CN220396209U - Pin shaft connecting piece and double-end connecting pin shaft - Google Patents

Abstract

The utility model relates to the field of construction of connecting devices, and particularly discloses a pin shaft connecting piece and a double-head connecting pin shaft, which comprise the following components: a first plate is arranged on one side of the pin shaft connecting part, the pin shaft is inserted into the pin shaft connecting part, one end of the pin shaft is connected with a second plate, the second plate is connected with the pin shaft connecting part through a bolt, a clamping groove is formed below the other end of the pin shaft, and a supporting rod is used for connecting the first plate with the pin shaft; the beneficial effects are as follows: when needs use, insert the round pin axle in the round pin hub connection portion, again with screw rod insert screw hole one and screw hole two in, the loss prevention pad has reduced the friction loss between the component, simultaneously through drawing the fixture block, drive branch motion, wait for the draw-in groove of round pin axle below reaches the relevant position after, loosen the fixture block, under the effect of spring branch automatic insertion draw-in groove, fix the round pin axle, when needs demolish the round pin axle, rotate earlier and take out the bolt, the rethread is stirred the fixture block and is made branch break away from the draw-in groove, dismantle the completion, the wearing and tearing between the reducible device of spherical packing ring reduce the possibility that the device damaged appears.

Description

Pin shaft connecting piece and double-end connecting pin shaft

Technical Field

The utility model relates to the field of construction of connecting devices, in particular to a pin shaft connecting piece and a double-head connecting pin shaft.

Background

The connection means are means for connecting the machine, the bearing, the gear and the control device such that the desired manner of action of the transmission can be continued via the connection means to another device to be connected.

In the prior art, 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.

However, the conventional pin shaft connection needs to be disassembled by adopting a manual knocking mode in the prior art, so that the labor intensity and the efficiency during disassembly are not in direct proportion, and the pin shaft end face is possibly deformed due to multiple times of knocking, so that the pin shaft needs to be replaced for multiple times, and the maintenance cost is increased.

Disclosure of Invention

The utility model aims to provide a pin shaft connector and a double-end connecting pin shaft, which are used for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a pin connection, the pin connection comprising: the pin shaft connecting piece is provided with a spherical washer at the inner side, a screw connecting part is arranged on the lower surface of the pin shaft connecting piece, and a threaded hole II is formed in one side of the pin shaft connecting piece;

the pin shaft is provided with a second plate at one end, the lower surface of the second plate is provided with a first threaded hole, a bolt is inserted into the first threaded hole, and the lower surface of the other end of the pin shaft is provided with a clamping groove;

the first plate is arranged on the side face of the pin shaft connecting piece, and a through hole is formed in the surface of the first plate.

Preferably, a threaded hole is formed in the screw connecting portion, and the threaded hole is convenient for connecting other components.

Preferably, the second plate and the pin shaft are fixedly connected through welding, and the first plate and the pin shaft connecting part are fixedly connected through welding.

Preferably, the first threaded hole is connected with the second threaded hole through a screw rod, and a damage-preventing pad is sleeved between a nut of the screw rod and the second plate.

Preferably, the spherical washers are two groups, the two groups of spherical washers are respectively positioned at the inner sides of the pin shaft connecting pieces, an adhesive is arranged between the spherical washers and the pin shaft connecting pieces, and the outer surfaces of the spherical washers are fixedly connected with the inner side surfaces of the pin shaft connecting pieces through the adhesive.

Preferably, the lower surface of the first plate is fixedly connected with a spring, the other end of the spring is fixedly connected with a clamping block, a supporting rod is arranged in the spring, and one end of the supporting rod is fixedly connected with the upper surface of the clamping block.

Preferably, the clamping groove is connected with the through hole through a supporting rod.

A double-end connecting pin shaft comprises a pin shaft connecting piece.

