CN216866325U - Special rotating lock for pickup truck door - Google Patents

Abstract

The utility model discloses a special rotary lock for a pickup car door, which comprises a handle, a lock cylinder, a lock tongue, a lock shell and a lock rod, wherein the handle is rotatably arranged on the lock shell and forms an inner cavity with the lock shell; the lock rod is provided with a lock part and a square rod, the lock part is arranged in the inner cavity, and the square rod extends out of the lock shell; the inner wall of the lock shell is provided with at least two clamping positions; the lock bolt is arranged in the lock part and can extend out of or retract into the lock part in a sliding mode, the lock core is rotationally arranged in the lock part, the output end of the lock core can drive the lock bolt to move, the lock bolt extends out to be clamped with the clamping position to lock the lock rod, or the lock bolt retracts to be separated from the clamping position to release the lock of the lock rod. The special rotating lock for the pickup truck door has the advantages of being capable of being locked in a two-way mode and improving operation convenience.

Description

Special rotating lock for pickup truck door

Technical Field

The utility model relates to a security lock, in particular to a special rotating lock for a pickup car door.

Background

The existing pickup truck door is generally provided with a rotary lock, the rotary lock is controlled to be locked or unlocked through a handle, when a lock key is used for unlocking, the handle can be rotated clockwise to unlock the door, and when the door is locked, the handle needs to be rotated anticlockwise to lock the door. Therefore, the unlocking or locking of the existing door rotating lock of the pickup truck can only rotate along one direction, and a user cannot operate along the opposite direction, so that the user often operates twice to successfully lock or unlock if the first operation is performed along the opposite direction and needs to operate for the second time, and the operation is very inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a special rotary lock for a pickup truck door, which can be locked in two directions and improve the operation convenience.

In order to achieve the purpose, the special rotating lock for the pickup truck door comprises a handle, a lock cylinder, a lock tongue, a lock shell and a lock rod, wherein the handle is rotatably arranged on the lock shell and forms an inner cavity with the lock shell, and the handle is connected with the lock rod and can drive the lock rod to rotate; the lock rod is provided with a lock part and a square rod, the lock part is arranged in the inner cavity, and the square rod extends out of the lock shell; the inner wall of the lock shell is provided with at least two clamping positions; the lock bolt is arranged in the lock part and can extend out of or retract into the lock part in a sliding mode, the lock core is rotationally arranged in the lock part, the output end of the lock core can drive the lock bolt to move, the lock bolt extends out to be clamped with the clamping position to lock the lock rod, or the lock bolt retracts to be separated from the clamping position to release the lock of the lock rod.

Compared with the prior art, the lock rod is rotationally arranged in the inner cavity, the handle is connected with the lock rod, the lock tongue is slidably arranged in the lock part, and at least two clamping positions are arranged on the inner wall of the lock shell, so that when the lock rod drives the lock tongue to rotate to one of the clamping positions, the lock tongue can be clamped with the clamping position, the lock rod and the handle are locked, and when the lock tongue exits from one of the clamping positions and rotates to the other clamping position in the opposite direction, the lock tongue can be clamped with the clamping position, and the lock rod and the handle can be locked; therefore, the utility model can achieve the aim of locking no matter which direction the user drives the handle to rotate, realizes bidirectional locking, improves the convenience of operation and is suitable for the door of the pickup car door.

Preferably, a protruding part is arranged on the outer side of the lock part, and the handle is sleeved outside the lock part and is clamped with the protruding part. Through the clamping of the protruding part and the handle, the handle can drive the lock rod to rotate when rotating, and the purpose of synchronous rotation is achieved.

Preferably, the lock cylinder is provided with a first limiting groove, the inner wall of the lock part is provided with a first limiting part, and the first limiting part is inserted into the first limiting groove to limit the rotation angle of the lock cylinder. By means of the matching of the first limiting part and the first limiting groove, the lock cylinder can be prevented from excessively rotating, and the accuracy of the rotating angle of the lock cylinder can be guaranteed, so that the lock bolt is accurately driven to align to the clamping position, and the unlocking accuracy is improved.

