CN102493978A - Pressing fastener and LED (light-emitting diode) display screen connected by utilizing same - Google Patents
Pressing fastener and LED (light-emitting diode) display screen connected by utilizing same Download PDFInfo
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- CN102493978A CN102493978A CN2011103876343A CN201110387634A CN102493978A CN 102493978 A CN102493978 A CN 102493978A CN 2011103876343 A CN2011103876343 A CN 2011103876343A CN 201110387634 A CN201110387634 A CN 201110387634A CN 102493978 A CN102493978 A CN 102493978A
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- sliding block
- fixed base
- led display
- transverse slider
- longitudinal sliding
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Abstract
The invention discloses a pressing fastener which comprises a fixing seat, a longitudinal sliding block, an elastic element, a transverse sliding block and a sliding pin nail, wherein the fixing seat is provided with a plug-in mounting hole along the length direction; the longitudinal sliding block can slide along the height direction of the fixing seat; the elastic element is installed between the longitudinal sliding block and the upper end part of the fixing seat; the transverse sliding block can slide along the length direction of the fixing seat, the inner side end of the transverse sliding block is an inclined surface, and the inclined surface is positioned below the bottom end part of the longitudinal sliding block in a positive corresponding mode; the sliding pin nail passes through the plug-in mounting hole and can slide along the length direction of the fixing seat, and the sliding pin nail is provided with a first limiting groove in which the transverse sliding block can be embedded and a second limiting groove in which the transverse sliding block can be embedded; and the length of the part, embedded in the second limiting groove, of the horizontal sliding block is less than that of the second limiting groove. By utilizing the pressing fastener, the rapid mounting and dismounting of components can be realized, the mounting and dismounting processes are simplified greatly, the mounting efficiency is improved, the pressing fastener is convenient to maintain daily, especially the pressing fastener is installed on an LED (light-emitting diode) display screen, the fastening property is higher, and the pressing fastener is convenient to install, is time-saving and labor-saving, and is easy to dismount.
Description
Technical field
The present invention relates to a kind of device that is fastenedly connected, especially a kind of push type fastening piece simultaneously, the invention still further relates to and utilizes this to push the LED display that fastening piece connects.
Background technique
In the assembling process of product, when plural part need be fastened together, adopt standard piece such as screw, bolt or rivet to realize usually; These standard piece need connect on the fastening part of needs through manual work or machine usually, and for example screw connects, and need the screw of beating of repetition to operate; Like this then human and material resources that can labor; This defective is aspect the connection of LED display, and is particularly outstanding, and existing LED display all is that the display modular by standard dimensions is spliced; Specifically be as shown in Figure 1 with display modular through screw to framework; The edge that framework is connected with display modular adopts screw to connect, and this makes the installation of LED display become comparatively complicated, and not quick detachable; Also having some LED displays as shown in Figure 2, is through the magnetic post LED display modular to be adsorbed onto on the framework, but this linkage structure is firm inadequately, comes off easily, damages the LED display modular.
Summary of the invention
To the deficiency of existing technology, one of the object of the invention is, a kind of fastening piece of pushing is provided, and it can realize being fastenedly connected of two parts easily and efficiently, simultaneously can also be for convenience detach.
Two of the object of the invention is, a kind of above-mentioned LED display that fastening piece connects of pushing that utilizes is provided, and it has installation efficiency height, advantage such as time saving and energy saving.
For realizing above-mentioned purpose one, the present invention adopts following technological scheme:
Push fastening piece, comprise,
Fixed base is provided with a plug-in opening along its length direction;
Longitudinal sliding block can slide along the short transverse of fixed base;
Elastic element is installed between the upper end portion of longitudinal sliding block and fixed base;
Transverse slider can slide along the length direction of fixed base, and its medial extremity is the inclined-plane, and this inclined-plane is over against the below, bottom that is positioned at longitudinal sliding block of answering;
Sliding pin; On establish link; And cross-under also can be movable along the length direction of fixed base in plug-in opening; This sliding pin is provided with first restraining groove that supplies the transverse slider embedding and second restraining groove that supplies transverse slider to embed, and transverse slider embeds the length of the length of second restraining groove part less than second restraining groove.
