KR20140139208A - Locking apparatus of folding type in foot step space with horizontality for forklift - Google Patents

Abstract

The present invention relates to a horizontal sealing apparatus for an open space by a foothold of a forklift which shields an open space formed by a foothold of a forklift in order to prevent the trespassing of an outsider or rodents. The horizontal sealing apparatus comprises: a first bracket installed part of an inside bottom of a forklift door shaped like a plate; a first penetration hole which penetrates the middle part of the longitudinal direction of the first bracket; a plate spring inserted into the first penetration hole and bends vertically; a first and a second supporting unit installed in the same position as the middle part of the longitudinal direction of the first bracket by corresponding to the first penetration hole, and forms a first and a second rotating hole respectively; a metal latch whose one end part hinges between the first and the second supporting units in order to rotate which forms a hinge hole to be matched with the first and second rotation holes, and whose other end part is extended in order to form a P-shape; and a bolt unit which penetrates the first and second rotating holes and the hinge hole in order to support the hinge coupling between the metal latch and the first bracket. Therefore, the horizontal sealing apparatus can provide an operator with a pleasant work environment by preventing trespassing of an outsider or rodents, preventing the loss of goods, blocking the inflow of foreign materials and bad smell, and increasing the energy efficiency of air conditioning and heating.

Description

Technical Field [0001] The present invention relates to a horizontal sealing device for a forklift truck,

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to an open space horizontal sealing device for a forklift truck, and more particularly to an open space horizontal sealing device for a forklift truck, which is capable of preventing an outside person from entering the open space, And a horizontal space closing device for the open space by a forklift footrest which prevents the entrance of wastewater and prevents safety accident of the driver.

A forklift is an industrial vehicle that can rotate 360 degrees over a relatively small radius of rotation and is used in heavy equipment such as moving, loading and unloading heavy cargo in the close range of the work site.

In addition, the driver's seat of the forklift is formed for one person, and for the convenience of the driver, a relatively large amount of expensive and expensive equipment including audio equipment, air conditioner, video equipment, communication equipment, GPS device, Etc., it is necessary to prevent access by unauthorized outsiders.

There is a " forklift cabin with a cover body " according to the prior art Patent Application No. 10-2010-0068062 (Jul. 14, 2010)

FIG. 1 is a functional block diagram for explaining a configuration of a forklift according to an embodiment of the prior art.

Hereinafter, the forklift will be described in detail with reference to the accompanying drawings. The forklift is composed of a vehicle body 100 constituting the main body and a cabin 1 protecting the driver.

The cabin 1 is constituted by a frame 10 forming a frame of a driver's seat and a cover body 20 provided on the frame for protecting the driver and the cover body 20 is mounted on the frame 10 to protect A rear plate 22 for protecting the rear face, a loop 23 for protecting the upper face, and a door 30 for protecting the driver from entering and leaving the left and right sides. The lower portion of the door 30 A foot plate (40) on which a driver boarded is formed in a part of the body (100) in contact with a groove formed inward.

Therefore, even when the door 30 is closed, the forklift according to the related art is provided with an open space between the upper side of the foot plate 40 and the door 30, There is a problem in that it is unlawfully infiltrated into the driver's seat.

In addition, there is a problem that a small animal such as a rodent leaks out or leaks out through a space in which the driver's personal things, business equipment, tools, etc. stored in the driver's seat are opened.

On the other hand, in the case of cooling and heating for the driver's pleasant working environment, the cooling water and the heating energy are lost through the open space formed by the scaffold, the odor from the outside is introduced or the water from the wheel- There is a problem.

Further, there is a problem that a safety accident may occur due to a driver's fault or the like through the open space formed by the footrest.

Therefore, the open space formed by the footplate of the forklift is sealed or blocked so that the outside person is unreasonable and can easily enter into the driver's seat of the forklift truck or can not access small animals such as rodents and increase the energy efficiency inside the driver's seat. It is necessary to develop a technique for

Korean Patent Application No. 10-2010-0068062 (Jul. 14, 2010) "Forklift cabin with cover"

The present invention has been made in order to solve the problems and necessities of the prior art as described above, and it is an object of the present invention to provide a forklift truck which is capable of preventing an unauthorized intrusion of an outsider, A horizontal sealing device for an open space by means of a forklift footrest.

