CN210574479U

CN210574479U - A presentation device for building engineering cost teaching

Info

Publication number: CN210574479U
Application number: CN201921213518.8U
Authority: CN
Inventors: 张波林
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-30
Filing date: 2019-07-30
Publication date: 2020-05-19
Anticipated expiration: 2029-07-30

Abstract

The utility model relates to a teaching demonstration equipment technical field, and a presentation device for building engineering cost teaching is disclosed, the on-line screen storage device comprises a base, the upper surface of base is seted up flutedly, and the cell wall fixedly connected with steering mechanism of recess, the first U-shaped plate of steering mechanism's top fixedly connected with, the last fixed surface of first U-shaped plate is connected with elevating system, elevating system's top fixedly connected with second U-shaped plate, the inner wall fixedly connected with integral type computer of second U-shaped plate, the outer wall of second U-shaped plate all is through the inner wall sliding connection of slider with first U-shaped plate, the spout with slider matched with has been seted up to the inner wall of first U-shaped plate, the equal fixedly connected with buffer gear in lower surface four corners department of base, buffer gear's bottom fixedly connected with universal. The utility model discloses can effectively improve building engineering cost teaching classroom teaching efficiency and quality, easy and simple to handle, labour saving and time saving has reduced mr's working strength.

Description

A presentation device for building engineering cost teaching

Technical Field

The utility model relates to a teaching demonstration equipment technical field especially relates to a presentation device for building engineering cost teaching.

Background

The construction cost is the total cost for some project construction, and the core content is investment estimation, design approximation, correction approximation, construction drawing budget, project settlement, completion settlement and the like, and the main task of the construction cost is to calculate the direct fee, enterprise management fee, measure fee, standard fee, profit, tax and the like contained in the project according to drawing, quota and list specification.

Most of the demonstration of the current building engineering cost teaching make the teacher draw the calculation on the blackboard, but the blackboard drawing calculation is comparatively crude, and is detailed inadequately, and inconvenient student accepts the relevant quality of quotation, influences classroom teaching quality, and draws the step in-process of calculation excessively loaded down with trivial details inconvenience of operation on the blackboard, and is consuming time hard, increases teacher's the work degree of difficulty, and influences classroom teaching efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art demonstration of building engineering cost teaching and making the teacher draw the calculation on the blackboard mostly, but blackboard drawing calculation is comparatively crude, it is detailed inadequately, inconvenient student accepts the relevant quality of quotation, influence classroom teaching quality, and draw on the blackboard and calculate the step in-process and operate loaded down with trivial details inconvenience, it is consuming time hard, increase the work degree of difficulty of teacher, and influence the problem of classroom teaching efficiency, and the presentation be used for building engineering cost teaching of proposing.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a demonstration device for construction cost teaching comprises a base, wherein a groove is formed in the upper surface of the base, a steering mechanism is fixedly connected to the groove wall of the groove, a first U-shaped plate is fixedly connected to the top end of the steering mechanism, a lifting mechanism is fixedly connected to the upper surface of the first U-shaped plate, a second U-shaped plate is fixedly connected to the top end of the lifting mechanism, an integrated computer is fixedly connected to the inner wall of the second U-shaped plate, the outer wall of the second U-shaped plate is slidably connected with the inner wall of the first U-shaped plate through a sliding block, a sliding groove matched with the sliding block is formed in the inner wall of the first U-shaped plate, a buffer mechanism is fixedly connected to the four corners of the lower surface of the base, universal wheels are fixedly connected to the bottom end of the buffer mechanism, two support rods which are symmetrically distributed left and right are fixedly connected, the top ends of the two support rods are fixedly connected with a top plate.

Preferably, the steering mechanism comprises a first rolling bearing fixedly connected with the inner wall of the groove in the base, a supporting block is fixedly connected with the inner wall of the first rolling bearing, and the upper surface of the supporting block is fixedly connected with the lower surface of the first U-shaped plate.

Preferably, elevating system includes the threaded rod with first U-shaped board upper surface fixed connection, the pole wall threaded connection of threaded rod has a screw thread section of thick bamboo, the fixed second antifriction bearing that has cup jointed of top outer wall of screw thread section of thick bamboo, the upper surface of second antifriction bearing and the lower fixed surface of second U-shaped board are connected.

Preferably, buffer gear includes the telescopic link with base lower surface fixed connection, the bottom fixedly connected with connecting block of telescopic link, the lower surface of connecting block and the top fixed connection of universal wheel, buffer spring has been cup jointed in the pole wall activity of telescopic link, buffer spring's both ends respectively with the lower surface of base and the last fixed surface of connecting block be connected.

Preferably, the outer wall of the threaded cylinder is fixedly sleeved with a turntable, and the upper surface of the turntable is uniformly and fixedly connected with a handle.

Preferably, the upper surface of the first U-shaped plate is fixedly connected with a storage battery.

Compared with the prior art, the utility model provides a presentation device for building engineering cost teaching possesses following beneficial effect:

the demonstration device for the building engineering cost teaching is provided with the integrated computer, the threaded cylinder, the universal wheel and the second U-shaped plate, when the building engineering cost demonstration teaching is carried out on a building engineering cost teaching classroom, the device is firstly moved to the optimal position in a classroom through the universal wheel, meanwhile, the damage to the integrated computer caused by bumping in the moving process is avoided through the buffer mechanism, the safety of the integrated computer is ensured, then the integrated computer is started, relevant teaching materials are transmitted into the integrated computer through the U disk, then the integrated computer is adjusted to the optimal height through the handle, the rotary disk and the lifting mechanism, finally, a teacher shows and counts drawings and quotation cost through relevant teaching software in the integrated computer, the teacher does not need to draw and calculate on the blackboard, and the time and labor are saved, and can be convenient for the mr to explain the relevant detail part of drawing to and make the integral type computer show to the classmate in different position through steering mechanism, and can demonstrate in the teaching of the different positions in classroom through the universal wheel, ensure that every classmate can know relevant quotation knowledge, this structure can effectively improve building engineering cost teaching classroom teaching efficiency and quality, and is easy and simple to handle, labour saving and time saving has reduced mr's working strength.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can effectively improve building engineering cost teaching classroom teaching efficiency and quality, easy and simple to handle, labour saving and time saving has reduced mr's working strength.

Drawings

Fig. 1 is a schematic structural view of a demonstration apparatus for construction cost teaching according to the present invention;

FIG. 2 is a schematic structural view of a part A of a demonstration apparatus for construction cost teaching according to the present invention;

fig. 3 is the utility model provides a schematic structure diagram of demonstration device B part for building engineering cost teaching.

In the figure: the device comprises a base 1, a steering mechanism 2, a first rolling bearing 21, a supporting block 22, a first U-shaped plate 3, a lifting mechanism 4, a threaded rod 41, a threaded cylinder 42, a second rolling bearing 43, a second U-shaped plate 5, an integrated computer 6, a sliding chute 7, a buffer mechanism 8, an expansion rod 81, a connecting block 82, a buffer spring 83, a universal wheel 9, a supporting rod 10, a top plate 11, a rotating disc 12, a handle 13 and a storage battery 14.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a demonstration device for construction cost teaching comprises a base 1, a groove is formed on the upper surface of the base 1, a steering mechanism 2 is fixedly connected to the groove wall of the groove, a first U-shaped plate 3 is fixedly connected to the top end of the steering mechanism 2, a lifting mechanism 4 is fixedly connected to the upper surface of the first U-shaped plate 3, a second U-shaped plate 5 is fixedly connected to the top end of the lifting mechanism 4, an integrated computer 6 is fixedly connected to the inner wall of the second U-shaped plate 5, relevant construction quotation teaching relevant software is installed in the integrated computer 6, the outer wall of the second U-shaped plate 5 is slidably connected with the inner wall of the first U-shaped plate 3 through a sliding block, a sliding groove 7 matched with the sliding block is formed in the inner wall of the first U-shaped plate 3, a buffer mechanism 8 is fixedly connected to the four corners of the lower surface of the base, the upper surface fixed connection of first U-shaped plate 3 has two bilateral symmetry's the bracing piece 10 that distributes, and the top fixedly connected with roof 11 of two bracing pieces 10, roof 11 can prevent that the object that drops in the air from damaging integral type computer 6.

Steering mechanism 2 includes first antifriction bearing 21 with base 1 upper groove inner wall fixed connection, first antifriction bearing 21's inner wall fixedly connected with supporting shoe 22, the upper surface of supporting shoe 22 and the lower fixed surface of first U-shaped board 3 are connected, can make integral type computer 6 show to the classmate in different positions through first antifriction bearing 21 and supporting shoe 22, and can demonstrate in the teaching of the different positions in classroom through universal wheel 9, guarantee every classmate can know relevant quotation knowledge.

The lifting mechanism 4 comprises a threaded rod 41 fixedly connected with the upper surface of the first U-shaped plate 3, a threaded cylinder 42 is in threaded connection with the rod wall of the threaded rod 41, a second rolling bearing 43 is fixedly sleeved on the outer wall of the top end of the threaded cylinder 42, the upper surface of the second rolling bearing 43 is fixedly connected with the lower surface of the second U-shaped plate 5, the threaded cylinder 42 is driven to rotate by the handle 13 and the turntable 12, the threaded cylinder 42 enables the second U-shaped plate 5 to move on the first U-shaped plate 3, and then the integrated computer 6 is adjusted to the optimal height.

Buffer gear 8 includes the telescopic link 81 with base 1 lower fixed surface is connected, the bottom fixedly connected with connecting block 82 of telescopic link 81, the lower surface of connecting block 82 and the top fixed connection of universal wheel 9, buffer spring 83 has been cup jointed in the pole wall activity of telescopic link 81, buffer spring 83's both ends respectively with base 1's lower surface and connecting block 82's upper surface fixed surface be connected, cushioning effect through buffer spring 83, prevent to remove the in-process and jolt and damage integral type computer 6, guarantee integral type computer 6's safety.

The outer wall of the threaded cylinder 42 is fixedly sleeved with the rotary table 12, the upper surface of the rotary table 12 is uniformly and fixedly connected with a handle 13, and the threaded cylinder 42 is driven to rotate conveniently through the handle 13 and the rotary table 12.

The storage battery 14 is fixedly connected to the upper surface of the first U-shaped plate 3, the all-in-one computer 6 is electrically connected to the storage battery 14 through the control switch, and the power supply amount can be supported during operation, and this electrical connection is the prior art, and the all-in-one computer 6 can perform touch screen control according to the prior art, and does not need an input device, and the prior art belongs to the technical means commonly used by persons in the field, and therefore, the description is omitted.

In the utility model, when the construction cost demonstration teaching is carried out in the construction cost teaching classroom, the device is firstly moved to the best classroom position through the universal wheel 9, meanwhile, the damage to the integrated computer 6 caused by jolting in the moving process is prevented through the buffer action of the buffer spring 83, the safety of the integrated computer 6 is ensured, then the integrated computer 6 is started, the related teaching materials are transmitted into the integrated computer 6 through the U disk, the threaded cylinder 42 is driven to rotate through the handle 13 and the turntable 12, the threaded cylinder 42 enables the second U-shaped plate 5 to move on the first U-shaped plate 3, the integrated computer 6 is further adjusted to the best height, finally, a teacher shows and counts the drawing and the quotation cost through the related teaching software in the integrated computer 6, and the teacher does not need to draw and calculate on the blackboard, labour saving and time saving, and can be convenient for the mr to explain the relevant detail part of drawing, and can make integral type computer 6 show to the classmate in different position through first antifriction bearing 21 and supporting shoe 22, and can demonstrate in the teaching of the different positions in classroom through universal wheel 9, guarantee every classmate can know relevant quotation knowledge, this structure can effectively improve building engineering cost teaching classroom teaching efficiency and quality, and is easy and simple to handle, and labour saving and time saving has reduced mr's working strength.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A demonstration device for construction cost teaching comprises a base (1) and is characterized in that a groove is formed in the upper surface of the base (1), a steering mechanism (2) is fixedly connected to the groove wall of the groove, a first U-shaped plate (3) is fixedly connected to the top end of the steering mechanism (2), a lifting mechanism (4) is fixedly connected to the upper surface of the first U-shaped plate (3), a second U-shaped plate (5) is fixedly connected to the top end of the lifting mechanism (4), an integrated computer (6) is fixedly connected to the inner wall of the second U-shaped plate (5), the outer wall of the second U-shaped plate (5) is slidably connected with the inner wall of the first U-shaped plate (3) through a sliding block, a sliding groove (7) matched with the sliding block is formed in the inner wall of the first U-shaped plate (3), and a buffer mechanism (8) is fixedly connected to the four corners of the lower surface of the base (, the bottom fixedly connected with universal wheel (9) of buffer gear (8), the last fixed surface of first U-shaped board (3) is connected with two bilateral symmetry's bracing piece (10), two the top fixedly connected with roof (11) of bracing piece (10).

2. The demonstration device for the construction cost teaching according to claim 1, wherein the steering mechanism (2) comprises a first rolling bearing (21) fixedly connected with the inner wall of the groove on the base (1), a supporting block (22) is fixedly connected with the inner wall of the first rolling bearing (21), and the upper surface of the supporting block (22) is fixedly connected with the lower surface of the first U-shaped plate (3).

3. The demonstration device for the building engineering cost teaching according to claim 1, wherein the lifting mechanism (4) comprises a threaded rod (41) fixedly connected with the upper surface of the first U-shaped plate (3), the rod wall of the threaded rod (41) is in threaded connection with a threaded cylinder (42), the outer wall of the top end of the threaded cylinder (42) is fixedly sleeved with a second rolling bearing (43), and the upper surface of the second rolling bearing (43) is fixedly connected with the lower surface of the second U-shaped plate (5).

4. The demonstration device for the building engineering cost teaching of claim 1, wherein the buffer mechanism (8) comprises a telescopic rod (81) fixedly connected with the lower surface of the base (1), a connecting block (82) is fixedly connected with the bottom end of the telescopic rod (81), the lower surface of the connecting block (82) is fixedly connected with the top end of the universal wheel (9), a buffer spring (83) is movably sleeved on the rod wall of the telescopic rod (81), and two ends of the buffer spring (83) are respectively fixedly connected with the lower surface of the base (1) and the upper surface of the connecting block (82).

5. A demonstration device for construction cost teaching according to claim 3, wherein the outer wall of the threaded cylinder (42) is fixedly sleeved with a turntable (12), and the upper surface of the turntable (12) is uniformly and fixedly connected with a handle (13).

6. A demonstration device for construction cost teaching according to claim 1, wherein an accumulator (14) is fixedly connected to the upper surface of the first U-shaped plate (3).