CN113142836A

CN113142836A - Intelligent consultation system for construction engineering cost

Info

Publication number: CN113142836A
Application number: CN202110360763.7A
Authority: CN
Inventors: 孙精学
Original assignee: Jiangsu Zhongheng Technology Consulting Co ltd
Current assignee: Jiangsu Zhongheng Technology Consulting Co ltd
Priority date: 2021-04-02
Filing date: 2021-04-02
Publication date: 2021-07-23

Abstract

The utility model relates to an intelligent consultation system for construction engineering cost, it relates to engineering cost's technical field, and this application includes the base and sets up the display screen on the base, be equipped with the chamber one of accomodating that is used for accomodating the display screen in the base, be equipped with on the roof of base and accomodate the export of chamber intercommunication, be equipped with on the mouth wall of export be used for with the closed closing plate of export, be equipped with the mechanism that opens and shuts that is used for opening and shutting the closing plate on the base, it is equipped with the elevating system who is used for driving the display screen lift in the chamber one to accomodate, elevating system passes through the link gear and opens and shuts the mechanism and be connected. This application is through the closure plate, open and shut mechanism, link gear and elevating system's common cooperation, realizes accomodating of display screen to reduce the possibility that the display screen is infected with external dust, and then promote this advisory system's dustproof performance.

Description

Intelligent consultation system for construction engineering cost

Technical Field

The application relates to the technical field of construction cost, in particular to an intelligent consultation system for construction cost.

Background

The project cost consultation refers to the dynamic cost management facing the whole process of accepting the entrust and bearing the construction project in the society, and comprises feasibility research, investment estimation, project economic evaluation and the like.

The utility model discloses a chinese utility model with an authorized bulletin number of CN208848196U, which discloses an intelligent cost advisory device for construction engineering, comprising a base, an electric push rod is fixedly connected with the top axle center of the base, a display is fixedly connected with the top of the electric push rod, a driving motor is installed in the base, a driving gear is fixedly connected with the output shaft of the driving motor, tooth bars which are positioned on the upper and lower sides of the driving gear and are engaged with the driving gear are slidably connected in the base, a push rod is fixedly connected with one end of the two tooth bars which are far away from each other, a lifting plate is slidably connected on both sides of the bottom wall of the base, a vertical spring is fixedly connected on the top of the lifting plate, the top of the vertical spring is fixedly connected with the base, and a universal wheel is fixedly connected on the bottom of the lifting plate; the driving motor drives the driving gear to rotate, the driving gear drives the two tooth racks to move back and forth, the push rod moves to enable the lifting rod to move downwards, and therefore the lifting rod pushes the universal wheel to extend out of the accommodating groove; when the moving device is not needed, the lifting plate and the universal wheels are stored in the storage groove, so that the base is integrally contacted with the ground.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: because the display is arranged on the top wall of the base, after a period of time, the display is easy to be stained with dust, which causes the problem of poor dustproof performance of the advisory device.

Disclosure of Invention

In order to solve the problem that the dustproof performance of the construction cost consultation device is poor, the intelligent consultation system for the construction cost is provided.

The application provides an intelligent consultation system for construction cost adopts following technical scheme:

the utility model provides an intelligent consultation system for building engineering cost, includes the base and sets up the display screen on the base, be equipped with in the base and be used for accomodating the chamber one of accomodating of display screen, be equipped with on the roof of base and accomodate the export of chamber intercommunication, be equipped with on the oral wall of export be used for with the closed closing plate of export, be equipped with the mechanism that opens and shuts that is used for opening and shutting the closing plate on the base, it is equipped with the elevating system who is used for driving the display screen lift in the chamber one to accomodate, elevating system passes through the link gear and constructs with opening and shutting and be connected.

By adopting the technical scheme, when workers do not need to use the consultation system, the display screen is stored in the first storage cavity; when workers need to use the consultation system, the closing plate is opened by the opening and closing mechanism, and the lifting mechanism drives the display screen to vertically move upwards to extend out of the outlet under the action of the linkage mechanism; through the common cooperation of closing plate, mechanism, link gear and elevating system that opens and shuts, realize accomodating of display screen to reduce the possibility that the display screen is infected with external dust, and then promote this advisory system's dustproof performance.

