CN201116837Y - Swinging vortex type flexible sealing device - Google Patents
Swinging vortex type flexible sealing device Download PDFInfo
- Publication number
- CN201116837Y CN201116837Y CNU200720170082XU CN200720170082U CN201116837Y CN 201116837 Y CN201116837 Y CN 201116837Y CN U200720170082X U CNU200720170082X U CN U200720170082XU CN 200720170082 U CN200720170082 U CN 200720170082U CN 201116837 Y CN201116837 Y CN 201116837Y
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- cover board
- spring
- seal cover
- millimeters
- eddy current
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Abstract
The utility model discloses a swinging vortex type flexible sealing device, which comprises a sealing cover board and a sealing box body, wherein an elastic support system is arranged between the sealing cover board and the sealing box body, wherein the elastic support system further comprises a plurality of springs which are arranged on the lower portion of the sealing cover board, a pull rod and a bottom board, wherein the springs are fixed between the bottom board and the sealing cover board, the elastic holding power of the springs on the central portion of a supporting sealing cover board is less than that of the springs on both ends of the supporting sealing cover board on the length direction, and holding powder of springs on both ends is bigger than the power which is needed by the sealing cover board to do elastic deformation, the pull rod passes through the bottom board and the springs on the central portion, and the pull rod is fixedly connected with the sealing cover board, and the pull rod plays the functions of positioning and guiding the springs on the central portion. The sealing device of the utility model can effectively achieve the sealing on the head and the tail of a sintering device, lower energy consumption, and improve sintering production efficiency.
Description
Technical field
The utility model relates to employed sintering machine head end tail sealing device in a kind of iron industry sintering production process, particularly a kind of be used for sintering machine end to end wave the eddy current type flexible seal device.
Background technology
When iron industry is carried out SINTERING PRODUCTION, need a kind of device with sintering machine locate end to end leak out and block.Continuous pallettype sintering machine, step-by-step movement sintering machine all adopt down draft sintering technology at present, in order to block leaking out that sintering machine locates end to end, basic securing cover plate device, four link type sealing device, resiliency supported floating cover device, the gravity bob dynamic sealing device etc. of adopting, the defective that these device ubiquities leak out, as: exist after being positioned at the chassis bottom girder local deformation on the seal cover board or being marked groove and leak out; When the chassis bottom girder collapses the waist distortion, can not finely contact, exist and leak out in a large number with seal cover board.Sealing effectiveness is bad to cause the output of SINTERING PRODUCTION to reduce, of poor quality, the production cost height of sintering deposit, energy waste is serious.
The utility model content
For solving the problems of the prior art, the utility model provides a kind of eddy current type flexible seal device that waves, comprise seal cover board and seal case, it is characterized in that, be provided with flexible support system among seal cover board and seal case, this flexible support system further comprises a plurality of springs, pull bar and the base plate that is arranged on below the seal cover board; Described spring is fixed between base plate and the seal cover board, the elastic anchorage force of spring that wherein supports the seal cover board middle part is less than supporting the elastic anchorage force of seal cover board at the spring of length direction two-end part, and the support force of two-end part spring is greater than the whole needed power of strain that takes place of seal cover board; Pull bar passes the spring of base plate and seal cover board middle part, fixedlys connected with seal cover board, is used for holding seal cover board, plays the effect of the spring of location, the described middle part of guiding simultaneously.
Spring in the utility model can be in cylindrically coiled spring, conical helical spring, butterfly spring, flat spring and the rubber spring any one.
In addition, the eddy current type flexible seal device that waves of the present utility model further comprises guiding mechanism, this guiding mechanism comprises adjusts bolt and supporting pad, adjust bolt by being screwed into the screwed hole on the base plate, be pressed on the supporting pad, and then supporting pad is pressed on the spring of described seal cover board two-end part, when screwing the adjustment bolt, correspondingly adjust the deflection of this spring short transverse.
Further, the spring of above-mentioned seal cover board middle part can be single or many rows are set as required, and every row's quantity can be between 1-30, or is provided with as required; The quantity of pull bar can equal the quantity of these springs, also can be less than the quantity of these springs; The spring of seal cover board two-end part, or is provided with between 2-7 as required in the quantity of each side; In addition, can be arranged with guiding mechanism at the spring of all or part of seal cover board two-end part.
