CN202767671U - Anti-loose and anti-vibration lock and inspection door - Google Patents

Anti-loose and anti-vibration lock and inspection door Download PDF

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Publication number
CN202767671U
CN202767671U CN201220418877.9U CN201220418877U CN202767671U CN 202767671 U CN202767671 U CN 202767671U CN 201220418877 U CN201220418877 U CN 201220418877U CN 202767671 U CN202767671 U CN 202767671U
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CN
China
Prior art keywords
lock
dead bolt
locking
vibrationproof
rear support
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CN201220418877.9U
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Chinese (zh)
Inventor
王志涛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CRRC Tangshan Co Ltd
Original Assignee
Tangshan Railway Vehicle Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tangshan Railway Vehicle Co Ltd filed Critical Tangshan Railway Vehicle Co Ltd
Priority to CN201220418877.9U priority Critical patent/CN202767671U/en
Application granted granted Critical
Publication of CN202767671U publication Critical patent/CN202767671U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model discloses an anti-loose and anti-vibration lock and an inspection door. The anti-loose and anti-vibration lock comprises a lock body, a lock core, a rotary plate fixedly connected with the lock core, at least one lock mouth piece and a lock unit which is formed by a front support, a back support and a lock tongue. The lock body is provided with a centre hole, and the lock core is arranged in the center hole in a clamping mode. One end, extending out of the center hole, of the lock core is in a prism shape, and the other end, extending out of the center hole, of that is connected with the rotary plate. The front support and the back support are provided with through holes. The lock tongue is arranged in the through holes of the front support and the back support in a penetrating mode and provided with a location boss. The location boss is arranged between the front support and the back support. A spring on the lock tongue is arranged between the location boss and the back support in a penetrating mode. The lock mouth piece is matched with the front end of the lock tongue, and the back end of the lock tongue is connected with the rotary plate through a pivot in a pivot joint mode. A key is used to rotate the prism end of the lock core, the lock tongue is pulled to separate from the lock mouth piece by rotation of the rotary plate, and a door is opened. The key is loosed, the lock tongue is automatically matched with the lock mouth piece under the effect of restoring force of the spring, and the door is locked. The anti-loose and anti-vibration lock and the inspection door are capable of saving time and effort, loose proof and vibration proof.

