CN211529478U

CN211529478U - Lifting demonstration sand table device with dustproof function

Info

Publication number: CN211529478U
Application number: CN202020472207.XU
Authority: CN
Inventors: 张正刚
Original assignee: Chengdu Jingcheng Enoch Polytron Technologies Inc
Current assignee: Chengdu Jingcheng Enoch Polytron Technologies Inc
Priority date: 2020-04-02
Filing date: 2020-04-02
Publication date: 2020-09-18
Anticipated expiration: 2030-04-02

Abstract

The utility model provides a lifting demonstration sand table device with dustproof function, which comprises a sand table box, wherein a sand table platform and a lifting component for driving the sand table platform to lift in the sand table box are arranged in the sand table box; a convolution shaft is rotatably arranged on one inner wall of the sand table box, and shielding cloth which can be stretched to the inner wall of the opposite side and is connected to the inner wall of the opposite side through a locking assembly is coiled on the convolution shaft; wherein the sand table platform is located below the convolution axis. The utility model 1) the display platform with relatively fixed height can accommodate the sand table platform and the buildings thereon into the sand table box when not in need of display, and prevent dust from falling through the covering cloth; 2) meanwhile, the sand table box can also prevent pedestrians from damaging the sand table platform and buildings on the sand table platform; 3) the cover cloth is convoluted in the sand table box, and no extra space is occupied.

Description

Lifting demonstration sand table device with dustproof function

Technical Field

The utility model relates to a demonstration sand table equipment technical field especially relates to a lift demonstration sand table device with dustproof function.

Background

The sand table is used for displaying the building group model and generally comprises a display stand, wherein a plurality of buildings with different heights are arranged on the display stand and are used for people to look and learn on the display stand.

Because the existing sand table needs to be displayed in a fixed environment for a long time, dust and the like can fall on a display platform and a building, and the sand table has a large area under the general condition, which brings difficulty to cleaning work.

SUMMERY OF THE UTILITY MODEL

To the not enough that exists among the prior art, the utility model provides a go up and down to demonstrate sand table device with dustproof function, it has solved the problem that exists among the prior art because of the great inconvenient clearance of sand table area accumulates on it.

According to an embodiment of the utility model, the lifting demonstration sand table device with the dustproof function comprises a sand table box, wherein a sand table platform and a lifting assembly for driving the sand table platform to lift in the sand table box are arranged in the sand table box; a convolution shaft is rotatably arranged on one inner wall of the sand table box, and shielding cloth which can be stretched to the inner wall of the opposite side and is connected to the inner wall of the opposite side through a locking assembly is coiled on the convolution shaft; wherein the sand table platform is located below the convolution axis.

The technical principle of the utility model is that:

the sand table platform is arranged in the sand table box, the lifting assembly is arranged to realize the lifting of the sand table platform and a building on the sand table platform, so that the building can be conveniently unfolded when the building needs to be unfolded, the highest point of the building is reduced to the position below the upper end face of the sand table box when the building does not need to be unfolded, meanwhile, the covering cloth is pulled out, the upper end of the whole sand table box can be covered, and dust is prevented from falling onto the sand table platform and the building on the sand table platform.

Compared with the prior art, the utility model discloses following beneficial effect has:

1) the display platform with a relatively fixed height can accommodate the sand table platform and the buildings thereon into the sand table box when the display is not needed, and dust is prevented from falling down through the covering cloth;

2) meanwhile, the sand table box can also prevent pedestrians from damaging the sand table platform and buildings on the sand table platform;

3) the cover cloth is convoluted in the sand table box, and no extra space is occupied.

Drawings

Fig. 1 is an external view (side view when not shown) of an embodiment of the present invention;

fig. 2 is a schematic view of an internal structure of the embodiment of the present invention (in display);

fig. 3 is a schematic diagram (not shown) of the internal structure of the embodiment of the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 2;

FIG. 5 is an enlarged view of a portion of FIG. 2 at B;

FIG. 6 is an enlarged view of a portion of FIG. 3 at C;

fig. 7 is a schematic view of a connection structure of the sliding rod and the covering cloth according to the embodiment of the present invention;

in the above drawings: the sand table comprises a sand table box 1, a sand table platform 2, a building 3, a convolution shaft 4, a cover cloth 5, a cylinder 6, a supporting disc 6, an accommodating cavity 7, a sliding rod 8, a sliding through groove 9, a first concave cavity 10, a clamping block 11, a second concave cavity 12, a connecting section 13 and a handle means 14.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and embodiments.

As shown in fig. 1 to 7, the present embodiment provides a lifting demonstration sand table device with a dustproof function, which includes a sand table box 1, a sand table platform 2 for displaying is disposed in the sand table box 1, a building 3 to be displayed and the like are mounted on the sand table platform 2, and a lifting assembly for driving the sand table platform 2 to lift in the sand table box 1, so as to lift the building 3 for convenient display; a convolution shaft 4 is rotatably arranged on one inner wall of the sand table box 1, a piece of shielding cloth 5 which can be stretched to the inner wall of the opposite side and is connected to the inner wall of the opposite side through a locking assembly is convoluted on the convolution shaft 4, the shielding cloth 5 covers the upper end of the sand table box 1, and the probability that dust falls on the building 3 and the sand table platform 2 is reduced; the sand table platform 2 is located below the convolution shaft 4, the lifting assembly comprises a cylinder 6 installed in the sand table box 1 and a supporting plate 6 connected with the cylinder 6 through a piston, and the sand table platform 2 is fixedly installed on the supporting plate 6.

In the above embodiment, set up sand table platform 2 in sand table case 1, realize the lift to sand table platform 2 and building 3 above that through the lifting unit who sets up, in order to realize raising when needs are exhibited and make things convenient for building 3 to exhibit, and realize reducing the peak of building 3 to below sand table case 1 up end when need not exhibit, simultaneously, cover 5 and pull out and to cover the upper end of whole sand table case 1, avoid the dust to fall on sand table platform 2 and the building 3 on it.

Preferably, sunken being provided with on the inner wall of sand table case 1 supplies the chamber 7 that holds of convolution axle 4 installation, and cover cloth 5 when whole cover cloth 5 convolutions on convolution axle 4 and be located hold the intracavity 7, set up like this and make building 3 can not blockked by the cover cloth 5 on the convolution axle 4 when exhibition, wherein, the one end of convolution axle 4 is worn out hold chamber 7, set up like this and conveniently can come the convolution by rotating convolution axle 4 outside sand table case 1 and pull out cover cloth 5.

Preferably, the stretching end of the covering cloth 5 is fixedly connected with a sliding rod 8, the inner wall of the sand table box 1 is provided with a sliding through groove 9 for sliding connection of two ends of the sliding rod 8, the covering cloth 5 can be pulled out through the sliding rod 8, and the walking track of the covering cloth is limited in the sliding through groove 9.

Preferably, the one end that the groove 9 that slides was kept away from convolution axle 4 extends to sand table case 1 is installed in the lateral wall of locking Assembly, and the sunken confession that is provided with on the lateral wall of installation locking Assembly convolution axle 4 slides in and with the first sunken chamber 10 of groove 9 intercommunication slides, can guarantee like this that there can not be the gap that supplies the dust to get into between hiding cloth 5 and the lateral wall.

Preferably, the locking assembly comprises a T-shaped fixture block 11 and a second recessed cavity 12 arranged on the upper end surface of the side wall of the sand table box 1, a communication channel for clamping the lower end of the fixture block 11 is arranged in front of the second recessed cavity 12 and the first recessed cavity 10, when displaying is carried out, the cover cloth 5 is convoluted on the convolution shaft 4, the lower end of the fixture block 11 falls into and contacts with the side wall of the first recessed cavity 10, when not displaying, the fixture block 11 is firstly taken out, the sliding rod 8 is slid into the first recessed cavity 10, the fixture block 11 is put in to limit the sliding rod 8 at one side of the lower end of the fixture block 11, which is far away from the convolution shaft 4, so that the cover cloth 5 is locked, wherein the upper end of the fixture block 11 is always located in the second recessed cavity 12, so that the upper end of the fixture block 11 can be prevented from affecting;

in particular, when the cover cloth 5 needs to be convoluted, the latch block 11 is taken off, and the convolution can be realized through the convolution shaft 4 extending out of the sand table box 1.

Preferably, the sliding rod 8 comprises a connecting section 13 connected with the covering cloth 5, and a handle means 14 connected to both ends of the connecting section 13 and closely attached to the outer wall of the sand table box 1, and the covering cloth 5 can be conveniently pulled out through the handle means 14 at both ends.

The device provided by the embodiment can accommodate the sand table platform 2 and the upper building 3 into the sand table box 1 when the display is not needed, and prevents dust from falling down through the covering cloth 5; meanwhile, the sand table box 1 can also prevent pedestrians from damaging the sand table platform 2 and the buildings 3 on the sand table platform; the cover cloth 5 is convoluted inside the sand table box 1 and does not occupy extra space.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. The utility model provides a lift demonstration sand table device with dustproof function which characterized in that: the sand table comprises a sand table box, wherein a sand table platform and a lifting assembly for driving the sand table platform to lift in the sand table box are arranged in the sand table box; a convolution shaft is rotatably arranged on one inner wall of the sand table box, and shielding cloth which can be stretched to the inner wall of the opposite side and is connected to the inner wall of the opposite side through a locking assembly is coiled on the convolution shaft; wherein the sand table platform is located below the convolution axis.

2. The lifting demonstration sand table device with the dustproof function as claimed in claim 1, wherein: sunken being provided with on the inner wall of sand table case supplies the chamber that holds of convolution axle installation, and cover when whole cover the cloth convolution on the convolution axle cover the cloth and be located hold the intracavity.

3. The lifting demonstration sand table device with the dustproof function as claimed in claim 2, wherein: the sand table box is characterized in that a sliding rod is fixedly connected with the stretching end of the covering cloth, and a sliding through groove for slidably connecting the two ends of the sliding rod is formed in the inner wall of the sand table box.

4. The lifting demonstration sand table device with the dustproof function as claimed in claim 3, wherein: one end, far away from the convolution shaft, of the sliding through groove extends into the sand table box and is installed in the side wall of the locking assembly, and a first concave cavity for the convolution shaft to slide into is formed in the side wall of the locking assembly in a concave mode.

5. The lifting demonstration sand table device with the dustproof function as claimed in claim 4, wherein: the locking assembly comprises a T-shaped clamping block and a second sunken cavity arranged on the upper end face of the side wall of the sand table box, and a communication channel for clamping the lower end of the clamping block is arranged in front of the second sunken cavity and the first sunken cavity.

6. The lifting demonstration sand table device with the dustproof function as claimed in claim 5, wherein: the sliding rod comprises a connecting section connected with the covering cloth and a handle means which is connected with the two ends of the connecting section and tightly attached to the outer wall of the sand table box.

7. The lifting demonstration sand table device with the dustproof function as claimed in claim 2, wherein: one end of the convolution shaft penetrates out of the accommodating cavity.

8. The lifting demonstration sand table device with the dustproof function as claimed in claim 1, wherein: the lifting assembly comprises an air cylinder arranged in the sand table box and a supporting plate connected with an air cylinder piston, and the sand table platform is fixedly arranged on the supporting plate.