Further, the height of the utility model spring is between 100-500mm, the spring filament diameter of described cylindrically coiled spring, conical helical spring is between 3-20mm, the footpath is between 20～100 millimeters in the cylindrically coiled spring, the ringlet radius of conical helical spring is between 10～30 millimeters, and the great circle radius is between 20～60 millimeters; The external diameter of rubber spring is between 30～100 millimeters.
In addition, be provided with eddy current choke groove above the utility model seal cover board, it along offer on the whole length direction of seal cover board, width is 5～20 millimeters, the degree of depth is 10～30 millimeters a groove, and the bottom of groove is that circular arc connects, and there is 30 °～45 ° chamfering on groove one side and seal cover board surface, and the two ends of chamfering are that arc transition connects, the opposite side of groove is vertical with seal cover board, and the quantity of groove is 1～10, leaves the spacing more than 20 millimeters between each groove.
The both sides of seal cover board width are connected with guide plate, and guide plate is a thickness in the dimension definitions of seal cover board length direction, and it preferably is located between 10～100 millimeters, the thicklyest are not more than 200 millimeters, otherwise influence the waist distortion of collapsing of seal cover board 1; The height of guide plate 6 preferably is located between 30～100 millimeters, the highlyest is not more than 200 millimeters.
Because the flexible support system below the seal cover board of the present utility model has guiding mechanism, can adjust the height of spring, cause flexible support system to the support force difference of seal cover board at each some place, thereby realize that seal cover board can produce the strain of identical amount of deflection with the chassis bottom girder, and, if the chassis bottom girder is indeformable, seal cover board is also indeformable, and seal cover board can keep closely contacting with the chassis bottom girder all the time.Eddy current choke groove above the seal cover board is used for reducing because of the chassis bottom girder is marked groove, and what perhaps chassis bottom girder generation local deformation caused leaks out.In addition, the design of the utility model sleeve and pull bar is played guiding and positioning action to spring, can use higher spring and does not bend, and like this, has improved the deflection of seal cover board integral body and the waist amount of collapsing, and can adapt to the bigger distortion that the chassis bottom girder takes place; And sealing device structure of the present utility model is simple, can realize sealing that sintering machine locates end to end effectively, cut down the consumption of energy, improves SINTERING PRODUCTION efficient.
Description of drawings
Fig. 1 is a general structure schematic diagram of the present utility model;
Fig. 2 is the A-A generalized section of the utility model Fig. 1;
Fig. 3 is the B-B generalized section that embodiment 1 adopts Fig. 2 of cylindrically coiled spring;
Fig. 4 is the C-C generalized section that embodiment 1 adopts Fig. 2 of cylindrically coiled spring;
Fig. 5 be embodiment 2 adopt conical helical spring Fig. 2 the B-B generalized section;
Fig. 6 is the B-B generalized section that embodiment 3 adopts butterfly spring or rubber spring Fig. 2.
The specific embodiment:
Specify the utility model below in conjunction with drawings and Examples.
Embodiment 1:
As Fig. 1-shown in Figure 4, the utility model waves the eddy current type flexible seal device and comprises seal cover board 1, seal case 2, is arranged at the flexible support system 3 among seal cover board 1 and the seal case 2.Wherein, seal cover board 1 is provided with eddy current choke groove 4.This eddy current choke groove 4 along offer on the whole length direction of seal cover board, width is 5～20 millimeters, the degree of depth is 10～30 millimeters a groove, the bottom of groove is that circular arc connects, and there is 30 °～45 ° chamfering on groove one side and seal cover board surface, and the two ends of chamfering are that arc transition connects.The opposite side of groove is vertical with seal cover board.The quantity of groove is 1～10, leaves the spacing more than 20 millimeters between each groove.Chassis bottom girder on being positioned at seal cover board 1 is marked groove or chassis bottom girder when little local deformation takes place, and can leak out between chassis bottom girder and the seal cover board, and at this moment, eddy current choke groove 4 can make wind form eddy current, thereby reduces the throughput of wind, realizes sealing.Seal cover board 1 can be that independently steel plate also can be to be fixed on a plate on the substrate 5, promptly can be the plate of monoblock, also can be the polylith splicing.In the both sides of seal cover board 1 width, promptly several guide plates 6 are being fixed in the both sides up and down shown in the accompanying drawing 2, and the effect of guide plate 6 is tops