Preferably, the output end of the lock cylinder is provided with an eccentric shaft, the lock tongue is provided with a driving groove, and the eccentric shaft is movably arranged in the driving groove. Through the matching of the eccentric shaft and the driving groove, the torque output by the lock cylinder can be converted into horizontal thrust, so that the lock tongue is pushed to slide, and the lock tongue slides in the lock part.

Preferably, one end of the lock tongue, which is far away from the clamping position, is provided with a guide rod, the inner wall of the lock part is provided with a guide hole, and the guide rod is slidably arranged in the guide hole. Through setting up guide bar and guiding hole for the spring bolt slides more steadily, and the accurate alignment the block position.

Preferably, the engaging portions are spaced apart around a central axis of the inner cavity.

Preferably, the inner wall of the lock case is provided with a second limiting groove, the outer side of the lock portion is convexly provided with a second limiting member, and the second limiting member extends into the second limiting groove to limit the rotation angle of the lock portion. Through setting up second spacing groove and second locating part, when the second locating part slides when the one end of second spacing groove, can make the spring bolt aim at one of them block position, when the second locating part slides when the other end of second spacing groove, can make the spring bolt aim at another block position, consequently, second spacing groove and second locating part can make the spring bolt with the block position can accurate counterpoint to improve the accuracy of locking.

Preferably, the lock further comprises a dustproof sheet arranged at the key hole of the lock cylinder so as to close the key hole when the key is pulled out. The dustproof sheet can prevent dust or sundries from entering the key hole to block the key hole, effectively protects the lock cylinder and prolongs the service life.

Particularly, the dustproof sheet further comprises an elastic resetting piece so as to provide elastic force for resetting the dustproof sheet. Utilize elasticity resets the piece and can make dustproof piece self-sealing the key hole to after guaranteeing that the key extracts the lock core, dustproof piece can immediately be closed the key hole improves the convenience of using, and the life of extension lock core.

Preferably, a sealing ring is arranged between the lock part and the lock shell. The sealing ring can prevent substances such as water and lubricating oil from entering the interior of the vehicle door from the lock shell, and the structure of the interior of the vehicle door is effectively protected.

Drawings

Fig. 1 is a perspective view of the special rotary lock for the pickup truck door of the present invention.

Fig. 2 is an exploded view of the pickup truck door specific rotation lock of the present invention.

Fig. 3 is a block diagram of the latch bolt of the special rotary lock for pickup truck doors of the present invention.

Fig. 4 is a structural view of a lock case of the turning lock for the door of the pickup truck according to the present invention.

Fig. 5 is a top view of the lock housing of the pick-up truck door specific twist lock of the present invention.

Fig. 6 is a top view of the pickup truck door specific rotation lock of the present invention.

Fig. 7 is a side view of the pickup truck door specific rotating latch of the present invention.

Fig. 8 is a sectional view taken along the line a-a in fig. 6.

Fig. 9 is a cross-sectional view taken along the line B-B in fig. 6.

Fig. 10 is a cross-sectional view taken along the line C-C in fig. 7.

Fig. 11 is a state diagram of the pickup truck door specific roll latch of fig. 7 unlocked.

Detailed Description

In order to explain technical contents, structural features, and effects achieved by the present invention in detail, the following detailed description is given with reference to the embodiments and the accompanying drawings.

