Highway and bridge design application concatenation model
Technical Field
The utility model belongs to the technical field of models, and particularly relates to a splicing model for highway and bridge design application.
Background
The model is divided into a physical model, which is a physical form concept physical object having a volume and a weight, and a virtual model, which is a physical form and other effective expression formed by digital expression using electronic data. The solid model can be used for showing and explaining.
However, since the physical model is generally large, things on the physical model are generally fixed on the board and cannot be easily moved, and the installation and the disassembly are inconvenient, when explaining the physical model, the key places can be blocked by other models, so that people cannot carefully observe the physical model.
Disclosure of Invention
The utility model aims to provide a splicing model for highway and bridge design, which is used for solving the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a highway and bridge design are used concatenation model, includes shell and collapsible apron, the top of shell is provided with collapsible apron, the inside of shell is provided with a plurality of elevating gear, elevating gear is including the second connecting rod, the one end activity of second connecting rod is provided with the head rod, the inside of second connecting rod is provided with the motor, the screw rod is being connected to the motor, the inside recess of seting up of head rod is being connected to the one end of screw rod, the screw rod is provided with the separation blade at the inside one end of recess, the fixed plate is being connected to the one end that the second connecting rod was kept away from to the head rod, the top of fixed plate is provided with the model bottom plate, the top of fixed plate is provided with the locating piece of being connected with the notch of seting up inside the model bottom plate, the top of model bottom plate is provided with the model, the model is provided with the second magnetite at the one end of being close to the model bottom plate, the both ends of model all are provided with first magnetite.
Preferably, the foldable cover plate comprises a plurality of connecting plates, a plurality of idler wheels are arranged on two sides of each connecting plate, the idler wheels are connected with a sliding rail arranged inside the shell, a stop block is arranged on any side of the sliding rail, and a connecting movable plate is movably arranged at the bottom end of any side of each connecting plate.
Preferably, the cavity is seted up to the inside of shell, the top activity of cavity is provided with connects the fly leaf, the bottom of connecting the fly leaf is provided with the fixture block, the one end of fixture block is provided with the connection pull rod, the connection pull rod is provided with the spring on the outer wall towards the inside of shell, and has seted up the empty slot that supplies the connection pull rod activity in the inside of shell.
Preferably, a controller is arranged on the outer side of the shell, and a handle is arranged on the top end of the foldable cover plate.
Preferably, a plurality of supporting legs are arranged at four corners of the bottom end of the shell, and the supporting legs can be adjusted up and down.
The utility model has the technical effects and advantages that: the splicing model is used for the design of the highway and the bridge, the model can be lifted up and down through the second connecting rod and the first connecting rod in the lifting device, not only can the places needing to be emphasized be explained be lifted up independently, but also the whole part of the model can be lowered down, and dust is prevented from being fully distributed on the model when the model is idle through the cooperation of the folding cover plate; through the cooperation of second magnetite and model bottom plate, make things convenient for installer's installation and dismantlement to through the first magnetite that the model both sides set up, can carry out better fixed to the connection between a plurality of models.
The road and bridge design application splicing model has good practical value in the model through simple structural design.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the internal structure of the sliding rail and the cavity of the present utility model;
FIG. 3 is a schematic view of the internal structure of the present utility model;
FIG. 4 is a schematic view of the internal structure of the lifting device of the present utility model;
fig. 5 is a schematic view of a foldable cover plate according to the present utility model.
In the figure: 1 shell, 2 foldable cover plate, 3 controller, 4 handle, 5 elevating gear, 6 model, 7 first magnetite, 8 model bottom plate, 9 head rod, 10 fixed plate, 11 second connecting rod, 12 motor, 13 screw rod, 14 separation blade, 15 recess, 16 second magnetite, 17 locating piece, 18 slide rail, 19 fixture block, 20 connecting plate, 21 dog, 22 cavity, 23 spring, 24 connecting pull rod, 25 gyro wheel, 26 connecting movable plate.
Detailed Description
The present utility model will be described in detail with reference to the drawings in the embodiments of the present utility model, but the scope of the present utility model is not limited to the following embodiments, i.e. all simple equivalent changes and modifications made in the claims and the specification of the present utility model are included in the scope of the present utility model.
