CN101819900B - Switch lock - Google Patents
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- CN101819900B CN101819900B CN2010101235415A CN201010123541A CN101819900B CN 101819900 B CN101819900 B CN 101819900B CN 2010101235415 A CN2010101235415 A CN 2010101235415A CN 201010123541 A CN201010123541 A CN 201010123541A CN 101819900 B CN101819900 B CN 101819900B
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Abstract
The invention discloses a switch lock, relates to the technical field of manufacturing of an electric door lock and aims to solve the technical problem that a vehicle is stolen because the electric door lock is forcibly opened due to an external strong torsion on a lock cylinder. A technical scheme for solving the problem is that: the switch lock consists of a lock shell, the lock cylinder, a lock hole, a perforation groove, a perforation piece and a key and is characterized in that: the outer wall of the upper half section of the lock shell is provided with a groove bracket on which a bumper is arranged; the inner wall of the lock shell consists of two cylindrical smooth surfaces; a lock cylinder sleeve is arranged in a second cylinder of the lock shell; the inner wall of the lock cylinder sleeve consists of a plurality of annular grooves and a flat convex ring, and the outer wall of the lock cylinder sleeve is a cylindrical smooth surface; the bottom of a lock cylinder body is provided with lugs; the distribution angle of the lugs is accordant with the angles of the convex leg of a star washer, the inner recess of a concave washer and an open slot on a spring bolt; the spring bolt is provided with a safety groove which is sleeved with a lock angle; the inner bottom of a cylinder of the spring bolt is provided with a steel sheet on which a return spring is arranged; and the other end of the return spring is pressed against the bottom end of the star washer. After being locked, the switch lock has better anti-theft effect.
Description
Technical field: the present invention relates to a kind of switch lock, particularly a kind of motorcycle or automobile electric door lock manufacturing technology field.
Background technology: at present, the switch lock on the market, such as; The electric door lock that is used for motorcycle is because the producer of electric door lock is different, so the shape of the junction of the edges of two sheets of paper sheet of using in its lock core generally is different; And have plenty of a groove monolithic in the junction of the edges of two sheets of paper film trap of lock core body, and having plenty of two of grooves, the through hole of interspersed key is left in the centre of junction of the edges of two sheets of paper sheet; When locking, the outer end of junction of the edges of two sheets of paper sheet contacts the groove at the lock housing, in order to increase difficulty and the rate of splitting mutually that reduces lock of opening; Generally be to constitute on each lock core body, all realize usually by five to eight or more junction of the edges of two sheets of paper sheet by a plurality of one chip junction of the edges of two sheets of paper sheets.Because lock core and the key limited length when normal the use if under the situation of limited length, increases the quantity of junction of the edges of two sheets of paper sheet, then must make the attenuation of junction of the edges of two sheets of paper sheet.Therefore, because each junction of the edges of two sheets of paper sheet itself is thin and leave the rectangular through hole that supplies interspersed motorcycle key, in case this through hole receives unblanking of improper user, the promptly extraneous destruction of torsion by force, junction of the edges of two sheets of paper sheet will be twisted distortion, fracture.Thus, the head lock of motorcycle is opened immediately, lock and be unlocked, and vehicle is activated, stolen thing is of common occurrence.Unblank if implement technical ability, because junction of the edges of two sheets of paper sheet itself is exposed, electric door lock also very easily is opened at short notice, can not play effective antitheft, safety effect.The patent No. is " ZL200820082081.4 " utility model motorcycle electric door lock " Chinese patent, though its junction of the edges of two sheets of paper sheet is two one group, also can't resist bigger torsion or electric drill, therefore, do not reach the purpose of antitheft yet.