Fixed base comprises base plate, is connected the lateral retaining plate on base plate rear end top, fixed side baffle plate top and the top board parallel with base plate and be fixed on the top board and by the lower surface of top board to the block that extends below; Longitudinal sliding block can slide along the fixed base short transverse between lateral retaining plate and block, and transverse slider can slide along the fixed base length direction between the upper surface of block lower end surface and base plate; Front-end face at block also is connected with the anticreep baffle plate that prevents transverse slider disengaging fitting seat.
Its short transverse of upper surface at longitudinal sliding block offers a blind hole, and elastic element is the spring that is installed in this blind hole, and the upper end portion of spring is stretched out this blind hole and is connected with the lower surface of top board.
The upper surface of base plate is provided with two postive stop baffles that extend along its length direction; This two postive stop baffle lays respectively at the both sides of baseplate width direction; The internal surface of postive stop baffle outer surface, lateral retaining plate and the internal surface of block form the vertical chute that supplies longitudinal sliding motion, and the bottom end of the outer surface of postive stop baffle, the upper surface of base plate and block forms the horizontal concrete chute that supplies transverse slider to slide.
Longitudinal sliding block is " C " shape that Open Side Down, and what the bending section on its " C " shape both sides mated from top to bottom is inserted in two vertical chutes; Transverse slider is inside " C " shape of opening, and what the two bending section ecto-entads of its " C " shape mated is inserted in two horizontal concrete chutes.
The inclined-plane is positioned at the inner end of transverse slider " C " shape two bending sections.
The sectional shape of plug-in opening is circular or square, and the sectional shape of sliding pin is circular or square.
For realizing above-mentioned purpose two, the present invention adopts following technological scheme:
LED display comprises, casing, LED display modular and the fastening piece of pushing that is used for the LED display modular is fastened on the casing front, and this is pushed fastening piece and comprises,
Fixed base is provided with a plug-in opening along its length direction;
Longitudinal sliding block can slide along the short transverse of fixed base;
Elastic element is installed between the upper end portion of longitudinal sliding block and fixed base;
Transverse slider can slide along the length direction of fixed base, and its medial extremity is the inclined-plane, and this inclined-plane is over against the below, bottom that is positioned at longitudinal sliding block of answering;
Sliding pin; On establish link; And cross-under also can be movable along the length direction of fixed base in plug-in opening; This sliding pin is provided with first restraining groove that supplies the transverse slider embedding and second restraining groove that supplies transverse slider to embed, and transverse slider embeds the length of the length of second restraining groove part less than second restraining groove;
Sliding pin by after cross-under casing and LED display modular successively forward, the front end of sliding pin and LED display modular articulate, when pushing the fastening piece locking, casing is folded between LED display modular and the fixed base.
It radially is provided with buckling groove the front end edge of sliding pin, and the LED display modular is provided with a jack hole, and this jack hole has at least the edge of a part to be embedded in the buckling groove.
Be provided with a plurality of preloading springs between LED display modular and the casing, an end of these a plurality of preloading springs is connected on the casing, in it, is fitted with a thimble by the other end of preloading spring, and the front-end face of thimble is corresponding with the trailing flank of LED display modular.
Beneficial effect of the present invention is:
Of the present inventionly push quick mounting and the dismounting that fastening piece can be realized part, simplified installation, unloading process greatly, improve installation efficiency; Be convenient to running repairs, be mounted on the LED display, have higher soundness by it; And easy for installation, time saving and energy saving, and be easy to dismounting.
Description of drawings
The LED display that Fig. 1 adopts screw to connect for existing technology;
The LED display that Fig. 2 adopts the magnetic post to connect for existing technology;
Fig. 3 is a kind of structural representation of pushing fastening piece of the present invention;
Fig. 4 is a scheme of installation of pushing fastening piece shown in Figure 3;
Fig. 5 a is a user mode schematic representation of pushing fastening piece shown in Figure 3, describes its unlocked state;
Fig. 5 b is the sectional view of Fig. 5 a;
Fig. 6 a is a user mode schematic representation of pushing fastening piece shown in Figure 3, describes its lock state;
Fig. 6 b is the sectional view of Fig. 6 a;
Fig. 7 a is the user mode schematic representation that compresses firmware shown in Figure 3, describes its unlocking condition;
Fig. 7 b is the sectional view of Fig. 7 a.
