JP2021017192A - Blurring prevention attachment and blurring prevention method - Google Patents

Abstract

To prevent blurring of a plurality of trailing carts at the time of moving when transporting the trailing carts.SOLUTION: A blurring prevention attachment is attachable/detachable to/from a trailing cart on the lower surface of the bottom plate of which whirring casters flexibly changing the direction of wheels are provided, and prevents blurring of the trailing cart when the trailing cart moves.The blurring prevention attachment includes: fixing casters; a locking part provided on an upper side than the fixing caster and having a locking member locking the trailing cart; and a connection part connecting the trailing cart and another trailing cart.SELECTED DRAWING: Figure 1

Description

The present invention relates to a blur prevention attachment and a blur prevention method.

Conventionally, in the field of logistics, when an object is loaded and transported on a basket vehicle, for example, when the number of workers is not sufficient, the object may be transported by connecting and towing a plurality of basket vehicles. .. However, in the process of connecting and transporting a plurality of basket vehicles, for example, when turning, the towed basket vehicle may deviate from the desired transport path (blur), making control difficult. Can occur.

In response to the above situation, for example, Patent Document 1 discloses a device capable of preventing blurring when the car is moving by restricting the direction change of the turning caster of the car.

Japanese Unexamined Patent Publication No. 2010-064676

By the way, the shape of the swivel caster is usually different for each type of swivel caster. Therefore, depending on the type of the swivel caster, it may be difficult to mount the device described in Patent Document 1 on the swivel caster.

The anti-shake attachment according to the present invention is an anti-shake attachment that can be attached to and detached from a car having a swivel caster on the lower surface of the bottom plate that allows the wheels to change direction freely, and that prevents the car from shaking when the car moves. It is characterized by including a fixed caster, a locking portion provided above the fixed caster and having a locking member for locking to the basket wheel, and a connecting portion for connecting the basket wheel and another basket wheel. And.

The connecting portion may be configured to include a connecting tool for connecting the basket wheel and another basket wheel and a mounting member for mounting the connecting tool.

The connecting tool is a connecting plate provided with a connecting hole for being attached to the mounting member, and the mounting member is such that the connecting plate attached to the mounting member rotates horizontally around the connecting hole. It may be configured to be movable.

A configuration further comprising a support member connected to the upper portion of the fixed caster and supporting the locking portion, and a support adjusting portion having an adjusting member for adjusting the distance between the fixed caster and the locking portion. It may have been.

The adjusting member is a plurality of fastening members and springs provided on the outer periphery of the supporting member, and the supporting member is fixed to the lower surface of the locking member and penetrated on the upper portion of the fixed caster. The fastening member may be a support column that is inserted into the hole and is provided in each predetermined range in the vertical direction with respect to the through hole.

The locking member includes a top plate, a pair of locking plates provided so as to extend substantially orthogonally to the top plate and a connecting portion formed thereof, and the pair of locking plates via the connecting portion. It is a connecting member that connects the space with the rising portion of the angle of the basket wheel so as to have a lockable distance, and one of the pair of locking plates is fixed to the top plate and the other is fixed to the top plate. By rotating around the connecting portion, the top plate may be locked to the rising portion of the angle and the top plate may be in contact with the lower portion of the angle.

The shake prevention method according to the present invention is a shake prevention method for preventing the basket car from shaking when the car has a swivel caster on the lower surface of the bottom plate that allows the wheels to change direction freely, and is provided on the upper portion of the fixed caster. It is characterized in that the locking member is locked to the car and the car and another car are connected by a connecting portion.

According to the present invention, when transporting a plurality of basket cars, it is possible to prevent blurring when the basket cars move.

