CN215928913U

CN215928913U - Connecting arm fast assembling structure

Info

Publication number: CN215928913U
Application number: CN202121882216.7U
Authority: CN
Inventors: 常晓杰
Original assignee: KUNSHAN HONGJIE ELECTRONICS CO Ltd
Current assignee: Anhui Hongjie Ergonomics Technology Co ltd
Priority date: 2021-08-12
Filing date: 2021-08-12
Publication date: 2022-03-01
Anticipated expiration: 2031-08-12
Also published as: WO2023015819A1

Abstract

The utility model discloses a quick splicing structure of connecting arms, which comprises a first connecting arm, a second connecting arm and an elastic fastener, wherein the first connecting arm and the second connecting arm can be spliced and connected, the side walls of the first connecting arm and the second connecting arm are respectively provided with a first through hole and a second through hole which are opposite in position, the elastic fastener can be buckled and fixedly connected with any one of the first connecting arm and the second connecting arm, the elastic fastener is fixedly provided with a positioning pin, and the positioning pin can be inserted into the first through hole and the second through hole which are opposite in position. The product packaging volume is greatly reduced, the storage and the transportation are convenient, and the product weight and the production cost are reduced.

Description

Connecting arm fast assembling structure

Technical Field

The utility model relates to a television bracket, in particular to a connecting arm rapid assembling structure.

Background

Along with the universal application of flat screen television, the television support is more and more commonly used, no matter be hanging support or console mode support, all need adopt wallboard installation television, the wallboard that is used for installing the television at present is overall structure for the majority, like aluminum plate, the steel sheet piece of bending etc., it is very big all to be the volume, weight is also bigger, this kind of integral type structure, make product packaging size very big, be unfavorable for storing and transporting, to mosaic structure's wallboard, during the equipment, all adopt the screw to connect at present, during the equipment, need use specialized tool, and assemble loaded down with trivial details, take trouble hard.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects, the utility model provides a connecting arm rapid assembling structure which can realize the functions of rapid installation, disassembly, positioning and fixation among connecting arms.

The technical scheme adopted by the utility model for solving the technical problem is as follows: the utility model provides a structure is assembled fast to linking arm, includes first linking arm, second linking arm and elastic fastener, first linking arm and second linking arm can peg graft and link to each other, and are equipped with the just right first perforation of position and second perforation on first linking arm and the second linking arm lateral wall respectively, and elastic fastener can with first linking arm and the arbitrary lock fixed connection in the second linking arm, the last fixed locating pin that is equipped with of elastic fastener, the locating pin can be inserted and is located the just right first perforation of position and second perforation.

As a further improvement of the present invention, the elastic fastener is an elastic sleeve made of a hard elastic material, the positioning pin is fixedly disposed on an inner side wall of the elastic sleeve, and the elastic sleeve can be tightly sleeved on an outer circumferential side of the insertion portion of the first connecting arm and the second connecting arm.

As a further improvement of the utility model, the elastic fastener is a C-shaped sleeve with an opening formed on the side wall, and the positioning pin is positioned on the bottom surface of the inner side of the C-shaped sleeve.

As a further improvement of the utility model, the side wall of the C-shaped sleeve has a thickness greater at one end than at the other end along the axial direction, and the width of the opening part of the C-shaped sleeve is smaller at one end than at the other end along the axial direction.

As a further improvement of the present invention, at least one end of the first connecting arm in the length direction is provided with a socket, at least one end of the second connecting arm in the length direction is formed with a step-shaped plug with a contracted radial dimension, the first through hole and the second through hole are respectively located on the socket side wall of the first connecting arm and on the plug side wall of the second connecting arm, the plugs can be inserted into the sockets, and the outer side surfaces of the first connecting arm and the second connecting arm can be aligned and connected.

As a further improvement of the present invention, the second through hole is located on one side wall of the plug of the second connecting arm, a raised fastening point is provided on the other side wall of the plug of the second connecting arm, the first through holes are formed on two opposite side walls of the socket of the first connecting arm, and the fastening point on the second connecting arm can be fastened in the corresponding first through hole on the side wall of the socket of the first connecting arm.

As a further improvement of the present invention, the locking point forms an inverted slope in an inverted angle shape toward the first connecting arm side.

As a further improvement of the present invention, the first connecting arm is a linear structure, and is further provided with a vertical column, the vertical column is provided with a horizontal through hole extending along a horizontal direction, at least one first connecting arm is inserted into the horizontal through hole, two ends of the first connecting arm extend out of the left side and the right side of the vertical column by a set distance, the first connecting arm is provided with positioning through holes at two side portions of the vertical column, the elastic fastener can be fastened and fixedly connected with the first connecting arm, the positioning pin on the elastic fastener can be inserted into the positioning through hole on the first connecting arm, and the elastic fastener installed at two side portions of the vertical column on the first connecting arm is stopped at two side walls of the vertical column.

