CN102493978B - 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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- CN102493978B CN102493978B CN 201110387634 CN201110387634A CN102493978B CN 102493978 B CN102493978 B CN 102493978B CN 201110387634 CN201110387634 CN 201110387634 CN 201110387634 A CN201110387634 A CN 201110387634A CN 102493978 B CN102493978 B CN 102493978B
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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 longitudinal 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 fastening-connecting device, especially a kind of push type fastening piece simultaneously, the invention still further relates to and utilizes this to press the LED display that fastening piece connects.
Background technique
in the assembling process of product, when plural part need to be fastened together, usually adopt screw, the standard piece such as bolt or rivet is realized, these standard piece need to connect on the fastening part of needs by artificial or machine usually, for example screw connects, the screw of beating that needs to repeat operates, like this can expend a large amount of manpowers, material resources, this defective is aspect the connection of LED display, particularly outstanding, existing LED display is all that the display modular by standard dimensions is spliced, display modular is fixed on framework by screw as shown in Figure 1 specifically, the edge that framework is connected with display modular adopts screw to connect, this makes the installation of LED display become comparatively complicated, and it is not quick detachable, some LED displays also being arranged as shown in Figure 2, is by the magnetic post, the LED display modular to be adsorbed onto on framework, but this linkage structure is firm not, easily comes off, and damages the LED display modular.
Summary of the invention
For the deficiencies in the prior art, one of purpose of the present invention is, a kind of fastening piece of pressing is provided, and it can realize being fastenedly connected of two parts easily and efficiently, simultaneously can also be for convenience detach.
Two of purpose of the present invention is, a kind of above-mentioned LED display that fastening piece connects of pressing that utilizes is provided, and it has the advantages such as installation efficiency is high, time saving and energy saving.
For achieving the above object one, the present invention adopts following technological scheme:
Press 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 arranged 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, be provided with the first restraining groove that embeds for longitudinal sliding block and the second restraining groove that embeds for transverse slider on this sliding pin, transverse slider embeds the length of the second restraining groove part less than the length of the second restraining groove.
Fixed base comprises base plate, is connected to 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 top board and by the lower surface of the top board block to downward-extension, 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 arranged 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 for 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 slides for transverse slider.
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 achieving the above object two, the present invention adopts following technological scheme:
LED display comprises, casing, LED display modular and the fastening piece of pressing that is used for the LED display modular is fastened on the casing front, and this is pressed 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 arranged 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, be provided with the first restraining groove that embeds for longitudinal sliding block and the second restraining groove that embeds for transverse slider on this sliding pin, transverse slider embeds the length of the second restraining groove part less than the length of the second restraining groove;
Sliding pin is by cross-under casing and LED display modular successively before backward, and the front end of sliding pin and LED display modular articulate, and when pressing the fastening piece locking, casing is folded between LED display modular and 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 buckling groove.
Be provided with a plurality of preloading springs between LED display modular and casing, an end of these a plurality of preloading springs is connected on casing, is fitted with a thimble by the other end of preloading spring in it, 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 press quick mounting and the dismounting that fastening piece can be realized part, simplified greatly installation, unloading process, improve installation efficiency, be convenient to running repairs, be mounted on LED display by it, have higher soundness, and easy for installation, time saving and energy saving, and be easy to dismounting.
Description of drawings
Fig. 1 is the LED display that prior art adopts screw to connect;
Fig. 2 is the LED display that prior art adopts the magnetic post to connect;
Fig. 3 is a kind of structural representation of pressing fastening piece of the present invention;
Fig. 4 is the scheme of installation of pressing fastening piece shown in Figure 3;
Fig. 5 a is use view of pressing 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 use view of pressing 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 use view of compression 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 is the equipped schematic diagram that the present invention presses fastening piece and LED display modular;
Figure 10 is the zoomed-in view at A place in Fig. 9;
The scheme of installation of Figure 11 LED display shown in Figure 8.
Embodiment
Below, by reference to the accompanying drawings and embodiment, the present invention is described further:
As shown in Fig. 3,4, press 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 (i.e. X-direction in the diagram) of fixed base, 4 of longitudinal sliding blocks can slide with respect to fixed base along the short transverse (i.e. Y-direction in the diagram) of fixed base, 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 to the rearward end upper surface of base plate 11, top board 14 is fixedly connected on the upper top of lateral retaining plate 12 and parallel with base plate 11, block 13 is fixed on the lower surface of top board 14 and to downward-extension, has certain distance between the upper surface of the lower end surface of block 13 and base plate 11, the all parts of fixed base can be to weld together, also can adopt casting technique one-body molded, offer a plug-in opening 15 along its length direction on fixed base, this plug-in opening 15 runs through lateral retaining plate 12 and block 13, 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 to the upper surface of base plate 11, end walls is connected to the internal surface of lateral retaining plate 12 and block 13, thus, the outside that forms chute 17, two postive stop baffles 16 that extend along the fixed base short transverse between the outer side surface of postive stop baffle 16, lateral retaining plate 12, block 13 forms respectively a chute 17.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 base plate 11, same, the outside of two postive stop baffles 16 forms respectively a chute 18.
