CN113374362A

CN113374362A - Van and special compartment box lock

Info

Publication number: CN113374362A
Application number: CN202110839225.6A
Authority: CN
Inventors: 褚克杰; 刘国准; 赵克睿; 段慧禹
Original assignee: Lambo Kunshan Transportation Equipment Manufacturing Co ltd
Current assignee: Lambo Kunshan Transportation Equipment Manufacturing Co ltd
Priority date: 2021-07-23
Filing date: 2021-07-23
Publication date: 2021-09-10

Abstract

The invention belongs to the technical field of van vehicles and special van bodies, and discloses a lock for a van vehicle and a special van body box, which comprises a lock seat, a lock head and a lock box, wherein the lock seat comprises a body, a positioning block and a lock groove, the body is fixedly arranged on the outer surface of the van vehicle or the special van body, the first end of the lock head is a locking part, and the second end of the lock head is a connecting part which is connected with the lock rod; one side of the locking part is a conical head, the other side of the locking part is provided with a groove, the conical head is arranged in the locking groove in a penetrating mode in a locking state, and the groove is clamped with the positioning block; the lock box is fixed on a van door of the van or the special van body, the lock rod penetrates through the lock box, and the lock box realizes unlocking or locking between the lock head and the lock seat by controlling the rotation of the lock rod. The invention can effectively reduce the resistance when opening and closing the door or opening and closing the lock by matching the matching structure and the shape between the lock seat and the lock head, is convenient to use and operate, solves the problem that the box lock is difficult to open and close the door, has neat appearance, and realizes the aim of reducing the weight of the van and the special van body.

Description

Van and special compartment box lock

Technical Field

The invention relates to the technical field of van vehicles or special van bodies, in particular to a box lock for a van vehicle and a special van body.

Background

Van cars or special carriages are mainly used in the transportation industry and mainly focus on the aspects of sea transportation and road transportation. The rotary lock device for fixing the van or the special van body is required to be arranged on the vehicle which is used for transporting the van or the special van body. The sea transportation aspect is mainly an old cast door lock, and the switch is inconvenient and heavier; the door lock for the carriage is mainly a stainless steel door lock in the aspect of road transportation, but the existing door lock for the carriage is difficult to open and close due to a lock box and a lock head structure, and is inconvenient to use and operate, so that potential safety hazards are caused.

Disclosure of Invention

The invention aims to provide a box lock for a van vehicle and a special van body, and aims to solve the problems of high resistance and inconvenient operation of the existing box lock for the van vehicle or the special van body.

In order to achieve the purpose, the invention adopts the following technical scheme:

the invention provides a van and a special van box lock, comprising:

the lock seat comprises a body, a positioning block and a lock groove, the body is fixedly arranged on the outer surface of a van or a special van body, the positioning block and the lock groove are arranged on the body at intervals, and the positioning block is arranged on the opening side of the lock groove;

the first end of the lock head is a locking part which is matched with the lock seat to unlock or lock, the second end of the lock head is a connecting part, and the connecting part is connected with the lock rod; one side of the locking part is a conical head, the other side of the locking part is provided with a groove, the conical head is arranged in the locking groove in a penetrating mode in a locking state, and the groove is clamped with the positioning block;

the lock box is fixed on a compartment door of the van or the special compartment body, the lock rod penetrates through the lock box, and the lock box realizes unlocking or locking between the lock head and the lock seat by controlling the rotation of the lock rod.

Optionally, the box lock for the van and the special van further comprises a plurality of brackets, the brackets are arranged at intervals along the long axis direction of the lock rod and connected to the van door of the van or the special van, and the lock rod is arranged in the brackets in a penetrating manner to limit the position.

Optionally, a washer is provided between the locking bar and the bracket.

Optionally, the lock box includes base, handle and apron, the base is fixed on the railway carriage or compartment door of the special carriage or compartment body, the one end of base is equipped with the sleeve pipe, the locking lever wears to establish in the sleeve pipe, the apron with the sleeve pipe rotate to be connected and with locking lever fixed connection, the handle rotates to be connected the apron, works as the handle drives the apron for when the base rotates, the apron drives the locking lever rotates in order to unblank or the closure.