that the guiding chassis enters seal cover board 1, avoid chassis and seal cover board 1 collision stuck.Guide plate 6 is a thickness in the dimension definitions of seal cover board length direction, and it preferably is located between 10～100 millimeters, the thicklyest is not more than 200 millimeters, otherwise influences the waist distortion of collapsing of seal cover board 1; The height of guide plate 6 preferably is located between 30～100 millimeters, the highlyest is not more than 200 millimeters, otherwise does not have practical function.Flexible support system of the present utility model comprises a plurality of springs, guiding mechanism 7, pull bar 10 and the base plate 12 that is arranged on below the seal cover board.Wherein a plurality of springs under the seal cover board 1 lay respectively at the middle part of seal cover board and at the two-end part of length direction, the elastic anchorage force difference of two position springs, make the support force of cover plate two-end part greater than the support force of middle part, and, the support force of two-end part is greater than the whole needed power of strain that takes place of seal cover board 1, and like this, seal cover board 1 is in the centre when stressed, the waist that just can collapse, rather than wholely float downwards.Guiding mechanism 7 is to be used for adjusting the elastic anchorage force of seal cover board at the spring of length direction two-end part, it comprises adjusts bolt 11 and supporting pad 13, adjust bolt 11 by being screwed into the screwed hole on the base plate 12, be pressed on the supporting pad 13, and then make supporting pad 13 compress the end of spring 8, when screwing adjustment bolt 11, correspondingly adjust the deflection of spring 8 short transverses, make different springs differing from each other to the elastic anchorage force of seal cover board 1.Pull bar 10 passes the spring 9 of base plate 12 and mid portion, is welded on the seal cover board 1, is used for holding seal cover board, plays the effect of location, guiding spring 9 simultaneously, as shown in Figure 4.
With reference to Fig. 2-4, specifically describe elastic supporting mechanism of the present utility model, be arranged with double spring 9 along its length and (comprise cylindrically coiled spring waving the eddy current type flexible seal device, conical helical spring, butterfly spring, flat spring, rubber spring etc.), spring 9 wherein can be single, also can be three rows, four rows, each row's quantity, length according to this device is different and different, quantity is between 1～30, the diameter of every spring steel wire between 3～20 millimeters, and, can partial spring pull bar 10 be arranged in the middle of 9, the quantity of pull bar 10 can equate with the quantity of spring 9, also can be less than the quantity of spring 9.In the present embodiment 1, adopt double cylindrically coiled spring 9 in the middle part, 8 of every rows, 10 millimeters of spring steel wire diameters, 8 of pull bar 10 quantity; At the two-end part of the length direction that waves the eddy current type flexible seal device, arranging spring 8, according to the width difference of this device, spring 8 quantity of employing are also inequality, see the B-B cutaway view of Fig. 3, and the quantity of spring 8 is usually between 2～10.In the present embodiment, every side is arranged 4 springs 8, is equipped with guiding mechanism 7 below each spring 8, and above-mentioned spring 8 and 9 height can be between 100-500mm, and the spring length that adopts in the present embodiment is 350mm.
In addition, in two ends and the seal cover board 1 and base plate 12 contact portions of spring 8, have respectively and cover plate 1 and base plate 12 stationary sleeve 14, the effect of retainer spring 8 is played at the two ends that are used to hold spring 8.
By product of the present utility model is tested, eddy current choke system 4 has reduced by 40% with the inleakage at chassis bottom girder groove place, and seal cover board 1 can form the distortion (test chassis bottom girder collapse waist 28 millimeters) of identical amount of deflection with the chassis bottom girder.To the seal cover board test of bearing a heavy burden, the maximum waist amount of collapsing is 36 millimeters.
As the embodiment 2 of another distortion of the present utility model, double conical helical spring 9 (referring to Fig. 5) is adopted in the middle part of seal cover board 1,10 of every rows, 9 millimeters of spring steel wire diameters, 6 of pull bar 10 quantity; At the length direction two ends, every side is arranged 5 springs 8, is equipped with guiding mechanism 7 below each spring 8.Find that eddy current choke system 4 has reduced by 41% with the inleakage at chassis bottom girder groove place sample being compared when test, seal cover board 1 can form the distortion (test chassis bottom girder collapse waist 32 millimeters) of identical amount of deflection with the chassis bottom girder.To the seal cover board test of bearing a heavy burden, the maximum waist amount of collapsing is 39 millimeters.
