CN115822394A - Rolling shutter cover lock of carriage bucket - Google Patents

Abstract

The invention relates to a carriage bucket roller shutter cover lock which comprises a lock frame, lock control modules, lateral lock modules and lower lock modules, wherein the lock control modules are fixed in the middle of the lock frame, the lateral lock modules are fixed on two sides of the lock frame, the lower lock modules are fixed on two sides of the lower end of the lock frame, the lock control modules are connected with the lateral lock modules and the lower lock modules in a control mode through inhaul cables, a lock cylinder tongue is connected with a lock cylinder in each lock control module, a spinning rod and a pull handle are fixed on an unlocking rotating shaft, a main disc and an auxiliary disc are rotatably installed on the outer side of a lock seat, a rotating tongue and a rotating pin in a rotating tongue mechanism are in axial sliding fit, a sliding push piece on the rotating tongue is matched with the lock cylinder tongue, and a hinged push plate is matched with the spinning rod and the main disc. According to the invention, through the specific design, the side lock modules and the lower lock modules can be uniformly controlled by the lock control module through the inhaul cable to be opened in a centralized manner, the lock cylinder controls the effectiveness of the operation of the spanner handle, the effect of locking the spanner handle is achieved, and the spanner handle locking device has the advantages of simple and compact structure, stable locking, convenience in operation and control and high reliability.

Description

Rolling shutter cover lock of carriage bucket

Technical Field

The invention relates to a rolling shutter cover lock of a carriage bucket.

Background

The carriage fill of present minivan or pickup truck can install the activity and roll up the curtain and cover in order to protect, under the state that lacks the protection, the car goes when jolting article and drops easily, can not waterproof, sun-proof, dust proof moreover, and the carriage fill still has the theftproof function after the locking of activity roll up the curtain, but the structure of the lid lock that the curtain used is rolled up in the current matching activity is complicated, complex operation, the reliability is low, life is short, is difficult to concentrate unified control at the locking mechanical system of each position of carriage fill and opens.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides the compartment hopper roller shutter cover lock which is compact in structure, convenient to operate and control, stable in locking and high in reliability.

The technical scheme adopted by the invention for solving the technical problem is as follows: the lock comprises a lock frame, a lock control module, a lateral lock module and a lower lock module, wherein the lock control module is fixed in the middle of the lock frame, the lateral lock module is fixed on two sides of the lock frame, the lower lock module is fixed on two sides of the lower end of the lock frame, the lock control module is connected with the lateral lock module and the lower lock module through inhaul cable control, the lock control module comprises a lock shell and a lock seat which are connected, the lock core penetrates through the lock shell and the lock seat, the lower end of the lock core is connected with a lock core bolt in a transmission mode on the outer side of the lock seat, an unlocking rotating shaft is arranged in a cavity formed by the lock shell and the lock seat, a first reset torsion spring is sleeved on the unlocking rotating shaft and fixes a rotating rod and a pulling handle, the pulling handle is arranged on the outer side of the lock shell, a main disc and an auxiliary disc are rotatably installed and fixed on the outer side of the lock seat, the main disc and the auxiliary disc are in a linkage design, the two opposite ends of the main disc and the auxiliary disc are respectively connected with inhaul cable, a rotating bolt mechanism is also arranged on the outer side of the lock seat, the rotating bolt mechanism comprises a rotating pin, a rotating bolt and a second reset torsion spring, the rotating push plate and a rotating push plate which are axially matched with the rotating push plate, and a hinge push plate which are arranged in a sliding mode matched with the rotating push plate which is matched with the rotating push plate in an opposite direction.

Lower part lock module is including butt joint's apron and lock seat, the lower interface groove has been seted up to the lateral part of lock seat, at lock seat internal fixation set up first fixed axle and second fixed axle, install ratchet locking plate and third reduction torsion spring on the first fixed axle, be equipped with location ratchet and hook lock groove on the ratchet locking plate, hook lock groove is crossed with lower interface groove under the rotating-state, install positioning pawl and fourth reduction torsion spring on the second fixed axle, be equipped with the joint on the positioning pawl, the joint becomes the setting of buckling with the body of positioning pawl, be equipped with the opening on the apron, the joint stretches out outside the opening, main disc and joint are connected to the cable.