Optionally, a first elastic element is arranged between the handle and the cover plate.

Optionally, a plastic-coated holding part is arranged on the handle.

Optionally, a second elastic element is arranged between the cover plate and the base.

Optionally, the number of the second elastic members is at least two, the at least two second elastic members are arranged at intervals, and two ends of each second elastic member are respectively and fixedly connected with the cover plate and the base.

Optionally, the first elastic member is a plate spring.

Optionally, the second elastic member is a tension spring.

The invention has the beneficial effects that:

the invention relates to a van and a special van box lock, which can effectively reduce the resistance when opening and closing a door or opening and closing the lock by matching the matching structure and the shape between a lock seat and a lock head, and solve the problem that the opening and closing of the box lock are laborious. The lock box controls the rotation of the lock rod, so as to drive the lock head to rotate relative to the lock seat, and the door opening and closing operation can be realized while the lock box rotates, the door opening and closing is convenient, the resistance is obviously reduced, the number of accessories is small, the use and the operation are convenient, and the purpose of reducing the weight of the lock of the van vehicle and the special van body box is realized.

Drawings

Fig. 1 is a schematic view of the overall arrangement of a van and a special van box lock according to the present invention;

fig. 2 is a schematic structural view of a lock seat of a van and a special van box lock of the invention;

fig. 3 is a schematic structural diagram of a lock head of a van and a special van box lock of the invention;

fig. 4 is a matching schematic view of a lock seat and a lock head of the van and the special van box lock of the invention;

fig. 5 is a schematic structural diagram of a lock box of the van and the special van box lock of the invention;

fig. 6 is a schematic view of the lock box of the lock for the van vehicle and the special van box of the invention in an unfolded state.

In the figure:

1. a lock seat; 11. a body; 12. positioning blocks; 13. locking the groove; 2. a lock head; 21. a conical head; 22. a groove; 3. a lock case; 31. a base; 311. a sleeve; 32. a handle; 321. a rotating shaft; 322. a plastic-coated holding part; 33. a cover plate; 34. a first elastic member; 35. a second elastic member; 4. a lock lever; 5. a bracket.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood as appropriate by those of ordinary skill in the art.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used based on the orientations and positional relationships shown in the drawings only for convenience of description and simplification of operation, and do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning. The term "plurality" is to be understood as more than two.

The embodiment of the invention provides a box lock for a van vehicle and a special van body, and aims to solve the problems of high resistance and inconvenience in operation of a box lock for the existing van vehicle or the special van body.

As shown in fig. 1, the lock for a van and a special box of this embodiment includes a lock base 1, a lock head 2 and a lock box 3, the lock base 1 includes a body 11, a positioning block 12 and a lock groove 13, the body 11 is fixedly disposed on an outer surface of the van or the special box, the positioning block 12 and the lock groove 13 are disposed on the body 11 at intervals, and the positioning block 12 is disposed on an opening side of the lock groove 13; the first end of the lock head 2 is a locking part which is matched with the lock seat 1 to unlock or lock, the second end of the lock head 2 is a connecting part, and the connecting part is connected with the lock rod 4; one side of the locking part is a conical head 21, the other side is provided with a groove 22, in a locking state, the conical head 21 is arranged in the locking groove 13 in a penetrating mode, and the groove 22 is clamped with the positioning block 12; the lock box 3 is fixed on a van door of a van vehicle or a special van body, the lock rod 4 is arranged in the lock box 3 in a penetrating way, and the lock box 3 realizes the unlocking or locking between the lock head 2 and the lock seat 4 by controlling the rotation of the lock rod 4.