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 17 that is inserted into the fixed base both sides of the two bending section couplings of its " C " shape, intermediate portion upper surface at longitudinal sliding block 4 offers a blind hole 41 along its short transverse extension, spring 5 is arranged 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, 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 " C " shape two up and down, bending section underpart of this inclined-plane 31 and longitudinal sliding block 4 are corresponding, transverse slider 3 slides along the bearing of trend of chute 18, in order to prevent that transverse slider 3 from the situation of disengaging occuring with fixed base in sliding process, front-end face at block 13 is fixedly connected with an anticreep baffle plate 6, specifically, when transverse slider 3 slides into the edge of block 13, its freedom of movement is 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 downward-extension one extension, distance between this extension and 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, the cross section of sliding pin 2 is match circular or square, below, cross section take plug-in opening 15 and sliding pin 2 is all rounded as example, the concrete introduction, offer a restraining groove 22 on the top of sliding pin 2, 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 restraining groove 22, restraining groove 21 has long length, and the intermediate portion of transverse slider 3 is embedded in restraining groove 21.
as Fig. 5 a, shown in 5b, under 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, spring 5 is in maximum deformed state, restraining groove 22 leaks outside outside in fixed base, 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, press the front-end face of sliding pin 2 along X-direction, as Fig. 6 a, shown in 6b, sliding pin moves backward with respect to fixed base, when moving a certain distance, to restraining groove 22 be positioned at longitudinal sliding block 4 under the time, spring 5 effects, longitudinal sliding block 4 is promoted downwards, the intermediate portion of longitudinal sliding block 4 is embedded in restraining groove 22, this state is locking state, under this state, the underpart of longitudinal sliding block 4 contacts with inclined-plane 31, transverse slider 3 is limited between anticreep baffle plate 6 and longitudinal sliding block 4, 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 with respect to the degrees of freedom of fixed base activity, under locking state, front end at sliding pin 2 continues to apply pressing force along X-direction, under the promotion of restraining groove 21 front-end faces 212, transverse slider 3 inwardly slides along X-direction, due to inclined-plane 31 and longitudinal sliding block 4 underparts interactions, can make longitudinal sliding block 4 overcome the thrust upward sliding of spring, 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 slips over inclined-plane 31, the bottom end of longitudinal sliding block 4 is fitted in the upper surface of transverse slider 3, at this moment, realize release, at this moment, as Fig. 7 a, shown in 7b, apply along the pulling force of directions X or apply in its back-end thrust along X-direction at the front end of sliding pin 2, restraining groove 22 below that slips over longitudinal sliding block 4 gradually, owing to being conflicted by transverse slider 3 in the underpart of longitudinal sliding block 4, it can not be embedded in restraining groove 22, when the ear end face 211 of restraining groove 21 contacts with the ear end face of transverse slider 3 intermediate portions, sliding pin 2 continues to slide, and pull transverse slider 3 to front slide, at last, this is pressed fastening piece and gets back to again Fig. 5 a, state shown in 5b.
In said structure, for fear of stuck phenomenon, the front-end face of restraining groove 22 can be arranged to the inclined-plane.Above-mentioned spring 5 mainly plays the effect that promotes longitudinal sliding block 4, and it can adopt other elastic elements to substitute to realize same function, and these other elastic element can be shell fragment etc.
Can find out, in said structure, transverse slider 3 in some cases, along with the activity of sliding pin 2 is slided, in certain some situation, it is again both 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, that is to say that the length of restraining groove 21 is greater than the size along X-direction of transverse slider 3 intermediate portions.
Restraining groove 21 and the position relationship 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 restraining groove 21.
below, introduce a kind of above-mentioned LED display of pressing fastening piece of using, as shown in Figure 8, this LED display comprises LED display modular 7 and casing 8, display modular 7 is connected on casing 8 by the above-mentioned fastening piece of pressing, specifically see also Fig. 8, 9, 10, and in conjunction with 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 all be inserted for sliding pin 2, the gap on its top is less, the front end of sliding pin 2 inserts in profiled holes 71, make buckling groove 23 aim at the sidewall of profiled holes 71, sliding pin 2 moves up, the sidewall of profiled holes 71 top narrower part is slided in buckling groove 23, front surface at casing 8 also is connected with spring 91, and the interior cross-under of spring 91 has a thimble 92, and the rearward end of spring 91 is connected on casing 8, and the front end of thimble 92 has the cap head.
