KR101271329B1 - The scoreboard which can be capable of adjusting the height - Google Patents

Abstract

The present invention has a simple structure largely divided into a scoreboard and a lifting means can be installed and dismantled in a relatively short time with excellent mobility, and even if the abnormality occurs in the lifting means for lifting the scoreboard to a predetermined height The present invention relates to a movable scoreboard having a height adjustable to prevent a sudden drop of the means and to prevent a risk of a safety accident that may occur during the breakage and damage process. The movable scoreboard having a height adjustable according to the present invention is an electronic scoreboard. It comprises a scoreboard of the configuration, the elevating device for raising and lowering the scoreboard at the same time fixed at various heights, and a dropping prevention portion for supporting the scoreboard raised through the elevating device at the current height, and The lifting device is an upper portion for supporting the lower portion of the scoreboard And a lift-mounted part which is lifted and lowered by folding and unfolding at the lower side of the upper plate and a wheel-mounted lower plate which is coupled to the lower part of the lowered part, and mounted on the lower plate to a power transmission shaft of the lowered part. A hydraulic cylinder coupled to the front end of the rod, characterized in that it comprises a hydraulic pump mounted to the lower plate to provide power to the hydraulic cylinder.

Description

The scoreboard which can be capable of adjusting the height}

The present invention relates to a movable scoreboard that can be height-adjustable, and in particular, having a simple structure largely divided into a scoreboard and a lifting means, which is excellent in mobility and can be installed and dismantled in a relatively short time. Even if an abnormality occurs in the elevating means of the elevating means is related to a movable scoreboard that can be adjusted to prevent the sudden fall of the score means to prevent the risk of safety accidents that may occur in the process of damage and breakage.

Generally, scoreboards are installed in indoor gymnasiums or outdoor stadiums, and these scoreboards visually display game scores, game durations, and various information generated during the game so that players, game officials, and the audience can check the display information. do.

And while the scoreboard is a relatively large form that is fixed to the wall of the indoor gymnasium or other stadiums, there is also a relatively small form that can be installed mobile if necessary.

In the case of a large scoreboard, it is usually installed at the upper part of a wall of an indoor gymnasium or other stadiums, so that players, spectators, and game officials can comfortably check the display information of the scoreboard which is located high without obstruction by other objects. In other words, you can easily see it in place without having to move or move your body to see the display information on the scoreboard.

In contrast, the small scoreboard is difficult to manufacture in a form having a high support in consideration of its mobility and the like. In addition, even if it is small, the weight is quite high, so it is not easy to install it on a separate support, etc., as well as the risk of damage and safety accidents caused by the fall of the scoreboard in the process.

Accordingly, the small scoreboard is usually installed at a height that does not exceed the height of an adult, and thus, a person with a small height, including a child, may not be able to check the scoreboard if there is a person with a large height in front.

For the same reason as above, the configuration of the signboard which can adjust the height in Korean Registered Room No. 20-173741 (movable signboard with adjustable height) and Korea Patent Publication No. 2003-85605 (advertising vehicle having X-shaped lifting control means) It is being posted.

However, the configuration of the signboard posted on the "movable signboard with height adjustment" and "advertising vehicle having the X-shaped lifting control means" has a means for blocking the signboard that can be dropped rapidly in the event of an abnormality of the hydraulic lifting means or hydraulic cylinder. Therefore, both inventions involve structural stability problems in the post-installation use of the display board.

In addition, in the case of the “movable electronic display plate which can adjust the height”, the control panel for the operation of the hydraulic cylinder (determined to include a hydraulic pump) is configured separately from the height adjusting member and the lifting frame, so that the total volume of the electronic display panel is increased. It is relatively large, there is a problem that the mobility and workability at the time of installation is significantly reduced.

In addition, the display board configuration of the "adjustable height display board" and "advertising vehicle having X-shaped lifting control means" is determined based only on the posted content, when the user adjusts the height of the installation of the display board, By visually confirming, the hydraulic lifting means or the hydraulic cylinder is made by a method of on / off operation. Accordingly, the user has a hassle to operate the on / off switch of the hydraulic lifting means or the hydraulic cylinder while keeping an eye on the display board when the board is lowered.

In addition, the signboard configuration of the "adjustable height display board" and "advertising vehicle having X-shaped lifting control means" does not provide a rigid fixing structure for every signboard while applying interchangeable signboards of various sizes.

Korean Patent Laid-Open Publication No. 2003-0085605 (2003.11.07), “Advertising vehicle with X-shaped lifting control means” Korean Registered Room No. 0173741 (1999.12.21), “Mobile Display Board with Adjustable Height”

Therefore, the present invention has been proposed to solve the above problems, even if an abnormality occurs in the elevating means of elevating the scoreboard to a predetermined height, the scoreboard is supported by the elevating height while height adjustment is prevented from falling sharply The purpose is to provide this possible mobile scoreboard.

In addition, an object of the present invention is to provide a mobile scoreboard that is made of a relatively simple structure largely divided into a scoreboard and a lifting means can be adjusted in height and improved workability at the time of installation and workability.

In addition, the present invention adjusts the height of the scoreboard or automatically adjusts the height of the scoreboard within a range that does not deviate between the preset highest and lowest ascent heights after presetting the height of the scoreboard to a different height every use. The purpose is to provide a mobile scoreboard with adjustable height that can be positioned at the highest and lowest climb heights.

In addition, an object of the present invention is to provide a mobile scoreboard capable of height adjustment that can be moved up and down in a state that is firmly fixed to every electronic signboard, but apply a variety of electronic signs having a variety of widths.

In order to achieve the above object, a movable scoreboard having a height control according to the present invention includes a scoreboard having a scoreboard configuration, a lifting device which lifts and lowers the scoreboard at various heights, and the lifting device. It is configured to include a fall prevention unit for supporting the scoreboard raised through the current height.

In addition, the elevating device is coupled to the upper plate for supporting the lower portion of the scoreboard, and the upper end of the uppermost link to the upper plate in a slidable state at the same time a plurality of links are each formed of a folding multi-stage X-shaped connection structure A lifting unit including a first link assembly and a second link assembly disposed at intervals from each other and a power transmission shaft rotatably coupled at both ends to a central portion of the lowermost link of the first and second link assemblies; A lower plate coupled to the lower end of the lower link of the elevating unit in a slidable state, a lower plate having a wheel for movement, and a hydraulic cylinder mounted to the lower plate so that the tip of the rod is coupled to the power transmission shaft of the elevating unit; A hydraulic pump mounted to a lower plate to provide power to the hydraulic cylinder; .

The dropping prevention part may further include an upper post insertion tube extending downwardly from four bottom corners of the upper plate, a lower post insertion tube extending upwardly from four bottom corners of the lower plate, and the upper post insertion tube and a lower portion. Both ends of the longitudinal direction are respectively detachably inserted into the post insertion tube and may include four pairs of support posts which can be fixed in a state where they can be adjusted at the same time.

In addition, the height-adjustable movable scoreboard according to the present invention, the highest lifting height and the lowest lifting height of the elevating device is set respectively to limit the elevating of the scoreboard between the set high and low lifting height. It further comprises a height adjustment unit.

The height adjusting unit may include a light emitting device installed on the upper plate to emit an optical signal in a downward direction, a light receiving device mounted on the lower plate to receive an optical signal emitted from the light emitting device, and an optical signal from the light emitting device. A distance calculator configured to calculate a distance between the upper plate and the lower plate by measuring a time after the emission of the corresponding optical signal to the light receiving element; and a distance value input through the distance calculator. A control unit for controlling the elevating operation of the elevating device in comparison with the highest elevating height value and the lowest elevating height value, and inputting a signal for setting the highest elevating height value and the lowest elevating height value of the elevating device to the control unit; It characterized in that it comprises an input unit.

In addition, the height-adjustable movable scoreboard according to the present invention, the upper plate is formed on the upper surface of the support groove for inserting the lower portion of the scoreboard, the upper end in a state where one end protrudes inside the support groove The lower side of the scoreboard in the support groove while screwed to the side of the plate and rotatably coupled to one end in the support groove of the moving shaft and the moving shaft moving forward and backward in the direction of rotation of the moving shaft It characterized in that it further comprises a support block in close contact with and close contact.

According to the present invention, even if an abnormality occurs in the elevating means of elevating the scoreboard to a predetermined height, the corresponding scoreboard is supported on the elevated height, preventing a sudden drop, thereby preventing the risk of safety accidents that may occur during the breakage and the damage process. Is prevented.

In addition, the mobile scoreboard is composed of a relatively simple structure divided into a scoreboard and a lifting means, the mobility is improved, and the workability at the time of installation is improved, it is possible to install in a relatively short time.

You can also preset the scoreboard's descent height to a different height each time you use it, and then adjust the height of the scoreboard or automatically adjust the scoreboard's highest climb height within the range that does not deviate between these preset highest and lowest climb heights. And the lowest rising height.

In addition, while applying various scoreboards having various widths compatible with the lifting means can be used after firmly fixed to the lifting means for every scoreboard.

1 is a perspective view showing a movable scoreboard adjustable height according to an embodiment of the present invention
Figure 2 is a side view showing a folded state before use of the adjustable height adjustable scoreboard according to an embodiment of the present invention
Figure 3 is a side view showing a state in which the lifted up for use of the adjustable height adjustable scoreboard according to an embodiment of the present invention
Figure 4 is a perspective view showing another example of the top plate in the adjustable height adjustable scoreboard according to an embodiment of the present invention
Figure 5 is a block diagram showing the electrical configuration of the adjustable height adjustable scoreboard according to an embodiment of the present invention

Hereinafter, with reference to the accompanying drawings will be described in detail the movable scoreboard capable of height adjustment according to an embodiment of the present invention.

1 is a perspective view showing a movable scoreboard height adjustable according to an embodiment of the present invention.

As shown, the movable scoreboard 100 is adjustable height according to an embodiment of the present invention includes a scoreboard 110, elevating device 120, the dropping prevention unit 130.

The scoreboard 110 is configured as an electric signboard, that is, the scoreboard 110 displays LEDs, letters, numbers, graphics, and the like by selectively lighting specific LEDs after arranging LEDs in the form of a dot matrix. Form.

The elevating device 120 is configured to raise and lower the scoreboard 110 at the same time to secure the scoreboard 110 to be raised and lowered at various heights.

The lifting device 120 is configured to include an upper plate 121, the lifting unit 122, the lower plate 123, the hydraulic cylinder 124, the hydraulic pump 125.

The upper plate 121 supports the lower portion of the scoreboard 110. In other words, the upper plate 121 is positioned at the top of the elevating device 120, and the scoreboard 110 is supported on the upper plate 121 so that the upper plate 121 is operated when the elevating device 120 is operated. ) And descending in conjunction with.

The elevating unit 122 is a part of the elevating device 120 that actually performs the elevating action. Such an elevating unit 122 includes the first link assembly 122a and the second link assembly 122b and the first and second link assemblies 122b. It includes a power transmission shaft 122c for connecting and interlocking the second link assembly (122a, 122b).

The first and second link assemblies 122a and 122b have the same structure, and upper and lower ends thereof are coupled to the upper plate 121 and the lower plate 123 in a slidable state, respectively. In detail, the upper and lower plates 121 and 123 each have a longitudinal structure, in which the direction along the long sides of the upper and lower plates 121 and 123 is longitudinal, and the direction along the short sides of the upper and lower plates 121 and 123. In the width direction, the first and second link assemblies 122a and 122b are coupled to both sides of the upper and lower plates 121 and 123 in the width direction, respectively, and the upper ends of the first and second link assemblies 122a and 122b respectively. The lower end is installed to be slidable along the longitudinal direction of the upper and lower plates 121 and 123.

Since the first and second link assemblies 122a and 122b have the same configuration, a detailed configuration of the first link assembly 122a will be described as an example.

The first link assembly 122a has a pair of links intersecting their center portions and hinged to form a collapsible X-shaped structure, and at the same time, the X-shaped link assembly is formed at the bottom of the upper X-shaped link assembly. The upper end is arranged in multiple stages to be hinged. Accordingly, the first link assembly 122a is rotated about the hinge coupling portion between the two links of the X-shaped link assembly and the hinge coupling portion between the multi-stage X-shaped links, and the first link assembly 122a is entirely folded.

In addition, both ends of the power transmission shaft 122c are rotatably coupled to the centers of the lowermost links of the first and second link assemblies 122a and 122b, respectively, and the power transmission shaft 122c is the hydraulic cylinder 124. It is rotatably coupled to the rod 124a of the function to transfer the forward and backward power of the rod 124a to the first and second link assembly (122a, 122b). That is, forward and backward power is transmitted from the rod 124a of the hydraulic cylinder 124 to the power transmission shaft 122c, and thus the first and second link assemblies 122a and 122b are folded and the lifting unit 122 is made. ) Lifting and lowering action is achieved.

The lower plate 123 is coupled to the lower end of the lowermost link of the lifting unit 122 in a slidable state, that is, the lower end of the lowermost link of the first link assembly 122a is slidable to the lower plate 123. The lower link of the lowermost link of the second link assembly 122b is slidably coupled to the lower plate 123. The lower plate 123 is equipped with a wheel 123a for movement of the entire lifting device 120.

The hydraulic cylinder 124 is mounted on an upper portion of the lower plate 123, and the tip of the rod 124a of the hydraulic cylinder 124 is rotatably coupled to the power transmission shaft 122c of the lifting unit 122. This has been mentioned in the above description of the power transmission shaft 122c.

The hydraulic pump 125 is mounted on an upper portion of the lower plate 123, and such a hydraulic pump 125 provides power to the hydraulic cylinder 124.

The sudden drop prevention unit 130 functions to support the scoreboard 110 that is raised through the elevating device 120 at the current height. In other words, the sudden drop prevention unit 130 may suddenly drop the elevating device 120 and the scoreboard 110 when an abnormality occurs in the inflow pump 125 and the hydraulic cylinder 124 which are the power sources of the elevating device 120. At the same time it prevents the accident and damage to the scoreboard 110 and accidents that may occur during the sudden drop of the scoreboard (110) serves to prevent human injury.

The sudden drop prevention unit 130 is configured to include an upper post insertion tube 131, a lower post insertion tube 132, four pairs of support posts (133).

The upper post insertion tube 131 is formed to extend downward from the four corners of the lower surface of the upper plate 121, respectively.

The lower post insertion tube 132 is formed to extend upward from four corners of the lower surface of the lower plate 123, respectively.

The four pairs of support posts 133 may be detachably inserted into the upper post insertion tube 131 and the lower post insertion tube 132, respectively. The overall length can be adjusted and at the same time can be fixed in a fixed state. More specifically, based on one support post 133, the support post 133 has a structure in which two or more unit support posts 133a can adjust a coupling position with each other and at the same time adjust the overall length thereof.

At this time, the coupling between the unit support post 133a may be a coupling structure by the coupling bolt 133b, but the present invention is not limited thereto, and the support post 133 may be adjusted by adjusting the coupling position of the unit support post 133a. Various structures can be used within a range that satisfies the conditions for adjusting the overall length of. In the present embodiment, the plurality of unit support posts 133a may be coupled at various points through a plurality of fixing holes 133c formed along the length direction thereof and coupling bolts 133b screwed to the fixing holes 133c. The structure that can be taken as an example.

By the above configuration, the elevating device 120 is raised and lowered by the operation of the hydraulic pump 125 and the hydraulic cylinder 124 and the scoreboard 110 is raised and lowered in conjunction with this.

Referring to FIGS. 2 and 3, FIG. 2 illustrates a pre-use state of the scoreboard 110, in which the first and second link assemblies 122a and 122b of the elevating device 120 are folded and operated. The upper plate 121 of the elevating device 120 is lowered to indicate the state in which the scoreboard 110 is lowered.

3 is a score in which the first and second link combinations 122a and 122b of the elevating device 120 are unfolded and the upper plate 121 of the elevating device 120 is raised to interlock with the opposite to FIG. 2. The board 110 is shown in the elevated state.

Next, with reference to FIG. 4 will be described another configuration of the upper plate in the height-adjustable movable scoreboard according to an embodiment of the present invention.

