CN2388312Y - Multiple lockset - Google Patents

Abstract

The utility model relates to a multiple lockset. One end of a lock seat is provided with a pivot seat, and a seat edge is provided with a buckling and clamping hole. The other end of the lock seat is provided with a locking and braking unit which controls locking or relieves braking. A pivot joint tube of a pivot unit penetrates through and extends in the pivot seat. The pivot joint tube is exposed on the surface of the lock seat. A through hole penetrates through the edge of the exposed tube of the pivot joint tube in the radial direction to be used for the one-way penetration and the extension of a lock rod with a far end which is buckled, clamped, and locked by the locking and clamping unit. One end of a cord component forms integration with any of the components, a buckling block is arranged on the other end of the cord component, and the buckling block is inserted, locked, or taken off a buckling and clamping hole. The lockset has good collecting and placement performance, and simultaneously, has the efficacy of a padlock and a steel cable lock.

Description

Compound lockset

The utility model relates to a kind of compound lockset.

At present, it is to be steel cable lock and U type padlock that Regular Bicycle and locomotive use the most general lockset, at first, with regard to steel cable lock, the big polyphyly of its structure is provided with tapered end respectively and is buckled piece by a wirerope at two ends, and at the built-in core of tapered end, spring and fixture block, when lock is pulled, be and wear on wheel and foreign object (as pillar) with wirerope, and make fixture block in the tapered end be subjected to the spring pushing and pressing and with buckle the mutual clip of piece, form and lock the state of pulling and make the wheel can't turn, more can't move away from car body; Separating when pulling, lock turn core causes fixture block to retire the button piece, and makes the button piece break away from tapered end; In addition, still there is a kind of U type padlock also very common, mainly be made up of lock and locking bar, lock is to offer lockhole at the relative locking bar of seat surface, and this lock and the lock of the locking bar principle of pulling is then identical with wirerope, the U-shape lock bar is held continuously to stretch through at wheel, and the relative locking bar two rod end covers of the lockhole of lock pull and form lock and pull, and the detailed said structure of seeing all is to use lockset very widely at present, be not difficult to realize that it has remained a little weak point in fact on reality is used, main cause is summarized as follows:

1, when using U-shape lock, the car body that only can lock also can't lock vehicle the danger that easily has whole chassis to be moved with foreign object.

2, single when just using steel cable lock, in case wirerope round people cuts off, then car body then do not have any anti-theft effect.

When 3, using two kinds of locksets simultaneously, then need second mate's key control to open and close, in case lose wherein a pair then can't open, and lock, unblank all need heavily cover secondary, the lock click is continuous too numerous and diverse, causes the inconvenience in the use.

4, these two kinds of locksets must hang on car body glove basket or other body of rod that can Gong hang separating when pulling, easy-to-collection not only, and when riding, very easily produce side swipe, easily damaged car body baking vanish with car body.

Main purpose of the present utility model promptly is to provide a kind of compound lockset, to have the effect that placing property well and simultaneously has padlock and steel cable lock concurrently.

For reaching above-mentioned purpose, the utility model mainly comprises members such as lock, pivot unit, rope spare, and wherein: lock one end is provided with a pivot block, and its seat rim is provided with a button hole of pulling, but in addition end then to be provided with control lock solid or separate the locking unit of pulling; The one pivot knot tube of pivot unit stretches through in pivot block, and be exposed at the lock surface outward, and and outside pivot knot tube, revealing a tube edge and wear radially that perforation is suitable to stretch through for locking bar is unidirectional, the locking bar far-end is suitable to be subjected to the locking of pulling of locking unit button, when pivoting, can control pull hole lock of button and pull or release out insert in the pivot unit; Rope spare one end is located on above-mentioned arbitrary member and forms one, and holds bitter end to be provided with a button piece at other, and this button piece is planted and locked or get from the button of the above-mentioned lock hole of pulling.

