CN208993428U - A kind of anti-theft automobile square opening check device - Google Patents

Abstract

The utility model relates to check device technical fields, specifically disclose a kind of anti-theft automobile square opening check device, including for clamping metric cube mouth and maternal mouth U-shaped board and U-shaped screw rod, at least two connecting holes passed through for U-shaped screw rod are provided on the bottom plate of U-shaped board, nut is connected on U-shaped screw rod, it is additionally provided with anti-theft device in U-shaped board, anti-theft device includes the lock being fixed on U-shaped screw rod, can be by shell that nut covers and the lock core for lockking lock and shell.The technical solution of this patent solves and is not provided with anti-thefting facility on existing check device, so that check device very can easily be removed the problem of stealing by other people.

Description

A kind of anti-theft automobile square opening check device

Technical field

The utility model relates to check device technical field, in particular to a kind of anti-theft automobile square opening check device.

Background technique

Many places can all be related to square opening structure, such as the traction position of automobile on automobile, these square opening structures are logical It often include metric cube mouth and the maternal mouth equipped with inner hole, wherein metric cube mouth size is less than maternal mouth, is inserted into metric cube mouth when use female In the inner hole of square opening, metric cube mouth is equipped with row's location hole, and maternal mouth is equipped with a mounting hole, is inserted into location hole by lock pin The interior fixation for realizing the two, however due to being slidably matched between metric cube mouth, maternal mouth, between metric cube mouth and the inner hole of maternal mouth With gap, therefore also need to fasten it using check device.

Existing check device structure mainly includes U-shaped screw rod and angle bar, and angle bar one side wall opens that there are two supply U-shaped screw rod spiral shell The connecting hole that line section passes through, when use, U-shaped screw rod clasped metric cube mouth, and angle bar both ends are against metric cube mouth, on maternal mouth respectively, locking Nut can be realized fixation, however this fixed form, due to the clamping Bian Weiping of angle bar, being can not be to metric cube mouth, maternal mouth Radial direction clamped, fixed, metric cube mouth, maternal mouth are easy to happen shaking, in use process and dangerous, poor reliability；Separately It is connected outside due to check device using nut, and nut junction does not have anti-thefting facility, so that other people can will easily prevent very much Loose device, which is removed, to be stolen.

Utility model content

The utility model provides a kind of anti-theft automobile square opening check device, to solve to be not provided on existing check device Anti-thefting facility, so that check device very can easily be removed the problem of stealing by other people.

In order to achieve the above object, the base case of the utility model are as follows:

A kind of anti-theft automobile square opening check device, including for clamping metric cube mouth and maternal mouth U-shaped board and U-shaped spiral shell Bar is provided at least two connecting holes passed through for U-shaped screw rods on the bottom plate of U-shaped board, is connected with nut on U-shaped screw rod, in U-shaped board It is additionally provided with anti-theft device, anti-theft device includes the lock being fixed on U-shaped screw rod, can be by shell that nut covers and by lock The lock core lockked with shell.

The technical principle and effect of this base case are:

1, after installing anti-theft device, shell could be opened with the matched key of lock core by only utilizing, and increase other people in this way The difficulty of shell is opened, to reduce the stolen risk of check device.

2, in addition shell also plays the role of protection to U-shaped screw rod, reduces extraneous rainwater etc. and the contact machine of U-shaped screw rod Meeting, so that the problems such as avoiding U-shaped screw rod from getting rusty, improves the service life of check device.

Further, the lock is plate-like, and lock includes positioning section and about symmetrical two linkage sections of positioning section, described Positioning section raises upward, and linkage section is equipped with the through-hole passed through for U-shaped screw rod, and the diameter of through-hole is less than nut outer diameter.

The utility model has the advantages that the effect that lock is arranged in this way is, one side linkage section plays the role of gasket, without in addition setting Gasket is set, another aspect lock is directly bolted on U-shaped screw rod, is easily installed and is dismantled.

Further, strip hole is offered on the positioning section of the lock, lock core passes through strip hole one end and is fixed with strip plate, The positioning section bottom surface of strip plate top surface and lock offsets, and the width of strip plate is less than the width of strip hole, the length position of strip plate Between the width and length of strip hole.

The utility model has the advantages that rotation lock core makes strip plate parallel with strip hole when installation, after strip plate is protruded into strip hole, Rotation lock core makes strip plate vertical with strip hole, and thus shell has been mounted in U-shaped board.

