CN103847690B - Steering and locking device - Google Patents

Abstract

The invention relates to a steering and locking device capable of preventing vehicles from being stolen on the premise that large scale and high weight are not caused. The steering and locking device (1) comprises a housing (2) which internally accommodates a locking shaft (12), an auxiliary locking part (18) capable of moving between a clamping position for clamping the locking shaft (12) at the locking position and non-clamping position for releasing the clamping relationship, a first force-applying part (21) enabling the auxiliary locking part (18) to apply a force towards the clamping position, a stopping part (22) with one end being clamped with the auxiliary locking part (18) and enabling the auxiliary locking part (18) to be kept at a non-clamping position and a second force-applying part (23) enabling the stopping part (2) to apply a force towards outside of the housing (2). A protecting part (24) is arranged across the housing (2) and a housing cover (3). The other end of the stopping part (22) is enabled to be clamped with the protecting part (24) so that the stopping part (22) is arranged in the housing (2).

Description

Lenkradschlossvorrichtung

Technical field

The present invention relates to the Lenkradschlossvorrichtung for being locked the rotation of steering wheel during a kind of vehicle parking.

Background technology

In recent years, a kind of Lenkradschlossvorrichtung set to prevent robber's car can be equipped on vehicle, for inciting somebody to action when stopping The rotation of steering wheel is locked.This Lenkradschlossvorrichtung is received in housing：Can engage in the steering spindle with vehicle The lock shaft moved between latched position and the lockset position of coupler of engagement release；Make the electronic causes such as the electro-motor of the lock shaft movement Dynamic device；And the printed base plate of control is driven to electric actuator etc..Also, define on housing for assembling each The opening portion of part, loads each part in casing from the opening portion, is then closed opening portion with case lid, so as to avoid Steering spindle is manipulated by force from outside.

Using this Lenkradschlossvorrichtung, once driver breaks engine start switch under engine behavior Open, soon detect this case and electric actuator is implemented to drive, the electric actuator just makes locking axial direction locking bit Put mobile and engage with steering spindle, so as to by the spin locking of steering spindle, once and driver general under an engine stop condition Engine start switch is connected, and soon detects this case and electric actuator is implemented to drive, and the electric actuator is just Make the lockset position of coupler movement of locking axial direction and release engaging of the lock shaft with steering spindle, make steering spindle become unlocking condition and can be right It implements steering operation.

However, Patent Document 1 discloses a kind of structure：Secondary locking structure is set, once cover the opening of housing The case lid in portion is unloaded by artificial destruction, and the supplementary structure engages immediately with lock shaft and the lock shaft is maintained at into locking bit Put, prevent from being unlocked by force by destroying case lid.

Prior art literature

Patent document

Patent document 1：Japanese Patent Laid-Open 2009-046096 publication

However, recorded using patent document 1 structure when, in order that case lid is survivable or is difficult to unload by force, Making the thickness of case lid increases, once and increase case lid thickness, may result in the big shape of device and height be re-quantization.

The content of the invention

The present invention is precisely in order to solve the above problems, it is therefore intended that provide a kind of Lenkradschlossvorrichtung, can avoid greatly Prevent vehicle stolen on the premise of shape and high weight.

To achieve these goals, the invention of technical scheme one possesses：Housing, the housing is provided with one end the shell of opening portion Body；And case lid, the case lid closes the above-mentioned opening portion of the housing, the inside of above-mentioned housing contain lock shaft, Secondary locking part, the first force application part, stop component and the second force application part, wherein, above-mentioned lock shaft can with steering Axle engaging latched position and release the engaging lockset position of coupler between move, above-mentioned secondary locking part can be in Move between the clamped position for stating the above-mentioned lock shaft engaging of latched position and the non-engagement position for releasing the engaging, above-mentioned first Force application part exerts a force to the secondary locking part to above-mentioned clamped position, one end of above-mentioned stop component and above-mentioned secondary locking portion Part engages and the secondary locking part is maintained at into above-mentioned non-engagement position, above-mentioned second force application part to the stop component upwards Foreign side's force of housing is stated, be it is characterized in that, the guard block installed across above-mentioned housing and above-mentioned case lid both sides is set, made The other end of above-mentioned stop component engages with above-mentioned guard block and the stop component is arranged on into the inside of above-mentioned housing.

