CN206780213U - Counterweight clamping apparatus during a kind of natural sciences Physical Experiment - Google Patents
Counterweight clamping apparatus during a kind of natural sciences Physical Experiment Download PDFInfo
- Publication number
- CN206780213U CN206780213U CN201720568629.5U CN201720568629U CN206780213U CN 206780213 U CN206780213 U CN 206780213U CN 201720568629 U CN201720568629 U CN 201720568629U CN 206780213 U CN206780213 U CN 206780213U
- Authority
- CN
- China
- Prior art keywords
- tweezer
- tweezer bar
- clamping part
- counterweight
- collar
- 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
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Abstract
Counterweight clamping apparatus when the utility model provides a kind of natural sciences Physical Experiment, belong to Physical Experiment field.Including a pair of base tweezer bars, base tweezer bar is made up of the binding part being rectangle and clamping part being mutually inclined to set, the lower end of clamping part and one end of binding part are integrated, inside clamping part be cavity and upper end end is opening, secondary tweezer bar is fixed with the upper end of the clamping part of two base tweezer bars, the lower end of secondary tweezer bar is located in the upper end of clamping part and is connected with clamping part inwall, the upper end of secondary tweezer bar passes clamping part upper end, secondary tweezer bar upper end lateral surface is fixed with several and sets the collar in annular and that internal diameter gradually decreases along secondary tweezer pole length direction, the outer wall of the collar is connected on secondary tweezer bar upper end lateral surface, running-on is offered on the collar, secondary tweezer bar upper end medial surface offers several and sets bayonet socket in hollow hemispheric and that internal diameter gradually decreases along secondary tweezer pole length direction.This clamping apparatus service life is long and strengthens the protection to counterweight.
Description
Technical field
The utility model belongs to Physical Experiment field, counterweight clamping apparatus when being related to a kind of natural sciences Physical Experiment.
Background technology
In physics experiments of high school, counterweight is very conventional standard weights measurer, and material weight is weighed although simply playing
The small utensil of amount, but there are many strict regulations using upper, cause to there are problems that during the use of counterweight,
It can not directly be held with hand when clamping counterweight first, typically be clamped using nonmetallic tweezers, such as wooden tweezer and plasticity
Tweezer, although the tweezers of above two material can prevent counterweight to be scratched, the tweezers service life of two kinds of materials is short, and two
Fracture, which often occurs, for the bonding place of tweezer bar causes to damage, and secondly current method of clamping is that traditional method of clamping is pressed from both sides
Hold, and current conventional counterweight species is two kinds, the first has the connecting portion in cylinder for counterweight upper end, connecting portion
Upper end is spherical in shape, and second is equally to have connecting portion on counterweight, and the upper end of connecting portion is in disk form.Either any counterweight
Structure, clamped by traditional method of clamping, be respectively provided with particularly with the big counterweight of weight counterweight is dropped damage can
Energy.
The content of the invention
The purpose of this utility model is to be directed to the above-mentioned problems in the prior art, there is provided a kind of natural sciences Physical Experiment
When counterweight clamping apparatus, counterweight clamping apparatus service life is long during the natural sciences Physical Experiment and strengthens the protection to counterweight, solves mesh
Preceding counterweight clamping forceps short life, the problems such as counterweight easily drops during clamping.
The purpose of this utility model can be realized by following technical proposal：Counterweight grips during a kind of natural sciences Physical Experiment
Device, it is characterised in that：The clamping apparatus include a pair by base tweezer bar made of metal material, and the base tweezer bar is by being mutually in incline
The binding part being rectangle and clamping part tiltedly set is formed, and one end of the lower end of the clamping part and the binding part is one
Body, the one side of the binding part of two base tweezer bars mutually bond, and are cavity inside the clamping part and upper end end is opening, two base tweezers
The secondary tweezer bar made of timber or plastic material being rectangle, the secondary tweezer bar are fixed with the upper end of the clamping part of bar
Lower end be located in the upper end of the clamping part and be connected with the clamping part inwall, the upper end of the secondary tweezer bar passes the folder
Hold portion upper end, the secondary tweezer bar upper end lateral surface be fixed with several along the secondary tweezer pole length direction set it is in annular and
The collar that internal diameter gradually decreases, the outer wall of the collar are connected on the secondary tweezer bar upper end lateral surface, opened up on the collar
There is running-on, the secondary tweezer bar upper end medial surface offers several and set along the secondary tweezer pole length direction in hollow hemispheric
And the bayonet socket that internal diameter gradually decreases.