It is a perspective view of the blur prevention attachment 1 which concerns on this embodiment. It is a front view of the shake prevention attachment 1 which concerns on the same embodiment. It is a side view of the shake prevention attachment 1 which concerns on the same embodiment. It is a rear view of the shake prevention attachment 1 which concerns on the same embodiment. It is a figure for demonstrating an example of the method of attaching the shake prevention attachment 1 which concerns on the same Embodiment to a basket car 2. It is a figure for demonstrating an example of the method of attaching the shake prevention attachment 1 which concerns on the same Embodiment to a basket car 2. It is an enlarged sectional view around the top plate 14 which concerns on the same embodiment. It is a figure for demonstrating an example of the method of connecting a basket car 2 equipped with the shake prevention attachment 1 which concerns on the same embodiment, and another basket car 2. It is a figure for demonstrating an example of the method of connecting a basket car 2 equipped with the shake prevention attachment 1 which concerns on the same embodiment, and another basket car 2.

Hereinafter, examples of embodiments of the present invention will be described with reference to the drawings. In the following embodiments, the same or corresponding configurations may be designated by the same reference numerals and description thereof may be omitted. In addition, a plurality of components having substantially the same functional configuration or logical significance may be distinguished by adding different alphabets after the same code. Further, in the drawings, the reference numerals indicating the unity of a plurality of configurations may be underlined. Further, in the following description, the vertical direction and the opposite direction of the vertical direction are simply referred to as an upward direction and a downward direction (vertical direction when not limited to one direction), respectively. Further, in the following description, the traveling direction in which the car is towed is referred to as a forward direction.

<1. Configuration example of blur prevention attachment 1>
First, an example of the configuration of the blur prevention attachment 1 according to the present embodiment will be described with reference to FIGS. 1 to 4. FIG. 1 is a perspective view of the blur prevention attachment 1 according to the present embodiment. FIG. 2 is a front view of the blur prevention attachment 1 according to the present embodiment. FIG. 3 is a side view of the blur prevention attachment 1 according to the present embodiment. FIG. 4 is a rear view of the blur prevention attachment 1 according to the present embodiment.

As shown in FIG. 1, the anti-shake attachment 1 includes a fixed caster 10, a support adjusting portion 20, a locking portion 40, a connecting portion 50, and a grip portion 61.

The fixed caster 10 includes wheels 11, axles 12, forks 13a and 13b, and a top plate 14. Here, the axle 12 joins the wheel 11 and the forks 13a and 13b. The forks 13a and 13b are formed to connect the axle 12 and the top plate 14, and as a result connect the wheels 11 and the top plate 14. Through holes 25a to 25d are formed in the vertical direction near the corners of the top plate 14. The through holes 25a to 25d are formed to have a size in which the support pillar 21 described later can be inserted, but the fastening member 22 and the spring 24 described later cannot be inserted. The type and shape of the fixed caster 10 is circular in the example shown in FIG. 1, but is not limited to this example.

The fixed caster 10 is a caster in which the direction in which the wheel 11 faces is fixed. The fixed caster 10 is used as an additional caster in the car 2 having a swivel caster capable of freely changing the direction of the wheels. The fixed caster 10 has a function of preventing blurring of the movement path caused by the turning caster of the basket car 2 when towing the basket car 2, as compared with the case where the blur prevention attachment 1 is not attached.

The support adjusting unit 20 includes support columns 21a to 21d, nuts 22a to 22f, adjuster bolts 23a to 23d, and springs 24a and 24b.

The support columns 21a to 21d extend in the vertical direction and are inserted into the through holes 25a to 25d of the top plate 14, respectively. In the example shown in FIGS. 1 to 4, the shapes of the horizontally cut surfaces of the support columns 21a to 21d are all the same. On the other hand, the shapes may be different from each other as long as the support columns 21a to 21d can be inserted into the through holes 25a to 25d, respectively.

The support columns 21a to 21d have a function of connecting the fixed caster 10 and the locking portion 40. Specifically, the support columns 21a to 21d have a function of supporting the locking portion 40 in a state of being connected to the top plate 14 of the fixed caster 10.