The lateral part lock module includes the lock body, spring bolt and spring bolt reset spring, lock body fixed mounting is in lock frame side, be equipped with the spring bolt spout in the lock frame, the one end of spring bolt spout sets up the bumping post, two elasticity of parallel arrangement are participated in on the spring bolt, elasticity is participated in the tip and is formed the location protruding, spring bolt reset spring installs and inserts in the lump between two elasticity are participated in the spring bolt spout and by the protruding location in location of location, spring bolt reset spring's one end and bumping post cooperate, the cable passes spring bolt reset spring and connects spring bolt and auxiliary disc, connect the annex of unblanking on the auxiliary disc, the annex of unblanking can drive the auxiliary disc and rotate.

The bottom of the main disc is coaxially fixed with a support, a support plate is fixedly arranged on the lock seat, and the rotating tongue mechanism is arranged between the support and the support plate.

Two push rods are arranged on the lock core tongue in a crossed mode, a linkage groove is formed in the main disc, a linkage rod is arranged on the auxiliary disc, and the linkage rod is inserted into the linkage groove to form linkage matching.

The main disc and the auxiliary disc are respectively provided with a clamping groove, the end part of the stay cable is fixedly connected with the clamping grooves, the lock shell is provided with a sunken part, and the wrench handle is arranged in the sunken part.

And a positioning column is fixedly arranged in the lock seat, two spring feet of a third reset torsion spring are respectively fixed on the ratchet locking plate and the positioning column, and two spring feet of a fourth reset torsion spring are respectively fixed on the positioning pawl and the side wall of the lock seat.

The positioning ratchet on the ratchet locking plate is divided into three steps, namely full-open teeth, half-lock teeth and full-lock teeth.

An upper interface groove is arranged on the cover plate, and the upper interface groove and the lower interface groove are installed in a matching mode.

Through the specific design, the side lock module and the lower lock module can be uniformly controlled by the lock control module through the inhaul cable to be opened in a centralized manner, the lock cylinder controls the effectiveness of the operation of the spanner handle, the effect of locking the spanner handle is achieved, and the multifunctional lock has the advantages of simple and compact structure, stable locking, convenience in operation and control, high reliability and long service life.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below. It is obvious that the drawings described below are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

Fig. 1 is an exploded view of the present invention.

Fig. 2 is a schematic view of the assembled structure of the present invention.

Fig. 3 isbase:Sub>A sectional viewbase:Sub>A-base:Sub>A of fig. 2.

FIG. 4 is an exploded view of the lock control module according to the present invention

Fig. 5 is a schematic view showing an assembly structure of the lock module in which the pulling handle is locked.

Fig. 6 is a sectional view B-B of fig. 5.

Fig. 7 is a state view of fig. 6 when the pulling handle is pulled up.

Fig. 8 is a schematic view of an assembly structure when the trigger is unlocked in the lock module.

Fig. 9 is a cross-sectional view C-C of fig. 8.

Fig. 10 is a state view of fig. 9 when the pulling handle is pulled.

FIG. 11 is a schematic view showing an assembly structure of a side lock module according to the present invention

Fig. 12 is an exploded view of the lower lock module of the present invention.

FIG. 13 is an assembled structural view of the lower lock module in a fully open state.

FIG. 14 is an assembled view of the lower lock module in the locked state.

Fig. 15 is an assembly view of the lower lock module in a fully locked condition.

