Purchase bidding device

Abstract

The utility model discloses a procurement bid invitation device which comprises an L-shaped plate and a second rotating box, the side wall of the L-shaped plate is provided with the second rotating box, the side wall of the second rotating box is provided with a motor box, the motor box is internally provided with a second motor, the output end of the second motor is provided with a transmission shaft, and the output end of the transmission shaft is provided with a transmission shaft. The surface of the transmission shaft is sleeved with a transmission bevel gear, a driven shaft is movably installed in the position, on one side of the transmission bevel gear, of the second rotating box, the surface of the driven shaft is sleeved with a driven bevel gear, the driven bevel gear is meshed with the transmission bevel gear, and a disc is installed at one end of the driven shaft. According to the utility model, the procurement bid invitation information can be conveniently displayed in a pulling linkage manner and conveniently adjusted in height, the display screen can be conveniently and flexibly rotated at an angle to display, the direction of the display screen can be conveniently adjusted through circumferential rotation, and the display flexibility is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to procurement bidding device technical field, concretely is a kind of procurement bidding device. BACKGROUND

[0002] Bidding procurement refers to that procurement party as tenderer, proposes the condition and requirement of procurement in advance, invites numerous enterprises to participate in bidding, then by procurement party according to the prescribed procedure and standard, once from among the selection of transaction object, and with the most favorable condition of the bidding party signed agreement process, the whole process requires open, fair and optimal, procurement bidding information is more, to more conveniently show procurement bidding information, therefore, a kind of procurement bidding device is presented.

[0003] As the authorized announcement No.CN213757256U discloses a kind of engineering bidding procurement management device, including box, the bottom of the box is provided with moving wheel, the top of the box is opened with storage groove, the inside of the storage groove is provided with mounting plate, the top of the mounting plate is installed with second hydraulic pump, the output end of the second hydraulic pump is connected with second telescopic column;

[0004] It realizes the management device for the engineering bidding procurement, by starting second hydraulic pump, second hydraulic pump drives second telescopic column to be telescopic, to drive the main display board on the top of slider to move up and down, when idle, main display board can be stored in the inside of storage groove, avoid being damaged by exposure, prolong its service life, by connecting block and movable rod swing joint, folding or opening vice display board is facilitated, increase the area that can be shown, adjustability is strong, fully utilize display panel, realize optimization;

[0005] But it does not solve the existing procurement bidding device when using not conducive to the convenient pull linkage display procurement bidding information and the convenient height adjustment display procurement bidding information, not conducive to the flexible angle rotation display of display screen and circumferential rotation adjustment display screen direction, affect the flexibility of display. UTILITY MODEL CONTENTS

[0006] The utility model aims at providing a kind of procurement bidding device, to solve the problem of above-mentioned background art that procurement bidding device is not convenient for the convenient pull linkage display procurement bidding information and the convenient height adjustment display procurement bidding information, not conducive to the flexible angle rotation display of display screen and circumferential rotation adjustment display screen direction, affect the flexibility of display.

[0007] In order to achieve the above object, the utility model provides the following technical scheme: a purchase bidding device, including L type board and second rotating box, the side wall of L type board is installed with second rotating box, the side wall of second rotating box is installed with motor box, the inside of motor box is installed with second motor, the output of second motor is installed with transmission shaft, the surface of transmission shaft is equipped with transmission bevel gear, the inside of second rotating box of transmission bevel gear side is movably installed with driven shaft, the surface of driven shaft is equipped with driven bevel gear, and driven bevel gear and transmission bevel gear are interlocked, and one end of driven shaft is installed with disc, the side of disc close to second rotating box is installed with multiple sets of limiting block of equal interval, the surface of second rotating box is installed with sliding slot, and limiting block and sliding slot are connected slidingly, the bottom end of disc is installed with pull frame, the side wall of pull frame is installed with main display screen, the inside of pull frame is symmetrically slidably installed with vice display screen, the side wall of pull frame of vice display screen side is installed with two sets of locking pin, and locking pin extends to the surface of vice display screen through pull frame, and the outside of L type board is provided with backboard.