As shown in fig. 1, 2, 6 to 10, the rotary lock 100 for pickup truck doors of the present invention includes a handle 1, a lock cylinder 2, a latch 3, a lock housing 4 and a lock rod 5, wherein the handle 1 has a cross section of a T-shaped structure, a middle portion of the handle is a hollow cylindrical structure, and the cylindrical structure of the handle 1 is rotatably disposed on the lock housing 4 and forms an inner cavity 101 with the lock housing 4. The handle 1 is connected with the lock rod 5 and can drive the lock rod 5 to rotate. The lock rod 5 is provided with a lock part 51 and a square rod 52, the lock part 51 is in a cylindrical structure, the lock part 51 is arranged in the inner cavity 101, and the square rod 52 extends out of the lock shell 4. The inner wall of the lock shell 4 is provided with at least two clamping positions 41; the engagement sites 41 are spaced around the central axis of the cavity 101. The lock tongue 3 is arranged in the lock part 51 and can extend out of or retract into the lock part 51 in a sliding manner, the lock cylinder 2 is of a cylindrical structure, the lock cylinder 2 is rotatably and concentrically arranged in the lock part 51, and a key hole of the lock cylinder 2 is exposed out of the handle 1 for inserting a key 200; the output end of the lock cylinder 2 can drive the lock tongue 3 to move, so that the lock tongue 3 extends out of the lock part 51 to be clamped with the clamping position 41 to lock the lock rod 5, or the lock tongue 3 retracts into the lock part 51 to be separated from the clamping position 41 to unlock the lock rod 5. Specifically, the following:

referring to fig. 2 and 10, a protrusion 51a is disposed on an outer side of the lock portion 51, and the handle 1 is sleeved outside the lock portion 51 and engaged with the protrusion 51 a. The protruding part 51a is engaged with the handle 1, so that the handle 1 can drive the lock rod 5 to rotate when rotating, and the purpose of synchronous rotation is achieved.

Referring to fig. 8 to 10, an output end of the key cylinder 2 is provided with an eccentric shaft 21, the latch bolt 3 is provided with a driving slot 31, the eccentric shaft 21 is movably disposed in the driving slot 31, and an extending direction of the driving slot 31 intersects with a sliding direction of the latch bolt 3. Through the matching of the eccentric shaft 21 and the driving groove 31, the torque output by the lock cylinder 2 can be converted into horizontal thrust, and further the lock tongue 3 is pushed to slide, so that the lock tongue 3 slides in the lock part 51.

As shown in fig. 3 and 10, a guide rod 32 is provided at an end of the latch 3 away from the engagement site 41, a guide hole 51b is provided in an inner wall of the lock portion 51, and the guide rod 32 is slidably provided in the guide hole 51 b. By providing the guide rod 32 and the guide hole 51b, the latch 3 slides more smoothly and is aligned with the engaging position 41 accurately.

Referring to fig. 2 and 8, the lock cylinder 2 is provided with a first limiting groove 22, the inner wall of the lock portion 51 is provided with a first limiting member 6, and the first limiting member 6 is inserted into the first limiting groove 22 to limit the rotation angle of the lock cylinder 2. In this embodiment, the first limiting groove 22 is disposed on the lower end side surface of the lock cylinder 2, the first limiting groove 22 is disposed around the central axis of the lock cylinder 2, the central angle of the first limiting groove 22 is 180 degrees, and the first limiting member 6 is inserted into one end of the first limiting groove 22 and is in the shape of an arc, and the central angle is 90 degrees, so that when the first limiting member 6 slides from one end of the first limiting groove 22 to the other end, the rotation angle of the lock cylinder 2 is 90 degrees. Namely, after the lock cylinder 2 rotates 90 degrees, the eccentric shaft 21 drives the bolt 3 to extend out of the lock case 4, and after the lock cylinder 2 rotates 90 degrees reversely, the eccentric shaft 21 drives the bolt 3 to retract into the lock case 4. By utilizing the matching of the first limiting part 6 and the first limiting groove 22, the lock cylinder 2 can be prevented from excessively rotating, and the accuracy of the rotation angle of the lock cylinder 2 can be ensured, so that the lock tongue 3 is accurately driven to align to the clamping position 41, and the unlocking accuracy is improved.