This lock is established the fixedly ear of two tool screw fixed holes relatively at interior seat rim.

This rope spare is an individual member, is shaped to the closed circular body at cable body one end, and end then is a tool button piece in addition.

This locking unit also is located at the same side of lock with the pivot unit, locking bar is locked by locking unit.

This rope spare is molded over the locking bar end, and setting element is set at the locking bar periphery, and the lock seat surface is offered a fixed hole, offer the hole that places of a built-in reed in the side, and separating when pulling, make the setting element of locking bar be embedded in fixed hole by the turn of pivot unit, locking bar is located, and the end of being pulled of rope spare is stretched through is subjected to reed to grip the location placing the hole.

This setting element wears the backstay that locating hole is worn knot one noose spring on locking bar, the location rod end is also established a knot.

This pivot knot tube is established hexagon ring in tube suitable for built-in spring, button piece and sleeve, this button piece is subjected to pivot knot tube interlock, be convexly equipped with protruding wall in the stage casing, make the pivot block setting of the relative lock of sleeve of the relative moulding of inner edge inclined-plane projection, button piece bottom is stretched and is put in the through hole of sleeve, and when the turn of pivot knot tube, but the protruding wall of suitable interlock button piece change along the height of sleeve projection, support or the through hole of disengaging sleeve and stretch in good time.

This pivot knot tube is established the locating shaft of tool ring chase in axial built-in stage casing, and a latch is plugged in pivot knot tube and stretches and put in the ring chase of locating shaft, pivot knot tube stretches through in the pivot block of lock together with locating shaft, and axially establish sleeve that tool holds the hole and radially establish the tool through hole seat that is pivoted relative to each other with one and set firmly, again, locking bar hole enlargement moulding at one end and be the body of rod of the big path of a tool, locking bar is set in the perforation, when detaching by locking bar, the variation of big path makes the enough space slippages of locating shaft tool so that the locating shaft appropriateness stretch support or disengaging in the sleeve through hole.

This pivot knot tube is convexly equipped with a fixture block at the tube edge, and the tube edge of a sleeve is offered the breach greater than 90 degree, and thus, the fixture block of pivot knot tube can revolve at the sleeve breach and move, when the turn of pivot knot tube, its fixture block suitable can with turn.

Establish a retentive base on this lock, this retentive base is a C type, and the seat surface breach that forms is that side direction is to hold locking bar, establish the protruding seat of a restriction locking bar position in the vicinity of retentive base, in addition, lock places the hole establishing below corresponding to locating hole on the former lug that places hole one side with another that is installed with a safety pole, this safety pole comprises that the body of rod, depression, groove, spring and steel ball constitute, wherein the body of rod is that establish to hold the depression of spring a cylinder rear end, and the groove of ring-type is established with corresponding locating hole in body of rod stage casing, is installed with steel ball in the locating hole; Thus, locking bar is when unlocking condition, and the spring top makes the body of rod outside, and then the groove off normal can't align locating hole and hold steel ball, cause steel ball to protrude outside locating hole, and then block locking bar and make the location and can not deviate from, when locking bar will be locked, the body of rod is inwardly pushed in addition, then contract in the body of rod pressing spring, and groove aligns locating hole, and steel ball is fallen in the locating hole, and locking bar is rotatable disengaging retentive base.

The open-work that this lock default stretches through for positioning tube, this positioning tube is at locking bolt, the spring of the built-in tool abaculus of tube, wear the sleeve that an inner core edge is convexly equipped with protruding wall with positioning tube, and the lock open-work stretches through relatively, and stretch through locking bar in the nested base and the relative positioning jacket casing is put on lock, and when the nested base turn, but suitable interlock sleeve rotate, the height that makes the abaculus of locking bolt can carry over the protruding wall of sleeve changes and then appropriateness is stretched and supported or the disengaging lockhole.