Compared with the prior art, the utility model has the beneficial effects that:

according to the pin shaft connecting piece and the double-head connecting pin shaft, when the pin shaft is needed to be utilized, the pin shaft is inserted into the pin shaft connecting part, the screw rod is inserted into the threaded hole I and the threaded hole II, friction loss between elements is reduced due to the existence of the damage prevention pad, meanwhile, the clamping block is driven to move by pulling the clamping block, the clamping block is loosened after the clamping groove below the pin shaft reaches the corresponding position, at the moment, the pin shaft is automatically inserted into the clamping groove under the action of the spring, so that the pin shaft is fixed, when the pin shaft is needed to be removed, the bolt is firstly rotated to be taken out, then the clamping block is pulled to enable the pin shaft to be separated from the clamping groove, and therefore the pin shaft is removed.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a left side view of the structure of the present utility model;

FIG. 3 is a cross-sectional view of the structure of the present utility model;

FIG. 4 is a schematic view of a part of the structure of the present utility model.

In the figure: 1. a pin shaft; 2. a support rod; 3. a first plate member; 4. a spring; 5. a clamping block; 6. a screw connecting part; 7. a pin shaft connecting part; 8. a bolt; 9. a damage prevention pad; 10. a second plate member; 11. a spherical washer; 13. a through hole; 14. a threaded hole III; 17. a threaded hole II; 18. a clamping groove; 19. and a threaded hole I.

Detailed Description

In order to make the objects, technical solutions, and advantages of the present utility model more apparent, the embodiments of the present utility model will be further described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are some, but not all, embodiments of the present utility model, are intended to be illustrative only and not limiting of the embodiments of the present utility model, and that all other embodiments obtained by persons of ordinary skill in the art without making any inventive effort are within the scope of the present utility model.

Example 1

Referring to fig. 1-4, the present utility model provides a technical solution: a pin connection, the pin connection comprising: the pin shaft connecting part 7, the spherical washer 11 is arranged on the inner side of the pin shaft connecting part 7, the screw rod connecting part 6 is arranged on the lower surface of the pin shaft connecting part 7, and the threaded hole II 17 is formed on one side of the pin shaft connecting part 7; the pin shaft 1, one end of the pin shaft 1 is provided with a second plate 10, the lower surface of the second plate 10 is provided with a first threaded hole 19, a bolt 8 is inserted into the first threaded hole 19, and the lower surface of the other end of the pin shaft 1 is provided with a clamping groove 18; the first plate 3, the first plate 3 is set up in the side of the pin shaft connecting portion 7, the surface of the first plate 3 has through holes 13, a kind of double-end connecting pin shaft, including the said pin shaft connecting piece;

when the pin shaft 1 is needed to be utilized, the pin shaft 1 is inserted into the pin shaft connecting part 7, then the screw is inserted into the threaded hole I19 and the threaded hole II 17, meanwhile, the clamping block 5 is pulled out to drive the supporting rod 2 to move until the clamping groove 18 below the pin shaft 1 reaches the corresponding position, the clamping block 5 is loosened, at the moment, the supporting rod 2 is automatically inserted into the clamping groove 18 under the action of the spring 4, so that the pin shaft 1 is fixed, when the pin shaft 1 needs to be removed, the taking-out bolt 8 is rotated firstly, and then the clamping block 5 is pulled to enable the supporting rod 2 to be separated from the clamping groove 18, so that the pin shaft 1 is removed, and in the operation process, the spherical washer 11 can reduce abrasion among devices and reduce the possibility of damage to the devices.

Example two

On the basis of the first embodiment, a threaded hole III 14 is formed, the threaded hole III 14 is formed in the screw connecting part 6, the second plate 10 is fixedly connected with the pin shaft 1 through welding, the first plate 3 is fixedly connected with the pin shaft connecting part 7 through welding, the threaded hole I19 is connected with the threaded hole II 17 through a screw, and a damage prevention pad 9 is sleeved between a nut of the screw and the second plate 10;

when in use, the threaded holes III 14 are convenient for the mutual connection between the parts, the second plate 10 and the pin shaft 1 are fixedly connected through welding, the first plate 3 and the pin shaft connecting part 7 are fixedly connected through welding, the stability between the parts is ensured, the normal work is avoided, the anti-damage pad 9 reduces the abrasion between the screw cap and the second plate 10, and the possibility of damage to the devices is reduced.

