CN105083885A - Sealing connecting structure for bearing - Google Patents
Sealing connecting structure for bearing Download PDFInfo
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- CN105083885A CN105083885A CN201410215462.5A CN201410215462A CN105083885A CN 105083885 A CN105083885 A CN 105083885A CN 201410215462 A CN201410215462 A CN 201410215462A CN 105083885 A CN105083885 A CN 105083885A
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- sealing flange
- sealing
- bearing
- pressing plate
- seal groove
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Abstract
The invention belongs to the technical field of sealing of spiral conveyors and particularly relates to a sealing connecting structure for a bearing. The sealing connecting structure for the bearing is long in service life and fundamentally solves the problem that materials enter the bearing. The sealing connecting structure comprises a first sealing flange connected with a conveying material bin, and a sealing body is arranged inside the first sealing flange. The sealing connecting structure is characterized in that a second sealing flange is arranged outside the first sealing flange through a rib plate, and the second sealing flange is connected with a bearing box; and a gap is formed between the first sealing flange and the second sealing flange.
Description
Technical field
The invention belongs to a kind of conveyor screw technical field of sealing technology, be specifically related to a kind of bearing felt connection structure.
Background technology
At present, there is very large problem in the sealing of bearing for screw conveyer, those skilled in the art exist mistaken ideas for the bearing seal structure of conveyor screw; Sealing due to bearing needs to be arranged between fixing axis body and the screw shaft of rotation; And along with the rotation of screw shaft, material can move towards the direction of bearing, unavoidable material can the hermetically-sealed construction at contact bearing place, and after hermetically-sealed construction is worn, material can enter in bearing, causes wear-out of a bearing to accelerate, and even makes bearing damage; At present, those skilled in the art improve sealing effectiveness at the better hermetically-sealed construction of searching and better leakproofing material all the time, thus extend the service life at bearing felt place.But, be no matter the improvement of leakproofing material, or the improvement of hermetically-sealed construction, after wearing and tearing certain hour, all cannot avoid because material enters in bearing, and the wear-out of a bearing caused is serious, reduces the problem in bearing service life.And bearing cost is higher, changes and get up to need complete machine to stop, bring larger economic loss to user.
Application number is the utility model patent of 201120367589.0, discloses a kind of hermetically-sealed construction of sand sorting machine shaft end, and it adopts the lip seal configuration of three road band skeletons, to improve service life; Although this hermetically-sealed construction also can improve service life to a certain extent, the wearing and tearing of sealing mechanism will inevitably occur; Therefore, material still can enter in bearing; So this patent does not tackle the problem at its root.
Application number is the utility model patent of 201220623229.7, discloses a kind of coal powder spiral conveyor sealing device; It utilizes several seal rings and sealing tooth to be nested together to the sealing of coal powder spiral conveyer, utilizes piston type seal ring to prevent coal dust from entering in bearing further simultaneously; And utilize the abrasion loss of all right compensation sealing ring of reed, improve service life further.But it still fundamentally cannot solve the problem that material enters bearing.
The technological document similar with above-mentioned two patents also has a lot, if application number is the patent application document etc. of 201310319189.6, all cannot solve bearing felt problem from basic.
Summary of the invention
The present invention is exactly for the problems referred to above, provides a kind of long service life, fundamentally solves material and enters bearing neck bearing Hermetical connecting structure.
For realizing above-mentioned purpose of the present invention, the present invention adopts following technical scheme, the present invention includes and the first sealing flange carrying feed bin to be connected, sealing member is provided with in first sealing flange, it is characterized in that: the first sealing flange is outer is provided with the second sealing flange by gusset, and the second sealing flange is connected with bear box; Gap is provided with between described first sealing flange and the second sealing flange.
Beneficial effect of the present invention: 1, the present invention is separated setting by the first sealing flange with the second sealing flange, when there are wearing and tearing in the sealing between the first sealing flange and screw shaft, because the gap between the first sealing flange and the second sealing flange defines the open space be in communication with the outside, a small amount of leakage material can directly drop from gap location, the second sealing flange can not be entered, also just avoid material to enter bearing and inwardly and to bearing produce wearing and tearing, fundamentally solve the problem of wear-out of a bearing, overcome those skilled in the art's technology prejudice for a long time.