In addition, the present invention provides an open space formed by a forklift scaffold for preventing a safety accident of a driver while preventing energy from the driver's seat cooling and heating through the open space formed by the footrest of the forklift, Thereby providing a horizontal sealing device.

According to an aspect of the present invention, there is provided a forklift footrest space locking apparatus comprising: a first bracket installed on a part of a lower end of a forklift door and having a flat plate shape; A first through hole 120 formed at a central portion of the first bracket 110 along a longitudinal direction thereof; A plate spring 130 inserted into the first through hole 120 and curved in an upward direction; The first pivot hole 141 and the second pivot hole 151 are formed in the same position in the longitudinal middle portion of the first bracket 110 with the first through hole 120 therebetween, (140) and a second support (150); One end portion of the first pivot hole 141 is hingedly coupled to the first support portion 140 and the second support portion 150 in a pivotal state, and the first pivot hole 141 and the second pivot hole 151 coincide with each other A latch 160 forming a hinge hole 161 and extending in the other direction to form a letter P of the English alphabet; And a bolt portion which is installed through the first pivot hole 141 and the second pivot hole 151 and the hinge hole 161 to support the hinge 160 between the latch 160 and the first bracket 110 170); . ≪ / RTI >

The first bracket 110 is installed at the lower end of the first bracket 110 so as to have the same size as the first bracket 110 so as to block the first through hole 120 at the lower end of the first bracket 110, (180); And a flat plate-shaped lid support plate 190 installed on the pivoting front portion 164 of the latch 160 to support the open portion formed with the footplate of the forklift in a horizontal direction. As shown in FIG.

The latch 160 may be constructed of one or more than one.

The latch 160 includes a rotation protrusion 162 formed at a central portion of the hinge hole 161; A rotation extension part 163 extending from an upper end of one end of the rotation protrusion part 162; A sliding portion 165 formed in a curved shape below the other end of the rotation protruding portion 162; And a rotation expanding part 166 protruding from the upper end of the other end of the rotation protruding part 162 to enlarge the width of the rotation front part 164; . ≪ / RTI >

The first bracket 110 is formed with a projection 111 on a part of one longitudinal side wall of the first through hole 120. The leaf spring 130 is provided on one side wall of the first bracket 110, And one protrusion groove 131 for receiving the protrusion 111 can be formed.

One or more of the first revolving hole 141 and the second revolving hole 151 form a first screw thread 153 and the bolt portion 170 corresponds to the screw thread 153 A second screw thread 173 can be formed on the outer circumferential surface.

The leaf spring 130 may have a thickness selected from a range of 1 to 2 millimeters.

The present invention having the above-described structure provides a structure in which an open space formed between a foot plate of a fork-lift truck body and a door is shut off or closed by a strong leaf spring structure, so that an outsider can unintentionally enter the driver's seat, It is advantageous to prevent the loss of the battery.

In addition, it prevents the inflow of foreign matter from the outside of the forklift driver's seat and improves the energy efficiency of cooling and heating. It prevents the offensive odor and sewage from entering the driver and causes the accident or safety accident. There are advantages.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a functional block diagram for explaining a configuration of a forklift according to an embodiment of the prior art;
FIG. 2 is an assembled perspective view illustrating a configuration of an open space horizontal sealing device by a forklift foot according to an embodiment of the present invention; FIG.
3 is a side view illustrating a state in which the open space horizontal sealing device is opened by a forklift footrest according to an embodiment of the present invention,
FIG. 4 is a side view for explaining a state in which the open space horizontal sealing device by the forklift footrest is folded according to an embodiment of the present invention,
FIG. 5 is a diagram illustrating a state in which an open space horizontal sealing device by a forklift footrest is actually used,
And
FIG. 6 is a view showing a state in which the open space horizontal sealing device by the forklift footrest is actually used and folded according to an embodiment of the present invention.

