CN209962555U

CN209962555U - Real sand table of instructing of building engineering project management

Info

Publication number: CN209962555U
Application number: CN201920401519.9U
Authority: CN
Inventors: 樊建宁; 李文昊; 王建; 杨静
Original assignee: Shanxi Zhuulsi Information Technology Co Ltd
Current assignee: Shanxi Zhuulsi Information Technology Co Ltd
Priority date: 2019-03-28
Filing date: 2019-03-28
Publication date: 2020-01-17
Anticipated expiration: 2029-03-28

Abstract

The utility model discloses a real sand table of instructing of building engineering project management, including box, door plant and sand table, the intracavity at box middle part is rotated and is connected with the gear, the rear end face fixedly connected with spill slide rail in the box intracavity, the bottom fixedly connected with fixed plate of door plant, the bottom fixedly connected with branch of fixed plate, the one end of branch and the inner wall sliding connection of spill slide rail, the other end of branch is rotated and is connected with pinion rack one, the rear end face of pinion rack one and the internal surface sliding connection of spill slide rail, the surface of pinion rack one is connected with the surface meshing of gear, the bottom of box intracavity is rotated and is connected with the internal thread pipe, the internal surface threaded connection of internal thread pipe has the threaded rod, the top of threaded rod and the bottom fixed connection of sand table. The problem of when not needing to use, the sand table model can drop to ground because of the collision and damage, can't accomodate the saving is solved.

Description

Real sand table of instructing of building engineering project management

Technical Field

The utility model relates to a building technical field specifically is a real sand table of instructing of building engineering project management.

Background

The sand table is a model piled by silt, weapons and other materials according to a topographic map, an aviation photograph or a field topography and according to a certain proportional relation, the sand table model is an expression form of a researched system, process, things or concept, people can clearly and visually see the conditions of the orientation, greening, parking spaces and the like of a building through simulating a building sand table, however, the existing building model sand table display platform is generally single in structure and generally fixed on the display platform and cannot be stored, when the building model sand table display platform is not needed to be used, the sand table model can fall to the ground for damage due to collision, and therefore a storable sand table is urgently needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a real sand table of instructing of building engineering project management possesses the sand table and can accomodate the advantage, has solved the sand table model and can drop to the problem of ground damage because of the collision.

In order to achieve the above object, the utility model provides a following technical scheme: a practical training sand table for building engineering project management comprises a box body, a door plate and a sand table, wherein a gear is connected in a rotating mode in the middle of the box body, a concave sliding rail is fixedly connected to the rear end face in the cavity of the box body, a fixing plate is fixedly connected to the bottom of the door plate, a supporting rod is fixedly connected to the bottom of the fixing plate, one end of the supporting rod is in sliding connection with the inner wall of the concave sliding rail, a first toothed plate is connected to the other end of the supporting rod in a rotating mode, the rear end face of the first toothed plate is in sliding connection with the inner surface of the concave sliding rail, the surface of the first toothed plate is in meshed connection with the surface of the gear, an internal threaded rod is connected to the inner surface of the internal threaded rod in a threaded mode, the top of the threaded rod is fixedly connected with the bottom of the sand table, a second toothed plate is fixedly connected to the, the rear end face of the second toothed plate is in sliding connection with the rear end face in the box cavity, the first bevel gear is fixedly connected to the outer surface of the internal threaded pipe, a hollow round pipe is rotatably connected to the side face, close to the middle, of the box body, a handle is fixedly connected to one end of the hollow round pipe, the second bevel gear is fixedly connected to the side face, penetrating through the box body, of the other end of the hollow round pipe, and the surface of the first bevel gear is meshed with the surface of the second bevel gear.

Preferably, universal wheels are fixedly mounted at the bottom of the box body.

Preferably, the internal thread pipe is rotatably connected with the bottom in the box cavity through a bearing, and the hollow circular pipe is rotatably connected with the side face of the box through a bearing.

Preferably, the quantity of the second toothed plate is four, and the two toothed plates are symmetrically distributed at four corners of the bottom of the sand table by taking the threaded rod as an axis.

Preferably, a drawer is embedded in the front end face of the box body close to the bottom of the box body.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a set up mutually supporting of door plant, fixed plate, branch, spill slide rail, pinion rack one, gear, pinion rack two, sand table, threaded rod, internal thread pipe, bevel gear one, bevel gear two, hollow pipe, handle, when the sand table goes up, the door plant removes to the inside both sides of box, and when the sand table descends, the closed box of door plant rebound realizes that the door plant can open or close according to reciprocating of sand table, and does not occupy unnecessary space, is convenient for accomodate the characteristics of preserving.

Two, the utility model discloses a set up the universal wheel of bottom half, realized that the sand table is convenient for remove, reduced intensity of labour's purpose.

Thirdly, the utility model discloses a setting up the drawer that is close to the bottom half, realized that the sand table model can place in the drawer, change and the purpose of preserving the sand table according to actual need.

Drawings

FIG. 1 is a schematic view of the structure of the sand table of the present invention inside the box body;

fig. 2 is a schematic structural view of the sand table of the present invention moving to the middle part;

FIG. 3 is a schematic structural view of the sand table of the present invention moving to the surface of the box body;

fig. 4 is a partially enlarged schematic view of the present invention a.

In the figure: the automatic sand-screening device comprises a box body 1, a door plate 2, a sand table 3, gears 4, concave sliding rails 5, a fixing plate 6, a supporting rod 7, a toothed plate I8, a toothed plate I9, an internal threaded pipe 10, a threaded rod 11, a toothed plate II 11, a bevel gear I12, a hollow circular pipe 13, a handle 14, a bevel gear II 15, universal wheels 16 and a drawer 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: a practical training sand table for building engineering project management comprises a box body 1, a door plate 2 and a sand table 3, wherein the box body 1 is used for placing the sand table 3, the door plate 2 is closed and used for protecting the sand table 3, the sand table 3 is used for displaying a model, a gear 4 is rotatably connected in a cavity in the middle of the box body 1, a concave slide rail 5 is fixedly connected on the rear end face in the cavity of the box body 1, a fixing plate 6 is fixedly connected on the bottom of the door plate 2, a supporting rod 7 is fixedly connected on the bottom of the fixing plate 6, one end of the supporting rod 7 is slidably connected with the inner wall of the concave slide rail 5, the other end of the supporting rod 7 is rotatably connected with a first toothed plate 8, the rear end face of the first toothed plate 8 is slidably connected with the inner surface of the concave slide rail 5, the surface of the first toothed plate 8 is meshed with the surface of the gear 4, the bottom in the cavity of, the bottom of the sand table 3 close to the side face of the sand table is fixedly connected with a toothed plate II 11, the surface of the toothed plate II 11 is meshed with the surface of the gear 4, the rear end face of the toothed plate II 11 is connected with the rear end face in the cavity of the box body 1 in a sliding manner, the outer surface of the internal threaded pipe 9 is fixedly connected with a bevel gear I12, the side face of the box body 1 close to the middle part is rotatably connected with a hollow round pipe 13, one end of the hollow round pipe 13 is fixedly connected with a handle 14, the other end of the hollow round pipe 13 penetrates through the side face of the box body 1 and is fixedly connected with a bevel gear II 15, the surface of the bevel gear I12 is meshed with the surface of the bevel gear II 15, a user rotates the handle 14, the rotation of the handle 14 drives the hollow round pipe 13 to rotate, so as to drive the bevel gear II 15 to rotate, the bevel, when the sand table 3 moves upwards, the two toothed plates 11 move upwards simultaneously, so that the gear 4 is driven to rotate, the toothed plate 8 moves downwards due to the rotation of the gear 4, the supporting rod 7 is driven to move downwards by the toothed plate 8, the fixing plate 6 connected with the supporting rod 7 and the door plate 2 are driven to do arc motion, the direction of the door plate 2 is converted from a horizontal plane to a vertical plane, the purpose that the door plate 2 contracts and the sand table 3 rises is achieved, if the door plate 2 is closed, the sand table 3 descends only by reversely rotating the handle 14, the universal wheel 16 is fixedly installed at the bottom of the box body 1, the sand table 3 can move due to the arrangement of the universal wheel 16 and can be used in various places, the sand table model does not need to be placed again, the use cost is reduced, the internal threaded pipe 9 is rotatably connected with the bottom in the cavity of the box body 1 through the bearing, the hollow circular pipe 13 is rotatably connected with the side face of the box body 1 through, Frictional force between internal thread pipe 9 and box 1, make the conversion efficiency of power improve, let the user relax more comfortable, the quantity of pinion rack two 11 is four, and all use threaded rod 9 as four angles of axis symmetric distribution in sand table 3 bottom, through gear 4, pinion rack one 8 makes sand table 3 unable rotation with mutually supporting of pinion rack two 11, realize that threaded rod 9 drives the rising of sand table 3, also make the rising of sand table 3 more stable, the preceding terminal surface embedding that is close to its bottom on the box 1 installs drawer 17, the sand table model can be placed in drawer 17, can change and save the sand table model according to actual need.

The working principle is as follows: when this practical training sand table of building engineering project management uses, the user rotates handle 14, the rotation of handle 14 drives the rotation of hollow pipe 13, thereby drive the rotation of bevel gear two 15, bevel gear two 15 rotates and drives internal thread pipe 9 and rotate, the rotation of internal thread pipe 9 makes threaded rod 10 realize the rising motion, thereby drive sand table 3 upward movement, when sand table 3 upward movement, pinion rack two 11 upward movement simultaneously, thereby it is rotatory to drive gear 4, the rotation of gear 4 makes pinion rack one 8 move down, pinion rack one 8 drives branch 7 and moves down, thereby it makes the arc motion with door plant 2 to drive fixed plate 6 that links to each other with branch 7, make the direction of door plant 2 turn into the perpendicular by the horizontal plane, thereby reach the shrink of door plant 2, the mesh that sand table 3 rose, if make door plant 2 closed, sand table 3 descends, only need the reverse rotation handle 14 can.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a real sand table of instructing of building engineering project management, includes box (1), door plant (2) and sand table (3), its characterized in that: the inner cavity of the middle part of the box body (1) is rotatably connected with a gear (4), the rear end face of the inner cavity of the box body (1) is fixedly connected with a concave sliding rail (5), the bottom of the door panel (2) is fixedly connected with a fixing plate (6), the bottom of the fixing plate (6) is fixedly connected with a supporting rod (7), one end of the supporting rod (7) is in sliding connection with the inner wall of the concave sliding rail (5), the other end of the supporting rod (7) is rotatably connected with a first toothed plate (8), the rear end face of the first toothed plate (8) is in sliding connection with the inner surface of the concave sliding rail (5), the surface of the first toothed plate (8) is in meshing connection with the surface of the gear (4), the bottom of the inner cavity of the box body (1) is rotatably connected with an inner threaded pipe (9), the inner surface of the inner threaded pipe (9) is in threaded connection with a threaded rod, the utility model discloses a sand table, including sand table (3), the bottom fixedly connected with pinion rack two (11) that is close to its side on the sand table (3), the surface of pinion rack two (11) is connected with the surface meshing of gear (4), the rear end face of pinion rack two (11) and the rear end face sliding connection of box (1) intracavity, the outer fixed surface of internal thread pipe (9) is connected with bevel gear one (12), the side that is close to the middle part on box (1) rotates and is connected with hollow pipe (13), the one end fixedly connected with handle (14) of hollow pipe (13), the other end of hollow pipe (13) passes side fixedly connected with bevel gear two (15) of box (1), the surface of bevel gear one (12) is connected with the surface meshing of bevel gear two (15).

2. The practical training sand table for the management of the constructional engineering project according to claim 1, wherein: the bottom of the box body (1) is fixedly provided with universal wheels (16).

3. The practical training sand table for the management of the constructional engineering project according to claim 1, wherein: the inner threaded pipe (9) is rotatably connected with the bottom in the cavity of the box body (1) through a bearing, and the hollow circular pipe (13) is rotatably connected with the side face of the box body (1) through a bearing.

4. The practical training sand table for the management of the constructional engineering project according to claim 1, wherein: the quantity of the second toothed plates (11) is four, and the two toothed plates are symmetrically distributed at four corners of the bottom of the sand table (3) by taking the threaded rods (10) as axes.

5. The practical training sand table for the management of the constructional engineering project according to claim 1, wherein: the drawer (17) is embedded in the front end face of the box body (1) close to the bottom of the box body.