[0008] Preferably, a first rotating box is installed on the side wall of the backboard, and the first rotating box is fixedly connected with the backboard.

[0009] Preferably, a first motor is installed on the inner wall of the first rotating box, and an output end of the first motor is installed with a worm.

[0010] Preferably, a rotating shaft is movably installed in the first rotating box on the side of the worm, a worm wheel is sleeved on the surface of the rotating shaft, and the worm and the worm wheel are interlocked.

[0011] Preferably, the rotating shaft extends to the outside of the first rotating box, and an integrated frame is installed on one end of the rotating shaft.

[0012] Preferably, a threaded rod is installed on the side wall of the integrated frame, the threaded rod is movably connected with the integrated frame, a servo motor is installed on the top end of the integrated frame, and an output end of the servo motor is connected with the threaded rod.

[0013] Preferably, a threaded sleeve is sleeved on the surface of the threaded rod, the threaded sleeve is threadedly connected with the threaded rod, and slide rails are installed on the side walls of the integrated frames on both sides of the threaded rod.

[0014] Preferably, the threaded sleeve is connected with the L-shaped plate, and the L-shaped plate is slidably connected with the slide rails.

[0015] Compared with the prior art, the procurement bidding device has the beneficial effects that: the procurement bidding device not only realizes convenient pull linkage display of procurement bidding information and convenient height adjustment display of procurement bidding information, facilitates flexible angle rotation display and circumferential rotation adjustment display screen direction of the display screen, and improves the flexibility of display.

[0016] (1) The procurement bidding information is displayed through the main display screen and the auxiliary display screen. When the information is more, the auxiliary display screen is separated from the pull frame by loosening the locking pin, the auxiliary display screen is pulled out from the pull frame, two groups of auxiliary display screens and the main display screen jointly display information, when the display angle of the main display screen and the auxiliary display screen needs to be adjusted, the transmission shaft is rotated by the second motor, the transmission bevel gear is rotated by the transmission shaft, the driven bevel gear is rotated by the transmission bevel gear, the driven shaft is rotated by the driven bevel gear, the disc is rotated by the driven shaft, the limiting block is slid in the sliding groove by the disc, the limiting block provides limiting sliding support for the disc, the pull frame is rotated by the disc, the main display screen and the auxiliary display screen are rotated by the pull frame, the display angle of the main display screen and the auxiliary display screen is adjusted, information is conveniently viewed from different angles, the procurement bidding information is conveniently displayed through pull linkage, and the display screen is conveniently displayed through flexible angle rotation.

[0017] (2) The threaded rod is rotated by the servo motor, the threaded sleeve is moved up and down by the threaded rod, the L-shaped plate is moved up and down by the threaded sleeve, the second rotating box, the disc, the pull frame, the main display screen and the auxiliary display screen are moved up and down by the L-shaped plate, the display height of the main display screen and the auxiliary display screen is adjusted, the procurement bidding information is conveniently displayed from different heights, when the direction of the display screen needs to be adjusted, the worm is rotated by the first motor, the worm wheel is rotated by the worm, the rotating shaft is rotated by the worm wheel, the integrated frame is rotated by the rotating shaft, the L-shaped plate, the second rotating box, the disc, the pull frame, the main display screen and the auxiliary display screen are circumferentially rotated by the integrated frame, the use direction of the display screen is conveniently adjusted through circumferential rotation, the procurement bidding information is conveniently displayed through height adjustment, the direction of the display screen is conveniently adjusted through circumferential rotation, and the flexibility of display is improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0019] Figure 2 It is a three-dimensional structure schematic view of the pull frame of the utility model;

[0020] Figure 3 It is a three-dimensional structure schematic view of the utility model; Figure 1 It is an enlarged structure schematic view of A in the middle;

[0021] Figure 4 It is the front view section structure schematic view of the first rotating box of the utility model;

[0022] Figure 5 It is the plan section structure schematic view of the second rotating box of the utility model;

[0023] Figure 6 It is the Figure 5 It is the enlarged structure schematic view of B place in the middle;

[0024] Figure 7 It is the three-dimensional structure schematic view of the integrated frame of the utility model.