Further, it is polygon that the lock core, which stretches out the cross section of shell one end,.

The utility model has the advantages that compared to the mode of conventional open keyhole, due to lock core be it is exposed in air, extraneous rainwater is easy It entering in lockhole, therefore sets polygon for lock core herein, corresponding key is the key with lockhole of polygon, Influence caused by the problems such as lock core even gets rusty dual lock is little.Further, the lock core stretches out the outer of shell one end Portion is fixed with cylindrical sleeve, has gap between cylindrical sleeve and lock core.

The utility model has the advantages that outside lock core be arranged cylindrical sleeve effect be that other people are in no private key, it is desirable to manually or When person opens lock core using the conventional tools such as spanner, cylindrical sleeve due to outer surface be it is smooth, reduce and connect with hand or spanner The frictional force of touching, other people cannot easily open lock core rotation.

Further, fixed plastic housing on the shell is equipped with outside the cylindrical sleeve, plastic housing is equipped with lid.

The utility model has the advantages that setting plastic housing is that one side plastic housing and lid can prevent extraneous rainwater with lid effect Etc. entering at lock core, so that lock core be corroded；On the other hand working as other people does not have dedicated key, wants using the work such as spanner When tool, plastic housing can stop spanner to contact with cylindrical sleeve, improve the difficulty that other people remove shell.

Further, the shell is equipped with the receiving hole that can pass through for U-shaped screw rod.

The utility model has the advantages that the effect that receiving hole is arranged on the shell is that such shell can be suitable for various sizes of U-shaped Screw rod, when U-shaped screw flight section is longer, thread segment can stretch out the hole Tong Na, avoid generating interference with shell.

Detailed description of the invention

Fig. 1 is structural schematic diagram when not installing shell in the utility model embodiment；

Fig. 2 is that the utility model embodiment installs the partial sectional view after shell；

Fig. 3 is the perspective view of lock in the utility model；

The perspective view of shell in the non-the utility model of Fig. 4.

Specific embodiment

It is further described below by specific embodiment:

Appended drawing reference in Figure of description include: metric cube mouth 1, maternal mouth 2, U-shaped board 10, U-shaped screw rod 11, nut 12, Lock 20, positioning section 201, linkage section 202, strip hole 203, through-hole 204, shell 21, receiving hole 211, lock core 22, strip plate 23, cylindrical sleeve 24, plastic housing 25, lid 26.

Embodiment is substantially as shown shown in Figure 1 and Figure 2:

A kind of anti-theft automobile square opening check device, including U-shaped board 10 and U-shaped screw rod 11, U-shaped board 10 with a thickness of 8mm, U The outer diameter of the thread segment of type screw rod 11 is 10mm, wherein bayonet is respectively arranged in 10 two sides of U-shaped board, for being stuck in metric cube Mouthful 1 on maternal mouth 2, open up that there are two the connecting holes passed through for U-shaped screw rod 11 on the bottom plate of U-shaped board 10, during installation, U Type screw rod 11 clasps metric cube mouth 1, and the horizontal segment of U-shaped screw rod 11 is close to metric cube mouth 1, and the thread segment of U-shaped screw rod 11 passes through connecting hole And it is connected with nut 12.

It is additionally provided with anti-theft device in U-shaped board 10, anti-theft device includes lock 20, shell 21 and lock core 22, wherein lock 20 be the cuboid of plate after being straightened, and with a thickness of 2mm, width 40mm, the length being straightened is 250mm, as shown in figure 3, lock Seat 20 is including positioning section 201 and about 201 symmetrically arranged two linkage sections 202 of positioning section, and wherein positioning section 201 is upward convex It rises, the length and height of positioning section 201 are 50mm, and long 40mm, the length of wide 30mm are offered on the positioning section 201 of lock 20 Hole 203 is equipped with the through-hole 204 passed through for U-shaped screw rod 11 on linkage section 202, and the diameter of through-hole 204 is less than nut 12 Outer diameter, when installation, the linkage section 202 of lock 20 serves as the effect of gasket.

