CN213017119U

CN213017119U - Screwless or reduced screw block structure

Info

Publication number: CN213017119U
Application number: CN202021703309.4U
Authority: CN
Inventors: 朱鸿华; 魏飞; 何伟; 何恒毅
Original assignee: TPV Display Technology Xiamen Co Ltd
Current assignee: TPV Display Technology Xiamen Co Ltd; TPV Display Technology China Co Ltd
Priority date: 2020-08-14
Filing date: 2020-08-14
Publication date: 2021-04-20
Anticipated expiration: 2030-08-14

Abstract

The utility model discloses a screwless or screw-reduced clamping structure, which comprises a clamping part and a part matched with the clamping part and fixed on a rear shell, wherein the clamping part is integrally formed, the clamping part is provided with a fixed middle plate, one end surface of the fixed middle plate is provided with a pluggable buckle, the pluggable buckle is pressed and inserted with the part on the rear shell, the other end surface of the fixed middle plate is provided with more than one barb buckle, the barb buckle is inserted with the fixing part of a front shell or a rear shell, the fixing part of the front shell or the rear shell can be fixed on one side of the rear shell by adopting the structure, the structure finishes the fixing by arranging the buckle on the two end surfaces of the fixed middle plate to match with the part matched with the fixing part on the rear shell, the locking effect can be achieved by pressing, the bidirectional fixing is finished, no buckling holes are required to be arranged on the two plates, no dismounting tool is required, and in addition, and the risk that defective products are generated due to human action negligence in the production process is reduced.

Description

Screwless or reduced screw block structure

Technical Field

The utility model relates to a screwless or reduce screw block structure.

Background

The closest technology of the present invention is the utility model of patent No. CN201821141613.7 "plate fixing pin, antenna reflection plate and antenna", as shown in fig. 1, wherein the plate fixing pin 01 is used to realize the mutual fixation between plates, and comprises a plugging column 011, a front stop portion 012 and a rear stop portion 013 correspondingly connected to the front and rear ends of the plugging column 011 along the plugging direction, and a limit protrusion 014 arranged at the periphery of the plugging column 011; the plate fixing pin is applied to the antenna reflection plate 01000 and comprises a first plate 02 and a second plate 03 which are stacked, wherein a positioning groove 022 is formed in one face, back to the second plate 03, of the first plate 02, the plate fixing pin 01 can penetrate through a preset through hole 021 formed in the plate, a front blocking portion 012 and a rear blocking portion 013 are correspondingly abutted to two end faces, back to back, of the two outermost plates, the end faces of the two ends of the limiting protrusion 014 in the plugging direction abut against the end faces, opposite to the two adjacent plates, of the two adjacent plates respectively, the rear blocking portion 013 comprises a substrate and a second elastic arm 0132 radially extending from the substrate 0131, a driving hole 01311 is formed in the axis position, corresponding to the plugging column 011, of the substrate 0131, the driving hole 01311 is an inner hexagonal hole, and the driving hole 01311 is inserted into the wrench to drive the plate fixing pin 01 to rotate.

The existing screwless or reduction screw block structure is the same as the above structure, all adopts one-way eye-splice, does not carry out whole two-way cooperation fixed, and is fixed unstable, and the drive hole is hexagon socket, will insert the drive hole with the help of the spanner and drive the plate fixed pin is rotatory, has caused the inconvenience of operation, and the installation needs to spend great time energy, and in addition, above-mentioned lock is paid the structure in the processing procedure, probably because of the carelessness of artificial action, leads to the production of defective products.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model aims to provide a two-way fixed, convenient operation's screwless or reduce screw block structure.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a screwless or screw-reducing clamping structure comprises a clamping component and a component which is matched with the clamping component and fixed on a rear shell, wherein the clamping component is integrally formed and is provided with a fixed middle plate, one end face of the fixed middle plate is provided with a pluggable buckle, the pluggable buckle and the component on the rear shell are pressed and spliced together, the other end face of the fixed middle plate is provided with more than one barb type buckle, and the barb type buckle and a fixing piece of a front shell or the rear shell are spliced together.

