CN101775951B - Dual-chain isolating door - Google Patents
Dual-chain isolating door Download PDFInfo
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- CN101775951B CN101775951B CN200910264741XA CN200910264741A CN101775951B CN 101775951 B CN101775951 B CN 101775951B CN 200910264741X A CN200910264741X A CN 200910264741XA CN 200910264741 A CN200910264741 A CN 200910264741A CN 101775951 B CN101775951 B CN 101775951B
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Abstract
The invention relates to a dual-chain isolating door, which adopts a technical scheme that: a door plate can be lifted and moved in a door frame; a lifting chain wheel and a locking chain wheel are arranged on a power transmission mechanism; a lifting chain is respectively arranged on the left and right sides of the door plate; a slide locking frame is arranged on the door plate; a locking chain is respectively arranged on the left and right sides of the slide locking frame; the door plate and the slide locking frame are driven to be lifted by the lifting chain wheel and the locking chain wheel; and the door plate and the slide locking frame are locked by arranging a sealing steel plate member on the lower part of the door frame. Because the dual-chain isolating door has an ingenious and reasonable structure and only adopts a set of electric reducing gears to open and close the door plate and lock and release a sealing and locking device, the using cost is reduced; because an electric circuit is simple, the isolating door is quickly opened and closed, and has high working efficiency, easy operation and control, and convenient maintenance and repairing; and because sealing and locking pressure points are uniformly distributed and the locking pressure can be adjusted, the sealing property is effectively improved and the service life of the isolating door is prolonged.
Description
Technical field
The present invention relates to the auxiliary equipment on a kind of boiler, specifically a kind of dual-chain isolating door that is applied in the hot and cold ducting system on the boiler.
Background technology
Isolated door is the important auxiliary equipment on the boiler, and being mainly used in needs to turn-off isolated occasion in the hot and cold ducting system on the boiler.Current electronic isolated door all has doorframe, door-plate, electric operator two covers, seal-locking mechanism, electrical control cabinet.Parts such as cam, connecting rod are arranged in the sealing mechanism, cam compress two sides (upper and lower two sides or left and right two sides) that a little generally are distributed in door-plate.Other two sides are exerted pressure to sealing member material by the rigidity of door-plate.At closing time, drive by one group of electric operator and to close after door-plate moves, stop when arriving fastening position; Drive sealing-locking device by another group electric operator again and come lock sealing spare, seal stops when arriving the position that seals.During unlatching, same unclamp sealing-locking device by the one group of electric operator in back earlier, stop after unclamping sealing; And then, make door-plate reach the purpose of unlatching by about the last group of electric operator lifting door-plate.Such plant machinery structure and electric wiring are all comparatively complicated, and the seal point skewness, leak easily, and sealing effectiveness is not very desirable.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art, provide a kind of structure ingenious rationally, electric wiring is simple, and high efficiency is controlled easily, the dual-chain isolating door of easy to maintenance and good sealing effect.
According to technical scheme provided by the invention, described dual-chain isolating door comprises doorframe and door-plate, and door-plate is arranged in the doorframe, door-plate can be in doorframe lifting moving, doorframe top is equipped with the bar shaped guide strip in the both sides, forms gathering sill; It is characterized in that described dual-chain isolating door also comprises power drive mechanism and retaining mechanism;
Power drive mechanism comprises motor reducer, Left Drive assembly and right transmission component, and motor reducer links to each other with right transmission component with the Left Drive assembly respectively, drives their runnings, is respectively equipped with lifting sprocket wheel and locking sprocket wheel on the left and right transmission component;
Retaining mechanism comprises sealing steel plate member and slide-and-lock framework, and the sealing steel plate member is arranged on the doorframe bottom, and the slide-and-lock framework is installed on the door-plate, is integral structure, can relatively move between slide-and-lock framework and the door-plate;
Be separately installed with elevating chain on the left and right side of door-plate, elevating chain is meshed with the lifting sprocket wheel, be separately installed with the locking chain on the left and right side of slide-and-lock framework, the locking chain is meshed with the locking sprocket wheel, and door-plate and slide-and-lock framework drive lifting by lifting sprocket wheel and locking sprocket wheel;
The length of described elevating chain is shorter than the locking chain, door-plate drops to its bottom and touches doorframe when bottom, lifting sprocket wheel and elevating chain break away from engagement, the locking sprocket wheel keeps engagement and drives the slide-and-lock framework with the locking chain continuing descending, on the slide-and-lock framework locking wedge block is installed, when the slide-and-lock framework was descending, locking wedge block was pressed on the sealing steel plate member.
