JP3081825U - Cylindrical body fixing device - Google Patents

Abstract

(57) Abstract: An operation for winding a band member around a cylindrical portion of a cylindrical body can be smoothly performed, and the fixed cylindrical body can be reliably prevented from moving. A cylindrical body fixing device is provided. SOLUTION: A base portion 26 for mounting the cylindrical body 12 thereon.
A locking portion 28 provided on a part of a base portion 26 located on one side of the cylindrical body 12,
Cylindrical fixing band members 63 and 64 that are wound around and fix the cylindrical body 12;
And a connecting and tightening device 39 which is provided at the distal end of the fixing member 64 and is detachably connected to the locking portion 28 by one-touch operation and tightened. The cylindrical fixing band members 63 and 64 are divided into three arc-shaped portions 63a and 64a. These arc portions are connected to each other by a hinge 66 so as to be relatively rotatable, and elastic members 63b and 64b are provided on the inner peripheral surfaces of these arc portions.

Description

[Detailed description of the invention]

[0001]

[Technical field to which the invention belongs]

 The present invention is, for example, to fix a cylindrical body such as an LPG cylinder filled with fuel LPG (liquefied petroleum gas), which is fixed on a flat portion of the upper surface of a body behind a seat of a forklift vehicle. It concerns the device.

[0002]

[Prior art]

 Conventionally, as an LPG cylinder fixing device, as shown in FIG. 17, for example, a cylindrical body for fixing a fuel LPG cylinder 12 on a flat portion 14 on the upper surface of a vehicle body behind a seat 10 of a forklift vehicle. There was a fixing device (Utility Model Registration No. 3029936).

In the cylindrical body fixing device shown in FIG. 17, a base 26 is slidably fixed on a flat portion 14 on the upper surface of the vehicle body behind the seat 10, and the LPG cylinder 12 is mounted on the base 26. The LPG cylinder 12 is placed, and the band-shaped plate members 34 and 35 are wound around the cylindrical portion of the LPG cylinder 12, and is engaged with the connection fastening device 39 provided at the distal end of the band-shaped plate members 34 and 35. The two LPG cylinders 12 are fixed on the base 26 by fastening the LPG cylinders 12 by the band-shaped plate members 34 and 35 through the engagement with the pins 28 and 29. Reference numeral 20 denotes a working fork portion, and reference numeral 22 denotes a lamp portion such as a brake lamp or a traveling direction changing lamp.

[0004]

[Problems to be solved by the invention]

 However, in the conventional cylindrical body fixing device, since each of the band-shaped plate members 34 and 35 is formed of a thin bare metal plate having a thickness of about 0.5 mm, the cylindrical portion of the LPG cylinder 12 is formed. It is difficult to handle when wrapping around the LPG cylinder, and the frictional force between the LPG cylinder 12 and the LPG cylinder 12 is very small. There was no small possibility that the plate members 34 and 35 would come off the LPG cylinder 12.

In view of the above problems, the present invention can smoothly perform an operation of winding a band member for fixing a cylindrical body around a cylindrical portion of the cylindrical body, and can fix the fixed cylindrical body. An object of the present invention is to provide a cylinder fixing device that can reliably prevent a band member that moves or fixes a cylinder from coming off the cylinder.

[0006]

[Means for Solving the Problems]

 In order to solve the above problems, the cylindrical body fixing device of the present invention includes a base portion for mounting the cylindrical body, and a locking portion provided on a part of the base portion located on one side of the cylindrical body. A cylinder having a base end portion hingedly connected to another portion of the base portion located on the other side of the cylindrical body, the length direction of which is wound around the cylindrical body to fix the cylindrical body. A body fixing band member; and a connection tightening device provided at a distal end portion of the cylindrical body fixing band member to removably connect and lock the locking portion with a one-touch operation. It is divided into two arc-shaped portions, these arc-shaped portions are connected to each other by a hinge so as to be relatively rotatable, and an elastic material is provided on the inner peripheral surface of these arc-shaped portions.