The nuts 22a to 22f are examples of fastening members used for connecting the top plate 14 and the support columns 21a to 21d. As shown in FIG. 2, the nut 22a is attached above the top plate 14 in the support column 21b. Further, the nuts 22b and 22c are attached to the lower side with respect to the top plate 14 in the support columns 21b and 21a, respectively. Similarly, as shown in FIG. 4, the nut 22e is attached above the top plate 14 in the support column 21d, and the nuts 22d and 22f are attached below the top plate 14 in the support columns 21c and 21d, respectively. .. The upper nut 22 and the lower nut 22 with respect to the top plate 14 are attached at a predetermined distance from each other.

Further, the nuts 22a to 22f are used not only for connecting the top plate 14 and the support columns 21a to 21d, but also as an adjusting member for determining the adjusting range of the distance between the top plate 14 and the locking portion 40. Has a function. In addition, the nuts 22a to 22f have a function of holding the support rods 21a to 21d inserted into the through holes 25a to 25d of the top plate 14. For example, the nut 22 attached to the lower portion of the top plate 14 functions to maintain the state in which the support rod 21 is inserted into the through hole 25 of the top plate 14.

The adjuster bolts 23a to 23d are attached to the upper end portions of the support columns 21a to 21d, respectively, and the support columns 21a to 21d are fixed to the top plate 46 located below the locking portion 40 described later. The adjuster bolts 23a to 23d have a function as a fastening member for stably supporting the locking portion 40 on the support columns 21a to 21d.

The springs 24a and 24b are provided so as to wrap around the outer circumferences of the support columns 21a and 21c, respectively. The spring 24a has an outer diameter longer than the diameter of the through hole 25b and is not inserted into the through hole 25b. Therefore, the spring 24a is deformed so as to contract according to the distance between the top plate 14 and the top plate 46, which changes due to the downward movement within a predetermined range with the support column 21a inserted into the through hole 25a. To do. Similarly, the spring 24b is deformed so as to contract according to the distance between the top plate 14 and the top plate 46 when the support column 21c is inserted into the through hole 25c.

The springs 24a and 24b are, for example, compression coil springs. The springs 24a and 24b have a function as an adjusting member for adjusting the distance between the fixed caster 10 and the locking portion 40 when the anti-shake attachment 1 is attached to the basket wheel 2.

In the case of the example shown in FIGS. 1 to 4, the member attached to the upper side of the top plate 14 of the support rod 21 is either the nut 22 or the spring 24, but the nut 22 and the spring 24 are the same. It may be attached to the upper side of the top plate 14 of the support rod 21 of the above. For example, a spring 24 having an inner diameter larger than the outer diameter of the nut 22 may be attached to the portion.

The locking portion 40 includes a top plate 46, an L-shaped plate 41, a rotating plate 42, a connecting member 43, a spacer 44, and a rotating handle 45. The locking portion 40 is provided above the fixed caster 10 as shown in FIGS. 1 to 4.

The top plate 46 is located below the locking portion 40 and is supported by the support columns 21a to 21d. The top plate 46 receives an upward elastic force from the springs 24a and 24b when the springs 24a and 24b are contracted.

The L-shaped plate 41 is a member fixed to the upper surface of the top plate 46. The L-shaped plate 41 is composed of two side portions. Of the two side portions of the L-shaped plate 41, one side portion (hereinafter referred to as the rising portion 411) is substantially orthogonal to the top plate 46, and the other side portion (hereinafter referred to as the lower portion 412) is the sky. It is fixed so as to overlap on the plate 46. The rising portion 411 and the lower portion 412 are configured as the same member as the L-shaped plate 41 in the example shown in FIGS. 1 to 4, but may be configured as separate members.

The rotating plate 42 is provided in parallel with the rising portion 411 at a predetermined distance, and is connected to the rising portion 411 via a connecting member 43 described later. The rising portion 411 and the rotating plate 42 function as a pair of locking plates provided on the top plate 46 so as to extend in the vertical direction and in which the connecting portion 43 is formed. In one example shown in FIGS. 1 and 3, the connecting member 43 is inserted into a connecting portion (connection hole) formed in the rising portion 411, the rotating plate 42, and the spacer 44 described later, whereby the rising portion is formed. It is a rod-shaped member that connects the 411 and the rotating plate 42.