Summary of the invention: technical problem to be solved by this invention provides a kind ofly can overcome above-mentioned defective, when using when opening with unmatched key of lock core or T type flat instrument; Internal lock core body keeps 360 degree to rotate freely with bumper has the insurance that can protect dead bolt to be rotated, makes it can't open switch lock.Unblank if implement technical ability,, technical opening is opened failed to find a stable fixing point that supports, therefore, improved the difficulty that technology unlocking and extraneous strong torsion are unblanked greatly because the internal lock core body in the lock housing has 360 degree rotatabilities.A kind of switch lock of the present invention is mainly used in motorcycle or automobile, can resist strong torsion and utilize brute forces such as electric drill to unblank, also can anti-technical ability unblank.Solve this technical problem the technical scheme of employing: a kind of switch lock; Form by lock housing, lock core body, lockhole, junction of the edges of two sheets of paper groove, junction of the edges of two sheets of paper sheet, key etc.; The lock housing is placed on outside the lock core body, and the both sides on the lock core body offer some junction of the edges of two sheets of paper grooves, and junction of the edges of two sheets of paper sheet is placed in the junction of the edges of two sheets of paper groove; Junction of the edges of two sheets of paper flat spring one end contacts an end angle of junction of the edges of two sheets of paper sheet; The other end roof pressure of junction of the edges of two sheets of paper flat spring has lockhole on the lock core body on lock core body, key can be interspersed in the lockhole; The internal diameter, the external diameter that it is characterized in that locking the upper semisection of housing increase its outer wall place and offer the groove support that can assemble bumper bar, latch and bumper return spring, and the bottom, lower end in the groove support on the lock housing offers one and locks housing through-hole; The length and width degree at the length and width degree of through hole and bumper insurance angle can be nested and join; But its opposed place, both sides, upper end is provided with the latch through hole of mount latch; There are an end and the bumper return spring of latch through hole to be nested with latch on the bumper and are fixed on the support; One end roof pressure of bumper return spring is on the lock housing; Other end roof pressure is on the anchor point of bumper, and bumper insurance angle can move up and down in the lock housing through-hole bottom the lower end in the groove support, and can be in the safety groove of roof pressure at lock tongue body under the effect of bumper return spring; The lock inner walls is the cylindrical shiny surface that two internal diameters do not wait; The internal diameter of first cylinder is less than the internal diameter of second cylinder; The apical position of first cylinder is the platform scalariform ringwise, on its upper end ring-shaped platform terrace, the diametrically contraposition place, lower end of second cylinder is provided with two boss; The external diameter diametrically contraposition place of spill pad is provided with the outer recess that is complementary with two boss; The spill pad is nested with the lower end of second cylinder on the ring-shaped platform terrace that is fixed on first cylinder; The thickness of spill pad is consistent with the height of boss; The external diameter of spill pad and the second cylinder internal diameter are complementary, and the radial position of spill pad internal diameter has 5 equally distributed inner recess; The lock core cover is nested with in second cylinder in the lock housing; Its bottom is pressed on the spill pad; The cylindrical shiny surface of outer wall of lock core cover; Its external diameter is complementary with the internal diameter of second cylinder of lock housing, and the inwall of lock core cover is provided with annular groove and plano-convex ring between some homogeneous phases, and its top, bottom centre place respectively offer an annular flat step; Lock core body is placed in the lock core cover, and the both sides of lock core body top lockhole are respectively equipped with a location salient point; Dust cap is nested with in the annular flat step at lock core cover top; The internal diameter on its external diameter, thickness and platform rank, highly be complementary; The bottom of dust cap is provided with two can mate the location concave point that is nested with lock core body top positioning convex point, its centre be provided with one with lockhole through hole of the same size, dust cap can overlap on the top annular platform rank at lock core and rotate with the lock core body free synchronization; It is step-like that dust cap is cylindricality, on the dust cap step, is nested with and presses pad; Pressing the internal diameter of pad and the external diameter of dust cap top cylindricality cylinder is complementary; And can guarantee that dust cap rotates freely; Pressing pad presses lock core cover and withholds on the annular flat step that is fixed on lock housing second cylinder upper end; Its external diameter is nested with the internal diameter of locking ring-shaped platform rank, housing second cylinder upper end and joins, and its height is less than the height on ring-shaped platform rank, second cylinder upper end, and side, the below outer end of lock core body cylindrical wall is respectively equipped with and 3 lugs of lock core body all-in-one-piece; The angle that lug distributes, external diameter are complementary with angle, the internal diameter of the distribution of spill pad inner recess, and can guarantee that easy on and off moves in the inner recess of spill pad when opposed with five inner recess of spill pad are any; The internal diameter on the recessed platform rank of the external diameter of lug, thickness and lock core cover bottom, highly be complementary and can rotate freely, opposed place has junction of the edges of two sheets of paper groove with lock core body lug limit, is provided with the spacing salient point of junction of the edges of two sheets of paper groove that can contact with junction of the edges of two sheets of paper sheet salient point or separate in this junction of the edges of two sheets of paper groove; The bottom center place of the below lock core body of lug is provided with the annular boss with the lock core one; The center of plum blossom pad is provided with a circular hole; The internal diameter of circular hole is greater than the external