CN206681497U - A kind of lock and the door latch structure with the lock - Google Patents

Abstract

The utility model discloses a kind of lock and with the lock door latch structure.Lock includes bearing pin, dead bolt, lock core, key, brim structure.Lock core is arranged in bearing pin, and dead bolt is fixed on lock core end face, and the keyhole for key insertion is opened up on dead bolt, and lock core is started by key to be gone to rotate relative to bearing pin.The axle center of dead bolt and the axle center arranged off-centre of lock core, dead bolt is located at bearing pin one end, and the profile of dead bolt is not more than the cross-sectional profiles of bearing pin.Brim structure is fixed on bearing pin opposite other end, and profile is more than the aperture of the pin-and-hole of the outer most edge coordinated with bearing pin.Lock core drives the dead bolt of arranged off-centre to misplace or reset with bearing pin by the startup of key, and when dead bolt and bearing pin misplace, brim structure and dead bolt are formed spacing a pair of the retaining structures in all pin-and-holes coordinated with bearing pin of bearing pin.Lock has the function of waterproof antirust concurrently, it is not necessary to installs the protection mechanisms such as lock box, and can simplify manufacture, reduces installation work-hour and improve production efficiency, and can reduce totle drilling cost.

Description

A kind of lock and the door latch structure with the lock

Technical field

A kind of lock and the door latch structure with the lock are the utility model is related to, more particularly to one kind is arranged on container The lock in the outdoor box room of formula and the door latch structure with the lock.

Background technology

Power industry has many power equipments to be all mounted in the outdoor box room of container-type at present, and box-type room is pacified Mounted in open air, generally in unattended state, therefore chamber door needs to set anti-theft lock device.

Outdoor case is typically all the scheme progress anti theft design using additional padlock at present, and the knot due to padlock in itself Structure complexity, its anti-corrosion and water resistance are poor, cause its service life very short.Therefore, some casing manufactories set for padlock Meter is mounted with lock box, to improve the protection effect of door latch structure.Secondly, some outdoor cabinet door locks select outdoor water-proof lockset, Its waterproof effect is well many compared with general padlock, but its price is general costly, does not possess cost advantage.Separately Outside, container-type outdoor box room angular pole lock handle matches somebody with somebody padlock scheme, and the design of its waterproof lock box is then more not easy, and effect is also more It is undesirable.

All it is padlock form generally in above-mentioned prior art, due to the architectural characteristic of padlock, its waterproof antirust Ability is weaker, therefore to improve the service life of lockset, then needs to design for lockset and protect locking box structure to be protected.The program In the presence of 5 points of deficiencies：First, lock box protection effect is unsatisfactory；Second, the installation procedure of lock box is relatively cumbersome, man-hour is expended； Third, it is the weak spot easily corroded that it, which installs screw connection point,；Fourth, it is in an closed position under lock box nature, Whether it is locking state that people can not be intuitively judged in lock box；Fifth, the material totle drilling cost such as lock and lock box is of a relatively high, if anti- It is rotten by material selection stainless steel, then cost can be higher.

Utility model content

In view of above deficiency, the utility model proposes a kind of lock and with the lock door latch structure, it has waterproof concurrently The function of antirust, it is not necessary to the protection mechanisms such as lock box are installed, and manufacture can be simplified, installation work-hour is reduced and improves production efficiency, And totle drilling cost can be reduced.

Solution of the present utility model is：A kind of lock, it includes bearing pin, dead bolt, lock core, key, brim structure；Lock Core is arranged in bearing pin, and dead bolt is fixed on the end face of lock core one end, and the keyhole for key insertion is opened up on dead bolt, and lock core passes through key Spoon, which starts, to be gone to rotate relative to bearing pin；The axle center of dead bolt and the axle center arranged off-centre of lock core, dead bolt are located at one end of bearing pin, and dead bolt Profile be not more than bearing pin cross-sectional profiles；Brim structure is fixed on the opposite other end of bearing pin, and the profile of brim structure More than the aperture of the pin-and-hole of the outer most edge coordinated with bearing pin；Lock core drives the dead bolt and bearing pin of arranged off-centre by the startup of key Dislocation resets, when dead bolt and bearing pin misplace, brim structure and dead bolt formed by bearing pin it is spacing coordinate with bearing pin it is all A pair of retaining structures in pin-and-hole.