As shown, the upper plate 221 is formed with a support groove 221a for inserting the lower portion of the scoreboard 110 on the upper surface.

In addition, the moving shaft 231 and the support block 233 are coupled to the upper plate 221 to firmly support the scoreboard 110 having different thicknesses mounted while inserting the lower portion into the support groove 221a. have. That is, the upper shaft 231 is screwed to the side of the upper plate 221 in a state where one end protrudes inside the support groove 221a, and moves forward and backward in the rotational direction thereof, and such a movement. It is rotatably coupled to one end in the support groove 221a of the shaft 231 to be moved in close contact with the bottom of the scoreboard 110 in the support groove 221a while moving in conjunction with the forward and backward movement of the moving shaft 231. The support block 233 is installed. Here, the rotatable coupling between the moving shaft 231 and the support block 233 may be made through a conventional bearing. In addition, a rotation manipulation unit 232 for rotating manipulation of the movement shaft 231 may be coupled to one end of the support groove 221a of the movement shaft 231.

Accordingly, the user rotates the moving shaft 231 through the rotation manipulation unit 232 so that the support block 233 supports the lower surface of the scoreboard 110 in the support groove 221a and at the same time the scoreboard ( Fixing the 110, and in the state in which the lower portion of the scoreboard 110 is fixed through the support block 233, the user rotates the moving shaft 231 in the opposite direction, the support block 233 is the support groove 221a In this case, the scoreboard 110 is released from the fixed state while being spaced apart from the lower surface of the scoreboard 110.

Through such a configuration, the user can firmly support all the scoreboards 110 while applying the compatible scoreboards 110 having different thicknesses to the support grooves 221a of the upper plate 221.

Next, with reference to Figure 5 describes a configuration in which the height adjustment unit 140 is installed on the movable scoreboard capable of height adjustment according to an embodiment of the present invention.

The height adjusting unit 140 sets the highest lifting height and the lowest lifting height of the elevating device 120, respectively, to limit the lifting of the scoreboard 110 between the set high lifting height and the lowest lifting height.

The height adjusting unit 140 is configured to include a light emitting element 141, a light receiving element 142, a distance calculator 143, a control unit 144, the input unit 145.

The light emitting device 141 is installed on the upper plate 121 to emit an optical signal in the downward direction, and the light receiving device 142 is installed on the lower plate 123 to receive the optical signal emitted from the light emitting device 141. .

The distance calculating unit 143 measures the time it takes for the optical signal to be received by the light receiving element 142 after the optical signal is emitted from the light emitting element 141, and then uses the distance calculation unit 143 between the upper plate 121 and the lower plate 123. Calculate the distance. Here, the technique of measuring the distance using the time until the optical signal of the light emitting signal 141 is received by the light receiving element 142 is a technique for the main pipe which is widely used in various technical fields, which will be described in detail in the present embodiment. Is omitted.

The controller 144 controls the raising and lowering operation of the elevating device 120 by comparing the distance value inputted through the distance calculating unit 143 with a preset maximum elevating height value and minimum elevating height value of the elevating device 120. do. In other words, the controller 144 does not allow the elevating device 120 to rise to a height exceeding a preset maximum lifting height value and at the same time prevents the lifting device from descending to a height below a predetermined minimum lifting height value. .

The input unit 145 inputs a signal for setting the highest lifting height value and the lowest lifting height value of the elevating device 120 to the control unit 144. In other words, the user inputs a signal through the input unit 145 to set the highest lift height value and the lowest lift height value.

Through the configuration of the height adjustment unit 140 as described above, the user raises and lowers the scoreboard 110 after presetting the height at the time of raising and lowering the scoreboard 110, thereby reducing the scoreboard 110. Eliminate the hassle of adjusting while raising and lowering with the naked eye.

As can be seen through the embodiments of FIGS. 1 to 5 described above, the height-adjustable movable scoreboard 100 according to the present invention has an abnormality in the elevating device 120 of the scoreboard 110. Even if the scoreboard 110 is supported at the elevated height is prevented from falling sharply to prevent the risk of safety accidents that may occur during the breakage and damage process in advance.