In the tube of end in addition of this sleeve a torque spring is set, the one rod end of locking bar is convexly equipped with binding block, and be with a spring betwixt, when the nested base turn, torque spring in the block set by compression, and with the locking unit locking of the relative lock of locking bar compression spring, when separating when pulling, nested base and locking bar can become to automatically reseting by torque spring and spring restoring force.

This fit seat surface wears a through hole, establishes a catching groove at the endoporus emargination, and the safety knobs of the built-in tool fixture block of positioning tube, and stretches in this through hole, and when separating when pulling, the suitable catching groove that can be embedded in nested base of the fixture block of safety knobs makes the related locking bar of nested base location.

In a word, the utlity model has the effect that placing property well and simultaneously has padlock and steel cable lock concurrently.

Below in conjunction with drawings and Examples the utility model is further described.

Fig. 1 is a three-dimensional exploded view of the present utility model;

Fig. 2 is the combination lock of the present utility model schematic diagram () of pulling;

Fig. 3 is the combination lock of the present utility model schematic diagram (two) of pulling;

Fig. 4 is that of the present utility model separating pulled and placed schematic diagram ();

Fig. 5 is that of the present utility model separating pulled and placed schematic diagram (two);

Fig. 6 is another example schematic of the utility model locking bar location structure;

Fig. 7 is another example combination schematic diagram () of the utility model locking bar location structure;

Fig. 8 is another example combination schematic diagram (two) of the utility model locking bar location structure;

Fig. 9 is the structural representation of the utility model pivot unit and another example of rope spare;

Figure 10 is the button of the utility model pivot unit and another example of the rope spare schematic diagram () of pulling;

Figure 11 is the button of the utility model pivot unit and another example of the rope spare schematic diagram (two) of pulling;

Figure 12 be the utility model pivot unit and rope spare again an example structure and separate the schematic diagram of pulling ();

Figure 13 be the utility model pivot unit and rope spare again an example structure and separate the schematic diagram of pulling (two);

Figure 14 is the utility model pivot unit and the rope spare button of the example schematic diagram () of pulling again;

Figure 15 is the utility model pivot unit and the rope spare button of the example schematic diagram (two) of pulling again;

Figure 16 is the three-dimensional exploded view of the utility model pivot unit and the another example of rope spare;

Figure 17 is the combination schematic diagram that the utility model changes unit and the another example of rope spare;

Figure 18 is the lock of the utility model pivot unit and the another example of the rope spare schematic diagram of pulling;

Figure 19 is the schematic diagram of pulling of separating of the utility model pivot unit and the another example of rope spare.

At first, see also shown in Figure 1, the utility model is mainly established for 3 groups and is formed by a lock 1, one group of pivot unit 2, one group of rope spare, wherein: lock 1 is shaped to the curved pedestal of arc, the its inner rim both sides protrude out the fixedly ear 11 of establishing tool screw fixed hole 111 relatively, and be provided with locking unit 12 at pedestal one end, but this locking unit 12 built-in control lock bolts advance and retreat commonly use core 121, and be provided with a pivot block 13 at other end, this pivot block 13 is to establish the button hole 131 of pulling at sky radially, axially wearing the empty hole 132 that holds, suitable for ccontaining pivot unit 2; Again, 1 of lock and be to wear fixed hole 16, and extend at the pedestal rear side and to establish the lug 14 that tool places hole 141, this places in the hole 141 peritremes and offers the fluting 142 suitable U type reeds 15 that are installed with the inside protuberantia in a stage casing relatively.

