CN211599209U

CN211599209U - Lantern rivet with high bearing pressure

Info

Publication number: CN211599209U
Application number: CN201921886036.9U
Authority: CN
Inventors: 陈家栋; 戴国华
Original assignee: Wuxi Ruibeite Fastening System Co ltd
Current assignee: Wuxi Ruibeite Fastening System Co ltd
Priority date: 2019-11-05
Filing date: 2019-11-05
Publication date: 2020-09-29
Anticipated expiration: 2029-11-05

Abstract

The utility model discloses a lantern rivet of high pressure-bearing relates to lantern rivet technical field. This lantern rivet of high pressure-bearing, including nail core and riveting thing, breakpoint groove and spacing groove have been seted up on the outer wall of nail core, the bottom fixed mounting of nail core has the head of a nail, the cover is equipped with nail shell and spacing cap on the one side that the nail core is close to the head of a nail, the nail shell groove has been seted up on the outer wall of nail shell, the bottom fixed mounting of spacing cap has sealing rubber pad, the top of nail shell and the bottom fixed connection of spacing cap, the top fixed mounting of spacing cap has the lock ring, the lock ring is close to nail core one side and is provided with the buckle with spacing groove assorted, the riveting has the lantern rivet on the riveting thing. The device is provided with the breakpoint groove and the limiting groove on the nail core respectively, the limiting groove can replace the breakpoint groove to continue to be used when the breakpoint groove can not be used, the breaking force of the nail core can not be caused to be lower due to the increase of the breakpoint groove to a certain extent, and the problem that the breakpoint of the nail core is exposed or sags after riveting is solved to a certain extent.

Description

Lantern rivet with high bearing pressure

Technical Field

The utility model relates to a lantern rivet technical field specifically is a lantern rivet of high pressure-bearing.

Background

Lantern rivet refers to the part that utilizes self deformation or interference connection by the riveted piece in the riveting, and lantern rivet is fixed through dedicated hand riveter as a fixed connection spare commonly used, convenient operation, and the range of application is extremely extensive, and current lantern rivet often appears not hard up phenomenon between riveting after the riveting and the riveting, directly influences its usability and security.

When the common lantern rivet is riveted, the rivet body is expanded after the large end of the rivet core is pulled, and the rivet core is pulled off from a breakpoint arranged at a specific position of the rivet core through a hand riveter, so that two workpieces are connected together. However, because the position of the break point is fixed, the lantern rivet can only play a good role when riveting a workpiece with a certain thickness, and when the thickness of the workpiece to be riveted is larger or smaller, the problems that the riveting is not firm or the broken core extends out for a long time and the like can occur, so that the riveting range is greatly limited.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lantern rivet of high pressure-bearing 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 lantern rivet of high pressure-bearing, includes nail core and riveting thing, breakpoint groove and spacing groove have been seted up on the outer wall of nail core, the bottom fixed mounting of nail core has the head of a nail, the cover is equipped with nail shell and spacing cap on the one side that the nail core is close to the head of a nail, the nail shell groove has been seted up on the outer wall of nail shell, the bottom fixed mounting of spacing cap has sealing rubber pad, the top of nail shell and the bottom fixed connection of spacing cap, the top fixed mounting of spacing cap has the lock ring, the lock ring is close to nail core one side and is provided with the buckle with spacing groove assorted, the riveting has the lantern rivet on the riveting thing.

Preferably, the number of the breakpoint grooves is eight, the breakpoint grooves are sequentially arranged on the outer wall of the nail core, and the breakpoint grooves are arranged at the middle upper part of the nail core.

Preferably, the limiting grooves are trapezoidal, the trapezoidal inclined surfaces face downwards, the number of the limiting grooves is twenty-five, the limiting grooves are sequentially arranged on the nail core, and the limiting grooves and the breakpoint grooves are not overlapped.

Preferably, the number of the nail shell grooves is four groups, the nail shell grooves are evenly distributed on the nail shell, and the notches of the nail shell grooves are small.

Preferably, the diameter of the nail head is larger than that of the nail core.