diameter of lock core body annular boss; The plum blossom pad is nested with on annular boss and can keeps rotating freely, and angle and external diameter that the external diameter of plum blossom pad is provided with five equally distributed protruding pin, the protruding pin distribution of plum blossom pad equate with angle and the external diameter that the lock core body lug distributes; Lock tongue body is nested with the cylindrical shape of epimere of its top touching lock tongue body in the bottom of spill pad in first cylinder of lock housing; The all cylindrical shiny surface of internal and external walls; External diameter is complementary with the lock housing first cylinder internal diameter and can free turn, and the cylinder inner bottom part of lock tongue body is equipped with a circular steel disc; Lock tongue body cylinder outer wall place is provided with 2 rectangle insurance grooves; Two grooves are respectively the safety position of closing electric switch and locking headstock; Insurance groove branch angle is 72 degree, length, the width at the length of insurance groove, width and bumper insurance angle can be nested join guarantee insurance angle also can be in the insurance geosynclinal concave of lock tongue body, move up and down in the lock housing through-hole in the groove support; The lock tongue body cylinder is provided with 5 equally distributed open slots, and angle, the external diameter of the angle of open slot, internal diameter and the protruding pin of plum blossom pad are nested and join, and the open slot of the protruding pin of plum blossom pad, the lug of lock core body and lock tongue body can move up and down in open slot when opposed; Lock core body return spring device is in the cylinder of lock tongue body, and an end of spring contacts the bottom that on the circular steel disc of the cylinder inner bottom part other end contacts the plum blossom pad.When any three inner recess of 3 lock core body lugs of lock core body and five inner recess of spill pad inner radius on time; Press down lock core body and plum blossom pad; The insurance angle that lock core body return spring pressurized, the protruding pin of plum blossom pad back down bumper; Bumper spring pressurized, the safety groove of insurance angle release lock tongue body.At this moment; Five open slots on lock core body lug, the protruding pin of plum blossom pad and the lock tongue body cylinder socket-connect; At this moment, screw key, the top part of lock core body lug is in the below of spill pad; The lug of lock core body can drive lock tongue body and the plum blossom pad rotates synchronously, and then opens headstock, electric switch or close electric switch, pinning headstock.The lug of the lock core body of described a kind of switch lock can be two or four or five, and the lock core cover of described a kind of switch lock can overlap the junction of the edges of two sheets of paper sheet of the lock core body junction of the edges of two sheets of paper slot type of joining various difformities or a groove multi-disc.The present invention compared with prior art has following advantage: (1) resists strong torsion: unblank even carry out strong torsion; Because junction of the edges of two sheets of paper sheet is the interior interior 360 degree rotations of annular groove of lock core body outside only; Thereby internal lock core body is 360 degree rotations thereupon also, so lock core body does not receive the influence of effects such as strong torsion such as electric drill; Like this, can effectively guard against the destruction attempt of strong torsion.(2) can do with technical ability unblanks: unblank if implement technical ability; Because the technical opening instrument fails to find a stable fixing point that supports; Therefore, improve the difficulty of technology unlocking greatly, so just can play effective antitheft effect; Thereby solving in the past, electric door lock is prone to opened by force or exist the defective of being unblanked by technical ability.(3) safety, insurance, practicality: owing to have junction of the edges of two sheets of paper groove and assemble junction of the edges of two sheets of paper sheet at opposed place with lock core body lug limit; When using improper instrument or non-original key to unblank; Even the junction of the edges of two sheets of paper sheet in the lock core cover inwall annular groove is destroyed or regains in the lock core body by total number and the lug of lock core body also can't press down lock core body with the recess of spill pad is mutually opposed; Increased the safety that the lock core body lug presses down greatly, strengthened the fail safe of lock core body, and operation is practical.(4) the anti-steel disc that punctures:,, this steel disc is punctured even the lock core body bottom is breakdown also extremely difficult because lock tongue body cylinder inner bottom part device has a steel disc using improper instrument insertion lockhole to impact downwards.(5) the anti-penetration lock core impacts to rotate and unblanks: because the anti-rotation insurance function at lock tongue body safety groove and bumper insurance angle; Using improper instrument insertion lockhole to beat or impacting, even the also breakdown lock tongue body that also can't drive of lock tongue body cylinder inner bottom part steel disc rotates.Five road measures are arranged among the present invention, can resist strong torsion, impulsive force and technical ability and unblank, low cost of manufacture, easy to operate, dress is used for vehicles such as motorcycle or automobile, can guarantee that vehicle is safer, uses more relieved.
The parts agent structure schematic perspective view that description of drawings: Fig. 1 need assemble for the present invention; Fig. 2 is the agent structure schematic perspective view of dust cap of the present invention; Fig. 3 is the A-A cut-away view of Fig. 4; Fig. 4 is the schematic perspective view of lock core cover of the present invention; Fig. 5 Fig. 6 is respectively lock core body stereogram of the present invention, vertical view; Fig. 7 Fig. 8 is the floor map of junction of the edges of two sheets of paper sheet of the present invention; Fig. 9 is the stereogram of spill pad of the present invention; Figure 10 is the stereogram of plum blossom pad of the present invention; Figure 11 is the schematic perspective view of the agent structure of lock tongue body of the present invention; Figure 12 is the stereogram of bumper of the present invention; Figure 13 is the stereo dissected figure of lock housing upper semisection of the present invention; Figure 14 is the groove support stereogram of lock housing of the present invention.