Pivot unit 2 is tied tube 21 built-in springs 22 and button piece 23 and is cooperated sleeve 24 structures to establish by an interior trunnion and forms, this pivot knot tube 21 radially wears a perforation 211, and axially wearing suitable dark hexagon ring 212, suitable confession is installed with spring 22 and button piece 23, this button piece 23 is at top moulding turret head, the hexagon ring 212 of suitable and pivot knot tins 21 cooperates, and tiltedly establishes an inclined-plane in the bottom and form a thrust end 231, and relative both sides are convexly equipped with straight protruding wall 232 in the stage casing; Again, sleeve 24 radially wears through hole 241 at the tube edge, communicate with through hole 241 axially wearing suitable dark appearance hole 242, and peritreme is convexly equipped with the projection 243 that two ends are established the tool inclined-plane relatively in holding hole 242, stretch and the pivot block 13 of pivot knot tube 21 built-in springs 22 and button piece 23 relative locks 1 is held with this member, suitable protruding out at lock 1 seat surface, the seat 13 that again sleeve 24 is pivoted relative to each other is ccontaining, and be consolidated in pivot block 13 with a latch 4, make that the through hole 241 of sleeve 24 is suitable to be overlapped with buckleing of pivot block 13 hole 131 of pulling.

One hard locking bar, 31 rod ends of rope spare 3 are arranged with catching groove 311, and wear locating hole 313 at other the cover piece 312 of end, suitable confession backstay 32 wears spring 33 and stretches through wherein, be cemented in backstay 32 ends with a knot 34 again, form a setting element, and extend the cable wire 35 of flexible, and at cable wire 35 terminal moulding one hard button pieces 351 at locking bar 31 ends.

When establishing enforcement by above-mentioned design team, utilize fixedly ear 11 screw fixed holes 111 of lock 1 to be installed in car body, as Fig. 2, shown in 3, lock can make cable wire 35 enclose in advance to cover foreign object (as pillar) when pulling, and stretch through in the button of the lock 1 pivot block 13 edge hole 131 of pulling with button piece 351, stretch in the through hole 241 of sleeve 24 and hold, and the perforation 211 that makes the relative pivots knot of locking bar 31 tube 21 stretches through and rotates to drive the pivot knot tube 21 of pivot unit 2, and then interlock button piece 23 turns, when locking bar 31 is threaded to the level button and is butted on locking unit 12, protruding wall 232 suitable 243 of two projections (also being minimum point) that are installed with in sleeve 24 of button piece 23, and be subjected to spring 22 pushing and pressing and with thrust end 231 stretch through clip in cable wire 35 buckle piece 351, form the button state of pulling.

In separating when pulling, please join shown in Figure 4, the locking unit 12 of lock 1 separated pull, and turns make locking bar 31 form vertically after removing locking bar 31 disengaging locking units 12, and then the projections 243 that the protruding wall 232 of the pivot of interlock pivot unit 2 knot tube 21 interlock button pieces 23 carries in the sleeve 24 appearance holes 242 move to peak, button piece 23 compression springs 22 are recessed, cause the thrust end 231 of button piece 23 to recess the button piece 351 of cable wire 35, be that drawable cable wire 35 forms to separate and pulls, the multiple knot 34 interlock backstays 32 compression springs 33 of being located at locking bar 31 top setting elements that can spur are in addition retired, and the fixed hole 16 of lock 1 is put from knot 34 relatively, this backstay 32 is become by the restoring force of spring 33 immediately and is embedded in the fixed hole 16 of lock 1, cause locking bar 31 to be maintained and locate vertical putting, and as shown in Figure 5, the lug 14 of the button piece 351 relative locks 1 of cable wire 35 can be placed hole 141 again and stretch through, establish tool reed 15 in its hole, the suitable button piece 351 that can fasteningly insert and put makes cable wire 35 be able to maintenance.

