CN216772776U - Building engineering management bid inviting device - Google Patents
Building engineering management bid inviting device Download PDFInfo
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- CN216772776U CN216772776U CN202122379265.5U CN202122379265U CN216772776U CN 216772776 U CN216772776 U CN 216772776U CN 202122379265 U CN202122379265 U CN 202122379265U CN 216772776 U CN216772776 U CN 216772776U
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- show board
- board
- servo motor
- groove
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- 238000010276 construction Methods 0.000 claims description 7
- 230000005611 electricity Effects 0.000 claims 2
- 238000010030 laminating Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- 238000009434 installation Methods 0.000 description 3
- 238000009435 building construction Methods 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model discloses a building engineering management bidding device, which comprises a fixing plate, a bidding device and a bidding device, wherein the fixing plate is fixed on the fixing plate; the vertical groove of accomodating of having seted up in the left middle part of fixed plate, the bottom fixed mounting of fixed plate front side has servo motor, servo motor's motor shaft run through the front side of fixed plate and with dwang fixed connection, the dwang level run through the bottom of show board and with show board fixed connection, the outside fixed mounting of show board has four transparent standing grooves of group, the inboard of show board is provided with the projecting apparatus, the bottom middle part of show board is provided with infrared emitter. The display board and the placing groove are arranged, so that the poster board is convenient to display and replace, the display board is convenient to rotate through the combination of the accommodating groove, the servo motor, the rotating rod, the infrared transmitter and the infrared receiver, so that the projector is moved out of the accommodating groove, further, characters on the poster board can be amplified, more people can conveniently watch the poster board, and the using effect is good.
Description
Technical Field
The utility model relates to the technical field of constructional engineering bid inviting, in particular to a constructional engineering management bid inviting device.
Background
The building construction is an inevitable product of social and economic development, along with the continuous acceleration of the pace of urbanization construction, the demand on the building construction is increased, the management demand on the building engineering is gradually increased, the equipment demand on the building engineering management is further increased, and the engineering project needs to be bid in the initial stage of the building.
Through retrieval publication No. CN213183517U, disclose a building engineering management device of inviting tender, comprising a base plate, the bottom fixedly connected with universal wheel of bottom plate, the middle part fixedly connected with storing frame of bottom plate, the top fixedly connected with stand of bottom plate, the top fixedly connected with strengthening rib of bottom plate, strengthening rib and stand fixed connection, the lateral wall fixedly connected with strutting arrangement of stand, strutting arrangement fixedly connected with show board, the bottom fixedly connected with handle of show board.
In the process of implementing the utility model, the inventor finds that at least the following problems in the prior art are not solved, and the bidding device in the comparison document is mainly used for displaying the bidding bulletin by fixing the bidding bulletin on the advertising board through the fixing clamp, but the font on the bidding bulletin is small, when the number of people watching the bidding bulletin is large, people cannot clearly see the characters on the bidding bulletin, and the using effect is limited, so that the building engineering management bidding device is provided, the bidding bulletin is convenient to display, and meanwhile, the projector is arranged, so that the bidding bulletin can be amplified, and more people can conveniently watch the bidding bulletin.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a building engineering management bid inviting device, which solves the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: a kind of building engineering management bid apparatus, including the dead plate;
the groove of accomodating has been vertically seted up at the left middle part of fixed plate, the bottom fixed mounting of fixed plate front side has servo motor, servo motor's motor shaft run through the front side of fixed plate and with dwang fixed connection, the dwang level run through the bottom of show board and with show board fixed connection, the outside fixed mounting of show board has four transparent standing grooves of group, the inboard of show board is provided with the projecting apparatus, the bottom middle part of show board is provided with infrared emitter, the bottom middle part of accomodating groove right side inner wall is provided with infrared receiver, the lower extreme of fixed plate front side is provided with the PLC controller.
As a preferred embodiment of the present invention, a concave connection plate is fixedly mounted at a left end of an inner side of the display board, the concave connection plate is movably connected with a left end of the projector, an installation groove is formed in a middle portion of the inner side of the display board, an electric telescopic rod is fixedly mounted inside the installation groove, and a push block is fixedly mounted at a top end of the electric telescopic rod.
As a preferred embodiment of the present invention, the top end of the push block is attached to the bottom side of the projector, the push block is matched with the size of the installation groove, and the accommodation groove is matched with the size of the display board and the projector.
