CN211314788U

CN211314788U - Magnetic structure lock catch pin shaft

Info

Publication number: CN211314788U
Application number: CN201922152271.XU
Authority: CN
Inventors: 谢家学; 谢家安
Original assignee: Wuxi Xiongyu Group Hanglan Machinery Manufacturing Co ltd
Current assignee: Wuxi Xiongyu Group Hanglan Machinery Manufacturing Co ltd
Priority date: 2019-12-05
Filing date: 2019-12-05
Publication date: 2020-08-21
Anticipated expiration: 2029-12-05

Abstract

The pin connection is a common engineering structure connection mode. The utility model provides a magnetic structure hasp round pin axle. The conventional pin shaft generally needs to be punched on the main pin shaft and then inserted with a bolt, the installation mode is complex in operation, and the pin shaft head has a sharp protruding part after installation, so that people are easily collided, and potential safety hazards exist. The utility model comprises a pin body, a lock core, a lower seat, a top cover and a magnetic ring; the pin body comprises a pin head, a mandrel, a pin rod and a pin handle; the lock core comprises a core ring, a core hole and a magnetic column; the lower seat is provided with an outer ring, a boss and an inner hole; the top cover is provided with an outer cover, an inner column and a groove. Compared with the conventional pin shaft, the utility model discloses utilize magnetism lock core buckle, need not punch at main part round pin epaxial and sell again and go into the bolt, simplified installation operating procedure, eliminated the potential safety hazard, improved the work efficiency and the security performance of structrual installation.

Description

Magnetic structure lock catch pin shaft

Technical Field

The invention belongs to the technical field of machinery, and relates to a magnetic structure lock catch pin shaft.

Background

The pin connection is a common engineering structure connection mode. The conventional pin shaft generally needs to be punched on the main pin shaft and then inserted with a bolt, the installation mode is complex in operation, and the head of the pin shaft is provided with a sharp protruding part after installation, so that people are easily knocked to the pin shaft, and potential safety hazards exist. Therefore, in order to facilitate the installation and the disassembly of the engineering structure, a novel structure lock pin shaft needs to be developed.

Disclosure of Invention

The invention aims to overcome the defects in the prior art and provides a lock catch pin shaft for mounting and dismounting an engineering structure.

According to the technical scheme provided by the invention: the magnetic structure lock catch pin shaft comprises a pin body, a lock core, a lower seat, a top cover and a magnetic ring; the pin body comprises a pin head, a mandrel, a pin rod and a pin handle; a pin handle is arranged on one side of the pin rod, the pin head and the mandrel are arranged on the other side of the pin rod, the outer diameters of the pin head and the pin rod are the same, and the outer diameter of the mandrel is smaller than that of the pin head, so that a clamping groove is formed at the mandrel; the lock core comprises a core ring, core holes and magnetic columns, wherein the core ring is uniformly provided with two core holes along the axial direction, the middle part of the core ring is provided with one core hole along the radial direction, and the three magnetic columns are bonded in the three core holes; the lower seat is provided with an outer ring, a boss and an inner hole, the two lock cylinders are symmetrically arranged at the lower end of the inner part of the lower seat, and the two lock cylinders are sucked together to form an annular hole with the inner diameter smaller than that of the inner hole due to the suction effect of the two radial magnetic columns; the top cover is provided with an outer cover, an inner column and a groove.

As a further improvement of the invention, the top cover is inserted in alignment with the low seat, the inner column can enter the inner part of the outer ring without clearance, and the lug boss enters the groove after being extruded and elastically deformed, so that the top cover and the low seat are butted into a whole.

As a further improvement of the invention, the pin head is conical and can push away the two lock cylinders which are sucked together, and when the two lock cylinders enter the clamping groove at the core shaft, the annular ring formed by the two lock cylinders is clamped in the clamping groove at the core shaft.

