CN220850288U - Pin shaft and pin shaft connecting piece - Google Patents
Pin shaft and pin shaft connecting piece Download PDFInfo
- Publication number
- CN220850288U CN220850288U CN202322694028.7U CN202322694028U CN220850288U CN 220850288 U CN220850288 U CN 220850288U CN 202322694028 U CN202322694028 U CN 202322694028U CN 220850288 U CN220850288 U CN 220850288U
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- Prior art keywords
- connector
- pin shaft
- fixedly connected
- pin
- groove
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Links
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 239000003921 oil Substances 0.000 description 14
- 238000009434 installation Methods 0.000 description 8
- 239000010687 lubricating oil Substances 0.000 description 8
- 238000005299 abrasion Methods 0.000 description 5
- 210000001503 joint Anatomy 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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- Pivots And Pivotal Connections (AREA)
Abstract
The utility model discloses a pin shaft and a pin shaft connecting piece, which relate to the technical field of pin shafts and comprise a connecting pin shaft, wherein a side groove is formed in the outer surface of the connecting pin shaft, a dovetail groove is formed in one side of the side groove, a dovetail clamping block is connected in a sliding manner in the dovetail groove, a connecting end plate is fixedly connected to one side of the dovetail clamping block, an oil storage brush is fixedly connected to one end of the connecting end plate, threaded rods are fixedly connected to the upper end and the lower end of the connecting pin shaft.
Description
Technical Field
The utility model relates to the technical field of pin shafts, in particular to a pin shaft and a pin shaft connecting piece.
Background
The pin shaft is a standardized fastener, can be fixedly connected in a static state and can also relatively move with a connected piece, and is mainly used for the hinge joint of two parts to form hinge connection. The pin shaft is usually locked by a cotter pin, so that the pin shaft is reliable in work and convenient to detach.
In the prior art, as disclosed in chinese patent CN214617381U, a pin shaft and pin shaft connecting piece with high installation precision are disclosed, which comprises a bracket, wherein a connecting piece a and a connecting piece B are arranged inside the bracket, and a plane bearing is arranged between the connecting piece a and the connecting piece B; a conical hole is formed in one side of the bracket, a pin shaft penetrates through the conical hole, the connecting piece A, the plane bearing, the connecting piece B and the other side of the bracket, and the pin shaft is fastened on the bracket through a nut; the pin shaft comprises a hexagon head, and a positioning section A, a connecting section, a positioning section B and a thread section are sequentially arranged on the inner side of the hexagon head.
However, in the prior art, when the pin shaft is used with the connecting piece, the pin shaft is connected with the connecting piece in a clearance fit manner, and when the pin shaft is used, the pin shaft can inevitably shake, so that friction and collision occur between the pin shaft and the connecting piece, abrasion can occur between the pin shaft and the connecting piece easily, and the existing pin shaft and the connecting piece are not protected, so that when the pin shaft is in actual use, the abrasion between the pin shaft and the connecting piece is large, and the service life is reduced.
Disclosure of utility model
The utility model aims to solve the problems that in the prior art, when a pin shaft is used with a connecting piece, the pin shaft is connected in clearance fit, and when the pin shaft is used, shaking inevitably occurs, so that friction and collision occur between the pin shaft and the connecting piece, abrasion is easy to occur between the pin shaft and the connecting piece, and the existing pin shaft and the connecting piece are not provided with protection, so that when the pin shaft is in actual use, the abrasion between the pin shaft and the connecting piece is large, and the service life is reduced.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a round pin axle and round pin axle connecting piece, includes connecting pin axle, the groove has been seted up to the surface of connecting pin axle, the dovetail has been seted up to one side of groove is established to the side, the inside sliding connection of dovetail has the dovetail fixture block, one side fixedly connected with connection end plate of dovetail fixture block, the one end fixedly connected with oil storage brush of connection end plate, the equal fixedly connected with threaded rod of upper and lower end of connecting pin axle.
Preferably, the upper end and the lower end of the connecting pin shaft are respectively provided with a limiting end cap, and one end of each limiting end cap is fixedly connected with a hexagonal block.
Preferably, the middle part of hexagonal piece runs through and has seted up the screw hole, screw hole and threaded rod threaded connection.
Preferably, the other side of the limiting end cap is provided with an oil storage groove.
The utility model provides a round pin axle connecting piece, includes a connector and No. two connectors, the inside upper and lower end middle part of a connector is all fixedly connected with spacing lug.