In a preferred embodiment of the present invention, the infrared receiver is horizontally flush with the infrared transmitter, and a signal output end of the infrared transmitter is connected with a signal input end of the infrared receiver.
In a preferred embodiment of the present invention, an input terminal of the PLC controller is electrically connected to an external power source through a wire, an output terminal of the PLC controller is electrically connected to the servo motor and an input terminal of the electric telescopic rod through a wire, a data output terminal of the infrared receiver is connected to a data input terminal of the PLC controller, and a signal output terminal of the PLC controller is connected to a signal input terminal of the servo motor.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the building engineering management bid inviting device, the bid inviting bulletin is convenient to display and replace by arranging the display board and the placing groove, the display board is convenient to rotate to enable the projector to move out of the accommodating groove by combining the accommodating groove, the servo motor, the rotating rod, the infrared emitter and the infrared receiver, characters on the bid inviting bulletin can be further amplified, more people can conveniently watch the bid inviting bulletin, and the using effect is good.
2. According to the building engineering management bidding device, the projection angle of the projector can be conveniently adjusted through the combination of the concave connecting plate, the mounting groove, the electric telescopic rod and the push block, and the building engineering management bidding device is simple in structure and convenient to operate.
Drawings
Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a front view of a construction project management tender device of the present invention;
fig. 2 is a left side view of a display board of the construction engineering management bidding device.
In the figure: fixed plate 1, accomodate groove 2, servo motor 3, dwang 4, show board 5, standing groove 6, projecting apparatus 7, spill linkage plate 8, mounting groove 9, electric telescopic handle 10, ejector pad 11, infrared emitter 12, infrared receiver 13, PLC controller 14.
Detailed Description
Referring to fig. 1-2, the present invention provides a technical solution: a building engineering management bidding device comprises a fixing plate 1;
the vertical groove 2 of accomodating of having seted up in the left middle part of fixed plate 1, the bottom fixed mounting of the 1 front side of fixed plate has servo motor 3, servo motor 3's motor shaft run through fixed plate 1 the front side and with dwang 4 fixed connection, dwang 4 level run through show board 5 the bottom and with show board 5 fixed connection, show board 5's outside fixed mounting has four transparent standing grooves 6 of group, show board 5's inboard is provided with projecting apparatus 7, show board 5's bottom middle part is provided with infrared emitter 12, the bottom middle part of accomodating 2 right side inner walls in groove is provided with infrared receiver 13, the lower extreme of the 1 front side of fixed plate is provided with PLC controller 14.
In this embodiment (as shown in fig. 1-2), through being provided with show board 5 and standing groove 6, the bulletin is beckoned in convenient show and change, through the combination of accomodating groove 2, servo motor 3, dwang 4, infrared emitter 12, infrared receiver 13, conveniently rotates show board 5 and makes projecting apparatus 7 shift out and accomodate groove 2, further can enlarge the characters on the bulletin, and convenient more people watch, excellent in use effect.
In this embodiment (please refer to fig. 1), a concave connecting plate 8 is fixedly mounted at the left end of the inner side of the display plate 5, the concave connecting plate 8 is movably connected with the left end of the projector 7, a mounting groove 9 is formed in the middle of the inner side of the display plate 5, an electric telescopic rod 10 is fixedly mounted inside the mounting groove 9, and a push block 11 is fixedly mounted at the top end of the electric telescopic rod 10, so that the projection angle of the projector 7 can be conveniently adjusted, and the display device is simple in structure and convenient to operate.
In this embodiment (please refer to fig. 1), the top end of the push block 11 is attached to the bottom side of the projector 7, the push block 11 is matched with the mounting groove 9 in size, the accommodating groove 2 is matched with the display board 5 and the projector 7 in size, and the accommodating groove 2 can accommodate the display board 5 and the projector 7, so as to avoid interfering with the display effect of the bidding bulletin outside the display board 5.
In this embodiment (please refer to fig. 1), the infrared receiver 13 is horizontally aligned with the infrared transmitter 12, and the signal output end of the infrared transmitter 12 is connected to the signal input end of the infrared receiver 13, so as to improve the use accuracy of the device.
In this embodiment (please refer to fig. 1-2), an input end of the PLC controller 14 is electrically connected to an external power source through a wire, an output end of the PLC controller 14 is electrically connected to the servo motor 3 and an input end of the electric telescopic rod 10 through a wire, a data output end of the infrared receiver 13 is connected to a data input end of the PLC controller 14, a signal output end of the PLC controller 14 is connected to a signal input end of the servo motor 3, and the PLC controller 14 can control the servo motor 3 and the electric telescopic rod 10 to operate.
It should be noted that the utility model is a building engineering management bidding device, which comprises a fixed plate 1, a receiving groove 2, a servo motor 3, a rotating rod 4, a display plate 5, a placing groove 6, a projector 7, a concave connecting plate 8, a mounting groove 9, an electric telescopic rod 10, a push block 11, an infrared emitter 12, an infrared receiver 13 and a PLC controller 14, wherein the components are all universal standard components or components known by technicians in the field, the structure and principle of the device can be known by technical manuals or conventional experimental methods, when the device works, the fixed plate 1 is placed at an indoor designated position, the bidding bulletin is placed in the transparent placing groove 6 for display, when the number of viewers is large, the servo motor 3 is controlled to work, the rotating rod 4 can drive the display plate 5 to rotate to a horizontal state, at the moment, the infrared receiver 13 is horizontally level with the infrared emitter 12, further infrared receiver 13 passes to PLC controller 14 to data, PLC controller 14 controls servo motor 3 stop work, make show board 5 keep the horizontality, control electric telescopic handle 10 work, can promote ejector pad 11 up-wards removal, thereby promote the projection end rotation of projecting apparatus 7 and carry out projection angle's adjustment, further projecting apparatus 7 can enlarge the projection of tendering mark bulletin on the inner wall of accomodating groove 2, make things convenient for people's clearer watching to tender mark bulletin, after finishing using, according to opposite step, control servo motor 3 work, drive show board 5 and projecting apparatus 7 and take in to accomodating in the groove 2, reduce area occupied.
Claims (5)
1. A building engineering management bidding device, characterized by comprising a fixing plate (1);
the utility model discloses a show board, including fixed plate (1), dwang (4), and show board (5), the bottom fixed mounting of fixed plate (1) front side has servo motor (3), the motor shaft of servo motor (3) run through the front side of fixed plate (1) and with dwang (4) fixed connection, dwang (4) level run through the bottom of show board (5) and with show board (5) fixed connection, the outside fixed mounting of show board (5) has four transparent standing grooves of group (6), the inboard of show board (5) is provided with projecting apparatus (7), the bottom middle part of show board (5) is provided with infrared emitter (12), the bottom middle part of accomodating groove (2) right side inner wall is provided with infrared receiver (13), the lower extreme of fixed plate (1) front side is provided with PLC controller (14).
2. A construction work management tender apparatus of claim 1, wherein: show board (5) inboard left end fixed mounting has concave joint board (8), the left end swing joint of concave joint board (8) and projecting apparatus (7), mounting groove (9) have been seted up at the middle part of show board (5) inboard, the inside fixed mounting of mounting groove (9) has electric telescopic handle (10), the top fixed mounting of electric telescopic handle (10) has ejector pad (11).
3. A construction work management tender apparatus of claim 2, wherein: the top of ejector pad (11) and the bottom side laminating of projecting apparatus (7), ejector pad (11) and the size of mounting groove (9) cooperate, accomodate the size cooperation of groove (2) and show board (5) and projecting apparatus (7).
4. A construction work management tender apparatus of claim 2, wherein: the infrared receiver (13) is horizontally flush with the infrared transmitter (12), and the signal output end of the infrared transmitter (12) is connected with the signal input end of the infrared receiver (13).
5. A construction work management tender apparatus of claim 1, wherein: the input of PLC controller (14) passes through the wire with external power and constitutes the electricity and be connected, the output of PLC controller (14) passes through the wire with servo motor (3) and electric telescopic handle (10) the input and constitutes the electricity and be connected, the data output part of infrared receiver (13) is connected with the data input part of PLC controller (14), the signal output part of PLC controller (14) is connected with the signal input part of servo motor (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122379265.5U CN216772776U (en) | 2021-09-29 | 2021-09-29 | Building engineering management bid inviting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122379265.5U CN216772776U (en) | 2021-09-29 | 2021-09-29 | Building engineering management bid inviting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216772776U true CN216772776U (en) | 2022-06-17 |
Family
ID=81953704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122379265.5U Expired - Fee Related CN216772776U (en) | 2021-09-29 | 2021-09-29 | Building engineering management bid inviting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216772776U (en) |
-
2021
- 2021-09-29 CN CN202122379265.5U patent/CN216772776U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220617 |