The spacer 44 is an example of a connecting member provided so as to be sandwiched between the rising portion 411 and the rotating plate 42. The spacer 44 is, for example, a plate-shaped member having a through hole formed as shown in FIG. 3, and the connecting member 43 is inserted into the through hole. By providing the spacer 44 between the rising portion 411 and the rotating plate 42, a space having a predetermined size is generated between the rising portion 411 and the rotating plate 42, that is, under the spacer 44. become. The spacer 44 may be a member coupled to the rising portion 411 or the rotating plate 42.

The rotating handle 45 is a handle attached to the rotating plate 42, and is a member for rotating the rotating plate 42 around a connection hole into which the connecting rod 43 is inserted. By using the rotating handle 45, the operator can easily perform the rotating work of the rotating plate 42.

Here, an example of rotation of the rotating plate 42 will be described with reference to FIG. In FIG. 2A, the rotating plate 42 is in a sideways orientation. Here, the operator grasps the rotating handle 45 and moves it so as to rotate it counterclockwise with respect to the forward direction, whereby the rotating plate 42 rotates about the connecting rod 43, and FIG. 2 (b) shows. It will be in portrait orientation as shown in.

In this way, the locking portion 40 has a function of locking with the basket wheel 2 by the locking member. The configuration of the locking member included in the locking portion 40 is not limited to the example shown in FIGS. 1 to 4 as long as it can be locked with the basket wheel 2. The locking portion 40 may have a configuration capable of locking with any part of the basket wheel 2 while the fixed caster 10 is in contact with the ground. For example, the locking portion 40 locks with an angle provided in the rear lower portion of the basket wheel 2. A specific example of a method of mounting the anti-shake attachment 1 using the locking portion 40 on the basket wheel 2 will be described later.

The explanation will be continued by returning to FIG. The connecting portion 50 includes mounting members 51a and 51b, and a connecting tool 53. In the example shown in FIG. 1, the mounting members 51a and 51b are members in which mounting holes 52a and 52b are formed in the vertical direction, respectively, and are fixed to the rising portion 411 at a predetermined distance in the vertical direction. The connector 53 connects the basket car 2 to which the blur prevention attachment 1 is mounted and another basket car 2.

The attachment members 51a and 51b are used to attach the connector 53 to the anti-shake attachment 1. The shape of the mounting member 51 is not limited to the above example, and may be any shape as long as the connector 53 can be mounted. A specific example of the method of connecting the basket cars 2 by the connecting portion 50 will be described later. Further, a detailed description and a specific example of the connector 53 will be described later.

The grip portion 61 is a grip member fixed to the rising portion 411. The grip portion 61 may be a member that facilitates the operator to grip the anti-shake attachment 1. For example, as shown in FIG. 3, the grip portion 61 is a rod that extends horizontally from the rising portion 411 and bends downward in the middle. The operator can easily grip the gripping member and grip the rising portion of the rod to move the anti-shake attachment 1 in the front-rear direction or push it under the basket wheel 2.

The configuration of the blur prevention attachment 1 according to the present embodiment has been described above.

<2. Example of mounting the anti-shake attachment 1>
Subsequently, an example of a method of mounting the anti-shake attachment 1 according to the present embodiment on the basket car 2 will be described with reference to FIGS. 5 to 7. 5 and 6 are diagrams for explaining an example of a method of mounting the anti-shake attachment 1 according to the present embodiment on the basket car 2.

FIG. 5 shows a part of the anti-shake attachment 1 and the basket wheel 2a. Note that FIG. 5 shows wheels 210a, axles 220a, forks 230a, swivel portions 240a, bottom plates 250a, angles 260, and frames 270a and 270b, which are part of the configuration of the rear lower portion of the basket wheel 2a. Here, the angle 260 is a member having an L-shaped cross section provided in the rear lower portion of the basket wheel 2a.