Optionally, the top that is located the storage chamber one in the top of base is equipped with and holds the chamber, be equipped with on the two relative oral walls of export and hold the slide opening of chamber intercommunication, the closing plate includes two slides, the one end of slide is passed the slide opening and is slided and connect and hold the intracavity, the slide other end is relative with another slide, the mechanism that opens and shuts includes two connecting rods, the one end of connecting rod is connected with the one end of slide, be equipped with the tooth row on the lateral wall of the other end of connecting rod, it is connected with the drive gear with tooth row meshing to rotate on the chamber wall in chamber, two the tooth row is central symmetry setting about drive gear, drive gear is connected with link gear.

By adopting the technical scheme, the linkage mechanism is utilized to drive the driving gear to rotate, and under the meshing transmission action of the driving gear and the two tooth rows, the two connecting rods drive the two sliding plates to slide back to expose the outlet, so that the lifting mechanism drives the display screen to extend out of the outlet.

Optionally, elevating system includes the bracing piece of vertical setting on accomodating a chamber diapire, it is connected with the lifter to slide along self length direction on the bracing piece, the roof of lifter is connected with the diapire of display screen, the cover is equipped with threaded sleeve on the bracing piece, threaded sleeve's bottom is rotated and is connected on the diapire of accomodating a chamber one, the inner wall on threaded sleeve top and the circumference wall threaded connection of lifter, the coaxial worm wheel that is equipped with on the peripheral wall of threaded sleeve, it is connected with the worm to rotate on the chamber wall of accomodating a chamber one, the one end of worm is connected with the one end that drive gear was kept away from to link gear.

Through adopting above-mentioned technical scheme, utilize link gear to drive the worm and rotate, the worm drives the worm wheel and rotates for the worm wheel drives the screw sleeve and rotates, thereby makes the screw sleeve drive the lifter and slides along the length direction of bracing piece, and then realizes the lift of display screen.

Optionally, the linkage mechanism comprises a first transmission shaft, the top end of the first transmission shaft penetrates through the top wall of the first storage cavity and extends into the first storage cavity, one end of the first transmission shaft extends into the first storage cavity and is coaxially connected with the driving gear, the bottom end of the first transmission shaft is rotatably connected to the bottom wall of the first storage cavity, a first bevel gear is coaxially arranged on the side wall of the bottom end of the first transmission shaft, a second transmission shaft is rotatably connected to the bottom wall of the first storage cavity, a worm is coaxially fixed to the circumferential side wall of the second transmission shaft, a second bevel gear is coaxially arranged at the other end of the second transmission shaft and is meshed with the first bevel gear, and one end, far away from the worm, of the second transmission shaft is connected with a servo motor.

By adopting the technical scheme, the servo motor is utilized to drive the transmission shaft II to rotate, the transmission shaft II drives the second bevel gear to rotate, and the first bevel gear drives the transmission shaft I to rotate under the meshing action of the second bevel gear and the first bevel gear, so that the transmission shaft I drives the driving gear to rotate; meanwhile, the second transmission shaft drives the worm to rotate, and the worm drives the worm wheel to rotate, so that the worm wheel drives the threaded sleeve to rotate, and linkage of the sliding plate and the display screen is achieved.

Optionally, a dust blocking block is arranged on the bottom wall of the display screen, the dust blocking block is matched with the outlet in an inserting mode, and the top wall of the lifting rod is connected with the bottom wall of the dust blocking block.

Through adopting above-mentioned technical scheme, when the display screen stretches out the export, the cooperation of pegging graft of dust blocking piece and export helps reducing the possibility that external dust got into and accomodates chamber one to promote this advisory system's dustproof performance.

Optionally, be equipped with the flexible safety cover that is used for protecting the display screen on the roof of base, be equipped with the fixed subassembly that is used for fixed flexible safety cover on the base.

Through adopting above-mentioned technical scheme, in order to promote the dustproof performance in the display screen use, utilize flexible safety cover to play good dustproof and crashproof guard action to the display screen, because the mobile self length of adjusting of flexible safety cover utilizes fixed subassembly to fix flexible safety cover, help guaranteeing the stability of flexible safety cover in the use.

Optionally, flexible safety cover includes a plurality of baffles that slide the connection in order along vertical direction, is located the top be equipped with the apron on the roof of baffle, be equipped with the handle on the roof of apron, fixed subassembly includes branch, the one end of branch articulates on the roof of base, be equipped with the locating part on the lateral wall of branch, the other end of branch slides and is connected with the receiving rod, the roof of receiving rod cooperates with the diapire butt of handle.

Through adopting above-mentioned technical scheme, utilize the cooperation of accepting pole and branch, play the effect of stabilizing the support to the handle to the realization is fixed to flexible safety cover.

Optionally, be located the below of accomodating chamber one in the base and be equipped with and accomodate chamber two, all run through and slide on the diapire of base both sides and be connected with the slide bar, the top of slide bar stretches into and accomodates in the chamber two, the bottom extension of slide bar is equipped with the connecting rod, it is connected with a plurality of universal gyro wheels to rotate on the connecting rod, accomodate the telescopic machanism that two slide bars of drive go up and down in step in the chamber two.

Through adopting above-mentioned technical scheme, utilize telescopic machanism, realize the synchronous lift of two slide bars to realize the synchronous lift of a plurality of universal gyro wheels, when the workman removes the base to a certain specific position and uses, utilize two slide bars of telescopic machanism drive a plurality of universal gyro wheels to drive the bottom of a plurality of universal gyro wheels synchronous rising to the base and accept subaerial, thereby promote the stability when this advisory system uses.

Optionally, the telescopic mechanism comprises a linkage rod, one end of the linkage rod is connected with one support rod, the other end of the linkage rod is connected with the other support rod, and a lifting assembly for driving the linkage rod to lift is arranged in the storage cavity II.

By adopting the technical scheme, the linkage rod is driven by the lifting assembly to reciprocate along the vertical direction, so that the linkage rod drives the two sliding rods to synchronously lift, and the synchronous lifting of the universal rollers is realized.

Optionally, the lifting unit includes two sliders of connection on the gangbar diapire that slide, be equipped with driving motor on the diapire of accomodating chamber two, driving motor's output shaft has two-way screw rod, the screw thread at two-way screw rod both ends is revolved to opposite, the equal threaded connection in both ends of two-way screw rod has the connecting block, it has the movable rod, two to articulate between connecting block and the slider the movable rod is crossed and articulated mutually.

Through adopting above-mentioned technical scheme, utilize driving motor drive two-way screw rod to rotate for two-way screw rod drives two connecting blocks and moves in opposite directions, under the linkage of movable rod, makes two sliders slide in opposite directions, thereby makes the gangbar drive two slide bars and rises, and then makes a plurality of universal gyro wheels rise to the bottom of base and accept subaerial.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the storage of the display screen is realized through the cooperation of the sealing plate, the opening and closing mechanism, the linkage mechanism and the lifting mechanism, so that the possibility that the display screen is infected with external dust is reduced, and the dustproof performance of the consultation system is improved;

2. the servo motor is utilized to drive the transmission shaft II to rotate, the transmission shaft II drives the second bevel gear to rotate, and under the meshing action of the second bevel gear and the first bevel gear, the first bevel gear drives the transmission shaft I to rotate, so that the transmission shaft I drives the driving gear to rotate; meanwhile, the second transmission shaft drives the worm to rotate, and the worm drives the worm wheel to rotate, so that the worm wheel drives the threaded sleeve to rotate, and linkage of the sliding plate and the display screen is realized;

3. the telescopic protective cover is utilized to play a good dustproof and anti-collision protection role on the display screen, and the fixing assembly is utilized to fix the telescopic protective cover, so that the stability of the telescopic protective cover in the use process is favorably ensured;

4. utilize driving motor drive two-way screw rod to rotate for two-way screw rod drives two connecting blocks and moves in opposite directions, under the linkage effect of movable rod, makes two sliders slide in opposite directions, thereby makes the gangbar drive two slide bars and rises, and then makes a plurality of universal gyro wheels rise and accept subaerial to the bottom of base, helps promoting the stability when this advisory system uses.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a schematic cross-sectional structure diagram for showing a connection relationship among a base, a display screen, a sealing plate, an opening and closing mechanism, a linkage mechanism, a lifting mechanism, a telescopic mechanism, a sliding rod, a connecting rod, a universal roller and a cushion seat in an embodiment of the present application.

Fig. 3 is an enlarged view at a in fig. 2.

Fig. 4 is a schematic structural diagram for showing the connection relationship among the driving gear, the connecting rod, the gear row, the sliding plate, the first transmission shaft, the first bevel gear, the second transmission shaft, the second bevel gear, the worm, the servo motor and the lifting mechanism in the embodiment of the present application.

Fig. 5 is a schematic sectional view showing a connection relationship among the lifter, the support rod, the threaded sleeve, and the worm wheel according to the embodiment of the present application.

Fig. 6 is a schematic cross-sectional view showing the connection relationship among the base, the baffle, the cover, the handle, and the fixing member in the embodiment of the present application.