BRIEF DESCRIPTION OF THE DRAWINGS The present invention is capable of various modifications and various embodiments, and specific embodiments are illustrated in the drawings and will be described in detail in the detailed description. It should be understood, however, that the invention is not intended to be limited to the particular embodiments, but includes all modifications, equivalents, and alternatives falling within the spirit and scope of the invention. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

FIG. 2 is an assembled perspective view illustrating a configuration of an open space horizontal sealing device by a forklift foot according to an embodiment of the present invention. FIG. 3 is a perspective view of an open space horizontal sealing device by a forklift foot according to an embodiment of the present invention. FIG. 4 is a side view for explaining a state in which the open space horizontal sealing device is folded by a forklift foot according to an embodiment of the present invention, and FIG. 5 is a side view for explaining a state FIG. 6 is a view showing a state in which the open space horizontal sealing device by the forklift footstep is actually used and opened, and FIG. 6 is a state in which the open space horizontal sealing device by the forklift footstep is actually used .

The present invention will now be described more fully hereinafter with reference to the accompanying drawings, in which exemplary embodiments of the present invention are illustrated. The first bracket 110, the first through-hole 120, 130, a first support portion 140 and a second support portion 150, a latch 160, a bolt portion 170, a second bracket 180, and a cover support plate 190.

The first bracket 110 has a rectangular flat plate shape and is fixed to a part of the inner bottom of the forklift door. Hereinafter, such a fixed installation will be described as including all the fixed installation methods generally known including welding, bolting, and the like.

The first through hole 120 is formed to penetrate the middle portion along the longitudinal direction of the first bracket 110. Hereinafter, holes, holes, and holes penetrating through the hole are described in a generally known manner including laser cutting, punching, and the like.

The plate spring 130 is inserted into the first through hole 120 and is curved in the upward direction and is made of steel. Any one value selected from the range of 1 to 2 millimeters (mm) And the longest length is a value selected from the range of 50 to 60 millimeters (mm).

It is preferable that the length of the leaf spring 130 when the curved state is expanded is smaller than the length of the first through hole 120. [

The thicker the plate spring 130, the stronger the elasticity is generated, so that the locked state of the horizontal sealing device 100 can be safely protected from the outside.

By repeated experiments, opening and closing operations by a driver or a user are convenient, and it is possible to effectively prevent unauthorized intruding of an outside person or to take a long time, so that the maximum length of the leaf spring 130 is 55 mm and the thickness is 1.6 mm . However, it is quite natural that such values can be changed by improved techniques and materials.

The thickness of the leaf spring 1300 is preferably smaller than the thickness of the first bracket 110, and is preferable for stability of aesthetic appearance and operation in a state in which the plate spring 1300 is installed.

It is preferable that each of the protruding grooves 131 has a long elongated shape and four protruding grooves 131 are formed in a part of the longitudinal side wall of the plate spring 130 in the longitudinal direction.

The first bracket 110 is provided with protrusions 131 having a size capable of moving inside the protruding grooves 131 at positions corresponding to the protruding grooves 131 in a part of the longitudinally opposite side walls of the first through holes 120, (111), respectively, so that a total of four can be formed.

The number of the protrusion groove 131 and the protrusion 111 can be added or reduced as needed.

Since the plate spring 130 can be inserted into the first through hole 120 by the protrusion 111 and the protrusion groove 131, it is convenient to assemble or manufacture and shorten the production time.

The first support portion 140 and the second support portion 150 are installed at the same position of the longitudinal middle portion of the first bracket 110 in a corresponding state in which the first support portion 140 and the second support portion 150 face each other with the first through hole 120 therebetween.

The first pivot hole 141 and the second pivot hole 151 are formed in the first supporting part 140 and the second supporting part 150 and the first pivot hole 141 and the second pivot hole 151 ) Is a hole having a circular shape of the same size and is installed so that the centers of the holes coincide with each other.

At least one of the first pivot 141 and the second pivot 151 may form a first screw thread 153 on the inner surface of the circular hole.

