CN215502247U - Bidding display tool - Google Patents

Abstract

The utility model discloses a sign displaying tool which comprises four supporting columns and supporting rods, wherein the tops of the four supporting columns are fixedly provided with a same rectangular frame, a same fixing plate is fixedly connected between the front inner wall and the rear inner wall of the rectangular frame, the tops of the rectangular frame are fixedly provided with four telescopic rods, the tops of the four telescopic rods are fixedly provided with a same bottom plate, the bottom plate is provided with a containing groove, the bottom of the fixing plate is rotatably connected with a threaded rod, the bottom of the fixing plate is fixedly provided with a rotating mechanism in transmission connection with the threaded rod, and the bottom plate of the bottom plate is fixedly provided with a lifting mechanism in threaded sleeve on the threaded rod. According to the utility model, through the matched use of the rectangular frame, the fixed plate, the telescopic rod, the bottom plate, the threaded rod, the first bevel gear and the rotating mechanism, the purpose of adjusting the height of the bottom plate by rotating the handle is realized, and the display of the bidding documents is facilitated.

Description

Bidding display tool

Technical Field

The utility model belongs to the technical field of auxiliary bidding tools, and particularly relates to a bidding display tool.

Background

When the engineering project is implemented, a great amount of technical resources, human resources and natural resources are needed to complete the engineering project, and in order to optimize social resources and improve engineering quality, the construction project generally carries out engineering bidding.

The utility model discloses a trade mark instrument is called in current engineering is not convenient for remove, can not improve the height of desktop simultaneously to the file is called in the show of not being convenient for, though current trade mark instrument desktop of calling can overturn, the desktop area of overturning is limited, is unfavorable for the engineering purpose of calling the mark, for this we have proposed a show instrument of calling the mark.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects that the height of a desktop cannot be increased and the area of a turnover desktop is limited in the prior art, and provides a bid exhibiting tool.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a bid exhibiting tool comprises four supporting columns and supporting rods, wherein the tops of the four supporting columns are fixedly provided with a same rectangular frame, the same fixing plate is fixedly connected between the front inner wall and the rear inner wall of the rectangular frame, four telescopic rods are fixedly arranged at the top of the rectangular frame, the same bottom plate is fixedly arranged at the top of the four telescopic rods, the bottom plate is provided with a containing groove, the bottom of the fixed plate is rotationally connected with a threaded rod, the bottom of the fixed plate is fixedly provided with a rotating mechanism in transmission connection with the threaded rod, a lifting mechanism which is sleeved on the threaded rod in a threaded manner is fixedly arranged on the bottom plate of the bottom plate, a display plate is hinged on one side of the bottom plate, two sides of the bottom of the display board are both fixedly provided with limiting mechanisms, two expansion boards are connected between the two limiting mechanisms in a sliding way, the bottom of the display board is rotatably connected with a rotating mechanism which is in transmission connection with the two expansion plates.

Preferably, the threaded rod is fixedly sleeved with a first bevel gear, and the first bevel gear is in transmission connection with the rotating mechanism.

Preferably, rotary mechanism includes two fixed blocks of fixed mounting in the fixed plate bottom, two it runs through being equipped with same root dwang to rotate on the fixed block, the one end fixed mounting of dwang has the second bevel gear with first bevel gear meshing, the other end fixed mounting of dwang has the handle.

Preferably, the lifting mechanism comprises two connecting plates fixedly mounted at the bottom of the bottom plate, a same internal thread block is fixedly connected between the two connecting plates, and the internal thread block is sleeved on the threaded rod in a threaded manner.

Preferably, stop gear includes fixed mounting in the stopper of show board bottom one side, the stopper, two the spout has all been seted up to the face in opposite directions of stopper, two the both sides of expansion plate are equallyd divide and are do not with two spout sliding connection.

Preferably, two the equal fixed mounting in bottom of expansion plate has the rack, slewing mechanism includes the driven lever of being connected with the show board bottom rotation, the bottom fixed mounting of driven lever has the fluted disc with two equal meshing of rack, the bottom fixed mounting of fluted disc has the connecting rod.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, through the matched use of the rectangular frame, the fixed plate, the telescopic rod, the bottom plate, the threaded rod, the first bevel gear and the rotating mechanism, the purpose of adjusting the height of the bottom plate by rotating the handle is realized, and the display of the bidding documents is facilitated.