As the embodiment 3 of another distortion of the present utility model, single rubber spring 9 (referring to Fig. 6) is adopted in the middle part, and totally 6,50 millimeters of spring external diameters; At the two ends of length direction, every side is arranged 3 springs 8, is equipped with guiding mechanism 7 below each spring 8.Find that eddy current choke system 4 has reduced by 38% with the inleakage at chassis bottom girder groove place sample being compared when test, seal cover board 1 can form the distortion (test chassis bottom girder collapse waist 30 millimeters) of identical amount of deflection with the chassis bottom girder.To the seal cover board test of bearing a heavy burden, the maximum waist amount of collapsing is 32 millimeters.
The application's several preferred embodiments has below only been described in conjunction with the accompanying drawings; the application is not limited thereto; every those of ordinary skills are under the spirit that does not break away from the application; any improvement and/or the distortion made; for example variations such as the type of spring, size and spring filament diameter all belong to the application's protection domain.
Claims (9)
1. one kind is waved the eddy current type flexible seal device, comprise seal cover board (1) and seal case (2), it is characterized in that, be provided with flexible support system (3) among seal cover board (1) and seal case (2), this flexible support system further comprises a plurality of springs (8,9), pull bar (10) and the base plate (12) that is arranged on below the seal cover board; Described spring is fixed between base plate (12) and the seal cover board (1), the elastic anchorage force of the spring of support seal cover board (1) middle part is less than supporting the elastic anchorage force of seal cover board at the spring (8) of length direction two-end part, and the support force of the spring of two-end part is greater than the whole needed power of strain that takes place of seal cover board (1); Pull bar (10) passes the spring (9) of base plate (12) and seal cover board middle part, fixedlys connected with seal cover board (1), is used for holding seal cover board, plays the effect of the spring (9) of location, the described middle part of guiding simultaneously.
2. the eddy current type flexible seal device that waves according to claim 1 is characterized in that, described spring (8,9) can be in cylindrically coiled spring, conical helical spring, butterfly spring, flat spring and the rubber spring any one.
3. the eddy current type flexible seal device that waves according to claim 1 and 2, it is characterized in that, wave the eddy current type flexible seal device and further comprise guiding mechanism (7), this guiding mechanism comprises adjusts bolt (11) and supporting pad (13), supporting pad (13) is pressed on the spring (8) of described seal cover board two-end part, adjustment bolt (11) passes the screwed hole on the base plate (12), and is pressed on the described supporting pad (13).
4. the eddy current type flexible seal device that waves according to claim 3, it is characterized in that, the contact portion of spring of seal cover board two-end part (8) and seal cover board (1) and base plate (12), has the sleeve (14) that is fixed on seal cover board (1) and the base plate (12) respectively, be used to hold the two ends of these springs, play the effect of retainer spring.
5. the eddy current type flexible seal device that waves according to claim 4 is characterized in that, the spring (9) of described seal cover board (1) middle part can be single row or multiple rows, and every row's quantity can be between 1-30; The quantity of pull bar (10) can equal the quantity of these springs, also can be less than the quantity of these springs; The spring of seal cover board two-end part (8) between 2-7, can be arranged with guiding mechanism (7) in the quantity of each side at the spring of all or part of two-end part.
6. the eddy current type flexible seal device that waves according to claim 5, it is characterized in that, described spring (8,9) height is between 100-500mm, the spring filament diameter of described cylindrically coiled spring, conical helical spring is between 3-20mm, the footpath is between 20～100 millimeters in the cylindrically coiled spring, the ringlet radius of conical helical spring is between 10～30 millimeters, and the great circle radius is between 20～60 millimeters; The external diameter of rubber spring is between 30～100 millimeters.
7. the eddy current type flexible seal device that waves according to claim 6, it is characterized in that, described seal cover board (1) is provided with eddy current choke groove (4), it be along offer on the whole length direction of seal cover board, width is 5～20 millimeters, the degree of depth is 10～30 millimeters a groove, the bottom of groove is that circular arc connects, there is 30 °～45 ° chamfering on groove one side and seal cover board surface, and the two ends of chamfering are that arc transition connects, the opposite side of groove is vertical with seal cover board, the quantity of groove is 1～10, leaves the spacing more than 20 millimeters between each groove.