In FIG. 5, the blur prevention attachment 1 is in a state before being attached to the basket car 2a. When mounting on the basket wheel 2a, the operator first grips the grip portion 61 so that the fixed caster 10 to the top plate 46 of the anti-shake attachment 1 can be inserted under the bottom plate 250 of the basket wheel 2a. And push down. In FIG. 5, the position of the top plate 46 is lowered by pushing down the anti-shake attachment 1 with the operator's hand H, that is, the distance between the top plate 46 and the top plate 14 is shortened. It is shown. At this time, as shown in FIG. 5, the lower end portions of the support columns 21b and 21c protrude from the through holes 25b and 25c, respectively, by the amount that the distance between the top plate 46 and the top plate 14 is shortened. ing. The operator pushes the anti-shake attachment 1 in the forward direction (direction toward the car 2a), moves it until the anti-shake attachment 1 and the car 2a come into contact with each other, and moves the fixed caster 10 to the top plate 46 of the car 2a. Put it under the bottom plate 250.

FIG. 6 is a cross-sectional view showing a rear lower portion of the anti-shake attachment 1 and the basket wheel 2a. FIG. 6 shows wheels 210b, forks 230b, swivel portions 240b, bottom plates 250b, angles 260, and frames 270c and 270d, which are part of the rear lower portion of the basket wheel 2a. The anti-shake attachment 1 is attached to the angle 260 of the basket wheel 2a, for example, as shown in FIG.

On the left side of FIG. 6, the shake prevention attachment 1 is pushed by the operator's hand H in the state shown in FIG. 5, so that the lower portion 412 of the L-shaped plate 41 comes into contact with the lower surface of the angle 260 of the basket wheel 2. It is in a state of moving to. Here, the rising portion of the angle 260 is located between the rotating plate 42 and the rising portion 411 of the locking portion 40, that is, below the spacer 44. Here, the operator moves the rotating handle 45 counterclockwise with respect to the forward direction to change the rotating plate 42 in the vertical direction.

On the right side of FIG. 6, the shake prevention attachment 1 in which the operator moves the rotating plate 42 in the vertical direction in the state shown on the left side of FIG. 6 is shown. Since the rotating plate 42 is oriented vertically, the rotating plate 42 and the rising portion 411 are in a state of sandwiching the rising portion of the angle 260. Here, when the car 2a is towed by human power or a towing vehicle, the car 2a moves with the rising portion of the angle 260 in contact with the rotating plate 42.

Further, the upper surface of the lower portion 412 of the L-shaped plate 41 is in contact with the lower surface of the angle 260. At that time, the distance between the top plate 14 and the locking portion 40 is increased by the support adjusting portion 20 so that the lower portion 412 is always in contact with the lower surface of the angle 260 due to the upward elastic force of the springs 24a and 24b described above. Be adjusted.

Here, an example of a method of adjusting the distance between the top plate 14 and the locking portion 40 by the support adjusting portion 20 will be described with reference to FIG. 7. FIG. 7 is an enlarged cross-sectional view of the vicinity of the top plate 14, showing the support columns 21a and 21b of the support adjustment portion 20, the nuts 22a to 22c, and the spring 24a.

Here, the range in which the support columns 21a and 21b move in the vertical direction is determined based on the positions of the nuts 22a and 22b attached to the support columns 21b. In the case of the example shown in FIG. 7, the range in which the support columns 21a and 21b move in the vertical direction is from the position where the upper surface of the nut 22b is in contact with the lower surface of the top plate 14 to the position where the lower surface of the nut 22a is in contact with the upper surface of the top plate 14. Between.

The springs 24a and 24b are in a state of pushing the lower portion 412 of the top plate 46 and the L-shaped plate 41, and the top plate 14. Therefore, in the situation shown in FIG. 6, the lower portion 412 is in a stable contact with the lower surface of the angle 260, while the fixed caster 10 is in a stable contact with the ground. The above description is the same for the support columns 21c and 21d.

