JP3148299U - Manual roller lift - Google Patents

Abstract

To develop and provide an inexpensive manual roller lifting device that is lightweight, compact, easy to handle, and can be used by anyone. A base body 1 provided with a guide portion 1b for extending and contracting a supporting member such as a lightweight square steel pipe in the vertical direction and a pressing force adjusting device 1c for pressing and holding the supporting member 5 at the upper center. And holding the support member 5 and moving it vertically in the vertical direction, the drive transport device 2, the driven transport device 3 and the support member 5 are temporarily held when they are added to prevent the fall and required for the addition. A holding device 4 provided so as to be movable up and down by a predetermined dimension, a tip support member 5a provided with a locking portion at the tip portion, and length adjustment support members 5b and 5c that adjust the length while adding a plurality according to the purpose of use. Each of the support members 5 is combined, and when transported, the transported product is locked to the locking portion of the tip support member 5a, and the length adjusting support member is raised by the transport device, or the length adjusting support member is raised. Do not remove To al descent. [Selection] Figure 1

Description

  The present invention relates to a manual roller type lifting device used for transportation for installation / removal when a decorative article or the like is installed at a high place during an event such as a festival or a celebration.

  Conventionally, special vehicles such as work platforms at high places and cranes have been leased in order to attach and remove ornaments during festivals and celebrations. In addition, it was necessary to hire an operator who operates a special vehicle and a guardman in order to work safely. For that purpose, he spent a lot of money and time. In addition, because there are restrictions on the installation space such as special vehicles and scaffolding, it is inefficient because the installation work is performed by a large number of people depending on the installation location.

  If you spend a lot of money and time at these regular events every year, devising an inexpensive lifting device that anyone can use easily and putting it on the market will lead to an increase in work efficiency and economy. Therefore, early development of a lifting device that solves the above-described problems and satisfies all requirements is desired.

For reference, patent documents related to lifting devices that have been filed so far are introduced. (See Patent Documents 1 to 3.)
JP 2008-001474 A JP2008-162709 JP2008-529930

  Therefore, in order to solve the above-mentioned problems, the present invention is to develop and provide an inexpensive manual roller type lifting device that is small in space, lightweight and compact, easy to handle, and that anyone can use alone.

  As means for solving this problem, a guide member for vertically extending and moving a support member such as a lightweight square steel pipe in the upper center and a pressing force adjusting device for pressing and holding the support member are provided. Holds the base body, the driving and conveying device that holds the supporting member and moves it vertically and vertically, the driven conveying device, and the supporting member are temporarily held when the supporting member is added to prevent the falling and required for the addition. Support comprising a holding device provided so as to be movable up and down with a predetermined dimension, a tip support member provided with a locking portion at the tip, and a length adjustment support member that adjusts the length while adding a plurality according to the purpose of use. It consists of a member, and when transporting, the transported product is locked to the locking portion of the tip support member, and is lifted by the transport device while adding the length adjustment support member by the holding device. Length adjustment support Material is lowered while held by the holding device, it is intended to remove.

  As an effect of this device, a base body provided with a guide part for vertically extending and moving a support member such as a lightweight square steel pipe in the upper center and a pressing force adjusting device for pressing and supporting the support member, respectively, A drive transport device that grips the support member and transports it vertically in the vertical direction, a driven transport device, and a support member that is temporarily held when the support member is added to prevent falling and to move up and down by a predetermined dimension required for the addition. A holding device provided in a possible manner, and a support member formed by combining a tip support member provided with a locking portion at the tip portion and a length adjustment support member that adjusts the length while adding a plurality according to the purpose of use, In addition, when transporting, the transported product is locked to the locking part of the tip support member, and the length adjustment support member is added by the holding device while being lifted by the transport device. Holding the member In is lowered while maintaining, by removing, in a lightweight, compact, handling is simple, everyone can be used alone, etc. are inexpensive, it is intended to achieve the Naru extremely beneficial effect.

  As the best mode of the present invention, it is important to select dimensions, shapes and materials in accordance with the size and weight of the decorations to be decorated in consideration of safety, operability and durability.

  Therefore, one embodiment of the present invention will be described in detail with reference to FIGS. 1 to 2. When installing ornaments etc. at a high place during events such as festivals and celebrations, it will be transported for attachment and removal. In the lifting device to be used, the lifting device (S) presses the supporting member (1a) (1b) and the supporting member for extending and contracting the supporting member (5) such as a lightweight square steel pipe in the vertical direction at the upper center. A base main body (1) provided with a pressing force adjusting device (1c) to be gripped, a drive transport device (2) for gripping and supporting the support member (5), and transporting in the vertical direction, and a driven transport A device (3), a holding device (4) that is temporarily held when the support member (5) is added to prevent dropping, and is provided with a predetermined dimension (H) that can be moved up and down, and a tip portion Tip support member (5a) provided with a locking portion on the top and a plurality of them depending on the purpose It consists of a support member (5) which is a combination of length adjustment support members (5b) and (5c) which adjust the length while adding, and at the time of transport, the transported product (X) is attached to the engaging portion of the tip support member. And while the length adjusting support member is added by the holding device (4), it is raised by the conveying devices (2) and (3), and when it is lowered, the lowermost length adjusting support member is held by the holding device (4). ) It is composed of a manual roller type lifting device characterized by being lowered while being held and removed.