Described Left Drive assembly and right transmission component comprise transmission worm screw, worm gear, rotating shaft, lifting sprocket wheel and locking sprocket wheel respectively, and the output shaft of motor reducer is connected with transmission worm screw concentric in the left and right transmission component; The transmission worm and wheel is meshed, and is connected with the rotating shaft of concentric on the central axis of worm gear, and lifting sprocket wheel and locking sprocket wheel are installed in the rotating shaft.
As a further improvement on the present invention, the pressure that depth-adjustment is installed on the described sealing steel plate member is adjusted bolt, and pressure is adjusted bolt and evenly distributed on circumference; Sliding tray is installed on the door-plate, the slide-and-lock frame assembled is the also vertically opposite slip of energy in sliding tray, slide-and-lock framework and door-plate connect as one the formula structure, and it is corresponding one by one that the locking wedge block on the slide-and-lock framework and the pressure of sealing on the steel plate member are adjusted bolt.
As a further improvement on the present invention, described door-plate top is equipped with the location and regulates bolt, and the slide-and-lock framework contacts the location and regulates bolt when rising.
As a further improvement on the present invention, the bottom of described door-plate is equipped with roller.
As a further improvement on the present invention, offer peep-hole on the described sealing steel plate member.
As a further improvement on the present invention, the rear surface of described door-plate is provided with seal.
The present invention compared with prior art, advantage is: structure is ingenious rationally, only adopts the electronic deceleration device of a cover promptly to finish the unlatching of door-plate, close and locking, the release function of sealing-locking device, has reduced use cost; Electric wiring is simple, and isolated door is opened, closed rapidly, and high efficiency is operated control easily, and the dimension Maintenance and Repair are convenient; Dense block presses the force and is evenly distributed and locks adjustable in pressure, has improved sealing performance effectively, has prolonged the application life of isolated door.
Description of drawings
Fig. 1 is in the opening schematic diagram for the door-plate among the present invention.
Fig. 2 is in the closed condition schematic diagram for the door-plate among the present invention.
Fig. 3 is the side direction office sectional view of Fig. 2.
Fig. 4 is the A portion enlarged diagram among Fig. 3.
Description of reference numerals: 1-doorframe, the 2-door-plate, 3-slide-and-lock framework, the 4-locking wedge block, the right transmission component of 5-, the 6-motor reducer, the 7-shaft coupling, 8-transmission worm screw, the 9-support, 10-seals steel plate member, 11-pressure is adjusted bolt, the 12-peep-hole, the 13-roller, the 14-connecting rod, 15-Left Drive assembly, 16-locks chain, the 17-sliding tray, 18-regulates bolt in the location, 19-bar shaped guide strip, 20-fixing seal plate, the 21-seal, the 22-elevating chain, 23-locks sprocket wheel, 24-lifting sprocket wheel, the 25-worm gear, 26-worm gear seat, the 27-central axis, the 28-coupling sleeve, the 29-rotating shaft.
The specific embodiment
The invention will be further described below in conjunction with concrete drawings and Examples.
As shown in the figure, the present invention mainly is made up of doorframe 1, door-plate 2, elevating chain 25, locking chain 16, power drive mechanism and seal-locking mechanism.