As a further improvement of the invention, the magnetic ring is magnetized in the radial direction; when the pin shaft is disassembled, the magnetic ring is sleeved into the whole body formed by the lock cylinders, the low seat and the top cover, the two lock cylinders are separated by the suction force of the magnetic ring, the whole body formed by the lock cylinders, the low seat and the top cover can be taken out, the pin head can be taken out from the required connecting hole, and the disassembling work of the pin shaft is completed.

The invention has the advantages that: compared with the conventional pin shaft, the magnetic lock core buckle is utilized, the main body pin shaft is not required to be punched and then the pin is inserted, the installation operation procedure is simplified, no external protrusion exists at the head part of the pin shaft after installation, and potential safety hazards are eliminated. The invention is convenient to mount and dismount, and improves the working efficiency and safety performance of structural mounting.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention when installed:

FIG. 2 is a schematic view of the overall structure of the present invention when disassembled;

fig. 3 is a schematic view of the pin structure of the present invention.

Fig. 4 is a schematic structural diagram of the lock core of the invention.

FIG. 5 is a schematic view of a low seat structure according to the present invention.

Fig. 6 is a schematic view of the installation of the lock cylinder of the present invention.

Fig. 7 is a schematic view of the structure of the hair capping device of the present invention.

Description of reference numerals: 10-pin body, 11-pin head, 12-mandrel, 13-pin rod, 14-pin handle, 20-lock core, 21-core ring, 22-core hole, 23-magnetic column, 30-low seat, 31-outer ring, 32-lug boss, 33-inner hole, 40-top cover, 41-outer cover, 42-inner column, 43-groove and 50-magnetic ring.

Detailed Description

The invention is further illustrated by the following specific figures and examples.

As shown in fig. 1-7: the invention mainly comprises a pin body 10, a lock core 20, a lower seat 30, a top cover 40 and a magnetic ring 50; the pin body 10 comprises a pin head 11, a mandrel 12, a pin rod 13 and a pin handle 14; a pin handle 14 is arranged on one side of the pin rod 13, the pin head 11 and the mandrel 12 are arranged on the other side of the pin rod 13, the outer diameters of the pin head 11 and the pin rod 13 are the same, and the outer diameter of the mandrel 12 is smaller than that of the pin head 11, so that a clamping groove is formed at the mandrel 12; the lock core 20 comprises a core ring 21, core holes 22 and magnetic columns 23, wherein the core ring 21 is uniformly provided with two core holes 22 along the axial direction, the middle part of the core ring 21 is provided with one core hole 22 along the radial direction, and the three magnetic columns 23 are bonded in the three core holes 22 (see fig. 4); the lower seat 30 is provided with an outer ring 31, a boss 32 and an inner hole 33, the two lock cylinders 20 are symmetrically arranged at the lower end of the inner part of the lower seat 30 (see fig. 6), and the two lock cylinders 20 are attracted together to form an annular hole with an inner diameter smaller than that of the inner hole 33 due to the attraction of the two radial magnetic columns 23; the top cover 40 is provided with an outer cover 41, an inner column 42 and a groove 43; the magnetic ring 50 is magnetized radially.

When the top cover 40 is inserted into the lower seat 30, the inner post 42 can enter the inner part of the outer ring 31 without clearance, and the boss 32 is pressed to be elastically deformed and then enter the groove 43, so that the top cover 40 and the lower seat 30 are completely butted into a whole, and the two lock cylinders 20 can slide in the radial direction in the clearance formed by the top cover 40 and the lower seat 30.

In a specific application, as shown in fig. 1-7, firstly, two lock cylinders 20 are symmetrically placed at the lower end of the inner part of a lower seat 30 (see fig. 6), and the two lock cylinders 20 are attracted together to form an annular hole with an inner diameter smaller than that of the inner hole 33 due to the attraction of two radial magnetic columns 23; the top cover 40 is inserted into the lower seat 30, the inner post 42 enters the inner part of the outer ring 31, and the boss 32 is pressed into the groove 43, so that the top cover 40 and the lower seat 30 are completely butted, and the lock cylinder 20, the lower seat 30 and the top cover 40 are combined into a whole.