Preferably, the nail shell, the limiting cap and the nail core are movably connected.

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

(1) according to the high-pressure-bearing lantern rivet, the breaking point groove and the limiting groove are respectively arranged on the rivet core, when the breaking point groove cannot be used, the limiting groove can replace the breaking point groove to be used continuously, the breaking force of the rivet core cannot be lowered due to the increase of the breaking point groove to a certain extent, the breaking position of the rivet core is ensured to be always matched with the rivet body at the bottommost position, and the problem that the breaking point of the rivet core is exposed or sunk after riveting is solved to a certain extent; meanwhile, the lantern rivet has a larger riveting range to a certain extent, and the riveting requirements of riveted parts with different thicknesses are met.

(2) The high-pressure-bearing lantern rivet has the advantages that the rivet cap is specially enlarged, so that the stress area between the bulged and dispersed rivet shell and the riveted part is increased, the anti-loosening effect is achieved to a certain extent, meanwhile, the stress of the rivet core is facilitated, and the stress strength of the lantern rivet is increased to a certain extent.

(3) This lantern rivet of high pressure-bearing, sealing rubber pad has been added in the bottom of spacing cap to this device for lantern rivet is when the riveting, and sealed glue on stem and the rivet body is filled in gap between them, thereby has improved lantern rivet's waterproof nature to a certain extent, has also improved lantern rivet's corrosion resistance to a certain extent simultaneously.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a schematic view of the structure of the center core of the present invention;

fig. 3 is the lantern rivet riveting schematic diagram of the present invention.

In the figure: 1 locking ring, 2 limiting caps, 3 sealing rubber pads, 4 nail shells, 5 nail caps, 6 nail shell grooves, 7 nail cores, 8 breakpoint grooves, 9 limiting grooves and 10 rivets.

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. 1-3, the present invention provides a technical solution: a lantern rivet with high bearing pressure comprises a nail core 7 and a rivet 10, wherein the outer wall of the nail core 7 is provided with breakpoint grooves 8 and limit grooves 9, eight groups of breakpoint grooves 8 are sequentially arranged on the outer wall of the nail core 7, the breakpoint grooves 8 are positioned at the upper middle part of the nail core, the limit grooves 9 are trapezoidal and have downward trapezoidal inclined surfaces, twenty-five groups of limit grooves 9 are sequentially arranged on the nail core 7, the limit grooves 9 and the breakpoint grooves 8 are not overlapped, a nail cap 5 is fixedly arranged at the bottom end of the nail core 7, the diameter of the nail cap 5 is larger than that of the nail core 7, a nail shell 4 and a limit cap 2 are sleeved on one side of the nail core 7 close to the nail cap 5, the nail shell 4 and the limit cap 2 are movably connected with the nail core 7, the outer wall of the nail shell 4 is provided with four groups of nail shell grooves 6, the nail shell grooves 6 are uniformly distributed on the nail shell 4, the notch of the nail shell grooves 6 is small, and a sealing rubber gasket 3 is fixedly arranged at the bottom of the limit cap 2, the top end of the nail shell 4 is fixedly connected with the bottom of the limiting cap 2, the top of the limiting cap 2 is fixedly provided with a locking ring 1, one side of the locking ring 1, which is close to the nail core 7, is provided with a buckle matched with the limiting groove 9, the rivet 10 is riveted with a lantern rivet, when the lantern rivet is used, a lantern rivet gun is used to arrange the lantern rivet on the rivet 10, after the lantern rivet gun is started, the limiting cap 2 is pressed while the nail core 7 is pulled, after the nail shell 4 is extruded by the nail cap 5, the nail shell 4 is extruded and expanded to be dispersed through the guidance of the nail shell groove 6, the diameter of the nail cap 5 is larger, so that the dispersion of the nail shell 4 is limited, meanwhile, the contracted nail core 7 is locked through the matching of the limiting groove 9 and the locking ring 1, meanwhile, the sealing rubber gasket 3 at the bottom of the limiting cap 2 is tightly attached to the rivet 10 under the pressure of the limiting cap 2, the dispersed part of the nail shell 4 extruded by the nail cap 5 is attached to the, and the riveting work can be finished by selecting a proper cutting position through the breakpoint slot 8.