As Fig. 1～shown in Figure 4, door-plate 2 is arranged in the doorframe 1, door-plate 2 can be in doorframe 1 lifting moving, doorframe 1 top is equipped with bar shaped guide strip 19 in the both sides, forms gathering sill; Power drive mechanism mainly is made up of motor reducer 6, Left Drive assembly 15 and right transmission component 5, and motor reducer 6 is installed on the support 9, and motor reducer 6 links to each other with right transmission component 5 with Left Drive assembly 15 respectively, drives their runnings; Described Left Drive assembly 15 is identical with right transmission component 5 structures, be made up of transmission worm screw 8, worm gear 25, worm gear seat 26, coupling sleeve 28, rotating shaft 29, lifting sprocket wheel 24 and locking sprocket wheel 23 respectively, the output shaft of motor reducer 6 is connected by shaft coupling 7, connecting rod 14 concentrics with transmission worm screw 8 in the left and right transmission component 15,5; Transmission worm screw 8 is meshed with worm gear 25, and worm gear 25 is installed in the worm gear seat 26 by bearing, is connected with the rotating shaft 29 of concentric on the central axis 27 of worm gear 25 by coupling sleeve 28, and lifting sprocket wheel 24 and locking sprocket wheel 23 are installed in the rotating shaft 29.
As Fig. 1～shown in Figure 3, described retaining mechanism mainly is made up of sealing steel plate member 10 and slide-and-lock framework 3, sealing steel plate member 10 is arranged on doorframe 1 bottom, and the pressure that depth-adjustment is installed on the sealing steel plate member 10 is adjusted bolt 11, and pressure is adjusted bolt 11 and evenly distributed on circumference; Sliding tray 17 is installed on the door-plate 2, slide-and-lock framework 3 is assemblied in the sliding tray 17 and the vertically opposite slip of energy, slide-and-lock framework 3 connects as one the formula structure with door-plate 2, locking wedge block 4 is installed on the slide-and-lock framework 3, and it is corresponding one by one that locking wedge block 4 and the pressure of sealing on the steel plate member 10 are adjusted bolt 11.
As shown in Figure 3, be separately installed with elevating chain 22 on the left and right side of described door-plate 2, elevating chain 22 is meshed with lifting sprocket wheel 24, be separately installed with locking chain 16 on the left and right side of slide-and-lock framework 3, locking chain 16 is meshed with locking sprocket wheel 23, and door-plate 2 and slide-and-lock framework 3 drive lifting by lifting sprocket wheel 24 and locking sprocket wheel 23; The length of described elevating chain 22 is shorter than locking chain 16, door-plate 2 drops to its bottom when touching doorframe 1 bottom, lifting sprocket wheel 24 breaks away from engagement with elevating chain 22, locking sprocket wheel 23 keeps engagement with locking chain 16 and drives slide-and-lock framework 3 continuing descendingly, and the locking wedge block 4 on the slide-and-lock framework 3 is pressed on the locking wedge block 4 on the sealing steel plate member 10.
The operating principle of the present invention and the course of work are as follows:
As Fig. 1～shown in Figure 3, motor reducer 6 runnings in the power drive mechanism, the transmission worm screw 8 that drives in the left and right transmission component 15,5 is rotated, transmission worm screw 8 drives worm gear 25 and rotates, worm gear 25 drives lifting sprocket wheel 24 by its central axis 27 again and locking sprocket wheel 23 rotates, lifting sprocket wheel 24 and locking sprocket wheel 23 drive elevating chain 22 and the locking chain 16 that is meshed with it respectively, and door-plate 2 oscilaltions are moved, and reach the purpose of the isolated door of opening and closing.
When closing isolated door, motor reducer drives door-plate 2 and slide-and-lock framework 3 is simultaneously descending, when door-plate 2 drops to its bottom when touching doorframe 1 bottom, doorframe 1 is held door-plate 2 to be made it to continue descending, and the sprocket wheel 24 of lifting simultaneously breaks away from engagement with elevating chain 22; Locking sprocket wheel 23 keeps engagement with locking chain 16 and drives slide-and-lock framework 3 continuing descending, when coming downwards to certain position, the locking wedge block 4 that is installed on the slide-and-lock framework 3 is pressed on the pressure adjustment bolt 11 that seals on the steel plate member 10, adjust at pressure under the reaction force of bolt 11, door-plate 2 moves backward, in the bottom of door-plate 2 roller 13 is installed, the frictional resistance when roller 13 can reduce door-plate 2 and moves forward and backward; Be provided with seal 21 on the rear surface of door-plate 2, when door-plate 2 was mobile backward, the seal 21 on it was pressed on the fixing seal plate 20, will completely cut off door sealing; The big I of sealing force adjusts the degree of depth of bolt 11 by adjusting pressure and the Bottom Runby of slide-and-lock framework 3 is directly controlled, and is easy to disposable adjusting.Offer peep-hole 12 on the sealing steel plate member 10, can observe the regulating degree that pressure is adjusted bolt 11, so that the easier perfect condition that reaches is regulated in sealing via peep-hole 12.
