CN203009535U - Connection device and scraper conveyer - Google Patents
Connection device and scraper conveyer Download PDFInfo
- Publication number
- CN203009535U CN203009535U CN 201220699643 CN201220699643U CN203009535U CN 203009535 U CN203009535 U CN 203009535U CN 201220699643 CN201220699643 CN 201220699643 CN 201220699643 U CN201220699643 U CN 201220699643U CN 203009535 U CN203009535 U CN 203009535U
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- nut
- wedge shape
- connection set
- pad
- loose structure
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Abstract
The utility model discloses a connection device and a scraper conveyer. The connection device is used for connecting a part to be connected, and comprises a bolt, a pad and a nut, wherein the bolt penetrates the part to be connected, the pad and the nut in sequence, the end surface of a first end, opposite to the nut, of the pad is provided with a first wedge-shaped anti-looseness structure, and a second wedge-shaped anti-looseness structure matched with the first wedge-shaped anti-looseness structure is arranged at a first end of the nut. According to the connection device, the end surfaces of one ends of the pad and the nut are both provided with the wedge-shaped anti-looseness structures, after the nut is screwed up, the first wedge-shaped anti-looseness structure on the pad is meshed with the second wedge-shaped anti-looseness structure on the nut, the frictional force between the pad and the nut is increased, and the anti-looseness effect is improved. In addition, the pad and the nut can be reutilized and do not need to be replaced frequently.
Description
Technical field
The utility model relates to engineering machinery field, particularly a kind of connection set and scraper conveyor.
Background technique
At present, generally be connected by bolt between the scraper plate in the underground scraper conveyor that the colliery is used and transmission chain, due to down-hole vibration environment frequently, so locking facility need to be set on connecting bolt.At present locking mode commonly used is to adopt the nonmetal hexagonal locking thread of GB889 nut, and realizes lockingly by the nylon ring of installing in nut, but this nut anti-looseness method is comparatively single, for the down-hole frequently vibration environment can't guarantee the reliability that it is locking; In addition, after the lock nut dismounting, inner nylon ring is destroyed, can't guarantee anti-loosing effect, needs again to change.
The model utility content
In view of this, the utility model proposes a kind of connection set and scraper conveyor, to solve the poor problem of anti-loosing effect in existing connection set.
An aspect, the utility model provides a kind of connection set, is used for connecting connected piece, and this connection set comprises: bolt, pad and nut; Wherein, described bolt is arranged in described connected piece, pad and nut successively; And the end face of the first end that described pad is relative with described nut is provided with the first wedge shape anti-loose structure; The first end of described nut is provided with the second wedge shape anti-loose structure that matches with described the first wedge shape anti-loose structure.
Further, in above-mentioned connection set, described the first wedge shape anti-loose structure comprises with respect to the first inclined-plane of the end slope of the first end of described pad and faces the wedge shape straight-tooth structure of formation perpendicular to first of described pad first end end face directly; Described the second wedge shape anti-loose structure comprises with respect to the second inclined-plane of the end slope of the first end of described nut and faces the wedge shape straight-tooth structure of formation perpendicular to second of described nut first end end face directly; And described the first wedge shape anti-loose structure and described the second wedge shape anti-loose structure are suitable.
Further, in above-mentioned connection set, the angle between the first inclined-plane in described the first wedge shape anti-loose structure and described pad first end end face is greater than the lead angle of described nut; And, the second inclined-plane in described the second wedge shape anti-loose structure and described nut flush angle between end face greater than the lead angle of described nut.
Further, in above-mentioned connection set, the first end of described nut circumferentially be provided with flange, the end face of the end face of described flange and described nut first end, described the second wedge shape anti-loose structure is arranged on the described end face that flushes.
Further, in above-mentioned connection set, described flange and described nut are formed in one.
Further, in above-mentioned connection set, the second end of described nut also is provided with elastic ring and elastic ring fixing body; Wherein, an end of described elastic ring fixing body is fixedly connected with the second end of described nut, and the other end of described elastic ring fixing body is provided with flange, and described elastic ring is arranged in described elastic ring fixing body and is blocked by described flange.
Further, in above-mentioned connection set, described elastic ring fixing body is the round platform with through hole, and an end of described round platform is fixedly connected with the second end of described nut, the other end of described round platform is provided with the described flange towards described through hole, and described through hole is greater than the tapped hole of described nut.
Further, in above-mentioned connection set, described elastic ring is nylon ring.