The splicing model for highway and bridge design shown in figures 1-5 comprises a shell 1 and a foldable cover plate 2, wherein the top end of the shell 1 is provided with the foldable cover plate 2, the inside of the shell 1 is provided with a plurality of lifting devices 5, each lifting device 5 comprises a second connecting rod 11, a first connecting rod 9 is movably arranged in each second connecting rod 11, a motor 12 is arranged in each second connecting rod 11, the motor 12 belongs to an alternating current motor in the prior art, the motor 12 is connected with a screw rod 13, one end of the screw rod 13 is connected with a groove 15 formed in the first connecting rod 9, the motor 12 drives the screw rod 13 to drive the first connecting rod 9 to move up and down, one end of the screw rod 13 in the groove 15 is provided with a baffle 14, the separation blade 14 can prevent that the head rod 9 from breaking away from the second connecting rod 11, the fixed plate 10 is being connected to the one end that the head rod 9 kept away from the second connecting rod 11, the top of fixed plate 10 is provided with model bottom plate 8, the top of fixed plate 10 is provided with the locating piece 17 of being connected with the notch that the model bottom plate 8 is inside to be seted up, the top of model bottom plate 8 is provided with model 6, model 6 is provided with second magnetite 16 in the one end that is close to model bottom plate 8, and second magnetite 16 can adsorb on model bottom plate 8, conveniently installs and dismantle, the both ends of model 6 all are provided with first magnetite 7, and first magnetite 7 can carry out better stability to the connection between a plurality of models 6.
Specifically, the foldable cover plate 2 includes a plurality of connecting plates 20, a plurality of rollers 25 are disposed on two sides of the connecting plates 20, the rollers 25 are connected with a sliding rail 18 disposed inside the housing 1, the foldable cover plate 2 is folded and stretched by matching the rollers 25 with the sliding rail 18, a stop block 21 is disposed on any side of the sliding rail 18, and a connecting movable plate 26 is movably disposed at the bottom end of any side of the connecting plates 20.
Specifically, cavity 22 has been seted up to the inside of shell 1, the top activity of cavity 22 is provided with connects fly leaf 26, the bottom of connecting fly leaf 26 is provided with fixture block 19, the one end of fixture block 19 is provided with connection pull rod 24, connection pull rod 24 is provided with spring 23 on the outer wall towards the inside of shell 1, and has seted up the empty slot that supplies connection pull rod 24 activity in the inside of shell 1, drives fixture block 19 and breaks away from connection fly leaf 26 through pulling connection pull rod 24, makes connection fly leaf 26 can descend in the inside of cavity 22.
Specifically, a controller 3 is disposed on the outer side of the housing 1, the controller 3 can control the lifting device 5 to ascend and descend, and can respectively control a plurality of lifting devices or a single lifting device, and a handle 4 is disposed on the top end of the foldable cover plate 2.
Specifically, a plurality of supporting legs are arranged at four corners of the bottom end of the shell 1, and the supporting legs can be adjusted up and down.
Working principle: when the road and bridge design application splicing model is used, the foldable cover plate 2 is pushed by the handle 4, the foldable cover plate 2 is movably folded on the connecting movable plate 26 through the rollers 25 arranged on two sides on the sliding rail 18, the connecting pull rod 24 is pulled to drive the clamping block 19 to be separated from the connecting movable plate 26, the folded foldable cover plate 2 is pushed from the upper part, the foldable cover plate 2 and the connecting movable plate 26 enter the cavity 22 formed in the shell 1, the motor 12 in the second connecting rod 11 is activated by the controller 3, the motor 12 drives the screw 13, the screw 13 drives the first connecting rod 9 to move up and down through the threads arranged on the first connecting rod 9, the top end of the first connecting rod 9 is connected with the fixed plate 10, the locating piece 17 that sets up on the fixed plate 10 is fixed through being connected with the notch that the model bottom plate 8 bottom set up, the model bottom plate 8 top is provided with model 6, the junction of model 6 with model bottom plate 8 is provided with second magnetite 16, make things convenient for model 6 to break away from and adsorb the installation from the top of model bottom plate 8, the both sides of model 6 all are provided with first magnetite 7, first magnetite 7 can let the connection between a plurality of models 6 more stable, when wanting to explain individual model 6, accessible controller 3 activates solitary elevating gear 5 and drives model 6 and rise, when head rod 9 rises to the certain position, can be blocked by the separation blade 14 that screw rod 13 is connected at the inside one end of recess 15, prevent head rod 9 break away from second connecting rod 11. After the display, the model 6 is lowered to the inside of the shell 1, the foldable cover plate 2 is pulled up from the cavity 22, the clamping blocks 19 are automatically clamped at the bottom ends of the connecting movable plates 26 under the action of the springs 23, so that the connecting movable plates cannot fall off, the foldable cover plate 2 is pulled to cover the top end of the shell 1, and dust can be prevented from being fully distributed on the model 6 during idle.
Finally, it should be noted that: the foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.