CN211016189U - Engineering supervision course is with teaching sand table - Google Patents

Abstract

The utility model relates to the technical field of teaching sand tables, in particular to a teaching sand table for engineering supervision courses, which comprises a sand table body, wherein a box body is fixedly arranged at the middle end of the bottom of the sand table body, a servo motor is fixedly arranged at the right end of the bottom of an inner cavity of the box body, a driving gear is fixedly arranged at the output end of the servo motor, and a driven gear is meshed at the bottom of the driving gear; the utility model discloses a sand table body, landing leg, gyro wheel, box, servo motor, driving gear, driven gear, threaded rod, screwed pipe, the setting of cardboard and guard plate, it is relatively poor to have solved current teaching sand table stability, traditional sand table removes the bottom for making things convenient for it and installs the walking wheel, but make the whole displacement that appears of sand table easily under the condition of external factor or unevenness in ground, thereby lead to its efficiency and the effect that influences the teaching, and for people's use, watch and operate the problem of bringing inconvenience.

Description

Engineering supervision course is with teaching sand table

Technical Field

The utility model relates to a teaching sand table technical field specifically is a teaching sand table is used to engineering supervision course.

Background

The sand table training course closely surrounds the core content of modern engineering project management, the important points are to guide students to carry out actual combat experience from the aspects of project schedule management, cost management, risk management and the like, the students are helped to establish the consciousness of the modern engineering project management through methods such as knowledge explanation, skill teaching, sand table exercise and the like, the ability of the students to process and deal with sudden problems in the engineering project management process is cultured, the ability of the students to independently undertake engineering project management according to the engineering project management professional process is improved, the engineering supervision sand table training course is taken as a key point of course design by taking the modern enterprise engineering project management and skill promotion as a course, and the sand table training course is not specific to a specific industry and is a general course for popularizing engineering project management knowledge.

But current teaching sand table poor stability, traditional sand table removes the bottom for making things convenient for it and installs the walking wheel, nevertheless makes the whole displacement that appears of sand table easily under the circumstances that external factor or ground are uneven to lead to its efficiency and the effect that influences the teaching, and for people's use, watch and operate bring inconvenience.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a teaching sand table is used to engineering supervision course possesses the good advantage of teaching sand table stability, and it is relatively poor to have solved current teaching sand table stability, and traditional sand table removes the bottom for making things convenient for it to install the walking wheel, but makes the whole displacement that appears of sand table easily under the circumstances of external factor or unevenness in ground to lead to its efficiency and the effect that influences the teaching, and for people's use, watch and operate the problem of bringing inconvenience.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an engineering prison course is with teaching sand table, includes the sand table body, the middle-end fixed mounting of sand table body bottom has the box, the right-hand member fixed mounting of inner chamber of the box bottom has servo motor, servo motor's output fixed mounting has the driving gear, the bottom meshing of driving gear has driven gear, driven gear's inboard fixed mounting has the threaded rod, the equal threaded connection in both ends in the threaded rod outside has the screwed pipe, the outside fixed mounting of screwed pipe has the cardboard, the equal fixed mounting in four ends of sand table body bottom has the landing leg, the bottom fixed mounting of landing leg has the gyro wheel, the inboard of gyro wheel and the outside in close contact with of cardboard.

Preferably, the protection plates are fixedly mounted on the two sides of the top of the sand table body and the front and rear ends of the sand table body, and the four protection plates are arranged in a rectangular shape.

Preferably, the two ends of the bottom of the box body are fixedly provided with first connecting rods, the bottom of each first connecting rod is fixedly provided with a bearing, and the inner side of each bearing is rotatably connected with the outer side of each threaded rod.

Preferably, the two ends of the bottom of the sand table body are fixedly provided with second connecting rods, and the bottom of each second connecting rod is fixedly provided with a limiting sleeve.

Preferably, the top and the bottom of screwed pipe have all been seted up the spout, the inner chamber sliding connection of spout has the slider, the outside of slider and the top and the bottom fixed mounting of stop collar inner chamber.

Preferably, the clamping plate is in an arc shape, the limiting sleeve is in a circular shape, and two sides of the limiting sleeve are in an open type design.

Preferably, the left end of the surface of the box body is hinged with a box door through a hinge, and the right end of the surface of the box door is fixedly provided with a handle.

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

1. the utility model discloses a sand table body, the landing leg, the gyro wheel, the box, servo motor, the driving gear, driven gear, the threaded rod, the screwed pipe, the setting of cardboard and guard plate, can effectually be used for improving its stability, in order to prevent that it from reducing the efficiency and the effect of teaching, it is relatively poor to have solved current teaching sand table stability, traditional sand table is for making things convenient for it to remove the bottom and installs the walking wheel, but make the whole displacement that appears of sand table easily under the condition of external factor or uneven ground, thereby lead to its efficiency and the effect that influences the teaching, and for people's use, watch and operate the problem of bringing inconvenience.