Embodiment: combine accompanying drawing at present, set forth embodiments of the invention in detail.To shown in Figure 14, a kind of switch lock of the present invention is made up of lock housing 1, lock core body 2, lockhole 3, junction of the edges of two sheets of paper groove 4, junction of the edges of two sheets of paper sheet 5, key 6 like Fig. 1; Lock housing 1 is placed on outside the lock core body 2; The both sides of lock core body 2 offer some junction of the edges of two sheets of paper grooves 4, and junction of the edges of two sheets of paper sheet 5 is placed in the junction of the edges of two sheets of paper groove 4, and junction of the edges of two sheets of paper flat spring 7 one ends contact an end angle 8 of junction of the edges of two sheets of paper sheet 5; The other end roof pressure of junction of the edges of two sheets of paper flat spring 7 is on lock core body 2; Have lockhole 3 on the lock core body 2, key 6 can be interspersed in the lockhole 3, and internal diameter, the external diameter that it is characterized in that locking the upper semisection of housing 1 increases its outer wall place and offer the groove support 9 that can assemble bumper bar 10, latch 11 and bumper return spring 12; Bottom, lower end in the groove support 9 offers a lock housing through-hole 13, and the length and width degree of through hole and the insurance angle of bumper 15 length and width degree are nested and join; But its opposed place, both sides, upper end is provided with the latch through hole 16 of mount latch; Bumper has an end and the bumper return spring 12 of latch through hole 16 to be nested with latch and is fixed on the groove support 9; One end roof pressure of bumper return spring 12 is on lock housing 1; Other end roof pressure is at the spring of bumper 10 fixedly on the concave point 17; Bumper insurance angle 15 can move up and down in the lock housing through-hole 13 bottom the lower end in groove support 9, and can be at roof pressure under the effect of bumper spring 12 in lock tongue body safety groove 45; Lock housing 1 inwall is the cylindrical shiny surface that two internal diameters do not wait; The internal diameter of first cylinder 19 is less than the internal diameter of second cylinder 18; The top end of first cylinder is the platform scalariform ringwise, and go up on its 21 on ring-shaped platform rank, upper end, the diametrically contraposition place, lower end of second cylinder 18 is provided with two boss 20; The external diameter diametrically contraposition place of spill pad 22 is provided with the outer recess 23 that is complementary with two boss 20; Spill pad 22 is nested with the lower end of 21 last second cylinders 18 of annular flat step that are fixed on first cylinder 19; The thickness of spill pad 22 is consistent with the height of boss 20; The external diameter of spill pad 22 and second cylinder, 18 internal diameters are complementary, and the radial position of spill pad 22 internal diameters has 5 equally distributed inner recess 24; Lock core cover 29 is nested with in second cylinder 18 in lock housing 1; Its bottom is pressed on the spill pad 22, the cylindrical shiny surface of outer wall of lock core cover 29, and its external diameter is complementary with the center of second cylinder 18 of lock housing 1; The inwall of lock core cover 29 is provided with annular groove 26 and plano-convex ring 25 between some homogeneous phases; Its top, each center, bottom offer an annular flat step 27,28, and lock core body 2 places lock core cover 29, and the both sides of lock core body 2 top lockholes are respectively equipped with a location salient point 30; Dust cap 31 is nested with in lock core overlaps the annular flat step 27 at 29 tops; The internal diameter of its external diameter, thickness and this annular flat step 27, highly be complementary; The bottom of dust cap 31 is provided with two can mate the fixing concave point 32 of dust cap that is nested with lock core body 2 top positioning convex points 30; Its centre be provided with one with lockhole 3 through holes 33 of the same size; Dust cap 31 can overlap on the recessed platform of the 29 top annular rank 27 at lock core and rotate with lock core body 2 free synchronization, and it is step-like that dust cap 31 is cylindricality, on dust cap 31 steps, is nested with and presses pad 34; Pressing the internal diameter of pad 34 and the external diameter of dust cap 31 top cylindricality cylinders is complementary; And can guarantee that dust cap 31 rotates freely; Pressing pad presses lock core cover 29 and withholds on the annular flat step 49 of second cylinder, 18 upper ends that are fixed on lock housing 1; Its external diameter is nested with the internal