Furthermore, but plug-in buckle is the arc wall, and the opening of arc wall is less than arc diameter or curved maximum chord length, the part on the backshell is the arc post that corresponds with the arc wall, with the arc wall block.

Furthermore, the reinforcing ribs extend towards two sides of the two ends of the opening of the pluggable buckle.

Furthermore, the barb type buckle comprises a center pillar and two sides of elastic arms, the bottom ends of the two sides of elastic arms and the bottom end of the center pillar are connected into a whole, the free ends of the two sides of elastic arms are provided with abutting convex planes for abutting against the fixing part of the front shell or the rear shell, and the fixing part of the front shell or the rear shell is provided with buckle holes corresponding to the abutting convex planes of the two sides of elastic arms and clamped with the barb type buckle.

Furthermore, the fixed middle plate is provided with arc-shaped bent plates at two ends, and the fixing part of the front shell or the rear shell is correspondingly provided with a yielding groove or a yielding hole matched with the arc-shaped bent plates.

Furthermore, the connecting end of the components on the rear shell and the rear shell is in a cross shape.

Furthermore, the clamping part is made of plastic materials through injection molding.

Furthermore, the components on the rear shell and the rear shell are integrally formed.

The utility model adopts the technical proposal that a screw-free clamping structure is used, the clamping structure comprises a clamping part and a part which is matched with the clamping part and is fixed on the back shell, the clamping part is integrally formed, the clamping part is provided with a fixed middle plate, one end surface of the fixed middle plate is provided with a pluggable buckle, the pluggable buckle is pressed and inserted with the part on the back shell when in installation and fixation, the two ends of the opening of the pluggable buckle extend reinforcing ribs towards two sides, so that the part on the back shell can be more easily extruded into the pluggable buckle, the upper end of the part on the back shell is integrally formed with the back shell plate, the buckling and the disassembly are convenient, the other end surface of the fixed middle plate is provided with two barb buckles, the two barb buckles are respectively arranged in two buckling holes which are preset on the fixed piece, the free ends of the elastic arms at two sides of the barb buckles are provided with abutting convex planes for abutting against the fixed piece, just so can fix the mounting of preceding shell or backshell in backshell one side, this structure is equipped with the buckle cooperation through fixed medium plate both ends face and accomplishes fixedly rather than the part of fixing on the backshell that matches, presses down and to reach the lock solid effect, accomplishes two-way fixed, need not all be equipped with the knot hole on two boards, and need not to adopt assembly and disassembly tools, has reduced the risk that probably leads to the defective products to produce because of the human action negligence in the production process.

Drawings

The invention is described in further detail below with reference to the following drawings and embodiments:

FIG. 1 is a schematic view of a prior art plate member fixation;

FIG. 2 is a schematic view of a screwless or screw-less fastening structure according to the present invention;

FIG. 3 is a second schematic view of a screwless or screw-less fastening structure according to the present invention;

fig. 4 is a third schematic structural view of a screwless or screw-less fastening structure according to the present invention.

Detailed Description

The utility model discloses as shown in fig. 2 or fig. 3 or fig. 4, including block part 2 and rather than the fixed part 1 on backshell 4 that matches, block part 2 integrated into one piece, block part 2 are equipped with fixed medium plate 21, fixed medium plate 21 terminal surface is equipped with pluggable buckle 22, pluggable buckle 22 presses down with part 1 on backshell 4 and pegs graft together, and another terminal surface of fixed medium plate 21 is equipped with more than one barb formula buckle 23, barb formula buckle 23 pegs graft together with preceding shell or backshell 4's mounting 3.

The pluggable buckle 22 is an arc-shaped groove, the opening of the arc-shaped groove is smaller than the arc diameter or the maximum chord length of the arc, and the part 1 on the rear shell 4 is an arc-shaped column corresponding to the arc-shaped groove and clamped with the arc-shaped groove.

The two ends of the opening of the pluggable buckle 22 extend to two sides to form reinforcing ribs 221.

The barb type buckle 23 is composed of a middle column and two side elastic arms, the bottom ends of the two side elastic arms and the bottom end of the middle column are connected into a whole, the free ends of the two side elastic arms are provided with abutting convex planes 231 for abutting against the fixing part 3 of the front shell or the rear shell 4, and the fixing part 3 of the front shell or the rear shell 4 is provided with buckle holes 31 corresponding to the abutting convex planes 231 of the two side elastic arms and clamped with the barb type buckle 23.

The fixing member 3 of the front or rear case 4 is correspondingly provided with a relief groove 32 (refer to fig. 3) or a relief hole 33 (refer to fig. 4) to be matched with the arc-shaped curved plate 211 at both ends of the fixing middle plate 21.

The connecting end of the component 1 on the rear shell 4 and the rear shell is in a cross shape.

The clamping part 2 is made of plastic materials through injection molding.

The part 1 on the rear shell 4 is integrally formed with the rear shell 4.

By adopting the technical scheme, when the rear shell 4 needs to be buckled, the clamping part 2 is firstly pressed on the fixing part 3 of the front shell or the rear shell 4, more than one barb type buckle 23 is clamped and positioned with the fixing part 3 of the front shell or the rear shell 4, and the pluggable buckle 22 corresponding to the clamping part 2 covers the rear shell 4, so that the rear shell 4 can be buckled without using tools or screws or can be reduced; when the backshell 4 needs to be opened, as long as pull up backshell 4 or back-up backshell 4 with some power, just can realize opening backshell 4, block part 2 also can manual dismantlement, consequently the utility model discloses block part 2 can realize two-way fixed and make things convenient for the dismouting.

The foregoing is only a partial embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a no screw or reduce screw block structure which characterized in that: the clamping structure comprises a clamping part and a part which is matched with the clamping part and fixed on the rear shell, the clamping part is integrally formed, the clamping part is provided with a fixed middle plate, one end face of the fixed middle plate is provided with a pluggable buckle, the pluggable buckle and the part on the rear shell are pressed and inserted together, the other end face of the fixed middle plate is provided with more than one barb type buckle, and the barb type buckle and the fixing part of the front shell or the rear shell are inserted together.

2. The screwless or reduced screw engagement structure of claim 1, wherein: but plug-in buckle is the arc wall, and the opening of arc wall is less than arc diameter or curved maximum chord length, the part on the backshell is the arc post that corresponds with the arc wall, with the arc wall block.

3. The screwless or reduced screw engagement structure of claim 2, wherein: the two ends of the opening of the pluggable buckle extend reinforcing ribs towards the two sides.

4. The screwless or reduced screw engagement structure of claim 1, wherein: the barb type buckle is composed of a middle column and two side elastic arms, the bottom ends of the two side elastic arms and the bottom end of the middle column are connected into a whole, the free ends of the two side elastic arms are provided with abutting convex planes for abutting against the fixing part of the front shell or the rear shell, and buckling holes are formed in the abutting convex planes of the fixing part of the front shell or the rear shell corresponding to the two side elastic arms and are clamped with the barb type buckle.

5. The screwless or reduced screw engagement structure of claim 1, wherein: the fixing part of the front shell or the rear shell is correspondingly provided with a yielding groove or a yielding hole matched with the arc-shaped bent plates.

6. The screwless or reduced screw engagement structure of claim 1, wherein: the connecting end of the components on the rear shell and the rear shell is in a cross shape.

7. The screwless or reduced screw engagement structure of claim 1, wherein: the clamping part is made of plastic materials through injection molding.

8. The screwless or reduced screw engagement structure of claim 1, wherein: the components on the rear shell are integrally formed with the rear shell.