Description

Locking vibrationproof lock and inspection panel
Technical field
The utility model relates to the lock construction field, relates in particular to locking vibrationproof lock and inspection panel.
Background technology
The current rail passenger vehicle comprises on some privileged sites at interior position of the vehicles such as subway train carriage, ground rail passenger vehicle the equipment such as electric in order to install between inspection and maintenance car body and the interior trim position, usually at check point inspection panel is set, as shown in Figure 1, one side of inspection panel 1 is connected with passenger vehicle inner trim panels 3 by folding 2, and another side makes inspection panel 1 and 3 lockings of passenger vehicle inner trim panels by drawing lock 4.Draw the structure of lock as shown in Figure 2, draw lock 4 one ends and be articulated on the passenger vehicle inner trim panels 3 by pin 41, the other end is fixedly connected with inspection panel 1 by screw 42.When opening inspection panel, the screw that needs to fix respectively each stroke lock is laid down with screwdriver, to draw lock rotates to inner trim panels again, when the shut down inspection door, will fix respectively again on the screw precession inspection panel of each stroke lock, so can waste the valuable repair time, two along with the train long-play, and screw locking can be become flexible because of vibration, causes drawing lock and opens; In addition, when inspection panel is positioned at the narrow space of car, can can't open inspection panel fully, affect maintenance personnel's normal operating, reduction maintenance personnel's operating efficiency, and then affect the normal operation of train.
The utility model content
The utility model provides a kind of locking vibrationproof lock and inspection panel, be used for overcoming defective of the prior art, possesses locking anti-vibration functions, realize easily, easily opening and closing, even if the place at narrow space still can be opened door fast, be convenient to the maintenance personnel and carry out the maintenance operation at narrow interior space.
The utility model provides a kind of locking vibrationproof lock, this lock is made of lock body, lock core, the rotating disk, at least one fore shaft piece and the lock unit suitable with described fore shaft number of blocks that are fixedly connected on the described lock core, and described lock unit is made of front bearing, rear support and dead bolt; Described lock body has a centre bore, and described lock core card is located in this centre bore, and an end that stretches out this centre bore is prism-shaped, and the other end connects rotating disk; Described front bearing and rear support all have a through hole, and described dead bolt is located in the through hole of front bearing and rear support; Have positioning boss on the described dead bolt, this positioning boss places between front bearing and the rear support, and is equipped with spring on the dead bolt between positioning boss and rear support, and described dead bolt front end cooperates with the fore shaft piece, and the rear end articulates by bearing pin and described rotating disk.
Wherein, have lozenges on the described fore shaft piece, the dead bolt front end cooperates with this lozenges.
Further, described positioning boss is made of the positioning sleeve that is set on the dead bolt, and described positioning sleeve is fixed on the described dead bolt by alignment pin.
Wherein, described dead bolt rear end is provided with slotted hole, and described bearing pin is located in this slotted hole.
Particularly, described rotating disk is rounded, the center of circle of this disk and the center superposition of described lock core.
The utility model also provides a kind of inspection panel, and this inspection panel is provided with lock, and described lock is above-mentioned locking vibrationproof lock, and lock body, front bearing and the rear support of described locking vibrationproof lock are separately fixed on the described inspection panel, and described fore shaft piece is fixed on the inner trim panels.
The locking vibrationproof lock that the utility model provides, during use, lock body, front bearing and rear support need to be separately fixed on the door, the fore shaft piece is fixed on the doorframe, and under the nature, dead bolt cooperates with lock catch block, use the prismatic end of key rotation lock core, rotation pulling dead bolt by rotating disk makes dead bolt front end release lock buccal mass, door can be opened, and this moment, spring was in compressive state; Loosening key, dead bolt under the effect of spring restoring force automatically with on the fore shaft piece cooperates door lock; The relative prior art screwdriver knockout screw of needn't at every turn unblanking all to use, and compressive state that can be by adjusting spring has locking antihunt action so that dead bolt keeps cooperating with the fore shaft piece all the time.Inspection panel need to cooperate folding to use when using the locking vibrationproof lock with a lock unit, and the rear inspection panel of unblanking rotates around folding; When inspection panel uses the locking vibrationproof lock with two above lock units, needn't use folding, can directly inspection panel be taken off after unblanking, save the space of opening the door, be convenient to maintenance.
Description of drawings
Fig. 1 is the front view of prior art inspection panel lock construction;
Fig. 2 is along B-B to sectional view among Fig. 1;
The front view of the inspection panel that Fig. 3 provides for embodiment;
Fig. 4 is the partial enlarged drawing of locking vibrationproof lock among Fig. 3;
Fig. 5 is along A-A to sectional view among Fig. 3;
Fig. 6 be among Fig. 4 lock body and lock core K to structural representation.
The specific embodiment
Shown in Fig. 2-6, the utility model provides a kind of locking vibrationproof lock, this lock is made of lock body 5, lock core 6, the rotating disk 7, at least one fore shaft piece 8 and the lock unit 9 suitable with the fore shaft number of blocks that are fixedly connected on the lock core 6, and lock unit 9 is made of front bearing 91, rear support 92 and dead bolt 93; Lock body 5 has a centre bore 51, and lock core 6 is fastened in this centre bore 51, and an end that stretches out this centre bore 51 is prism-shaped 61, and the other end connects rotating disk 7; Front bearing 91 and rear support 92 all have a through hole 90, and dead bolt 93 is located in the through hole 90 of front bearing 91 and rear support 92; Has positioning boss 94 on the dead bolt 93, this positioning boss 94 places between front bearing 91 and the rear support 92, and be equipped with spring 95 on the dead bolt 93 between positioning boss 94 and rear support 93, dead bolt 93 front ends cooperate with fore shaft piece 8, and the rear end articulates by bearing pin 96 and rotating disk 7.
The locking vibrationproof lock that the utility model provides, during use, need to be with lock body 5, front bearing 91 and rear support 92 are separately fixed on the door, specifically can establish external screw thread at lock body 5, lock body 5 is located in beats in advance on inspection panel 1 in the hole, and an end that makes lock body 5 have outer 52 is positioned at the inspection panel outside, be fixed on the inspection panel 1 by wear nut 53 at lock body 5, by screw 99 fore shaft piece 8 two ends are fixed on the inner trim panels 3, respectively front bearing 91 and rear support 92 are separately fixed at inspection panel 1 inboard by screw 99, under the nature, dead bolt 93 cooperates with lock catch block 8, uses key rotation lock core 6 prismatic ends, and the rotation pulling dead bolt 93 by rotating disk 7 makes dead bolt 93 front end release lock buccal mass 8, inspection panel 1 can be opened, this moment, spring 95 was in compressive state; Loosening key, dead bolt 93 cooperate with fore shaft piece 8 under spring 95 restoring force effects automatically locks inspection panel; The relative prior art screwdriver knockout screw of needn't at every turn unblanking all to use, and compressive state that can be by adjusting spring has locking antihunt action so that dead bolt keeps cooperating with the fore shaft piece all the time.Inspection panel need to cooperate folding to use when using the locking vibrationproof lock with a lock unit, and the rear inspection panel of unblanking rotates around folding; When inspection panel uses the locking vibrationproof lock with two above lock units, needn't use folding, can directly inspection panel be taken off after unblanking, the saving space of opening the door, even if the place at narrow space still can be opened door fast, be convenient to the maintenance personnel and carry out the maintenance operation at narrow interior space.
In order further to strengthen anti-loosening effect, have lozenges 81 at fore shaft piece 8, dead bolt front end and this lozenges 81 with cooperate.Dead bolt 93 promotes its front end and this lozenges 81 and cooperates under the effect of spring 95, have looseningly between gap or dead bolt and the fore shaft piece even exist between inspection panel and the inner trim panels, and the dead bolt front end also can contact cooperation with lozenges 81 all the time.
Positioning boss 94 is made of the positioning sleeve that is set on the dead bolt 93, and positioning sleeve is fixed on the dead bolt 93 by alignment pin 97.Can adjust according to the actual installation position like this amount of contraction of spring, so that dead bolt and fore shaft piece reach the best fit state.
In order to increase the flexible action of dead bolt, dead bolt 93 rear ends are provided with slotted hole 98, and bearing pin is located in this slotted hole.Rotating disk rotates lock core, and the movement locus of bearing pin is the circular arc of disk center of rotating, and has both had horizontal movement, there is again vertical displacement, and dead bolt only can move horizontally in through hole, and this slotted hole makes bearing pin produce displacement at vertical direction with rotating disk, has increased the flexibility of dead bolt action.
Rotating disk is rounded, the center of circle of this disk and the center superposition of lock core.Because the rotary motion trace of rotating disk is circle take the lock core center as the center of circle, therefore adopt round turntable the most economical with materials and conserve space.
The utility model also provides a kind of inspection panel, and this inspection panel is provided with lock, locks the locking vibrationproof lock for any embodiment, and lock body, front bearing and the rear support of locking vibrationproof lock are separately fixed on the inspection panel, and the fore shaft piece is fixed on the inner trim panels.
It should be noted that at last: above each embodiment is not intended to limit only in order to technical scheme of the present invention to be described; Although with reference to aforementioned each embodiment the present invention is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment puts down in writing, and perhaps some or all of technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the scope of various embodiments of the present invention technical scheme.