As shown in fig. 4, 5, 10 and 11, a second limit groove 42 circumferentially disposed around a central axis of the lock case 4 is provided on an inner wall of the lock case 4, a second limit member 51a is provided to protrude outside the lock portion 51, and the second limit member 51a extends into the second limit groove 42 to limit a rotation angle of the lock portion 51. In this embodiment, the central angle of the second limiting groove 42 is 90 degrees, and the included angle between the engaging positions 41 is 90 degrees. One end of the second limiting groove 42 is opposite to the side wall of the lock case 4, and is provided with one of the engaging positions 41, and the other end of the second limiting groove 42 is opposite to the side wall of the lock case 4, and is provided with the other engaging position 41. By providing the second limiting groove 42 and the second limiting member 51a, when the second limiting member 51a slides to one end of the second limiting groove 42, the lock tongue 3 can be aligned with one of the engaging positions 41, and when the second limiting member 51a slides to the other end of the second limiting groove 42, the lock tongue 3 can be aligned with the other engaging position 41, so that the lock tongue 3 and the engaging position 41 can be accurately aligned by the second limiting groove 42 and the second limiting member 51a, and the locking accuracy is improved.

Referring to fig. 8, the rotating lock 100 for pickup doors further includes a dust-proof plate 7 and an elastic restoring member 8, wherein the dust-proof plate 7 is disposed at a keyhole of the key cylinder 2 to close the keyhole when the key 200 is removed. The dust-proof sheet 7 can prevent dust or sundries from entering the key hole to block the key hole, effectively protects the lock cylinder 2 and prolongs the service life. The elastic reset piece 8 is a torsion spring which can provide an elastic force for resetting the dust-proof piece 7. Utilize elasticity piece 8 that resets can make dustproof sheet 7 self-sealing the key hole to guarantee that after the key pulled out lock core 2, dustproof sheet 7 can immediately be closed the key hole improves the convenience of using, and prolongs the life of lock core 2.

Referring to fig. 8, a sealing ring 9 is disposed between the lock part 51 and the lock housing 4. The sealing ring 9 can prevent substances such as water and lubricating oil from entering the inside of the vehicle door from the lock shell 4, and the structure inside the vehicle door is effectively protected.

In combination with the above description and with reference to fig. 10 and 11, the following description is provided for the operation of the special rotary lock 100 for pickup truck doors, as follows:

when the automobile door is locked, the handle 1 is rotated clockwise or anticlockwise, so that the handle 1 drives the lock part 51, the lock part 51 drives the square rod 52 to rotate, and the square rod 52 can drive the automobile door to be locked. At this time, the second limiting member 51a slides to one end of the first limiting groove 22, and at the same time, the lock portion 51 drives the lock cylinder 2 and the lock tongue 3 to rotate, so that one end of the lock tongue 3 directly faces one of the engaging positions 41. At this time, the key 200 inserted into the key cylinder 2 is turned, the key 200 drives the key cylinder 2 to rotate counterclockwise, the eccentric shaft 21 of the key cylinder 2 drives the latch 3 to move, and the latch 3 extends out of the lock portion 51 and is engaged with the engaging portion 41. At this time, the lock part 51 cannot rotate relative to the lock case 4, that is, the handle 1 is fixed relative to the lock case 4, and the handle 1 can be locked.

When the vehicle door needs to be unlocked, a key 200 is inserted into a key hole, the key drives the lock cylinder 2 to rotate clockwise, the eccentric shaft 21 of the lock cylinder 2 drives the bolt 3 to move, the bolt 3 slides away from the clamping position 41 and retracts into the lock part 51, at this time, the lock part 51 and the handle 1 can release the lock relative to the lock case 4, the handle 1 is rotated to drive the lock part 51 and the square rod 52 to rotate, and the square rod 52 can drive the vehicle door to be unlocked.