Fig. 8 is the structural representation of a kind of LED display of the present invention;
Fig. 9 pushes the equipped schematic representation of fastening piece and LED display modular for the present invention;
Figure 10 is the zoomed-in view at A place among Fig. 9;
The scheme of installation of Figure 11 LED display shown in Figure 8.
Embodiment
Below, in conjunction with accompanying drawing and embodiment, the present invention done further describing:
Like Fig. 3, shown in 4; Push fastening piece for the present invention is a kind of; Comprise fixed base, sliding pin 2, transverse slider 3, longitudinal sliding block 4, spring 5 and anticreep baffle plate 6, horizontal line slide block 3 can slide with respect to fixed base along the length direction of fixed base (i.e. X in the diagram to), and 4 of longitudinal sliding blocks can slide with respect to fixed base along the short transverse of fixed base (i.e. Y in the diagram to); Sliding pin 2 extends along the length direction of fixed base, and cross-under is in fixed base.Fixed base comprises base plate 11, lateral retaining plate 12, block 13 and top board 14; Wherein lateral retaining plate 12 is connected the rearward end upper surface of base plate 11, and top board 14 is fixedly connected on the last top of lateral retaining plate 12 and parallel with base plate 11, and block 13 is fixed on the lower surface of top board 14 and to extending below; Has certain distance between the upper surface of the lower end surface of block 13 and base plate 11; Each parts of fixed base can be to weld together, and also can adopt casting technique one-body molded, and its length direction of fixed base upper edge offers a plug-in opening 15; This plug-in opening 15 runs through lateral retaining plate 12 and block 13, and sliding pin 12 cross-under are in plug-in opening 15.The upper surface of base plate 11 is provided with two postive stop baffles 16; These two postive stop baffles extend along the short transverse of fixed base; Its diapire is connected the upper surface of base plate 11, and end walls then is connected to the internal surface of lateral retaining plate 12 and block 13, thus; The outside that between the outer side surface of postive stop baffle 16, lateral retaining plate 12, block 13, forms chute 17, two postive stop baffles 16 that extend along the fixed base short transverse forms a chute 17 respectively.Simultaneously, form a chute 18 that extends along the fixed base length direction between the outer side surface of postive stop baffle 16, block 13 and the base plate 11, same, the outside of two postive stop baffles 16 forms a chute 18 respectively.
Above-mentioned longitudinal sliding block 4 can slide with respect to fixed base along the length direction of chute 17; In order to mate said structure; Longitudinal sliding block 4 is made into downward opening " C " shape; In the chute that is inserted into the fixed base both sides 17 of two bending sections of its " C " shape coupling, offer a blind hole 41 of extending along its short transverse at the intermediate portion upper surface of longitudinal sliding block 4, spring 5 is installed in this blind hole 41; And its upper end portion protrudes from the upper surface of longitudinal sliding block 4 and is connected on the lower surface of top board 14, and spring 5 is in oppressed state all the time.Above-mentioned transverse slider 3 can slide with respect to fixed base along the length direction of chute 18; In order to mate above structure; Transverse slider 3 is made into opening " C " shape inwardly, and the two ends bending section coupling of its " C " shape is inserted in the chute 18 of fixed base both sides, and; The medial extremity of its " C " shape two ends bending section is processed into an inclined-plane 31, and this inclined-plane 31 is corresponding up and down with " C " shape two bending section underparts of longitudinal sliding block 4; Transverse slider 3 slides along the bearing of trend of chute 18, in sliding process, with fixed base situation about breaking away from takes place in order to prevent transverse slider 3, is fixedly connected with an anticreep baffle plate 6 at the front-end face of block 13; Specifically, when transverse slider 3 slid into the edge of block 13, its freedom of movement was limited by steel holder baffle plate 6; Be unlikely to come off with fixed block; Certainly, also can adopt other forms in order to prevent that transverse slider 3 from coming off, for example; Can be at the lower surface front end of block 13 to extending below an extension, the distance between this extension and the base plate 11 is less than the thickness of block 13.