In the figure: the lock comprises a lock frame 1, a lock control module 2, a lock shell 201, a lock holder 202, a lock core 203, a lock core tongue 204, an unlocking rotating shaft 205, a first reset torsion spring 206, a spinning rod 207, a wrench 208, a main disc 209, a sub disc 210, a rotating tongue mechanism 211, a bracket 212, a support plate 213, a rotating pin 214, a rotating tongue 215, a second reset torsion spring 216, an articulating push plate 217, a sliding push plate 218, a push rod 219, a linkage groove 220, a linkage rod 221, a clamping groove 222, a concave part 223, a bearing 224, a flat plate 225, a side lock module 3, a lock body 301, a lock tongue 302, a lock tongue reset spring 303, a lock tongue sliding groove 304, a blocking column 305, an elastic 306, a positioning protrusion 307, a lower lock module 4, a cover plate 401, a lock holder 402, a lower interface groove 403, a first fixed shaft 404, a second fixed shaft 405, a third reset torsion spring 406, a lock plate ratchet 407, a positioning cable 408, an unlocking, a full-open tooth 408a half-lock tooth 408b, a full-lock tooth 409 c, a hook lock groove 410, a positioning pin 411, a fourth reset pawl 412, a positioning pin 415, a positioning post 414, a pull head joint groove 6 and an accessory joint groove 414.

Detailed Description

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inner", "outer", etc. are used for indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not indicated or implied that the referred device or element must have a specific orientation, be constructed in a specific orientation and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limitations of the present patent, and the specific meanings of the terms may be understood by those skilled in the art according to specific situations.

