CN209105374U - Fast insert-pull leg assembly - Google Patents

Abstract

The utility model provides a kind of fast insert-pull leg assembly, including hold-down support and under-chassis, hold-down support are fixedly connected with speaker bottom, and under-chassis is detachably connected with hold-down support, and jump-ring slot is arranged on hold-down support, installs circlip in jump-ring slot；Under-chassis has sequentially connected construction section, supporting section and contact-segment, and construction section has the lobe and annular groove of ridge shape, and when construction section is inserted into hold-down support, circlip is caught in annular groove.The advantages that the utility model has structure simple, easy to use, and assembling and disassembly can be rapidly completed, and it is derivative strong, different use environments can also be met by the fine tuning of structure, the Fast Installation and disassembly suitable for speaker under-chassis.

Description

Fast insert-pull leg assembly

Technical field

The utility model relates to a kind of brackets of loudspeaker enclosure, and in particular to it is a kind of can fast insert-pull Supporting feet for loudspeaker box group Part.

Background technique

Speaker under-chassis component is essentially three kinds on the market at present:

1. directly under-chassis part is locked in the bottom of box by screw or other fasteners；

2. foot pad one kind foot pad is pasted in the bottom of box by gum mode；

3. being supported by independent rack.

Such speaker under-chassis component has the disadvantage that

1. fastening under-chassis by fixed forms such as screws, though fastness is good, disassembly is more bothersome, especially wooden (-packing) case Body, disassembly is improper may to directly result in sliding teeth phenomenon；

2. it is easy to disassemble by the fixed foot pad of gum, but back adhesive viscosity is influenced obviously, after repeated multiple times after tearing open Viscosity will be lost, while this foot pad is usually limited by cabinet size and overall appearance；

3. relatively both above more rare for bracket class fixed form, this design is limited to the special of customer and wants It asks and the positioning of the practical service environment of cabinet, versatility is poor.

Based on above-mentioned deficiency, a kind of leg assembly that can be realized Fast Installation and disassembly is designed, is just had extremely important Meaning.

Summary of the invention

Goal of the invention: in order to overcome the deficiencies in the prior art, what the utility model designed a kind of brand new can Fast insert-pull leg assembly.

Technical solution: in order to solve the above technical problems, fast insert-pull leg assembly provided by the utility model, including fixation Support and under-chassis, the hold-down support are fixedly connected with speaker bottom, and the under-chassis and hold-down support are detachably connected, described There is jump-ring slot on hold-down support, circlip is installed in jump-ring slot；The under-chassis have sequentially connected construction section, supporting section and Contact-segment, the construction section have the lobe and annular groove of ridge shape, and the lobe of the ridge shape is by the first guiding surface and second Guiding surface composition, when construction section is inserted into hold-down support, the circlip is caught in annular groove.

Specifically, axial positioning column is equipped in the hold-down support, the end face of the construction section opens up and positioning column phase Matched locating slot, positioning column and locating slot realize limit function, and entire construction section is in tubular construction.

Specifically, the contact-segment includes having neck, bulb and shock-absorbing foot pad, and the shock-absorbing foot pad surrounds the neck The bulb and.

Specifically, the under-chassis is aluminium under-chassis, and the shock-absorbing foot pad is elastomer foot pad.

Specifically, the neck has on-circular cross-section, which plays the circumferential position-limiting action to shock-absorbing foot pad.

Specifically, the on-circular cross-section is rectangular section.

Specifically, the contact-segment has ball male structure.

Specifically, the outer profile of the supporting section is rotary table, and rotary table top connects construction section, the connection contact of rotary table bottom end The diameter of section, top is greater than bottom diameter.Shape design meets mechanical characteristic, reaches more firm support effect.

Specifically, there is angle, it is opposite which forms under-chassis between the axis of the supporting section and the axis of construction section There is inclination angle in horizontal plane.The range of the angle is 30 °~60 °, preferably takes 45 °.