In addition, the locate mode that places about locking bar 31 still has as shown in Figure 6 relevant design, the seat surface breach that is a C type and formation is that the retentive base 17 of side direction is to hold locking bar 31, and establish a protruding seat 171 in the vicinity of retentive base 17, position with restriction locking bar 31, in addition, the lug 14 of lock 1 is still established and is placed hole 141, fluting 142 and reed 15, and place hole 143 to be installed with a safety pole 18 establishing another below corresponding to locating hole 16 on the former lug 14 that places hole 151 1 sides, this safety pole 18 comprises the body of rod 181, depression 182, groove 183, spring 184 and steel ball 185 constitute, wherein the body of rod 181 is that depression 182 is established to hold spring 184 in a cylinder rear end, and the groove 183 of ring-type is established with corresponding locating hole 16 in the body of rod 181 stage casings, is installed with steel ball 185 in the locating hole 16; Thus, please cooperate consult shown in Figure 7, when locking bar 31 during (change into downwards vertically to) at unlocking condition, spring 184 tops make the body of rod 181 outside, then groove 183 off normals can't align locating hole 16 and hold steel ball 185, cause steel ball 185 to protrude from outside the locating hole 16, and then block locking bar 31, make locking bar 31 location and can not deviate from, in addition, as shown in Figure 8, when locking bar 31 will change into horizontal direction and will lock, the body of rod 181 is inwardly pushed, then contract in the body of rod 181 pressing springs 184, and groove 183 aligns locating hole 16 falls in the locating hole 16 steel ball 185, and locking bar 31 is the solid seat 17 of rotatable disengaging.

Moreover, the utility model also can be as shown in Figure 9, the pivot knot tube 21 of pivot unit 2 axially wears suitable dark duct 214 and inserts a locating shaft 5, sleeve 24 is radially established tool through hole 241, and hold that hole 242 is suitable to communicate with through hole 241 axially wearing, again, locating shaft 5 two ends are moulding arc nose circle respectively, and be arranged with ring chase 51 in the stage casing, when group was established, locating shaft 5 was built in the pivot knot tube 21, wear with a latch 4 that knot is suitable to be stretched in the ring chase 51 that places locating shaft 5, pivot knot tube 21 pivot block 13 together with locating shaft 5 relative locks 1 are stretched through, and plug, and make a latch 4 wear tying and be installed with sleeve 24 seat 13 that is pivoted relative to each other.

When implementing, shown in Figure 10,11, cable wire 61 encloses in advance and covers foreign object and with button piece 62 plant sleeves 24 through holes 241, and locking bar 6 crosses perforation 211 locks of pivot knot tube 21 and pulls in the locking unit 12 of lock 1, the suitable pushing and pressing of the big rod end locating shaft 5 of locking bar 6, make locating shaft 5 be tight against the recess of detaining pieces 62 at cable wire 61, cable wire 61 can't be detached; Otherwise, to separate when pulling at locking unit 12, locking bar 6 is promptly drawable, and the less rod end of locking bar 6 is fitted relative positioning axle 5 axle heads, and the enough space slippages of locating shaft 5 tools, and breaks away from the button piece 62 of cable wire 61, and cable wire 61 is separated.

Again, as Figure 12, shown in 13, the tube edge of pivot knot tube 21 is convexly equipped with an arc fixture block 213, and sleeve 24 at one end tube edge is offered the breach 244 of spending greater than 90, and radially wearing through hole 241, thus, pivot knot tube 21 is set in the pivot block 13 of lock 1, sleeve 24 seat that is pivoted relative to each other 13 plugs, 213 suitable can the appearances in the breach 244 of stretching in sleeve 24 of fixture block of this pivot knot tube 21, when lock is pulled, please join Figure 14, shown in 15, locking bar 31 turn pivots knot tube 21 lateral extensometers place locking unit 12, and the fixture block 213 turn pivots knot tube 21 of pivot knot tube 21 rotates and is embedded in and forms the button states of pulling in the button piece 351 of cable wire 35, in separating when pulling, promptly as Figure 12, shown in 13, locking bar 31 is separated the turn pivot knot tube 21 of pulling and is replied plumbness, protrude out the fixture block 213 of pivot knot tube 21 is suitable can turn in the breach 244 of sleeve 24, and then the button piece 351 of disengaging cable wire 35, cause cable wire 35 to be broken away from.