diameter of locking ring-shaped platform rank, housing 1 second cylinder, 18 upper end 49 and joins, and its height is less than the height on ring-shaped platform rank, second cylinder, 18 upper end 49; Side, the below outer end of lock core body 2 cylindrical walls is respectively equipped with and 3 lugs 36 of lock core body 2 all-in-one-pieces; Angle, internal diameter that the inner recess 24 of angle, external diameter and spill pad that lug 36 distributes distributes are complementary, and can with guarantee easy on and off slip when opposed in that five inner recess of spill pad 22 24 are any at spill pad 22; The external diameter thickness of lug 36 and lock core overlap the height on the recessed platform rank 28 of 29 bottoms; Internal diameter is complementary and can rotates freely; Opposed place has junction of the edges of two sheets of paper groove 4 with lock core body lug 36 limits, is provided with the spacing salient point 37 of junction of the edges of two sheets of paper groove that can contact with junction of the edges of two sheets of paper sheet salient point 38 or separate in this junction of the edges of two sheets of paper groove 4; The bottom center place of the below lock core body 2 of lock core body lug 36 is provided with the annular boss 39 with the lock core one; The center of plum blossom pad 40 is provided with a circular hole 41; The internal diameter of circular hole 41 is greater than the external diameter of lock core body 2 annular boss 39; Plum blossom pad 40 is nested with on annular boss 39 and can keeps rotating freely, and the external diameter of plum blossom pad 40 radially is provided with angle and the external diameter that five equally distributed protruding pin 42, the protruding pin 42 of plum blossom pad distribute and equates with the angle and the external diameter of 36 distributions of lock core body lug; Lock tongue body 43 is nested with in first cylinder 19 of lock housing 1 its top and touches the bottom at spill pad 22; The cylindrical shape of the epimere of lock tongue body 43; The all cylindrical shiny surface of internal and external walls; External diameter is complementary with lock housing first cylinder 19 internal diameters and can free turn, and the cylinder inner bottom part of lock tongue body 43 is equipped with a circular steel disc 44; Lock tongue body 43 cylinder outer wall places are provided with 2 rectangle insurance grooves 45; Two insurance grooves are respectively the safety position of closing electric switch and locking headstock; Insurance groove 45 branch's angles are 72 degree, and length, the width at the length of insurance groove 45, width and bumper insurance angle 15 can be nested and join also that guarantee insurance angle 15 can move up and down in the lock housing through-hole in the insurance groove 45 inner groovy supports of lock tongue body; Lock tongue body 43 cylinders are provided with 5 equally distributed open slots 46; Angle, the external diameter of the angle of open slot 46, internal diameter and the protruding pin 42 of plum blossom pad are nested and join, and the open slot of the protruding pin 42 of plum blossom pad, the lug of lock core body 36 and lock tongue body 46 can move up and down in open slot 46 when opposed; Lock core body return spring 47 devices are in the cylinder 48 of lock tongue body 43, and an end of lock core body return spring 47 contacts on the circular steel disc 44 of cylinder 48 inner bottom parts, and the other end contacts the bottom at plum blossom pad 40.24 pairs of any three inner recess in 3 lock core body lugs of lock core body 2 36 and spill pad 22, radially locating five inner recess 24 are punctual; Press down lock core body 2 and plum blossom pad 40; The insurance angle 15 that lock core body return spring 47 pressurizeds, the protruding pin 42 of plum blossom pad back down bumper; Bumper spring 12 pressurizeds, insurance angle 15 is pushed up from lock tongue body safety groove 45.At this moment; Five open slots 46 on lock core body lug 36, the protruding pin 42 of plum blossom pad and lock tongue body 43 cylinders socket-connect, at this moment, and screw key; The top part of lock core body lug 36 is in the below of spill pad 22; Lock core body lug 36 can drive lock tongue body 43 and plum blossom pad 40 rotates synchronously, and then opens headstock, electric switch or close electric switch, pinning headstock, and the lock core body lug 36 of described a kind of switch lock can be two or four or five.The lock core cover 29 of described a kind of switch lock can overlap the junction of the edges of two sheets of paper sheet 5 of the lock core body junction of the edges of two sheets of paper slot type of joining various difformities or a groove multi-disc.
