CN201165217Y

CN201165217Y - Motor vehicle license plate anti-theft device and fastener mounted therewith

Info

Publication number: CN201165217Y
Application number: CNU2008200308703U
Authority: CN
Inventors: 陈兴生
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-01-11
Filing date: 2008-01-11
Publication date: 2008-12-17
Anticipated expiration: 2018-01-11

Abstract

Disclosed are a vehicle number plate theftproof device and a fastener used for mounting the theftproof device, comprising a seal cap and an annular fixed base; one end of the annular fixed base is expanded and provided with a fixed piece cavity; the other end is shrank to form a column used for providing joint surface for the cap rim of the seal cap; a fixing hole is arranged on the center of the column; the fixing hole is communicated with the fixed piece cavity; the vehicle number plate theftproof device and the fastener has the advantages that less parts are adopted to enable the structure to be more simple and the machining process becomes simple; the integral matching effect between the seal cap and the annular fixed base is indicated; the fastener is adopted to fasten the seal cap on the cylindrical surface of the annular fixed base, so as to have the durable and fall-off resistance fastening effect.

Description

Anti-theft device for automotive number plate and install this anti-joyride device used compel solid device

Technical field

The utility model relates to a kind of anti-theft device for automotive number plate, and relates to the used urgent solid device of this anti-joyride device of installation.

Background technology

The applicant has proposed the patent application that name is called the anti-joyride device that fixing licence plate uses on December 23rd, 2002, its Granted publication number is CN2594090Y, concrete structure is by shown in Figure 5, comprise and seal cap 1 (patent claims buckle closure), annular fixed seat 2, respectively be processed with the jump ring groove at the inwall that seals cap 1 with the outer wall of annular fixed seat 2, snap onto by jump ring and will seal cap 1 in the jump ring groove and be fixed on the annular fixed seat 2, promptly annular fixed seat 2 envelopes are protected by sealing cap 1, the person of having an ulterior motive just is difficult to and will be used for fixing connecting element 3 removals of annular fixed seat 2, has a positive strick precaution meaning for preventing that number plate of vehicle is stolen.But, use through in the past few years proves, this kind structure still exists following shortcoming: the one, and adopt jump ring will seal cap 1 and annular fixed seat 2 fixing fixed forms and can give play to desirable fixed effect in a short time, but the time cause jump ring owing to the factor of getting rusty and so on long afterwards the fixing effect weaken gradually and even disappear, thereby make and seal cap 1 and come off, do not have due antitheft effect from annular fixed seat 2; The 2nd, earlier jump ring is placed the jump ring groove on the outer wall of annular fixed seat 2 when mounted, after treating that connecting element 3 is taken annular fixed seat 2 number plate (licence plate) and is fixed on the vehicle on the default number plate seat, to seal cap 1 lid again and be fitted on the annular fixed seat 2, and make jump ring protrude being partially embedded in the jump ring groove on the inwall that seals cap 1 of (leaning out) jump ring groove on annular fixed seat 2.But, in the installation exercise process of reality, often exist jump ring and be not embedded into probability in the jump ring groove that seals on the cap 1 exactly, although probability is very low, for concrete car owner, in case meet and then be a hundred per cent.Especially,, can cause so and seal cap 1 arch camber, undermine by hollowing and seal cap 1 if jump ring can not enter in the jump ring groove that seals on the cap 1 exactly; The 3rd, number of components is still on the high side, and difficulty of processing is big, and is for example harsh to sealing the processing request that processes cooresponding jump ring groove on cap 1, the annular fixed seat 2, and the weight of jump ring groove is difficult to hold.

Summary of the invention

Task of the present utility model be to provide a kind of component number few and can embody simple in structure, installation and processing easily, seal the anti-theft device for automotive number plate that cap and annular fixed seat can reliable fit.

Task of the present utility model also is to provide a kind of solid device of compeling, guarantee to seal cap enduringly with the effect that combines of annular fixed seat.

For finishing task of the present utility model, technical scheme provided by the utility model is: a kind of anti-theft device for automotive number plate, it comprises seals cap and annular fixed seat, one end of described annular fixed seat expands establishes and constitutes a connecting element chamber, shorten one into and be used to the described shade that seals cap that the cylinder of mating surface is provided and the other end is narrow, the central authorities of cylinder offer a fixed orifice, and fixed orifice communicates with described connecting element chamber.

In a specific embodiment of the present utility model, the outer wall in described connecting element chamber and the intersection of cylinder constitute an inclined-plane.