The latch 160 hinges between the first support part 140 and the second support part 150 at one end thereof in a rotating state.

A rotation protrusion 162 is formed at one end of the latch 160 and a hinge hole 161 is formed in the rotation protrusion 162 to correspond to the first rotation hole 141 and the second rotation hole 151.

The other portion of the latch 160 may extend to form a pivot extension portion 163, so that the latch portion 160 may have a P-letter shape of the English alphabet as a whole and may be formed of one or more than one of a predetermined thickness.

That is, the latch 160 includes a rotation protrusion 162 formed at the center of the hinge hole 161, a rotation extension 163 extending from the upper end of one end of the rotation protrusion 162, A slidable portion 165 formed in a curved shape at the lower portion of the other end and a pivotally extending portion 166 formed to protrude from the upper end of the other end of the pivotal projection 162 to expand the width of the pivotal front portion 164 .

The rotation protruding portion 162 forms an "A" surface between the sliding portion 165 and the pivot expanding portion 166 and the other surface adjacent to the sliding portion 165 forms a "B" surface.

The slide portion 165 relatively smoothly rotates by the hinge from the state in which the latch 160 is hinged.

The pivot extending portion 166 widens the area (width) of the pivoting front portion 164 and at the same time the contact surface is widened in the state where the A side of the latch 160 is in contact with the leaf spring 130, The present invention is advantageous in that the flow of the latch 160, which may occur when the forklift foot opening space horizontal sealing apparatus 100 operates in an unfolded state, is advantageous.

The braces 160 may be made of one or more than one, and it is relatively preferable that the brackets 160 are made of steel plates having a general thickness and a general thickness in order to reduce the material cost.

The bolt portion 170 is formed to penetrate through the first pivot hole 141 and the second pivot hole 151 and the hinge hole 161 and is fastened or fixed by screwing and is fastened to the bracket 160 and the first bracket 110 To be held in a hinged state.

The bolt portion 170 has a second screw thread 173 which is threadedly associated with the first thread 153 on the outer circumferential surface in the longitudinal direction and has a groove for rotation and a head ) Portion may be further formed.

That is, the bolt portion 170 is inserted into the first revolving hole 141, the hinge hole 161 and the second revolving hole 151, and the first screw thread 153 and the second screw thread 173 are screwed together, The first bracket 160 and the first bracket 110 maintain the hinge connection.

The first screw thread 153 may not be formed in the first pivot hole 141 and / or the second pivot hole 151, but a separate washer and a nut may be used, The bracket 160 and the first bracket 110 may be maintained in the hinged state.

The second bracket 180 is installed at the lower end of the first bracket 110 to have the same size as the outer shape of the first bracket 110 and blocks the first through hole 120 at the lower end thereof, Thereby preventing the spring 130 from deviating in the downward direction.

According to another embodiment, the second bracket 180 may not be installed. In this case, it is preferable that the second bracket 180 be replaced with the second bracket 180.

According to another embodiment, the first bracket 110 is divided into two portions by separating a portion of the upper end portion and the lower end portion in the longitudinal direction and removing the middle portion, thereby reducing the material cost and weight.

In the accompanying drawings, the first bracket 110 in a state of being separated into two parts is indicated by a dotted line.

In this case, it is preferable to use the second bracket 180. When the second bracket 180 is not used, the second bracket 180 may be disposed at a position where the first bracket 110 separated by two is installed. It is preferable that the first brackets 110 are separated from each other by two.

The cover supporting plate 190 is provided on the pivoting front portion 164 of the latch 160 and has a flat plate shape that blocks the opening portion formed with the footplate 40 of the forklift in the horizontal direction.

Four holes are formed in the cover supporting plate 190 so that the horizontal blocking board 200 blocking the opening formed with the footplate 40 of the forklift in the horizontal direction can be fixed by screwing.

It is preferable that the horizontal blocking plate 200 is formed in a shape and size so as to horizontally seal a space portion formed by the foot plate 40 of the forklift and a rubber ring is inserted in the frame.