In addition, it consists of a relatively simple structure largely divided into the scoreboard 110 and the elevating device 120, the mobility is excellent, and the workability at the time of installation is improved, it is possible to install in a relatively short time.

In addition, the height of the scoreboard 110 is preset to a different height every use, and then the height of the scoreboard 110 is adjusted or automatically within the range not departing between the preset highest and lowest rising heights. It is possible to locate at the highest and lowest elevated height of the scoreboard 110.

In addition, various scoreboards 110 having various widths can be used after being firmly fixed to the elevating device 120 for every scoreboard 110 while applying compatible to the elevating device 120.

What has been described above is just one embodiment for carrying out the height-adjustable movable scoreboard according to the present invention, and the present invention is not limited to the above-described embodiment, as claimed in the following claims. Without departing from the gist of the invention, anyone of ordinary skill in the art to which the present invention will have the technical spirit of the present invention to the extent that various modifications can be made.

100: adjustable height scoreboard 110: scoreboard
120: lifting device 121,221: upper plate
122: elevation unit 122a: first link assembly
122b: second link assembly 122c: power transmission shaft
123: lower plate 123a: wheel
124: hydraulic cylinder 124a: rod
125: hydraulic pump 130: sudden drop prevention unit
131: upper post insertion tube 132: lower post insertion tube
133: support post 133a: unit support post
133b: coupling bolt 133c: fixing hole
140: height adjusting unit 141: light emitting element
142: light receiving element 143: distance calculating unit
144 control unit 145 input unit
221a: support groove 231: moving shaft
232: rotation control unit 233: support block

Claims (6)

Scoreboard of scoreboard configuration;
The upper plate supporting the lower part of the scoreboard, and the upper end of the uppermost link is coupled to the upper plate in a slidable state, and at the same time, a plurality of links are formed in a folding multi-stage X-shaped connecting structure to maintain a space therebetween. A lowering part including a first link assembly and a second link assembly, and a power transmission shaft rotatably coupled at both ends to a central portion of the lowermost link of the first and second link assemblies; The lower plate is coupled in a slidable state and the lower plate is equipped with a wheel for movement, the hydraulic cylinder is mounted to the lower plate is coupled to the front end of the rod to the power transmission shaft of the elevating portion, and the lower plate is mounted on the hydraulic Including a hydraulic pump that provides power to the cylinder; Lifting device for fixing at various heights in the city;
An upper post insertion tube extending downwardly from four bottom corners of the upper plate, a lower post insertion tube extending upwardly from four bottom corners of the lower plate, and a length direction of the upper post insertion tube and the lower post insertion tube Each end is detachably inserted and includes four pairs of support posts that can be adjusted in their adjustable length and at the same time. Adjustable scoreboard with adjustable height including parts. delete delete The method of claim 1,
A movable height adjustable type further comprises a height adjusting unit for setting the highest lifting height and the lowest lifting height of the lifting device, respectively, to limit the lifting of the scoreboard between the set high lifting height and the lowest lifting height. Scoreboard. The method of claim 4, wherein the height adjustment unit
A light emitting device installed on the upper plate to emit an optical signal in a downward direction;
A light receiving element installed on the lower plate to receive an optical signal emitted from the light emitting element;
A distance calculator configured to calculate a distance between the upper plate and the lower plate by measuring a time from when the light signal is emitted from the light emitting device to receiving the light signal by the light receiving device;
A control unit for controlling the elevating operation of the elevating device by comparing the distance value input through the distance calculating unit with a preset maximum elevating height value and minimum elevating height value of the elevating device;
And a height adjusting unit including an input unit configured to input a signal for setting a maximum lift height value and a minimum lift height value of the lift device to the controller. The method of claim 1,
The upper plate is formed with a support groove for inserting the lower portion of the scoreboard on the upper surface,
It is screwed to the side of the upper plate in a state where one end protrudes inside the support groove, and is rotatably coupled to one end in the support groove of the support shaft of the moving shaft and forward and backward in the direction of rotation thereof. The movable scoreboard is adjustable height, characterized in that it further comprises a support block that is in close contact with the lower portion of the scoreboard in the support groove while moving in conjunction with the jeans.

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