the push-pull block; and the push-pull block is fixedly connected with the furnace door. The swinging angle of the cylinder is adjusted automatically according to the length of a piston rod, the air pressure amount and the length of a crank lever, and simultaneously the heat influence of flame and hot wave spraying on the cylinder can be reduced.
Description
Technical field
The present invention relates to trolley heating furnace fire door equipment, be specially a kind of pressing device of swinging arms of cylinder of furnace door that compresses or unclamp fire door by the synchronous drive link of cylinder.
Background technology
For current trolley heating furnace fire door hold-down mechanism, if adopt the flexible pressing device of swinging arms of cylinder of furnace door of single armed horizontal direction, not only cylinder piston rod is long, longer just stressed larger at the arm of force that extends back piston, piston rod causes that because extending thereby cantilever design causes local friction between piston and cylinder to increase, and has seriously shortened the cylinder operation life-span.And because two cylinders are distributed in fire door both sides, pressure point distributes may cause that fire door and doorframe do not press tightly less, can cause Lou fire to cause thermal loss and reduce service life of chain.The flexible pressing device of swinging arms of cylinder of furnace door of this horizontal direction also exists and fire door cannot be pushed back and unclamps, but controls oneself after swinging out and promote by fire door.Therefore, not only profile is not attractive in appearance and efficiency is low for this out-of-date methods, and can cause that when fire door rollback promotes, the axis of guide is blocked and causes that fire door cannot promote by the gathering sill on column, the accidents such as sprocket wheel tooth bar grinds off in serious may occurring, the fracture of shaft coupling nylon rod.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of pressing device of swinging arms of cylinder of furnace door, can carry out adjusting cylinders pendulum angle voluntarily according to piston rod length, amount of gas pressure and crank levers length, meanwhile, can reduce flame and the heat affecting of heat wave ejection to cylinder.
The present invention solves the problems of the technologies described above adopted technical scheme to be:
A pressing device of swinging arms of cylinder of furnace door, is characterized in that: comprise four air-cylinder compressing devices that are distributed on column side, fire door left and right sides upper-lower position; Described air-cylinder compressing device mainly comprises cylinder bracket, air cylinder base, afterbody dual-lug type air cylinder, transmission handle, bar, oven door sealing base, crank, bearing pin, push-and-pull piece; Described afterbody dual-lug type air cylinder vertically arranges and is welded on cylinder bracket by air cylinder base, cylinder piston is connected with the transmission handle that can rotate in perpendicular by oscillating bearing, the bar that transmission handle is connected horizontal direction setting and can be rotated in oven door sealing base by key; The other end of bar is connected with crank by another key, and the Plane of rotation of crank parallels with the vertical Plane of rotation of transmission handle, and transmission handle and crank are 90 ° of layouts; The other end of crank connects the bearing pin that horizontal direction arranges, and bearing pin is flexibly connected with push-and-pull piece and can in push-and-pull piece, to it, carries out push pull maneuver, and push-and-pull piece is fixedly connected with fire door, and bearing pin guider is set on push-and-pull piece.
Four one of common configurations of cylinder can guarantee the solenoid directional control valve of action simultaneously.
It is uniform and for the guide plate to bearing pin guiding that described bearing pin guider is that four of arranging on push-and-pull piece are 60 ° of angles.
The cylinder piston throw of lever compresses length according to fire door and determines.
The cylinder piston rod when compressing being contained on air cylinder base extends, by oscillating bearing, promoting transmission handle rotates, transmission handle drives the bar that key is housed to rotate in oven door sealing base, the crank that the opposite side of bar is equipped with key comes push-and-pull piece on fire door to realize and compressing by the bearing pin on crank, unclamps action in contrast.Hold down gag is arranged on fire door left and right sides column totally four positions up and down, guarantees the smooth and easy compression of fire door or unclamps.Cylinder distribution column side can reduce the heat affecting of flame ejection to cylinder simultaneously.