Compared with the prior art, the lock rod 5 is rotationally arranged in the inner cavity 101, the handle 1 is connected with the lock rod 5, the bolt 3 is slidably arranged in the lock part 51, and at least two clamping positions 41 are arranged on the inner wall of the lock shell 4, so that when the lock rod 5 drives the bolt 3 to rotate to one of the clamping positions 41, the bolt can be clamped with the clamping position 41, the lock rod 5 and the handle 1 are locked, and when the bolt 3 exits from one of the clamping positions 41 and rotates to the other clamping position 41 in the opposite direction, the bolt can be clamped with the clamping position 41, and the lock rod 5 and the handle 1 can be locked; therefore, the utility model can achieve the purpose of locking no matter which direction the user drives the handle 1 to rotate, realizes bidirectional locking, improves the convenience of operation, and is suitable for the door of the pickup door.

The structure of the lock cylinder 2 involved in the turning lock 100 for pickup truck doors of the present invention is well known to those skilled in the art and will not be described in detail herein.

The above disclosure is only a preferred embodiment of the present invention, and certainly should not be taken as limiting the scope of the present invention, which is therefore intended to cover all equivalent changes and modifications within the scope of the present invention.

Claims (10)

1. The utility model provides a special rotation of pickup door is locked which characterized in that: the lock comprises a handle, a lock cylinder, a lock tongue, a lock shell and a lock rod, wherein the handle is rotatably arranged on the lock shell and forms an inner cavity with the lock shell, and the handle is connected with the lock rod and can drive the lock rod to rotate; the lock rod is provided with a lock part and a square rod, the lock part is arranged in the inner cavity, and the square rod extends out of the lock shell; the inner wall of the lock shell is provided with at least two clamping positions; the lock bolt is arranged in the lock part and can extend out of or retract into the lock part in a sliding mode, the lock core is rotationally arranged in the lock part, the output end of the lock core can drive the lock bolt to move, the lock bolt extends out to be clamped with the clamping position to lock the lock rod, or the lock bolt retracts to be separated from the clamping position to release the lock of the lock rod.

2. The pickup truck door specific rolling lock of claim 1, wherein: the outer side of the lock part is provided with a protruding part, and the handle is sleeved outside the lock part and is clamped with the protruding part.

3. The pickup truck door specific rolling lock of claim 1, wherein: the lock core is provided with a first limiting groove, the inner wall of the lock part is provided with a first limiting part, and the first limiting part is inserted into the first limiting groove to limit the rotation angle of the lock core.

4. The pickup truck door specific rolling lock of claim 1, wherein: the output end of the lock cylinder is provided with an eccentric shaft, the lock tongue is provided with a driving groove, and the eccentric shaft is movably arranged in the driving groove.

5. The pickup truck door specific rolling lock of claim 1, wherein: the spring bolt is far away from the one end of block position is equipped with the guide bar, the inner wall of lock portion is equipped with the guiding hole, the guide bar set up with sliding in the guiding hole.

6. The pickup truck door specific rolling lock of claim 1, wherein: the clamping parts are distributed at intervals around the central axis of the inner cavity.

7. The pickup truck door specific rolling lock of claim 1, wherein: the inner wall of the lock shell is provided with a second limiting groove, a second limiting piece is arranged on the outer side of the lock part in a protruding mode, and the second limiting piece extends into the second limiting groove to limit the rotation angle of the lock part.

8. The pickup truck door specific rolling lock of claim 1, wherein: the lock core is characterized by further comprising a dustproof sheet, wherein the dustproof sheet is arranged at the key hole of the lock core so as to close the key hole when a key is pulled out.

9. The pickup truck door specific rolling lock of claim 8, wherein: the dustproof sheet is characterized by also comprising an elastic resetting piece for providing an elastic force for resetting the dustproof sheet.

10. The pickup truck door specific twist lock of claim 1, wherein: and a sealing ring is arranged between the lock part and the lock shell.

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