5 and FIG. 6, there are shown photographs of a state in which the horizontal sealing device 100 and the horizontal blocking plate 200 are assembled and a part of the lower part of the forklift door is assembled, and the unfolded state and the folded state are respectively photographed .

The open space horizontal sealing device 100 and the horizontal blocking plate 200 by the forklift footrest 40 are assembled to block or block the open space or the opening formed by the footrest when horizontally installed.

According to the present invention, the open space formed between the footboard (40) and the door (30) installed on the forklift body is horizontally blocked or closed to prevent unauthorized intrusion of an outside person, And the energy of the cooling and heating of the driver's seat is not lost, foreign substances including foreign odors and wastes are prevented from entering the driver's seat, and a driver's fault or safety accident is prevented, There is an advantage of providing environment.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is evident that many alternatives, modifications and variations will be apparent to those skilled in the art.

100: Horizontal sealing device for opening space for forklift
110: first bracket 111: projection
120: first through hole 130: leaf spring
131: projecting groove 140: first supporting portion
141: first pupil 150: second support part
151: Second Pupil 153: First thread
160: Strap 161: Hinge ball
162: rotation protrusion 163:
164: rotating front part 165: sliding part
166: rotation expansion part 170: bolt part
173: second thread 180: second bracket
190: lid support plate 200: horizontal blocking plate

Claims (7)

A first bracket 110 installed at a part of an inner bottom of the forklift door and having a flat plate shape;
A first through hole 120 formed at a central portion of the first bracket 110 along a longitudinal direction thereof;
A plate spring 130 inserted into the first through hole 120 and curved in an upward direction;
The first pivot hole 141 and the second pivot hole 151 are formed in the same position in the longitudinal middle portion of the first bracket 110 with the first through hole 120 therebetween, (140) and a second support (150);
One end portion of the first pivot hole 141 is hingedly coupled to the first support portion 140 and the second support portion 150 in a pivotal state, and the first pivot hole 141 and the second pivot hole 151 coincide with each other A latch 160 forming a hinge hole 161 and extending in the other direction to form a letter P of the English alphabet; And
A bolt portion 170 installed to penetrate through the first pivot hole 141 and the second pivot hole 151 and the hinge hole 161 to support the hinge connection between the latch 160 and the first bracket 110 ); And an open space horizontal sealing device by means of a forklift foot.
The method according to claim 1,
The first bracket 110 is installed at the lower end of the first bracket 110 so as to have the same size as the first bracket 110 so as to block the first through hole 120 at the lower end of the first bracket 110, (180); And
A flat plate-like lid support plate 190 installed on the rotation front portion 164 of the latch 160 to support the opening formed by the footplate of the forklift in a horizontal direction; And an open space horizontal sealing device by a forklift foot.
3. The method according to claim 1 or 2,
Wherein the latches (160) comprise at least one of a plurality of latches (160).
3. The method according to claim 1 or 2,
The pawl (160)
A rotation protrusion 162 formed at the center of the hinge hole 161;
A rotation extension part 163 extending from an upper end of one end of the rotation protrusion part 162;
A sliding portion 165 formed in a curved shape below the other end of the rotation protruding portion 162; And
A rotation expanding part 166 protruding from the upper end of the other end of the rotation protruding part 162 to expand the width of the rotation front part 164; And an open space horizontal sealing device by means of a forklift foot.
3. The method according to claim 1 or 2,
The first bracket 110 may have one protrusion 111 formed on a portion of one side wall of the longitudinal direction of the first through hole 120,
Wherein the leaf spring (130) is formed with one protrusion groove (131) for receiving the protrusion (111) in a part of both side walls in the longitudinal direction.
3. The method according to claim 1 or 2,
One or more of the first revolving hole 141 and the second revolving hole 151 form a first screw thread 153 and the bolt portion 170 corresponds to the screw thread 153 And a second screw thread (173) is formed on the outer circumferential surface.
6. The method of claim 5,
The leaf spring (130)
Wherein the thickness of one of the first and second openings is in the range of 1 to 2 millimeters.

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