As the further improvement of such scheme, the outer surface of whole lock sets one layer of anticorrosive coat.

As the further improvement of such scheme, dead bolt and cylinder design are structure as a whole.

The utility model also provides a kind of door latch structure, and it includes pressing plate, fastener, the lock for paying pressing plate and fastener lock； Pressing plate sets at least one pin-and-hole one, at least one pin-and-hole two of fastener setting, and pressing plate and fastener when lock pays state, pin-and-hole one It is substantially co-axial with pin-and-hole two and do not interfere；Lock be above-mentioned any lock, pressing plate and fastener when lock pays state, dead bolt and bearing pin Dislocation, brim structure and dead bolt are spacing in all pin-and-holes coordinated with bearing pin by bearing pin.

As the further improvement of such scheme, pressing plate is bending part, and one end is installation end, and opposite other end passes through curling Form pin-and-hole one.

Further, one end of pressing plate curling will increase the quantity of pin-and-hole one by opening up breach.

As the further improvement of such scheme, fastener is U-shaped, when fastener is arranged on door-plate OR gate frame, the U-shaped of fastener Opening forms pin-and-hole two towards door-plate OR gate frame, and with door-plate OR gate frame.

As the further improvement of such scheme, fastener sets multiple pin-and-holes two, all two coaxial settings of pin-and-hole.

Further, pressing plate sets multiple pin-and-holes one, all one coaxial settings of pin-and-hole.

Yet further, pressing plate and fastener are when lock pays state, pin-and-hole one and the interval of pin-and-hole two layout.

The beneficial effects of the utility model are：

1. for the organization plan compared with current technical scheme, structure is simpler, number of parts is less；

2. the organization plan need not protect box device, the installation procedure of protection box is eliminated, improves production efficiency；In addition It it also avoid the anti-corrosion damage layer of the correlated parts caused by installing protection box；

3. the lock waterproof antirust that the program is provided, without the position that can accumulate rainwater, therefore rust-proof effect is preferable；

4. the totle drilling cost of the pressing plate, lock and shank described in the program is compared with the pressing plate of existing scheme, lock, padlock and lock box The totle drilling cost (including material and production installation) of device is less expensive；

5. the program need not install lock box protection mechanism, therefore whether chamber door is that the state locked can open-and-shut be in Present operating personnel at the moment, prevent maloperation from causing the damage of door latch structure.

Brief description of the drawings

Fig. 1 is the dimensional structure diagram of the utility model door latch structure.

Fig. 2 is the dimensional structure diagram at another visual angle of door latch structure in Fig. 1.

Fig. 3 is the structural representation of the lock of door latch structure in Fig. 1.

Fig. 4 is the front view of lock in Fig. 3.

Fig. 5 is the dead bolt of lock and the structural representation of lock core in Fig. 4.

Fig. 6 is the state change map of lock in Fig. 3.

Fig. 7 is the application schematic diagram of door latch structure in Fig. 1, and it is unlocked pair of state.

Fig. 8 is the application schematic diagram of door latch structure in Fig. 1, and it pays state for lock.

Embodiment

In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining The utility model, it is not used to limit the utility model.

Also referring to Fig. 1 and Fig. 2, door latch structure of the present utility model includes pressing plate 1, fastener 2, by pressing plate 1 and fastener 2 The lock 3 that lock is paid.Pressing plate 1 sets at least one pin-and-hole 1, and fastener 2 sets at least one pin-and-hole 2 21, and pressing plate 1 and fastener 2 when lock pays state, and pin-and-hole 1 and pin-and-hole 2 21 are substantially co-axial and do not interfere.

In the present embodiment, pressing plate 1 sets two pin-and-holes 1, and fastener 2 sets a pin-and-hole 2 21, pressing plate 1 and fastener 2 When lock pays state, pin-and-hole 1 and pin-and-hole 2 21 are coaxial.Certainly, pressing plate 1 and fastener 2 are when lock pays state, the He of pin-and-hole 1 Both axis of pin-and-hole 2 21 allow deviation to a certain extent be present, as long as meeting the installation application of lock 3, general feelings Coaxial pin-and-hole will not interfere with condition, therefore, in actual applications, pin-and-hole 1 and 2 21 need of pin-and-hole are substantially co-axial.