When the lantern rivet is used, the lantern rivet is arranged on the riveting object 10 by using a lantern rivet gun, after the lantern rivet gun is started, the limiting cap 2 is pressed when the rivet core 7 is pulled, the rivet shell 4 is pressed by the aid of the rivet cap 5, the rivet shell 4 is extruded and bulged to be dispersed, the diameter of the rivet cap 5 is large, the dispersion of the rivet shell 4 is limited, meanwhile, the rivet core 7 is locked and contracted by matching of the limiting groove 9 and the locking ring 1, meanwhile, the sealing rubber pad 3 at the bottom of the limiting cap 2 is tightly attached to the riveting object 10 under the action of pressure of the limiting cap 2, the dispersed part of the rivet shell 4 extruded by the rivet cap 5 is attached to the riveting object 10, and a proper cut-off position is selected through the cut-off groove 8 or the limiting groove 9, so that the riveting work can be completed.

In summary, the following steps: the device has a simple structure, is convenient to operate, solves the problem that the conventional lantern rivet is loosened with a riveted object after being riveted to a certain extent, and improves the stress strength of the lantern rivet to a certain extent, the device is provided with the breakpoint slot 8 and the limiting slot 9 respectively on the nail core 7, when the breakpoint slot 8 cannot be used, the limiting slot 9 can replace the breakpoint slot 8 to be continuously used, so that the breaking force of the nail core 7 cannot be lowered due to the increase of the breakpoint slot 8 to a certain extent, the device is favorable for ensuring that the breaking position of the nail core 7 is always at the bottommost position matched with the rivet body, and the problem that the breakpoint of the nail core 7 is exposed or sunk after being riveted is solved to a certain extent; meanwhile, the lantern rivet has a larger riveting range to a certain extent, and meets the riveting requirements of riveted parts with different thicknesses, the rivet cap of the device is specially enlarged, so that the stressed area between the bulged and dispersed rivet shell and the riveted parts is increased, the anti-loosening effect is achieved to a certain extent, meanwhile, the stress of the rivet core 7 is facilitated, and the stress strength of the lantern rivet is increased to a certain extent.

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 lantern rivet of high pressure-bearing, includes mandrel (7) and riveting thing (10), its characterized in that: the outer wall of the nail core (7) is provided with a breakpoint groove (8) and a limiting groove (9), the bottom end of the nail core (7) is fixedly provided with a nail cap (5), one side of the nail core (7) close to the nail cap (5) is sleeved with a nail shell (4) and a limiting cap (2), the outer wall of the nail shell (4) is provided with a nail shell groove (6), the bottom of the limiting cap (2) is fixedly provided with a sealing rubber pad (3), the top end of the nail shell (4) is fixedly connected with the bottom of the limiting cap (2), the top of the limiting cap (2) is fixedly provided with a locking ring (1), one side of the locking ring (1) close to the nail core (7) is provided with a buckle matched with the limiting groove (9), and a lantern rivet is riveted on a riveting object (10),

the quantity of breakpoint groove (8) is eight groups and is located on the outer wall of nail core (7) in proper order and breakpoint groove (8) are located the middle and upper position in the nail core, spacing groove (9) present trapezoidal and trapezoidal inclined plane downwards, and the quantity of spacing groove (9) is twenty-five groups and arranges in proper order on nail core (7) and spacing groove (9) and breakpoint groove (8) do not overlap the setting.

2. A high pressure bearing lantern rivet according to claim 1, characterized in that: the number of the nail shell grooves (6) is four groups which are uniformly distributed on the nail shell (4), and the notches of the nail shell grooves (6) are small.

3. A high pressure bearing lantern rivet according to claim 1, characterized in that: the diameter of the nail cap (5) is larger than that of the nail core (7).

4. A high pressure bearing lantern rivet according to claim 1, characterized in that: the nail shell (4), the limiting cap (2) and the nail core (7) are movably connected.