In the description of the present invention, unless otherwise explicitly specified or limited, the term "connected" or the like, if appearing to indicate a connection relationship between the components, is to be understood broadly, for example, as being fixed or detachable or integral; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through one or more other components or may be in an interactive relationship with one another. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in the figure, the invention comprises a lock frame 1, a lock control module 2, a side lock module 3 and a lower lock module 4, wherein the lock control module 2 is fixed in the middle of the lock frame 1, the side lock module 3 is fixed on two sides of the lock frame 1, the lower lock module 4 is fixed on two sides of the lower end of the lock frame 1, the lock control module 2 is controlled and connected with the side lock module 3 and the lower lock module 4 through a guy cable 5, the lock control module 2 comprises a lock shell 201 and a lock seat 202 which are connected, a lock cylinder 203 penetrates through the lock shell 201 and the lock seat 202, the lower end of the lock cylinder 203 is in transmission connection with a lock cylinder tongue 204 on the outer side of the lock seat 202, and two push rods 219 which are arranged in a crossed manner are arranged on the lock cylinder tongue 204. An unlocking rotating shaft 205 is arranged in a cavity formed by the lock shell 201 and the lock base 202, the unlocking rotating shaft 205 is sleeved with a first reset torsion spring 206 and fixes a spinning rod 207 and a pull handle 208, the pull handle 208 is arranged on the outer side of the lock shell 201, the unlocking rotating shaft 205 and the spinning rod 207 rotate together when the pull handle 208 is pulled, and after the pull handle 208 is loosened, the unlocking rotating shaft 205, the spinning rod 207 and the pull handle 208 are reset by the first reset torsion spring 206. A recess 223 is provided on the lock case 201, and the pulling handle 208 is fitted in the recess 223. The main disc 209 and the auxiliary disc 210 are rotatably mounted and fixed on the outer side of the lock base 202, and the main disc 209 and the auxiliary disc 210 can be mounted on a pin shaft fixedly arranged on the outer side of the lock base 202 through a bearing 224. The interlocking design between the main disc 209 and the auxiliary disc 210, that is, the auxiliary disc 210 rotates with the main disc 209 when it rotates, may be a specific design in which an interlocking groove 220 is formed on the main disc 209, an interlocking rod 221 is provided on the auxiliary disc 210, and the interlocking rod 221 is inserted into the interlocking groove 220 to form the interlocking fit, although the specific scheme is not limited thereto. The opposite two ends of the main disk 209 and the auxiliary disk 210 are respectively connected with a pull cable 5 in opposite directions, the main disk 209 and the auxiliary disk 210 are both provided with a clamping groove 222, and the end part of the pull cable 5 is fixedly connected with the clamping groove 222. In this embodiment, the main tray 209 is designed with four corners, wherein two opposite corners are respectively provided with a locking groove 222, one corner is provided with a linking groove 220, and the other corner can form a flat plate 225 to match with the hinged pushing plate 217. The outer side of the lock base 2 is also provided with a rotating tongue mechanism 211, the rotating tongue mechanism 211 comprises a rotating pin 214, a rotating tongue 215 and a second reset torsion spring 216, the rotating tongue 215 is axially matched with the rotating pin 214 in a sliding manner, the rotating tongue 215 is provided with a sliding push piece 218 and an articulated push plate 217 which are arranged in a crossed manner, the sliding push piece 218 is matched with the lock core tongue 204, and the articulated push plate 217 is matched with the spinning rod 207 and the main disc 209. The bottom of the main disc 209 is coaxially fixed with a bracket 212, a support plate 213 is fixedly arranged on the lock base 202, and a rotating tongue mechanism 211 is arranged between the bracket 212 and the support plate 213. The side lock module 3 comprises a lock body 301, a lock tongue 302 and a lock tongue return spring 303, wherein the lock body 301 is fixedly installed at the side end of a lock frame 1, a lock tongue sliding groove 304 is arranged in the lock frame 1, one end of the lock tongue sliding groove 304 is provided with a stop column 305, two elastic pins 306 are arranged on the lock tongue 302 in parallel, a positioning projection 307 is formed at the end part of each elastic pin 306, the lock tongue return spring 303 is installed between the two elastic pins 306 and is inserted into the lock tongue sliding groove 304 together and is positioned by the positioning projection 307, one end of the lock tongue return spring 303 is matched with the stop column 305, a guy cable 5 penetrates through the lock tongue return spring 303 to connect the lock tongue 302 and the auxiliary plate 210, the auxiliary plate 210 is connected with an unlocking accessory 6, the unlocking accessory 6 can drive the auxiliary plate 210 to rotate, the unlocking accessory 6 is generally externally connected with an operating mechanism, if the unlocking accessory 6 is operated by the operating mechanism in a cab, and the auxiliary plate 210 and the main plate 209 rotate to unlock. The lower lock module 4 comprises a cover plate 401 and a lock seat 402 which are connected with each other, a lower interface slot 403 is formed on the side part of the lock seat 402, a first fixing shaft 404 and a second fixing shaft 405 are fixedly arranged in the lock seat 402, a ratchet locking plate 407 and a third reset torsion spring 406 are arranged on the first fixing shaft 404, and the reset of the ratchet locking plate 407 is controlled by the third reset torsion spring 406. The ratchet locking plate 407 is provided with a positioning ratchet 408 and a hook locking groove 409, the hook locking groove 409 is crossed with the lower interface groove 403 in a rotating state, the second fixing shaft 405 is provided with a positioning pawl 410 and a fourth reset torsion spring 411, and the reset of the positioning pawl 410 is controlled by the fourth reset torsion spring 411. The positioning claw 410 is provided with a pulling joint 412, the pulling joint 412 and the body of the positioning claw 410 are arranged in a bending mode, the cover plate 401 is provided with an opening 413, the pulling joint 412 extends out of the opening 413, and the inhaul cable 5 is connected with the main disc 209 and the pulling joint 412. A positioning post 414 is fixedly disposed in the lock base 402, two spring legs of the third restoring torsion spring 406 are respectively fixed on the ratchet locking plate 407 and the positioning post 414, and two spring legs of the fourth restoring torsion spring 411 are respectively fixed on the positioning pawl 410 and the side wall of the lock base 402. The positioning ratchet 408 on the ratchet locking plate 407 has three steps, namely full open teeth 408a, half lock teeth 408b and full lock teeth 408c. An upper interface slot 415 is arranged on the cover plate 401, and the upper interface slot 415 and the lower interface slot 403 are installed in a matching mode.

When the compartment bucket roller shutter is locked, the cover lock is pulled to be integral, the hook lock groove 409 end of the ratchet locking piece 407 only needs to impact the lock catch 7 on the compartment bucket, the hook lock groove 409 hooks the lock catch 7 to be automatically locked, the half-lock tooth 408b is matched with the positioning pawl 410 to be in a half-lock state, the full-lock tooth 408c is matched with the positioning pawl 410 to be in a full-lock state after the half-lock tooth is impacted again, and the third reset torsion spring 406 is in a compressed state.