Due to this device be when mounted by cylinder piston rod extend surplus capacity, atmospheric pressure value regulates transmission handle pendulum angle and compression degree, at fire door, in compacted or release process, by four cylinders of electromagnetic switch valve regulation, moves to accomplish the synchronism that compresses or unclamp simultaneously.
Accompanying drawing explanation:
Fig. 1: according to pressing device of swinging arms of cylinder of furnace door structural representation of the invention process;
Fig. 2: the i.e. left view of Fig. 1;
Wherein, cylinder bracket 1, air cylinder base 2, afterbody dual-lug type air cylinder 3, oscillating bearing 4, transmission handle 5, bar 6, key 7, lubricating cup 8, oven door sealing base 9, crank 10, bearing pin 11, push-and-pull piece 12, fire door 13, guide plate 14.
The specific embodiment:
As illustrated in fig. 1 and 2, a kind of pressing device of swinging arms of cylinder of furnace door disclosed by the invention, comprise four air-cylinder compressing devices that are distributed on column side, fire door left and right sides upper-lower position, and the upper and lower side of each heel post is all arranged an air-cylinder compressing device, described air-cylinder compressing device mainly comprises cylinder bracket 1, air cylinder base 2, afterbody dual-lug type air cylinder 3, transmission handle 5, bar 6, oven door sealing base 9, crank 10, bearing pin 11, push-and-pull piece 12; Described afterbody dual-lug type air cylinder 3 vertically arranges and is welded on cylinder bracket 1 by air cylinder base 2, cylinder piston is connected with the transmission handle 5 that can rotate in perpendicular by oscillating bearing 4, and transmission handle 5 connects horizontal direction settings and can be at the bar 6 of oven door sealing base 9 interior rotations by key 7; The other end of bar 6 is connected with crank 10 by another key 7, and the Plane of rotation of crank 10 parallels with the vertical Plane of rotation of transmission handle 5, and transmission handle 5 is 90 ° of layouts with crank 10; The other end of crank 10 connects the bearing pin 11 that horizontal direction arranges, and bearing pin 11 is flexibly connected with push-and-pull piece 12, and push-and-pull piece 12 is fixedly connected with fire door, arranges four and be the uniform steel plate 14 of 60 ° of angles and lead when to bearing pin 11 lifting on push-and-pull piece 12.
As illustrated in fig. 1 and 2, according to guaranteeing that fire door compresses length and determines the cylinder piston throw of lever, fire door is when compressing or unclamping, and piston rod stroke is greater than the distance that fire door action needs, to facilitate the amplitude that regulates fire door to compress or unclamp.And when fire door rises or decline, push-and-pull piece 12 upper steel plates 14 play the guide effect to bearing pin 11, fire door is unclamped or compress thereby bearing pin 11 carries out push pull maneuver to it in push-and-pull piece 12.
When piston elongates or shortens, by transmission handle 5 driven rods 6 in the interior rotation of oven door sealing base 9, the crank 10 that the other end of bar 6 drives by another key 7 rotates, the action that swings back and forth that the crank 10 that bearing pin 11 is housed just carries out fore-and-aft direction compression or unclamps the push-and-pull piece 12 being welded on fire door 13 under piston rod flexible, realizes the compression of fire door 13 or unclamps.On oven door sealing base 9, install lubricating cup 8, and lubricated once to lubricating cup 8 apply oils every a week.
Above disclosed is only preferred embodiment of the present invention, certainly can not limit with this interest field of the present invention, and the equivalence of therefore doing according to the present patent application the scope of the claims changes, and still belongs to protection scope of the present invention.