2, structure of the present invention is simple, and manufacturing cost is low; Can not enter in bear box owing to leaking material; So, at the sealing member that the first sealing flange place uses, also without the need to using expensive special seal body; Reduce productive costs.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the partial enlarged drawing of Fig. 1.
1 be sealing member for tie bolt assembly, 2 is the first sealing flange, 3 in accompanying drawing, 4 be pressure ring, 5 for regulating pressing plate, 6 to be annular pressing plate for axis hole, 7 is the first lip-type packing, 8,9 be packing seal circle, 10 be seal groove, 11 be brace table, 12 be gusset, 16 be gap for bear box, 13 to be the second lip-type packing, 14 be the second sealing flange, 15.
Detailed description of the invention
The present invention includes and be provided with sealing member 3 with in the first sealing flange 2, first sealing flange 2 carrying feed bin to be connected, it is characterized in that: outside the first sealing flange 2, gusset 15 is provided with the second sealing flange 14, second sealing flange 14 and is connected with bear box 12; Gap 16 is provided with between described first sealing flange 2 and the second sealing flange 14.
The center of described first sealing flange 2 is axis hole 6; In the side of the first sealing flange 2, axis hole 6 is provided with seal groove 10, described sealing member 3 is arranged in seal groove 10; Be provided with relative to the seal groove 10 of the first sealing flange 2 and regulate pressing plate 5, described adjustment pressing plate 5 center is also provided with axis hole 6, regulates pressing plate 5 surface that the seal groove 10 of the first sealing flange 2 is provided with the pressure ring 4 contacted with sealing member 3; Described adjustment pressing plate 5 is connected with the first sealing flange 2 by tie bolt assembly 1.
The present invention regulates pressing plate 5 by arranging, and when wearing and tearing occur the sealing member 3 in the first sealing flange 2, without the need to dismantling any parts, directly can be adjusted sealing member 3 by rotary connection bolt assembly 1, easy to adjust, extends the service life of sealing member 3.
The packing seal circle 9 that the first lip-type packing 7 that described sealing member 3 comprises seal groove 10 inner terminal contacts with described pressure ring 4 with seal groove 10 outermost end; Annular pressing plate 8 is provided with between described packing seal circle 9 and the first lip-type packing 7; In described seal groove 10, annular pressing plate 8 is provided with brace table 11.By annular pressing plate 8, first lip-type packing 7 is separated with packing seal circle 9, packing seal circle 9 and the first lip-type packing 7 is made to form twice independently, and the hermetically-sealed construction be independent of each other, both improve sealing effectiveness, reduce the space that hermetically-sealed construction is occupied in the axial direction.
The second lip-type packing 13 is provided with in described second sealing flange 14.After second lip-type packing 13 is set, can further improve the leak tightness of bear box 12, avoid having foreign matter to enter in bear box 12, extend the service life of bearing.
The present invention is after using for a long time, and bear box 12 neck bearing works well, and wear pattern is less; When wearing and tearing occur sealing member 3, leak material on a small quantity even if exist, still can work on; Significantly reduce the cost of bearing maintenance and replacing; Fundamentally solve the sealing problem of bearing, overcome the prejudice of those skilled in the art, complete the technical barrier that those skilled in the art do not overcome all the time.
Be understandable that, above about specific descriptions of the present invention, the technical scheme described by the embodiment of the present invention is only not limited to for illustration of the present invention, those of ordinary skill in the art is to be understood that, still can modify to the present invention or equivalent replacement, to reach identical technique effect; Needs are used, all within protection scope of the present invention as long as meet.
Claims (4)
1. a bearing felt connection structure, comprise the first sealing flange (2) be connected with conveying feed bin, sealing member (3) is provided with in first sealing flange (2), it is characterized in that: the first sealing flange (2) is provided with the second sealing flange (14) by gusset (15) outward, the second sealing flange (14) same to bear box (12) is connected; Gap (16) is provided with between described first sealing flange (2) and the second sealing flange (14).
2. a kind of bearing felt connection structure according to claim 1, is characterized in that: the center of described first sealing flange (2) is axis hole (6); In the side of the first sealing flange (2), axis hole (6) is provided with seal groove (10), described sealing member (3) is arranged in seal groove (10); Be provided with relative to the seal groove (10) of the first sealing flange (2) and regulate pressing plate (5), described adjustment pressing plate (5) center is also provided with axis hole (6), regulates pressing plate (5) surface that the seal groove (10) of the first sealing flange (2) is provided with the pressure ring (4) contacted with sealing member (3); Described adjustment pressing plate (5) is connected with the first sealing flange (2) by tie bolt assembly (1).