In addition, shown in Figure 16,17, lock 7 default open-works 71, and a positioning tube 8 relative open-works 71 are stretched through, and the tube end of this positioning tube 8 radially wears lockhole 81, and end then is arranged with a ring chase 82 in addition, offer fluting 83 at the tube periphery, and tool appearance hole 84 is suitable for being installed with locking bolt 85, spring 86 and safety knobs 87 axially establishing, and this locking bolt 85 protrudes out abaculus 851 and suitable stretching in positioning tube 8 flutings 83 at periphery, and safety knobs 87 also is convexly equipped with fixture block 871 at periphery; One sleeve, 9 relative positioning tubes, 8 fits, this sleeve 9 is at a built-in torque spring 91 of end, hold an inner edge to be convexly equipped with protruding wall 92 at other, make a nested base 10 relative positioning tubes 8 sheathed and be butted on lock 7 surfaces again, and the interior seat surface at nested base 10 is arranged with a catching groove 101, suitable fixture block 871 for safety knobs 87 fastens, and wears nested base 10 and stretch and put in the ring chase 82 of positioning tube 8 with latch 4; And torque spring 91 1 ends that are built in sleeve 9 are extended through lock 7, and end then is embedded in nested base 10 in addition, suitable can the rotation and moderate compression (as shown in Figure 9) with nested base 10; Again, locking bar 6 equidistantly is convexly equipped with two ring-type binding blocks 63 at the bar periphery, when lock is pulled, this cooperation is consulted shown in Figure 180, press by safety knobs 87 in advance, make fixture block 871 break away from the catching groove 101 of nested base 10 seat surfaces, and the torque spring 91 of turn nested base 10 and then turn sleeve 9 inside forms compression, and push locking bar 6 compression contained springs 64 and suitable locking unit 12 buttons that are subjected to are pulled, in the nested base 10 catching groove 101 of seat rims suitable with safety knobs 87 fixture blocks 871 wrong mutually from, in separating when pulling, please join shown in Figure 19ly, locking unit 12 is separated and is pulled, nested base 10 is become and the location of rebounding automatically by the restoring force of inner torque spring 91, and then 9 turns of interlock sleeve, the protruding wall 92 that causes the abaculus 851 of locking bolt 85 to be carried over sleeve 9 moves, and then recesses the button piece 62 of cable wire 61, and locking bar 6 also is subjected to contained spring 64 pushing and pressing and recovers original state, in this simultaneously, catching groove 101 suitable coincidences with the fixture block 871 of safety knobs 87 of seat surfaces in the nested base 10 and to make fixture block 871 be able to chimeric cause nested base 10 to be able to 6 formation of interlock locking bar and locate.

In addition, the rope spare that the utility model adopted also can be an individual member, but its design Yu Yiduan forms a ring bodies, other holds then moulding one hard button piece, and when implementing, rope spare is around enclosing foreign object (as pillar), and the rope spare end of the tool button piece ring bodies that stretches through, the locking unit that gives the pivot block of the lock that stretches through and car body wheel again and be installed in lock forms buckle pulls, and this is tool one effect that locks also.

Moreover, the utility model locking unit also can be located at lock tool pivot block place, be located at same limit with the pivot unit, and locking bar bar periphery is established the catching groove that tool can supply the locking unit button to pull, and when the locking bar level places, the suitable locking unit button of being located at pivot block of catching groove on the locking bar is pulled and is formed locking and can't recess, also tool one locking effect.

Claims (13)

1, a kind of compound lockset is characterized in that: mainly comprise members such as lock, pivot unit, rope spare, wherein: lock one end is provided with a pivot block, and its seat rim is provided with a button hole of pulling, but in addition end then to be provided with control lock solid or separate the locking unit of pulling; One pivot of pivot unit knot tube stretches through in pivot block, and is exposed at the lock surface outward, and reveals a tube edge wear radially that perforation is suitable to stretch through for locking bar is unidirectional outside pivot knot tube, and the locking bar far-end is suitable to be subjected to the locking of pulling of locking unit button; Rope spare one end is located on above-mentioned arbitrary member and forms one, and holds bitter end to be provided with a button piece at other, and this button piece is planted and locked or get from the button of the above-mentioned lock hole of pulling.

2, compound lockset as claimed in claim 1 is characterized in that: this lock is established the fixedly ear of two tool screw fixed holes relatively at interior seat rim.

3, compound lockset as claimed in claim 1 is characterized in that: this rope spare is an individual member, is shaped to the closed circular body at cable body one end, and end then is a tool button piece in addition.

4, compound lockset as claimed in claim 1 is characterized in that: this locking unit also is located at the same side of lock with the pivot unit, locking bar is locked by locking unit.

5, compound lockset as claimed in claim 1, it is characterized in that: this rope spare is molded over the locking bar end, and at the locking bar periphery setting element is set, and the lock seat surface offers a fixed hole, offers the hole that places of a built-in reed in the side.

6, compound lockset as claimed in claim 5 is characterized in that: this setting element wears the backstay that locating hole is worn knot one noose spring on locking bar, and the location rod end is also established a knot.

7, compound lockset as claimed in claim 1, it is characterized in that: this pivot knot tube is established hexagon ring in tube suitable for built-in spring, button piece and sleeve, this button piece is subjected to pivot knot tube interlock, be convexly equipped with protruding wall in the stage casing, the pivot block setting of the relative lock of sleeve of the relative moulding of one inner edge inclined-plane projection, button piece bottom is stretched and is put in the through hole of sleeve.

8, compound lockset as claimed in claim 1, it is characterized in that: this pivot knot tube is established the locating shaft of tool ring chase in axial built-in stage casing, and a latch is plugged in pivot knot tube and stretches and put in the ring chase of locating shaft, pivot knot tube stretches through in the pivot block of lock together with locating shaft, and axially establish sleeve that tool holds the hole and radially establish the tool through hole seat that is pivoted relative to each other with one and set firmly, again, locking bar hole enlargement moulding at one end and be the body of rod of the big path of a tool, locking bar is set in the perforation.

9, compound lockset as claimed in claim 1 is characterized in that: this pivot knot tube is convexly equipped with a fixture block at the tube edge, and the tube edge of a sleeve is offered a breach greater than 90 degree.

10, compound lockset as claimed in claim 1, it is characterized in that: establish a retentive base on this lock, this retentive base is a C type, and the seat surface breach that forms is that side direction is to hold locking bar, establish the protruding seat of a restriction locking bar position in the vicinity of retentive base, in addition, lock places the hole establishing below corresponding to locating hole on the former lug that places hole one side with another that is installed with a safety pole, this safety pole comprises the body of rod, depression, groove, spring and steel ball constitute, wherein the body of rod is that establish to hold the depression of spring a cylinder rear end, and the groove of ring-type is established with corresponding locating hole in body of rod stage casing, is installed with steel ball in the locating hole.

11, compound lockset as claimed in claim 1, it is characterized in that: the open-work that this lock default stretches through for positioning tube, this positioning tube is at locking bolt, the spring of the built-in tool abaculus of tube, wear the sleeve that an inner core edge is convexly equipped with protruding wall with positioning tube, and relatively the lock open-work stretches through, and stretches through locking bar in the nested base and the relative positioning jacket casing is put on lock.

12, compound lockset as claimed in claim 11 is characterized in that: in the tube of end in addition of this sleeve a torque spring is set, the one rod end of locking bar is convexly equipped with binding block, and is with a spring betwixt.

13, compound lockset as claimed in claim 1 is characterized in that: this fit seat surface wears a through hole, establishes a catching groove at the endoporus emargination, and the safety knobs of the built-in tool fixture block of positioning tube, and stretches in this through hole.

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