Connection set in the utility model is provided with the wedge shape anti-loose structure at the end face of a pad end relative with nut, after nut screws, the second wedge shape anti-loose structure phase interlock on the first wedge shape anti-loose structure on pad and nut, frictional force between having increased both, improve anti-loosing effect, in addition, the pad in the utility model and nut can be reused, and needn't frequently change.
On the other hand, the utility model has also proposed a kind of scraper conveyor, comprises scraper plate and chain, and this scraper plate is connected by above-mentioned any connection set with described chain.
Preferably, the bolt in described connection set is E type bolt.
Because connection set has above-mentioned effect, also has correspondingly technique effect so have the scraper conveyor of this connection set.
Description of drawings
The accompanying drawing that consists of a part of the present utility model is used to provide further understanding of the present utility model, and illustrative examples of the present utility model and explanation thereof are used for explaining the utility model, do not consist of improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the utility model connection set embodiment's cross-sectional schematic;
Fig. 2 is in the utility model connection set embodiment, the structural representation of nut;
Fig. 3 is in the utility model connection set embodiment, the structural representation of pad;
Fig. 4 is the partial enlarged drawing of A position in Fig. 1;
Fig. 5 is scraper conveyor embodiment's cross-sectional schematic;
Fig. 6 is in scraper conveyor embodiment, the annexation schematic diagram of scraper plate and chain.
Description of reference numerals:
1 bolt
2 nuts
21 second inclined-planes
22 second face directly
3 pads
31 first inclined-planes
32 first face directly
4 connected pieces
5 scraper plates
6 elastic rings
7 elastic ring fixing bodies
8 chains
Embodiment
Need to prove, in the situation that do not conflict, embodiment and the feature in embodiment in the utility model can make up mutually.Describe below with reference to the accompanying drawings and in conjunction with the embodiments the utility model in detail.
Referring to Fig. 1 to Fig. 4, there is shown the preferred embodiment of connection set.This connection set is used for connecting connected piece 4.As shown in the figure, this connection set comprises: bolt 1, pad 3 and nut 2.
Wherein, bolt 1 is arranged in this connected piece 4, pad 3 and nut 2 successively; And the end face of the first end of pad 3 is provided with the first wedge shape anti-loose structure; The first end of nut 2 is provided with the second wedge shape anti-loose structure that matches with the first wedge shape anti-loose structure; The first end of pad 3 is relative with the first end of nut 2.
Can find out, in the present embodiment, the end face of the end that pad 3 is relative with nut 2 is provided with the wedge shape anti-loose structure, after nut 2 screws, the second wedge shape anti-loose structure phase interlock on the first wedge shape anti-loose structure on pad 3 and nut 2, the frictional force between having increased both, improve anti-loosing effect, in addition, the pad 3 in the present embodiment can be reused with nut 2, needn't frequently change.
Referring to Fig. 1 to Fig. 4, there is shown the preferred embodiment of the first wedge shape anti-loose structure and the second wedge shape anti-loose structure.As shown in the figure, the first wedge shape anti-loose structure comprises with respect to the first inclined-plane 31 of the end slope of the first end of this pad 3 and faces the 32 wedge shape straight-tooth structures that consist of directly perpendicular to first of these pad 3 first end end faces; The second wedge shape anti-loose structure comprises with respect to the second inclined-plane 21 of the end slope of the first end of this nut 2 with perpendicular to second of this nut first end end face faces the 22 wedge shape straight-tooth structures that consist of directly; And the first wedge shape anti-loose structure and the second wedge shape anti-loose structure are suitable.
After nut 2 screws, the second inclined-plane 21 on nut 2 fits with the first inclined-plane 31 on pad 3, second on nut 2 face directly 22 with pad 3 on first face 32 directly and fit, second faces 22 and first directly faces 32 directly and mutually holds, nut 2 is applied locking power, improve anti-loosing effect.
In the various embodiments described above, the angle between the first inclined-plane 31 in the first wedge shape anti-loose structure and pad 3 first end end faces is greater than the lead angle of nut 2; And, the second inclined-plane 21 in the second wedge shape anti-loose structure and nut 2 flush angle α between end face greater than the lead angle of nut 2, make nut 2 realize that the self-locking friction is locking.
In above-described embodiment, the first end of nut 2 circumferentially can be provided with the flange (not shown), the end face of the end face of flange and this nut 2 first ends, the second wedge shape anti-loose structure is arranged on this end face that flushes.
The setting of flange has increased the area of the second end end face of nut 2, and then has increased the area of the second wedge shape anti-loose structure, has improved anti-loosing effect.
In order to increase bulk strength, this flange and this nut 2 can be formed in one.