3. a kind of bearing felt connection structure according to claim 2, is characterized in that: the packing seal circle (9) that the first lip-type packing (7) that described sealing member (3) comprises seal groove (10) inner terminal contacts with described pressure ring (4) with seal groove (10) outermost end; Annular pressing plate (8) is provided with between described packing seal circle (9) and the first lip-type packing (7); In described seal groove (10), annular pressing plate (8) is provided with brace table (11).
4. a kind of bearing felt connection structure according to claim 1, is characterized in that: be provided with the second lip-type packing (13) in described second sealing flange (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410215462.5A CN105083885A (en) | 2014-05-21 | 2014-05-21 | Sealing connecting structure for bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410215462.5A CN105083885A (en) | 2014-05-21 | 2014-05-21 | Sealing connecting structure for bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105083885A true CN105083885A (en) | 2015-11-25 |
Family
ID=54565373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410215462.5A Pending CN105083885A (en) | 2014-05-21 | 2014-05-21 | Sealing connecting structure for bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105083885A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107934414A (en) * | 2017-10-23 | 2018-04-20 | 南京迦南比逊科技有限公司 | A kind of material conveying screw rod mechanism of sealing |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202115988U (en) * | 2011-05-15 | 2012-01-18 | 徐州衡器厂有限公司 | Sealing device for screw conveyer main shaft |
| CN202321538U (en) * | 2011-11-14 | 2012-07-11 | 杭州云天荣业机械装备有限公司 | Vertical spiral tail end connection structure |
| CN202897420U (en) * | 2012-11-07 | 2013-04-24 | 常州市康安环保设备有限公司 | Seal device of spiral conveyor |
| DE202013007632U1 (en) * | 2013-08-27 | 2013-10-15 | Heinrich Wichelmann Metallbau Gmbh | Device for driving at least one screw conveyor |
| CN203332864U (en) * | 2013-07-08 | 2013-12-11 | 孙鹏 | Bearing chamber and sealed chamber separated type screw conveyer |
| CN103523476A (en) * | 2013-09-28 | 2014-01-22 | 无锡市麦杰机械工程有限公司 | Sealing device of auger mechanism |
| CN203903321U (en) * | 2014-05-21 | 2014-10-29 | 中国有色（沈阳）冶金机械有限公司 | Bearing sealing and connecting structure |
-
2014
- 2014-05-21 CN CN201410215462.5A patent/CN105083885A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202115988U (en) * | 2011-05-15 | 2012-01-18 | 徐州衡器厂有限公司 | Sealing device for screw conveyer main shaft |
| CN202321538U (en) * | 2011-11-14 | 2012-07-11 | 杭州云天荣业机械装备有限公司 | Vertical spiral tail end connection structure |
| CN202897420U (en) * | 2012-11-07 | 2013-04-24 | 常州市康安环保设备有限公司 | Seal device of spiral conveyor |
| CN203332864U (en) * | 2013-07-08 | 2013-12-11 | 孙鹏 | Bearing chamber and sealed chamber separated type screw conveyer |
| DE202013007632U1 (en) * | 2013-08-27 | 2013-10-15 | Heinrich Wichelmann Metallbau Gmbh | Device for driving at least one screw conveyor |
| CN103523476A (en) * | 2013-09-28 | 2014-01-22 | 无锡市麦杰机械工程有限公司 | Sealing device of auger mechanism |
| CN203903321U (en) * | 2014-05-21 | 2014-10-29 | 中国有色（沈阳）冶金机械有限公司 | Bearing sealing and connecting structure |
Non-Patent Citations (2)
| Title |
|---|
| 徐乐人等: "塔盘束式小直径板式塔的开发与应用", 《化工装备技术》 * |
| 朗霄等: "基于NASTRAN求解器对核级阀门抗震分析技术路线的探讨", 《阀门》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107934414A (en) * | 2017-10-23 | 2018-04-20 | 南京迦南比逊科技有限公司 | A kind of material conveying screw rod mechanism of sealing |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151125 |
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| RJ01 | Rejection of invention patent application after publication |