CN207134022U - A kind of centrifugal force experimental provision - Google Patents
A kind of centrifugal force experimental provision Download PDFInfo
- Publication number
- CN207134022U CN207134022U CN201720821345.2U CN201720821345U CN207134022U CN 207134022 U CN207134022 U CN 207134022U CN 201720821345 U CN201720821345 U CN 201720821345U CN 207134022 U CN207134022 U CN 207134022U
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- CN
- China
- Prior art keywords
- casing
- centrifugal force
- rotating shaft
- experimental provision
- force experimental
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- 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.)
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Abstract
The utility model discloses a kind of centrifugal force experimental provision, including base and the motor that is arranged on base；Rotating shaft is provided with the motor, bearing block is arranged in rotating shaft；The rotating shaft upper end is provided with the casing of an inner hollow, and the casing internal is fixed with installing plate, and the two side of the installing plate is respectively arranged with connecting plate, and governor motion passes through two connecting plate and casing, and is threadedly coupled with casing；The governor motion is made up of reel, knob lid, screw rod；Be provided with the installing plate can upper and lower displacement sliding block, the upper end of slide block is provided with the hook for connecting pressure sensor；Chassis sidewall positioned at governor motion lower end is provided with sleeve.The device have it is simple in construction, it is easy to operate, the relativeness between centrifugal force various parameters can be verified.
Description
Technical field
A kind of technical field of experiment equipment is the utility model is related to, specially a kind of centrifugal force experimental provision.
Background technology
Centrifugal force (centrifugal force) is a kind of fictitious force or inertia force, and it makes the object of rotation away from it
Pivot.Under usual linguistic context, centrifugal force is not the power of necessary being.Its effect is intended merely in rotating reference frame
（Non inertial reference frame）Under, Newton's laws of motion can still use.It is no inertia force under inertial reference system, non-used
Under property referential（Such as rotating reference frame）Inertia force is just needed, otherwise Newton's laws of motion can not use.In Newtonian mechanics,
Centrifugal force once be used to state two different concepts：The inertia force observed under a non inertial reference frame, and to
The reaction force of mental and physical efforts.Under Lagrangian mechanics, centrifugal force is used to describe the generalized force under some generalized coordinates sometimes.
In traditional centrifugation force demonstration apparatus, it can only see the demonstration ball of fixed weight in rotating shaft with certain roughly
Radius circles, and can not accurately calculate the size of the centrifugal force under the conditions of certain rotating speed, weight and radius, and its
Relativeness between various parameters.
Utility model content
The purpose of this utility model is to be directed to problem above, there is provided a kind of centrifugal force experimental provision, the device have structure
Simply, it is easy to operate, the relativeness between centrifugal force various parameters can be verified.
To realize object above, the technical solution adopted in the utility model is：A kind of centrifugal force experimental provision, including base
（1）And it is arranged on base（1）On motor（2）；The motor（2）On be provided with rotating shaft（6）, bearing block（3）Installed in rotating shaft
（6）On；The rotating shaft（6）Upper end is provided with the casing of an inner hollow（11）, the casing（11）Inside is fixed with installing plate
（14）, the installing plate（14）Two side be respectively arranged with connecting plate（17）, governor motion（8）Through two connecting plate
（17）And casing（11）, and and casing（11）Threaded connection；The governor motion（8）By reel（81）, knob lid（82）, spiral shell
Bar（83）Composition；The installing plate（14）On be provided with can upper and lower displacement sliding block（16）, the sliding block（16）Upper end is provided with
For connecting pressure sensor（7）Hook（15）；Positioned at governor motion（8）The casing of lower end（11）Side wall is provided with sleeve
（12）.
Further, the sliding block（16）On offer a centre bore（161）, around being buckled in reel（81）On demonstration rope
（9）Through centre bore（161）With being arranged on casing（11）Outside pouring weight（10）Connection.
Further, the sleeve（12）On be provided with multiple balancing weights（13）, balancing weight（13）With balancing weight（13）It
Between for threaded connection.
