CN214504784U - Sand table for civil engineering management - Google Patents

Abstract

The utility model discloses a sand table for civil engineering management, which comprises bases, wherein two bases which are symmetrically arranged are rotationally connected through hinges; the front end surface and the rear end surface of the inner side of the extension frame are connected with the front side surface and the rear side surface of the base in a sliding manner; a magnet fixedly mounted on an inner wall surface of the extension bracket; the storage mechanism is arranged on the base; the sand table plate is connected with the storage mechanism; the lifting mechanism is arranged on the sand disc plate; and the limiting and fixing mechanism is connected with the lifting mechanism. This sand table for civil engineering management can be convenient for show sand table board stable mounting on the base, avoids occuping the desktop, and simple operation convenient to carry.

Description

Sand table for civil engineering management

Technical Field

The utility model relates to a sand table technical field specifically is a sand table for civil engineering management.

Background

The sand table is a model which is manufactured according to a certain proportion and presents a map and a terrain, and the sand table is frequently used in civil engineering, but the existing graphite processing device still has certain defects, such as:

application number CN 201921907094.5's "sand table for civil engineering management", need place on the desktop when showing, civil engineering project department is mostly all the place limited, almost all puts the file on the desktop, consequently need arrange out the desktop and place the sand table for it is very loaded down with trivial details, and cause the loss of file on the desktop easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sand table is used in civil engineering management to propose current sand table in solving above-mentioned background art and need place on the desktop when showing, civil engineering project department is mostly all the place limited, almost puts the file on the desktop, consequently need arrange out the desktop in order and place the sand table, make very loaded down with trivial details, and cause the problem of losing of file easily.

In order to achieve the above object, the utility model provides a following technical scheme: a sand table for civil engineering management, comprising:

the two symmetrically arranged bases are rotationally connected through hinges;

the front end surface and the rear end surface of the inner side of the extension frame are connected with the front side surface and the rear side surface of the base in a sliding manner;

a magnet fixedly mounted on an inner wall surface of the extension bracket;

the storage mechanism is arranged on the base;

the sand table plate is connected with the storage mechanism;

the lifting mechanism is arranged on the sand disc plate;

and the limiting and fixing mechanism is connected with the lifting mechanism.

Adopt above-mentioned technical scheme, can be convenient for show sand table board stable mounting at the top surface of base, avoid occupying extra region and show.

As the preferred technical proposal of the utility model, the storage mechanism comprises a side door, a handle and a chute;

the side door set up in the lateral surface of base, just handle fixed mounting in the lateral surface of side door, the spout is seted up in on the inner wall around the base, just the spout with sand table board sliding connection.

Adopt above-mentioned technical scheme, be convenient for deposit the mounting panel and accomodate, it is convenient to take simultaneously.

As the utility model discloses a preferred technical scheme, elevating system includes:

the groove is formed in the bottom surface of the sand table plate;

the screw rod penetrates through the groove;

the knob is fixedly and vertically arranged on the top surface of the screw rod and is positioned above the sand disc plate;

the sliding plate is connected with the groove in a sliding mode, the screw rod penetrates through the sliding plate, and the screw rod is in threaded connection with the sliding plate.

By adopting the technical scheme, the sliding plate is driven to move in the vertical direction when the screw rod rotates conveniently.

As the utility model discloses a preferred technical scheme, spacing fixed establishment includes:

the top ends of the two symmetrically arranged connecting rods are rotationally connected with the bottom surface of the sliding plate;

the limiting rod is rotatably connected with the bottom end of the connecting rod;

the fixed seat is rotatably connected with the bottom end of the limiting rod, and the top surface of the fixed seat is connected with a bottom end bearing of the screw rod;

the limiting groove is formed in the top surfaces of the base and the extending frame;

and the limiting block is fixedly arranged at the upper end of the inner wall of the limiting groove.

Adopt above-mentioned technical scheme, the effect through the connecting rod makes the gag lever post top surface rotate to the stopper below when the slide of being convenient for moves down, and the guarantee avoids droing to the spacing fixed of sand table board.

Compared with the prior art, the beneficial effects of the utility model are that: the sand table for civil engineering management can be used for conveniently and stably mounting the sand table plate on the base for display, so that the table top is prevented from being occupied, and the sand table is convenient to operate and carry;

1. opening a side door through a handle, taking out the sand table plate from the interior of the base through the sliding groove, and aligning the fixed seat with a limiting groove on the top surface of the base to mount the sand table plate;

2. make the lead screw rotate through rotating the knob this moment for the slide moves downwards, makes the gag lever post rotate to the outside under the effect of connecting rod, makes the top surface of gag lever post rotate to the below of stopper, thereby realizes the spacing fixed to the gag lever post, and then with sand table board stable mounting at the top surface of base.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure at A-A of FIG. 1 according to the present invention;

FIG. 3 is a schematic structural view of the extended frame unfolded sand tray plate of the present invention after installation;

fig. 4 is an enlarged schematic structural diagram of the point B in fig. 2 according to the present invention.

In the figure: 1. a base; 2. an extension frame; 3. a side door; 4. a handle; 5. a chute; 6. a sand table plate; 7. a groove; 8. a screw rod; 9. a knob; 10. a slide plate; 11. a connecting rod; 12. a limiting rod; 13. a fixed seat; 14. a limiting groove; 15. a limiting block; 16. a magnet is provided.

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. 1-4, the technical solution of the present invention is: a sand table for civil engineering management, comprising: the extension device comprises bases 1, wherein two bases 1 which are symmetrically arranged are rotatably connected through hinges, the front end face and the rear end face of the inner side of an extension frame 2 are in sliding connection with the front side face and the rear side face of each base 1, magnets 16 are fixedly arranged on the inner wall face of the extension frame 2, and the extension frame 2 is stably fixed on the outer side of the bases 1 through the action of the magnets 16;

the side door 3 is arranged on the outer side surface of the base 1, the handle 4 is fixedly arranged on the outer side surface of the side door 3, the sliding chutes 5 are formed in the front inner wall and the rear inner wall of the base 1, the sliding chutes 5 are connected with the sand table plate 6 in a sliding mode, and after the side door 3 is opened through the handle 4, the sand table plate 6 is taken out from the inside of the base 1 through the action of the sliding chutes 5;

the groove 7 is arranged on the bottom surface of the sand disc plate 6, the screw rod 8 is arranged through the groove 7, the knob 9 is fixedly and vertically arranged on the top surface of the screw rod 8, the knob 9 is positioned above the sand disc plate 6, the sliding plate 10 is in sliding connection with the groove 7, the screw rod 8 is arranged through the sliding plate 10, the screw rod 8 is in threaded connection with the sliding plate 10, the top ends of two symmetrically arranged connecting rods 11 are rotatably connected with the bottom surface of the sliding plate 10, the limiting rod 12 is rotatably connected with the bottom ends of the connecting rods 11, the fixing seat 13 is rotatably connected with the bottom end of the limiting rod 12, the top surface of the fixing seat 13 is connected with a bottom end bearing of the screw rod 8, the limiting groove 14 is arranged on the top surfaces of the base 1 and the extending frame 2, the limiting block 15 is fixedly arranged on the upper end of the inner wall of the limiting groove 14, the fixing seat 13 is aligned with the limiting groove 14 on the inner side of the top surface of the base 1, so that the fixing seat 13, the limiting rod 12 and the connecting rods 11 are arranged in the corresponding limiting grooves 14, at the moment, the screw rod 8 is rotated by rotating the knob 9, so that the sliding plate 10 in threaded connection with the screw rod 8 vertically moves downwards, the limiting rod 12 is rotated outwards under the action of the connecting rod 11, finally, the top surface of the limiting rod 12 is rotated to the position below the limiting block 15, the limiting block 15 limits the limiting rod 12, the sand plate 6 is enabled to generate a limiting and fixing effect, the sand plate 6 is prevented from falling off from the top surface of the base 1, and an effective display effect is guaranteed;

when the sand table plates 6 need to be added for display, the extension frame 2 is pulled outwards, the fixing seats 13 on the added sand table plates 6 are aligned with the limiting grooves 14 on the extension frame 2 and the limiting grooves 14 arranged on the outer side of the top surface of the base 1, and the added sand table plates 6 are fixed in the same operation mode;

after the use, make slide 10 upwards remove through reverse rotation knob 9 for stopper rod 12 inwards rotates and keeps away from stopper 15, thereby places the inside at base 1 after taking off sand table board 6, again will extend frame 2 and inwards promote and pack up, closes two bases 1 that will symmetrically set up at last, thereby conveniently carries, and the content that does not make detailed description in this specification belongs to the known prior art of the professional skilled in the art.

It is to be understood that the terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the purpose of convenience and simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operated in a particular orientation, and are not to be construed as limiting the scope of the present invention.

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 (5)

1. A sand table for civil engineering management, comprising:

the two symmetrically arranged bases are rotationally connected through hinges;

the front end surface and the rear end surface of the inner side of the extension frame are connected with the front side surface and the rear side surface of the base in a sliding manner;

a magnet fixedly mounted on an inner wall surface of the extension bracket;

the storage mechanism is arranged on the base;

the sand table plate is connected with the storage mechanism;

the lifting mechanism is arranged on the sand disc plate;

and the limiting and fixing mechanism is connected with the lifting mechanism.

2. The sand table for civil engineering management according to claim 1, wherein the storage mechanism comprises a side door, a handle and a chute.

3. The sand table for civil engineering management according to claim 2, wherein the side door is provided on an outer side surface of the base, the handle is fixedly mounted on the outer side surface of the side door, the sliding groove is provided on front and rear inner walls of the base, and the sliding groove is slidably connected with the sand table plate.

4. The sand table for civil engineering management according to claim 3, wherein the lifting mechanism comprises:

the groove is formed in the bottom surface of the sand table plate;

the screw rod penetrates through the groove;

the knob is fixedly and vertically arranged on the top surface of the screw rod and is positioned above the sand disc plate;

the sliding plate is connected with the groove in a sliding mode, the screw rod penetrates through the sliding plate, and the screw rod is in threaded connection with the sliding plate.

5. The sand table for civil engineering management according to claim 4, wherein the position-limiting fixing mechanism comprises:

the top ends of the two symmetrically arranged connecting rods are rotationally connected with the bottom surface of the sliding plate;

the limiting rod is rotatably connected with the bottom end of the connecting rod;

the fixed seat is rotatably connected with the bottom end of the limiting rod, and the top surface of the fixed seat is connected with a bottom end bearing of the screw rod;

the limiting groove is formed in the top surfaces of the base and the extending frame;

and the limiting block is fixedly arranged at the upper end of the inner wall of the limiting groove.

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