  The structure of this device will be described. As shown in FIG. 1, the base body (1) has a box shape made of a steel angle member having a vertical dimension of about 935 mm, a horizontal dimension of about 500 mm, and a width dimension of about 505 mm. In addition, a guide part (1a) (1b) for moving the support member (5) of a lightweight square steel pipe of □ 50 mm × 50 mm up and down at the upper center of the base body (1) and the support member (5) are adjusted. A pressing force adjusting device (1c) is provided for pressing and fixing in the horizontal direction with bolts and nuts, and preventing dropping.

  Then, a description will be given of the conveying device (2) (3) for installing the support member (5) in the substantially central portion of the base body (1) and moving it up and down. This is in close contact with the left side surface portion of the support member (5). A handle rotation reduction gear provided in close contact with the provided rubber roller (3) and the right side surface of the support member (5) and capable of being pressed leftward about the swing shaft of the hinge member (2a). A rubber roller (2) with rubber is provided.

  In addition, a holding device (4) for lifting upward while temporarily holding the lower portion of the support member until the roller portion is reached when the support member (5) is added, is substantially at the center lower portion of the base body (1). Provided. The holding device (4) has a guide member (4a) having a guide hole in the center, a holding member (4b) having a shaft (4e) in the center, and a right side of the base body. Each holding member vertical movement pedal (4c) is provided so as to be vertically movable with the shaft portion (4e) as a fulcrum.

  The support member (5) is formed of a lightweight square steel pipe of □ 50 mm × 50 mm × total length of about 750 mmL, and has a locking hook (5a ′) at the four corners of the tip and a stepped insertion portion ( 5a ″) each provided with a tip support member (5a) and a stepped insertion portion (5b ″) having a height of about 90 mm at the lower end, and a plurality of length adjustment support members ( 5b) (5c)... (5x) are added and used. In addition, when the length of the support member (5) becomes long, it is considered that slippage of the roller portion occurs due to excessive load, and as a slip prevention measure, non-slip members are attached to both side portions of the support member. It is also possible to increase the frictional resistance by sanding or the like.

  Next, the operation procedure when the support member (5) is extended and extended will be described. In the case of FIG. 3, the first tip support member (5a) and the second length adjustment support member (5b) are already attached. The third length adjusting support member (5c) to be extended and extended is installed in the holding member (4b), and the holding member vertical movement pedal is stepped on to move upward. It is inserted into the lower inner side of the support member, and after complete insertion, the third length adjustment support member (5c) is lifted while pressing the pedal until the third length adjustment support member (5c) reaches the roller portion of the transport device (2) (3).

  Further, when a transport item (X) such as a Christmas tree having a high height is installed, as shown in FIG. 4, the transport product is placed on the hook for locking (5a ′) provided at the tip of the tip support member (5a). The tip of (X) is fixed, locked with a locking member (R) such as a rope, and slowly lifted while turning the handle (2b) of the transport device (2). In this state, the fall prevention fixing pin (P) is inserted into the hole of the guide angle portion and the fall prevention fixing hole portion of the lowermost inner boom to prevent the entire inner boom from falling. Then, a rope is suspended and fixed in four directions between the upper end of the conveyed product and the anchor embedded on the ground so that the conveyed product (X) does not fall down. Then, a locking member (R) such as a rope is locked to a locking portion (5a ′) such as a fixing hook provided at the front end and the lower end of each inner boom to lock the conveyed product (X). . Moreover, when removing, it is performed in the reverse work process (procedure) when lifting.

  The manual roller type lifting device of this device is lightweight, compact, easy to handle, can be used by anyone alone, and is inexpensive, so it contributes to many related companies decorating ornaments at events, etc. With the above applicability.

One Example of this invention is shown, (A) is a top view, (B) is a front view. One Example of this invention is shown, (A) It is a right view, (B) is the aa arrow directional cross-sectional enlarged view of FIG. 1 (B). It is a front view which shows the usage example of this invention and shows the support member addition procedure. It is a front view which shows the usage example of this invention and shows the whole working posture.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Base main body 1a Guide part 1b Guide part 1c Pushing force adjustment apparatus 2 Driven conveying apparatus 2a Hinge member 2b Handle 3 Followed conveying apparatus 4 Holding apparatus 4a Guide member 4b Holding member 4c Holding member vertical movement pedal 4d Holding member shaft part 4e Lifting pedal hinge portion 5 Support member 5a Tip support member 5a 'Locking hook portion 5a "Stepped insertion portion 5b Adjustment support member 5b" Stepped insertion portion 5c Adjustment support member H Predetermined dimension S Lifting device X Conveyed product P Dropping Fixing pin for prevention R Locking member

Claims (1)

When installing ornaments etc. at high places during events such as festivals and celebrations, in the lifting device used for transportation for attachment and removal, the lifting device (S) is a lightweight square steel pipe etc. A base body (1) provided with guide portions (1a) (1b) for moving the support member (5) in a vertical direction and a pressing force adjusting device (1c) for pressing and holding the support member, respectively. , Holding the support member (5) and moving it vertically in the vertical direction, the driven transport device (2), the driven transport device (3), and the support member (5) are temporarily held when they are added. The holding device (4) provided with a predetermined dimension (H) that can be moved vertically to prevent dropping, a tip support member (5a) provided with a locking portion at the tip, and a plurality of them according to the purpose of use Length adjusting support members (5b) (5c) for adjusting the length while adding Each of the support members (5) is combined, and at the time of transport, the transported product (X) is locked to the locking portion of the tip support member, and the length adjusting support member is added by the holding device (4). A manual roller type lifting and lowering device characterized in that it is lifted by the transport devices (2) and (3), and is lowered while being held by the holding device (4) when it is lowered and removed.

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