[0025] In the drawing: 1, back plate; 2, first rotating box; 3, integrated frame; 4, second rotating box; 5, disc; 6, pull frame; 7, secondary display screen; 8, L-shaped plate; 9, motor box; 10, locking pin; 11, first motor; 12, worm; 13, worm wheel; 14, rotating shaft; 15, second motor; 16, transmission bevel gear; 17, driven shaft; 18, driven bevel gear; 19, servo motor; 20, threaded rod; 21, threaded sleeve; 22, slide rail; 23, transmission shaft; 24, limit block; 25, slide groove; 26, main display screen. DETAILED DESCRIPTION

[0026] In order to further illustrate the technical means and effects taken by the utility model to achieve the predetermined utility model purposes, the following will be combined with the preferred embodiments, the specific implementation, structure, features and effects according to the utility model are described in detail as follows.

[0027] Please refer to Figures 1-7The utility model provides an embodiment: a kind of purchase bidding device, including L-shaped plate 8 and second rotating box 4, second rotating box 4 is installed on the side wall of L-shaped plate 8, motor box 9 is installed on the side wall of second rotating box 4, second motor 15 is installed in the inside of motor box 9, second motor 15 plays the role of power drive, transmission shaft 23 is installed at the output of second motor 15, transmission conical gear 16 is sleeved on the surface of transmission shaft 23, driven shaft 17 is movably installed in the second rotating box 4 of transmission conical gear 16 side, driven conical gear 18 is sleeved on the surface of driven shaft 17, and driven conical gear 18 and transmission conical gear 16 are mutually engaged, and one end of driven shaft 17 is installed with disc 5, disc 5 is installed with multiple groups of limiting block 24 of equal interval on the side close to second rotating box 4, the surface of second rotating box 4 is installed with sliding slot 25, and limiting block 24 and sliding slot 25 are slidably connected, the bottom end of disc 5 is installed with pull-out frame 6, main display screen 26 is installed on the side wall of pull-out frame 6, vice display screen 7 is symmetrically slidably installed in the inside of pull-out frame 6, two groups of locking pin 10 are installed on the side wall of pull-out frame 6 of vice display screen 7, and locking pin 10 extends to the surface of vice display screen 7 by passing through pull-out frame 6, and the outside of L-shaped plate 8 is provided with backboard 1;

[0028] First, the device is installed to wall, the device is connected with external controller and external circuit, purchase bidding information is input to the inside of main display screen 26 and vice display screen 7, and the purchase bidding information is displayed by main display screen 26 and vice display screen 7, when information is more, by loosening locking pin 10, vice display screen 7 is separated from pull-out frame 6, and vice display screen 7 is pulled out from the inside of pull-out frame 6, to make two groups of vice display screen 7 and main display screen 26 joint display information, when the display angle of main display screen 26 and vice display screen 7 needs to be rotated and adjusted, by the external control opening second motor 15, by second motor 15 driving transmission shaft 23 rotation, by transmission shaft 23 driving transmission conical gear 16 rotation, under the mutual engagement of transmission conical gear 16 and driven conical gear 18, by transmission conical gear 16 driving driven conical gear 18 rotation, by driven conical gear 18 driving driven shaft 17 rotation, by driven shaft 17 driving disc 5 rotation, by disc 5 driving limiting block 24 sliding in sliding slot 25, wherein limiting block 24 provides limiting sliding support to disc 5, by disc 5 driving pull-out frame 6 rotation, by pull-out frame 6 driving main display screen 26 and vice display screen 7 rotation, to rotate and adjust the display angle of main display screen 26 and vice display screen 7, to facilitate viewing and browsing information from different angles, realize the convenient pull-out linkage display purchase bidding information, facilitate the angle rotation display of display screen to be flexible;

[0029] The first rotating box 2 is mounted on the side wall of the back plate 1 and is fixedly connected with the back plate 1, a first motor 11 is mounted on the inner wall of the first rotating box 2, the first motor 11 serves as a power drive, and a worm 12 is mounted at the output end of the first motor 11;

