CN203868088U - Pin shaft connecting structure - Google Patents
Pin shaft connecting structure Download PDFInfo
- Publication number
- CN203868088U CN203868088U CN201420216808.9U CN201420216808U CN203868088U CN 203868088 U CN203868088 U CN 203868088U CN 201420216808 U CN201420216808 U CN 201420216808U CN 203868088 U CN203868088 U CN 203868088U
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- China
- Prior art keywords
- pin shaft
- bearing pin
- bolt
- cover plate
- fixed mechanism
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Abstract
The utility model provides a pin shaft connecting structure. The pin shaft connecting structure comprises a fixed mechanism, a pin shaft cover plate and a pin shaft; the fixed mechanism is fixedly connected with the pin shaft cover plate by use of first bolts; the pin shaft is fixedly connected with the pin shaft cover plate by use of a second bolt, wherein at least two first bolts are provided. The fixed mechanism of the pin shaft connecting structure is connected with the pin shaft cover plate by use of at least two first bolts so that the pin shaft cover and the fixed mechanism can be connected more tightly and stably, and therefore, the case that the bolts are broken under strong loads for a long time and due to high-strength work can be reduced; besides, even though one bolt is broken, the other bolt is also capable of ensuring certain connection strength, thereby preventing the radial rotation and the axial movement of the pin shaft, and as a result, the pin shaft connecting structure is capable of improving the connection strength of the pin shaft cover plate and the fixed mechanism, thereby reducing the case that the pin shaft moves, and moreover, the safe reliability is improved.
Description
Technical field
The utility model relates to MACHINERY JOINT field, more particularly, relates to a kind of pin shaft connection structure.
Background technique
In machinery, often utilize bearing pin to connect the object that Liang Ge mechanism relatively rotates to reach restriction Liang Ge mechanism.In order to prevent that bearing pin from moving, bearing pin in use needs to be fixed therein in Yi Ge mechanism (hereinafter referred is fixed mechanism).
At present, mainly by bearing pin cover plate, bearing pin is fixed on fixed mechanism, on fixed mechanism, offer first tapped hole, on bearing pin, offer three the second tapped holes, on bearing pin cover plate, offer respectively three tapped hole corresponding with the first tapped hole and four tapped hole corresponding with the second tapped hole, then make the first bolt bearing pin cover plate is fixedly connected with fixed mechanism with the 3rd tapped hole through the first tapped hole, the second bolt is fixedly connected with bearing pin cover plate with the 4th tapped hole through the second tapped hole with bearing pin, thereby reach, prevent bearing pin radial rotating and axially movable object.But, due between bearing pin cover plate and fixed mechanism, only adopt a bolt to be connected, cause both join strengths lower, so bolt is compared with easily rupturing because be subject to strong load and high-intensity work for a long time, once bolt ruptures, bearing pin not only can also can move axially by radial rotating, has larger potential safety hazard.
In sum, how to improve the join strength of bearing pin cover plate and fixed mechanism, situation about moving to reduce bearing pin, improves safety reliability, is current those skilled in the art technical problems urgently to be resolved hurrily.
Model utility content
In view of this, the purpose of this utility model is to provide a kind of pin shaft connection structure, to improve the join strength of bearing pin cover plate and fixed mechanism, and then reduces the situation that bearing pin moves, thereby improves safety reliability.
In order to achieve the above object, the utility model provides following technological scheme:
A pin shaft connection structure, comprises fixed mechanism, bearing pin cover plate and bearing pin, and described fixed mechanism is fixedly connected with described bearing pin cover plate by the first bolt, and described bearing pin is fixedly connected with described bearing pin cover plate by the second bolt; Described the first bolt is at least two.
Preferably, in above-mentioned pin shaft connection structure, described the first bolt is two.
Preferably, in above-mentioned pin shaft connection structure, described bearing pin cover plate is v-shaped plate, and one of them of two described the first bolts is arranged on an end of described v-shaped plate, and another is symmetricly set on another end of described v-shaped plate.
Preferably, in above-mentioned pin shaft connection structure, described the second bolt is three.
Preferably, in above-mentioned pin shaft connection structure, one of them of three described the second bolts is arranged on the root of described v-shaped plate, and two other is symmetricly set on the both sides of described root.
Preferably, in above-mentioned pin shaft connection structure, the root of described v-shaped plate and two ends are provided with fillet.
Preferably, in above-mentioned pin shaft connection structure, the specification of described the first bolt and described the second bolt is all identical.
Preferably, above-mentioned pin shaft connection structure also comprises and is arranged on bolt head and first pad between described bearing pin cover plate of described the first bolt and is arranged on the bolt head of described the second bolt and the second pad between described bearing pin cover plate.