Further, the base（1）Pass through fastening bolt（4）It is provided with two grip blocks（5）, two grip blocks（5）Encircle
In rotating shaft（6）Outer wall, with rotating shaft（6）It is flexibly connected.
Further, described knob lid（82）On be provided with scale.
Further, described pouring weight（10）With balancing weight（13）For magnetic material.
The beneficial effects of the utility model：
1. the steadiness of axis of rotation can be increased by being provided with grip block, prevent rotating shaft from shaking.
Centrifugal force when 2. the utility model device can be by changing rotating speed, pouring weight or radius to calculate different parameters respectively
Size.
3. the utility model apparatus structure is simple, easy to operate, the process of this experimental implementation can be intuitively shown very much,
With higher promotional value.
Brief description of the drawings
Fig. 1 is the main structure diagram of the utility model device.
Fig. 2 is the partial enlargement structural representation at B in Fig. 1.
Fig. 3 is the partial enlargement structural representation at A in Fig. 1.
Label character is expressed as described in figure：1st, base；2nd, motor；3rd, bearing block；4th, fastening bolt；5th, grip block；6、
Rotating shaft；7th, pressure sensor；8th, governor motion；9th, demonstration rope；10th, pouring weight；11st, casing；12nd, sleeve；13rd, balancing weight；14th, pacify
Loading board；15th, link up with；16th, sliding block；17th, connecting plate；81st, reel；82nd, knob lid；83rd, screw rod；161st, centre bore.
Embodiment
In order that those skilled in the art more fully understand the technical solution of the utility model, below in conjunction with the accompanying drawings to this reality
Be described in detail with new, the description of this part be only it is exemplary and explanatory, should not be to the scope of protection of the utility model
There is any restriction effect.
As shown in Figure 1-Figure 3, concrete structure of the present utility model is：Including base 1 and the motor being arranged on base 12；
Rotating shaft 6 is provided with the motor 2, bearing block 3 is arranged in rotating shaft 6；The upper end of rotating shaft 6 is provided with the machine of an inner hollow
Shell 11, installing plate 14 is fixed with inside the casing 11, the two side of the installing plate 14 is respectively arranged with connecting plate 17, regulation
Mechanism 8 passes through two connecting plate 17 and casing 11, and is threadedly coupled with casing 11；The governor motion 8 is by reel 81, rotation
Button lid 82, screw rod 83 form；Be provided with the installing plate 14 can upper and lower displacement sliding block 16, the upper end of sliding block 16 is provided with
For connecting the hook 15 of pressure sensor 7；The side wall of casing 11 positioned at the lower end of governor motion 8 is provided with sleeve 12.
Preferably, a centre bore 161 is offered on the sliding block 16, in the demonstration rope 9 being buckled on reel 81 passes through
Heart hole 161 is connected with the pouring weight 10 being arranged on outside casing 11.
Preferably, multiple balancing weights 13 are provided with the sleeve 12, are connected between balancing weight 13 and balancing weight 13 for screw thread
Connect.
Preferably, the base 1 is provided with two grip blocks 5 by fastening bolt 4, and two grip blocks 5 are encircled outside rotating shaft 6
Wall, it is flexibly connected with rotating shaft 6.
Preferably, it is provided with scale on described knob lid 82.
Preferably, described pouring weight 10 and balancing weight 13 are magnetic material.
Preferably, demonstration rope 9 is fixed on through the centre bore 161 on balancing weight 13, sleeve 12 and casing 11 and sliding block 16
On reel 81.
The device is placed in horizontal table top by the utility model device first when being tested, and records required rotate
When rotating speed, pouring weight 10 quality and knob lid 82 on scale（The radius when scale represents to rotate）；Start variable-frequency motor
2, rotating shaft 6 drives pouring weight 10 to make centrifugal motion, and demonstration rope 9 makes sliding block 16 be moved down in installing plate 14, to pressure sensor 7
Apply pulling force, by display, record its numerical values recited；Drawn a conclusion by the experiment of multiple different parameters, its parameter change
For radius：Pass through turn knob lid 82；Weight：By adding balancing weight 13；Rotating speed：Motor variable-frequency speed-regulating.
It should be noted that herein, term " comprising ", "comprising" or its any other variant are intended to non-row
His property includes, so that process, method, article or equipment including a series of elements not only include those key elements, and
And also include the other element being not expressly set out, or also include for this process, method, article or equipment institute inherently
Key element.
Specific case used herein is set forth to principle of the present utility model and embodiment, above example
Illustrate that being only intended to help understands method and its core concept of the present utility model.Described above is only of the present utility model preferred
Embodiment, it is noted that due to the finiteness of literal expression, and unlimited concrete structure objectively be present, for this technology
For the those of ordinary skill in field, on the premise of the utility model principle is not departed from, some improvement, retouching can also be made
Or change, above-mentioned technical characteristic can also be combined by rights；These improve retouching, change or combination, or not
It is improved that the design of utility model and technical scheme are directly applied into other occasions, it is regarded as protection of the present utility model
Scope.
Claims (6)
1. a kind of centrifugal force experimental provision, including base（1）And it is arranged on base（1）On motor（2）；Characterized in that, institute
State motor（2）On be provided with rotating shaft（6）, bearing block（3）Installed in rotating shaft（6）On；The rotating shaft（6）Upper end is provided with inside one
Hollow casing（11）, the casing（11）Inside is fixed with installing plate（14）, the installing plate（14）Two side set respectively
It is equipped with connecting plate（17）, governor motion（8）Through two connecting plate（17）And casing（11）, and and casing（11）Screw thread connects
Connect；The governor motion（8）By reel（81）, knob lid（82）, screw rod（83）Composition；The installing plate（14）On be provided with
Can upper and lower displacement sliding block（16）, the sliding block（16）Upper end is provided with for connecting pressure sensor（7）Hook（15）；Position
In governor motion（8）The casing of lower end（11）Side wall is provided with sleeve（12）.
A kind of 2. centrifugal force experimental provision according to claim 1, it is characterised in that the sliding block（16）On offer one
Centre bore（161）, around being buckled in reel（81）On demonstration rope（9）Through centre bore（161）With being arranged on casing（11）It is outside
Pouring weight（10）Connection.
A kind of 3. centrifugal force experimental provision according to claim 1, it is characterised in that the sleeve（12）On be provided with it is more
Individual balancing weight（13）, balancing weight（13）With balancing weight（13）Between for threaded connection.
A kind of 4. centrifugal force experimental provision according to claim 1, it is characterised in that the base（1）By fastening spiral shell
Bolt（4）It is provided with two grip blocks（5）, two grip blocks（5）Encircle in rotating shaft（6）Outer wall, with rotating shaft（6）It is flexibly connected.
A kind of 5. centrifugal force experimental provision according to claim 1, it is characterised in that described knob lid（82）Upper setting
There is scale.
A kind of 6. centrifugal force experimental provision according to claim 3, it is characterised in that described pouring weight（10）With balancing weight
（13）For magnetic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720821345.2U CN207134022U (en) | 2017-07-08 | 2017-07-08 | A kind of centrifugal force experimental provision |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720821345.2U CN207134022U (en) | 2017-07-08 | 2017-07-08 | A kind of centrifugal force experimental provision |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207134022U true CN207134022U (en) | 2018-03-23 |
Family
ID=61634245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720821345.2U Expired - Fee Related CN207134022U (en) | 2017-07-08 | 2017-07-08 | A kind of centrifugal force experimental provision |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207134022U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109317236A (en) * | 2018-11-02 | 2019-02-12 | 西安工业大学 | A kind of multi-functional physical experiment table |
-
2017
- 2017-07-08 CN CN201720821345.2U patent/CN207134022U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109317236A (en) * | 2018-11-02 | 2019-02-12 | 西安工业大学 | A kind of multi-functional physical experiment table |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180323 Termination date: 20190708 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |