CN203684852U

CN203684852U - Button latch structure for pressing lock lorry carriage

Info

Publication number: CN203684852U
Application number: CN201320789767.8U
Authority: CN
Inventors: 刘苏仕明
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-12-04
Filing date: 2013-12-04
Publication date: 2014-07-02
Anticipated expiration: 2023-12-04

Abstract

The utility model provides a button latch structure for a pressing lock lorry carriage, and mainly provides a lock body capable of being arranged and attached to a carriage door. A latch seat, in which a latch rod can be embedded, is arranged on the upper section of the surface side of the lock body; a cutting groove and a concave groove which extends from the cutting groove and penetrates the rear part of the latch seat are formed in the middle of the latch seat; a pressing fastener is pivotally mounted and arranged with a shaft in the concave groove; meanwhile, under the action of a supporting piece matched with a positioning plate and push-resistant springs, wherein the supporting piece is clamped on the inner side on the lower section of the pressing fastener through a shaft pin, and the positioning plate is arranged in the lock body, the pressing fastener is kept in a locked state, and a reset function after the pressing fastener is pressed and pushed is provided; an n-shaped limiting support piece is pivotally arranged on the back side of the lock body and relative to the lower section of the concave groove; the push-resistant springs are pivotally arranged on the n-shaped limiting support piece so as to keep the condition that the lower end of the n-shaped limiting support piece is separated from the pressing fastener; a push-resistant inclined plane is formed on the front section on the lower edge of the n-shaped limiting support piece and can be matched with a pushing and positioning piece which is arranged and attached to the inner end of a lock core at the lower part of the lock body, so that when the pushing and positioning piece is pressed in the lock core, the front end of the n-shaped limiting support piece is propped against the rear edge at the lower part of the pressing fastener.

Description

Press lock type truck carriage snap lock construction

Technical field

The utility model relates to a kind of lock type truck carriage snap lock construction of pressing, set at the blocking of snap lock, can complete with the simple motion that is pressed into core, must adopt key operated trouble and inconvenience to exempt existing ware, stop simultaneously because of forgotten carrying keys cannot locking may be derivative theft problem, still maintain simultaneously must could locking with key safety.

Background technology

General lorry is on the door of the railway carriage or compartment of closed railroad car; conventionally can be equiped with the snap of predetermined kenel, can appropriateness maintain the closure state of railway carriage or compartment door to utilize the padlock of these snaps, and discharge the blocking of snap; can make railway carriage or compartment door freely open, to adapt to the loading and the demand of unloading extract operation of goods.

The structure of this type of snap is not because itself having lockset setting, the closure that only can hold channel opening to snap seat with fastening piece maintains the blocking state of latch lever and snap seat, its easy closedown structure is the antitheft usefulness of tool not, therefore must reach antitheft object by extra lockset, except increasing the acquisition expenses of lockset, open at it, in lock operation, more seem and quite bother and inconvenience, and because its lockset adopts attached padlock, the thief that is easy to be stolen breaks bad by profit, pirate of the open, lose the antitheft usefulness of expection, therefore its antitheft usefulness is not very good, therefore there is the appearance of snap lock.

Due to above-mentioned snap lock construction of the prior art, its operation core open and close lock with to clinching part compress unlocking function form prohibit, can action on, all needing to rely on key just can reach, cause its ease of use to be had a greatly reduced quality, especially in the time having forgotten band key or key loss, cannot operate core locking to place restrictions on the padlock state of clinching part to latch lever, cause burglar to have the security concerns of the pirate of the open of taking advantage of the occasion, need to be improved.

Utility model content

The purpose of this utility model is that the defect for overcoming above-mentioned prior art provides a kind of lock type truck carriage snap lock construction of pressing.

For achieving the above object, the utility model is by the following technical solutions:

For solve existing snap lock must with key operated core locking limit clinching part padlock state may be derivative problem, the utility model adopts presses the locking of locking-type core as clinching part padlock state, be engaged in ㄇ type limit that lock body dorsal part is pivoted with respect to groove hypomere and support the inclined-plane that pushes of sheet lower edge leading portion moulding, and core the inner, lock body bottom set up infer sheet, when it is pressed in core, can push against this ㄇ type limit and support sheet front end to terminating in clinching part lower rear edge, make clinching part cannot in press off lock, infer sheet disengaging ㄇ type limit after sheet until impelling with key unlocking, the positive normal pressure that could reply pressing buckle piece pushes away blocking function, form according to this kind of boxcar snap lock that can adopt by pressure controlling locking, there is better operation ease of use and practicality.

Pressure lock type truck carriage snap lock construction of the present utility model, its structure composition, its blocking at snap lock is set, can reach by the simple motion that is pressed into core, must adopt key operated trouble and inconvenience to exempt existing ware, stop cannot locking may derive deathwatch's problem because having forgotten carrying keys, still maintain the safety that must just can unblank with key: another characteristic of the present utility model simultaneously, be that user sees when its core is convex shape, learn unlocked, user sees when its core is flat condition, learn and lock, this is the pressure lock type truck carriage snap lock construction that provides of the utility model and the difference of ware maximum.

A kind of lock type truck carriage snap lock construction of pressing, setting tool has dress to invest the lock body of car door, be provided with opening up door bolt seat of setting for latch lever at the face side epimere of lock body, set up suitable wide profile groove extended for connecting the groove at rear portion in door bolt seat middle part, utilize axle bolt pivot group axle to establish clinching part in the profile groove position of this door bolt seat, and give clinching part by this perforation groove and there is the space nargin that pushes away of pressure, this clinching part upper end sets up the epimere hook portion for having oblique surface, clinching part hypomere is made as pushing portion, establish and support to arrive in sheet by pivot pin card in pushing portion inner side, this supports to arrive in sheet lower end and is separately arranged in group is established inside lock body H type and tiltedly leads the swash plate end on the transverse slat top of spacer, also be arranged with and shore spring supporting to arrive on sheet, this supports to arrive in sheet and shores spring pushing and pressing clinching part hypomere pushing portion, can maintain tactile deduction the state of clinching part epimere hook portion and lock body leading flank, and clinching part hypomere pushing portion being pressed backward while pushing away, can make clinching part epimere hook portion open the leading flank from lock body, simultaneously to support to arrive in sheet and to shore spring voltage supply fastener and press the reset usefulness postponing, form according to this substantially opening of snap lock, blocking function framework:

This lock body dorsal part is with respect to the lower fragment position of this perforation groove, be pivoted with in addition and be substantially ㄇ type limit to sheet and push spring, the two end pin that two side plates that this ㄇ type limit is supported sheet are provided with a pair of large pin-and-hole and a pair of little pin-and-hole and push spring are inserted in a pair of little pin-and-hole, latch inserts large pin-and-hole, push two perforation of spring, large pin-and-hole is to the swash plate end that is pressed against aforementioned H type and tiltedly leads the transverse slat bottom of spacer in the middle of the pushing clamping spring of pre-determined bit rank as the hook portion of fulcrum, support to maintain ㄇ type limit the kenel that is related to that sheet lower end departs from clinching part, in the locked groove setting up at this lock body hypomere, be filled with pressure-controlled core, this core has the lock function of being pressed into, and the safety of key unlocking, set up and inferred sheet in core the inner, when with hand during by the inside compression set of core, impelling this to infer moves pushing and pressing ㄇ type limit and supports sheet and face upward pendulum and support with its lower end and terminate in clinching part lower end pushing portion inner side in sheet, reach the locking usefulness of clinching part blocking, depart from ㄇ type limit to sheet and must begin to impel its inner to infer sheet with key operated core, making ㄇ type limit support sheet resets and discharges placing restrictions on clinching part pushing portion, the normal enforcement of clinching part opened, lock operation.

The lower end subtend that wherein this ㄇ type limit is supported sheet bends extended one-tenth larger area stop section, and clinching part is to stopping relation.

The two side plate lower edge leading portions that wherein this ㄇ type limit is supported sheet are shaped to and push inclined-plane, can in core, infer in the process of moving in sheet by moving its of pressure zone, making to infer sheet pushes inclined-plane and pushes against and force ㄇ type limit to support sheet to face upward pendulum, cause ㄇ type limit to support sheet lower end and support the pushing portion inner side that terminates in clinching part along this.

The utlity model has following beneficial effect:

The goods that the utility model provides leads compartment snap lock construction, can make boxcar in the antitheft function aspects of locking, reach splendid practical value, and its overall structure is quite simple and easy, more can make its blocking at snap lock set simultaneously, realize with the simple and easy action that is pressed into core, must adopt key operated trouble and inconvenience to exempt existing ware, stop because of forgotten a bit with key cannot locking may be derivative theft problem, and still maintain the safety that must just can unblank with key.

Accompanying drawing explanation

Fig. 1 is the STRUCTURE DECOMPOSITION schematic diagram of the utility model preferred embodiment.

Fig. 2 is the textural association schematic diagram of another line of vision of the utility model preferred embodiment.

Fig. 3 is the structural representation of the utility model preferred embodiment.

Fig. 4 is the structural relation schematic diagram of the utility model preferred embodiment under blocking.

Fig. 5 is the structural relation schematic diagram of the utility model preferred embodiment under unlocking condition.

Fig. 6 is the enforcement state reference map of the utility model preferred embodiment.

Accompanying drawing mark:

10 lock bodies, 11 door bolt seats,

12 profile grooves, 13 grooves,

14 axle bolts, 15H type is tiltedly led spacer,

16 transverse slats, 161 swash plate ends,

162 swash plate ends, 17 locked grooves,

20 clinching parts, 21 epimere hook portions,

22 pushing portions, 23 pivot pins,

30 support to arrive in sheet, and 31 shore spring,

40 ㄇ types limits are supported sheet, and 41,4l' side plate,

42, the large pin-and-hole of 42', 421, the little pin-and-hole of 421',

43 latches, 44 stop sections,

45 push inclined-plane, and 46 push spring,

47 hook portions, 50 cores,

51 infer sheet, 60 latch levers.

The specific embodiment

Reach aspect about structure composition of the present utility model, technological means and effect, coordinate graphic and embodiment further to illustrate in rear below:

As shown in the figure of Fig. 1～6, the utility model is in the structure of boxcar snap lock, mainly to be equipped with to have to fill the lock body 10 that invests car door, be provided with opening up door bolt seat 11 of setting for latch lever 60 at the face side epimere of lock body 10, set up profile groove 12 the extended groove 13 for perforation rear portion of appropriate width in door bolt seat 11 middle parts, utilize axle bolt 14 pivot group axles to establish the clinching part 20 of another system in profile groove 12 positions of this door bolt seat 11, and give clinching part 20 by this perforation groove 13 and there is the space nargin that pushes away of pressure, on this clinching part 20, set up the epimere hook portion 21 for thering is oblique surface, clinching part 20 hypomeres are for having the pushing portion 22 of on-slip rib line, inner side in pushing portion 22 is established and is supported to arrive in sheet 30 by pivot pin 23 cards, this supports to arrive in sheet 30 lower ends and is fastened in addition H type that lock body 10 inner side groups establish and tiltedly leads the swash plate end 161 on transverse slat 16 tops of spacer 15, also be arranged with and shore spring 31 supporting to arrive on sheet 30, support to arrive in sheet 30 and shore the pushing and pressing effect of spring 31 to clinching part 20 hypomere pushing portions 22 by this, can maintain tactile deduction the state of clinching part 20 epimere hook portions 21 and lock body 10 leading flanks, and clinching part 20 hypomere pushing portions 22 being pressed backward while pushing away, can make 21 leading flanks from lock body 10 of clinching part 20 epimere hook portion, provide clinching part 20 to press the reset function postponing to support to arrive in sheet 30 and to shore spring 31 simultaneously, form according to this substantially opening of the utility model snap lock, blocking function framework.

And be the locking kenel that maintains snap lock, snap of the present utility model is locked in the lower fragment position of its lock body 10 dorsal parts with respect to this perforation groove 13, be pivoted with separately and be probably ㄇ type limit to sheet 40, this ㄇ type limit is supported two side plates 41 of sheet 40, 41' is provided with a pair of large pin-and-hole 42, 42' and a pair of little pin-and-hole 421, 421' and push spring 46, the two end pin that push spring 46 are inserted in a pair of little pin-and-hole 421, in 421', latch 43 inserts large pin-and-hole 42, push two perforation of spring 46, large pin-and-hole 42' and the pre-determined bit rank that arrive, in the middle of pushing clamping spring 46, be pressed against aforementioned H type and tiltedly lead the swash plate end 162 of transverse slat 16 bottoms of spacer 15 as the hook portion 47 of fulcrum, bend to sheet 40 lower end subtends the kenel that is related to that extended stop section 44 departs from clinching part 20 to maintain ㄇ type limit, and limit two side plates 41 to sheet 40 in ㄇ type, 41' lower edge leading portion is shaped to and pushes inclined-plane 45, separately set up locked groove 17 at these lock body 10 hypomeres, at the pressure-controlled core 50 of the interior filling of locked groove 17, this core 50 has the lock function of being pressed into, and the safety of key unlocking, set up and inferred sheet 51 in core 50 the inners, when with hand during by core 50 inside compression set, impelling this to infer in sheet 51 moves, and inferring in the process of moving in sheet 51, push against to the pushing inclined-plane 45 of sheet 40 and force ㄇ type limit to face upward pendulum to sheet 40 along ㄇ type limit, cause the stop section 44 of its lower end to terminating in clinching part 20 hypomeres inner sides, so can form spacing to these clinching part 20 lower end pushing portions 22, clinching part 20 cannot be pressed push away and maintain the padlock state of its epimere hook portion 21, and when with key operated core 50, utilize core 50 contained spring ejections and cause core 50 outwards to bounce up, it infers simultaneous linkage sheet 51 outer moving and departs from ㄇ type limit pushing to sheet 40, now ㄇ type limit impels ㄇ type limit to depart from and support spacing to touching of clinching part 20 to the stop section 44 of sheet 40 to sheet 40 by pushing the reply of spring 46, the pushing portion 22 of clinching part 20 is inwardly compressed, cause 21 of its epimere hook portions to be unlocking condition from lock body 10.

Formed by said structure, in the time applying to the antitheft locking of boxcar door, can close in car door, and the core 50 of snap lock is under the state of evagination, make 21 of its epimere hook portions from lock body 10 with hand pushing fastener 20, the latch lever 60 that makes to be mounted on compartment or compartment fixture is inserted in the door bolt seat 11 of lock body 10, or utilize the weight of breechblock 60 to coordinate the oblique surface structure of clinching part 20 hook portions, breechblock 60 is taken advantage of a situation and snap in door bolt seat 11, act on by the spring 31 of shoring that supports to arrive in sheet 30 simultaneously, make the epimere hook portion 21 of clinching part 20 reply and detain state, now with hand, interior core 50 pressure is driven again and infer sheet 51 and take advantage of a situation and push this ㄇ type limit and support sheet 40, the stop section 44 of causing ㄇ type limit to support sheet 40 forms to only spacing clinching part 20, can maintain firm blocking, latch lever 60 cannot be removed, reach and prevent that burglar from stealing and close the antitheft object that compartment closes, and in the time will opening car door, only need infer sheet 51 with key operated core 50 drives and depart from the pushing and pressing of ㄇ type limit being supported to sheet 40, can make ㄇ type limit reset to sheet 40 by pushing spring 46, the stop section 44 that makes ㄇ type limit support sheet 40 departs from clinching part 20, can press pushing fastener 20 with cause 21 of its epimere hook portions from, latch lever 60 is able to smoothly from the 11 interior taking-ups of door bolt seat, to reach the function of free opened carriage door, form according to this complete the opening of the utility model snap lock, blocking function operation,