In use, it is above-mentioned can fast insert-pull leg assembly have and be fixed on the hold-down support and under-chassis of speaker bottom, it is described Hold-down support is parallel to sound equipment bottom plane equipped with fixed circlip；Described under-chassis one end is the mountain formed by two reversed guiding surfaces Carinate lobe, forms a card slot between lobe and stabilizer blade, both ends card slot relative distance is greater than circlip nature opening size.Its Middle stabilizer blade can be to be hollow, and hold-down support has internal screw thread, can be connect speaker with hold-down support by screwed screw rod. There is screw rod on hold-down support, have screw thread on screw rod, can be cooperatively connected with the threaded hole on speaker.Hold-down support can pass through Gum mode sticks at speaker bottom；Circlip can select the spring steel of SK7.

Under-chassis material can be with aluminium, for firmly supporting body.Shock-absorbing foot pad is housed in the under-chassis other end, passes through bottom Shock-absorbing foot pad obtain good damping effect；Ball structure can be selected in contact in shock-absorbing foot pad, is with horizontal face contact Point contact or face contact；Spheroid form inside foot pad to be wrapped in back-off outside stabilizer blade；The axis contacted inside foot pad with stabilizer blade It can be square to direction of rotation contact surface.

When stabilizer blade is in fixing support of the insertion with circlip, entered inside circlip by the guiding surface of leading portion, It can be because the change words of bevel angle strut circlip during.After the maximum position that circlip reaches stuck point, with branch Foot is pushed further into, and is reached at stabilizer blade bayonet, and at this time due to lacking external force support, circlip can be because the deformation of itself be returned automatically Bullet is caught in inside stabilizer blade card slot, at this time because circlip nature opening size is still greater than in stabilizer blade both ends card slot relative distance, To which stabilizer blade can be fixed in this position, prevent it from moving up and down.It is equally exited the stage in stabilizer blade, equally has a guiding oblique Face can be such that card slot opens according to guiding surface under certain strength, reach maximum point rear leg and completely disengage circlip, exit solid Determine support, while circlip is restored to initial nature.

The utility model has the advantages that the utility model is by fixed circlip in hold-down support, under-chassis one end by two reversed guiding surfaces The lobe and lobe of the ridge shape of formation and card slot three, which cooperate, realizes the fast insert-pull of leg assembly by external force, uses It is above-mentioned to be specifically designed, have following substantive features and progress:

1, structure is simple, and by the component combination of four unlike materials, assembling is rapidly completed；

It 2,, can be with Fast Installation or disassembly by simply plugging using simplicity；

3, of good reliability, it is mechanically buckled by card needle and firmly locks stabilizer blade；

4, derivative strong, this structure can meet different use environments by the fine tuning of structure；

5, shock-absorbing type is good, can firmly support body simultaneously by the shock-absorbing foot pad and aluminum under-chassis of bottom but also reach Good damping effect.

Detailed description of the invention

The utility model is done with reference to the accompanying drawings and detailed description and is further illustrated, the utility model Above-mentioned and/or otherwise advantage will become apparent.

Fig. 1 is the cross-sectional view of under-chassis installation process in the utility model embodiment.

Fig. 2 is the cross-sectional view that Fig. 1 is installed.

Fig. 3 is the structural schematic diagram of under-chassis and foot pad in Fig. 1.

Fig. 4 is the structural schematic diagram of the utility model embodiment stabilizer blade Yu foot pad contact surface.

Fig. 5 is the overall structure diagram of the utility model embodiment.

In figure: hold-down support 1, fixed circlip 2, under-chassis 3, shock-absorbing foot pad 4.

Specific embodiment

The fast insert-pull leg assembly of the present embodiment is as shown in Figure 1, one end of under-chassis 3 has guiding surface, in insertion band When having in the fixing support 1 of circlip 2, entered inside circlip 2 by the guiding surface of leading portion, during entrance can because The variation of bevel angle struts circlip 2.