Claims (4)
1. a pressing device of swinging arms of cylinder of furnace door, is characterized in that: comprise four air-cylinder compressing devices that are distributed on column upper and lower side position, the fire door left and right sides; Described air-cylinder compressing device mainly comprises cylinder bracket, air cylinder base, afterbody dual-lug type air cylinder, transmission handle, bar, oven door sealing base, crank, bearing pin, push-and-pull piece; Described afterbody dual-lug type air cylinder vertically arranges and is welded on cylinder bracket by air cylinder base, cylinder piston is connected with the transmission handle that can rotate in perpendicular by oscillating bearing, the bar that transmission handle is connected horizontal direction setting and can be rotated in oven door sealing base by key; The other end of bar is connected with crank by another key, and the Plane of rotation of crank parallels with the vertical Plane of rotation of transmission handle, and transmission handle and crank are 90 ° of layouts; The other end of crank connects the bearing pin that horizontal direction arranges, and bearing pin is flexibly connected with push-and-pull piece and can in push-and-pull piece, to it, carries out push pull maneuver, and push-and-pull piece is fixedly connected with fire door, and bearing pin guider is set on push-and-pull piece.
2. pressing device of swinging arms of cylinder of furnace door according to claim 1, is characterized in that: four cylinders all configure and can guarantee the solenoid directional control valve of action simultaneously.
3. pressing device of swinging arms of cylinder of furnace door according to claim 1 and 2, is characterized in that described bearing pin guider is that four of arranging on push-and-pull piece are 60 ° of angles uniform and for the guide plate to bearing pin guiding.
4. pressing device of swinging arms of cylinder of furnace door according to claim 3, is characterized in that: the cylinder piston throw of lever compresses length according to fire door and determines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210017171.6A CN102564119B (en) | 2012-01-18 | 2012-01-18 | Pressing device of swinging arms of cylinder of furnace door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210017171.6A CN102564119B (en) | 2012-01-18 | 2012-01-18 | Pressing device of swinging arms of cylinder of furnace door |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102564119A CN102564119A (en) | 2012-07-11 |
| CN102564119B true CN102564119B (en) | 2014-04-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210017171.6A Expired - Fee Related CN102564119B (en) | 2012-01-18 | 2012-01-18 | Pressing device of swinging arms of cylinder of furnace door |
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| Country | Link |
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| CN (1) | CN102564119B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102788512B (en) * | 2012-07-30 | 2014-07-02 | 西安理工大学 | Furnace door seal device |
| CN107447078B (en) * | 2017-09-05 | 2024-01-23 | 国网河南省电力公司三门峡供电公司 | Vacuum annealing furnace door structure adopting upper opening air-entraining dynamic seal |
| CN110487078A (en) * | 2019-09-10 | 2019-11-22 | 中健省力(天津)工业炉有限公司 | A kind of split fire door of novel link type |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5217369A (en) * | 1992-05-28 | 1993-06-08 | Micron Techology, Inc. | Atmospheric furnace door counterbalance |
| IT1315701B1 (en) * | 2000-05-31 | 2003-03-18 | Borli Engineering Spa | AUTOMATIC DOOR FOR MOLDED METAL MAINTENANCE OVEN |
| JP2009216257A (en) * | 2008-03-07 | 2009-09-24 | Kyoshin Engineering:Kk | Inert gas atmosphere furnace device |
| CN201497372U (en) * | 2009-09-18 | 2010-06-02 | 苏州新长光热能科技有限公司 | Pneumatic flow blockage device |
| CN201785457U (en) * | 2010-07-13 | 2011-04-06 | 斯坦因（上海）工业炉有限公司 | Clamping device for discharging furnace door of heating furnace |
| CN201764821U (en) * | 2010-07-30 | 2011-03-16 | 武汉聚智达工业炉有限公司 | Industrial heating furnace with cylinder-pressing side-sealing system |
| CN202056904U (en) * | 2011-05-09 | 2011-11-30 | 无锡市华东电力设备有限公司 | Double-sealing hot air insulating door with single-latch-plate door plank |
| CN202485446U (en) * | 2012-01-18 | 2012-10-10 | 中冶南方(武汉)威仕工业炉有限公司 | Air cylinder pressing device for furnace door |
-
2012
- 2012-01-18 CN CN201210017171.6A patent/CN102564119B/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN102564119A (en) | 2012-07-11 |
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