阅读说明：本技术 一种多级联动锁及上下合体装置 (Multi-cascade dynamic lock and up-down combination device ) 是由 侯议顺 余群 于 2019-10-29 设计创作，主要内容包括：本发明公开了一种多级联动锁,包括导轨固定架、多级锁钩、齿轮、锁定臂、控制绳和控制锁机构,所述多级锁钩与所述导轨固定架滑动配合,且所述多级锁钩的内侧设置有若干个凸齿；所述齿轮设置在所述导轨固定架上,且所述齿轮的一侧与若干个凸齿啮合连接；所述锁定臂的一侧具有齿槽,所述齿轮另一侧上的齿能够与所述齿槽卡合连接；所述控制绳的一端与所述锁定臂相连；所述控制绳的另一端与所述控制锁机构相连。本发明提供的多级联动锁,由于采用了上述结构,因而提高了本发明的多级联动锁的导向性和精度性。(The invention discloses a multi-stage dynamic lock, which comprises a guide rail fixing frame, a multi-stage lock hook, a gear, a lock arm, a control rope and a control lock mechanism, wherein the multi-stage lock hook is in sliding fit with the guide rail fixing frame, and a plurality of convex teeth are arranged on the inner side of the multi-stage lock hook; the gear is arranged on the guide rail fixing frame, and one side of the gear is meshed with the plurality of convex teeth; one side of the locking arm is provided with a tooth groove, and teeth on the other side of the gear can be connected with the tooth groove in a clamping manner; one end of the control rope is connected with the locking arm; the other end of the control rope is connected with the control lock mechanism. The multi-stage linkage lock provided by the invention adopts the structure, so that the guidance and the precision of the multi-stage linkage lock are improved.)

1. A multiple-stage dynamic lock, comprising:

a rail mount (10);

the multi-stage locking hook (1) is in sliding fit with the guide rail fixing frame (10), and a plurality of convex teeth (11) are arranged on the inner side of the multi-stage locking hook (1);

the gear (2) is arranged on the guide rail fixing frame (10), and one side of the gear (2) is meshed with the plurality of convex teeth (11);

a locking arm (3), wherein one side of the locking arm (3) is provided with a tooth groove (341), and teeth on the other side of the gear (2) can be connected with the tooth groove (341) in a clamping way;

the control rope (4), one end of the said control rope (4) couples to said locking arm (3);

and the other end of the control rope (4) is connected with the control lock mechanism (5).

2. The multi-stage dynamic lock according to claim 1, wherein the rail holder (10) has a bottom plate (101), a rail (20) is provided on the bottom plate (101), the multi-stage locking hook (1) is slidably engaged with the rail (20), and the gear (2) is fitted over a protruding shaft (30) provided on the bottom plate (101).

3. The multiple-stage power lock according to claim 2, wherein the rail holder (10) further comprises a pair of side plates (102), the pair of side plates (102) being respectively disposed on both sides of the bottom plate (101).

4. The multi-stage linkage lock according to claim 3, wherein the locking arm (3) comprises a pivoting plate (31), a connecting plate (32), a circular plate (33) and an arc plate (34) which are connected in sequence, a pivoting hole (311) is formed in the pivoting plate (31), the pivoting plate (31) is connected with the control rope (4), a convex plate (331) is arranged on the inner side of the circular plate (33), and a tooth socket (341) is formed on the inner side of the arc plate (34).

5. A vertical combination device, comprising an upper frame (40), a lower frame (50) and a pair of multi-stage dynamic locks according to any one of claims 1 to 4, the pair of multi-stage dynamic locks are respectively located at both sides of a fixing plate (60) on the upper frame (40), the control lock mechanism (5) is installed at the inner side of the fixing plate (60), the rail fixing frame (10) is installed on the upper frame (40), and the multi-stage lock hook (1) is installed on the lower frame (50).

6. A vertical combination device according to claim 5, wherein the upper frame (40) is provided with a pair of locking plates (70), the locking plates (70) are buckled on the corresponding rail fixing frames (10), a mounting cavity is formed between each locking plate (70) and the corresponding rail fixing frame (10), and the gear (2) and the locking arm (3) are both positioned in the mounting cavity.