In the fully locked state, the lock cylinder 203 can push the sliding push plate 218 through the push rod 219 disposed on the lock cylinder tongue 204, so that the position of the hinged push plate 217 on the rotation tongue 215 is out of the working range of the rotation lever 207, at this time, the pull handle 208 drives the rotation lever 207 to rotate in an idle state, that is, the rotation lever 207 cannot drive the rotation tongue 15, the main disc 209 and the auxiliary disc 210 to rotate, and the pull handle 208 cannot unlock the side lock module 3 and the lower lock module 4, thereby achieving the effect of locking the pull handle 208.

When the lock is unlocked, the lock core 203 is rotated reversely by a key, so that the pushing rod 219 on the lock core tongue 204 pushes and pushes the sliding push piece 18 on the rotating tongue 215 reversely, the rotating tongue 215 slides axially along the rotating pin 214, the position of the hinged push plate 217 enters the working range of the rotating rod 207, at this time, when the pulling handle 208 is pulled to drive the rotating rod 207 to rotate, the rotating rod 207 pushes and pushes the hinged push plate 217, the rotating tongue 215 rotates integrally, the hinged push plate 217 pushes and presses the flat plate 225 to make the linked main disc 209 and the auxiliary disc 210 rotate simultaneously and pull the cable 5, the cable 5 pulled by the auxiliary disc 210 drives the lock tongue 302 in the side lock module 3 to retract, the lock tongue return spring 303 is in a compressed state, when the cable 5 pulled by the main disc 209 drives the pull joint 412 in the lower lock module 4, the positioning pawl 410 rotates to separate from the half lock tooth 408b or the full lock tooth 408c, the ratchet locking piece 407 resets under the action of the third return torsion spring 406, and the positioning pawl 410 cooperates with the full open tooth 408a to be in a full open state. The side lock module 3 and the lower lock module 4 can be controlled by the lock control module 2 through the inhaul cable 5 in a unified way and opened in a centralized way.

It should be understood that the above-described embodiments are merely preferred embodiments of the invention and the technical principles applied thereto. Various modifications, equivalent substitutions, changes, etc., will also be apparent to those skilled in the art. However, such variations are within the scope of the invention as long as they do not depart from the spirit of the invention. In addition, certain terms used in the specification and claims of the present application are not limiting, but are used merely for convenience of description.

Claims (9)

1. A rolling shutter cover lock of a compartment bucket is characterized by comprising a lock frame (1), a lock control module (2), a side lock module (3) and a lower lock module (4), wherein the lock control module (2) is fixed in the middle of the lock frame (1), the side lock module (3) is fixed on two sides of the lock frame (1), the lower lock module (4) is fixed on two sides of the lower end of the lock frame (1), the lock control module (2) is in control connection with the side lock module (3) and the lower lock module (4) through a guy cable (5), the lock control module (2) comprises a lock shell (201) and a lock seat (202) which are connected with each other, a lock core (203) penetrates through the lock shell (201) and the lock seat (202), the lower end of the lock core (203) is in transmission connection with a lock core tongue (204) on the outer side of the lock seat (202), an unlocking rotating shaft (205) is arranged in a cavity formed by the lock shell (201) and the lock seat (202), a first reset torsion spring (206) is sleeved on the unlocking rotating shaft and fixes a rod (207) and a spanner (208), the unlocking auxiliary disc (209) is rotatably arranged on the outer side of the lock shell (209), the main disc (210) and the auxiliary disc (210) are rotatably connected with a rotary pressing disc (209), the main disc (210), the outer side of the lock seat (2) is further provided with a rotating tongue mechanism (211), the rotating tongue mechanism (211) comprises a rotating pin (214), a rotating tongue (215) and a second reset torsion spring (216), the rotating tongue (215) is in axial sliding fit with the rotating pin (214), the rotating tongue (215) is provided with a sliding push piece (218) and a hinged push plate (217) which are arranged in a crossed mode, the sliding push piece (218) is matched with the lock core tongue (204), and the hinged push plate (217) is matched with the spinning rod (207) and the main disc (209).