For finishing an also task of the present utility model, technical scheme provided by the utility model is: a kind of install anti-joyride device used compel solid device, it comprises a pair of adapter plate opposite each other, respectively offers handle center's axial trough at this on to adapter plate; A pair of handle jointly be hinged on the middle part of handle center's axle, and the two ends of handle center's axle is presented in a pair of handle center axial trough; A pair of jaw pressure arm, between a pair of adapter plate, top respectively articulates by the upper end of pressure arm center shaft and adapter plate, the bottom respectively articulates by connecting pin and handle, respectively constitute a cap that seals that mates with each other at the top of a pair of jaw pressure arm and compel solid half module, the inwall that respectively seals the urgent solid half module of cap is furnished with engaging tooth; One anchor shaft, the below of half module is admittedly compeled corresponding to the described cap that seals in the middle part, and two ends are fixed with a pair of adapter plate respectively.

In another specific embodiment of the present utility model, described handle center axial trough is a longitudinal slot, is opened in the position placed in the middle of adapter plate.

One of the anti-theft device for automotive number plate that the utility model is recommended advantage compared with the prior art only need be sealed cap and annular fixed seat, has saved the jump ring in the prior art, so the component number minimizing, makes structure more become simple; Two owing to need not to use jump ring, therefore need not seal machining clamp spring slot on cap, the annular fixed seat, therefore make processing technology simple; Three because with the narrow cylinder that shortened into of annular fixed seat,, therefore can embody the overall co-ordination effect of sealing between cap and the annular fixed seat for the shade combination of sealing cap; Four, adopt to compel solid device, can will seal cap reliably with annular fixed seat on cylinder compel solid and have the solid effect of compeling that can come off lastingly and not.

Description of drawings

Fig. 1 is a specific embodiment constructional drawing of anti-theft device for automotive number plate of the present utility model.

Fig. 2 is a specific embodiment constructional drawing of compeling solid device of the present utility model.

Fig. 3 is an application examples scheme drawing of the present utility model.

Fig. 4 utilizes anti-joyride device of the present utility model to compel solid device and automotive number plate is compeled to be fixed in scheme drawing on the number plate seat of vehicle by of the present utility model.

The constructional drawing of the anti-joyride device that Fig. 5 uses for the fixedly licence plate in the prior art.

The specific embodiment

See also Fig. 1, seal the cap chamber size of cap 1 and maximum gauge that weight should be taken into account annular fixed seat 2 and height factor, the centre can be molded into literal or letter when mold formed with sealing cap 1 among the outer surface of cupular part that seals cap 1, for example according to the abbreviation of China each province, the top die of sealing cap 1 make such as capital, Shanghai, Zhejiang, Soviet Union, Shandong, Shanxi, Anhui, Henan, or the like middle literal, also can be molded into the letter of W (People's Armed Police) P (police) and so on, also literal helps mutually with letter, as Soviet Union A, capital L, Shanghai B or the like.Location status with current icon is an example, the i.e. upper end expansion of one end of annular fixed seat 2 is established and is formed with a connecting element chamber 21, and being the lower end, the other end shortened a cylinder 22 into, installing and using state, when sealing cap 1 cover when placing on the annular fixed seat 2, the part of shade 11 (also can claim the cap mouth) of sealing cap 1 is just corresponding to cylinder 22, and the central authorities of cylinder 22 offer a fixed orifice 221, so that pass for an end of the connecting element 3 of being furnished with spring washer 31.In order to make the shade 11 that seals cap 1 produce the ultimate attainment effect that combines with the outer wall of cylinder 22, therefore establishing end in the expansion of annular fixed seat 2 is that the boundary of graphic upper end and cylinder 22 is processed with an angle and is preferably inclined-plane 211 about 45 °, this inclined-plane 211 can be more clearly visible in Fig. 3, it is just as a tilt stage, for providing transitional function between the shade 11 that seals cap 1 and the cylinder 22, promote the effect that combines of shade 11 and cylinder 22, can not cause coming off.