According to the cylindrical body fixing device having such a configuration, the cylindrical body fixing band member is divided into three arc-shaped portions, and these arc-shaped portions are connected to each other by hinges so as to be relatively rotatable. The operation of winding the cylindrical fixing band member around the cylindrical body can be performed smoothly.

Further, since an elastic material is provided on the inner peripheral surface of the arc-shaped portion, the frictional force between the cylindrical body fixing band member and the cylindrical body increases, and the cylindrical body is caused by vibration. It is possible to reliably prevent the moving member inside the fixed band member or the detachment of the cylindrical body fixing band member from the cylindrical body due to a large impact.

[0009]

[Embodiment of the invention]

 Hereinafter, embodiments of the present invention will be specifically described with reference to the drawings. 1 to 16 show a first embodiment of the cylindrical body fixing device according to the present invention.

As shown in FIG. 1, two LPG cylinders 12 (cylindrical bodies) are stacked and fixed behind a seat 10 of a forklift vehicle. That is, a base 26 is arranged on the flat surface 14 on the upper surface of the vehicle body after the seat 10, and two LPG cylinders 12 are stacked and fixed on the base 26. .

Hereinafter, the cylindrical body fixing device having the base 26 will be described in detail with reference to FIGS. FIG. 2 is a front view of the base 26 as viewed from the rear of the forklift vehicle. On the upper surface side of the base portion 26, two concave portions 26a and 26b for mounting the LPG cylinder 12 are formed on the left and right. At the end of the base portion 26 near the concave portion 26a, a locking pin (locking portion) 28 bent in a U-shape is provided, and at the end portion of the base portion 26 near the concave portion 26b. Also, a locking pin (locking portion) 29 which is similarly bent in a U-shape is provided.

A support member 31 having a width of about 5 cm is provided upright at a central portion of the base portion 26 on the side of the concave portion 26 a so as to bend so that a front end portion is inclined toward the center side of the base portion 26. A support member 32 of the same width, the tip of which is also bent toward the center of the base 26, is also provided upright at the center of the base 26 at the recess 26b side.

As shown in FIG. 3, to the bent front ends of the support members 31 and 32, the front ends of both legs of a round bar 27 bent in a U-shape are fixed by welding. As shown in FIGS. 4 and 5, the round bar 27 has bent portions 63c of band plates 63a and 64a at the base ends of cylinder fixing band members 63 and 64 (cylindrical body fixing band members). The leading ends of the bent portions 63c and 64c are further bent so that the round bar 27 and the bent portions 63c and 64c are hinged to each other, so that each cylinder fixing band. The base ends of the members 63 and 64 are rotatably connected around the round bar 27.

As shown in FIG. 6, the cylinder fixing band member 63 (similar to the cylinder fixing band member 64) is divided into three arc-shaped portions with a width of about 5 cm, which is the same as that of the support members 31 and 32. Are connected by a hinge 66 so as to be relatively rotatable relative to each other.

The cylinder fixing band member 63 (64) is basically composed of the band plate 63a (64a) and the hinge 66. As shown in FIG. 7, the band plate 63a (64a) A rubber covering material 63b (64b) (elastic material) is provided to cover both sides of the inner peripheral surface (lower surface in FIG. 7) and side surfaces and the outer peripheral surface (upper surface in FIG. 7).

As shown in FIG. 6, the end of the band plate 63a (64a) at the base end (left end in the figure) of the cylinder fixing band member 63 (64) is bent to form a bent portion 63c (64c). A bracket 53 is fixedly provided at the tip (right end in the figure) of the cylinder fixing band member 63 (64).

As shown in FIGS. 8 and 9, the bracket 53 at the tip of the cylinder fixing band member 63 (64) is detachably connected to the locking pins 28 and 29 by one-touch operation. A coupling fastening device 39 capable of being tightened is provided rotatably around the pin 55.