After the maximum position that circlip 2 reaches stuck point, with being pushed further into for stabilizer blade, reach at stabilizer blade bayonet, at this time by In lacking external force support, circlip can be caught in inside stabilizer blade card slot because of the deformation automatic rebounding of itself, at this time because of stabilizer blade both ends Circlip nature opening size is still greater than in card slot relative distance prevents it to can be fixed in this position stabilizer blade Lower movement, as shown in Fig. 2, the Fast Installation to realize under-chassis and hold-down support.

Need adjust or store under-chassis when, equally have a guiding surface, can make under certain strength card slot according to Guiding surface is opened, and is reached maximum point rear leg and is completely disengaged circlip 2, exits hold-down support 1, while circlip 2 is restored to initially Nature, to realize the fast quick-detach of under-chassis and hold-down support.Both by the shock-absorbing foot pad and aluminum under-chassis of bottom It can firmly support body that can reach good damping effect again simultaneously.

Shock-absorbing foot pad 4 and under-chassis 3 by the design in structure, can with Fast Installation, do not need any glue and other Fixed material, as shown in figure 3, be back-off design spheroid form inside foot pad 4 to prevent foot pad 4 from falling off, it after mounting can jail It is fixed on above stabilizer blade 3, will not fall off easily firmly.

To prevent foot pad 4 in axial-rotation, in axial-rotation direction as shown in figure 4, in stabilizer blade and the one of 4 contact surface of foot pad Segment distance design is square, and can provide a stable branch to machine itself under carrying or working condition Support.

The installation of above-mentioned component combine after overall effect as shown in figure 5, the speaker being fixedly mounted by top is various informative, therefore It is omitted in figure.The construction section of under-chassis is inserted into hold-down support, while circlip is caught in annular groove and forms dismountable connection.

The utility model implements the technology to realize that the fast insert-pull of Supporting feet for loudspeaker box provides new thought and method There are many method and approach of scheme, and the above is only the preferred embodiment of the utility model, it is noted that for this technology For the those of ordinary skill in field, without departing from the principle of this utility model, several improvement and profit can also be made Decorations, these improvements and modifications also should be regarded as the protection scope of the utility model.Each component part being not known in the present embodiment is equal It can be realized with the prior art.

Claims (10)

1. a kind of fast insert-pull leg assembly, including hold-down support and under-chassis, the hold-down support are fixedly connected with speaker bottom, The under-chassis and hold-down support are detachably connected, it is characterised in that: have jump-ring slot, the jump-ring slot on the hold-down support Interior installation circlip；The under-chassis has sequentially connected construction section, supporting section and contact-segment, and the construction section has ridge shape The lobe of lobe and annular groove, the ridge shape is made of the first guiding surface and the second guiding surface, is fixed when construction section is inserted into When support, the circlip is caught in annular groove.

2. fast insert-pull leg assembly according to claim 1, it is characterised in that: be equipped with axial direction in the hold-down support Positioning column, the end face of the construction section have a locating slot, and the shape of the locating slot and positioning column is mutually matched.

3. fast insert-pull leg assembly according to claim 1, it is characterised in that: the contact-segment include with neck, Bulb and shock-absorbing foot pad, the shock-absorbing foot pad surround the neck and bulb.

4. fast insert-pull leg assembly according to claim 3, it is characterised in that: the under-chassis is aluminium under-chassis, described to subtract Shaking foot pad is elastomer foot pad.

5. fast insert-pull leg assembly according to claim 4, it is characterised in that: the neck has on-circular cross-section.

6. fast insert-pull leg assembly according to claim 5, it is characterised in that: the on-circular cross-section is rectangular section.

7. fast insert-pull leg assembly according to claim 1, it is characterised in that: the contact-segment has ball male structure.

8. fast insert-pull leg assembly according to claim 1, it is characterised in that: the outer profile of the supporting section is round Platform, rotary table top connect construction section, and rotary table bottom end connects contact-segment, and the diameter on top is greater than bottom diameter.

9. fast insert-pull leg assembly according to claim 8, it is characterised in that: the axis and construction section of the supporting section Axis between with 30 °~60 ° of angle.

10. fast insert-pull leg assembly according to claim 9, it is characterised in that: the angle takes 45 °.