8. the eddy current type flexible seal device that waves according to claim 7, it is characterized in that, described seal cover board (1) is fixed with guide plate (6) in the both sides of width, guide plate (6) is a thickness in the dimension definitions of seal cover board length direction, it preferably is located between 10～100 millimeters, the thicklyest is not more than 200 millimeters; The height of guide plate (6) preferably is located between 30～100 millimeters, the highlyest is not more than 200 millimeters.
9. the eddy current type flexible seal device that waves according to claim 8 is characterized in that, described seal cover board (1) can be that independently steel plate also can be the plate that is fixed on the substrate, promptly can be the plate of monoblock or the plate of polylith splicing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720170082XU CN201116837Y (en) | 2007-08-07 | 2007-08-07 | Swinging vortex type flexible sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720170082XU CN201116837Y (en) | 2007-08-07 | 2007-08-07 | Swinging vortex type flexible sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201116837Y true CN201116837Y (en) | 2008-09-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200720170082XU Expired - Fee Related CN201116837Y (en) | 2007-08-07 | 2007-08-07 | Swinging vortex type flexible sealing device |
Country Status (1)
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|---|---|
| CN (1) | CN201116837Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101957137A (en) * | 2010-10-15 | 2011-01-26 | 张健 | Compensational support mechanism of sintering machine head and tail sealing device |
| CN102168916A (en) * | 2011-04-11 | 2011-08-31 | 机械工业第六设计研究院 | Two-section type combined body gas heat treating furnace |
| CN101726185B (en) * | 2008-11-03 | 2012-02-15 | 中冶长天国际工程有限责任公司 | Seal device for annular air passage end part |
| CN103743248A (en) * | 2014-01-23 | 2014-04-23 | 秦皇岛鸿泰机械有限公司 | Ring cooler containing type mechanical seal system |
| CN106197029A (en) * | 2016-07-19 | 2016-12-07 | 佛山汉格斯环保科技有限公司 | The double box seal device of sintering machine |
| CN106225482A (en) * | 2016-07-19 | 2016-12-14 | 佛山汉格斯环保科技有限公司 | Sintering machine head-tail jump ring sealing device |
-
2007
- 2007-08-07 CN CNU200720170082XU patent/CN201116837Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101726185B (en) * | 2008-11-03 | 2012-02-15 | 中冶长天国际工程有限责任公司 | Seal device for annular air passage end part |
| CN101957137A (en) * | 2010-10-15 | 2011-01-26 | 张健 | Compensational support mechanism of sintering machine head and tail sealing device |
| CN101957137B (en) * | 2010-10-15 | 2012-09-05 | 张健 | Compensational support mechanism of sintering machine head and tail sealing device |
| CN102168916A (en) * | 2011-04-11 | 2011-08-31 | 机械工业第六设计研究院 | Two-section type combined body gas heat treating furnace |
| CN103743248A (en) * | 2014-01-23 | 2014-04-23 | 秦皇岛鸿泰机械有限公司 | Ring cooler containing type mechanical seal system |
| CN103743248B (en) * | 2014-01-23 | 2015-09-23 | 秦皇岛鸿泰机械有限公司 | Central cooler containment type mechanical sealing system |
| CN106197029A (en) * | 2016-07-19 | 2016-12-07 | 佛山汉格斯环保科技有限公司 | The double box seal device of sintering machine |
| CN106225482A (en) * | 2016-07-19 | 2016-12-14 | 佛山汉格斯环保科技有限公司 | Sintering machine head-tail jump ring sealing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20081219 Address after: No 62, West Harbor Road, Hebei, Qinhuangdao, 066000 Patentee after: Qinghuangdao Hongtai Machinery Co.,Ltd. Address before: Room 33, building 416, West Lane, Hongqi, Hebei, Qinhuangdao 066000, China Patentee before: Gong Pixue |
|
| ASS | Succession or assignment of patent right |
Owner name: QINHUANGDAO HONGTAI MACHINE CO., LTD. Free format text: FORMER OWNER: GONG PIXUE Effective date: 20081219 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080917 Termination date: 20160807 |
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| CF01 | Termination of patent right due to non-payment of annual fee |