The invention of technical scheme two be on the basis of technical scheme one, formed on above-mentioned housing from its outer surface along The hole that the installation direction of above-mentioned guard block extends, is movably fitted together in the hole and installs above-mentioned stop component, while making this One end of stop component engages with above-mentioned secondary locking part.

The invention of technical scheme three is on the basis of technical scheme one or two, with cold-rolled steel sheet above-mentioned protection portion to be constituted Part, is consolidated above-mentioned guard block by the way that one-way bolt is screwed into into the installing hole formed on above-mentioned housing or above-mentioned case lid Fixed, the one-way bolt insert is formed at the through hole of the guard block.

According to the invention of technical scheme one and two, the guard block installed across housing and case lid both sides is set, because This, without the need for thickening housing or case lid, it becomes possible to deal with the destruction to case lid or unload by force, it is prevented from steering locking dress Put big shape and high weight.And, if guard block is unloaded by force, stop component will be because of the effect of the second force application part Power and follow the movement of unloading down of guard block, be maintained at auxiliary on the clamped position engaged with the lock shaft being in the locked position The engaging helped between locking member and stop component is released from, and secondary locking part is just because of the active force of the first force application part Move to clamped position and engage with lock shaft, therefore lock shaft is kept in the locking position and steering spindle is maintained into locking State, reliably prevent vehicle stolen.And to release the lock-out state of steering spindle, then guard block is first unloaded again from shell Case lid is unloaded on body, it is therefore desirable to the longer activity duration, which improves the effect of vehicle anti-theft.

According to technical scheme three, guard block, therefore the protection portion are constituted with the higher cold-rolled steel sheet of hardness and intensity Part is difficult to be destroyed.In addition, guard block is fixed on housing or case lid with one-way bolt, therefore flat recess spiral shell can not be used Silk knife easily rotates one-way bolt and is unloaded, it is impossible to simply unload guard block.Thus prevent guard block from It is destroyed and unloads, therefore good anti-theft effect.

Description of the drawings

Fig. 1 is the exploded perspective view of the Lenkradschlossvorrichtung of the present invention.

Fig. 2 is the front view of the Lenkradschlossvorrichtung of the present invention.

Fig. 3 is the line A-A sectional view of Fig. 2.

Fig. 4 is the line B-B sectional view of Fig. 3.

Fig. 5 is that the Lenkradschlossvorrichtung for representing the present invention unloads the line A-A sectional view of Fig. 2 of the state after guard block.

Fig. 6 is the line C-C sectional view of Fig. 5.

Fig. 7 be represent the present invention Lenkradschlossvorrichtung assembling before state cut-off parts stereogram.

Fig. 8 be represent the present invention Lenkradschlossvorrichtung assembling after state cut-off parts stereogram.

Symbol description

1 Lenkradschlossvorrichtung

2 housings

The opening portion of 2A housings

The resettlement section of 2B housings

The hole of 2C housings

The recess of 2a housings

The connector incorporating section of 2b housings

The pin hole of 2c housings

The installing hole of 2d housings

The inserting hole of 2e housings

The installing hole of 2f housings

3 case lids

The pin stop part of 3A case lids

The motor base of 3B case lids

The gear holding cylinder of 3C case lids

The pin hole of 3b case lids

5 locking members

6 lids

7 geared parts

The worm gear of 7a geared parts

The female threaded portion of 7b geared parts

8 gear caps

9 electro-motors

The output shaft of 9a electro-motors

10 printed base plates

11 cams

The arm of 11A cams

The outer screw section of 11a cams

12 lock shafts

The connecting hole of 12a lock shafts

13 magnet

14 worm screws

15th, 16 Hall element

17 connectors

18 secondary locking parts

The holding section of 18a secondary locking parts

The retainer of 18b secondary locking parts

The spring base of 18c secondary locking parts

19 locking lids

The circular hole of 19a locking lids

20 screws

21 first springs (the first force application part)

22 stop components

23 second springs (the second force application part)

24 guard blocks

The through hole of 24a guard blocks

25 one-way bolts

Specific embodiment

Below based on description of the drawings embodiments of the present invention.

Fig. 1 is the exploded perspective view of the Lenkradschlossvorrichtung of the present invention, and Fig. 2 is the front view of above-mentioned Lenkradschlossvorrichtung, Fig. 3 is the line A-A sectional view of Fig. 2, and Fig. 4 is the line B-B sectional view of Fig. 3, and Fig. 5 is to represent to be unloaded in above-mentioned Lenkradschlossvorrichtung The line A-A sectional view of Fig. 2 of the state after guard block, Fig. 6 is the line C-C sectional view of Fig. 5, and Fig. 7 is to represent above-mentioned steering lock Determine the cut-out partial perspective view of the state before device assembling, Fig. 8 is to represent cutting for the state after above-mentioned Lenkradschlossvorrichtung assembling Disconnected partial perspective view.