The connection tightening device 39 includes a link member 41, and the link member 41 includes a locking ring (a mating locking portion) 43 that fits and locks the locking pins 28 and 29. One end has a U-shaped member 45 (U-shaped portion) having a pair of legs 45a and 45b formed at the other end.

Since the U-shaped member 45 is arranged around the cylindrical portion of the LPG cylinder 12, it is bent in the middle as shown in FIG. The locking ring 43 is connected via a rod member 47 integrally provided thereto to a connecting end for integrally connecting the legs 45a and 45b of the U-shaped member 45 so as not to come off.

An intermediate member 49 formed in a hexagonal nut shape is rotatably connected about a rotation pin 48 between the distal ends of the legs 45 a and 45 b of the U-shaped member 45. A rectangular through hole (not shown) is formed in the intermediate member 49, and an operation member 51 having a rectangular cross section is slidably inserted through the through hole of the intermediate member 49.

One end of the operation member 51 is rotatably connected via a pin 55 to a bracket 53 fixed to a band plate 63 a at the tip of a cylinder fixing band member 63. A handle 51a is formed at the other end of the operation member 51, and the handle 51a is rotated about 90 ° clockwise from the state of FIG. 9 to be disposed around the cylindrical portion of the LPG cylinder 12. Therefore, as shown in FIG. 9, it is bent in the middle. A flange portion 57 is formed at one end of the operation member 51, and a flange portion 58 is formed at an intermediate portion of the length of the operation member 51.

Between the flange portion 57 and the intermediate member 49, a compression spring 60 (compression elastic member) is provided wound around the operation member 51, and the intermediate member 49 is connected to the operation member 51. The intermediate member 49 is in contact with the flange portion 58 and cannot move from the flange portion 58 toward the handle portion 51a.

In the cylindrical body fixing device having such a configuration, after a total of two LPG cylinders 12 are placed on the concave portions 26 a and 26 b of the base 26, the cylinder fixing band members 63 and 64 are connected to the LPG cylinder 12. After being wound around each of the cylindrical portions while being sequentially bent at the hinge 66, the locking ring 43 of the connecting and tightening device 39 in the state shown in FIGS. Combine.

In this state, the rubber coating members 63 b and 64 b of the respective arc-shaped portions of the cylinder fixing band members 63 and 64 cannot be brought into close contact with the peripheral surface of the cylindrical portion of the LPG cylinder 12. The portion 51a is pushed in the direction of arrow P to rotate the operation member 51 about 90 ° clockwise about the pin 55.

Then, during the rotation, the compression spring 60 is gradually compressed to increase the repulsive force, and after the handle portion 51a has finished rotating, the compression spring 60 is applied to the band plates 63a, 64a of the dead-end cylinder fixing band members 63, 64. When contact is made, the repulsive force of the compression spring 60 reaches a maximum value.

Using the maximum repulsive force of the compression spring 60 as a tightening force, the tightening of the LPG cylinder 12 by the cylinder fixing band members 63 and 64 is completed, and thus the two LPG cylinders 12 are mounted on the base. It will be fixed on the part 26. FIG. 10 is a diagram showing a state of the connection tightening device 39 when such a tightening operation is completed.

According to the cylindrical body fixing device having such a configuration, each of the cylinder fixing band members 63 and 64 is divided into three arc-shaped portions, and these arc-shaped portions are rotatably connected to each other by the hinge 66. The operation of winding the cylinder fixing band members 63 and 64 around the LPG cylinder 12 can be performed smoothly.

Since the rubber coatings 63b and 64b are provided on the inner peripheral surfaces of the band plates 63a and 64a in the arc-shaped portions, the frictional force between the rubber coatings 63b and 64b and the LPG cylinder 12 is reduced. As a result, it is possible to reliably prevent the LPG cylinder 12 from moving inside the cylinder fixing band members 63 and 64 due to the vibration and the cylinder fixing band members 63 and 64 from coming off the LPG cylinder 12 due to a large impact. .