Fig. 7 is a schematic sectional view showing the connection relationship among the handle, the socket bar, the support bar, the lead screw, and the screw cap in the embodiment of the present application.

Fig. 8 is a schematic sectional view showing the connection relationship among the support bar, the anti-roll bar, the receiving groove and the limiting groove according to the embodiment of the present application.

Fig. 9 is a schematic structural diagram for showing a connection relationship among the driving motor, the bidirectional screw, the connecting block, the movable rod, the hinge shaft, the slider, and the linkage rod in the embodiment of the present application.

Description of reference numerals: 1. a base; 10. a first accommodating cavity; 11. an outlet; 111. a slide hole; 12. a containing cavity; 13. a second accommodating cavity; 2. a display screen; 3. a closing plate; 31. a slide plate; 4. an opening and closing mechanism; 41. a connecting rod; 42. a tooth row; 43. a drive gear; 5. a lifting mechanism; 51. a support bar; 52. a lifting rod; 521. a guide chute; 53. a threaded sleeve; 54. a worm gear; 55. a worm; 6. a linkage mechanism; 61. a first transmission shaft; 62. a first bevel gear; 63. a second transmission shaft; 64. a second bevel gear; 65. a servo motor; 7. a dust blocking block; 8. a telescopic protective cover; 81. a baffle plate; 82. a cover plate; 821. a handle; 83. a protection cavity; 9. a fixing assembly; 91. a strut; 911. a containing groove; 912. adjusting the sliding chute; 92. an anti-roll bar; 93. a bearing rod; 94. a screw rod; 95. screwing a cover; 14. a slide bar; 15. a connecting rod; 16. a universal roller; 17. a telescoping mechanism; 171. a linkage rod; 1711. a dovetail groove; 172. a lifting assembly; 1721. a slider; 1722. a drive motor; 1723. a bidirectional screw; 1724. connecting blocks; 1725. a movable rod; 1726. hinging a shaft; 18. a receiving groove; 181. a limiting groove; 19. a pad seat; 20. a chute.

Detailed Description

The present application is described in further detail below with reference to figures 1-9.

The embodiment of the application discloses an intelligent consultation system for construction engineering cost. Referring to fig. 1 and 2, an intelligent consultation system for construction cost includes base 1 and the display screen 2 of setting on base 1, the inside vertical direction that is equipped with in proper order in top of base 1 holds chamber 12 and accomodates chamber 10, the roof central authorities of base 1 are equipped with and accomodate export 11 of chamber 10 intercommunication, fixedly connected with keeps off dirt piece 7 on the diapire of display screen 2, keep off dirt piece 7 and export 11 grafting cooperation, after display screen 2 stretches out base 1, utilize the dirt piece 7 to shelter from export 11, help reducing the entering of accomodating the interior dust of chamber 10.

Referring to fig. 2 and 3, two opposite mouth walls of the outlet 11 are provided with a sliding hole 111 communicated with the containing cavity 12, the containing cavity 12 is internally provided with a sealing plate 3 used for sealing the outlet 11, the side wall of the sealing plate 3 is connected with the inner wall of the outlet 11 in a sliding manner, the sealing plate 3 comprises two sliding plates 31 arranged oppositely, one end of each sliding plate 31 is connected into the containing cavity 12 by sliding through the sliding hole 111, the other end of each sliding plate 31 is opposite to the end wall of the other sliding plate 31, the containing cavity 12 is internally provided with an opening and closing mechanism 4 used for driving the two sliding plates 31 to synchronously slide in the opposite direction or in the opposite direction, a first 10 containing cavity is internally provided with an elevating mechanism 5 used for driving the display screen 2 to ascend and descend, the base 1 is internally provided with a linkage mechanism 6, and the elevating mechanism 5 is connected with the opening and closing mechanism 4 through the linkage mechanism 6.

Referring to fig. 2 and 3, in an initial state, the display screen 2 is accommodated in the first accommodating cavity 10, the closing plate 3 and the outlet 11 are closed, which is beneficial to reducing pollution of external dust to the display screen 2, when the portable electronic device is used, the opening and closing mechanism 4 drives the two sliding plates 31 to synchronously slide back and forth to be accommodated in the accommodating cavity 12 under the action of the linkage mechanism 6, and the lifting mechanism 5 drives the display screen 2 to vertically move upwards to pass through the outlet 11; after using, under the effect of the link gear 6, the lifting gear 5 drives the display screen 2 to vertically move downwards to be accommodated in the accommodating cavity I10, and the opening and closing mechanism 4 drives the two sliding plates 31 to synchronously slide towards each other and to be closed with the outlet 11.