When a pin shaft is installed, the pin body 10 (see fig. 3) penetrates through an inner hole of a component to be connected, after the core shaft 12 penetrates through a connecting hole to be connected, the whole body formed by the lock core 20, the lower seat 30 and the top cover 40 is sleeved into the pin head 11, because the pin head 11 is conical, the two lock cores 20 which are attracted together can be pushed open, when the two lock cores 20 enter the clamping groove position of the core shaft 12, the two magnetic columns 23 are attracted again, so that the lock cores 20 form an annular hole with the inner diameter smaller than that of the inner hole 33, an annular ring formed by the two lock cores 20 is clamped in the clamping groove (see fig. 3) of the core shaft 12, and the whole body formed by the lock cores 20, the lower seat 30 and the top cover 40 is clamped at the other end of the component hole to be connected, so that the pin body 10 is fixed in the connecting hole to be connected, and.

When the pin shaft is disassembled, the magnetic ring 50 is sleeved into the whole body formed by the lock cylinders 20, the lower seat 30 and the top cover 40 (see fig. 2), because the suction force between the magnetic ring 50 and the magnetic columns 23 is greater than the suction force between the two magnetic columns 23, the two lock cylinders 20 are separated, the whole body formed by the lock cylinders 20, the lower seat 30 and the top cover 40 can be taken out, the pin head 11 can be taken out from a required connecting hole, so that the pin body 10 is taken out, and the disassembling work of the pin shaft is completed.

Claims

1. The utility model provides a magnetism structure hasp round pin axle which characterized in that: the magnetic structure lock catch pin shaft mainly comprises a pin body (10), a lock core (20), a lower seat (30), a top cover (40) and a magnetic ring (50); the pin body (10) comprises a pin head (11), a mandrel (12), a pin rod (13) and a pin handle (14); a pin handle (14) is arranged on one side of the pin rod (13), the pin head (11) and the mandrel (12) are arranged on the other side of the pin rod, the outer diameters of the pin head (11) and the pin rod (13) are the same, and the outer diameter of the mandrel (12) is smaller than that of the pin head (11), so that a clamping groove is formed in the position of the mandrel (12); the lock core (20) comprises a core ring (21), core holes (22) and magnetic columns (23), wherein the core ring (21) is uniformly provided with two core holes (22) along the axial direction, the middle part of the core ring (21) is provided with one core hole (22) along the radial direction, and the three magnetic columns (23) are bonded in the three core holes (22); an outer ring (31), a boss (32) and an inner hole (33) are arranged on the lower seat (30), the two lock cylinders (20) are symmetrically arranged at the lower end of the inner part of the lower seat (30), and the two lock cylinders (20) are attracted together to form an annular hole with the inner diameter smaller than that of the inner hole (33) due to the attraction of the two radial magnetic columns (23); the top cover (40) is provided with an outer cover (41), an inner column (42) and a groove (43).

2. The magnetic construction locking pin of claim 1, characterized in that: the top cover (40) is inserted into the lower seat (30) in alignment, the inner column (42) can enter the inner part of the outer ring (31) without clearance, and the boss (32) is extruded to be elastically deformed and then enters the groove (43), so that the top cover (40) and the lower seat (30) are butted into a whole.

3. The magnetic construction locking pin of claim 1, characterized in that: the pin head (11) is conical, the two lock cylinders (20) which are sucked together can be pushed away, and when the two lock cylinders (20) enter the clamping groove at the position of the core shaft (12), an annular ring formed by the two lock cylinders (20) is clamped in the clamping groove at the position of the core shaft (12).

4. The magnetic construction locking pin of claim 1, characterized in that: the magnetic ring (50) is magnetized in the radial direction; when the pin shaft is disassembled, the magnetic ring (50) is sleeved outside the whole body formed by the lock cylinders (20), the low seat (30) and the top cover (40), the two lock cylinders (20) are separated by the suction force of the magnetic ring (50), the whole body formed by the lock cylinders (20), the low seat (30) and the top cover (40) can be taken out, the pin head (11) can be taken out from the required connecting hole, and the disassembling work of the pin shaft is completed.