Next, a description will be given of a slide support device disposed between the base portion 26 and the flat portion 14 on the upper surface of the body of the forklift vehicle. As shown in FIG. 11, the slide supporting device has a quadrangular fixing portion 65 having a plurality of bolt holes 65a for directly fixing the flat portion 14 on the upper surface of the body of a forklift vehicle by bolts, and a base member thereon. And a quadrilateral movable portion 67 having a plurality of bolt holes 67a for fixing the base portion 26 with bolts and capable of slidably moving the base portion 26 with respect to the fixing portion 65.

As shown in FIG. 12, both ends of the fixed portion 65 are bent in a U-shape, and a rail member 69 integrally fixed to the movable portion 67 is slidable in the inner concave portion. Mated. The both sides of the movable part 67 are bent at a right angle as shown in the figure, and the outside of the bent part is integrally welded to two rail members 69 respectively.

As shown in FIG. 11, one stopper 71 formed in a rectangular parallelepiped shape is integrally formed near each of the two rail members 69 on the lower side of the bottom plate portion 65b of the fixing portion 65 in the drawing. The engaging pin 73 is integrally welded and stands upright at the center of the bottom plate portion 65b of the fixed portion 65.

At the upper end in FIG. 11 of each of the two rail members 69, a screw member is provided by screwing the screw portion into the rail member 69 with the knurled head 75 inside. ing. The head 75 of the screw member comes into contact with the stopper 71 when the movable portion 67 is pulled out together with the base portion 26 in FIG. 11 to prevent the rail member 69 from falling off from the fixed portion 65. It is.

As shown in FIG. 11, a one-touch lever 77 (one-touch operation means) is provided on the back side of the movable portion 67 (the side facing the bottom plate portion 65 b in FIG. 12) so as to be rotatable about a pin 78. ing. Outside the movable portion 67 of the one-touch lever 77, a handle portion 77a is formed so as to extend in a direction parallel to the movable portion 67 (horizontally as shown in FIG. 12).

As shown in FIG. 11, at the tip of the one-touch lever 77, an inclined portion 77c that slides on the engagement pin 73 and an engagement recess 77b that can be engaged with the engagement pin 73 are formed. . As shown in FIGS. 13 and 15, when the rail member 69 integrated with the movable portion 67 is slid with the fixed portion 65 to push the movable portion 67 into the seat 10 of the forklift vehicle, the inclined portion 77c is engaged. By sliding with the mating pin 73, the one-touch lever 77 rotates clockwise in FIG. 13 against the tensile force of the tension spring 80.

When the movable recess 67 is moved to a position where the engagement recess 77 b coincides with the engagement pin 73, the engagement recess 77 b engages with the engagement pin 73. At this time, the one-touch lever 77 is rotated in the opposite direction by the tensile force of the tension spring 80, and the engagement recess 77b hits the engagement pin 73 and stops rotating. Thus, it is possible to prevent the movable portion 67 from coming out of the fixed portion 65 to the rear side of the forklift vehicle by itself.

When the rail member 69 integrated with the movable portion 67 is again slid so as to be pulled out from the fixed portion 65, the grip portion 77a is grasped and pulled downward in FIG. The lever 77 rotates again in the clockwise direction in FIG. 13 and the engaging recess 77b is disengaged from the locking pin 73. In this state, the movable portion 67 can be pulled out to the rear of the forklift vehicle via the rail member 69.

As shown in FIGS. 11 and 14, after the head portion 75 of the screw member comes into contact with the stopper 71, the base portion 26 is pulled out together with the movable portion 67 to a limit position where the lower portion becomes almost a space. By performing the work of loading and unloading the LPG cylinder 12 on the base 26, the work can be performed in a large space above and below the base 26, and the LPG cylinder 12 It is possible to prevent a collision with the portion 23 (see FIG. 1) or the rear portion of the body of the forklift vehicle, thereby preventing the work from becoming difficult.