From above-mentioned technological scheme, can find out, the pin shaft connection structure that the utility model provides comprises fixed mechanism, bearing pin cover plate and bearing pin, fixed mechanism is fixedly connected with bearing pin cover plate by the first bolt, bearing pin is fixedly connected with bearing pin cover plate by the second bolt, wherein, the first bolt is at least two.
Between fixed mechanism of the present utility model and bearing pin cover plate, adopt at least two the first bolts to be connected, it is more fastening, stable that bearing pin cover plate is connected with fixed mechanism, can reduce the situation that bolt ruptures because of being subject to strong load and high-intensity work for a long time, and, even if one of them bolt ruptures, other bolt also can guarantee certain join strength, and then can prevent bearing pin radial rotating and move axially.
In summary, pin shaft connection structure of the present utility model has improved the join strength of bearing pin cover plate and fixed mechanism, and then has reduced the situation that bearing pin moves, thereby has improved safety reliability.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is embodiments more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the stereogram of the pin shaft connection structure that provides of the utility model embodiment;
Fig. 2 is the plan view of the pin shaft connection structure that provides of the utility model embodiment;
Fig. 3 is the plan view of the pin shaft connection structure that provides of the utility model embodiment;
Fig. 4 is the structural representation of the bearing pin cover plate that provides of the utility model embodiment.
Embodiment
The utility model embodiment provides a kind of pin shaft connection structure, has improved the join strength of bearing pin cover plate and fixed mechanism, and then has reduced the situation that bearing pin moves, thereby has improved safety reliability.
For making the utility model embodiment's object, technological scheme and advantage clearer, below in conjunction with the accompanying drawing in the utility model embodiment, technological scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, rather than whole embodiments.Embodiment based in the utility model, those of ordinary skills are not making the every other embodiment who obtains under creative work prerequisite, all belong to the scope of the utility model protection.
Please refer to accompanying drawing 1-4, the pin shaft connection structure that the utility model embodiment provides comprises fixed mechanism 2, bearing pin cover plate 3 and bearing pin 1, fixed mechanism 2 is fixedly connected with bearing pin cover plate 3 by the first bolt 4, bearing pin 1 is fixedly connected with bearing pin cover plate 3 by the second bolt 5, wherein, the first bolt 4 is at least two.
Between fixed mechanism 2 of the present utility model and bearing pin cover plate 3, adopt at least two the first bolts 4 to be connected, it is more fastening, stable that bearing pin cover plate 3 is connected with fixed mechanism 2, can reduce the situation that bolt ruptures because of being subject to strong load and high-intensity work for a long time, and, even if one of them bolt ruptures, other bolt also can guarantee certain join strength, and then can prevent bearing pin 1 radial rotating and move axially.
In summary, pin shaft connection structure of the present utility model has improved the join strength of bearing pin cover plate 3 with fixed mechanism 2, and then has reduced the situation that bearing pin 1 moves, thereby has improved safety reliability.
In a kind of preferred embodiment of the utility model, the first bolt 4 is two.Between fixed mechanism 2 and bearing pin cover plate 3, by two the first bolts 4, be fixedly connected with, now only need on fixed mechanism 2 and bearing pin cover plate 3, to offer respectively two tapped holes, intensity effect to fixed mechanism 2 and bearing pin cover plate 3 is less, can also make to guarantee good join strength between fixed mechanism 2 and bearing pin cover plate 3 simultaneously.Certainly, above-mentioned the first bolt 4 can also be 3 or other numbers, should select according to the actual size of fixed mechanism 2, bearing pin cover plate 3 and bearing pin 1.
Preferably, bearing pin cover plate 3 is v-shaped plate, and one of them of two the first bolts 4 is arranged on an end of v-shaped plate, and another is symmetricly set on another end of v-shaped plate.As shown in Figure 2, the tapped hole of two ends of bearing pin cover plate 3 is respectively used to install first bolt 4, so, two the first bolts 4 are far away at a distance of bearing pin 1 center, the moment producing is larger, even if one of them first bolt 4 ruptures because be subject to strong load and high-intensity work for a long time, also can prevent bearing pin 1 radial rotating and move axially, thereby having reached safe and reliable demand.Above-mentioned v-shaped plate is less with material, save cost, and intensity is better, can improve the join strength of bearing pin cover plate 3 and bearing pin 1 and fixed mechanism 2, has improved safety reliability.The utility model can also adopt the plate of rectangular plate or other shapes to replace above-mentioned v-shaped plate.