The transfer 1 of the present invention is electricity consumption flowing mode by the rotation of the steering spindle (not shown) (steering wheel) of vehicle in addition The device of locking/unlock, is provided with opening portion 2A, for by various structures on the lower surface of the housing 2 of its substantially rectangular box like Part loads internal.And as shown in Figures 3 and 4, the opening portion 2A of housing 2 is closed by case lid 3.And housing 2 and case lid 3 Constituted with kirsite or magnesium alloy.

The curved recess 2a of semi arch is defined on the top of above-mentioned housing 2, is embedded in recess 2a (not shown) Column tube, is fixed on the column tube on housing with the semi-circular cylindrical bracket (not shown) being fixed on housing 2.Though in addition, not In diagram, but steering spindle insert column tube, in the upper end of the steering spindle steering wheel is linked, the lower end of steering spindle links and turns to Gear-box.If driver implements rotation process to steering wheel, its rotation will be delivered to steering box via steering spindle, grasp Steering wheel structure is driven, and pair of right and left front-wheel is just by coming about come the steering needed for carrying out.

Again as shown in figure 1, the sidepiece in housing 2 is provided with the connector incorporating section 2b of rectangular indentation shape, in the sidepiece of housing 2 The pin hole 2c of multiple circular holes is defined, in the both sides of recess 2a installing hole 2d (is only illustrated in Fig. 1) is defined.Separately Outward, along the rectangle inserting hole 2e being longitudinally formed towards recess opening on housing 2.

Above-mentioned case lid 3 is configured to rectangular flat shape, and on its inner surface (upper surface) multiple bulks have integratedly been erect Pin stop part 3A, motor base 3B and bottomed tube gear holding cylinder 3C.Herein, divide on multiple pin stop part 3A Do not define pin hole 3a.

Then, as shown in Figures 3 and 4, it is embedded in the way of case lid 3 is to cover from below the opening below portion 2A of housing 2 The inner circumferential of the opening portion 2A of housing 2, and by the way that annular knurl pin 4 (with reference to Fig. 1) press-in to be formed at the pin stop part of case lid 3 The pin hole 3a (with reference to Fig. 1) of 3A and be fixed on housing 2, the annular knurl pin 4 insert is formed at the above-mentioned pin of the sidepiece of housing 2 Hole 2c.

And before case lid 3 is fixed, by the locking member 5 shown in Fig. 1, lid 6, geared parts 7, gear cap 8th, electro-motor 9 and printed base plate 10 etc. are assembled in as shown in Figure 4 the inside of housing 2 from the opening portion 2A of housing 2.

Above-mentioned locking member 5 by the cam 11 that outer screw section 11a is defined on the periphery of bottom and with the cam 11 Upper end link tabular lock shaft 12 constitute.Herein, as shown in Fig. 1 and Fig. 4, in the upper periphery one landform of cam 11 Into horizontally extending arm 11A, in the leading section of the arm 11A magnet 13 is mounted with.In addition, being formed in lock shaft 12 Long elongated hole-shape connecting hole 12a in the vertical direction.And for example shown in Fig. 4 and Fig. 6, lock shaft 12 is in the way of it can move up and down It is chimeric to be installed in the above-mentioned inserting hole 2e formed on housing.

Said gear part 7 is cylindric part, and its underpart periphery is erected on the inner surface (upper surface) of case lid 3 Said gear holding cylinder 3C be kept into it is rotatable.And worm gear 7a is defined on the periphery of the geared parts 7, in inner circumferential Then define female threaded portion 7b.Herein, the above-mentioned outer screw section 11a and geared parts 7 of the bottom periphery of cam 11 are formed at Female threaded portion 7b engagements, by the rotation of geared parts 7 moving up and down locking member 5, so that lock shaft 12 is in locking Move between position and lockset position of coupler.Worm gear 7a is engaged with worm screw described later 14, and for sleekly action lubricating grease has been applied, and is Prevent the lubricating grease from spilling and having set said gear lid 8 in the vicinity of geared parts 7.