At this time, the one-touch lever 77 is pulled by the tension spring 80, and the intermediate convex portion is brought into contact with the stopper 82 fixed to the movable portion 67 to stop. That is, as shown in FIG. 16, the stopper 82 having both ends bent in an L-shape has both ends welded to the back side of the movable portion 67, and one end of the stopper 82 is bent. The intermediate convex portion of the one-touch lever 77 comes into contact with the vertical surface.

In the above embodiment, the case where the cylindrical body fixing device of the present invention is applied to fixing the LPG cylinder has been described. The device can be applied to fix any cylinder other than the LPG cylinder.

In the above embodiment, bent rod-shaped locking pins 28 and 29 are provided on the base 26 side, and a ring-shaped locking ring 43 is provided on the link member 41 side of the connection tightening device 39. However, the ring-shaped locking ring 43 may be provided on the base portion 26 side, and the bent rod-shaped locking pins 28 and 29 may be provided on the link member 41 side.

Further, in the above embodiment, the rubber plates 63a, 64b are provided on the band plates 63a, 64a of the cylinder fixing band members 63, 64, and the rubber coating members 63b, 64b are formed in the band plates 63a, 64a. Although the rubber coating material is provided integrally and continuously on both sides of the side surface, both side surfaces, and the outer side surface, the rubber coating material may be bonded to only the inner surface of the band plates 63a and 64a using an adhesive. Good.

[0042]

[Effect of the invention]

 As described above, according to the cylindrical body fixing device of the present invention, the cylindrical body fixing band member is divided into three arc portions, and these arc portions are connected to each other by hinges so as to be relatively rotatable. Therefore, the operation of winding the cylindrical body fixing band member around the cylindrical body can be performed smoothly.

Further, since an elastic material is provided on the inner peripheral surface of the arc-shaped portion, the frictional force between the cylindrical body fixing band member and the cylindrical body increases, and the cylindrical body is caused by vibration. It is possible to reliably prevent the moving member inside the fixed band member or the detachment of the cylindrical body fixing band member from the cylindrical body due to a large impact.

[Brief description of the drawings]

FIG. 1 is a perspective view of a rear portion of a forklift vehicle to which an LPG cylinder 12 is fixed using a cylindrical fixing device according to a first embodiment of the present invention.

FIG. 2 is a base 26 viewed from behind a forklift vehicle.
FIG.

FIG. 3 is a view of the distal end of the support member 31 of the base 26 in FIG.

FIG. 4 is a view showing a state in which each of cylinder fixing band members 63 and 64 is connected to each of support members 31 and 32;

5 is a cross-sectional view of the base 26 and the cylinder fixing band member 63 in FIG. 4 taken along line CC.

FIG. 6 is a full-length side view of the cylinder fixing band members 63 and 64.

FIG. 7 is a cylinder fixing band member 63, 64 in FIG.
FIG. 7 is a sectional view taken along line BB of FIG.

8 is a partially omitted front view of the coupling fastening device 39. FIG.

FIG. 9 is a partial cross-sectional side view of the coupling fastening device 39.

FIG. 10 is a front view of the connection tightening device 39 in a state where the locking ring 43 is connected to the locking pin 28 to complete the tightening.

11 is a plan view of a state in which a rail member 69 integrated with a movable portion 67 of the slide support device is pulled out to the rear of the forklift vehicle with respect to a fixed portion 65 and stopped.

FIG. 12 is a front view of the slide support device.

FIG. 13 shows that the rail member 69 integrated with the movable part 67 of the slide support device is pushed toward the seat 10 of the forklift vehicle with respect to the fixed part 65, so that the engagement pin 73 and the engagement recess 77b of the one-touch lever 77 are locked. It is a top view of a state.

FIG. 14 shows a base part 2 on a movable part 67 of the slide support device.
FIG. 6 is a side view of a rear portion of the vehicle body of the forklift vehicle, showing a state where the vehicle is pulled out to a limit position behind the forklift vehicle with respect to a fixed portion.