7. An up-down combination device, which comprises an upper frame (40), a lower frame (50) and two pairs of multi-stage linkage locks according to any one of claims 1 to 4, wherein one pair of multi-stage linkage locks are respectively positioned at two sides of a fixing plate (60) on the upper frame (40), the other pair of multi-stage linkage locks are respectively arranged at two sides of the upper frame (40), a control lock mechanism (5) is arranged at the inner side of the fixing plate (60), a guide rail fixing frame (10) is arranged on the upper frame (40), and a multi-stage lock hook (1) is arranged on the lower frame (50).

8. The up-down fit device according to claim 7, wherein a pair of locking plates (70) are provided on the upper frame (40), the locking plates (70) are fastened on the corresponding rail fixing frames (10), a mounting cavity is formed between each locking plate (70) and the corresponding rail fixing frame (10), the gear (2) and the locking arms (3) are both located in the mounting cavity, and the adjacent locking arms (3) are connected through a control rope (4).

9. A coupling device according to claim 6 or 8, wherein the control lock mechanism (5) comprises:

a customs lock assembly (51), said customs lock assembly (51) being located within a slotted aperture (601) on said dead plate (60);

a bottom cover (52), wherein the bottom cover (52) is arranged at the inner side of the fixing plate (60), and the customs lock assembly (51) is positioned at the outer side of the bottom cover (52);

a drive assembly disposed within the bottom cover (52) and located inside the customs lock assembly (51).

10. A above and below body apparatus as claimed in claim 9, wherein the drive assembly includes:

the customs lock comprises a lock push button (53), wherein the lock push button (53) is in sliding fit with a through hole (511) in the customs lock assembly (51), a push button (531) of the lock push button (53) protrudes out of the through hole (511), the lock push button (53) is provided with a top plate (532), and the lower end of the top plate (532) is provided with a plurality of convex teeth (533);

the driving gear set (54), the driving gear set (54) includes a driving gearwheel (541) meshed with a plurality of convex teeth (533) and a driving pinion (542) coaxially arranged with the gearwheel (541);

a transmission gear set (55), wherein the transmission gear set (55) comprises a transmission large gear (551) in meshed connection with the driving small gear (542) and a transmission small gear (552) coaxially arranged with the transmission large gear (551);

the upper end of the transmission pinion (552) is meshed with the upper rack (56), and the end of the upper rack (56) extends out of one end of the bottom cover (52) and is connected with the control rope (4);

the lower end of the transmission pinion (552) is meshed with the lower rack (57), and the end of the lower rack (57) extends out of the other end of the bottom cover (52).

Technical Field

The invention relates to parts of a box body, in particular to a multi-stage dynamic lock and an up-down combination device.

Background

The in-process that boxes such as travelling basket, containing box are using, in order to prevent to be stolen or inside object is omitted, all need to lock the last box and the lower box of box, and traditional lock includes hasp and latch hook, and its locking effect, easy pine takes off, and the guidance quality is poor, and is high to the required precision of cooperation product, consequently urgently needed one kind can realize multistage locking, and difficult pine takes off, and the precision receives the little and good a kind of cascade dynamic lock of guidance quality of the influence of fitting piece.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a multi-stage dynamic lock and an up-down integrated device, and solves the problem that the traditional lock is high in precision and difficult to control.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme:

a multi-stage linkage lock, comprising:

a guide rail fixing frame;

the multi-stage locking hook is in sliding fit with the guide rail fixing frame, and a plurality of convex teeth are arranged on the inner side of the multi-stage locking hook;

the gear is arranged on the guide rail fixing frame, and one side of the gear is meshed with the plurality of convex teeth;

the locking arm is provided with a toothed groove on one side, and teeth on the other side of the gear can be in clamping connection with the toothed groove;

the control rope, one end of the said control rope couples to said locking arm;

and the other end of the control rope is connected with the control lock mechanism.

Further, the guide rail fixing frame is provided with a bottom plate, a guide rail is arranged on the bottom plate, the multistage lock hook is in sliding fit with the guide rail, and the gear sleeve is arranged on a convex shaft on the bottom plate.

Furthermore, the guide rail fixing frame further comprises a pair of side plates, and the pair of side plates are respectively arranged on two sides of the bottom plate.

Furthermore, the locking arm includes consecutive pin joint board, connecting plate, plectane and arc, be equipped with the pin joint hole on the pin joint board, just the pin joint board with the control rope links to each other, the inboard of plectane has the flange, the tooth's socket sets up on the inboard of arc.

