CN212130227U - Caravan lock - Google Patents

Abstract

The utility model discloses a caravan lock, which comprises a lock shell, a lock rotating shaft and a lock tongue, wherein the lock tongue is fixedly connected to one end of the lock rotating shaft, the other end of the lock rotating shaft is positioned in the lock shell, a cavity is arranged in the lock shell, an unlocking block is arranged in the cavity, a key block is arranged in the unlocking block, a key hole for inserting a key is arranged on the surface of the key block, and a locking structure is arranged in the unlocking block; when the lock is unlocked by the locking structure, the unlocking block is aligned with the internal pressure of the lock shell, and the key block automatically rotates to be locked. The two pins, the first spring and the lock shell are adopted to limit the locking block to rotate in a single direction, so that the door lock is locked. When the lock body is in an unlocking state and the unlocking block is pushed inwards, the locking block is changed from the original non-contact with a tip into the secondary contact, so that the locking block is forced to rotate, the locking state is rotated, the key rotates to rotate, a user only needs to pull away the key, the key does not need to be manually rotated, the step of rotating the key is omitted, and the lock is convenient to use.

Description

Caravan lock

Technical Field

The utility model belongs to the technical field of the tool to lock technique and specifically relates to a car as a house lock is related to.

Background

The motor home is also called as a home on wheels, has two functions of a house and a vehicle, but the motor home is also a vehicle, and is a movable vehicle type with essential basic facilities at home.

With the continuous improvement of the economic level of China, the use frequency of the caravan in China is higher and higher, the door lock of the automobile still adopts the driving mechanism of the existing house door lock, particularly adopts the connecting rod mechanism to drive the safety lock tongue, but the caravan is bumpy in the use process, the original connecting rod mechanism drives the safety lock tongue, the structure is not compact enough, and the door lock is easy to loosen, so that the door lock is not firm.

Aiming at the problems, the existing lockset adopts a single pin and a spring to lock a locking block, the locking effect is poor, the unlocking is realized through a key, the key rotates to drive the unlocking block to pop up, then a user rotates the unlocking block to open a door, if the lockset needs to be locked, the key is necessarily rotated back to the original position, and then the unlocking block is pressed down to be locked, so that the operation is troublesome.

Therefore, there is a need for a caravan lock that does not require a manual key to be turned during locking.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to not enough among the prior art, provide a car as a house lock, do not need manual rotation key, saved the step of rotating the key, it is comparatively convenient.

In order to solve the technical problem, the utility model discloses a following technical scheme can solve: a caravan lock comprises a lock shell, a lock rotating shaft and a lock tongue, wherein the lock tongue is fixedly connected to one end of the lock rotating shaft, the other end of the lock rotating shaft is located in the lock shell, a cavity is formed in the lock shell, an unlocking block is arranged in the cavity, a key block is arranged in the unlocking block, a key hole for inserting a key is formed in the surface of the key block, and a locking structure is arranged in the unlocking block; when the lock is unlocked by the locking structure, the unlocking block is aligned with the lock shell and pressed downwards, and the key block automatically rotates and locks.

Further optimize, the locking structure includes the rolling disc and is two pins of central symmetry, is connected with first spring between two tips, the one side that the rolling disc is close to the pin is equipped with the locking piece, forms the space of block locking piece between two pins, be connected with the second spring between unblock piece bottom and the lock casing, be connected with the third spring between unblock piece bottom and the lock pivot. The third spring is a connecting spring, and when the key rotates, the lock rotating shaft is driven to rotate to drive the lock tongue to unlock.

Further optimize, the tip includes the side piece, side piece medial surface fixedly connected with supports pole and long piece, the one end that the side piece was kept away from to the long piece still is equipped with the sloping, the inclined plane of sloping is used for the one end of contradicting the locking piece.

Further optimization, when the key rotates to unlock, the locking block and the pin are not in the same horizontal plane, and the unlocking block is ejected; the unlocking block is aligned with the internal pressure of the alignment lock shell, and the locking block forces the locking block to rotate under the action of the pin.

Further preferably, the first spring is connected between the two abutting rods.

Further optimization, the lock shell body is further sleeved with an installation plate, the installation plate is provided with a threaded column, and the outer surface of the lock shell body is provided with a threaded hole corresponding to the threaded column.

Further preferably, a groove is formed in one surface, far away from the pin, of the rotating disc, and a protruding block matched with the groove is arranged at the bottom of the key block.