Claims (6)

1. a locking vibrationproof is locked, it is characterized in that, this lock is made of lock body, lock core, the rotating disk, at least one fore shaft piece and the lock unit suitable with described fore shaft number of blocks that are fixedly connected on the described lock core, and described lock unit is made of front bearing, rear support and dead bolt; Described lock body has a centre bore, and described lock core card is located in this centre bore, and an end that stretches out this centre bore is prism-shaped, and the other end connects rotating disk; Described front bearing and rear support all have a through hole, and described dead bolt is located in the through hole of front bearing and rear support; Have positioning boss on the described dead bolt, this positioning boss places between front bearing and the rear support, and is equipped with spring on the dead bolt between positioning boss and rear support, and described dead bolt front end cooperates with the fore shaft piece, and the rear end articulates by bearing pin and described rotating disk.
2. locking vibrationproof lock according to claim 1 is characterized in that having lozenges on the described fore shaft piece, and the dead bolt front end cooperates with this lozenges.
3. locking vibrationproof lock according to claim 1 is characterized in that, described positioning boss is made of the positioning sleeve that is set on the dead bolt, and described positioning sleeve is fixed on the described dead bolt by alignment pin.
4. locking vibrationproof lock according to claim 1 is characterized in that, described dead bolt rear end is provided with slotted hole, and described bearing pin is located in this slotted hole.
5. arbitrary described locking vibrationproof lock is characterized in that according to claim 1-4, and described rotating disk is rounded, the center of circle of this disk and the center superposition of described lock core.
6. inspection panel, this inspection panel is provided with lock, it is characterized in that, described lock is the arbitrary described locking vibrationproof lock of claim 1-5, lock body, front bearing and the rear support of described locking vibrationproof lock are separately fixed on the described inspection panel, and described fore shaft piece is fixed on the inner trim panels.
CN201220418877.9U 2012-08-22 2012-08-22 Anti-loose and anti-vibration lock and inspection door Expired - Lifetime CN202767671U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201220418877.9U CN202767671U (en) 2012-08-22 2012-08-22 Anti-loose and anti-vibration lock and inspection door

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201220418877.9U CN202767671U (en) 2012-08-22 2012-08-22 Anti-loose and anti-vibration lock and inspection door

Publications (1)

Publication Number Publication Date
CN202767671U true CN202767671U (en) 2013-03-06

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ID=47774254

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201220418877.9U Expired - Lifetime CN202767671U (en) 2012-08-22 2012-08-22 Anti-loose and anti-vibration lock and inspection door

Country Status (1)

Country Link
CN (1) CN202767671U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103434520A (en) * 2013-08-23 2013-12-11 长春轨道客车股份有限公司 Glass access valve system for commuter train vehicles

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103434520A (en) * 2013-08-23 2013-12-11 长春轨道客车股份有限公司 Glass access valve system for commuter train vehicles

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C56 Change in the name or address of the patentee
CP01 Change in the name or title of a patent holder

Address after: 063035 Hebei province Fengrun District Tangshan City Road No. 3 factory

Patentee after: CRRC TANGSHAN Co.,Ltd.

Address before: 063035 Hebei province Fengrun District Tangshan City Road No. 3 factory

Patentee before: TANGSHAN RAILWAY VEHICLE Co.,Ltd.

CX01 Expiry of patent term
CX01 Expiry of patent term

Granted publication date: 20130306