The process of unblanking of a kind of switch lock of the present invention is following: like Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9, Figure 10, Figure 11, Figure 12, Figure 13, shown in Figure 14.When through hole 33, the lockhole 3 of lock core body and the through hole 50 of junction of the edges of two sheets of paper sheet of the key that can mate with lock core body junction of the edges of two sheets of paper sheet 56 through dust cap; And when all inserting lock core body 2; One end angle, the 8 roof pressure junction of the edges of two sheets of paper flat springs 7 of junction of the edges of two sheets of paper sheet; Junction of the edges of two sheets of paper sheet 5 in lock core overlaps 29 inwall annular grooves 26 with overlap at lock core when junction of the edges of two sheets of paper sheet 5 total numbers under the ring-shaped platform rank, 29 lower end 28 receive to lock core body 2; After the outer wall of junction of the edges of two sheets of paper sheet 5 and lock core body 2 forms the face of cylinder, screw key 6,24 pairs of any three recesses in three lock core body lugs 36 of lock core body 2 and spill pad 22, radially locating five inner recess 24 are punctual; Press down lock core body 2 and plum blossom pad 40; Lock core body return spring 47 pressurizeds, the protruding pin 42 of plum blossom pad back down bumper insurance angle 15, and bumper spring 12 pressurizeds are when lock tongue body safety groove 45 is left by the top in insurance angle 15; Five open slots 46 on lock core body lug 36, the protruding pin 42 of plum blossom pad and lock tongue body 43 cylinders socket-connect; On all opposed plano-convex ring 25 that overlaps 29 inwalls at lock core of the junction of the edges of two sheets of paper sheet on the lock core body above the lock core lug 36 25, lock core body top part two positioning convex points separate with dust cap bottom concave point, and the position of turn clockwise this moment key 6 lock core body lugs, 36 top parts and lock core lug limit junction of the edges of two sheets of paper sheet 5 is in the below of spill pad 22; Lock core body lug 36 can drive lock tongue body 43, plum blossom pad 40 and rotate synchronously, and then opens headstock, electric switch.Like this, just accomplish the process of opening a kind of electric door lock of the present invention.
The process of locking of a kind of switch lock of the present invention is following: like Fig. 1, Fig. 4, Fig. 5, Fig. 6, Fig. 8, Fig. 9, Figure 10, Figure 11, Figure 12, Figure 13, shown in Figure 14.A kind of switch lock of the present invention is when opening; Lock core body lug 36, plum blossom pad 40 are in the socket state with five open slots 46 in cylinder top of lock tongue body 43; Be rotated counterclockwise key 6 or press down screw key 6; 24 pairs of recesses in lock core body lug 36 and spill pad 22, radially locating correspondence position are punctual; Lock core body return spring 47 elastic force discharge, and up the plum blossom pad of ejection lock core body 2 bottoms and lock core body 2 are when five open slots 46 of lock core body lug 36 and lock tongue body cylinder 48 upper ends break away from fully; Lock core body lug 36 is pushed spill pad 22 tops by the elastic force of lock core body return spring 47 and lock core overlaps on the annular flat step 28 of 29 bottoms; Lock core body 2 top parts two salient points 30 cover is inserted two fixedly in the concave point 32 of dust cap 31 bottoms, and bumper insures angle 15 and under the pressure effect of bumper return spring 12, springs in the lock tongue body safety groove 45 simultaneously, so far closes electric switch or locks headstock.When transfering to key 6; Junction of the edges of two sheets of paper flat spring 7 elastic force discharge; Spacing salient point in the center of the end touching that ejection junction of the edges of two sheets of paper sheet one end angle 8 directly causes junction of the edges of two sheets of paper sheet on the lock core body lug in lock core overlaps the annular groove 26 of 29 inwalls in the junction of the edges of two sheets of paper groove on lock core body lug limit contacts with the salient point of junction of the edges of two sheets of paper sheet mutually; Keep the ejection distance of an end of junction of the edges of two sheets of paper sheet can guarantee that also the key turnover is smooth and easy, and can guarantee lock core body 2 rotating freely in lock core cover 29.When inserting the key that is not complementary with original key or flat type instrument, junction of the edges of two sheets of paper sheet 5 also can not total number be contracted in the lock core body 2, and 2 of lock core bodies can keep rotating freely.Thereby reach the antitheft purpose.