2. The compartment bucket roller blind cover lock according to claim 1, wherein the lower lock module (4) comprises a cover plate (401) and a lock seat (402) which are butted with each other, a lower interface groove (403) is formed in the side part of the lock seat (402), a first fixing shaft (404) and a second fixing shaft (405) are fixedly arranged in the lock seat (402), a ratchet locking plate (407) and a third reset torsion spring (406) are arranged on the first fixing shaft (404), a positioning ratchet (408) and a hook locking groove (409) are formed in the ratchet locking plate (407), the hook locking groove (409) is crossed with the lower interface groove (403) in a rotating state, a positioning pawl (410) and a fourth reset torsion spring (411) are arranged on the second fixing shaft (405), a pull joint (412) is arranged on the positioning pawl (410), the pull joint (412) and a body of the positioning pawl (410) are arranged in a bending mode, an opening (413) is formed in the cover plate (401), the pull joint (412) extends out of the opening (413), and a main disc (209) and the pull joint (412) are connected with the pull joint (5).

3. The car hopper roller shutter cover lock as claimed in claim 1 or 2, wherein the side lock module (3) comprises a lock body (301), a lock tongue (302) and a lock tongue return spring (303), the lock body (301) is fixedly mounted at the side end of the lock frame (1), a lock tongue sliding groove (304) is arranged in the lock frame (1), one end of the lock tongue sliding groove (304) is provided with a stop pillar (305), the lock tongue (302) is provided with two elastic pins (306) in parallel, the end part of the elastic pin (306) forms a positioning protrusion (307), the lock tongue return spring (303) is mounted between the two elastic pins (306) and is inserted into the lock tongue sliding groove (304) and positioned by the positioning protrusion (307), one end of the lock tongue return spring (303) is matched with the stop pillar (305), a cable (5) passes through the lock tongue return spring (303) to connect the lock tongue (302) and the auxiliary disc (210), an unlocking accessory (6) is connected to the auxiliary disc (210), and the unlocking accessory (6) can drive the auxiliary disc (210) to rotate.

4. A car body bucket roller blind cover lock according to claim 3, characterized in that the bottom of the main disc (209) is coaxially fixed with a bracket (212), a support plate (213) is fixedly arranged on the lock seat (202), and the rotating tongue mechanism (211) is arranged between the bracket (212) and the support plate (213).

5. The rolling shutter cover lock of the compartment hopper as claimed in claim 4, wherein two push rods (219) are provided on the lock cylinder tongue (204) in a crossing arrangement, a linking groove (220) is provided on the main disc (209), a linking rod (221) is provided on the sub disc (210), and the linking rod (221) is inserted into the linking groove (220) to form a linking cooperation.

6. The rolling shutter cover lock of the compartment hopper as claimed in claim 5, wherein the main disc (209) and the auxiliary disc (210) are respectively provided with a clamping groove (222), the end part of the pull cable (5) is fixedly connected with the clamping groove (222), the lock shell (201) is provided with a concave part (223), and the pull handle (208) is arranged in the concave part (223).

7. The car hopper roller shutter cover lock as claimed in claim 6, wherein a positioning column (414) is fixedly arranged in the lock seat (402), two spring feet of the third reset torsion spring (406) are respectively fixed on the ratchet locking plate (407) and the positioning column (414), and two spring feet of the fourth reset torsion spring (411) are respectively fixed on the positioning pawl (410) and the side wall of the lock seat (402).

8. The roller shutter cover lock of the car hopper as claimed in claim 3, wherein the positioning ratchet (408) on the ratchet locking plate (407) is divided into three stages, namely full open teeth (408 a), half lock teeth (408 b) and full lock teeth (408 c).

9. The compartment hopper roller shutter cover lock according to claim 4, wherein the cover plate (401) is provided with an upper interface groove (415), and the upper interface groove (415) and the lower interface groove (403) are matched and installed.

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