Incorporated by reference to Fig. 3, Fig. 4, Fig. 5, lock 3 includes bearing pin 31, dead bolt 32, lock core 33, key 34, brim structure 311.Lock Core 33 is arranged in bearing pin 31, and dead bolt 32 is fixed on the end face of the one end of lock core 33, and the lock inserted for key 34 is opened up on dead bolt 32 Eye 35, lock core 33 is started by key 34 to be gone to rotate relative to bearing pin 31.Installation of the lock core 33 in bearing pin 31, and lock core 33 are logical Cross the startup of key 34 to go to rotate relative to bearing pin 31, this portion of techniques can use the technology of existing lockset, be not repeated herein.

The axle center of dead bolt 32 and the axle center arranged off-centre of lock core 33, dead bolt 32 are located at one end of bearing pin 31, and dead bolt 32 Profile is not more than the cross-sectional profiles of bearing pin 31.Brim structure 311 is fixed on the opposite other end of bearing pin 31, and brim structure 311 profile is more than the aperture of the pin-and-hole of the outer most edge coordinated with bearing pin 31.Lock core 33 is driven eccentric by the startup of key 34 The dead bolt 32 of arrangement misplaces (as shown in Figure 6) with bearing pin 31 or resets (as shown in Figure 3), when dead bolt 32 and bearing pin 31 misplace, Brim structure 311 and dead bolt 32 are formed spacing a pair of the retaining structures in all pin-and-holes coordinated with bearing pin 31 of bearing pin 31.

Incorporated by reference to Fig. 7 and Fig. 8, when lock pays state (as shown in Figure 8), dead bolt 32 is wrong with bearing pin 31 for pressing plate 1 and fastener 2 Position, brim structure 311 and dead bolt 32 are spacing in all pin-and-holes coordinated with bearing pin 31 by bearing pin 31.Lock core 33 passes through key 34 Startup, dead bolt 32 and bearing pin 31 can be resetted (as shown in Figure 7), bearing pin 31 can thus be removed from corresponding pin-and-hole From realizing the unblock of door latch structure.

Door latch structure of the present utility model is applied to casing clamshell doors, left single open-door or right single open-door.Firstly the need of one Pressing plate 1 is installed, the corresponding cooperation position installation lock pin of the OR gate frame of door-plate 4 (being directed to single open-door), which is buckled, in another side (buckles on side door plate 5 Part 2).Pressing plate 1 is provided with the pin-and-hole 1 of lock, tentatively the pin-and-hole 1 being arranged on pressing plate 1 is defined as into dynamic pin-and-hole.Peace Fastener 2 on the OR gate frame of another side door-plate 4 is with pin-and-hole structure such as pin-and-hole 2 21, and by the pin-and-hole 2 21 on fastener 2 It is defined as quiet pin-and-hole.The setting requirements of pressing plate 1 and fastener 2 move pin-and-hole under shutdown state and quiet pin-and-hole is coaxial, and must not interfere. The bearing pin 31 of lock 3 is inserted in dynamic and static pin-and-hole after door closes in place, and runs through these pin-and-holes, key 34 is then inserted into lock In keyhole 35 on tongue 32, start the rotation of dead bolt 33 by key 34, dead bolt 33 is misplaced with bearing pin 31, so as to pin bearing pin 31, prevent bearing pin 31 from extracting these pin-and-holes out.

Lock core 33 can have a style of one's own with dead bolt 32, be installed in bearing pin 31, and need to ensure that lock core 33 is connected with bearing pin 31 can By property.Lock core 33 need to match unique unlocking key 34, and the side of key 34 only matched can rotate lock core 33 and drive dead bolt 32. The size design of dead bolt 32 must assure that under unlocking condition the profile of dead bolt 32 must not exceed the cross-sectional profiles of bearing pin 31, Ensure that bearing pin 31 can smoothly be extracted out from pin-and-hole；The profile of dead bolt 32 should exceed the pin coordinated with bearing pin 31 under the state of latching The aperture of hole bottom, ensure that lock pin bearing pin 31 can not extract corresponding pin-and-hole out.