The utility model discloses a concrete operating procedure as follows: under initial condition, the lock is in the locking state, and the both ends of locking piece are passed through the restriction of first spring and lock casing by two bits this moment, pin the locking piece. Insert the key this moment in the key hole in the key piece, then rotate 90 degrees towards a direction, the key rotates, through the key piece, the linkage structure of rolling disc drives the locking piece and rotates, make two tips no longer restrict the locking piece, thereby under the second spring action, the unlocking piece pops out, the lock is in the state of unblanking, along with popping out of unlocking piece, key piece and carousel also outside one section distance, the outside one section distance of carousel is also followed to the locking piece, the locking piece breaks away from the contact and is not at same horizontal plane with the tip, then the user can rotate the unlocking piece and open the door. At the moment, if the lock body needs to be closed again, the unlocking block is rotated to correspond to the lock shell, and the unlocking block is pushed inwards. When the unlocking block is pushed inwards, the locking block is changed from the original non-contact with the tip into the secondary contact, so that the locking block is forced to rotate to the locking state, the key rotates to rotate, and a user only needs to pull away the key. Therefore, the key does not need to be manually turned by a user, and the key is convenient to use.

The utility model has the advantages as follows: 1. the locking structure through spring, pin, locking piece replaces the link mechanism among the prior art, has more firm characteristics, uses and can not appear insecure phenomenon because of jolting of car as a house in the car as a house. 2. The two pins, the first spring and the lock shell are adopted to limit the locking block to rotate in a single direction, so that the door lock is locked. When the lock body is in an unlocking state and the unlocking block is pushed inwards, the locking block is changed from the original non-contact with a tip into the secondary contact, so that the locking block is forced to rotate, the locking state is rotated, the key rotates to rotate, a user only needs to pull away the key, the key does not need to be manually rotated, the step of rotating the key is omitted, and the lock is convenient to use. 3. The utility model discloses a two tips to and coupling spring between two tips, make the locking piece form the locking in accommodation space stable for two tips, the locking is balanced reliable, compares and adopts a tip and spring to carry out the locking among the prior art and has more stability.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be discussed below, it is obvious that the technical solutions described in conjunction with the drawings are only some embodiments of the present invention, and for those skilled in the art, other embodiments and drawings can be obtained according to the embodiments shown in the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a front view of the caravan lock of the present invention.

Fig. 2 is a schematic structural diagram of a top view of the present invention.

Fig. 3 is a schematic structural view of the present invention without a key block in a plan view.

Fig. 4 is a schematic diagram of the middle locking structure of the present invention.

Fig. 5 is a schematic structural view of the rotary disk of the present invention.

Fig. 6 is a schematic view of the two pins forming the receiving space in the present invention.

Fig. 7 is a schematic structural diagram of a key block of the present invention.

Fig. 8 is a schematic diagram of the specific connection position of the second spring and the third spring in the present invention.

Fig. 9 is a schematic structural diagram of the pin of the present invention.

In the figure: the lock comprises a lock shell 1, a lock rotating shaft 2, a bolt 3, an unlocking block 4, a key block 5, a rotating disc 6, a pin 7, a side block 701, a pushing rod 702, a long block 703, an inclined block 704, a first spring 8, a locking block 9, a second spring 10, a third spring 11, an installation plate 12, a threaded column 13, a groove 14 and a convex block 15.

Detailed Description

The technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments described in the present disclosure, all other embodiments obtained by a person skilled in the art without creative efforts are within the scope of the present disclosure.

The embodiment of the utility model provides a caravan lock, as shown in fig. 1 to 9, including lock housing 1, lock pivot 2, spring bolt 3 fixed connection is on one end of lock pivot 2, the other end of lock pivot 2 is located in lock housing 1, be equipped with the cavity in the lock housing 1, be equipped with unlocking block 4 in the cavity, be equipped with key piece 5 in unlocking block 4, the surface of key piece 5 is equipped with the key hole that supplies the key to insert, be equipped with the locking structure in unlocking block 4; when the lock structure opens the lock, the unlocking block 4 is aligned with the internal pressure of the lock shell 1, and the key block 5 automatically rotates to be locked.

The surface of the unlocking piece 4 is flush with the surface of the key piece 5, so that the key piece 5 can only be turned by inserting a key.

The locking structure includes rolling disc 6 and two pins 7 that are central symmetry, is connected with first spring 8 between two tips, the one side that rolling disc 6 is close to pin 7 is equipped with locking piece 9, forms the space of block locking piece 9 between two pins 7, be connected with second spring 10 between 4 bottoms of unlocking piece and the lock casing 1, be connected with third spring 11 between 4 bottoms of unlocking piece and the lock pivot 2.