2. According to the utility model, through the matched use of the bottom plate, the accommodating groove, the display plate, the telescopic plates, the limiting mechanism and the rotating mechanism, the fluted disc is rotated through rotating the connecting rod, so that the two telescopic plates are extended through the rack, the purpose of increasing the area of the desktop is realized, and the engineering bidding is facilitated.

Drawings

Fig. 1 is a schematic diagram of a main structure of a bidding tool according to the present invention;

FIG. 2 is a schematic view of a partial front perspective structure of a bid displaying tool according to the present invention;

FIG. 3 is a schematic view of a partial side perspective structure of a bid displaying tool according to the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 1 at A;

fig. 5 is a partially enlarged view of fig. 1 at B.

In the figure: the display device comprises a supporting column 1, a rectangular frame 2, a fixing plate 3, a telescopic rod 4, a bottom plate 5, a containing groove 6, a threaded rod 7, a display plate 8, a telescopic plate 9, a first bevel gear 10, a fixing block 11, a rotating rod 12, a second bevel gear 13, a handle 14, a connecting plate 15, an internal thread block 16, a limiting block 17, a sliding groove 18, a rack 19, a driven rod 20, a fluted disc 21, a connecting rod 22 and a supporting rod 23.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-5, a show instrument of signing a tender, including four support columns 1 and branch 23, branch 23 prevents to accomodate the inslot 6 on bottom plate 5, the top fixed mounting of four support columns 1 has same rectangular frame 2, the same fixed plate 3 of fixedly connected with between the inner wall around rectangular frame 2, rectangular frame 2's top fixed mounting has four telescopic links 4, the top fixed mounting of four telescopic links 4 has same bottom plate 5, accomodate groove 6 has been seted up on bottom plate 5, the bottom of fixed plate 3 is rotated and is connected with threaded rod 7.

The bottom fixed mounting of fixed plate 3 has the rotary mechanism who is connected with the transmission of threaded rod 7, and the bottom plate fixed mounting of bottom plate 5 has the elevating system on threaded rod 7 is located to the thread bush, and one side of bottom plate 5 articulates there is show board 8, and the equal fixed mounting in both sides of show board 8 bottom has stop gear, and sliding connection has two expansion plates 9 between two stop gear, and the bottom of show board 8 is rotated and is connected with the slewing mechanism who is connected with the equal transmission of two expansion plates 8.

Wherein, fixed cover is equipped with first bevel gear 10 on the threaded rod 7, and first bevel gear 10 is connected with the rotary mechanism transmission, and is further, and rotary mechanism includes two fixed blocks 11 of fixed mounting in fixed plate 3 bottom, rotates on two fixed blocks 11 and runs through and be equipped with same root dwang 12, and the one end fixed mounting of dwang 12 has second bevel gear 13 with first bevel gear 10 meshing, and the other end fixed mounting of dwang 12 has handle 14.

It should be noted that, by rotating the handle 14, the rotating rod 12 is rotated, and the rotating rod 12 drives the threaded rod 7 to rotate through the first bevel gear 10 and the second bevel gear 13, so that the purpose of driving the lifting mechanism to operate is achieved through the threaded rod 7.

Wherein, elevating system includes two connecting plates 15 of fixed mounting in bottom plate 5 bottom, and the same piece internal thread piece 16 of fixedly connected with between two connecting plates 15, on threaded rod 7 was located to 16 threaded sleeves of internal thread piece, and further, stop gear includes fixed mounting in stopper 17 of show board 9 bottom one side, and stopper 17, two stoppers 17's the face in opposite directions have all seted up spout 18, and the both sides of two expansion plates 8 are equallyd divide do not with two spout 18 sliding connection.

It should be noted that a through thread groove is formed in the inner thread block 16, the threaded rod 7 is in threaded connection with the threaded hole, and when the threaded rod 7 rotates and rotates, the inner thread block 16 moves on the threaded rod 7, so that the connecting plate 15 drives the bottom plate 5 to move, the purpose of adjusting the height of the display plate 8 is achieved, and engineering bidding is facilitated.