Pressing plate 1 can be installed on a side door plate edge by welding or other modes.In general steel board can be selected in its material Material is made, and dynamic pin-and-hole thereon can be rolled by pressing plate steel plate, or is welded using pipe-shaped parts with pressing plate, or using other Mode accomplishes that same structure type can be achieved.Above-mentioned fastener 2 can use welding or other mounting means to be installed on opposite side In general steel plate bending can be selected into c-type or U-shaped in door-plate edge OR gate frame edge, its material, and by its open side and door-plate or Door frame surface fitting installation, closes its pass, so as to form described quiet pin-and-hole.In the present embodiment, fastener 2 is U-shaped, button When part 2 is arranged on door-plate OR gate frame, the U-shaped opening of fastener 2 forms pin-and-hole two towards door-plate OR gate frame, and with door-plate OR gate frame 21 i.e. quiet pin-and-hole.Fastener 2 can also use pipe-shaped parts to make.After the installation of above-mentioned pressing plate 1 and fastener 2 with casing door-plate and doorframe Same preservative treatment is carried out, subsequent installation will not make its anti-corrosion function sustain damage, and the outer surface of preferably whole lock 3 is set One layer of anticorrosive coat.

Pressing plate 1 can be bending part, and one end is installation end, and opposite other end is by curling into pin-and-hole 1.Pressing plate 1 crimps One end also can by open up breach will increase pin-and-hole 1 quantity.In the present embodiment, it is guarantee bearing pin 31 and dynamic pin-and-hole Fit precision, dynamic pin-and-hole can be divided into two sections, make the position of quiet pin-and-hole under shutdown state between two sections of dynamic pin-and-holes.Due to Dynamic pin-and-hole is same part, and its two sections axiality and the precision in aperture are easier to ensure.And in order to easily ensure dynamic pin The cooperation of Kong Yujing pin-and-holes, relative it can be more than dynamic pin-and-hole aperture by what quiet pin-and-hole aperture was set.When at this moment using bearing pin 31 only Need to coordinate with dynamic pin-and-hole.

Similarly, quiet pin-and-hole can also be divided into two sections, and makes pin-and-hole between two sections of quiet pin-and-holes, bearing pin 31 only need to be with Quiet pin-and-hole coordinates.Dynamic pin-and-hole is segmented into N sections (N >=2), and corresponding quiet pin-and-hole is segmented into M sections (1≤M≤N-1)；Close Under door state, each section of quiet pin-and-hole vacant locations between each section of dynamic pin-and-hole respectively, and dynamic pin-and-hole Internal periphery should be included in it is quiet In the range of pin-and-hole Internal periphery；Vice versa it.Therefore, for the utility model in design, multiple pin-and-holes 2 21 can be set in fastener 2, All 2 21 coaxial settings of pin-and-hole；Pressing plate 1 may also set up multiple pin-and-holes 1, all one 11 coaxial settings of pin-and-hole；Pressing plate 1 and button For part 2 when lock pays state, pin-and-hole 1 and pin-and-hole 2 21 can also be spaced layout.

Shank 31 and lock core 33, the material selection stainless steel of dead bolt 32 or rust-preventing aluminum alloy etc. are not easy the material system of corrosion Make.Due to lock 3 in the operating condition, bearing pin 31 is opening down, without any groove position that can accumulate rainwater, therefore It is not easy rusting deteriorate it is bad.Bearing pin 31 can suitably increase surface anticorrosion treatment process if necessary, to increase its service life.

When lock 3 is locked, all dynamic pin-and-holes and quiet pin-and-hole need to be run through, and rotated using private key 34 in the lower end of bearing pin 31 Dead bolt 32 makes the locking or unlocking of bearing pin 31.Lock 3 need not block protection after installing, therefore operating personnel being capable of intuitive judgment lock Whether 3 latch.