FIG. 15 shows a base part 2 on a movable part 67 of the slide support device.
6 with respect to the fixing portion 65, the seat 10 of the forklift vehicle.
FIG. 3 is a side view of a rear part of the vehicle body of the forklift vehicle showing a state where the forklift vehicle is pushed into a side.

16 is a sectional view of the stopper 82 taken along line AA in FIG.

FIG. 17 is a perspective view of a forklift vehicle on which a conventional LPG cylinder 12 is loaded.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Seat 12 LPG cylinder 14 Flat part 20 Working fork part 22 Lamp part 23 Column part 26 Base part 26a, 26b Depression 27 Round bar 28, 29 Locking pin 31, 32 Supporting member 34, 35 Belt-shaped plate member 39 Coupling fastening Attaching device 41 Link member 43 Locking ring 45 U-shaped member 45a, 45b Leg 47 Rod member 48 Rotating pin 49 Intermediate member 51 Operating member 51a Handle 53 Bracket 55 Pin 57, 58 Flange 60 Compression spring 63 Compression cylinder 63 Band member 63a Band plate 63b Rubber coating material 63c Bending portion 64 Cylinder fixing band member 64a Band plate 64b Rubber coating material 64c Bending portion 65 Fixed portion 65a Bolt hole 65b Bottom plate portion 66 Hinge 67 Movable portion 67a Bolt hole 69 Rail member 71 Stopper 73 Engagement pin 7 Head 77 one-touch lever of the screw member 77a grip portion 77b engaging recess 77c inclined portion 78 pin 80 tension spring 82 stopper

Claims (5)

[Utility model registration claims] 1. A base for mounting a cylindrical body, a locking part provided on a part of the base located on one side of the cylindrical body, and a base located on the other side of the cylindrical body The base end portion is connected to another portion in a hinge shape, and the length direction is wound around the cylindrical body, and the cylindrical body fixing band member for fixing the cylindrical body, and the cylindrical body fixing band member A connection tightening device provided at a distal end portion and removably connected to and fastened to the locking portion by one-touch operation, wherein the cylindrical body fixing band member is divided into three arc-shaped portions, and these arc-shaped portions are hinged. The cylindrical body fixing device is connected to each other so as to be relatively rotatable, and an elastic material is provided on the inner peripheral surfaces of these arc-shaped portions. 2. A link member having a U-shaped portion having a mating locking portion partially locked to the locking portion and having a pair of leg portions formed at the other end thereof. An intermediate member having a through hole in the center of the shaft, disposed between the distal ends of the pair of leg portions, and rotatably connected to the pair of leg portions; An operating member rotatably connected to a fixed band member and having a handle portion formed at the other end; a compression elastic member disposed between the intermediate member and one end of the operating member; By rotating the operating member to a side where the portion is away from the cylindrical body, the mating locking portion can be made detachable from the locking portion, and the operating member can be turned to a side where the handle portion approaches the cylindrical body. When the compression elastic member is moved, the compression elastic member is compressed and deformed to move forward through the mating locking portion connected to the locking portion. The cylindrical body fixing device according to claim 1, wherein the cylindrical body fixing band member can be tightened around the cylindrical body. 3. The apparatus according to claim 1, wherein said locking portion, said cylindrical body fixing band member, and said connecting and tightening device are provided in the same number as said cylindrical body so that a plurality of cylindrical bodies can be fixed. The cylindrical body fixing device as described in the above. 4. A slide support device for mounting the base portion on a vehicle body on which a cylindrical body fixing device is provided, wherein when the work of fixing and removing the cylindrical body is performed, the base portion is moved downward. 2. The cylindrical body fixing device according to claim 1, wherein the work can be performed by sliding to a position where there is almost no space. 5. The slide support device can inhibit or allow the slide operation by a one-touch operation,
The cylinder fixing device according to claim 4, further comprising one-touch operation means having an operation lever extending in a horizontal direction.