Example III

On the basis of the second embodiment, two groups of spherical gaskets 11 are arranged, the two groups of spherical gaskets 11 are respectively positioned at the inner sides of the pin shaft connecting parts 7, an adhesive is arranged between the spherical gaskets 11 and the pin shaft connecting parts 7, and the outer surfaces of the spherical gaskets 11 are fixedly connected with the inner side surfaces of the pin shaft connecting parts 7 through the adhesive;

when the novel pin shaft connecting part is used, the outer surface of the spherical washer 11 is fixedly connected with the inner side surface of the pin shaft connecting part 7 through an adhesive, so that the stability between devices is ensured, the spherical washer 11 is positioned at the inner side of the pin shaft connecting part 7, the abrasion between the devices and the pin shaft 1 and the pin shaft connecting part 7 is reduced, and the maintenance cost is reduced.

When the pin shaft 1 is needed to be utilized in actual use, the pin shaft 1 is inserted into the pin shaft connecting part 7, then the screw is inserted into the threaded hole I19 and the threaded hole II 17, meanwhile, the clamping block 5 is pulled out to drive the supporting rod 2 to move, after the clamping groove 18 below the pin shaft 1 reaches the corresponding position, the clamping block 5 is loosened, at the moment, the supporting rod 2 is automatically inserted into the clamping groove 18 under the action of the spring 4, thereby fixing the pin shaft 1, when the pin shaft 1 needs to be removed, the taking-out bolt 8 is rotated firstly, then the clamping block 5 is pulled out to enable the supporting rod 2 to be separated from the clamping groove 18, thereby completing the removal of the pin shaft 1, in the operation process, the spherical gasket 11 can reduce abrasion among devices, the possibility of device damage is reduced, the traditional pin shaft connection is avoided, the manual knocking mode in the prior art is adopted to carry out the removal, therefore, the labor intensity and the efficiency during the removal are not proportional, and the pin shaft 1 end face is possibly deformed due to the fact that the pin shaft 1 needs to be replaced for a plurality of times, and the problem of maintenance cost is increased.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. A pin shaft connector, which is characterized in that: the pin shaft connector comprises: the pin shaft connecting part (7), the inner side of the pin shaft connecting part (7) is provided with a spherical gasket (11), the lower surface of the pin shaft connecting part (7) is provided with a screw connecting part (6), and one side of the pin shaft connecting part (7) is provided with a threaded hole II (17);

the pin shaft (1), one end of the pin shaft (1) is provided with a second plate (10), the lower surface of the second plate (10) is provided with a first threaded hole (19), a bolt (8) is inserted into the first threaded hole (19), and the lower surface of the other end of the pin shaft (1) is provided with a clamping groove (18);

the first plate (3), first plate (3) set up in the side of round pin hub connection portion (7), through-hole (13) have been seted up on first plate (3) surface.

2. A pin connection as claimed in claim 1, wherein: threaded holes III (14) are formed in the screw connecting portion (6), and the threaded holes III (14) are convenient to connect with other components.

3. A pin connection as claimed in claim 2, wherein: the second plate (10) is fixedly connected with the pin shaft (1) through welding, and the first plate (3) is fixedly connected with the pin shaft connecting part (7) through welding.

4. A pin connection as claimed in claim 3, wherein: the first threaded hole (19) and the second threaded hole (17) are connected through a screw, and a damage prevention pad (9) is sleeved between a nut of the screw and the second plate (10).

5. A pin connection as claimed in claim 4, wherein: the two groups of spherical gaskets (11) are respectively positioned at the inner sides of the pin shaft connecting parts (7), an adhesive is arranged between the spherical gaskets (11) and the pin shaft connecting parts (7), and the outer surfaces of the spherical gaskets (11) are fixedly connected with the inner side surfaces of the pin shaft connecting parts (7) through the adhesive.

6. A pin connection as claimed in claim 5, wherein: the lower surface fixed connection spring (4) of first plate (3), spring (4) other end fixed connection is in fixture block (5), and spring (4) inside is provided with branch (2), and the upper surface of fixture block (5) is connected to branch (2) one end fixed connection.

7. A pin connection as claimed in claim 6, wherein: the clamping groove (18) is connected with the through hole (13) through the supporting rod (2).

8. The utility model provides a double-end connecting pin axle which characterized in that: a pin connection comprising any one of the preceding claims 1-7.