As shown in fig. 1, the lock for the box of the van or the special van is provided on two doors of a van or a special van, and the lock for the box of the van or the special van is provided at a position close to the door opening position of the two doors, so as to facilitate unlocking, opening the door and locking. The lock base 1 is fixed on the frames at the upper end and the lower end of the van vehicle or the special van body through the body 11, in this embodiment, the openings of the lock grooves 13 of the two lock bases 1 at the opposite positions on the two van doors are opposite, the lock grooves 13 have a contraction shape from near to far relative to the positioning block 12, referring to fig. 2, the inner aperture of the lock groove 13 is larger than the outer diameter of the conical head 21 of the lock head 2, and the gap between the lock groove 13 and the conical head 21 satisfies that the conical head 21 can rotate in the lock groove 13 at a certain angle. The positioning block 12 is a protruding structure with a smooth transition curved surface, the positioning block 12 can be clamped in the groove 22 on the lock head 2, when the conical head 21 is obliquely inserted into the lock groove 13 at a certain angle, along with the rotation and insertion process of the conical head 21, the positioning block 12 is clamped with the groove 22, the conical head 21 is completely positioned in the lock groove 13, locking is realized, and the locking state is shown in fig. 4; the unlocking process is the reverse of the locking process described above. It can be understood that the invention designs the matching structure and shape between the lock seat 1 and the lock head 2, the positioning block 12 and the conical head 21 have smooth transition outer surfaces, the lock groove 13 has a contraction shape from near to far relative to the positioning block 12, and the two are matched, so that the resistance force for opening and closing the door or opening and closing the lock can be effectively reduced, and the problem that the opening and closing of the door of the box lock is laborious can be solved. It should be noted that the tip of the conical head 21 is a round head, which facilitates the rotation of the lock head 2 and reduces the resistance. Preferably, the body 11 is detachably connected with the outer surface (outer wall surface) of the van or the special van body through bolts.

As shown in fig. 1, which is a schematic view of the position relationship between the lock box 3 and the lock rod 4, the lock boxes 3 are symmetrically arranged on the car doors on both sides, and are arranged close to the lower end lock seat 1 and the lock head 2. It can be understood that lock box 3 is the control switch of unblanking and closure of van and special railway carriage or compartment body box lock, be provided with lock core subassembly and cooperate key hole and key etc. with it, when realizing the switch door under the key open mode, through operation locking lever 4 rotation, can drive the rotation of tapered end 2 through locking lever 4, the railway carriage or compartment door is outwards opened or is closed when tapered end 2 pivoted, realize the synchronization of switch lock and switch door, the switch door is convenient, obviously reduce the resistance, the accessory is few, use and convenient operation, and realize the target that reduces van and special railway carriage or compartment body box lock weight.

Optionally, the box lock for the van and the special van further comprises a plurality of brackets 5, the brackets 5 are arranged in plurality, the plurality of brackets 5 are arranged at intervals along the long axis direction of the lock rod 4 and connected to a van door of the van or the special van, and the lock rod 4 penetrates through the brackets 5 to be limited.

In the embodiment shown in fig. 1, three brackets 5 are disposed on each lock rod 4, two of the brackets are disposed near the lock head 2, and the third is at a middle position, specifically, the brackets 5 are made of metal sheets, two ends of each bracket 5 are fixed on a compartment door of a van or a special compartment body and form a pore passage, and are specifically connected and detached by bolts. The lock rod 4 is inserted into the hole between the three brackets 5 and the car door, and it should be noted that, in order to ensure the smooth rotation of the lock head 2, the three brackets 5 ensure that the lock rod 4 is in a vertical position, so as to reduce the increase of resistance or abrasion of position error operation.

Optionally, a washer is provided between the locking bar 4 and the bracket 5.

In this embodiment, because locking lever 4 is rotating, when rotating, takes place relative rotation between with bracket 5, consequently need minimize the friction between locking lever 4 and the bracket 5, through setting up the rubber packing ring, can reduce locking lever 4 when rotating and bracket 5 between the friction, and reduce contact wear, the reduction resistance does benefit to the switch door operation. More preferably, a rotating bearing is arranged between the bracket 5 and the lock rod 4, for example, a ball bearing is fixedly arranged in the bracket 5, which not only can ensure the smooth rotation of the lock rod 4, but also can bear a part of the weight of the lock rod 4 and the lock head 2, which is more beneficial to reducing the resistance when opening and closing the door, improving the smoothness and efficiency of opening and closing the door, and being convenient for operation.