Above-mentioned electro-motor 9 is housed in housing 2 with horizontal state, and in the state of case lid 3 is installed on housing 2, It is positioned in and is erected on the said motor pedestal 3B of the inner surface of the case lid 3 (with reference to Fig. 1).And, in the electro-motor 9 The end of output shaft 9a defines the worm screw 14 of minor diameter, the worm screw 14 with the periphery of geared parts 7 formed worm gear 7a Engagement, output shaft 9a is positioned by said gear lid 8.Herein, worm screw 14 and worm gear 7a are constituted the output shaft 9a of electro-motor 9 Revolving force be converted into the drive mechanism for moving up and down of locking member 5 (lock shaft 12).

Above-mentioned printed base plate 10 is vertical in its inner surface mode parallel with the moving direction (above-below direction) of locking member 5 Be accommodated in housing 2, be mounted with Hall element 15 at its inner surface top position corresponding with latched position, and in the print The position corresponding with lockset position of coupler of the inner surface bottom of brush substrate 10 is then mounted with two Hall elements 16 in left and right.Herein, use Hall element 15,16 and above-mentioned magnet 13 constitute position detecting device, and locking member 5 is detected with the position detecting device The position (locking/lockset position of coupler) of (lock shaft 12).In addition, connector 17 is mounted with printed base plate 10, the connector 17 Assembled to be accommodated in the above-mentioned connector incorporating section 2b for being formed at housing 2, its underpart is then supported by case lid 3.In addition, as schemed Shown in 4, sandwiched is for the resinous above-mentioned lid that prevents above-mentioned magnet 13 from coming off between printed base plate 10 and locking member 5 Son 6.

In the Lenkradschlossvorrichtung 1 of the present invention, as shown in fig. 7, the lock shaft 12 in housing 2 has been formed about in semicircle The recess 2a of curved planar has the resettlement section 2B of longitudinal channel-shaped of opening, on the direction orthogonal with resettlement section 2B flatly Define the hole 2C of circular hole.And, housed in the way of the left and right directions movement to Fig. 4 in the resettlement section 2B of housing 2 The secondary locking part (locking plate) 18 of key shape, the secondary locking part 18 is locked lid 19 and screw 20 movably keeps On housing 2.That is, secondary locking part 18 is embedded in the resettlement section 2B of housing 2 from the opening of recess 2a, to close recess 2a Opening mode from top put locking lid 19, and screw 20 is screwed on the recess 2a of housing 2 formed installing hole 2f In, the screw 20 inserts the circular hole 19a formed on the locking lid 19 from top, thus, locking lid 19 is installed to into housing 2 On, thus secondary locking part 18 is movably housed in as shown in Figure 8 in the resettlement section 2B of housing 2.And due to Column tube (not shown) is embedded in recess 2a, therefore, screw 20 is in the position Chong Die and hidden with column tube, it is impossible to from Screw 20 is unloaded by force in outside.So, locking plate 18 also cannot be released by force, it is possible to increase anti-theft.

Herein, engage with the connecting hole 12a of lock shaft 12 as shown in fig. 7, defining in one end of secondary locking part 18 Or the holding section 18a for departing from, the other end then defines the retainer 18b for bending downwards at a right angle.In secondary locking part 18 Top be equipped with spring base 18c.

But, although secondary locking part 18 can be in the holding section 18a of its shown in Fig. 6 and the connecting hole of lock shaft 12 Its holding section 18a shown in the clamped position and Fig. 4 of 12a engagings is not non-engagement with what the connecting hole 12a of lock shaft 12 engaged Move between position, but the accessory 18 is the first spring 21 to an engagement direction (left side of Fig. 4 and Fig. 6 by the first force application part Side) force.

In addition, having housed the stop component (locking of circular shaft shape in the above-mentioned hole 2C (with reference to Fig. 7) being formed on housing 2 Bar) 22, the stop component 22, can be in the side orthogonal with the moving direction of secondary locking part 18 as shown in Fig. 3, Fig. 5 and Fig. 8 Move on (left and right directions of Fig. 3 and Fig. 5).The stop component 22 is second spring 23 to housing 2 by the second force application part Foreign side (left of Fig. 3 and Fig. 5) exerts a force.