As described with reference to FIGS. 6 and 7, the lower portion 412 of the L-shaped plate 41 is pressed against the lower portion 261 of the angle 260 by the elastic force of the springs 24a and 24b, and the rising portion 411 and the rising portion 411 of the L-shaped plate 41 and When the rotating plate 42 sandwiches the rising portion 262 of the angle 260, the entire locking portion 40 is locked with the angle 260. The basket wheel 2a is towed while maintaining the state in which the anti-shake attachment 1 is attached to the basket wheel 2a.

In this way, the anti-shake attachment 1 can be attached by utilizing the shape originally provided in the basket car 2. Further, the anti-shake attachment 1 can be attached to the car 2 and used regardless of the distance from the lower surface of the angle (lower part 261 of the angle 260) of the car 2 corresponding to the type of the car 2 to the ground. Is.

<3. Connection example of basket car 2>
Subsequently, with reference to FIGS. 8 and 9, an example of a method of connecting the basket car 2 equipped with the blur prevention attachment 1 and another basket car 2 will be described. First, an example of the connector 53 attached to the attachment member 51 and the other basket wheel 2 will be described. FIG. 8 is a diagram for explaining an example of the configuration of the connector 53 according to the present embodiment. FIG. 8A is a side view of the connector 53. FIG. 8B is a plan view of the connector 53. FIG. 8C is a front view of the connector 53.

In the example shown in FIGS. 8A to 8C, the connecting tool 53 includes a main body portion 531, a connecting hole 532, an intermediate plate 533, an end plate 534, and a spacer 535. The main body 531 is a rectangular plate-shaped member (connecting plate) whose front and back surfaces are elongated. The connecting hole 532 is formed in the vertical direction at the end portion of the main body portion 531 in the front direction. The connecting hole 532 is a hole for attaching the connecting tool 53 to the mounting member 51 of the anti-shake attachment 1. The intermediate plate 533, the end plate 534, and the spacer 535 are members provided at the rear end portion of the main body portion 531 for attaching the connecting tool 53 to the other basket wheel 2. Although not shown in FIG. 8, the connector 53 includes a pin 536. The pin 536 is inserted into the mounting holes 52a and 52b and the connecting hole 532 of the connecting tool 53, and the mounting members 51a and 51b and the connecting tool 53 are connected.

Subsequently, an example of connecting the basket car 2 by the connecting portion 50 will be described. FIG. 9 is a diagram for explaining an example of connection between the basket car 2 and another basket car 2 by the shake prevention attachment 1 and the connecting portion 50 according to the present embodiment. FIG. 9A is a side sectional view showing a state in which the car 2a and the car 2b are connected. FIG. 9B is a plan view showing a state in which the car 2a and the car 2b are connected.

The mounting members 51a and 51b are provided so that the mounted connecting tool 53 can rotate in the horizontal direction about the connecting hole 532. For example, as shown in FIG. 9A, the pin 536 is inserted into the attachment holes 51a and 51b and the connection hole 531 of the connector 53, and the connector 53 is attached to the anti-shake attachment 1. Further, in the connecting tool 53, the intermediate plate 533, the end plate 534, and the spacer 535 are hooked on the angle 260b on the front side of the basket wheel 2b, so that another basket wheel 2b to which the blur prevention attachment 1 is not attached is not attached. Attached to.

As described above, according to the shake prevention attachment 1 provided with the connecting portion 50, it is possible to connect a plurality of basket cars 2 and further prevent the basket car 2 from shaking when towing the basket car 2. it can. Further, the mounting members 51a and 51b are provided so that the connecting tool 53 can rotate in the horizontal direction about the connecting hole 532, so that the basket wheel 2 equipped with the blur prevention attachment 1 can be smoothly turned. Becomes possible.