Optionally, the lock box 3 includes a base 31, a handle 32 and a cover plate 33, the base 31 is fixed on a door of a van or a special compartment, one end of the base 31 is provided with a sleeve 311, the lock rod 4 is inserted into the sleeve 311, the cover plate 33 is rotatably connected with the sleeve 311 and fixedly connected with the lock rod 4, the handle 32 is rotatably connected with the cover plate 33, and when the handle 32 drives the cover plate 33 to rotate relative to the base 31, the cover plate 33 drives the lock rod 4 to rotate so as to unlock or lock.

As shown in fig. 5, the lock core assembly is disposed on the handle 32, the handle 32 is rotatably connected to the left end of the cover plate 33, the left end of the cover plate 33 is rotatably connected to the left end sleeve 311 of the base 31, and after the lock rod 4 penetrates through the sleeve 311, the left end of the cover plate 33 is fixedly connected to the lock rod 4, specifically, the lock rod can be in pin joint, clamping joint, key joint or welding joint, so that the cover plate 33 can drive the lock rod 4 to rotate axially. It should be noted that the sleeve 311 may also be disposed on the cover plate 33, and correspondingly, the inner sides of the two ends of the base 31 are respectively provided with a pin shaft, and the pin shafts can be inserted through the two ends of the sleeve 311 to achieve rotational positioning. The base 31 is provided with a through hole for connecting a compartment door of a van or a special compartment body, so as to realize detachable connection. When the cover plate 33 and the handle 32 are in the first rotation position, the cover plate 33 and the handle 32 form a box structure with the base 31, and can be locked by a key. When the compartment door is required to be opened and closed, the key is unlocked, then the handle 32 rotates outwards relative to the cover plate 33 to a second angle, the cover plate 33 can be driven to rotate relative to the base 31, and the rotating angle of the handle 32 is larger than that of the cover plate 33 relative to the base 31, so that the handle 32 can apply force to rotate the cover plate 33 conveniently, the resistance of the rotating lock rod 4 is reduced, and the operation is convenient, time-saving and labor-saving.

Optionally, a first elastic member 34 is provided between the handle 32 and the cover plate 33.

As shown in fig. 6, in the present embodiment, the first elastic member 34 is a plate spring, a rotation shaft 321 is disposed between the handle 32 and the cover plate 33 to realize a rotational connection therebetween, when the handle 32 rotates, the cover plate 33 rotates under the action of the first elastic member 34, and a rotation angle between the handle 32 and the cover plate 33 can be defined by a connection position and a size of the first elastic member 34, so as to obtain an optimal labor-saving space.

Optionally, a plastic-coated grip 322 is provided on the handle 32.

In order to facilitate the grip of the handle 32 to apply force in a rotating manner, the handle 32 includes two parts, one part is rotatably connected with the cover plate 33 through the rotating shaft 321 and the first elastic member 34, a stainless steel metal material is usually adopted, the other part is a plastic-coated grip part 322 for grip application, and a non-metal material such as rubber or plastic is coated outside the stainless steel metal material to increase the friction force for grip and reduce the friction force for hands, thereby facilitating the application of force.

Optionally, a second elastic member 35 is disposed between the cover plate 33 and the base 31. The number of the second elastic members 35 is at least two, the at least two second elastic members 35 are arranged at intervals, and two ends of each second elastic member 35 are fixedly connected with the cover plate 33 and the base 31 respectively. The second elastic member 35 is a tension spring.

As shown in fig. 5 and fig. 6, in this embodiment, the cover plate 33 and the base 31 are rotatably connected through a sleeve 311, two ends of the second elastic member 35 cross over the sleeve 311 and are respectively fixedly connected to the cover plate 33 and the base 31, and when the cover plate 33 rotates outwards relative to the base 31, the second elastic member 35 extends to slow down the relative movement speed between the lock head 2 and the lock seat 1, thereby improving the safety and controllable door opening. When the door needs to be closed, after the lock head 2 is aligned with the lock seat 1, the lock rod 4 and the cover plate 33 can automatically rotate in place under the action of the restoring force of the second elastic piece 35, so that the door can be automatically closed and locked, the operation is convenient, and the labor and the time are saved. In the door-opening state, the cover plate 33 can rotate inwards towards the base 31 direction under the action of the second elastic piece 35 to close the lock box, so that the space occupation is reduced, and the safety is improved.