During a kind of above-mentioned natural sciences Physical Experiment in counterweight clamping apparatus, the axis direction of the collar is perpendicular to the secondary tweezer
The long side of bar.
During a kind of above-mentioned natural sciences Physical Experiment in counterweight clamping apparatus, along the secondary tweezer on the lower end side of the secondary tweezer bar
Pole length direction offers several screwed holes one, and several and screwed hole one are offered on the clamping part side of the base tweezer bar
Corresponding screwed hole two.
During a kind of above-mentioned natural sciences Physical Experiment in counterweight clamping apparatus, the maximum inner diameter of the collar is 6mm, minimum diameter
For 2mm, the maximum inner diameter of the bayonet socket is 6mm, minimum diameter 2mm.
During a kind of above-mentioned natural sciences Physical Experiment in counterweight clamping apparatus, the secondary tweezer bar and the collar are made by poplar, institute
Base tweezer bar is stated to be made up of stainless steel material.
Prior art is compared, and counterweight gripping utensil has the advantage that during the Physical Experiment of this natural sciences：
1st, counterweight clamping apparatus service life is grown during the Physical Experiment of this natural sciences, and bonding part is not easy to break.
2nd, counterweight clamping apparatus can realize the gripping to two kinds of counterweights and will not scratch counterweight during the Physical Experiment of this natural sciences.
Brief description of the drawings
The structure sectional view of counterweight clamping apparatus when Fig. 1 is the Physical Experiment of this natural sciences.
When Fig. 2 is the Physical Experiment of this natural sciences in counterweight clamping apparatus base tweezer bar structural representation.
In figure, 1, base tweezer bar；1a, binding part；1b, clamping part；1c, screwed hole two；2nd, secondary tweezer bar；2a, bayonet socket；2b, spiral shell
Pit one；3rd, the collar；3a, running-on.
Embodiment
As depicted in figs. 1 and 2, counterweight clamping apparatus include a pair by base made of metal material during the Physical Experiment of this natural sciences
Tweezer bar 1, base tweezer bar 1 are made up of the binding part 1a being rectangle and clamping part 1b being mutually inclined to set, clamping part 1b's
Lower end and binding part 1a one end are integrated, and the binding part 1a of two base tweezer bars 1 one side mutually bonds, and are sky inside clamping part 1b
Chamber and upper end end are opening, be fixed with the clamping part 1b of two base tweezer bars 1 upper end be rectangle by timber or modeling
Expect secondary tweezer bar 2 made of material, the lower end of secondary tweezer bar 2 is located in clamping part 1b upper end and is connected with clamping part 1b inwalls, secondary
The upper end of tweezer bar 2 passes clamping part 1b upper ends, and the secondary upper end lateral surface of tweezer bar 2 is fixed with several and set along the secondary length direction of tweezer bar 2
The collar 3 in annular and that internal diameter gradually decreases is put, the outer wall of the collar 3 is connected on the secondary upper end lateral surface of tweezer bar 2, the collar 3
On offer running-on 3a, it is in hollow hemispheric that the secondary upper end medial surface of tweezer bar 2, which offers several and set along the secondary length direction of tweezer bar 2,
And bayonet socket 2a that internal diameter gradually decreases.This clamping apparatus uses as follows：The fixed form of the collar 3 and secondary tweezer bar 2 is glue bonding.
The picked up counterweight of this clamping apparatus is involved in background technology two kinds, is selected when gripping the first counterweight according to counterweight size
Suitable bayonet socket 2a, makes the upper end bulb of the counterweight be clamped in two bayonet socket 2a.Bayonet socket 2a is corresponded to two-by-two.Specially hand-held two bases
Tweezer bar 1, both hands, which refer to, to be acted on the lower end of secondary tweezer bar 2 and clamps secondary tweezer bar 2.When gripping second of counterweight, according to counterweight size
The suitable collar 3 is selected, is inserted in by running-on 3a on the connecting portion of the counterweight, it is spacing by the round plate progress of upper end, so as to
Counterweight can easily be lifted, the clamping of the corresponding two kinds of counterweights of two ways.This clamping apparatus combines the base of metal material
Secondary tweezer bar 2 made of tweezer bar 1 and timber or plastic material, service life is long and will not damage counterweight, smart structural design.Base
Tweezer bar 1 is identical with the construction of existing ordinary tweezers, and binding part 1a connected mode is identical, and difference is in clamping part 1b
Portion is that cavity is used to install secondary tweezer bar 2.
