CN208227528U

CN208227528U - A kind of aluminum border structure

Info

Publication number: CN208227528U
Application number: CN201820895335.8U
Authority: CN
Inventors: 黄天华
Original assignee: Shenzhen Pretech Xun Technology Co Ltd
Current assignee: Shenzhen Pretech Xun Technology Co Ltd
Priority date: 2018-06-08
Filing date: 2018-06-08
Publication date: 2018-12-11
Anticipated expiration: 2028-06-08

Abstract

The utility model discloses a kind of aluminum border structures, comprising: four frame bars and the corner for connecting adjacent two frame bar；Each frame bar includes long side wall, short side wall and inner sidewall, short side wall includes bending part and horizontal part, horizontal part is connected to one end of long side wall by bending part, inner sidewall vertically connects the middle part of long side wall, long side wall is provided with the first locating slot close to the end of bending part, horizontal part is convexly equipped with raised line far from the end of long side wall, raised line offers the second locating slot close to horizontal part one end, it invaginates to form an adaptation groove along one side in end face of the raised line far from horizontal part, inner sidewall offers third locating slot far from one end of long side wall, the side of inner sidewall is vertically installed with the 4th side wall, 4th side wall and inner sidewall are far from one orientation angle of long side wall one end formation.Technical solutions of the utility model reduce the spare and accessory parts of assembling and the complexity of structure, make assembling more efficient while reducing material cost, convenient, make maintenance time saving, reduce cost.

Description

A kind of aluminum border structure

Technical field

The utility model relates to electronic product border structure field, in particular to a kind of aluminum border structure.

Background technique

With the development of science and technology, the advantages such as audio-visual education programme machine is easy to operate with its, multi-functional, harmless in education sector are Through gradually instead of traditional blackboard.Existing audio-visual education programme machine is due to limitation suffered in structure design, after being completed Often there are the problems such as bad infrared light leakage, infrared touch, frame out-of-flatness, assembled disassembly inconvenience；To PCB circuit board material Phenomena such as material wears spelling and requires height, easily causes material scrap, and assembly time is long, difficulty of doing over again.

Utility model content

The main purpose of the utility model is to propose a kind of aluminum border structure, it is intended to simplify assembly, optimize structure, reduce aluminium Frame PCB card slot precision；The spare and accessory parts of assembling and the complexity of structure are reduced, assembling is made while reducing material cost more Increase effect, it is convenient, it makes maintenance time saving, reduces cost.

To achieve the above object, the utility model proposes a kind of aluminum border structures, comprising: four frame bars and for connecting phase The corner of adjacent two frame bars；Each frame bar includes long side wall, short side wall and inner sidewall, and the short side wall includes curved Folding part and horizontal part, the horizontal part are connected to one end of the long side wall by the bending part, and the inner sidewall vertically connects The middle part of the long side wall is connect, the inner sidewall is arranged in parallel with the horizontal part；The long side wall is close to the bending part End is provided with the first locating slot, and the horizontal part is convexly equipped with raised line far from the end of the long side wall, and the raised line is close to institute It states horizontal part one end and offers the second locating slot, the opening direction of second locating slot deviates from the long side wall, the raised line Invaginate to form an adaptation groove along one side far from the end face of the horizontal part, the notch of the adaptation groove towards the long side wall, And the adaptation groove and first locating slot are located at same level；The inner sidewall is opened up far from one end of the long side wall There is a third locating slot, the notch of the third locating slot is towards the horizontal part；The inner sidewall deviates from the one of the short side wall It is vertically installed with the 4th side wall in the middle part of side, is connected with the 5th side wall between the 4th side wall and long side wall, the inner sidewall, It goes between 4th side wall, the 5th side wall and the long side wall into angle groove, the 4th side wall is remote with the inner sidewall An orientation angle is formed from described long side wall one end.

Preferably, the bending part is connect with described long side wall one end, the other end of the bending part and the long side wall Between angle be acute angle.

Preferably, the third locating slot is located at the side of second locating slot far from the long side wall.

Preferably, the corner includes two plug divisions being mutually connected vertically, each plug division with the corner Slot adaptation.

Compared with prior art, the utility model has the beneficial effects that simplifying assembly, structure is optimized, reduces aluminium side Frame PCB card slot precision.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.

Fig. 1 is the aluminum border structure schematic diagram of the utility model；

Fig. 2 is the cross section structure schematic diagram of frame bar at A-A in Fig. 1；

Fig. 3 is the assembling schematic diagram at the utility model aluminum border structure A-A；

Fig. 4 is the structural schematic diagram of the utility model section corner.

The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.

Specific embodiment

A kind of aluminum border structure that the present embodiment proposes, for assembling electronic whiteboard a, infrared b and pcb board C, such as Fig. 1 With shown in Fig. 2 comprising: four frame bars 100 and the corner 200 for connecting adjacent two frame bar 100；Each frame bar 100 Including long side wall 110, short side wall 120 and inner sidewall 130, short side wall 120 includes bending part 121 and horizontal part 122, horizontal part 122 are connected to one end of long side wall 110 by bending part 121, and inner sidewall 130 vertically connects the middle part of long side wall 110, inner sidewall 130 are arranged in parallel with horizontal part 122；Long side wall 110 is provided with the first locating slot 111, horizontal part close to the end of bending part 121 122 ends far from long side wall 110 are convexly equipped with raised line 1221, and raised line 1221 offers the second positioning close to 122 one end of horizontal part The opening direction of slot 1222, the second locating slot 1222 deviates from long side wall 110, and end face of the raised line 1221 far from horizontal part 122 is along it Side invaginates to form an adaptation groove 1223, and the notch of adaptation groove 1223 is towards long side wall 110, and adaptation groove 1223 and first positions Slot 111 is located at same level；Inner sidewall 130 offers third locating slot 131, third positioning far from one end of long side wall 110 The notch of slot 131 is towards horizontal part 122；Inner sidewall 130 is vertically installed with the 4th side wall in the middle part of the side of short side wall 120 140, the 5th side wall 150, inner sidewall 130, the 4th side wall 140, the 5th side are connected between the 4th side wall 140 and long side wall 110 It is gone between wall 150 and long side wall 110 into 200 slot of corner, the 4th side wall 140 forms one far from 110 one end of long side wall with inner sidewall 130 Orientation angle 160.

During the installation process, as shown in figure 3, audio-visual education programme single-piece aluminium frame is directly in the second locating slot 1222 and third locating slot Intert infrared b in 131, PCB circuit board, original-pack formula are interted in the first locating slot 111 and adaptation groove 1223 of aluminium frame Formula is that spellings is worn in the contraposition of two card slots, is limited by the flatness of profile and turns round and twists degree, allows wear and spells PCB circuit board requirement and get higher, efficiency It is low；It is now changed to be positioned with the first locating slot 111 on one side, another side adaptation groove 1223 is adapted to supplementary structure and stablizes, and one reduces Requirement to material, improves the qualification rate of product, second, reducing because material deformation causes to assemble showing for card pcb board C As.The aluminium frame that assembling is formed assembles simple and outline border smooth in the infrared framework for forming four sides by the connection of corner 200 Beauty is socketed blank, forms into machine.Original design has blank slot, and the required precision of one dialogue board slot is high, takes a lot of work secondly tearing machine maintenance open When；It is now changed to the positioning of aluminium frame inner wall, i.e. orientation angle 160 positions, and substantially reduces to required precision, makes assembling simpler, and tear open Machine maintenance efficiency is high, saves cost.

The utility model provides a kind of aluminum border structure, for simplifying assembly, optimizes structure, reduces aluminium frame PCB card Slot precision, positions on one side, is adapted to new design on one side；The moulding of audio-visual education programme aluminium frame is complicated, and built-up time length is at high cost, this is practical new A kind of structure of audio-visual education programme machine aluminium frame of type, reduces the spare and accessory parts of assembling and the complexity of structure, is reducing the same of material cost When make assembling it is more efficient, it is convenient, allow maintenance it is time saving, reduce cost.

Bending part 121 is connect with 110 one end of long side wall, and the angle between bending part 121 and the other end of long side wall 110 is Acute angle.Bending part 121 and long side wall 110 are located at the outside of product, and bending part 121 is as between long side wall 110 and horizontal part 122 Connector, keep connection angle between the two relatively flat slow, more beautiful, structure is more stable.

In the present invention, third locating slot 131 is located at the second side of the locating slot 1222 far from long side wall 110.It is red Outer b is being inserted into the second locating slot 1222 and third locating slot 131 of the horizontal direction there are certain distance, can be had certain Gradient can reduce deviation when infrared light transmission, keep infrared touch-control sensitiveer.

In the present invention, each to insert as shown in figure 4, corner 200 includes two plug divisions 210 being mutually connected vertically Socket part 210 is adapted to 200 slot of corner.

The above is only the preferred embodiments of the utility model, and therefore it does not limit the scope of the patent of the utility model, all Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in Other related technical areas are also included in the patent protection scope of the utility model.

Claims

1. a kind of aluminum border structure characterized by comprising four frame bars and turn for connecting adjacent two frame bar Angle；Each frame bar includes long side wall, short side wall and inner sidewall, and the short side wall includes bending part and horizontal part, described Horizontal part is connected to one end of the long side wall by the bending part, and the inner sidewall vertically connects in the long side wall Portion, the inner sidewall are arranged in parallel with the horizontal part；The long side wall is provided with first close to the end of the bending part and determines Position slot, the horizontal part are convexly equipped with raised line far from the end of the long side wall, and the raised line is opened up close to described horizontal part one end There is the second locating slot, the opening direction of second locating slot deviates from the long side wall, and the raised line is far from the horizontal part End face invaginates to form an adaptation groove along one side, and the notch of the adaptation groove is towards the long side wall, and the adaptation groove and institute It states the first locating slot and is located at same level；The inner sidewall offers third locating slot, institute far from one end of the long side wall The notch of third locating slot is stated towards the horizontal part；The inner sidewall is vertically arranged in the middle part of the side of the short side wall There is the 4th side wall, the 5th side wall, the inner sidewall, the 4th side wall, institute are connected between the 4th side wall and long side wall It states and is gone between the 5th side wall and the long side wall into angle groove, the 4th side wall and the inner sidewall are far from described long side wall one end Form an orientation angle.

2. aluminum border structure as described in claim 1, which is characterized in that the third locating slot is located at second locating slot Side far from the long side wall.

3. the aluminum border structure as described in claim 1~2 is any, which is characterized in that the bending part and the long side wall one End connection, the angle between the bending part and the other end of the long side wall is acute angle.

4. the aluminum border structure as described in claim 1~2 is any, which is characterized in that the corner includes being mutually connected vertically Two plug divisions, each plug division is adapted to the angle groove.