CN212003890U

CN212003890U - Novel positioning bayonet lock

Info

Publication number: CN212003890U
Application number: CN202020407404.3U
Authority: CN
Inventors: 付到友
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-26
Filing date: 2020-03-26
Publication date: 2020-11-24
Anticipated expiration: 2030-03-26

Abstract

The utility model discloses a novel location bayonet lock, including pin and limit stop, peg graft in limit stop's pinhole in the pin activity, limit stop fixed mounting is in one side of limit threaded rod, limit threaded rod's upper end is equipped with the screw thread axle, has cup jointed fastening nut through helicitic texture on the screw thread axle, the dowel sleeve pipe has been cup jointed in the activity on the limit threaded rod, the fixed three angle steel sheets of welding in one side of dowel sleeve pipe, the lower extreme welding of three angle steel sheets has the pin. Compared with a common connecting fastener, the positioning bayonet lock solves the problem of aligning the template structure, and realizes rigid connection between the template and the template. This novel location bayonet lock through being equipped with limit stop and the sheathed tube structure of shop bolt for the template location is accurate, the atress is even, and it is stable to connect the back structure fastening, and in the use of location bayonet lock, the component is lossless basically, and reuse rate is high.

Description

Novel positioning bayonet lock

Technical Field

The utility model relates to a location bayonet lock technical field specifically is a novel location bayonet lock.

Background

The buckle is a mechanism buckle used for embedded connection or integral locking of one part and another part, generally, the buckle consists of a positioning piece and a fastening piece, and the positioning bayonet lock is designed for realizing construction of a rigid connection part and a special part in a GMT template steel frame early-dismantling system. The top formwork or the wall formwork is designed and developed for being matched with a formwork at a special part in a GMT formwork steel frame early-dismantling system. The existing positioning bayonet lock has the problems of small operation space and difficult construction of the pin in the construction of an aluminum template, a GMT template or a wood template, and a novel positioning bayonet lock is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel location bayonet lock to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel location bayonet lock, includes pin and limit stop, the pin activity is pegged graft in limit stop's pinhole, limit stop fixed mounting is in one side of limit threaded rod, limit threaded rod's upper end is equipped with the screw thread axle, and the epaxial fastening nut that has cup jointed through helicitic texture of screw thread, the dowel sleeve pipe has been cup jointed in the activity on the limit threaded rod, three angle steel plates of fixed welding in one side of dowel sleeve pipe, three angle steel plate's lower extreme welding has the pin.

Preferably, a through groove vertically penetrates through the positioning pin sleeve, and the internal structure of the through groove is matched with the surface structure of the limiting threaded rod.

Preferably, the triangular steel plate is formed by two vertically welded steel plates, and the cross section of the triangular steel plate is of a T-shaped structure.

Preferably, the length of the locating pin sleeve is greater than that of the limiting threaded rod, and after the fastening nut is installed downwards, the bottom end of the fastening nut is in contact with the top end of the locating pin sleeve.

Preferably, the width of the limit threaded rod is larger than the diameter of the threaded shaft.

Preferably, the upper end of the fastening nut is welded with a hexagon nut, the fastening nut and the hexagon nut are simultaneously provided with threaded holes in a penetrating mode, and threads on the threaded holes are matched with threads on the threaded shaft.

Preferably, the two ends of the fastening nut are fixedly welded with fastening columns, and the height of each fastening column is lower than that of the fastening nut.

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

compared with a common connecting fastener, the positioning bayonet lock solves the problem of aligning the template structure, and realizes rigid connection between the template and the template. According to the novel positioning bayonet lock, the structure provided with the limit stop and the positioning pin sleeve enables the template to be accurately positioned and uniformly stressed, the structure is fastened and stable after connection, and in the use process of the positioning bayonet lock, components are basically free of loss, and the repeated utilization rate is high; the novel positioning bayonet lock is quick and convenient to mount and dismount, and time and labor are saved by the structure provided with the limiting threaded rod and the fastening nut; through the overall structure of novel location bayonet lock, the effectual GMT template of solving, aluminium template or the problem of plank sheathing location of connecting each other have removed the restriction that can only use single type template in joining in marriage the mould design process, promote the flexibility ratio of design and construction.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the middle limit threaded rod of the present invention;

FIG. 3 is a schematic view of the structure of the dowel sleeve of the present invention;

fig. 4 is a schematic view of the fastening nut of the present invention.