as shown in figure 11, when above-mentioned LED display is installed, back by casing 8 is inserted into the front end of sliding pin 2 in plug-in opening 81 default on casing 8 forward, and the front end that makes sliding pin 2 protrudes from the front surface (being mainly to guarantee that buckling groove 23 is positioned at plug-in opening 81 outsides) of casing 8, according to the predetermined LED display modular 7 of putting, and make the front end of the corresponding sliding pin 2 of profiled holes 71, according to being equipped with of above-mentioned profiled holes 71 and sliding pin 2, sliding pin and LED display modular 7 are articulated, spring 91 promotes thimble 92, make the cap head of thimble 92 withstand on the rear surface of LED display modular 7.Afterwards, implement to press at the front surface of LED display modular 7, then promote sliding pin 2 movable backward with respect to fixed base, press fastening piece the variation of Fig. 5 a to Fig. 6 a namely occurs, the final realization locked, the oppressed distortion of spring 91, the thrust that it produces forward LED display modular 7, LED display modular 7 just has the trend that sliding pin 2 is pulled forward, but because the proal trend of sliding pin 2 is limited by longitudinal sliding block 4, therefore, casing 8 can be clamped between fixed base and LED display modular 7.
When needs are dismantled, also very convenient, concrete is, press backward LED display modular 7, overcome the elasticity pretightening force of 91 pairs of LED display modulars 7 of spring, make and press fastening piece and become state as shown in Figure 7a, press the fastening piece release, promote forward afterwards sliding pin, LED display modular 7 is separated with casing 8.
Of the present inventionly press the connection that fastening piece can also be applied to component in some other mechanism, it can realize quick mounting and the dismounting of part, has simplified greatly installation, unloading process, improves installation efficiency, is convenient to running repairs.
For a person skilled in the art, can make other various corresponding changes and distortion according to technological scheme described above and design, and these all changes and the distortion all should belong to the protection domain of claim of the present invention within.
Claims (10)
1. press 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 arranged 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, be provided with the first restraining groove that embeds for longitudinal sliding block and the second restraining groove that embeds for transverse slider on this sliding pin, transverse slider embeds the length of the second restraining groove part less than the length of the second restraining groove.
2. the fastening piece of pressing as claimed in claim 1, it is characterized in that, fixed base comprises base plate, is connected to 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 top board and by the lower surface of the top board block to downward-extension, 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 pressing 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 arranged 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 pressing 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, the internal surface of postive stop baffle outer surface, lateral retaining plate and the internal surface of block form the vertical chute for 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 slides for transverse slider.
5. the fastening piece of pressing 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 pressing 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 pressing 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 the described LED display of pressing the fastening piece connection of claim 1, it is characterized in that, comprise, casing, LED display modular and the fastening piece of pressing that is used for the LED display modular is fastened on the casing front, sliding pin is by cross-under casing and LED display modular successively before backward, the front end of sliding pin and LED display modular articulate, and when pressing the fastening piece locking, casing is folded between LED display modular and 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 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 casing, one end of these a plurality of preloading springs is connected on casing, be fitted with a thimble by the other end of preloading spring in it, 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 CN102493978A (en) | 2012-06-13 |
| CN102493978B true CN102493978B (en) | 2013-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| 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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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106704314A (en) * | 2015-11-14 | 2017-05-24 | 域鑫科技（惠州）有限公司 | Connector |
| CN106991913B (en) * | 2017-05-29 | 2018-01-16 | 广东睿盟计算机科技有限公司 | A kind of presentation of information screen device |
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| CN2639605Y (en) * | 2003-07-14 | 2004-09-08 | 顺德司马展览设备有限公司 | Fastening lock for connecting screen |
| CN2728858Y (en) * | 2004-08-25 | 2005-09-28 | 谢国安 | Push type automobile anti-theft gear |
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| CN201027728Y (en) * | 2007-04-06 | 2008-02-27 | 杨鹏耀 | Card holder |
| CN202370951U (en) * | 2011-11-30 | 2012-08-08 | 深圳视爵光旭电子有限公司 | Pressing fastener and LED display screen adopting fastener for connection |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4484143B2 (en) * | 2004-06-09 | 2010-06-16 | 日東工器株式会社 | Plug / socket assembly |
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|---|---|---|---|---|
| US5836625A (en) * | 1993-09-16 | 1998-11-17 | Kibble; Anthony Wilfred | Bolt housing, assembly, and fitted panel |
| CN2639605Y (en) * | 2003-07-14 | 2004-09-08 | 顺德司马展览设备有限公司 | Fastening lock for connecting screen |
| CN2728858Y (en) * | 2004-08-25 | 2005-09-28 | 谢国安 | Push type automobile anti-theft gear |
| CN2888019Y (en) * | 2006-04-24 | 2007-04-11 | 李祥国 | Anti-theft door lock bolt |
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| CN102493978A (en) | 2012-06-13 |
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