Lock core 22 is through shell 21 and being rotatably connected on shell 21, and when installation, 22 one end of lock core passes through strip hole 203, One end that lock core 22 passes through strip hole 203 is fixed with long 35mm, the strip plate 23 of wide 25mm, the top surface of strip plate 23 and lock 20 201 bottom surface of positioning section offset, in addition the central axes of the geometric center of strip hole 203 and strip plate 23 and lock core 22 are located at same On straight line.

One end cross section that lock core 22 stretches out shell 21 is polygon, is triangle in the present embodiment, stretches out in lock core 22 The outside of 21 one end of shell is fixed with the cylindrical sleeve 24 for having gap with lock core 22, is equipped with and is fixed in the outside of cylindrical sleeve 24 Cylindrical plastic housing 25 on shell 21, the gap between plastic housing 25 and cylindrical sleeve 24 are less than 10mm, set on plastic housing 25 There is the lid 26 covered；As shown in figure 4, being equipped with the receiving hole 211 passed through for U-shaped screw rod 11 on shell 21.

When installation, the bayonet of U-shaped board 10 is stuck on metric cube mouth 1 and maternal mouth 2, U-shaped screw rod 11 is clasped into metric cube Mouth 1, horizontal segment and the metric cube mouth 1 of U-shaped screw rod 11 offset, and one end of U-shaped screw rod 11 passes through the connecting hole in U-shaped board 10, will be U-shaped Screw rod 11 pass through linkage section 202 on through-hole 204, after nut 12 is connected on the thread segment of U-shaped screw rod 11, thus Complete the clamping of metric cube mouth 1 Yu maternal mouth 2.

Since lock core 22 stretches out 21 one end of shell for triangle in the present embodiment, triangular key is can be used in operator Lock core 22 is rotated, so that strip plate 23 is parallel to strip hole 203, so that strip plate 23 passes through the strip hole on lock 20 203, the rear lock core 22 that rotates makes strip plate 23 vertical with strip hole 203, the installation of shell 21 is thereby realized, by nut 12 It covers in shell 21, other people cannot open shell 21 under no specific purpose tool easily.

Above-described is only the embodiments of the present invention, and the common sense such as well known specific structure and characteristic are herein in scheme It does not describe excessively.It should be pointed out that for those skilled in the art, in the premise for not departing from the utility model structure Under, several modifications and improvements can also be made, these also should be considered as the protection scope of the utility model, these all will not influence The effect and patent practicability that the utility model is implemented.This application claims protection scope should be with the content of its claim Subject to, the records such as specific embodiment in specification can be used for explaining the content of claim.

Claims (7)

1. a kind of anti-theft automobile square opening check device, it is characterised in that: including the U-shaped board for clamping metric cube mouth and maternal mouth with And U-shaped screw rod, it is provided at least two connecting holes passed through for U-shaped screw rods on the bottom plate of U-shaped board, is connected with nut on U-shaped screw rod, Be additionally provided with anti-theft device in U-shaped board, anti-theft device include the lock being fixed on U-shaped screw rod, can by shell that nut covers with And the lock core for lockking lock and shell.

2. a kind of anti-theft automobile square opening check device according to claim 1, it is characterised in that: the lock is plate-like, Lock includes positioning section and about symmetrical two linkage sections of positioning section, and the positioning section raises upward, and linkage section is equipped with for U The diameter of the through-hole that type screw rod passes through, through-hole is less than nut outer diameter.

3. a kind of anti-theft automobile square opening check device according to claim 2, it is characterised in that: the positioning section of the lock On offer strip hole, lock core passes through strip hole one end and is fixed with strip plate, the positioning section bottom surface phase of strip plate top surface and lock It supports, the width of strip plate is less than the width of strip hole, and the length of strip plate is located between the width and length of strip hole.

4. a kind of anti-theft automobile square opening check device according to claim 3, it is characterised in that: the lock core and shell turn Dynamic connection, the cross section that lock core stretches out shell one end is polygon.

5. a kind of anti-theft automobile square opening check device according to claim 4, it is characterised in that: the lock core stretches out shell The outside of one end is equipped with cylindrical sleeve, has gap between cylindrical sleeve and lock core.

6. a kind of anti-theft automobile square opening check device according to claim 5, it is characterised in that: set outside the cylindrical sleeve There is fixed plastic housing on the shell, plastic housing is equipped with lid.

7. a kind of anti-theft automobile square opening check device according to claim 6, it is characterised in that: the shell is equipped with energy The receiving hole enough passed through for U-shaped screw rod.