In addition, in the Lenkradschlossvorrichtung 1 of the present invention, as shown in Figures 3 and 4, being mounted with across housing on housing 2 2 and the both sides of case lid 3 and the guard block (protector) 24 installed.Herein, guard block 24 is that hardness and intensity are very high cold The stamping product of rolled steel plate (SPCC), as shown in figure 1, being shaped as the rectangular box of the part opening of top and side. The guard block 24 is embedded in the way of from outer side covers housing 2 and case lid 3, and one-way bolt 25 is screwed into into shape on housing 2 Into above-mentioned installing hole 2d (with reference to Fig. 1), the top that the insert of one-way bolt 25 is formed at guard block 24 it is relative each other two The through hole 24a at individual position, thus, guard block 24 is installed on housing 2, but so guard block 24 is being installed on into housing In the state of 2, as shown in Fig. 3 and Fig. 8, the end of above-mentioned stop component 22 abuts with guard block 24, therefore, second spring 23 Stop component 22 is exerted a force to the left of Fig. 3 in compressive state.

Therefore, it is (common to use in guard block 24 such as Fig. 3, Fig. 4 and the state being fixed on as shown in Figure 8 on housing 2 State) under, the front end of stop component 22 engages with the retainer 18b of secondary locking part 18 and protects the secondary locking part 18 Hold on non-engagement position, therefore, the movement of lock shaft 12 is not limited by secondary locking part 18, and lock shaft 12 can be free Ground to latched position or lockset position of coupler are moved.But, the guard block 24 of present embodiment is constituted with cold-rolled steel sheet (SPCC), But also can be constituted with hot rolled steel plate (SPHC) or arbitrary steel plate.In addition, present embodiment is to be fixed on guard block 24 On housing 2, but guard block 24 could be secured in case lid 3.

Hereinafter illustrate the action (locking/unlocking action) of the Lenkradschlossvorrichtung 1 of the present invention.

As it was previously stated, (common in guard block 24 such as Fig. 3, Fig. 4 and the state being fixed on as shown in Figure 8 on housing 2 Use state) under, the front end of stop component 22 engages and by the secondary locking part with the retainer 18b of secondary locking part 18 18 are maintained on non-engagement position, therefore, lock shaft 12 is free to be moved to latched position or lockset position of coupler.

And in the state of engine stop (not shown), as shown in figure 4, the leading section of the lock shaft 12 of locking member 5 From the inserting hole 2e of housing 2 to prominent in recess 2a, and the leading section engages and by the steering spindle with steering spindle (not shown) Rotation locking.Therefore, under this steering locking state, it is impossible to carry out rotation process to steering wheel (not shown), thus prevent Only vehicle is stolen.

Once driver in the above-described state connects engine start switch (not shown), ECU (not shown) is detected Unlocking signal is sent to this case and towards Lenkradschlossvorrichtung 1.So, just power to electro-motor 9, make the electronic horse Start up to 9, its output shaft 9a is rotated forward.

Once starting electro-motor 9 as described above and rotating forward its output shaft 9a, its rotation is just by worm screw 14 and tooth Direction is changed at a right angle while the worm gear 7a of wheel component 7 slows down, and passes to geared parts 7, revolve the geared parts 7 Turn.Herein, the female threaded portion 7b spiral shells of pin thread 7b and the inner circumferential for being formed at geared parts 7 of the lower end periphery of cam 11 are formed at Close, therefore, once geared parts 7 rotate, the locking member 5 for possessing cam 11 is just together moved down into unlocking with lock shaft 12 Position, therefore, the leading section of lock shaft 12 just avoids in the inserting hole 2e of housing 2 and releases the engaging between steering spindle, Steering spindle is rotated and steering operation can be carried out.Once lock shaft 12 is so moved to lockset position of coupler, with locking member 5 one The Hall element 16 being just installed on printed base plate 10 with the magnetic force of the magnet 13 for moving down is detected, and detects locking Axle 12 has reached lockset position of coupler.

And, once vehicle stops and driver disconnects engine start switch, ECU soon detects this case And send locking signal to electric steering-lock device 1.So, the electro-motor 9 of electrically powered steering apparatus using same 1 is just powered, from And starting electro-motor 9 so as to output shaft 9a is reversed.

Once the output shaft 9a for making electro-motor 9 as described above is reversed, its rotation is just through worm screw 14 and worm gear 7a Pass to geared parts 7 and reverse the geared parts 7, therefore locking member 5 is just moved upwards and moves to latched position, and Engage as shown in figure 4, the leading section of lock shaft 12 is prominent to the recess 2a of housing 2 and with steering spindle, become the rotation of steering spindle Locked lock-out state, vehicle is stolen when being prevented from stopping.And, once lock shaft 12 is so moved to latched position, The Hall element 15 that the magnetic force of the magnet 13 together moved up with locking member 5 is just installed on printed base plate 10 is detected Go out, and detect that lock shaft 12 has reached latched position.