Further, the second bolt 5 is three.Between bearing pin 1 and bearing pin cover plate 3, by three the second bolts 5, be fixedly connected with, both join strengths are better, guaranteed safety reliability.Certainly, above-mentioned the second bolt 5 can also be other numbers, as 4,5 etc.
One of them of above-mentioned three the second bolts 5 is arranged on the root of v-shaped plate, and two other is symmetricly set on the both sides of root.As shown in Figure 3, three the second bolts 5 are evenly arranged on bearing pin 1, can make bearing pin 1 stressed evenly, improve stable working.
Preferably, the root of v-shaped plate and two ends are provided with fillet.So, the surface of the root of v-shaped plate and two ends is all rounder and more smooth, can avoid, in installation process, human body is caused to damage.
In order further to optimize technique scheme, in the pin shaft connection structure that above-described embodiment provides, the specification of the first bolt 4 and the second bolt 5 is all identical.So, three tapped holes on five tapped holes on bearing pin cover plate 3, bearing pin 1 and the size and shape of two tapped holes on fixed mechanism 2 are all identical, are convenient to processing; Use five identical bolts of specification to there will not be when mounted wrong situation of taking bolt simultaneously, accelerated installation efficiency.
Above-mentioned pin shaft connection structure also comprises and is arranged on bolt head and first pad between bearing pin cover plate 3 of the first bolt 4 and is arranged on the bolt head of the second bolt 5 and the second pad between bearing pin cover plate 3, improved the join strength of fixed mechanism 2 and bearing pin cover plate 3 and bearing pin 1 and bearing pin cover plate 3.
In this specification, each embodiment adopts the mode of going forward one by one to describe, and each embodiment stresses is the difference with other embodiments, between each embodiment identical similar part mutually referring to.
Above-mentioned explanation to the disclosed embodiments, makes professional and technical personnel in the field can realize or use the utility model.To these embodiments' multiple modification, will be apparent for those skilled in the art, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (8)
1. a pin shaft connection structure, comprise fixed mechanism (2), bearing pin cover plate (3) and bearing pin (1), described fixed mechanism (2) is fixedly connected with described bearing pin cover plate (3) by the first bolt (4), and described bearing pin (1) is fixedly connected with described bearing pin cover plate (3) by the second bolt (5); It is characterized in that, described the first bolt (4) is at least two.
2. pin shaft connection structure as claimed in claim 1, is characterized in that, described the first bolt (4) is two.
3. pin shaft connection structure as claimed in claim 2, it is characterized in that, described bearing pin cover plate (3) is v-shaped plate, and one of them of two described the first bolts (4) is arranged on an end of described v-shaped plate, and another is symmetricly set on another end of described v-shaped plate.
4. pin shaft connection structure as claimed in claim 3, is characterized in that, described the second bolt (5) is three.
5. pin shaft connection structure as claimed in claim 4, is characterized in that, one of them of three described the second bolts (5) is arranged on the root of described v-shaped plate, and two other is symmetricly set on the both sides of described root.
6. pin shaft connection structure as claimed in claim 3, is characterized in that, the root of described v-shaped plate and two ends are provided with fillet.
7. pin shaft connection structure as claimed in claim 1, is characterized in that, the specification of described the first bolt (4) and described the second bolt (5) is all identical.
8. the pin shaft connection structure as described in claim 1-7 any one, it is characterized in that, also comprise and be arranged on bolt head and first pad between described bearing pin cover plate (3) of described the first bolt (4) and be arranged on the bolt head of described the second bolt (5) and the second pad between described bearing pin cover plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420216808.9U CN203868088U (en) | 2014-04-29 | 2014-04-29 | Pin shaft connecting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420216808.9U CN203868088U (en) | 2014-04-29 | 2014-04-29 | Pin shaft connecting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203868088U true CN203868088U (en) | 2014-10-08 |
Family
ID=51649046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420216808.9U Expired - Fee Related CN203868088U (en) | 2014-04-29 | 2014-04-29 | Pin shaft connecting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203868088U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105905793A (en) * | 2016-06-30 | 2016-08-31 | 中交航局第二工程有限公司 | Automatic unhooking lifting tool |
| CN112833075A (en) * | 2020-12-28 | 2021-05-25 | 兰州飞行控制有限责任公司 | Locking device for link mechanism |
-
2014
- 2014-04-29 CN CN201420216808.9U patent/CN203868088U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105905793A (en) * | 2016-06-30 | 2016-08-31 | 中交航局第二工程有限公司 | Automatic unhooking lifting tool |
| CN112833075A (en) * | 2020-12-28 | 2021-05-25 | 兰州飞行控制有限责任公司 | Locking device for link mechanism |
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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: 20141008 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |