Spring bolt rotating mechanism for container twist lock

Abstract

The utility model discloses a spring bolt rotating mechanism for a container twist lock. The spring bolt rotating mechanism comprises two vertically arranged shifting plates, the shifting plate fixing plate is fixedly connected with the lower ends of the two shifting plates; the upper end of the rotating shaft is fixedly connected with the shifting plate fixing plate, and the lower end of the rotating shaft is fixedly connected with a first synchronous pulley and is driven by a driving motor assembly; an arc-shaped through hole is formed in each of the two ends of the shifting plate fixing plate, a guide rod matched with the arc-shaped through hole penetrates through each arc-shaped through hole, the two ends of each guide rod are fixedly installed on a guide rod fixing seat, and each guide rod fixing seat is fixedly installed on the rotating disc. And an elastic buffer piece is arranged between the shifting plate fixing plate and each guide rod fixing seat. By means of the buffering structure and the synchronous wheel transmission mode, the situation that the twist lock or electromechanical equipment is damaged in the twist lock spring bolt rotating operation is avoided, and the rapidness and stability of the wharf automation equipment for the twist lock disassembling and assembling service process are improved.

Description

Technical Field

[0001] The utility model relates to the field of port automation equipment, in particular to a lock tongue rotating mechanism for a container twist lock. Background Art

[0002] like Figure 1 As shown, the container twist lock 1 (also called twist lock) includes a lower lock tongue 11 and an upper lock tongue 12. Currently, the container terminal is experiencing the rise of automation transformation and construction. In the automation construction, for the disassembly and installation of the container twist lock, some mechanized equipment first uses a cylinder to drive the clamping and fixing of the twist lock when disassembling and installing the twist lock, and then disassembly and installation of the twist lock 1 by rotating. However, there are few automated equipment for rotating the lock tongue of the container twist lock. The common equipment that uses a motor to provide torque to rotate the lock tongue causes damage to the twist lock or damages electromechanical equipment. The industry is in urgent need of a lock tongue rotation mechanism for the container twist lock that can avoid damage to the twist lock or operating equipment. Summary of the invention

[0003] The purpose of the utility model is to solve the above-mentioned problem and provide a twist lock clamping mechanism, which can adapt to the disassembly and installation of various types of twist locks, and improve the speed and stability of the twist lock disassembly and installation process of the terminal automation equipment.

[0004] The purpose of the utility model is achieved in this way:

[0005] The utility model discloses a lock tongue rotating mechanism for a container twist lock, comprising:

[0006] Two vertically arranged paddles, the two paddles being located on both sides of the lower lock tongue of the twist lock to be disassembled;

[0007] A paddle plate fixing plate fixedly connecting the lower ends of the two paddle plates;

[0008] A rotating shaft, the upper end of which is fixedly connected to the shift plate fixing plate, and the lower end of which is fixedly connected to a first synchronous pulley and driven by a driving motor assembly. The shift plate fixing plate is rotated by the transmission of the rotating shaft to force the lower lock tongue of the twist lock to rotate; and

[0009] A turntable is located below the paddle plate fixing plate, and an arc-shaped through hole is respectively provided at both ends of the paddle plate fixing plate, and a guide rod adapted thereto is respectively passed through the arc-shaped through hole, and both ends of each guide rod are respectively fixedly mounted on a guide rod fixing seat, and each guide rod fixing seat is fixedly mounted on the turntable, and an elastic buffer is respectively provided between the paddle plate fixing plate and each guide rod fixing seat.

[0010] The elastic buffer member in the above-mentioned lock tongue rotating mechanism for the container twist lock is a compression spring, and the compression spring is sleeved on the guide rod.

[0011] A bearing cover is installed at the fixed connection between the upper end of the rotating shaft and the shift plate fixing plate in the above-mentioned lock tongue rotating mechanism for container twist lock and is sealed with a rubber plug.

[0012] In the above-mentioned lock tongue rotating mechanism for container twist lock, the rotating shaft is inserted into a bearing sleeve, and the rotating disk is located above the bearing sleeve.

[0013] The above-mentioned lock tongue rotating mechanism for container twist lock also includes a fixed frame, which includes a frame structure formed by a plurality of plates assembled together for the twist lock to enter from the top as an entrance. The lock tongue rotating mechanism is fixedly connected to the fixed frame and allows the two dial plates to be rotatably located on both sides of the lower lock tongue of the twist lock.

[0014] The several plates constituting the fixed frame in the above-mentioned lock tongue rotating mechanism for container twist lock include: a first long vertical plate and a second long vertical plate arranged on the left and right; a horizontally arranged bottom plate and two side plates arranged front and back; wherein the bottom plate is provided with a hole for the rotating shaft to pass through and install.

[0015] In the above-mentioned lock tongue rotating mechanism for container twist lock, at least one of the second long vertical plate and the two side plates is provided with a viewing window.

[0016] The above-mentioned lock tongue rotation mechanism for the container twist lock also includes a fixed plate for installing a drive motor assembly. The fixed plate is horizontally arranged and one side is fixedly connected to the outer side surface of the first long vertical plate. The connection between the fixed plate and the first long vertical plate is reinforced by a plurality of reinforcing plate structures. The fixed plate is provided with a plurality of preset holes for installing electrical or mechanical structures.

[0017] In the above-mentioned lock tongue rotating mechanism for container twist lock, the driving motor assembly is installed on the fixed frame and is provided with a second synchronous belt wheel, and the second synchronous belt wheel is drivingly connected with the first synchronous belt wheel through a synchronous belt.

[0018] The driving motor assembly in the above-mentioned lock tongue rotating mechanism for container twist lock also includes:

[0019] A driving motor body;

[0020] A motor bracket for fixing the driving motor body and the fixing frame;

[0021] A reducer connected to the driving motor body, the second synchronous pulley is installed on the output shaft of the reducer; and

[0022] A reducer bracket is fixedly connected to the reducer and is provided with a long hole for mounting with a fixed frame.

[0023] In the above-mentioned lock tongue rotating mechanism for container twist lock, the shift plate fixing plate is two sliders, which are adapted to be installed in two slide grooves in the same horizontal direction arranged on the top of a gear shift cylinder. The two sliders are driven by the gear shift cylinder to approach or move away to change the clamping distance of the shift plate; the gear shift cylinder is installed on a turntable, which is fixedly connected to the upper end of the rotating shaft and is driven by the rotating shaft.

[0024] In the above-mentioned lock tongue rotating mechanism for container twist lock, the shift plate fixing plate is two sliders, which are adapted to be installed in two slide grooves in the same horizontal direction arranged on the top of a gear shift cylinder. The two sliders are driven by the gear shift cylinder to approach or move away to change the clamping distance of the shift plate; the gear shift cylinder is installed on a turntable, which is fixedly connected to the upper end of the rotating shaft and is driven by the rotating shaft.

[0025] The utility model provides a buffer structure and a synchronous wheel transmission mode to avoid damage to the twist lock or electromechanical equipment during the operation of rotating the twist lock tongue, thereby improving the speed and stability of the twist lock disassembly and assembly process of the terminal automation equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a schematic diagram of the structure of a twist lock for a container;

[0027] Figure 2 It is a structural schematic diagram of a lock tongue rotating mechanism of a container twist lock of the utility model;

[0028] Figure 3 It is a structural schematic diagram of a fixed frame of the utility model;

[0029] Figure 4 It is a structural schematic diagram of the drive motor assembly of the utility model;

[0030] Figure 5 It is a structural schematic diagram of another embodiment of the lock tongue rotating mechanism of the utility model;

[0031] Figure 6 It is a top view of another embodiment of the lock tongue rotating mechanism of the utility model;

[0032] Figure 7 yes Figure 6 Middle AA section view;

[0033] Figure 8 It is a bottom view of another embodiment of the lock tongue rotating mechanism of the utility model;

[0034] Fig. 9 It is a left view of another embodiment of the lock tongue rotating mechanism of the utility model. DETAILED DESCRIPTION

[0035] The utility model will be further described below in conjunction with the accompanying drawings.

[0036] See also Figure 2 , the figure shows a lock tongue rotating mechanism 2 for a container twist lock of the utility model, the lock tongue rotating mechanism 2 comprises:

[0037] Two vertically arranged dial plates 21, the two dial plates 21 are located on both sides of the lower lock tongue 11 of the twist lock 1 to be disassembled;

[0038] A paddle fixing plate 22 fixedly connecting the lower ends of the two paddles 21;

[0039] A rotating shaft 23, the upper end of which is fixedly connected to the shift plate fixing plate 22, and the lower end of which is fixedly connected to a first synchronous pulley 24 and driven by a driving motor assembly 4; the shift plate fixing plate 22 is rotated by the transmission of the rotating shaft 23 to force the lower lock tongue 11 of the twist lock 1 to rotate;

[0040] Furthermore, a bearing cover 25 is installed at the fixed connection between the upper end of the rotating shaft 23 and the shift plate fixing plate 22, and a rubber plug 26 can be used for sealing installation;

[0041] Furthermore, the rotating shaft 23 is passed through a bearing sleeve 27;

[0042] Furthermore, it also includes a turntable 28 located below the paddle plate fixing plate 22. In this embodiment, the turntable 28 is also located above the bearing sleeve 27. Both ends of the paddle plate fixing plate 22 are respectively provided with an arc-shaped through hole for a guide rod 29 adapted to the arc-shaped through hole to pass through. Both ends of each guide rod 29 are respectively fixedly mounted on a guide rod fixing seat 29a, and each guide rod fixing seat 29a is fixedly mounted on the turntable 28. A compression spring 29b is respectively provided between the paddle plate fixing plate 22 and each guide rod fixing seat 29a, and the compression spring 29b is sleeved on the guide rod 29.

[0043] Furthermore, it also includes a fixed frame 3, which includes a frame structure formed by a plurality of plates assembled together, through which the twist lock 1 can enter from the top as an entrance, and the lock tongue rotating mechanism 2 is fixedly connected to the fixed frame 3, wherein at least two dial plates 21 are rotatably located below the twist lock 1 and on both sides of the lower lock tongue 11.

[0044] Furthermore, the plurality of plates constituting the fixed frame 3 include a first long vertical plate 31 and a second long vertical plate 32 arranged on the left and right sides; a frame structure formed by connecting a horizontally arranged bottom plate 33 and two side plates 34 arranged front and back; wherein the bottom plate 33 is provided with a hole for installing the bearing sleeve 27;

[0045] Furthermore, the second long vertical plate 32 and the two side plates 34 are provided with viewing windows 35;

[0046] Furthermore, it also includes a fixing plate 36 for installing the driving motor assembly 4, the fixing plate 36 is horizontally arranged and one side is fixedly connected to the outer side surface of the first long vertical plate 31. Preferably, the connection between the fixing plate 36 and the first long vertical plate 31 is reinforced by a plurality of reinforcing plate structures. Preferably, the bottom of the fixing plate 36 and the first long vertical plate 31 are reinforced by two triangular rib plates 37 structures, and the bottom of the fixing plate 36 and the first long vertical plate 31 are framed by a vertical reinforcing plate 38 structure, and further the vertical reinforcing plate 38 is L-shaped.

[0047] The fixing plate 36 is provided with a plurality of pre-set holes 39 for installing electrical or mechanical structures.

[0048] Furthermore, the driving motor assembly 4 is mounted on the fixed frame 3 and is provided with a second synchronous pulley 41 , and the second synchronous pulley 41 is transmission-connected to the first synchronous pulley 24 via a synchronous belt.

[0049] The driving motor assembly 4 comprises:

[0050] A driving motor body 42;

[0051] A motor bracket 43 for fixing the driving motor body 42 and the fixing frame 3. In this example, the driving motor body 42 is installed on the fixing plate 36 through the motor bracket 43;

[0052] A reducer 44 is transmission-connected to the driving motor body 42, wherein at least the output shaft of the reducer 44 passes through the fixing plate 36. Furthermore, the reducer 44 is a right-angle reducer, and a portion of the reducer 44 passes through a mounting hole reserved in the fixing plate 36;

[0053] A reducer bracket 45, which is fixedly connected to the reducer 44 and is provided with a long hole and fixedly mounted on the bottom of the fixing plate 36 by a fixing member; and

[0054] A second synchronous pulley 41 is installed on the output shaft of the speed reducer 44, and the second synchronous pulley 41 is transmission-connected to the first synchronous pulley 24 via a synchronous belt.

[0055] Another embodiment of the present invention is similar in that the gear shifting mechanism 2 comprises:

[0056] Two vertically arranged dial plates 21, the two dial plates 21 are located on both sides of the lower lock tongue 11 of the twist lock 1 to be removed or installed;

[0057] A rotating shaft 23 , the upper end of which is fixedly connected to the shift plate fixing plate 22 , and the lower end of which is fixedly connected to a first synchronous pulley 24 ; the rotating shaft 23 is passed through a bearing sleeve 27 ; and a rotating disk 28 , which is also located above the bearing sleeve 27 .

[0058] The difference from the above-mentioned embodiment is that it further comprises a gear-shifting cylinder 201 mounted on the rotating disk 28, and two shifting plates 21 are mounted on the gear-shifting cylinder 201. The shifting plate 21 of this embodiment is an L-shaped structure, and its lower end is connected to the gear-shifting cylinder 201 by bolts, and its upper end is a spherical head, and its surface is adapted to the surface of the spherical head provided on the lower locking tongue 11 of the twist lock 60; one gear-shifting cylinder 201 is provided with two slide grooves in the horizontal direction, and a slider 202 is respectively installed in the two T-slots. The two sliders 201 are approached or moved away by the driving of the gear-shifting cylinder 201, and the two shifting plates 21 are respectively mounted on the two sliders 201. The clamping distance of the shifting plates 21 is changed by the control of the gear-shifting cylinder 201 to adapt to the twist lock 1 structure of different sizes;

[0059] Furthermore, the turntable 28 is fixedly connected to the gear-shifting cylinder 201 by means of hexagon socket bolts, and the hexagon socket bolts are provided with elastic washers to avoid rigid connection; the turntable 28 is a rotating flange, the upper end of the rotating shaft 23 is fixedly connected to the rotating flange, and the lower end of the rotating shaft 23 is limitedly fixed to the first synchronous pulley 24 by means of a flat key 203;

[0060] A bearing 204 is disposed in the bearing sleeve 27, and preferably the bearing 204 is a deep groove ball bearing;

[0061] The outer edge of the bearing sleeve 27 is provided with a groove for mounting the shaft retaining ring 205;

[0062] A hole retaining ring 206 is provided between the top of the bearing 204 and the rotating shaft 23;

[0063] The lower end of the rotating shaft 23 is fixed to the first synchronous pulley 24 via a washer 207 and a retaining ring 208 .

[0064] The above embodiments are only used to illustrate the present invention, rather than to limit the present invention. Technicians in the relevant technical field can make various changes or modifications without departing from the spirit and scope of the present invention. Therefore, all equivalent technical solutions should also belong to the scope of the present invention and should be defined by the claims.

Claims

1. A lock tongue rotating mechanism for a container twist lock, characterized in that: The locking tongue rotating mechanism comprises: Two vertically arranged paddles, the two paddles being located on both sides of the lower lock tongue of the twist lock to be disassembled; A paddle fixing plate fixedly connecting the lower ends of the two paddles; a rotating shaft, the upper end of which is fixedly connected to the shift plate fixing plate, the lower end of which is fixedly connected to a first synchronous pulley and driven by a driving motor assembly, the shift plate fixing plate is rotated by the transmission of the rotating shaft to force the lower lock tongue of the twist lock to rotate; and A rotating disk is located below a paddle plate fixing plate, wherein both ends of the paddle plate fixing plate are respectively provided with an arc-shaped through hole for a guide rod adapted thereto to pass through, both ends of each guide rod are respectively fixedly mounted on a guide rod fixing seat, each guide rod fixing seat is fixedly mounted on the rotating disk, and an elastic buffer is respectively provided between the paddle plate fixing plate and each guide rod fixing seat.

2. The lock tongue rotating mechanism for a container twist lock according to claim 1, characterized in that: The elastic buffer is a compression spring, and the compression spring is sleeved on the guide rod.

3. The lock tongue rotating mechanism for a container twist lock according to claim 1, characterized in that: A bearing cover is installed at the fixed connection between the upper end of the rotating shaft and the shift plate fixing plate and is sealed with a rubber plug.

4. The lock tongue rotating mechanism for a container twist lock according to claim 1, characterized in that: The rotating shaft is inserted into a bearing sleeve, and the rotating disk is located above the bearing sleeve.

5. The lock tongue rotating mechanism for a container twist lock according to claim 1, characterized in that: It also includes a fixed frame, which includes a frame structure formed by a plurality of plates assembled together for the twist lock to enter from the top as an entrance. The lock tongue rotating mechanism is fixedly connected to the fixed frame and enables the two dial plates to be rotatably located on both sides of the lower lock tongue of the twist lock.

6. The lock tongue rotating mechanism for a container twist lock according to claim 5, characterized in that: The plurality of plates constituting the fixed frame include: a first long vertical plate and a second long vertical plate arranged on the left and right; a bottom plate arranged horizontally and two side plates arranged front and back; wherein the bottom plate is provided with a hole for the rotating shaft to pass through and install.

7. The lock tongue rotating mechanism for a container twist lock according to claim 6, characterized in that: At least one of the second long vertical board and the two side boards is provided with a window, and / or, It also includes a fixing plate for installing the driving motor assembly, which is horizontally arranged and one side of which is fixedly connected to the outer side surface of the first long vertical plate. The connection between the fixing plate and the first long vertical plate is reinforced by a plurality of reinforcing plate structures, and the fixing plate is provided with a plurality of preset holes for installing electrical or mechanical structures.

8. The lock tongue rotating mechanism for a container twist lock according to claim 5, characterized in that: The driving motor assembly is mounted on the fixed frame and is provided with a second synchronous belt wheel, and the second synchronous belt wheel is drivingly connected with the first synchronous belt wheel through a synchronous belt.

9. The lock tongue rotating mechanism for a container twist lock according to claim 8, characterized in that: The drive motor assembly also includes: A driving motor body; A motor bracket for fixing the driving motor body and the fixing frame; a speed reducer drivingly connected to the driving motor body, wherein the second synchronous pulley is mounted on the output shaft of the speed reducer; and A reducer bracket, through which the reducer is mounted on the fixed frame.

10. The lock tongue rotating mechanism for a container twist lock according to claim 1, characterized in that: The shift plate fixing plate is two sliding blocks, which are adapted to be installed in two sliding grooves in the same horizontal direction set on the top of a gear shifting cylinder. The gear shifting cylinder drives the two sliding blocks to approach or move away to change the clamping distance of the shift plate; the gear shifting cylinder is installed on a turntable, which is fixedly connected to the upper end of the rotating shaft and is driven by the rotating shaft.

Images