The cross section of above-mentioned plug-in opening 15 is rounded or square, and the cross section of sliding pin 2 is match circular or square, below; All rounded with the cross section of plug-in opening 15 and sliding pin 2 is example; The concrete introduction offers a restraining groove 22 on the top of sliding pin 2, and the bottom offers a restraining groove 21; The width of restraining groove 22 is greater than the width of longitudinal sliding block 4 intermediate portions; The intermediate portion that can guarantee longitudinal sliding block 4 is embedded in the restraining groove 22, and restraining groove 21 has long length, and the intermediate portion of transverse slider 3 is embedded in the restraining groove 21.
Shown in Fig. 5 a, 5b, under the original state, make the fixed base that protrudes from that the front end of sliding pin 2 tries one's best, at this moment; Longitudinal sliding block 4 intermediate portion lower surfaces are conflicted by the top edge of sliding pin 2, and spring 5 is in maximum deformed state, and restraining groove 22 leaks outside outside in fixed base, and the ear end face 211 of restraining groove 21 is fitted in the ear end face of transverse slider 3 intermediate portions; And the front-end face that guarantees transverse slider 3 is fitted on the ear end face of anticreep baffle plate 6, under this state, along X to the front-end face of pushing sliding pin 2, then shown in Fig. 6 a, 6b; Sliding pin moves with respect to fixed base backward, when mobile certain distance, to restraining groove 22 be positioned at longitudinal sliding block 4 under the time, spring 5 acts on; Longitudinal sliding block 4 is promoted downwards, the intermediate portion of longitudinal sliding block 4 is embedded in the restraining groove 22, this state is locking state, under this state; The underpart of longitudinal sliding block 4 contacts with inclined-plane 31, and transverse slider 3 is limited between anticreep baffle plate 6 and the longitudinal sliding block 4, and this moment, transverse slider 3 and longitudinal sliding block 4 all can not slide with respect to fixed base, therefore; Under this state, longitudinal sliding block 4 just can be used in and limits sliding pin 2 degrees of freedom movable with respect to fixed base, under locking state; Continue along X to applying pressing force at the front end of sliding pin 2, then under the promotion of restraining groove 21 front-end faces 212, transverse slider 3 along X to inside slip; Because inclined-plane 31 interacts with longitudinal sliding block 4 underparts, the thrust that can make longitudinal sliding block 4 overcome spring is upwards slided, and the intermediate portion of longitudinal sliding block 4 breaks away from from restraining groove 22 gradually; And after the underpart of longitudinal sliding block 4 slipped over inclined-plane 31, the bottom end of longitudinal sliding block 4 was fitted in the upper surface of transverse slider 3, at this moment; Realize release, at this moment, shown in Fig. 7 a, 7b; The front end of sliding pin 2 apply along the pulling force of directions X or apply in its back-end along X to thrust, restraining groove 22 below that slips over longitudinal sliding block 4 gradually is owing to conflicted by transverse slider 3 in the underpart of longitudinal sliding block 4; It can not be embedded in the restraining groove 22, and when the ear end face 211 of restraining groove 21 contacted with the ear end face of transverse slider 3 intermediate portions, sliding pin 2 continued to slide; And spur transverse slider 3 to front slide, last, this is pushed fastening piece and gets back to the state shown in Fig. 5 a, the 5b again.
In said structure,, can the front-end face of restraining groove 22 be arranged to the inclined-plane for fear of stuck phenomenon.Above-mentioned spring 5 mainly plays the effect that promotes longitudinal sliding block 4, and it can adopt other elastic elements to substitute realizing same function, and these other elastic element can be a shell fragment etc.
Can find out that in the said structure, transverse slider 3 in some cases; Along with the activity of sliding pin 2 is slided, under certain some situation, its two be again relative movement; Therefore; Realize the structure of this kind situation, the length of above-mentioned restraining groove 21 is greater than the length that transverse slider 3 is embedded into its interior section, the length that is to say restraining groove 21 be greater than transverse slider 3 intermediate portions along X to size.
Restraining groove 21 and the position relation of restraining groove 22 on sliding pin 2 also must satisfy and can realize above-mentioned usable condition, will satisfy at least, and the projection of restraining groove 22 in restraining groove 21 falls in the restraining groove 21.