When opening isolated door, motor reducer 3 antiports, it is up that locking sprocket wheel 23 drives slide-and-lock framework 3 by locking chain 16, and locking wedge block 4 rises thereupon and adjusts bolt 11 with pressure and disengages gradually, unclamps sealing, and door-plate 2 sets back; When slide-and-lock framework 3 rises and touch location adjusting bolt 18, door-plate 2 beginnings are with slide-and-lock framework 3 uplink synchronizations, lifting this moment sprocket wheel 24 meshes once more with elevating chain 22, door-plate 2 upwards rises and by the gathering sill correcting that is formed by bar shaped guide strip 19 in the doorframe 1, door-plate 2 and slide-and-lock framework 3 rise to normal enable possition under the drive of lifting sprocket wheel 24 and locking sprocket wheel 23, thereby finish the process of an isolated door switch.
Claims (7)
1. dual-chain isolating door comprises doorframe (1) and door-plate (2), and door-plate (2) is arranged in the doorframe (1), door-plate (2) can be in doorframe (1) lifting moving, doorframe (1) is equipped with bar shaped guide strip (19) in the both sides, top, forms gathering sill; It is characterized in that described dual-chain isolating door also comprises power drive mechanism and retaining mechanism;
Power drive mechanism comprises motor reducer (6), Left Drive assembly (15) and right transmission component (5), motor reducer (6) links to each other with right transmission component (5) with Left Drive assembly (15) respectively, drive their runnings, described Left Drive assembly (15) and right transmission component (5) comprise transmission worm screw (8), worm gear (25), rotating shaft (29), lifting sprocket wheel (24) and locking sprocket wheel (23) respectively;
Retaining mechanism comprises sealing steel plate member (10) and slide-and-lock framework (3), sealing steel plate member (10) is arranged on doorframe (1) bottom, slide-and-lock framework (3) is installed on the door-plate (2), described slide-and-lock framework (3) is an integral structure with door-plate (2), can relatively move between slide-and-lock framework (3) and the door-plate (2);
Be separately installed with elevating chain (22) on the left and right side of door-plate (2), elevating chain (22) is meshed with lifting sprocket wheel (24), be separately installed with locking chain (16) on the left and right side of slide-and-lock framework (3), locking chain (16) is meshed with locking sprocket wheel (23), and door-plate (2) and slide-and-lock framework (3) drive lifting by lifting sprocket wheel (24) and locking sprocket wheel (23);
The length of described elevating chain (22) is shorter than locking chain (16), door-plate (2) drops to its bottom and touches doorframe (1) when bottom, lifting sprocket wheel (24) breaks away from engagement with elevating chain (22), locking sprocket wheel (23) keeps engagement and drives slide-and-lock framework (3) with locking chain (16) continuing descending, slide-and-lock framework (3) is gone up locking wedge block (4) is installed, when slide-and-lock framework (3) was descending, locking wedge block (4) was pressed on the sealing steel plate member (10).
2. dual-chain isolating door as claimed in claim 1, its feature also be, the output shaft of motor reducer (6) is connected with transmission worm screw (8) concentric in the left and right transmission component (15,5); Transmission worm screw (8) is meshed with worm gear (25), is connected with the rotating shaft (29) of concentric on the central axis (27) of worm gear (25), and lifting sprocket wheel (24) and locking sprocket wheel (23) are installed in the rotating shaft (29).