See also Fig. 2, provided preferably but the concrete structure of compeling solid device that definitely is not limited to, the setting that corresponds to each other of a pair of adapter plate 4 of this structure, the middle part of each adapter plate 4 offers handle center's axial trough 41 longitudinally.A pair of handle 7 jointly is hinged on the middle part of handle center's axle 71, that is to say, realize connecting by one piece of shared handle center's axle 71 between a pair of handle 7, the two ends of handle center's axle 71 are presented in handle center's axial trough 41 on the cooresponding adapter plate 4, along with the opening or closing of a pair of handle 7, handle center's axle 71 just can be done to move downward or upward in handle center's axial trough 41.A pair of jaw pressure arm 5, between a pair of adapter plate 4, the top of each jaw pressure arm 5 is extend into by pressure arm center shaft 51 realizes in the pressure arm central shaft hole 42 of adapter plate 4 upper ends articulating or claiming to be hinged with adapter plate 4 connecting, and the bottom of each jaw pressure arm 5 is respectively articulated or the connection that claims to be hinged by connecting pin 52 and handle 7, along with the opening or closing of a pair of handle 7, just drive a pair of jaw pressure arm 5 and open accordingly or close.Respectively constitute one at the top of a pair of jaw pressure arm 5 and seal the urgent solid half module 53 of cap, the a pair of urgent solid half module 53 of cap that seals is fitted to each other, be formed with engaging tooth 531 at the inwall that seals the urgent solid half module 53 of cap with wave feature ground, the tooth length of engaging tooth 531 or title highly are corresponding to highly substantially with the length or the title of aforesaid cylinder 22.Compel solid half module 53 when closed when a pair of cap that seals, just form a complete cap chamber 532 of sealing, compel to be fixed on the annular fixed seat 2 so that seal cap 1, more particularly, make seal cap 1 shade 11 tightly envelope on cylinder 22.Anchor shaft 6 is to compel solid half module 53 the effect fulcrum is provided for a pair of cap that seals, and the below of solid half module 53 is compeled corresponding to sealing cap in the middle part, contract and be processed with screw thread 61 and two ends are narrow, wear and adapter plate 4 on fixed shaft hole 43 backs with nut 611 location.

See also 3 and Fig. 4, the applicant narrates application of the present utility model, is example with Fig. 3 earlier, is preset with number plate seat 9 usually at the forward and backward bumper/spoiler position of self-propelled vehicle, and disposes number plate setscrew nut 91 at the back side of number plate seat 9.When the utility model to be recommended promptly be installed to number plate 8 on the number plate seat 9 by anti-theft device for automotive number plate shown in Figure 1 the time, use screw as connecting element 3 earlier, after being nested with spring washer 31 on the screw, the one end passed fixed orifice 221 backs on the annular fixed seat 2 and then pass number plate 8 in regular turn, corresponding aperture on the number plate seat 9 is until revolving and to number plate setscrew nut 91, number plate 8 is fixed on the number plate seat 9, to seal cap 1 then places a pair of cap that seals to compel between the solid half module 53, compel solid device and take and seal cap 1 and make the cap chamber of sealing cap 1 aim at annular fixed seat 2 by of the present utility model, make and seal cap 1 cover and put outside annular fixed seat 2, then a pair of handle 7 is operated with the direction of arrow shown in Figure 2, under the effect of sealing the engaging tooth 531 on the urgent solid half module 53 of cap, force seal cap 1 shade 11 closely envelope on the cylinder 22 of annular fixed seat 2, present state shown in Figure 4.By Fig. 3, Fig. 4 state as can be known, the afterbody of connecting element 3 is sealed cap 1 fully and covers and protect, and is therefore fool proof.

Claims

1, a kind of anti-theft device for automotive number plate, it comprises seals cap (1) and annular fixed seat (2), a connecting element chamber (21) is established and is constituted in the end expansion that it is characterized in that described annular fixed seat (2), shorten one into and be used to the described shade (11) that seals cap (1) that the cylinder (22) of mating surface is provided and the other end is narrow, the central authorities of cylinder (22) offer a fixed orifice (221), and fixed orifice (221) communicates with described connecting element chamber (21).

2, anti-theft device for automotive number plate according to claim 1 is characterized in that the outer wall in described connecting element chamber (21) and the intersection of cylinder (22) constitute an inclined-plane (211).

3, a kind of install anti-theft device for automotive number plate as claimed in claim 1 used compel solid device, it is characterized in that it comprises a pair of adapter plate opposite each other (4), respectively offer handle center's axial trough (41) at this on to adapter plate (4); A pair of handle (7) jointly be hinged on the middle part of handle center's axle (71), and the two ends of handle center's axle (71) is presented in a pair of handle center axial trough (41); A pair of jaw pressure arm (5), be positioned between a pair of adapter plate (4), top respectively articulates by the upper end of pressure arm center shaft (51) with adapter plate (4), the bottom respectively articulates by connecting pin (52) and handle (7), respectively constitute a cap that seals that mates with each other at the top of a pair of jaw pressure arm (5) and compel solid half module (53), the inwall that respectively seals the urgent solid half module (53) of cap is furnished with engaging tooth (531); One anchor shaft (6), the below of half module (53) is admittedly compeled corresponding to the described cap that seals in the middle part, and two ends are fixing with a pair of adapter plate (4) respectively.

4, the urgent solid device of anti-theft device for automotive number plate according to claim 3 is characterized in that described handle center axial trough (41) is a longitudinal slot, is opened in the position placed in the middle of adapter plate (4).