In the figure: 1 locating pin sleeve, 101 pins, 102 triangular steel plates, 2 limit threaded rods, 201 threaded shafts, 3 limit stoppers, 301 pin holes, 4 fastening nuts, 401 threaded shafts, 402 hexagonal nuts and 403 threaded holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a novel location bayonet lock, includes pin 101 and limit stop 3, and pin 101 activity is pegged graft in limit stop 3

's pinhole

301, and 3 fixed mounting of limit stop are in one side of limit threaded rod 2, and the upper end of limit threaded rod 2 is equipped with screw thread axle 201, has cup jointed fastening nut 4 through helicitic texture on the screw thread axle 201, and the activity has cup jointed dowel sleeve pipe 1 on the limit threaded rod 2, and the fixed three angle steel sheets 102 of welding in one side of dowel sleeve pipe 1, the lower extreme welding of three angle steel sheets 102 has pin 101.

A through groove is vertically penetrated in the positioning pin sleeve 1, and the internal structure of the through groove is matched with the surface structure of the limiting threaded rod 2.

The triangular steel plate 102 is formed by two steel plates that are vertically welded, and the cross section of the triangular steel plate 102 has a T-shaped structure.

The length of dowel sleeve pipe 1 is greater than the length of spacing threaded rod 2, and when fastening nut 4 down-mounted back, the bottom of fastening nut 4 and the top contact of dowel sleeve pipe 1.

The width of the limit threaded rod 2 is larger than the diameter of the threaded shaft 201.

The upper end of the fastening nut 4 is welded with a hexagonal nut 402, the fastening nut 4 and the hexagonal nut 402 are simultaneously provided with a threaded hole 403 in a penetrating manner, and threads on the threaded hole 403 are matched with threads on the threaded shaft 201.

The two ends of the fastening screw cap 4 are fixedly welded with fastening columns 401, and the height of the fastening columns 401 is lower than that of the fastening screw cap 4.

When using, the location bayonet lock is with GMT template frame and mounting joint between limit stop 3 and three angle steel plates 102, fastening nut 4 extrudees dowel sleeve pipe 1 and limit stop 3 position, thereby make limit stop 3 and dowel sleeve pipe 1 compress tightly the junction of two templates, when demolising the template, twist fastening nut 4, not hard up dowel sleeve pipe 1 can take off pin 101, make pin 101 to the clamp of template tightly with dismantle convenient to use, the flexibility of GMT template steel frame system construction has further been promoted, and it is stable to connect the back structure fastening, the installation, dismantle swiftly convenient, labour saving and time saving, in the use of pin 101, the component is basically lossless, reuse rate is high.

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

Claims

1. The utility model provides a novel location bayonet lock, includes pin (101) and limit stop (3), pin (101) activity is pegged graft in pinhole (301) of limit stop (3), its characterized in that: the utility model discloses a positioning pin sleeve, including limit stop (3), limit screw (2), threaded shaft (201), fastening nut (4) have been cup jointed through helicitic texture on the upper end of limit screw (2), three angle steel sheets (102) of one side fixed weld of angle steel sheet (1), the lower extreme welding of three angle steel sheets (102) has pin (101).

2. A new detent according to claim 1 wherein: a through groove is vertically penetrated in the positioning pin sleeve (1), and the internal structure of the through groove is matched with the surface structure of the limiting threaded rod (2).

3. A new detent according to claim 1 wherein: the triangular steel plate (102) is composed of two steel plates which are vertically welded, and the section of the triangular steel plate (102) is of a T-shaped structure.

4. A new detent according to claim 1 wherein: the length of dowel sleeve pipe (1) is greater than the length of spacing threaded rod (2), and after fastening nut (4) installed downwards, the bottom of fastening nut (4) contacted with the top of dowel sleeve pipe (1).

5. A new detent according to claim 1 wherein: the width of the limit threaded rod (2) is larger than the diameter of the threaded shaft (201).

6. A new detent according to claim 1 wherein: the upper end welding of fastening nut (4) is equipped with hexagon nut (402), and passes through simultaneously on fastening nut (4) and hexagon nut (402) and be equipped with screw hole (403), the screw thread on screw hole (403) is identical with the screw thread on threaded shaft (201).

7. A new detent of claim 6 wherein: and the two ends of the fastening screw cap (4) are fixedly welded with fastening columns (401), and the height of the fastening columns (401) is lower than that of the fastening screw cap (4).