As a further improvement of the present invention, the second connecting arms are of a semicircular, semi-elliptical, L-shaped or U-shaped structure, the two first connecting arms are arranged in parallel at intervals, the two second connecting arms are respectively spliced with two ends of the two first connecting arms to form a frame-shaped structure, the upright column is longitudinally provided with two horizontal through holes at intervals, the two first connecting arms are respectively and correspondingly arranged in the two horizontal through holes, the first connecting arms are respectively connected with at least two elastic fasteners through positioning through holes at two sides of the upright column in a buckling manner, and the upright column is clamped between the elastic fasteners on the two positioning through holes on the first connecting arms.

As a further improvement of the utility model, the two parallel and spaced first connecting arms can be hung with a hook structure, the hook structure is provided with an upper hook with a downward opening and a lower hook with an upward opening, the upper hook and the lower hook are respectively hung on the upper first connecting arm and the lower first connecting arm, and the hooks are stopped between elastic buckles which are positioned at two ends of the first connecting arms and used for positioning with the second connecting arm.

The utility model has the beneficial effects that: the first connecting arm and the second connecting arm are buckled and installed on the first connecting arm and the second connecting arm through the elastic buckles, the first through hole and the second through hole on the oppositely inserted first connecting arm and second connecting arm are automatically positioned by the positioning pins on the first connecting arm and second connecting arm, the structure is simple, the splicing is convenient, the splicing structure is firm and stable, a special tool is not needed during splicing, the product packaging volume is greatly reduced, the storage and the transportation are convenient, and the product weight and the production cost are reduced.

Drawings

FIG. 1 is an exploded view of a first splice concept of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a second exploded view of the present invention;

FIG. 4 is an enlarged view of portion B of FIG. 3;

FIG. 5 is a front view of the first and second link arms after splicing;

FIG. 6 is a cross-sectional view taken along line C-C of FIG. 5;

FIG. 7 is an enlarged view of portion D of FIG. 6;

FIG. 8 is an exploded view of the present invention and the mounting principle of the upright post;

FIG. 9 is an exploded view of the present invention and the positioning principle of the upright post;

FIG. 10 is a perspective view of the present invention mounted on a post;

FIG. 11 is a front view of the present invention mounted on a post;

fig. 12 is a perspective view of the hook hung on the present invention.

Detailed Description

Example (b): the utility model provides a structure is assembled fast to linking arm, includes first linking arm 1, second linking arm 2 and elastic fastener 3, first linking arm 1 and second linking arm 2 can peg graft and link to each other, and is equipped with the just right first perforation 4 in position and the perforation 5 of second on first linking arm 1 and the 2 lateral walls of second linking arm respectively, and elastic fastener 3 can with first linking arm 1 and the arbitrary lock fixed connection in the second linking arm 2, elastic fastener 3 is last fixed to be equipped with a locating pin 6, locating pin 6 can insert and locate in the just right first perforation 4 in position and the perforation 5 of second.

When first linking arm 1 and second linking arm 2 splice, only need to peg graft first linking arm 1 with second linking arm 2 earlier, and make first perforation 4 and second perforation 5 adjust well, elastic fastener 3 is loaded on simultaneously, locating pin 6 on the elastic fastener 3 penetrates first perforation 4 and second perforation 5 in with first linking arm 1 and second linking arm 2 are fixed, the structure is simple, can realize that first linking arm 1 and second linking arm 2 fix the concatenation together fast, when accomodating, first linking arm 1 also can be dismantled fast with second linking arm 2, collect, and first linking arm 1 is stable with second linking arm 2 concatenation back connection, firm, can not drop out, and convenient for assembly, it is swift, the concatenation cost is reduced.

The elastic fastener 3 is an elastic sleeve made of hard elastic materials, the positioning pin 6 is fixedly arranged on the inner side wall of the elastic sleeve, and the elastic sleeve can be tightly sleeved on the outer side of the circumference of the insertion part of the first connecting arm 1 and the second connecting arm 2.

The material of elasticity external member can be working of plastics or spring steel, align to apply external force and overcome its material self elastic force and enlarge its inside size, the cover is in the grafting portion outside of first linking arm 1 and second linking arm 2, lose the external force after, the inside size automatic recovery of elasticity external member, tight cover is in the grafting portion outside of first linking arm 1 and second linking arm 2, make locating pin 6 keep in first perforation 4 and second perforation 5, can not deviate from, the firm in connection degree of first linking arm 1 and second linking arm 2 has been guaranteed.