An upper and lower combination device comprises an upper frame, a lower frame and a pair of multi-stage linkage locks, wherein the pair of multi-stage linkage locks are respectively positioned at two sides of a fixed plate on the upper frame, a control lock mechanism is arranged at the inner side of the fixed plate, a guide rail fixing frame is arranged on the upper frame, and the multi-stage lock hooks are arranged on the lower frame.

Furthermore, be equipped with a pair of locking plate on the upper ledge, the locking plate lock is on the guide rail mount that corresponds, just form the installation cavity between locking plate and the guide rail mount that corresponds, gear, locking arm all are located the installation cavity.

The utility model provides an upper and lower fit device, includes upper ledge, underframe and two pairs of foretell multistage interlocking locks, and a pair of multistage interlocking moves the lock and is located respectively the both sides of the fixed plate on the upper ledge, and another pair of multistage interlocking lock sets up respectively on the both sides of upper ledge, control latch mechanism installs the inboard at the fixed plate, the guide rail mount is installed on the upper ledge, multistage latch hook is installed on the underframe.

Furthermore, be equipped with a pair of locking plate on the upper ledge, the locking plate lock is on the guide rail mount that corresponds, just form the installation cavity between locking plate and the guide rail mount that corresponds, gear, locking arm all are located the installation cavity, and link to each other through the control rope between the adjacent locking arm.

Still further, the control lock mechanism includes:

the customs lock assembly is positioned in the strip-shaped hole on the fixing plate;

the bottom cover is arranged on the inner side of the fixing plate, and the customs lock assembly is positioned on the outer side of the bottom cover;

a drive assembly disposed within the bottom cover, and the drive assembly is located inside the customs lock assembly.

Still further, the drive assembly includes:

the lock push button is in sliding fit with the through hole in the customs lock assembly, the push button of the lock push button protrudes out of the through hole, the lock push button is provided with a top plate, and the lower end of the top plate is provided with a plurality of convex teeth;

the driving gear set comprises a driving large gear meshed with a plurality of convex teeth and a driving small gear coaxially arranged with the large gear;

the transmission gear set comprises a transmission large gear meshed with the driving small gear and a transmission small gear coaxially arranged with the transmission large gear;

the upper end of the transmission pinion is meshed and connected with the upper rack, and the end part of the upper rack extends out of one end of the bottom cover and is connected with the control rope;

and the lower end of the transmission pinion is meshed and connected with the lower rack, and the end part of the lower rack extends out of the other end of the bottom cover.

(III) advantageous effects

The invention has the beneficial effects that:

1. the multi-stage linkage lock comprises the multi-stage lock hook and the guide rail fixing frame, so that the guidance and the precision of the multi-stage linkage lock are improved;

2. the invention has simple assembly procedure and can save assembly cost;

3. the invention can realize the reinforcement of the large container.

Drawings

Fig. 1 is a schematic structural diagram of a multi-stage linkage lock of the present invention.

Fig. 2 is a partial structural schematic view of the upper and lower integrated devices according to the first embodiment of the present invention.

Fig. 3 is a partial structural schematic view of the upper and lower integrated devices according to the second embodiment of the present invention.

Fig. 4 is an exploded view of the control lock mechanism of the present invention.

Fig. 5 is a schematic view of the drive assembly of the control lock mechanism of the present invention.

In the drawings: the multi-stage locking hook 1, the convex tooth 11, the gear 2, the locking arm 3, the pivoting plate 31, the connecting plate 32, the circular plate 33, the convex plate 331, the arc plate 34, the tooth space 341, the control rope 4, the control locking mechanism 5, the customs lock component 51, the through hole 511, the bottom cover 52, the lock pushing button 53, the pushing button 531, the top plate 532, the convex tooth 533, the driving gear group 54, the driving gear 541, the driving pinion 542, the transmission gear group 55, the transmission gear 551, the transmission pinion 552, the upper rack 56, the lower rack 57, the guide rail fixing frame 10, the bottom plate 101, the side plate 102, the guide rail 20, the convex shaft 30, the upper frame 40, the lower frame 50, the fixing plate 60, the strip-shaped hole 601, the locking plate 70, the spring 80.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of specific embodiments of the present invention.