Long side of the axis direction of the collar 3 perpendicular to secondary tweezer bar 2.Facilitate clamping apparatus position adjustments during clamping.Secondary tweezer bar 2
Lower end side on along the secondary length direction of tweezer bar 2 offer several screwed holes one 2b, opened on the clamping part 1b sides of base tweezer bar 1
Provided with several screwed hole two 1cs corresponding with the 2b of screwed hole one.Realized by screw between the 2b of screwed hole one and the 1c of screwed hole two
Be connected.The maximum inner diameter of the collar 3 is 6mm, and minimum diameter 2mm, bayonet socket 2a maximum inner diameter is 6mm, minimum diameter
For 2mm.It can be processed in actual production according to actual conditions.Secondary tweezer bar 2 and the collar 3 are made by poplar, and base tweezer bar 1 is not by
Rust Steel material is made.Poplar is cheap, and stability is strong.
NM detailed structure in present specification, specific part dimension and principle be existing known general knowledge or
What those skilled in the art can be derived that by simple selection, do not repeat.
Specific embodiment described herein is only to the utility model spirit explanation for example.The utility model institute
Category those skilled in the art can make various modifications or supplement to described specific embodiment or using similar
Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Claims (5)
- A kind of 1. counterweight clamping apparatus during natural sciences Physical Experiment, it is characterised in that：The clamping apparatus include a pair by metal material Manufactured base tweezer bar, the base tweezer bar is made up of the binding part being rectangle and clamping part being mutually inclined to set, described The lower end of clamping part and one end of the binding part are integrated, and the one side of the binding part of two base tweezer bars mutually bonds, the clamping Be cavity inside portion and upper end end is opening, be fixed with the upper end of the clamping part of two base tweezer bars be rectangle by timber Or secondary tweezer bar made of plastic material, the lower end of the secondary tweezer bar be located in the upper end of the clamping part and with the clamping part Wall is connected, and the upper end of the secondary tweezer bar passes the clamping part upper end, and the secondary tweezer bar upper end lateral surface is fixed with several edges The secondary tweezer pole length direction sets the collar in annular and that internal diameter gradually decreases, and the outer wall of the collar is connected in described On secondary tweezer bar upper end lateral surface, running-on is offered on the collar, the secondary tweezer bar upper end medial surface offers several along institute State secondary tweezer pole length direction and bayonet socket in hollow hemispheric and that internal diameter gradually decreases is set.
- 2. counterweight clamping apparatus during a kind of natural sciences Physical Experiment according to claim 1, it is characterised in that the axle of the collar Long side of the line direction perpendicular to the secondary tweezer bar.
- 3. counterweight clamping apparatus during a kind of natural sciences Physical Experiment according to claim 1 or 2, it is characterised in that the secondary tweezer On the lower end side of bar several screwed holes one, the clamping part side of the base tweezer bar are offered along the secondary tweezer pole length direction On offer several screwed holes two corresponding with screwed hole one.
- 4. counterweight clamping apparatus during a kind of natural sciences Physical Experiment according to claim 1 or 2, it is characterised in that the collar Maximum inner diameter be 6mm, minimum diameter 2mm, the maximum inner diameter of the bayonet socket is 6mm, minimum diameter 2mm.
- 5. counterweight clamping apparatus during a kind of natural sciences Physical Experiment according to claim 1 or 2, it is characterised in that the secondary tweezer Bar and the collar are made by poplar, and the base tweezer bar is made up of stainless steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720568629.5U CN206780213U (en) | 2017-05-20 | 2017-05-20 | Counterweight clamping apparatus during a kind of natural sciences Physical Experiment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720568629.5U CN206780213U (en) | 2017-05-20 | 2017-05-20 | Counterweight clamping apparatus during a kind of natural sciences Physical Experiment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206780213U true CN206780213U (en) | 2017-12-22 |
Family
ID=60711659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720568629.5U Expired - Fee Related CN206780213U (en) | 2017-05-20 | 2017-05-20 | Counterweight clamping apparatus during a kind of natural sciences Physical Experiment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206780213U (en) |
-
2017
- 2017-05-20 CN CN201720568629.5U patent/CN206780213U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171222 Termination date: 20180520 |