3. dual-chain isolating door as claimed in claim 1, its feature are that also the pressure that depth-adjustment is installed on the described sealing steel plate member (10) is adjusted bolt (11), and pressure is adjusted bolt (11) and evenly distributed on circumference; Sliding tray (17) is installed on the door-plate (2), slide-and-lock framework (3) is assemblied in the sliding tray (17) and the vertically opposite slip of energy, slide-and-lock framework (3) and door-plate (2) connect as one the formula structure, and the locking wedge block (4) on the slide-and-lock framework (3) is corresponding one by one with pressure adjustment bolt (11) on the sealing steel plate member (10).
4. dual-chain isolating door as claimed in claim 1, its feature are that also described door-plate (2) top is equipped with the location and regulates bolt (18), and slide-and-lock framework (3) contacts the location and regulates bolt (18) when rising.
5. dual-chain isolating door as claimed in claim 1, its feature are that also the bottom of described door-plate (2) is equipped with roller (13).
6. dual-chain isolating door as claimed in claim 1, its feature also are, offer peep-hole (12) on the described sealing steel plate member (10).
7. dual-chain isolating door as claimed in claim 1, its feature are that also the rear surface of described door-plate (2) is provided with seal (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910264741XA CN101775951B (en) | 2009-12-23 | 2009-12-23 | Dual-chain isolating door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910264741XA CN101775951B (en) | 2009-12-23 | 2009-12-23 | Dual-chain isolating door |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101775951A CN101775951A (en) | 2010-07-14 |
| CN101775951B true CN101775951B (en) | 2011-09-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910264741XA Active CN101775951B (en) | 2009-12-23 | 2009-12-23 | Dual-chain isolating door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101775951B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102610799A (en) * | 2012-03-29 | 2012-07-25 | 河南超威电源有限公司 | Three-section type connected curing chamber |
| CN106705632A (en) * | 2016-11-28 | 2017-05-24 | 楚天智能机器人（长沙）有限公司 | Elevation type flow equalizing device for drying oven |
| CN109114240A (en) * | 2018-10-26 | 2019-01-01 | 无锡市华通电力设备有限公司 | A kind of electronic insertion plate door |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0526812B1 (en) * | 1991-08-03 | 1994-05-18 | Heinz Dr. Kunert | Window with a swivelling wing |
| CN2360568Y (en) * | 1998-08-17 | 2000-01-26 | 浙江捷能电站辅机有限公司 | Hot air isolating door |
| CN1560497A (en) * | 2004-03-01 | 2005-01-05 | 孙克勤 | Damper throttle for insulating smoke |
| WO2006094349A1 (en) * | 2005-03-11 | 2006-09-14 | Hydroco (Australia) Pty Ltd | Closure means |
| CN200978596Y (en) * | 2006-09-01 | 2007-11-21 | 汪永兵 | Highly effective energy-saving type electric insulation door |
-
2009
- 2009-12-23 CN CN200910264741XA patent/CN101775951B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0526812B1 (en) * | 1991-08-03 | 1994-05-18 | Heinz Dr. Kunert | Window with a swivelling wing |
| CN2360568Y (en) * | 1998-08-17 | 2000-01-26 | 浙江捷能电站辅机有限公司 | Hot air isolating door |
| CN1560497A (en) * | 2004-03-01 | 2005-01-05 | 孙克勤 | Damper throttle for insulating smoke |
| WO2006094349A1 (en) * | 2005-03-11 | 2006-09-14 | Hydroco (Australia) Pty Ltd | Closure means |
| CN200978596Y (en) * | 2006-09-01 | 2007-11-21 | 汪永兵 | Highly effective energy-saving type electric insulation door |
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| Publication number | Publication date |
|---|---|
| CN101775951A (en) | 2010-07-14 |
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Address after: 214000 zone a, Yangjian Town Industrial Park, Xishan District, Wuxi City, Jiangsu Province (No. 120, Jiaoyang Road) Patentee after: WUXI HUATONG ELECTRIC POWER EQUIPMENT Co.,Ltd. Address before: 214101, No. 1, spring road, East Industrial Park, Xishan District, Jiangsu, Wuxi Patentee before: WUXI HUATONG ELECTRIC POWER EQUIPMENT Co.,Ltd. |