The tip comprises a side block 701, a resisting rod 702 and a long block 703 are fixedly connected to the inner side surface of the side block 701, an inclined block 704 is further arranged at one end, far away from the side block 701, of the long block 703, and the inclined surface of the inclined block 704 is used for abutting against one end of a locking block 9.

When the key rotates to unlock, the locking block 9 and the pin 7 are not in the same horizontal plane, and the unlocking block 4 is ejected; the unlocking piece 4 is aligned with the internal pressure of the alignment lock housing 1, and the locking piece 9 is forced to rotate under the action of the pin 7.

The first spring 8 is connected between the two abutting rods 702.

Still the cover is equipped with mounting panel 12 outside the lock casing 1, be equipped with screw thread post 13 on the mounting panel 12, lock casing 1 surface is equipped with the screw hole corresponding with screw thread post 13. The threaded hole and the threaded column 13 both play an auxiliary role in mounting the caravan lock on the door plate.

A groove 14 is formed in one surface, away from the pin 7, of the rotating disc 6, and a protruding block 15 matched with the groove 14 is arranged at the bottom of the key block 5.

The utility model discloses a concrete operating procedure as follows: in the initial state, the lock is in a locking state, and at the moment, two ends of the locking block 9 are limited by two pins through the first spring 8 and the lock shell 1, so that the locking block 9 is locked. Insert the key this moment in the key hole in the key piece 5, then rotate 90 degrees towards a direction, the key rotates, through key piece 5, the linkage structure of rolling disc 6 drives locking piece 9 and rotates, make two bits no longer restrict locking piece 9, thereby under the effect of second spring 10, unlocking piece 4 pops out, the lock is in the state of unblanking, along with popping out of unlocking piece 4, key piece 5 and carousel also outwards a section distance, locking piece 9 is also following the outside a section distance of carousel, locking piece 9 breaks away from the contact and is not in same horizontal plane with the tip, then the user can rotate unlocking piece 4 and open the door. At this time, if the lock body needs to be closed again, the unlocking block 4 is rotated to correspond to the lock shell 1, and the unlocking block 4 is pushed inwards. When the unlocking block 4 is pushed inwards, the locking block 9 is changed from the original state that the locking block is not in the same horizontal plane and does not contact with the pin to the state that the locking block 9 contacts with the pin again and is in the same horizontal plane again, so that the locking block 9 is forced to rotate under the action of the two pins 7 to rotate to a locking state, the key rotates to rotate, and a user only needs to pull out the key. Therefore, the key does not need to be manually turned by a user, and the key is convenient to use.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive. The scope of the invention is indicated by the appended claims, rather than the foregoing description, and all changes that come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (7)

1. The utility model provides a car as a house lock, includes lock casing, lock pivot, the spring bolt, spring bolt fixed connection is served at one of lock pivot, the other end of lock pivot is located in the lock casing, its characterized in that: a cavity is arranged in the lock shell, an unlocking block is arranged in the cavity, a key block is arranged in the unlocking block, a key hole for inserting a key is formed in the surface of the key block, and a locking structure is arranged in the unlocking block; when the lock is unlocked by the locking structure, the unlocking block is aligned with the internal pressure of the lock shell, and the key block automatically rotates to be locked.

2. The caravan lock according to claim 1, wherein: the locking structure comprises a rotating disc and two pins which are centrosymmetric, a first spring is connected between the two pins, a locking block is arranged on one surface of the rotating disc, which is close to the pins, a space for clamping the locking block is formed between the two pins, a second spring is connected between the bottom of the unlocking block and the lock shell, and a third spring is connected between the bottom of the unlocking block and the lock rotating shaft.

3. The caravan lock according to claim 2, wherein: the tip includes the side piece, side piece medial surface fixedly connected with supports pole and long piece, the long piece is kept away from the one end of side piece and is still equipped with the sloping, the inclined plane of sloping is used for the one end of contradicting the locking piece.

4. The caravan lock according to claim 2, wherein: when the key rotates to unlock, the locking block and the pin are not on the same horizontal plane, and the unlocking block is ejected out; the unlocking block is aligned with the internal pressure of the alignment lock shell, and the locking block forces the locking block to rotate under the action of the pin.

5. The caravan lock according to claim 3, wherein: the first spring is connected between the two abutting rods.

6. The caravan lock according to claim 1, wherein: the lock shell is also sleeved with an installation plate, a threaded column is arranged on the installation plate, and a threaded hole corresponding to the threaded column is formed in the outer surface of the lock shell.

7. The caravan lock according to claim 2, wherein: a groove is formed in one side, far away from the pin, of the rotating disc, and a protruding block matched with the groove is arranged at the bottom of the key block.

Images