And be in the locked position in Fig. 3 and as shown in Figure 4 lock shaft 12, and front end and the secondary locking of stop component 22 The retainer 18b of part 18 engages and the accessory 18 is maintained in the state of non-engagement position, once someone is for robber Surreptitiously purpose and guard block 24 is unloaded by force to the direction of arrow as shown in Figure 5, the stop abutted with the guard block 24 Part 22 i.e. because of left from the active force of second spring 23 to Fig. 5 move, therefore, as shown in Figures 5 and 6, its front end with it is auxiliary The engaging helped between the retainer 18b of locking member 18 is released from.So, secondary locking part 18 is just because of the first spring 21 Active force and move to as shown in Figure 6 on clamped position, the holding section 18a of its front end and the connecting hole of lock shaft 12 12a engages, therefore, the engaging between lock shaft 12 and steering spindle is maintained, and the rotation of steering spindle is still locked state. So as to when guard block 24 is unloaded by force, lock shaft 12 is kept in the locking position, and the rotation of steering spindle maintains to be locked Determine state, be prevented from vehicle stolen.

As described above, Lenkradschlossvorrichtung of the invention 1, is provided with and is installed across housing 2 and the both sides of case lid 3 Guard block 24, it is therefore not necessary to thicken housing 2 or case lid 3, it becomes possible to deal with the destruction to case lid 3 or unload by force, The big shape and height for being prevented from Lenkradschlossvorrichtung 1 is re-quantization.And, if guard block 24 is unloaded by force, retainer Part 22 will follow the movement of unloading down of guard block 24 because of the active force of the second force application part 23, will be held in and be in lock Engaging between the secondary locking part 18 and stop component 22 of the clamped position of the engaging of lock shaft 12 that positioning is put is released, auxiliary Locking member 22 just because of the active force of the first force application part 21 to clamped position move and with the connecting hole 12a cards of lock shaft 12 Close, therefore, lock shaft 12 is kept and maintains lock-out state in the locking position and by steering spindle, reliably prevent vehicle quilt Steal.And can only remove from housing 2 case lid 3 again after guard block 24 is removed to release the lock-out state of steering spindle, Can not otherwise release, it is therefore desirable to the longer activity duration, which improves the effect of vehicle anti-theft.

In addition, present embodiment is that guard block 24 is constituted with the higher cold-rolled steel sheet of hardness and intensity, therefore the guarantor Shield part 24 is difficult to be destroyed.In addition, guard block 24 is fixed on housing 2 with one-way bolt 25, therefore flat recess can not be used Screwdriver etc. easily rotates one-way bolt 25 and is removed, it is impossible to simply unload guard block 24.Thus make protection Part 24 can not be destroyed and unload, therefore good anti-theft effect.

Claims (2)

1. a kind of Lenkradschlossvorrichtung, possesses：

Housing, the housing is provided with one end opening portion；And

Case lid, the case lid closes the opening portion of the housing,

Lock shaft, secondary locking part, the first force application part and stop component are contained in the inside of the housing, wherein, institute State lock shaft to move between the latched position engaged with steering spindle and the lockset position of coupler for releasing the engaging, the auxiliary lock Determining part can be non-engagement with the clamped position that engage of the lock shaft in the latched position and the releasing engaging Move between position, first force application part exerts a force to the secondary locking part to the clamped position, the stop component One end engage with the secondary locking part and the secondary locking part be maintained at into the non-engagement position,

Characterized in that,

The guard block that setting is installed across the housing and the case lid both sides,

The hole extended along the installation direction of the guard block from its outer surface is formed on the housing, in the hole may be used Movably it is fitted together to and the stop component is installed, while houses between the stop component and the hole to the stop component court The second force application part exerted a force on the outside of the housing, makes the other end of the stop component from the hole and the protection Part is abutted.

2. Lenkradschlossvorrichtung as claimed in claim 1, it is characterised in that constitute the guard block with cold-rolled steel sheet, leads to Cross and the guard block is fixed the installing hole that one-way bolt is screwed into formation on the housing or the case lid, the list The through hole of the guard block is formed to bolt insert.