The example of the method of connecting the basket car 2 equipped with the shake prevention attachment 1 and the other basket car 2 has been described above. Although an example having a plate-shaped member as the connecting tool 53 has been described, the shape of the connecting tool 53 is not limited to such an example. For example, the main body 531 may be cylindrical or the like. Further, for example, the connector 53 may be attached to the anti-shake attachment 1 by screws and bolts. At that time, the mounting member 51 is provided according to the shape of the connecting tool 53. Further, the connecting portion 50 does not have to be composed of a plurality of separated members such as the mounting member 51 and the connecting tool 53. For example, the connecting portion 50 may have a configuration in which the main body portion 531 of the connecting tool 53, the intermediate plate 533, the end plate 534, and the spacer 535 are directly provided on the blur prevention attachment 1. By providing the connecting portion 50 directly on the blur prevention attachment 1, it is possible to further save the trouble of towing a plurality of basket cars 2.

When the connector 53 is directly attached to the basket wheel 2, the anti-shake attachment 1 does not need to include the attachment member 51. Further, the anti-shake attachment 1 can be used not only when a plurality of basket cars 2 are connected and transported, but also when a single basket car 2 is transported. In that case, the connecting portion 50 is used. You don't have to prepare.

1 Anti-shake attachment 10 Fixed caster 11 Wheel 12 Axle 13 Fork 14 Top plate 20 Support adjustment part 21 Support pillar 22 Nut 23 Adjuster bolt 24 Spring 40 Locking part 41 L-shaped plate 411 Rising part 412 Lower part 42 Rotating plate 43 Connecting member 44 Spacer 45 Rotating handle 50 Connecting part 51 Mounting member 52 Mounting hole 53 Connecting tool 531 Main body part 532 Connecting hole 533 Intermediate plate 534 End plate 535 Spacer 536 pin 61 Grip part 2 Basket wheel 260 Angle

Claims (7)

An anti-shake attachment that can be attached to and detached from a car having a swivel caster on the lower surface of the bottom plate that allows the wheels to change direction freely, and that prevents the car from shaking when the car moves.
Fixed casters and
A locking portion provided above the fixed caster and having a locking member for locking to the car.
An anti-shake attachment characterized by including a connecting portion for connecting the car and another car. The anti-shake attachment according to claim 1, wherein the connecting portion includes a connecting tool for connecting the car and another car and a mounting member for attaching the connecting tool. The connecting tool is a connecting plate provided with a connecting hole for being attached to the mounting member.
The anti-shake attachment according to claim 2, wherein the mounting member is provided so that the connecting plate attached to the mounting member can rotate in the horizontal direction about the connecting hole. A claim further comprising a support member that connects to the upper portion of the fixed caster and supports the locking portion, and a support adjusting portion having an adjusting member that adjusts the distance between the fixed caster and the locking portion. The anti-shake attachment according to any one of 1 to 3. The adjusting member is a plurality of fastening members and springs provided on the outer periphery of the supporting member.
The support member is fixed to the lower surface of the locking member and is inserted into a through hole provided in an upper portion of the fixed caster, and the fastening member is predetermined in the vertical direction with reference to the through hole. The anti-shake attachment according to claim 4, which is a support pillar provided in the range. The locking member includes a top plate, a pair of locking plates provided so as to extend substantially orthogonally to the top plate and a connecting portion formed thereof, and the pair of locking plates via the connecting portion. It is a connecting member that connects the space with the rising portion of the angle of the car so as to have a lockable distance.
One of the pair of locking plates is fixed to the top plate, and the other is rotated around the connecting portion to be locked to the rising portion of the angle.
The anti-shake attachment according to any one of claims 1 to 5, wherein the top plate abuts on the lower portion of the angle. It is a shake prevention method for preventing the shake of the basket car when the basket car has a turning caster on the lower surface of the bottom plate so that the wheels can be freely changed.
A shake prevention method characterized in that a locking member provided above the fixed caster is locked to the car and the car and another car are connected by a connecting portion.

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