Wherein, the bottom of two expansion plates 8 is all fixed mounting have rack 19, slewing mechanism includes the driven lever 20 of being connected with show board 9 bottom rotation, the bottom fixed mounting of driven lever 20 has the fluted disc 21 with two rack 19 equal meshings, the bottom fixed mounting of fluted disc 21 has connecting rod 22.

It should be noted that, when the display board 8 covers the bottom board 5, the fluted disc 21 and the rack 19 are both accommodated in the accommodating groove 6 of the bottom board 5, and after the display board 8 is lifted and fixed, the fluted disc 21 rotates by rotating the connecting rod 22, so that the two racks 19 move oppositely, the purpose of extending the retractable board 9 is realized, and the engineering bidding is facilitated.

In the utility model, the handle 14 is rotated to drive the rotating rod 12 to rotate, and the rotating rod 12 drives the threaded rod 7 to rotate through the first bevel gear 10 and the second bevel gear 13, so that the inner thread block 16 moves on the threaded rod 7, the purpose of driving the bottom plate 5 to move up and down through the connecting plate 15 is realized, and the purpose of adjusting the height of the bottom plate 5 is achieved.

Further, through lifting up show board 8 for show board 8 rotates on bottom plate 5, props up show board 8 through current branch 23, later through rotating connecting rod 22, connecting rod 22 then drives fluted disc 21 and rotates, thereby fluted disc 21 drives two 19 opposite motions of rack, realizes the purpose that stretches out expansion plate 9 from the bottom of show board 8, realizes the area of the show board 8 that increases, does benefit to the engineering and signs.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims (6)

1. The utility model provides a signboard display tool, includes four support columns (1) and branch (23), its characterized in that, four the top fixed mounting of support column (1) has same rectangular frame (2), fixedly connected with is with one fixed plate (3) between the front and back inner wall of rectangular frame (2), the top fixed mounting of rectangular frame (2) has four telescopic links (4), four the top fixed mounting of telescopic link (4) has same bottom plate (5), set up on bottom plate (5) and accomodate groove (6), the bottom of fixed plate (3) is rotated and is connected with threaded rod (7), the bottom fixed mounting of fixed plate (3) has the rotary mechanism who is connected with threaded rod (7) transmission, the bottom plate fixed mounting of bottom plate (5) has the elevating system of screw thread cover on threaded rod (7), one side of bottom plate (5) articulates there is show board (8), the display board is characterized in that limiting mechanisms are fixedly mounted on two sides of the bottom of the display board (8) respectively, two telescopic boards (9) are connected between the limiting mechanisms in a sliding mode, and the bottom of the display board (8) is rotatably connected with rotating mechanisms which are connected with the two telescopic boards (8) in a transmission mode.

2. A poster displaying tool according to claim 1, wherein said threaded rod (7) is fixed with a first bevel gear (10), said first bevel gear (10) being in driving connection with a rotating mechanism.

3. The signboard display tool as claimed in claim 2, wherein the rotating mechanism comprises two fixed blocks (11) fixedly mounted at the bottom of the fixed plate (3), the two fixed blocks (11) are rotatably provided with a same rotating rod (12) through, one end of the rotating rod (12) is fixedly provided with a second bevel gear (13) engaged with the first bevel gear (10), and the other end of the rotating rod (12) is fixedly provided with a handle (14).

4. The tool for displaying a poster according to claim 1, wherein the lifting mechanism comprises two connecting plates (15) fixedly mounted at the bottom of the base plate (5), a same internal thread block (16) is fixedly connected between the two connecting plates (15), and the internal thread block (16) is threadedly sleeved on the threaded rod (7).

5. The signboard display tool as claimed in claim 1, wherein the limiting mechanism comprises a limiting block (17) fixedly mounted on one side of the bottom of the display board (9), the limiting block (17) is provided with two sliding grooves (18) on the opposite surfaces of the two limiting blocks (17), and the two sides of the two expansion boards (8) are respectively connected with the two sliding grooves (18) in a sliding manner.

6. The signboard display tool as claimed in claim 1, wherein the two telescopic plates (8) are fixedly mounted with a rack (19) at the bottom, the rotating mechanism comprises a driven rod (20) rotatably connected with the bottom of the display plate (9), a fluted disc (21) engaged with the two racks (19) is fixedly mounted at the bottom of the driven rod (20), and a connecting rod (22) is fixedly mounted at the bottom of the fluted disc (21).

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