Below, introduce a kind of above-mentioned LED display of pushing fastening piece of using, as shown in Figure 8; This LED display comprises LED display modular 7 and casing 8, and display modular 7 is connected on the casing 8 through the above-mentioned fastening piece of pushing, and specifically sees also Fig. 8,9,10; And combine Fig. 3,4, shown in, it radially offers two buckling grooves 23 at the front end edge of sliding pin 2; Be provided with profiled holes 71 at the edge of LED display modular 7, this profiled holes bottom can supply sliding pin 2 all to insert, and the gap on its top is less; The front end of sliding pin 2 inserts in the profiled holes 71; Make buckling groove 23 aim at the sidewall of profiled holes 71, the sliding pin 2 that moves up slides in the buckling groove 23 sidewall of profiled holes 71 top narrower part; Front surface at casing 8 also is connected with spring 91, and cross-under has a thimble 92 in the spring 91, and the rearward end of spring 91 is connected on the casing 8, and the front end of thimble 92 has the cap head.
Shown in figure 11; When above-mentioned LED display is installed, forward the front end of sliding pin 2 is inserted in the plug-in opening 81 preset on the casing 8, and makes the front end of sliding pin 2 protrude from the front surface (mainly being to guarantee that buckling groove 23 is positioned at plug-in opening 81 outsides) of casing 8 by the back of casing 8; According to the predetermined LED display modular 7 of putting; And making the front end of profiled holes 71 corresponding sliding pins 2, equipped according to above-mentioned profiled holes 71 and sliding pin 2 articulates sliding pin and LED display modular 7; Spring 91 promotes thimbles 92, makes the cap head of thimble 92 withstand on the back surface of LED display modular 7.Afterwards, implement to push at the front surface of LED display modular 7, it is movable backward with respect to fixed base to promote sliding pin 2 then; Push fastening piece the variation of Fig. 5 a to Fig. 6 a promptly takes place; Final locking, spring 91 oppressed distortion, the thrust that it produces forward LED display modular 7 of realizing; LED display modular 7 just has the trend that sliding pin 2 is spurred forward; But because sliding pin 2 proal trend are limited by longitudinal sliding block 4, therefore, casing 8 can be clamped between fixed base and the LED display modular 7.
When needs were dismantled, also very convenient, concrete was; Push LED display modular 7 backward; Overcome the elasticity pretightening force of 91 pairs of LED display modulars 7 of spring, make and push fastening piece and become state shown in Fig. 7 a, push the fastening piece release; Promote sliding pin afterwards forward, LED display modular 7 is separated with casing 8.
Of the present inventionly push the connection that fastening piece can also be applied to component in some other mechanism, it can realize the quick mounting and the dismounting of part, has simplified installation, unloading process greatly, improves installation efficiency, is convenient to running repairs.
For a person skilled in the art, can make other various corresponding changes and distortion, and these all changes and distortion should belong within the protection domain of claim of the present invention all according to the technological scheme and the design of above description.
Claims (10)
1. push fastening piece, it is characterized in that, comprise,
Fixed base is provided with a plug-in opening along its length direction;
Longitudinal sliding block can slide along the short transverse of fixed base;
Elastic element is installed between the upper end portion of longitudinal sliding block and fixed base;
Transverse slider can slide along the length direction of fixed base, and its medial extremity is the inclined-plane, and this inclined-plane is over against the below, bottom that is positioned at longitudinal sliding block of answering;
Sliding pin; Cross-under also can be movable along the length direction of fixed base in plug-in opening; This sliding pin is provided with first restraining groove that supplies the transverse slider embedding and second restraining groove that supplies transverse slider to embed, and transverse slider embeds the length of the length of second restraining groove part less than second restraining groove.
2. the fastening piece of pushing as claimed in claim 1; It is characterized in that; Fixed base comprises base plate, is connected the lateral retaining plate on base plate rear end top, fixed side baffle plate top and the top board parallel with base plate and be fixed on the top board and by the lower surface of top board to the block that extends below; Longitudinal sliding block can slide along the fixed base short transverse between lateral retaining plate and block, and transverse slider can slide along the fixed base length direction between the upper surface of block lower end surface and base plate; Front-end face at block also is connected with the anticreep baffle plate that prevents transverse slider disengaging fitting seat.