In order further to improve anti-loosing effect, can also be further improved the various embodiments described above, set up elastic ring 6 and elastic ring fixing body 7.As shown in Figure 2, an end of elastic ring fixing body 7 is fixedly connected with the second end of this nut 2, and the other end of this elastic ring fixing body 7 is provided with flange 71, and this elastic ring 6 is arranged in elastic ring fixing body 7 and is blocked by described flange 71.
When nut is given a shock at work, because elastic ring 6 is arranged in elastic ring fixing body 7 and is blocked by flange 71, elastic ring 6 and bolt 1 are fitted tightly, absorb the vibrations in the screw thread working procedure, played locking effect.
In the various embodiments described above, elastic ring fixing body 7 can be the round platform with through hole, and an end of round platform is fixedly connected with the second end of nut 2, and the other end of round platform is provided with the flange 71 towards this through hole, and through hole is greater than the tapped hole of this nut 2.
Elastic ring fixing body 7 is designed to round platform has increased whole aesthetic property and Security, and the through hole of round platform can be placed on the end face of nut 2 elastic ring 6 greater than the tapped hole of nut 2, is convenient to the installation of elastic ring 6.
During concrete enforcement, elastic ring 6 can be nylon ring, and nut 2 can be hexgonal structure.
The locking principle of this connection set: after nut 2 is fastening, the first wedge-shaped structure phase interlock on the second wedge-shaped structure on nut 2 first end end faces and the first end end face of pad 3, and the first inclined-plane on the first wedge-shaped structure and the second wedge-shaped structure or the circumferential lift angle on the second inclined-plane are greater than the lead angle of nut 2, when loosening trend occurs because of vibrations in nut 2, the end face of nut 2 first ends and pad 3 relative movement, both after the contact of the wedge-shaped structure in the outside, frictional force sharply increases, thereby prevents the further loosening of nut 2; In addition, in the situation that vibrations, nut 2 can be realized oneself adjusting, and gets back to original position.
Can find out by above-described embodiment, in the present embodiment, connection set is provided with wedge-shaped structure on pad 3 and nut 2, interlock by wedge-shaped structure realizes locking, in addition, this connection set also is provided with nylon ring at the other end of nut 2, applying by nylon ring and bolt 1 further strengthens anti-loosing effect.Pad 3 in the present embodiment can be reused with nut 2, needn't frequently change.
The utility model has also proposed a kind of scraper conveyor, and referring to Fig. 5, Fig. 6, this scraper conveyor comprises scrapes 5 and chain 8, and this scraper plate 5 is connected by above-mentioned any connection set with chain 8.Wherein, the specific implementation process of this connection set gets final product with reference to above-mentioned explanation, and the utility model does not repeat them here.
During concrete enforcement, the bolt 2 in this connection set can be E type bolt.
Because connection set has above-mentioned effect, also has correspondingly technique effect so have the scraper conveyor of this connection set.
The above is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (10)
1. a connection set, be used for connecting connected piece (4), it is characterized in that, this connection set comprises: bolt (1), pad (3) and nut (2); Wherein,
Described bolt (1) is arranged in described connected piece (4), pad (3) and nut (2) successively; And,
The end face of the first end that described pad (3) is relative with described nut (2) is provided with the first wedge shape anti-loose structure;
The first end of described nut (2) is provided with the second wedge shape anti-loose structure that matches with described the first wedge shape anti-loose structure.
2. connection set according to claim 1, is characterized in that,
Described the first wedge shape anti-loose structure comprises with respect to first inclined-plane (31) of the end slope of the first end of described pad (3) with perpendicular to first of described pad (3) first end end face faces the wedge shape straight-tooth structure that (32) consist of directly;
Described the second wedge shape anti-loose structure comprises with respect to second inclined-plane (21) of the end slope of the first end of described nut (2) with perpendicular to second of described nut (2) first end end face faces the wedge shape straight-tooth structure that (22) consist of directly; And,
Described the first wedge shape anti-loose structure and described the second wedge shape anti-loose structure are suitable.
3. connection set according to claim 2, is characterized in that,
Angle between the first inclined-plane (31) in described the first wedge shape anti-loose structure and described pad (3) first end end face is greater than the lead angle of described nut (2); And,
The second inclined-plane (21) in described the second wedge shape anti-loose structure and described nut (2) flush angle between end face greater than the lead angle of described nut (2).
4. the described connection set of any one according to claim 1 to 3, it is characterized in that, the first end of described nut (2) circumferentially be provided with flange, the end face of the end face of described flange and described nut (2) first end, described the second wedge shape anti-loose structure is arranged on the described end face that flushes.