[0030] A rotating shaft 14 is movably mounted in the first rotating box 2 on one side of the worm 12, the rotating shaft 14 is sleeved with a worm wheel 13, the worm 12 and the worm wheel 13 are in meshing engagement, the rotating shaft 14 extends to the outside of the first rotating box 2, and an integrated frame 3 is mounted at one end of the rotating shaft 14;

[0031] A threaded rod 20 is mounted on the side wall of the integrated frame 3 and is movably connected with the integrated frame 3, a servo motor 19 is mounted at the top end of the integrated frame 3, the servo motor 19 serves as a power drive, the output end of the servo motor 19 is connected with the threaded rod 20, a threaded sleeve 21 is sleeved on the surface of the threaded rod 20 and is threadedly connected with the threaded rod 20, sliding rails 22 are mounted on the side walls of the integrated frame 3 on both sides of the threaded rod 20, the threaded sleeve 21 is connected with the L-shaped plate 8, and the L-shaped plate 8 is slidably connected with the sliding rails 22;

[0032] When the display height needs to be adjusted, the servo motor 19 is turned on through external control, the threaded rod 20 is driven to rotate by the servo motor 19, the threaded sleeve 21 is driven to move up and down by the threaded rod 20 under the threaded connection between the threaded rod 20 and the threaded sleeve 21 and under the sliding cooperation between the L-shaped plate 8 and the sliding rails 22, the L-shaped plate 8 is driven to move up and down by the threaded sleeve 21, and the second rotating box 4, the disc 5, the pull-out frame 6, the main display screen 26 and the auxiliary display screen 7 are driven to move up and down by the L-shaped plate 8, so that the display height of the main display screen 26 and the auxiliary display screen 7 is adjusted, the procurement bidding information is conveniently displayed from different heights, when the direction of the display screen needs to be adjusted, the first motor 11 is turned on through external control, the worm 12 is driven to rotate by the first motor 11, the worm wheel 13 is driven to rotate by the worm 12 under the meshing engagement between the worm 12 and the worm wheel 13, the integrated frame 3 is driven to rotate by the worm wheel 13, and the L-shaped plate 8, the second rotating box 4, the disc 5, the pull-out frame 6, the main display screen 26 and the auxiliary display screen 7 are driven to rotate circumferentially by the integrated frame 3, so that the use direction of the display screen is conveniently adjusted by circumferential rotation, the procurement bidding information is conveniently displayed by height adjustment, the direction of the display screen is conveniently adjusted by circumferential rotation, and the flexibility of display is improved.

[0033] Working principle: first by the main display screen 26 and vice display screen 7 to show the procurement bidding information, when the information is more, by unscrewing locking pin 10, to make vice display screen 7 and pull frame 6 separate, pull out the vice display screen 7 from the pull frame 6 inside, to let two groups of vice display screen 7 and main display screen 26 joint display information, when the need to rotate adjustment main display screen 26 and vice display screen 7 angle of display, by the second motor 15 drive transmission shaft 23 rotation, by transmission shaft 23 drive transmission bevel gear 16 rotation, by transmission bevel gear 16 drive driven bevel gear 18 rotation, by driven bevel gear 18 drive driven shaft 17 rotation, by driven shaft 17 drive disc 5 rotation, by disc 5 drive limit block 24 in the sliding groove 25 inside sliding, wherein the limit block 24 to provide limit sliding support for disc 5, by disc 5 drive pull frame 6 rotation, by pull frame 6 drive main display screen 26 and vice display screen 7 rotation, to rotate the adjustment main display screen 26 and vice display screen 7 angle of display, to facilitate from different angle to watch the information, when the need to adjust the height of display, by servo motor 19 drive screw rod 20 rotation, by screw rod 20 drive threaded sleeve 21 up and down movement, by threaded sleeve 21 drive L type plate 8 up and down movement, by L type plate 8 drive second rotary box 4, disc 5, pull frame 6, main display screen 26 and vice display screen 7 up and down movement, to adjust the height of main display screen 26 and vice display screen 7 display, to facilitate from different height to show the procurement bidding information, by the first motor 11 drive worm 12 rotation, by worm 12 drive worm gear 13 rotation, by worm gear 13 drive rotary shaft 14 rotation, by rotary shaft 14 drive integrated frame 3 rotation, by integrated frame 3 drive L type plate 8, second rotary box 4, disc 5, pull frame 6, main display screen 26 and vice display screen 7 do circular rotation, to facilitate circular rotation adjustment display screen direction of use, to complete the procurement bidding device use work.