Referring to fig. 2 and 4, the opening and closing mechanism 4 includes two connecting rods 41, a gear row 42 and a driving gear 43, the cross section of the connecting rod 41 is similar to an L shape, one of the connecting rods 41 is fixedly connected with the end wall of one end of one of the sliding plates 31 extending into the containing cavity 12, the other connecting rod 41 is fixedly connected with the end wall of one end of the other sliding plate 31 extending into the containing cavity 12, the gear row 42 is arranged on the side wall of one end of the connecting rod 41 far away from the sliding plate 31, the driving gear 43 is rotatably connected with the bottom wall of the containing cavity 12, the driving gear 43 is meshed with the two gear rows 42, and the two gear rows 42 are arranged in a central symmetry manner with respect to the driving gear 43.

Referring to fig. 2 and 4, the linkage mechanism 6 includes a first transmission shaft 61, a first bevel gear 62, a second transmission shaft 63, a second bevel gear 64 and a servo motor 65, the bottom end of the first transmission shaft 61 is vertically and rotatably connected to the bottom wall of the first receiving cavity 10, the top end of the first transmission shaft 61 sequentially penetrates through the first receiving cavity 10 and the first receiving cavity 12, one end of the first transmission shaft 61 extending into the first receiving cavity 12 is coaxially and fixedly connected with the driving gear 43, the first bevel gear 62 is coaxially and fixedly connected to the peripheral wall of the bottom end of the first transmission shaft 61, the second transmission shaft 63 is horizontally and rotatably connected to the bottom wall of the first receiving cavity 10, the other end of the second transmission shaft 63 is coaxially and fixedly connected with the second bevel gear 64, the second bevel gear 64 is meshed with the first bevel gear 62, and one end of the second transmission shaft 63, which is far away from the second bevel gear 64, is coaxially connected with an output shaft of the servo motor 65.

Referring to fig. 4 and 5, the elevating mechanism 5 includes a support rod 51, an elevating rod 52, a screw sleeve 53, worm wheel 54 and worm 55, the vertical fixed connection of bracing piece 51 is on the diapire of accomodating chamber 10, the shape of the cross section of bracing piece 51 is the rectangle, the shape of the cross section of lifter 52 is circular, be equipped with the direction spout 521 that supplies bracing piece 51 to slide on the diapire of lifter 52, threaded sleeve 53 overlaps and is established on bracing piece 51, the bottom of threaded sleeve 53 is rotated and is connected on the diapire of accomodating chamber 10, the inner wall on threaded sleeve 53 top and the periphery wall threaded connection of lifter 52, bracing piece 51 and threaded sleeve 53 coaxial arrangement, worm wheel 54 coaxial fixed connection is on the periphery wall of threaded sleeve 53, worm 55 coaxial fixed connection is on the periphery lateral wall of transmission shaft two 63, worm 55 meshes with worm wheel 54, and worm 55 rotates to be connected in accomodating chamber 10.

Referring to fig. 4 and 5, a servo motor 65 is used to drive a second transmission shaft 63 to rotate, so that the second transmission shaft 63 sequentially drives a worm 55, a worm wheel 54 and a threaded sleeve 53 to rotate, under the guiding action of a guiding chute 521, the lifting rod 52 slides along the length direction of the supporting rod 51, meanwhile, the second transmission shaft 63 drives a second bevel gear 64 to rotate, the second bevel gear 64 is meshed with a first bevel gear 62, the first bevel gear 62 drives a first transmission shaft 61 to rotate, so that the first transmission shaft 61 drives a driving gear 43 to rotate, the driving gear 43 is meshed with the two rows of teeth 42 to drive the two rows of teeth 42 to synchronously slide the two connecting rods 41 in a direction or in a back-to-back manner, and thus the opening and closing of the sliding plate 31 are realized.

Referring to fig. 1 and 6, be equipped with the flexible safety cover 8 that is used for protecting display screen 2 on the roof of base 1, flexible safety cover 8 includes a plurality of baffles 81 that slide in order along vertical direction and connect, the shape of the cross section of baffle 81 is minor arc shape, the size of the baffle 81 of bottommost is the biggest, extend and fixedly connected with apron 82 on the roof of the baffle 81 of topmost, fixedly connected with handle 821 on the roof of apron 82 one end, the diapire of apron 82, enclose between the inside wall of baffle 81 and the roof of base 1 and close and form protection chamber 83, it is equipped with on the roof of base 1 and accomodates groove 18 to lie in one side that flexible safety cover 8 kept away from export 11, it is equipped with the fixed subassembly 9 that is used for fixed flexible safety cover 8 to accomodate in the groove 18.

Referring to fig. 6 and 7, the fixing assembly 9 includes a supporting rod 91, a receiving rod 93, a screw rod 94 and a screw cap 95, the supporting rod 91 has an L-shaped longitudinal section, a receiving groove 911 is provided on a side wall of the supporting rod 91 opposite to the receiving groove 18, one end of the supporting rod 91 is hinged in the receiving groove 18, a limiting member is provided on a side wall of the supporting rod 91 near one end hinged to the receiving groove 18, and the limiting member includes an anti-roll rod 92.

Referring to fig. 6 and 8, a limiting groove 181 is formed in the bottom wall of the accommodating groove 18 near one end of the supporting rod 91, the anti-tilt rod 92 is engaged with the accommodating groove 911, one end of the anti-tilt rod 92 is hinged to the wall of the accommodating groove 911, and the other end of the anti-tilt rod 92 abuts against and is engaged with the limiting groove 181.

Referring to fig. 7, an adjusting chute 912 is provided on an end wall of the top end of the strut 91, the receiving rod 93 is slidably connected in the adjusting chute 912, the longitudinal section of the receiving rod 93 is rectangular, the screw rod 94 is rotatably connected in the adjusting chute 912, one end of the screw rod 94 far away from the handle 821 penetrates through the side wall of the strut 91 and is coaxially and fixedly connected with the screw cap 95, and the screw cap 95 is rotatably connected to the side wall of the strut 91.

Referring to fig. 7 and 8, when a worker fixes the telescopic protection cover 8 (fig. 6), the supporting rod 91 is rotated to be perpendicular to the base 1, the anti-roll rod 92 is supported in the limiting groove 181, so as to fix the supporting rod 91, the screw cap 95 is screwed, the screw cap 95 drives the screw rod 94 to rotate, and under the guiding action of the adjusting chute 912, the screw rod 94 drives the receiving rod 93 to slide along the adjusting chute 912 to the top wall of the receiving rod 93 to be received on the bottom wall of the handle 821, so that the telescopic protection cover 8 is supported.

Referring to fig. 2 and 9, fixedly connected with base 19 on the diapire of base 1, base 19 can with base 1 integrated into one piece, it accomodates chamber two 13 to lie in the below of accomodating chamber one 10 in the base 1, all run through on the diapire of base 1 both sides and be equipped with and accomodate the spout 20 of chamber two 13 intercommunications, it is connected with slide bar 14 to slide along vertical direction in the spout 20, the horizontal fixedly connected with connecting rod 15 of diapire of slide bar 14, it is connected with a plurality of universal gyro wheels 16 to rotate on the diapire of connecting rod 15, the quantity of universal gyro wheel 16 in this application uses four as the example, it is equipped with the telescopic machanism 17 that is used for driving two slide bars 14 synchronous lifts to accomodate in the chamber two 13.

Referring to fig. 2 and 9, the telescopic mechanism 17 includes a linkage rod 171 and a lifting assembly 172, a bottom wall of one end of the linkage rod 171 is fixedly connected with a top wall of one of the slide bars 14, a bottom wall of the other end of the linkage rod 171 is fixedly connected with a top wall of the other slide bar 14, two dovetail grooves 1711 parallel to each other are arranged on the bottom wall of the linkage rod 171, the lifting assembly 172 includes a driving motor 1722, a bidirectional screw 1723, two connecting blocks 1724, a sliding block 1721 and a movable rod 1725, the driving motor 1722 is fixedly connected to the bottom wall of the storage cavity II 13, the bidirectional screw 1723 is rotatably connected to a cavity wall of the storage cavity II 13, one end of the bidirectional screw 1723 is connected to an output shaft of the driving motor 1722, the two ends of the bidirectional screw 1723 have opposite screw threads, one of the connecting blocks 1724 is in threaded connection with one end of the bidirectional screw 1723, the other of the connecting block 1724 is in threaded connection with the other end of the bidirectional screw 1723, the two sliding blocks 1721 are connected in the dovetail grooves 1711, the longitudinal section of the sliding block 1721 is dovetail-shaped, the two movable rods 1725 are crossed and hinged through a hinge shaft 1726, one end of each movable rod 1725 is hinged with the sliding block 1721, and the other end of each movable rod 1725 is hinged with the connecting block 1724.

Referring to fig. 2 and 9, in the initial state, the universal roller 16 is supported on the ground, and when the worker pushes the advisory system to a certain position, the driving motor 1722 is used to drive the two-way screw 1723 to rotate, so that the two-way screw 1723 drives the two connecting blocks 1724 to synchronously move in opposite directions, at this time, the angle of the included angle between the two movable rods 1725 is reduced, and the two sliding blocks 1721 approach each other, so that the linkage rod 171 drives the two sliding rods 14 to synchronously ascend to the pad 19 to be received on the ground.

The implementation principle of the intelligent consultation system for construction engineering cost in the embodiment of the application is as follows: when the worker does not need to use the consultation system, the display screen 2 is stored in the first storage cavity 10; when a worker needs to use the advisory system, the universal roller 16 is firstly utilized to push the base 1 to a using position, then the driving motor 1722 is utilized to drive the two-way screw 1723 to rotate, so that the two-way screw 1723 drives the two connecting blocks 1724 to move oppositely, and under the action of the movable rod 1725, the two sliding blocks 1721 move oppositely, so that the linkage rod 171 drives the two sliding rods 14 to synchronously ascend to the universal roller 16 to leave the ground, so that the cushion 19 is supported on the ground, and the stability of the advisory system in use is improved; a worker turns the supporting rod 91 to be perpendicular to the base 1, rotates the anti-tilting rod 92 to be inserted into the limiting groove 181, pulls the handle 821 on the cover plate 82, pulls the telescopic protection cover 8 to a certain height, screws the screw cap 95 to enable the screw cap 95 to drive the screw rod 94 to rotate, and enables the screw rod 94 to drive the bearing rod 93 to slide towards one side of the handle 821 to enable the top wall of the bearing rod 93 to abut against the bottom wall of the handle 821 under the guiding effect of the adjusting sliding groove 912, so that the telescopic protection cover 8 is well supported and fixed; a worker drives the second transmission shaft 63 to rotate by using the servo motor 65, the second transmission shaft 63 drives the second bevel gear 64, the first bevel gear 62, the first transmission shaft 61 and the driving gear 43 to rotate, so that the driving gear 43 drives the two tooth rows 42 to slide back to back, the two sliding plates 31 move back to back, meanwhile, the first transmission shaft 61 drives the worm 55 to rotate, the worm 55 drives the worm wheel 54 and the threaded sleeve 53 to rotate, under the guiding action of the guide sliding groove 521, the threaded sleeve 53 drives the lifting rod 52 to slide upwards along the length direction of the supporting rod 51, and the display screen 2 extends out of the outlet 11; this application is through the cooperation of closing plate 3, mechanism 4, link gear 6 and elevating system 5 that opens and shuts, realizes accomodating of display screen 2 to reduce external dust to the influence of display screen 2, and then promote this advisory system's dustproof performance.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an intelligent advisory system for construction engineering cost, includes base (1) and display screen (2) of setting on base (1), its characterized in that: be equipped with in base (1) and be used for accomodating chamber (10) of accomodating display screen (2), be equipped with on the roof of base (1) and accomodate export (11) of chamber (10) intercommunication, be equipped with on the oral wall of export (11) and be used for with export (11) closed closing plate (3), be equipped with the mechanism (4) that opens and shuts that are used for opening and shutting closing plate (3) on base (1), it is equipped with elevating system (5) that are used for driving display screen (2) to go up and down in chamber (10) to accomodate, elevating system (5) are connected with mechanism (4) that opens and shuts through link gear (6).

2. The intelligent consulting system for construction cost according to claim 1, wherein: a containing cavity (12) is arranged in the top end of the base (1) and above the first containing cavity (10), two opposite port walls of the outlet (11) are provided with sliding holes (111) communicated with the containing cavity (12), the closing plate (3) comprises two sliding plates (31), one end of each sliding plate (31) penetrates through a sliding hole (111) to be connected in the containing cavity (12) in a sliding mode, the other end of the sliding plate (31) is opposite to the other sliding plate (31), the opening and closing mechanism (4) comprises two connecting rods (41), one end of the connecting rod (41) is connected with one end of the sliding plate (31), the side wall of the other end of the connecting rod (41) is provided with a tooth row (42), the wall of the cavity containing cavity (12) is rotatably connected with a driving gear (43) meshed with the gear rows (42), the gear rows (42) are arranged in a centrosymmetric mode relative to the driving gear (43), and the driving gear (43) is connected with the linkage mechanism (6).

3. The intelligent consulting system for construction cost according to claim 2, wherein: elevating system (5) including vertical setting bracing piece (51) on accomodating chamber (10) diapire, it is connected with lifter (52) to slide along self length direction on bracing piece (51), the roof of lifter (52) is connected with the diapire of display screen (2), the cover is equipped with threaded sleeve (53) on bracing piece (51), the bottom of threaded sleeve (53) is rotated and is connected on the diapire of accomodating chamber (10), the inner wall on threaded sleeve (53) top and the circumference wall threaded connection of lifter (52), coaxial worm wheel (54) that are equipped with on the periphery wall of threaded sleeve (53), it is connected with worm (55) to rotate on the chamber wall of accomodating chamber (10), the one end of worm (55) is connected with the one end that drive gear (43) was kept away from with link gear (6).

4. The intelligent consulting system for construction cost according to claim 3, wherein: the linkage mechanism (6) comprises a first transmission shaft (61), the top end of the first transmission shaft (61) penetrates through the top wall of the first accommodating cavity (10) and extends into the accommodating cavity (12), one end of the first transmission shaft (61) extending into the containing cavity (12) is coaxially connected with the driving gear (43), the bottom end of the first transmission shaft (61) is rotatably connected to the bottom wall of the first containing cavity (10), a first bevel gear (62) is coaxially arranged on the side wall of the bottom end of the first transmission shaft (61), a second transmission shaft (63) is rotatably connected to the bottom wall of the first accommodating cavity (10), the worm (55) is coaxially fixed on the peripheral side wall of the second transmission shaft (63), a second bevel gear (64) is coaxially arranged at the other end of the second transmission shaft (63), the second bevel gear (64) is meshed with the first bevel gear (62), and one end, far away from the worm (55), of the second transmission shaft (63) is connected with a servo motor (65).

5. The intelligent consulting system for construction cost according to claim 3, wherein: be equipped with on the diapire of display screen (2) and keep off dirt piece (7), keep off dirt piece (7) and export (11) grafting cooperation, the roof of lifter (52) is connected with the diapire of keeping off dirt piece (7).

6. The intelligent consulting system for construction cost according to claim 1, wherein: be equipped with flexible safety cover (8) that are used for protecting display screen (2) on the roof of base (1), be equipped with fixed subassembly (9) that are used for fixed flexible safety cover (8) on base (1).

7. The intelligent consulting system for construction cost according to claim 6, wherein: flexible safety cover (8) include a plurality of baffle (81) that slide in order along vertical direction and connect, are located the top be equipped with apron (82) on the roof of baffle (81), be equipped with handle (821) on the roof of apron (82), fixed subassembly (9) include branch (91), the one end of branch (91) articulates on the roof of base (1), be equipped with the locating part on the lateral wall of branch (91), the other end of branch (91) slides and is connected with accepts pole (93), the roof of accepting pole (93) and the diapire butt cooperation of handle (821).

8. The intelligent consulting system for construction cost according to claim 1, wherein: the utility model discloses a take-up device, including base (1), be located the below of accomodating chamber (10) and be equipped with accomodate chamber two (13) in base (1), all run through and slide on the diapire of base (1) both sides and be connected with slide bar (14), the top of slide bar (14) is stretched into and is accomodate in chamber two (13), the bottom extension of slide bar (14) is equipped with connecting rod (15), it is connected with a plurality of universal gyro wheels (16) to rotate on connecting rod (15), it is equipped with telescopic machanism (17) that two slide bars of drive (14) go up and down in step to accomodate in chamber two (13).

9. The intelligent consulting system for construction cost according to claim 8, wherein: telescopic machanism (17) include gangbar (171), the one end of gangbar (171) is connected with one of them bracing piece (51), the other end and another bracing piece (51) of gangbar (171) are connected, be equipped with lifting unit (172) that drive gangbar (171) goes up and down in accomodating chamber two (13).

10. The intelligent consulting system for construction cost according to claim 9, wherein: lifting unit (172) are including two sliders (1721) of connection on gangbar (171) diapire that slide, be equipped with driving motor (1722) on the diapire of accomodating two (13) in chamber, the output shaft of driving motor (1722) has two-way screw rod (1723), the screw thread at two-way screw rod (1723) both ends revolves to opposite, the equal threaded connection in both ends of two-way screw rod (1723) has connecting block (1724), it has movable rod (1725) to articulate between connecting block (1724) and slider (1721), two movable rod (1725) intersect and articulate.