Preferably, the middle parts of the upper end and the lower end of the second connector are provided with connecting clamping grooves, and the depth of each connecting clamping groove is larger than the thickness of each limiting lug.
Preferably, a connecting rod is fixedly connected to one side of the first connector, a second connecting rod is fixedly connected to one side of the second connector, and connecting through holes are formed in two sides of the middle of the first connector and the two sides of the middle of the second connector in a penetrating mode.
Compared with the prior art, the utility model has the advantages and positive effects that:
1. According to the utility model, through the arrangement of the oil storage brush and the side-arranged groove, the storage amount of lubricating oil is increased, and in the use process, the lubricating oil between the side-arranged groove and the oil storage brush shakes and flows out of the part through shaking, so that the lubricating oil can be timely supplemented, the friction force between the connecting pin shaft and the connecting through hole is reduced, and the abrasion is reduced.
2. According to the utility model, through the arrangement of the connecting clamping groove and the limiting convex block, when the first connector and the second connector are in butt joint installation, the connecting clamping groove and the limiting convex block can be in butt joint installation, and when the end part of the limiting convex block is in contact with the end part of the connecting clamping groove, the connecting through holes on the first connector and the second connector can be aligned, so that the connecting pin shaft can be conveniently and rapidly installed, and the installation efficiency is increased.
Drawings
Fig. 1 is a schematic perspective view of a pin and a pin connector according to the present utility model;
Fig. 2 is a schematic perspective view of a pin according to the present utility model;
Fig. 3 is an exploded schematic view showing a connection structure between a connection pin and a connection end plate in the pin according to the present utility model;
Fig. 4 is a schematic diagram of an explosion structure of a pin shaft connector according to the present utility model.
Legend description: 1. a first connector; 2. a second connector; 3. a first connecting rod; 4. a second connecting rod; 5. a connecting pin shaft; 6. limiting the end cap; 7. hexagonal blocks; 8. a threaded hole; 9. an oil storage brush; 10. an oil storage tank; 11. a threaded rod; 12. connecting end plates; 13. dovetail clamping blocks; 14. a groove is arranged at the side; 15. a dovetail groove; 16. a limit bump; 17. a connecting clamping groove; 18. and connecting the through holes.
Detailed Description
In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.
Example 1
As shown in fig. 1-3, the utility model provides a pin shaft, which comprises a connecting pin shaft 5, wherein a side-arranged groove 14 is formed in the outer surface of the connecting pin shaft 5, a dovetail groove 15 is formed in one side of the side-arranged groove 14, a dovetail clamping block 13 is slidably connected in the dovetail groove 15, a connecting end plate 12 is fixedly connected to one side of the dovetail clamping block 13, an oil storage brush 9 is fixedly connected to one end of the connecting end plate 12, threaded rods 11 are fixedly connected to the upper end and the lower end of the connecting pin shaft 5, limiting end caps 6 are respectively arranged at the upper end and the lower end of the connecting pin shaft 5, a hexagonal block 7 is fixedly connected to one end of the limiting end cap 6, a threaded hole 8 is formed in the middle of the hexagonal block 7 in a penetrating manner, the threaded hole 8 is in threaded connection with the threaded rods 11, an oil storage groove 10 is formed in the other side of the limiting end cap 6, and the side-arranged groove 14 is rough, so that the surface of the side-arranged groove 14 is uneven, and more oil can be stored.
The concrete setting and effect of this embodiment are put forward in the following, through the setting of groove 14 is established to oil storage brush 9 and side, increase the memory space to lubricating oil, can be in the use, through the dynamics of rocking the production, establish the lubricating oil vibrations outflow part between groove 14 and the oil storage brush 9 with the side, thereby can in time supplement lubricating oil, with the frictional force between reduction connecting pin 5 and the connecting through-hole 18, thereby reduce wearing and tearing, and this design simple structure, manufacturing cost is lower, through the setting of dovetail fixture block 13 and dovetail 15, cooperation threaded rod 11 and restriction end cap 6's detachable design, can conveniently take out oil storage brush 9, wash and change the dust on the oil storage brush 9, through the setting of oil storage groove 10, can store unnecessary lubricating liquid that flows, reduce the loss of lubricating oil.