[0034] The above is only the preferred embodiment of the present application, not any form of the present application is limited, although the present application has been disclosed as above with the preferred embodiment, however, not to limit the present application, any person skilled in the art, without departing from the technical scheme of the present application, when can use the above disclosed technical content to make some more change or modification of equivalent variation of equivalent embodiment, but as long as not departing from the technical scheme of the present application, according to the technical essence of the present application, any brief introduction modification, equivalent variation and modification of the above embodiment, still belongs to the scope of the present application technical scheme.

Claims

1. A tendering device for procurement comprising an L-shaped plate (8) and a second rotating box (4), characterized in that: The side wall of the L-shaped plate (8) is provided with a second rotating box (4), the side wall of the second rotating box (4) is provided with a motor box (9), the inside of the motor box (9) is provided with a second motor (15), the output end of the second motor (15) is provided with a transmission shaft (23), the surface of the transmission shaft (23) is sleeved with a transmission bevel gear (16), the inside of the second rotating box (4) on one side of the transmission bevel gear (16) is movably provided with a driven shaft (17), the surface of the driven shaft (17) is sleeved with a driven bevel gear (18), the driven bevel gear (18) is meshed with the transmission bevel gear (16), one end of the driven shaft (17) is provided with a disc (5), a plurality of groups of limiting blocks (24) are arranged on the side of the disc (5) close to the second rotating box (4), the surface of the second rotating box (4) is provided with a sliding groove (25), the limiting blocks (24) and the sliding groove (25) are in sliding connection, the bottom end of the disc (5) is provided with a pull-out frame (6), the side wall of the pull-out frame (6) is provided with a main display screen (26), the inside of the pull-out frame (6) is symmetrically and slidably provided with a sub-display screen (7), two groups of locking pins (10) are arranged on the side wall of the pull-out frame (6) on one side of the sub-display screen (7), and the locking pins (10) extend through the pull-out frame (6) to the surface of the sub-display screen (7), and the outside of the L-shaped plate (8) is provided with a back plate (1).

2. A procurement tendering device according to claim 1, characterised in that: The side wall of the back plate (1) is provided with a first rotating box (2), and the first rotating box (2) is fixedly connected with the back plate (1).

3. A procurement tendering apparatus according to claim 2, wherein: The inner wall of the first rotating box (2) is provided with a first motor (11), and the output end of the first motor (11) is provided with a worm (12).

4. A procurement tendering device according to claim 3, wherein: The inside of the first rotating box (2) on one side of the worm (12) is movably provided with a rotating shaft (14), and the surface of the rotating shaft (14) is sleeved with a worm wheel (13), and the worm (12) is meshed with the worm wheel (13).

5. A procurement tendering device according to claim 4, wherein: The rotating shaft (14) extends to the outside of the first rotating box (2), and one end of the rotating shaft (14) is provided with an integrated frame (3).

6. A procurement tendering device according to claim 5, wherein: The side wall of the integrated frame (3) is provided with a threaded rod (20), and the threaded rod (20) is movably connected with the integrated frame (3), the top end of the integrated frame (3) is provided with a servo motor (19), and the output end of the servo motor (19) is connected with the threaded rod (20).

7. A procurement tendering device according to claim 6, wherein: The surface of the threaded rod (20) is sleeved with a threaded sleeve (21), and the threaded sleeve (21) is threadedly connected with the threaded rod (20), and the side walls of the integrated frame (3) on both sides of the threaded rod (20) are provided with sliding rails (22).

8. A procurement tendering device according to claim 7, wherein: The threaded sleeve (21) is connected with the L-shaped plate (8), and the L-shaped plate (8) is slidably connected with the sliding rails (22).

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