Claims (2)
1. a switch lock comprises lock housing, lock core body, lock core cover, dust cap and key, and the lock housing is placed on outside the lock core body; Both sides on the lock core body offer some junction of the edges of two sheets of paper grooves, and junction of the edges of two sheets of paper sheet is placed in the junction of the edges of two sheets of paper groove, and junction of the edges of two sheets of paper flat spring one end contacts an end angle of junction of the edges of two sheets of paper sheet; The other end roof pressure of junction of the edges of two sheets of paper flat spring is on lock core body; Have lockhole on the lock core body, key can be interspersed in the lockhole, and the internal diameter, the external diameter that it is characterized in that locking the upper semisection of housing increase than lower semisection; Its outer wall place offers the groove support that can assemble bumper, latch and bumper return spring, and the bottom, lower end in the groove support on the lock housing offers a lock housing through-hole; The length and width degree at the length and width degree of through hole and bumper insurance angle is nested and joins; But the opposed place, both sides, upper end of groove support is provided with the latch through hole of mount latch; An end of corresponding latch through hole and bumper return spring cover postpone on the bumper; Be fixed on the groove support through latch, an end roof pressure of bumper return spring is on the lock housing, and other end roof pressure is on the anchor point of bumper; Bumper insurance angle can move up and down in the lock housing through-hole bottom the lower end in the groove support, and can be in the insurance groove of roof pressure under the effect of bumper return spring at lock tongue body; The lock inner walls is the cylindrical shiny surface that two internal diameters do not wait; The internal diameter of first cylinder is less than the internal diameter of second cylinder; The apical position of first cylinder is the platform scalariform ringwise, on its upper end ring-shaped platform terrace, the diametrically contraposition place, lower end of second cylinder is provided with two boss; The external diameter diametrically contraposition place of spill pad is provided with the outer recess that is complementary with two boss; The spill pad is nested with the lower end that is fixed on second cylinder on the first cylinder step top ring shape platform terrace; The thickness of spill pad is consistent with the height of boss; Its external diameter and the second cylinder internal diameter are complementary, and the radial position of spill pad internal diameter has 5 equally distributed inner recess; The lock core cover is nested with in second cylinder in the lock housing; Its bottom is pressed on the spill pad, the cylindrical shiny surface of outer wall of lock core cover, and its external diameter is complementary with the internal diameter of second cylinder of lock housing; The inwall of lock core cover is provided with annular groove and plano-convex ring between some homogeneous phases; The top of lock core cover, bottom centre place respectively offer an annular flat step, and lock core body is placed in the lock core cover, and the both sides of lock core body top lockhole are respectively equipped with a location salient point; Dust cap is nested with in the annular flat step at lock core cover top; The internal diameter of the annular flat step at its external diameter, thickness and lock core cover top, highly be complementary; The bottom of dust cap is provided with two can mate the location concave point that is nested with lock core body top positioning convex point, its centre be provided with one with lockhole through hole of the same size, dust cap can overlap on the top annular platform rank at lock core and rotate with the lock core body free synchronization; It is step-like that dust cap is cylindricality, on the dust cap step, is nested with and presses pad; Pressing the internal diameter of pad and the external diameter of dust cap top cylindricality cylinder is complementary; And can guarantee that dust cap rotates freely; Pressing pad presses lock core cover and withholds on the annular flat step that is fixed on lock housing second cylinder upper end; Its external diameter is nested with the internal diameter of locking ring-shaped platform rank, housing second cylinder upper end and joins, and its height is less than the height on ring-shaped platform rank, second cylinder upper end; Side, the below outer end of lock core body cylindrical wall is respectively equipped with and 3 lugs of lock core body all-in-one-piece; The angle that lug distributes, external diameter are complementary with angle, the internal diameter of the distribution of spill pad inner recess, and can guarantee that easy on and off moves in the inner recess of spill pad when opposed with five recesses of spill pad are any; The internal diameter on the platform rank of the external diameter of lug, thickness and lock core cover bottom, highly be complementary and rotate freely; The junction of the edges of two sheets of paper groove of the both sides on the said lock core body is opened in the opposed place with lock core body lug limit respectively, is provided with the spacing salient point of junction of the edges of two sheets of paper groove that can contact with junction of the edges of two sheets of paper sheet salient point or separate in this junction of the edges of two sheets of paper groove; The bottom center place of the below lock core body of lug is provided with the annular boss with the lock core body one; The center of plum blossom pad is provided with a circular hole; The internal diameter of circular hole is greater than the external diameter of lock core body annular boss; The plum blossom pad is nested with on annular boss and can keeps rotating freely, and angle and external diameter that the external diameter of plum blossom pad is provided with five equally distributed protruding pin, the protruding pin distribution of plum blossom pad equate with angle and the external diameter that the lock core body lug distributes; Lock tongue body is nested with in first cylinder of lock housing the touching of its top in the bottom of spill pad; The cylindrical shape of the epimere of lock tongue body; The all cylindrical shiny surface of internal and external walls; External diameter is complementary with the lock housing first cylinder internal diameter and can free turn, and the cylinder inner bottom part of lock tongue body is equipped with a circular steel disc; Lock tongue body cylinder outer wall place is provided with 2 rectangle insurance grooves; The insurance groove is respectively the safety position of closing electric switch and locking headstock; The angle angle of two insurances between the grooves is 72 degree, length, the width at the length of insurance groove, width and bumper insurance angle be nested join guarantee insurance angle also can be in the insurance groove of lock tongue body, move up and down in the lock housing through-hole in the groove support; The lock tongue body cylinder is provided with 5 equally distributed open slots, and angle, the external diameter of the angle of open slot, internal diameter and the protruding pin of plum blossom pad are nested and join, and the open slot of the protruding pin of plum blossom pad, the lug of lock core body and lock tongue body can move up and down in open slot when opposed; Lock core body return spring device is in the cylinder of lock tongue body, and an end of lock core body return spring contacts on the circular steel disc of cylinder inner bottom part, and the other end contacts the bottom of plum blossom pad; When any three inner recess of 3 lock core body lugs of lock core body and five inner recess of spill pad inner radius on time; Press down lock core body and plum blossom pad; The insurance angle that lock core body return spring pressurized, the protruding pin of plum blossom pad back down bumper; Bumper spring pressurized, the insurance groove of insurance angle release lock tongue body; At this moment; Five open slots on lock core body lug, the protruding pin of plum blossom pad and the lock tongue body cylinder socket-connect; At this moment, screw key, the top part of lock core body lug is in the below of spill pad; The lock core body lug can drive lock tongue body and the plum blossom pad rotates synchronously, and then opens headstock, electric switch or close electric switch, pinning headstock.