The elastic fastener 3 is a C-shaped sleeve with an opening formed in the side wall, and the positioning pin 6 is located on the bottom surface of the inner side of the C-shaped sleeve. Elastic fastener 3 adopts the external member of C shape cover or similar C shape, makes its opening increase through breaking off the lateral wall off with the fingers and thumb, is convenient for overlap in the first linking arm 1 and the 2 grafting position outsides of second linking arm, and after the pine hand, its automatic shrink opening is detained and can not break away from in the first linking arm 1 and the 2 grafting position outsides of second linking arm, and the installation and the dismantlement of elastic fastener 3 are convenient for to this kind of structure.

The side wall of the C-shaped sleeve is thicker than the other end along one axial end, and the width of the opening part of the C-shaped sleeve along one axial end is smaller than that of the other end. This structure can improve elastic fastener 3's bulk strength, and conveniently opens the lock with its weak one end to the first linking arm 1 and the 2 grafting position outsides of second linking arm, and after the lock, its intensity is big, and is not fragile, and the C shape cover intensity of this kind of structure is high, when loosening external force, can recover C type structure rapidly, and the damage of not ftractureing.

At least one end of 1 length direction of first linking arm is equipped with socket 7, and the step form plug 8 of radial dimension shrink is formed to at least one end of 2 length direction of second linking arm, first perforation 4 and second perforation 5 are located respectively on the socket 7 lateral wall of first linking arm 1 and the plug lateral wall of second linking arm 2, the plug can insert and locate in socket 7, and first linking arm 1 and the linking arm 2 outside surface can align the linking. First, two linking arm surface size unanimity, plug and 7 concatenations backs, can form smooth level and smooth outside structure, the step can not appear, and the appearance is more pleasing to the eye, and in order to make the grafting more quick, more smooth, the best sets up the chamfer at plug tip edge.

The second through hole 5 is located on one side wall of the plug of the second connecting arm 2, a raised clamping point 9 is arranged on the other side wall of the plug of the second connecting arm 2, first through holes 4 are formed on two opposite side walls of the socket 7 of the first connecting arm 1, and the clamping point 9 on the second connecting arm 2 can be clamped in the corresponding first through hole 4 on the side wall of the socket 7 of the first connecting arm 1. After the plug on the second linking arm 2 is inserted into the socket 7 on the first linking arm 1, the clamping point 9 can be automatically inserted into the first through hole 4 corresponding to the clamping point, preliminary positioning connection is realized, and the elastic buckle is conveniently and accurately buckled and installed.

The clamping point 9 forms an inverted bevel with an inverted angle shape towards one side of the first connecting arm 1. The plug and the socket 7 are ensured to be smoothly inserted and connected by guiding, and the clamping point 9 on the plug of the second connecting arm 2 can be conveniently and smoothly clamped into the first through hole 4, so that interference is avoided, and the plug cannot be inserted and connected in place.

First linking arm 1 is the linear type structure, still is equipped with stand 10, be formed with the horizontal perforation 11 that extends along the horizontal direction on the stand 10, at least one first linking arm 1 wears to locate in the horizontal perforation 11, the stand 10 left and right sides settlement distance is stretched out at first linking arm 1 both ends, first linking arm 1 is located stand 10 both sides position and is equipped with location perforation 12 respectively, elastic fastener 3 can with 1 lock fixed connection of first linking arm, and the locating pin 6 on elastic fastener 3 can insert the location perforation 12 of locating on first linking arm 1 in, and the 3 backstops of elastic fastener 3 that first linking arm 1 is located the installation on the stand 10 both sides position are on the wall of stand 10 both sides. First connecting arm 1 can be installed on stand 10 through the mode that inserts in the horizontal perforation 11 to locate the elasticity buckle on the perforation 12 of the location of first elastic arm through the card and stand 10 lateral surface and form the backstop location, realize the locking location of first connecting arm 1 and stand 10, this simple structure, convenient operation, and can guarantee that first connecting arm 1 centering sets up on stand 10.

The second linking arm 2 is semi-circular, semi-elliptical structure, L shape structure or U-shaped structure, two first linking arms 1 parallel interval are arranged, two second linking arms 2 splice with two first linking arms 1 both ends respectively and form a frame-shaped structure, it has two horizontal perforation 11 to follow vertical spaced arrangement on the stand 10, two first linking arms 1 correspond respectively and wear to locate in two horizontal perforation 11, be connected with two at least elastic fastener 3 through the perforation 12 lock in the location that is located the stand 10 both sides respectively on the first linking arm 1, stand 10 presss from both sides and locates between the elastic fastener 3 on two location perforation 12 on the first linking arm 1. Every first linking arm 1 of best is located stand 10 both sides and is equipped with two location perforation 12 respectively, and four elastic fastener 3 are adorned respectively in four location perforation 12, realize stabilizing the backstop to stand 10, and at least two first linking arms 1 and second linking arm 2 form frame construction after the butt joint, can improve the bulk strength of splice, and this method is convenient for the customer and installs portably fast, need not to measure the location fixed, need not the equipment of external instrument, light fixed product, easy dismounting.