3. the fastening piece of pushing as claimed in claim 2 is characterized in that, offers a blind hole in its short transverse of upper surface of longitudinal sliding block, and elastic element is the spring that is installed in this blind hole, and the upper end portion of spring is stretched out this blind hole and is connected with the lower surface of top board.
4. the fastening piece of pushing as claimed in claim 2; It is characterized in that; The upper surface of base plate is provided with two postive stop baffles that extend along its length direction; This two postive stop baffle lays respectively at the both sides of baseplate width direction, and the internal surface of postive stop baffle outer surface, lateral retaining plate and the internal surface of block form the vertical chute that supplies longitudinal sliding motion, and the bottom end of the outer surface of postive stop baffle, the upper surface of base plate and block forms the horizontal concrete chute that supplies transverse slider to slide.
5. the fastening piece of pushing as claimed in claim 4 is characterized in that, longitudinal sliding block is " C " shape that Open Side Down, and what the bending section on its " C " shape both sides mated from top to bottom is inserted in two vertical chutes; Transverse slider is inside " C " shape of opening, and what the two bending section ecto-entads of its " C " shape mated is inserted in two horizontal concrete chutes.
6. the fastening piece of pushing as claimed in claim 5 is characterized in that, the inclined-plane is positioned at the inner end of transverse slider " C " shape two bending sections.
7. the fastening piece of pushing as claimed in claim 1 is characterized in that, the sectional shape of plug-in opening is circular or square, and the sectional shape of sliding pin is circular or square.
8. utilize that claim 1 is said pushes the LED display that fastening piece connects, it is characterized in that, comprise, casing, LED display modular and the fastening piece of pushing that is used for the LED display modular is fastened on the casing front, this is pushed fastening piece and comprises,
Fixed base is provided with a plug-in opening along its length direction;
Longitudinal sliding block can slide along the short transverse of fixed base;
Elastic element is installed between the upper end portion of longitudinal sliding block and fixed base;
Transverse slider can slide along the length direction of fixed base, and its medial extremity is the inclined-plane, and this inclined-plane is over against the below, bottom that is positioned at longitudinal sliding block of answering;
Sliding pin; Cross-under also can be movable along the length direction of fixed base in plug-in opening; This sliding pin is provided with first restraining groove that supplies the transverse slider embedding and second restraining groove that supplies transverse slider to embed, and transverse slider embeds the length of the length of second restraining groove part less than second restraining groove;
Sliding pin by after cross-under casing and LED display modular successively forward, the front end of sliding pin and LED display modular articulate, when pushing the fastening piece locking, casing is folded between LED display modular and the fixed base.
9. LED display as claimed in claim 8 is characterized in that it radially is provided with buckling groove the front end edge of sliding pin, and the LED display modular is provided with a jack hole, and this jack hole has at least the edge of a part to be embedded in the buckling groove.
10. LED display as claimed in claim 8; It is characterized in that; Be provided with a plurality of preloading springs between LED display modular and the casing; One end of these a plurality of preloading springs is connected on the casing, in it, is fitted with a thimble by the other end of preloading spring, and the front-end face of thimble is corresponding with the trailing flank of LED display modular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110387634 CN102493978B (en) | 2011-11-30 | 2011-11-30 | Pressing fastener and LED (light-emitting diode) display screen connected by utilizing same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110387634 CN102493978B (en) | 2011-11-30 | 2011-11-30 | Pressing fastener and LED (light-emitting diode) display screen connected by utilizing same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102493978A true CN102493978A (en) | 2012-06-13 |
| CN102493978B CN102493978B (en) | 2013-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110387634 Active CN102493978B (en) | 2011-11-30 | 2011-11-30 | Pressing fastener and LED (light-emitting diode) display screen connected by utilizing same |
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| Country | Link |
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| CN106704314A (en) * | 2015-11-14 | 2017-05-24 | 域鑫科技（惠州）有限公司 | Connector |
| CN106991913A (en) * | 2017-05-29 | 2017-07-28 | 深圳荣行智能科技有限公司 | A kind of presentation of information screen device |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN102493978B (en) | 2013-11-06 |
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