2. The utility model discloses a setting of guard plate can be used for protecting the model at sand table body top to prevent that it from being damaged by people or other factors, through the setting of first connecting rod and bearing, can be used for supporting the threaded rod fixedly, and still can be used to install it, thereby guarantee its rotation operation that can stabilize, through the setting of second connecting rod and stop collar, can be used for the screwed pipe to carry out spacing support, so that be used for making things convenient for its parallel flexible that can stabilize.

3. The utility model discloses a setting of spout and slider, can be used for carrying out spacing fixed to the screwed pipe, so as to prevent it along with the threaded rod is together rotated, design and both sides are the setting of open-type design and stop collar for circular design through the cardboard, can be used for conveniently carrying out perfect block with the edge of gyro wheel, thereby conveniently fix it, and make things convenient for the screwed pipe to run through the stop collar, and present comparatively perfect being connected with the stop collar, through the setting of chamber door and handle, can be used for conveniently pulling the chamber door, and be used for opening the box, thereby inspect the maintenance to its inside, and can place some instrument.

Drawings

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

FIG. 2 is a front view of the structure of the present invention;

FIG. 3 is a partial top view of the present invention;

fig. 4 is a partial side view of the stop collar of the present invention.

In the figure: 1. a sand table body; 2. a support leg; 3. a roller; 4. a box body; 5. a servo motor; 6. a driving gear; 7. a driven gear; 8. a threaded rod; 9. a threaded pipe; 10. clamping a plate; 11. a first connecting rod; 12. a bearing; 13. a second connecting rod; 14. a limiting sleeve; 15. a slider; 16. a chute; 17. a protection plate; 18. and (4) a box door.

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, a teaching sand table for engineering supervision course comprises a sand table body 1, a box 4 is fixedly mounted at the middle end of the bottom of the sand table body 1, a servo motor 5 is fixedly mounted at the right end of the bottom of an inner cavity of the box 4, a driving gear 6 is fixedly mounted at the output end of the servo motor 5, a driven gear 7 is meshed with the bottom of the driving gear 6, a threaded rod 8 is fixedly mounted at the inner side of the driven gear 7, threaded pipes 9 are connected to the two ends of the outer side of the threaded rod 8 in a threaded manner, a clamping plate 10 is fixedly mounted at the outer side of the threaded pipes 9, supporting legs 2 are fixedly mounted at four ends of the bottom of the sand table body 1, rollers 3 are fixedly mounted at the bottom of the supporting legs 2, the inner sides of the rollers 3 are in close contact with the outer sides of the clamping plate 10, and the engineering supervision course is, Screwed pipe 9, cardboard 10 and guard plate 17's setting, can effectually be used for improving its stability, in order to prevent that it from reducing the efficiency and the effect of teaching, it is relatively poor to have solved current teaching sand table stability, traditional sand table removes the bottom and installs the walking wheel for making things convenient for it, but make the whole displacement that appears of sand table easily under the condition of external factor or uneven ground, thereby lead to its efficiency and the effect that influences the teaching, and for people's use, watch and operate the problem of bringing inconvenience.

In this embodiment, it is concrete, the equal fixed mounting in both sides and front and back both ends at sand table body 1 top has guard plate 17, and four guard plates 17 are the rectangle and arrange the design, can be used for protecting the model at sand table body 1 top to prevent that it from being damaged by people or other factors.

In this embodiment, specifically, the equal fixed mounting in both ends of box 4 bottom has head rod 11, and the bottom fixed mounting of head rod 11 has bearing 12, and the inboard of bearing 12 is rotated with the outside of threaded rod 8 and is connected, can be used for supporting threaded rod 8 fixedly to it still can be used to install it, thereby guarantees its can stable rotation operation.

In this embodiment, it is concrete, the equal fixed mounting in both ends of sand table body 1 bottom has second connecting rod 13, and the bottom fixed mounting of second connecting rod 13 has stop collar 14, can be used for screwed pipe 9 to carry out spacing support to it can be stable parallel flexible to be used for making things convenient for.

In this embodiment, specifically, the top and the bottom of the threaded pipe 9 are both provided with a sliding groove 16, an inner cavity of the sliding groove 16 is slidably connected with a sliding block 15, and the outer side of the sliding block 15 and the top and the bottom of the inner cavity of the limiting sleeve 14 are fixedly mounted and can be used for limiting and fixing the threaded pipe 9 to prevent the threaded pipe 9 from rotating together with the threaded rod 8.

In this embodiment, it is concrete, cardboard 10's shape is the arc design, and stop collar 14's shape is circular design, and stop collar 14's both sides are the open-type design, can be used for conveniently carrying out perfect block with the edge of gyro wheel 3 to the convenience is fixed it, and makes things convenient for screwed pipe 9 to run through stop collar 14, and presents comparatively perfect being connected with stop collar 14.

In this embodiment, specifically, the left end on the surface of the box body 4 is hinged to the box door 18 through a hinge, and the right end on the surface of the box door 18 is fixedly provided with a handle, so that the box door 18 can be conveniently pulled, and the box body 4 can be opened, so that the interior of the box body can be inspected and maintained, and a part of tools can be placed.

The working principle is as follows: when sand table body 1 moves to the position that needs through gyro wheel 3, utilize external controller to start servo motor 5, utilize servo motor 5 to drive driving gear 6, driving gear 6 drives driven gear 7, driven gear 7 drives threaded rod 8 and rotates, utilize threaded connection's relation, can make threaded rod 8 drive screwed pipe 9, screwed pipe 9 drives cardboard 10 and inwards carries out parallel removal, just outwards remove when fixed, utilize cardboard 10 to gyro wheel 3's inboard in close contact with simultaneously, in order to fix gyro wheel 3, prevent that it from appearing gliding phenomenon and taking place, relation through slider 15 and 16 sliding connection of spout, not only can support screwed pipe 9, and can be spacing to it, thereby guarantee the stability of its removal.

The control mode of the present application is automatically controlled by a controller, the control circuit of the controller can be realized by simple programming by those skilled in the art, and the present application belongs to the common knowledge in the field, and the present application mainly protects the mechanical device, so the present application does not explain the control mode and the circuit connection in detail.

The standard parts used in the present application document can be purchased from the market, and can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts the conventional means of mature bolt, rivet, welding and the like in the prior art, the machinery, parts and equipment adopt the conventional models in the prior art, and the structure and principle of the parts known by the skilled person can be known by the technical manual or by the conventional experimental method.

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 (7)

1. The utility model provides an engineering supervision course is with teaching sand table, includes sand table body (1), its characterized in that: the sand table comprises a sand table body (1), a box body (4) is fixedly mounted at the middle end of the bottom of the sand table body (1), a servo motor (5) is fixedly mounted at the right end of the bottom of an inner cavity of the box body (4), a driving gear (6) is fixedly mounted at the output end of the servo motor (5), a driven gear (7) is meshed at the bottom of the driving gear (6), a threaded rod (8) is fixedly mounted at the inner side of the driven gear (7), threaded pipes (9) are connected to the two ends of the outer side of the threaded rod (8) in a threaded mode, clamping plates (10) are fixedly mounted at the outer sides of the threaded pipes (9), supporting legs (2) are fixedly mounted at four ends of the bottom of the sand table body (1), idler wheels (3) are fixedly mounted at the bottoms of the supporting legs (.

2. The sand table for engineering supervision course as claimed in claim 1, wherein: the sand table is characterized in that protection plates (17) are fixedly mounted on two sides of the top of the sand table body (1) and at the front end and the rear end of the sand table body, and the four protection plates (17) are arranged in a rectangular mode.

3. The sand table for engineering supervision course as claimed in claim 1, wherein: the box is characterized in that first connecting rods (11) are fixedly mounted at two ends of the bottom of the box body (4), bearings (12) are fixedly mounted at the bottoms of the first connecting rods (11), and the inner sides of the bearings (12) are rotatably connected with the outer sides of the threaded rods (8).

4. The sand table for engineering supervision course as claimed in claim 1, wherein: the sand table is characterized in that second connecting rods (13) are fixedly mounted at two ends of the bottom of the sand table body (1), and limiting sleeves (14) are fixedly mounted at the bottoms of the second connecting rods (13).

5. The sand table for engineering supervision course as claimed in claim 1, wherein: the top and the bottom of screwed pipe (9) have all been seted up spout (16), the inner chamber sliding connection of spout (16) has slider (15), the outside of slider (15) and the top and the bottom fixed mounting of stop collar (14) inner chamber.

6. The sand table for engineering supervision course as claimed in claim 1, wherein: the clamping plate (10) is arc-shaped, the limiting sleeve (14) is circular, and two sides of the limiting sleeve (14) are open.

7. The sand table for engineering supervision course as claimed in claim 1, wherein: the left end on the surface of the box body (4) is hinged with a box door (18) through a hinge, and the right end on the surface of the box door (18) is fixedly provided with a handle.

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