In the present embodiment, pressing plate 1 and fastener 2 can be that steel plate makes.But no matter which kind of type this two kinds of parts use Material make, as long as forming the dynamic pin-and-hole of described mutual cooperation and quiet pin-and-hole, belong to scope of protection of the utility model.Pin The shank 31 of lock 3 and the cross section of brim structure 311 and dead bolt 32 can be circle.But no matter which kind of shape its section is Shape, as long as realizing same function according to combining form described in the utility model, belong to scope of protection of the utility model.Pressure Dynamic pin-and-hole on plate 1 is divided into two sections, and quiet pin-and-hole is one section.But no matter how dynamic pin-and-hole and quiet pin-and-hole are split and coordinated, Belong to scope of protection of the utility model.Dead bolt 32 and lock core 33 are integrated part.But whether both this designs integrally not It is core difference item of the present utility model.Lock core 33 is non-disconnectable after being installed in shank 31 to be removed.But whether lock core 33 may be used Dismounting is nor core of the present utility model distinguishes item.Lock core 33 must use special key 34 to rotate.But it is whether Lock core 33 could be rotated nor core of the present utility model distinguishes item by needing private key 34.Dead bolt 32 on lock core 33 rotates Angular range is not fixed.Therefore the anglec of rotation of dead bolt 32 and lock core 33 is distinguished nor core of the present utility model is distinguished .

Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model Protection domain within.

Claims (10)

1. a kind of lock, it includes bearing pin (31), dead bolt (32), lock core (33), key (34)；Lock core (33) is arranged on bearing pin (31) in, dead bolt (32) is fixed on the end face of lock core (33) one end, the keyhole for key (34) insertion is opened up on dead bolt (32) (35), lock core (33) is started by key (34) goes to rotate relative to bearing pin (31)；It is characterized in that：The axle center of dead bolt (32) and lock The axle center arranged off-centre of core (33), dead bolt (32) is located at one end of bearing pin (31), and the profile of dead bolt (32) is not more than bearing pin (31) cross-sectional profiles；Lock (3) also includes brim structure (311)；Brim structure (311) is fixed on the relative of bearing pin (31) The other end, and the profile of brim structure (311) is more than the aperture of the pin-and-hole of the outer most edge coordinated with bearing pin (31)；Lock core (33) is logical The startup for crossing key (34) drives dead bolt (32) and bearing pin (31) dislocation or the reset of arranged off-centre, in dead bolt (32) and bearing pin (31) when misplacing, brim structure (311) and dead bolt (32) formation are spacing in all pins coordinated with bearing pin (31) by bearing pin (31) A pair of retaining structures in hole.

2. lock as claimed in claim 1, it is characterised in that：The outer surface of whole lock (3) sets one layer of anticorrosive coat.

3. lock as claimed in claim 1, it is characterised in that：Dead bolt (32) and lock core (33) design are structure as a whole.

4. a kind of door latch structure, it includes pressing plate (1), fastener (2), the lock (3) for paying pressing plate (1) and fastener (2) lock；Pressing plate (1) at least one pin-and-hole one (11) is set, and fastener (2) sets at least one pin-and-hole two (21), and pressing plate (1) and fastener (2) exist When lock pays state, pin-and-hole one (11) and pin-and-hole two (21) are substantially co-axial and do not interfere；It is characterized in that：Lock (3) will for right Asking the lock described in any one in 1 to 3, pressing plate (1) and fastener (2), dead bolt (32) is wrong with bearing pin (31) when lock pays state Position, brim structure (311) and dead bolt (32) are spacing in all pin-and-holes coordinated with bearing pin (31) by bearing pin (31).

5. door latch structure as claimed in claim 4, it is characterised in that：Pressing plate (1) is bending part, and one end is installation end, relatively The other end is by curling into pin-and-hole one (11).

6. door latch structure as claimed in claim 5, it is characterised in that：One end of pressing plate (1) curling will be increased by opening up breach Add the quantity of pin-and-hole one (11).

7. door latch structure as claimed in claim 4, it is characterised in that：Fastener (2) is U-shaped, and fastener (2) is arranged on door-plate OR gate When on frame, the U-shaped opening of fastener (2) forms pin-and-hole two (21) towards door-plate OR gate frame, and with door-plate OR gate frame.

8. door latch structure as claimed in claim 4, it is characterised in that：Fastener (2) sets multiple pin-and-holes two (21), all pin-and-holes The coaxial setting in two (21).

9. door latch structure as claimed in claim 8, it is characterised in that：Pressing plate (1) sets multiple pin-and-holes one (11), all pin-and-holes The coaxial setting in one (11).

10. door latch structure as claimed in claim 9, it is characterised in that：Pressing plate (1) and fastener (2) are when lock pays state, pin-and-hole One (11) and pin-and-hole two (21) interval layout.