Can also hang on two parallel spaced first linking arms 1 and establish couple structure 13, be equipped with the lower couple that the opening is down last couple and opening up on the couple structure 13, go up the couple and hang respectively with couple down and locate two first linking arms 1 from top to bottom, the couple backstop is located between the elastic buckle that first linking arm 1 both ends were used for with second linking arm 2 location. The frame construction that first linking arm 1 and second linking arm 2 butt joint back formed uses as the wallboard, and two upper and lower first linking arms 1 are used for the couple to hang and establish, blocks the couple through its both ends and the 2 elastic fastener 3 of buckling usefulness of second linking arm, avoids the couple to drop.

Claims

1. The utility model provides a structure is assembled fast to linking arm which characterized in that: including first linking arm (1), second linking arm (2) and elastic fastener (3), first linking arm and second linking arm can peg graft and link to each other, and be equipped with the just right first perforation (4) of position and second perforation (5) on first linking arm and the second linking arm lateral wall respectively, elastic fastener can with first linking arm and the arbitrary lock fixed connection of second linking arm, the last fixed locating pin (6) that is equipped with of elastic fastener, the locating pin can be inserted and is located in the just right first perforation of position and the second perforation.

2. The connecting arm rapid-assembling structure of claim 1, wherein: the elastic fastener is an elastic sleeve made of hard elastic materials, the positioning pin is fixedly arranged on the inner side wall of the elastic sleeve, and the elastic sleeve can be tightly sleeved on the outer sides of the circumferences of the first connecting arm and the second connecting arm plugging portion.

3. The connecting arm rapid-assembling structure of claim 2, wherein: the elastic fastener is a C-shaped sleeve with an opening formed in the side wall, and the positioning pin is located on the bottom surface of the inner side of the C-shaped sleeve.

4. The connecting arm rapid-assembling structure of claim 3, wherein: the side wall of the C-shaped sleeve is thicker than the other end along one axial end, and the width of the opening part of the C-shaped sleeve along one axial end is smaller than that of the other end.

5. The connecting arm rapid-assembling structure according to claim 1 or 2, characterized in that: at least one end of first linking arm length direction is equipped with socket (7), and the step form plug (8) of radial dimension shrink is formed to at least one end of second linking arm length direction, first perforation and second are perforated to be located respectively on the socket lateral wall of first linking arm and the plug lateral wall of second linking arm, the plug can be inserted and locate in the socket, and first linking arm and second linking arm outside surface can align the linking.

6. The connecting arm rapid-assembling structure of claim 5, wherein: the second through hole is formed in one side wall of the plug of the second connecting arm, a protruding clamping point (9) is arranged on the other side wall of the plug of the second connecting arm, first through holes are formed in two opposite side walls of the socket of the first connecting arm, and the clamping point on the second connecting arm can be clamped in the first through hole corresponding to the clamping point on the side wall of the socket of the first connecting arm.

7. The connecting arm rapid-assembling structure of claim 6, wherein: the clamping point is towards one side of the first connecting arm to form an inverted inclined surface in an inverted angle shape.

8. The connecting arm rapid-assembling structure of claim 1, wherein: first connecting arm is linear type structure, still is equipped with stand (10), be formed with horizontal perforation (11) that extend along the horizontal direction on the stand, at least one first connecting arm wears to locate in the horizontal perforation, the stand left and right sides is stretched out at first connecting arm both ends and is set for the distance, first connecting arm is located stand both sides position and is equipped with location perforation (12) respectively, elastic fastener can with first connecting arm lock fixed connection, and the locating pin on the elastic fastener can insert and locate the location perforation on first connecting arm, and the elastic fastener backstop of installation on the stand both sides wall of first connecting arm is located the stand both sides position.

9. The connecting arm rapid-assembling structure of claim 8, wherein: the second linking arm is semi-circular, semi-elliptical structure, L shape structure or U-shaped structure, two first linking arm parallel interval arrangements, two second linking arms splice with two first linking arm both ends respectively and form a frame-shaped structure, it has two horizontal perforation to follow vertical spaced arrangement on the stand, two first linking arms correspond respectively and wear to locate in two horizontal perforation, be connected with two at least elastic fastener through the perforation lock in the location that is located the stand both sides respectively on the first linking arm, the stand presss from both sides and locates between the elastic fastener on two location perforations on the first linking arm.

10. The connecting arm rapid-assembling structure of claim 9, wherein: can also hang on two parallel spaced first linking arms and establish couple structure (13), couple structural last couple and the lower couple that the opening is up of being equipped with opening down, go up the couple and hang respectively with couple down and locate two first linking arms from top to bottom on, the couple backstop is located between the elastic buckle that first linking arm both ends are used for with the second linking arm location.