2. a kind of switch lock according to claim 1 is characterized in that the lug quantity of lock core body replaces with two, four or five.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101235415A CN101819900B (en) | 2010-02-10 | 2010-02-10 | Switch lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101235415A CN101819900B (en) | 2010-02-10 | 2010-02-10 | Switch lock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101819900A CN101819900A (en) | 2010-09-01 |
| CN101819900B true CN101819900B (en) | 2012-09-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101235415A Expired - Fee Related CN101819900B (en) | 2010-02-10 | 2010-02-10 | Switch lock |
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| Country | Link |
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| CN (1) | CN101819900B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113710520B (en) * | 2019-04-30 | 2024-03-22 | 厦门中锁锁业科技有限公司 | Improved fixing device for sunshade rolling curtain of front windshield of automobile and rolling curtain |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2325786A1 (en) * | 1975-09-24 | 1977-04-22 | Patrignani Theo | Antitheft vehicle barrel lock - has rotor with contoured slotted discs disposed between adjacent sprung washers and clearing grooves in cylinder wall on key insertion |
| US5295377A (en) * | 1990-01-26 | 1994-03-22 | Ferenc Moricz | Burglar proof lock, especially lock for cars |
| CN1524152A (en) * | 2001-05-22 | 2004-08-25 | Fab | Cylindrical lock, particularly for motor vehicles |
| CN2895638Y (en) * | 2006-04-17 | 2007-05-02 | 张伟 | Built-in idling-type leaf lock |
| CN201065696Y (en) * | 2007-06-03 | 2008-05-28 | 潘永明 | Automobile lock with lock core arbitrarily rotating and not being opened by unmatched key |
| CN101363299A (en) * | 2007-08-08 | 2009-02-11 | 株式会社东海理化电机制作所 | Cylinder lock device |
-
2010
- 2010-02-10 CN CN2010101235415A patent/CN101819900B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2325786A1 (en) * | 1975-09-24 | 1977-04-22 | Patrignani Theo | Antitheft vehicle barrel lock - has rotor with contoured slotted discs disposed between adjacent sprung washers and clearing grooves in cylinder wall on key insertion |
| US5295377A (en) * | 1990-01-26 | 1994-03-22 | Ferenc Moricz | Burglar proof lock, especially lock for cars |
| CN1524152A (en) * | 2001-05-22 | 2004-08-25 | Fab | Cylindrical lock, particularly for motor vehicles |
| CN2895638Y (en) * | 2006-04-17 | 2007-05-02 | 张伟 | Built-in idling-type leaf lock |
| CN201065696Y (en) * | 2007-06-03 | 2008-05-28 | 潘永明 | Automobile lock with lock core arbitrarily rotating and not being opened by unmatched key |
| CN101363299A (en) * | 2007-08-08 | 2009-02-11 | 株式会社东海理化电机制作所 | Cylinder lock device |
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| Publication number | Publication date |
|---|---|
| CN101819900A (en) | 2010-09-01 |
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Free format text: FORMER OWNER: YAO ZHIQIANG Owner name: XIAMEN ZHONGSUO LOCK TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: XU FEIHE Effective date: 20110906 |
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Effective date of registration: 20110906 Address after: 361000 513A room, Guang Ha Building, torch hi tech Zone, Fujian, Xiamen Applicant after: Xiamen Zhongsuo Locks Technology Co., Ltd. Address before: 351139 Putian city of Fujian province Huating Wu Yun Cun town Chengxiang District No. 22 ridge Applicant before: Xu Feihe Co-applicant before: Yao Zhiqiang |
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