5. connection set according to claim 4, is characterized in that, described flange and described nut (2) are formed in one.
6. connection set according to claim 5, is characterized in that, the second end of described nut (2) also is provided with elastic ring (6) and elastic ring fixing body (7); Wherein, one end of described elastic ring fixing body (7) is fixedly connected with the second end of described nut (2), the other end of described elastic ring fixing body (7) is provided with flange (71), and described elastic ring (6) is arranged in described elastic ring fixing body (7) and is blocked by described flange (71).
7. connection set according to claim 6, it is characterized in that, described elastic ring fixing body (7) is the round platform with through hole, one end of described round platform is fixedly connected with the second end of described nut (2), the other end of described round platform is provided with the described flange (71) towards described through hole, and described through hole is greater than the tapped hole of described nut (2).
8. connection set according to claim 7, is characterized in that, described elastic ring (6) is nylon ring.
9. a scraper conveyor, comprise scraper plate and chain, it is characterized in that, described scraper plate is connected by the described connection set of any one in claim 1 to 8 with described chain.
10. scraper conveyor according to claim 9, is characterized in that, the bolt in described connection set (2) is E type bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220699643 CN203009535U (en) | 2012-12-17 | 2012-12-17 | Connection device and scraper conveyer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220699643 CN203009535U (en) | 2012-12-17 | 2012-12-17 | Connection device and scraper conveyer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203009535U true CN203009535U (en) | 2013-06-19 |
Family
ID=48601132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220699643 Expired - Fee Related CN203009535U (en) | 2012-12-17 | 2012-12-17 | Connection device and scraper conveyer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203009535U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103434793A (en) * | 2013-08-20 | 2013-12-11 | 吴雷平 | Large-size E-type bolt |
| CN104235160A (en) * | 2014-08-27 | 2014-12-24 | 刘兴丹 | Mechanical self-locking bolt |
| CN104405777A (en) * | 2014-11-14 | 2015-03-11 | 江苏荣基重工科技有限公司 | Wind power generation combination contraction locking disk |
| CN106051047A (en) * | 2016-05-27 | 2016-10-26 | 耿亮 | Chuck device with self-locking structure |
| CN106499712A (en) * | 2016-12-22 | 2017-03-15 | 林志厚 | A kind of tight bolt assembly method of attachment |
| CN107017361A (en) * | 2017-05-24 | 2017-08-04 | 深圳市长盈精密技术股份有限公司 | Cover plate of power battery and its electrokinetic cell |
| CN107735580A (en) * | 2015-04-13 | 2018-02-23 | A·雷蒙德有限合伙公司 | Fixing device |
| CN109201218A (en) * | 2018-10-30 | 2019-01-15 | 长沙天创粉末技术有限公司 | A kind of pressing device for ball mill grinding jar |
-
2012
- 2012-12-17 CN CN 201220699643 patent/CN203009535U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103434793A (en) * | 2013-08-20 | 2013-12-11 | 吴雷平 | Large-size E-type bolt |
| CN104235160A (en) * | 2014-08-27 | 2014-12-24 | 刘兴丹 | Mechanical self-locking bolt |
| CN104405777A (en) * | 2014-11-14 | 2015-03-11 | 江苏荣基重工科技有限公司 | Wind power generation combination contraction locking disk |
| CN107735580A (en) * | 2015-04-13 | 2018-02-23 | A·雷蒙德有限合伙公司 | Fixing device |
| US10465727B2 (en) | 2015-04-13 | 2019-11-05 | A. Raymond Et Cie | Fastener device |
| CN107735580B (en) * | 2015-04-13 | 2020-09-04 | A·雷蒙德有限合伙公司 | Fixing device |
| CN106051047A (en) * | 2016-05-27 | 2016-10-26 | 耿亮 | Chuck device with self-locking structure |
| CN106499712A (en) * | 2016-12-22 | 2017-03-15 | 林志厚 | A kind of tight bolt assembly method of attachment |
| CN107017361A (en) * | 2017-05-24 | 2017-08-04 | 深圳市长盈精密技术股份有限公司 | Cover plate of power battery and its electrokinetic cell |
| CN109201218A (en) * | 2018-10-30 | 2019-01-15 | 长沙天创粉末技术有限公司 | A kind of pressing device for ball mill grinding jar |
| CN109201218B (en) * | 2018-10-30 | 2024-03-19 | 长沙天创粉末技术有限公司 | Pressing device for grinding tank of ball mill |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130619 Termination date: 20151217 |
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| EXPY | Termination of patent right or utility model |