According to the van vehicle and the special van body box lock, the matching structure and the shape between the lock seat 1 and the lock head 2 are designed in a matching mode, the contact area between the lock head 2 and the lock seat 1 is small, the resistance is obviously small, the conical head 21 of the lock head 2 is accurate in positioning and light in weight when the door is closed, the resistance in door opening and closing or lock opening can be effectively reduced, and the problem that the door opening and closing of the box lock is difficult is solved. According to the van and special van box lock, the lock box 3 is used for controlling the lock rod 4 to rotate, the double springs are adopted in the lock box 3, the lock head 2 rotates relative to the lock seat 1, door opening and closing operation can be achieved, door opening and closing are convenient, resistance force borne by the opened and closed door is obviously reduced, accessories are few, use and operation are convenient, and the purpose of reducing the weight of the van and special van box lock is achieved.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, adaptations and substitutions will occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. The utility model provides a van and special carriage body box lock which characterized in that includes:

the lock seat (1) comprises a body (11), a positioning block (12) and a lock groove (13), the body (11) is fixedly arranged on the outer surface of a van or a special van, the positioning block (12) and the lock groove (13) are arranged on the body (11) at intervals, and the positioning block (12) is arranged on the opening side of the lock groove (13);

the lock comprises a lock head (2), wherein a first end of the lock head (2) is a locking part, the locking part is matched with the lock base (1) to unlock or lock, a second end of the lock head (2) is a connecting part, and the connecting part is connected with a lock rod (4); one side of the locking part is provided with a conical head (21), the other side of the locking part is provided with a groove (22), the conical head (21) penetrates through the locking groove (13) in a locking state, and the groove (22) is clamped with the positioning block (12);

the lock box (3) is fixed on a van door of a van vehicle or a special van body, the lock rod (4) penetrates through the lock box (3), and the lock box (3) controls the lock rod (4) to rotate so as to realize unlocking or locking between the lock head (2) and the lock seat (1).

2. The lock for the box type carriage and the special carriage of claim 1, further comprising a plurality of brackets (5), wherein the plurality of brackets (5) are arranged along the long axis direction of the lock rod (4) at intervals and connected to the carriage door of the carriage or the special carriage, and the lock rod (4) is arranged in the brackets (5) in a penetrating manner for limiting.

3. The van and special van box lock according to claim 2, wherein a gasket is provided between the lock rod (4) and the bracket (5).

4. The van and special van box lock according to claim 1, wherein the lock box (3) comprises a base (31), a handle (32) and a cover plate (33), the base (31) is fixed on a van door of the van or special van, one end of the base (31) is provided with a sleeve (311), the lock rod (4) is arranged in the sleeve (311) in a penetrating manner, the cover plate (33) is rotatably connected with the sleeve (311) and fixedly connected with the lock rod (4), the handle (32) is rotatably connected with the cover plate (33), and when the handle (32) drives the cover plate (33) to rotate relative to the base (31), the cover plate (33) drives the lock rod (4) to rotate so as to unlock or lock.

5. Van and special car box lock according to claim 4, characterized in that a first elastic element (34) is provided between the handle (32) and the cover plate (33).

6. The van and special van box lock according to claim 4, wherein the handle (32) is provided with a plastic-coated grip portion (322).

7. Van and special car box lock according to claim 5, characterized in that a second elastic element (35) is provided between the cover plate (33) and the base (31).

8. The lock for vans and special vans according to claim 7, wherein there are at least two second elastic members (35), at least two second elastic members (35) are arranged at intervals, and both ends of each second elastic member (35) are respectively fixedly connected to the cover plate (33) and the base (31).

9. A van and special van lock according to claim 5, wherein the first resilient member (34) is a leaf spring.

10. The van and special van box lock according to claim 7, wherein the second elastic member (35) is a tension spring.