Example two
As shown in fig. 1 and 4, a pin shaft connecting piece comprises a first connector 1 and a second connector 2, wherein the middle parts of the upper end and the lower end of the first connector 1 are fixedly connected with limiting lugs 16, the middle parts of the upper end and the lower end of the second connector 2 are respectively provided with a connecting clamping groove 17, the depth of the connecting clamping grooves 17 is larger than the thickness of the limiting lugs 16, one side of the first connector 1 is fixedly connected with a first connecting rod 3, one side of the second connector 2 is fixedly connected with a second connecting rod 4, and two sides of the middle parts of the first connector 1 and the second connector 2 are respectively provided with a connecting through hole 18 in a penetrating mode.
The effect that its whole embodiment reached is, through the setting of connection draw-in groove 17 and spacing lug 16, can be with connection draw-in groove 17 and spacing lug 16 butt joint installation when the connector 1 with No. two connector 2 butt joint installations, when the tip of spacing lug 16 and the tip contact of connection draw-in groove 17, can align the connection through-hole 18 on connector 1 and No. two connector 2 to the convenience is installed connecting pin 5 fast, increases installation effectiveness.
The application method and the working principle of the device are as follows: during installation, the limiting lug 16 is in butt joint with the connecting clamping groove 17 until the end part of the limiting lug 16 is in contact with the end part of the connecting clamping groove 17, then the dovetail clamping block 13 is inserted into the dovetail groove 15, lubricating oil is coated in the side-setting groove 14, the limiting end cap 6 is installed at one end of the first connector 1, the threaded rod 11 is connected with the threaded hole 8, the other end of the connecting pin shaft 5 is inserted into the connecting through hole 18, the first connector 1 and the second connector 2 are penetrated, and the limiting end cap 6 is installed at the other end of the first connector 1.
The present utility model is not limited to the above embodiments, and any equivalent embodiments which can be changed or modified by the technical disclosure described above can be applied to other fields, but any simple modification, equivalent changes and modification to the above embodiments according to the technical matter of the present utility model will still fall within the protection scope of the technical disclosure.
Claims (7)
1. The utility model provides a round pin axle, includes connecting pin axle (5), its characterized in that: the outer surface of connecting pin (5) has seted up the side and has been established groove (14), the dovetail (15) have been seted up to one side of groove (14) is established to the side, the inside sliding connection of dovetail (15) has dovetail fixture block (13), one side fixedly connected with connection end plate (12) of dovetail fixture block (13), the one end fixedly connected with oil storage brush (9) of connection end plate (12), the equal fixedly connected with threaded rod (11) of upper and lower extreme of connecting pin (5).
2. A pin according to claim 1, characterized in that: limiting end caps (6) are arranged at the upper end and the lower end of the connecting pin shaft (5), and one end of each limiting end cap (6) is fixedly connected with a hexagonal block (7).
3. A pin according to claim 2, characterized in that: threaded holes (8) are formed in the middle of the hexagonal blocks (7) in a penetrating mode, and the threaded holes (8) are connected with threaded rods (11) in a threaded mode.
4. A pin according to claim 2, characterized in that: an oil storage groove (10) is formed in the other side of the limiting end cap (6).
5. A pin shaft connector, which is characterized in that: a pin shaft according to any one of claims 1-4, comprising a first connector (1) and a second connector (2), wherein the middle parts of the upper end and the lower end of the interior of the first connector (1) are fixedly connected with limiting lugs (16).
6. A pin connection as claimed in claim 5, wherein: the middle parts of the upper end and the lower end of the second connector (2) are respectively provided with a connecting clamping groove (17), and the depth of the connecting clamping grooves (17) is larger than the thickness of the limiting protruding blocks (16).
7. A pin connection as claimed in claim 5, wherein: one side fixedly connected with connecting rod (3) No. one of connector (1), one side fixedly connected with No. two connecting rods (4) of No. two connector (2), connecting through-hole (18) have all been seted up in the middle part both sides of connector (1) and No. two connector (2) in a run through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322694028.7U CN220850288U (en) | 2023-10-09 | 2023-10-09 | Pin shaft and pin shaft connecting piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322694028.7U CN220850288U (en) | 2023-10-09 | 2023-10-09 | Pin shaft and pin shaft connecting piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220850288U true CN220850288U (en) | 2024-04-26 |
Family
ID=90739811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322694028.7U Active CN220850288U (en) | 2023-10-09 | 2023-10-09 | Pin shaft and pin shaft connecting piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220850288U (en) |
-
2023
- 2023-10-09 CN CN202322694028.7U patent/CN220850288U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |