CN206258257U - A kind of experiment car - Google Patents

A kind of experiment car Download PDF

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Publication number
CN206258257U
CN206258257U CN201621318247.9U CN201621318247U CN206258257U CN 206258257 U CN206258257 U CN 206258257U CN 201621318247 U CN201621318247 U CN 201621318247U CN 206258257 U CN206258257 U CN 206258257U
Authority
CN
China
Prior art keywords
rod
car
gear
tooth bar
linkage
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201621318247.9U
Other languages
Chinese (zh)
Inventor
刘勋
Original Assignee
刘勋
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 刘勋 filed Critical 刘勋
Priority to CN201621318247.9U priority Critical patent/CN206258257U/en
Application granted granted Critical
Publication of CN206258257U publication Critical patent/CN206258257U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of experiment car, including a car body, wheel is provided with the bottom of car body, one gear is set in the middle part of car body, one linkage is set around gear, a drive rod is also set up between gear and linkage, one bumper is set in drive rod front end;Linkage includes first connecting rod, second connecting rod and third connecting rod, the first tooth bar is provided with the first connecting rod, the second tooth bar is provided with the drive rod, first tooth bar is intermeshed with second tooth bar with the gear, and the first connecting rod is parallel to each other with the drive rod, a sign board is additionally provided with the third connecting rod top.The beneficial effects of the utility model are:Drive rod, gear and linkage are with the addition of in car body, after being more clearly visible that car body collision barrier, the motion process of its internal objects improves the structure of experimental article, increased the interest of experiment.

Description

A kind of experiment car
Technical field
The utility model is related to a kind of labware, particularly a kind of experiment car.
Background technology
In Physical Experiment, drag weight through conventional dolly and complete a series of experiment, so as to help classmates according to experiment Phenomenon more fully understands corresponding rule.But experimental provision structure is single, lack interesting.
Utility model content
The purpose of this utility model is to overcome disadvantages described above, is proposed a kind of with linkage, interesting strong experiment Use car.
The utility model is to realize that its technical purpose is adopted the technical scheme that:A kind of experiment car, including a car body, Wheel is provided with the bottom of the car body, it is characterised in that:One gear is set in the middle part of the car body, is set around the gear A linkage is put, a drive rod is also set up between the gear and the linkage, set in the drive rod front end One bumper;The linkage includes first connecting rod, second connecting rod and third connecting rod, and the first connecting rod connects with the described 3rd Bar is vertical with the second connecting rod, and the first connecting rod is parallel with the third connecting rod;Set on the first connecting rod Have the first tooth bar, be provided with the second tooth bar on the drive rod, first tooth bar and second tooth bar with the gear It is intermeshed, and the first connecting rod is parallel to each other with the drive rod, and a mark is additionally provided with the third connecting rod top Board.
Preferably, the second connecting rod is connected in the car body by the way that rotating shaft is movable, the first connecting rod with it is described The movable connection of bearing pin is used between third connecting rod.
Preferably, the car body is made up of transparent plastic, and the sign board color is red.
The beneficial effects of the utility model are:Drive rod, gear and linkage are with the addition of in car body, can be become apparent from After car body collision barrier is seen on ground, the motion process of its internal objects improves the structure of experimental article, increased experiment It is interesting.
Brief description of the drawings
Fig. 1 is the utility model structural representation.
1, car body in figure;2nd, wheel;3rd, gear;4th, linkage;41st, first connecting rod;
42nd, second connecting rod;43rd, third connecting rod;411st, the first tooth bar;5th, drive rod;51st, the second tooth bar;6th, bumper bar;7、 Sign board;8th, rotating shaft;9th, bearing pin.
Specific embodiment
Embodiment is described further to the utility model below in conjunction with the accompanying drawings.
As shown in Figure 1:A kind of experiment car, including a car body 1, the car body is made up of transparent plastic, in the car body 1 Bottom be provided with wheel 2, at the middle part of the car body 1, one gear 3 is set, a linkage 4 is set around the gear 3, A drive rod 5 is also set up between the gear 3 and the linkage 4, one bumper 6 is set in the front end of the drive rod 5;Institute Stating linkage 4 includes first connecting rod 41, second connecting rod 42 and third connecting rod 43, the first connecting rod 41 and the third connecting rod 43 is vertical with the second connecting rod 42, and the first connecting rod 41 is parallel with the third connecting rod 43;Connect described first Bar 41 is provided with the first tooth bar 411, and the second tooth bar 51, first tooth bar 411 and described second are provided with the drive rod 5 Tooth bar 51 is intermeshed with the gear 3, and the first connecting rod 41 is parallel to each other with the drive rod 5, described The top of three connecting rod 43 is additionally provided with a sign board 7, and the color of the sign board 7 is red.
The second connecting rod 42 is connected in the car body 1 by the way that rotating shaft 8 is movable, the first connecting rod 41 and described the The movable connection of bearing pin 9 is used between three connecting rods 43.
Operation principle of the present utility model and the course of work are as follows:Car body 1 travels forward, when bumper 6 collides obstacle After thing, promote drive rod 5 to be moved rearwards by, promote the second tooth bar 51 on drive rod 5 to be moved rearwards by, so that drive gear 3 is suitable Hour hands are rotated, and while gear 3 is rotated, drive the first tooth bar 411 on first connecting rod 41 to move forward, and first connecting rod 41 passes through Bearing pin 9 drives second connecting rod 8 to rotate clockwise around the shaft, drives third connecting rod 43 to be moved rearwards by by bearing pin 9, now red mark Will board 7 follows third connecting rod 43 to be moved rearwards by together, such that it is able to be clearly observed after car body 1 collides barrier, car The moving direction of internal red marker board 7.

Claims (3)

1. a kind of experiment car, an including car body, wheel is provided with the bottom of the car body, it is characterised in that:In the car body Middle part sets a gear, and a linkage is set around the gear, is also set between the gear and the linkage A drive rod is put, one bumper is set in the drive rod front end;The linkage includes first connecting rod, second connecting rod and the Three connecting rods, the first connecting rod is vertical with the second connecting rod with the third connecting rod, and the first connecting rod with it is described Third connecting rod is parallel;The first tooth bar is provided with the first connecting rod, the second tooth bar, described first are provided with the drive rod Tooth bar is intermeshed with second tooth bar with the gear, and the first connecting rod is parallel to each other with the drive rod, A sign board is additionally provided with the third connecting rod top.
2. experiment car according to claim 1, it is characterised in that:The second connecting rod is connected to by the way that rotating shaft is movable In the car body, the movable connection of bearing pin is used between the first connecting rod and the third connecting rod.
3. experiment car according to claim 1, it is characterised in that:The car body is made up of transparent plastic, the mark Board color is red.
CN201621318247.9U 2016-12-04 2016-12-04 A kind of experiment car Expired - Fee Related CN206258257U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621318247.9U CN206258257U (en) 2016-12-04 2016-12-04 A kind of experiment car

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621318247.9U CN206258257U (en) 2016-12-04 2016-12-04 A kind of experiment car

Publications (1)

Publication Number Publication Date
CN206258257U true CN206258257U (en) 2017-06-16

Family

ID=59026654

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201621318247.9U Expired - Fee Related CN206258257U (en) 2016-12-04 2016-12-04 A kind of experiment car

Country Status (1)

Country Link
CN (1) CN206258257U (en)

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Legal Events

Date Code Title Description
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170616

Termination date: 20171204