Via above explanation, known the utility model structurally, utilize the lock body epimere axle of locking at snap to establish pivot group and there is the movable clinching part that pushes away usefulness of pressing, and by inner group of supporting to arrive in sheet and shoring tactile deduction the state that spring is given reset usefulness and maintained clinching part epimere hook portion and lock body of establishing, coordinate ㄇ type limit that lock body hypomere is set up to support the structure of inferring sheet that set up sheet and pressure-controlled core the inner, make it under the situation without with key operated, can directly infer sheet pushing and pressing ㄇ type limit to sheet and to clinching part formation position-limiting action with hand by pressing in core to impel, reach the lock function that firmly maintains its blocking, make to fasten with a bolt or latch sample cannot get from, give the convenience that hand is locked, still need recessing with key operated core in the time of locking, make to infer sheet and depart from ㄇ type limit to sheet, make ㄇ type limit can reset and discharge the state of placing restrictions on to pressing buckle piece to sheet, make clinching part normally be pressed push operation, be beneficial to the taking-up of latch lever or insert, reach with the most easy structure and provide out according to this, lock operation convenience and safety, there is splendid industry applications and practical value.

In sum, goods of the present utility model leads compartment snap lock construction, can make boxcar in the antitheft function aspects of locking, reach splendid practical value, and its overall structure is quite simple and easy, more can make its blocking at snap lock set simultaneously, realize with the simple and easy action that is pressed into core, must adopt key operated trouble and inconvenience to exempt existing ware, stop because of forgotten a bit with key cannot locking may be derivative theft problem, and still maintain the safety that must just can unblank with key.

Claims

1. press lock type truck carriage snap lock construction for one kind, setting tool has dress to invest the lock body of car door, be provided with opening up door bolt seat of setting for latch lever at the face side epimere of lock body, set up profile groove extended for connecting the groove at rear portion in door bolt seat middle part, utilize axle bolt pivot group axle to establish clinching part in the profile groove position of this door bolt seat, and give clinching part by this perforation groove and there is the space nargin that pushes away of pressure, this clinching part upper end sets up the epimere hook portion for having oblique surface, clinching part hypomere is made as pushing portion, establish and support to arrive in sheet by pivot pin card in pushing portion inner side, this supports to arrive in sheet lower end and is separately arranged in group is established inside lock body H type and tiltedly leads the swash plate end on the transverse slat top of spacer, also be arranged with and shore spring supporting to arrive on sheet, this supports to arrive in sheet and shores spring pushing and pressing clinching part hypomere pushing portion, it is characterized in that:

This lock body dorsal part is with respect to the lower fragment position of this perforation groove, being pivoted with in addition ㄇ type limit supports sheet and pushes spring, two side plates that this ㄇ type limit is supported sheet are provided with a pair of large pin-and-hole and a pair of little pin-and-hole and push spring, the two end pin that push spring are inserted in a pair of little pin-and-hole, latch inserts large pin-and-hole, push two perforation of spring, large pin-and-hole is to the swash plate end that is pressed against aforementioned H type and tiltedly leads the transverse slat bottom of spacer in the middle of the pushing clamping spring of pre-determined bit rank as the hook portion of fulcrum, in the locked groove setting up at this lock body hypomere, be filled with pressure-controlled core, set up and inferred sheet in core the inner.

2. pressure lock type truck carriage snap lock construction according to claim 1, is characterized in that: the lower end subtend that wherein this ㄇ type limit is supported sheet bends extended one-tenth larger area stop section, and clinching part is to stopping relation.

3. pressure lock type truck carriage snap lock construction according to claim 1, is characterized in that: the two side plate lower edge leading portions that wherein this ㄇ type limit is supported sheet are shaped to and push inclined-plane ㄇ type limit and support sheet lower end and support the pushing portion inner side that terminates in clinching part.