CN204241333U - A kind of material specific weight determine instrument - Google Patents
A kind of material specific weight determine instrument Download PDFInfo
- Publication number
- CN204241333U CN204241333U CN201420696074.9U CN201420696074U CN204241333U CN 204241333 U CN204241333 U CN 204241333U CN 201420696074 U CN201420696074 U CN 201420696074U CN 204241333 U CN204241333 U CN 204241333U
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- CN
- China
- Prior art keywords
- glove mechanism
- water
- testing jig
- glove
- electronic balance
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Abstract
The utility model discloses a kind of material specific weight determine instrument, comprise electronic balance, vessel base, water receptacle and testing jig mechanism; Described vessel base is installed on the non-weighing platform on electronic balance, and described water receptacle is placed on this vessel base; Described material testing apparatus comprises testing jig, the first glove mechanism and the second glove mechanism, the lower end of described testing jig is installed on the weighing platform on electronic balance, the upper end of described testing jig and the sidepiece of the first glove mechanism are fixedly connected, and described second glove mechanism is fixedly installed in the lower end of the first glove mechanism; Described second glove mechanism puts in the water in water receptacle, and does not contact the chamber wall of water receptacle, and the second glove mechanism has overhead gage and lower baffle plate; Described first glove mechanism is used for weighing to the detected materials being arranged in air, and described second glove mechanism is used for weighing to the detected materials be in water.The utility model directly can measure the proportion material larger and less than water than water.
Description
Technical field
The utility model relates to a kind of material specific weight determine instrument.
Background technology
Proportion, also claims relative density, and the proportion of solid and liquid is the ratio of the density of this material (complete dense state) and the density under standard atmospheric pressure pure water.In the prior art, the proportion of solid and fluent material is tested by specific gravity balance, and the test philosophy of specific gravity balance is all the weighing utilizing electronic balance, by Archimedes principle, adds the computing of in house software, can complete the measurement of material proportion.Because the proportion proportion at normal temperatures and pressures of water is 1, the proportion of therefore all materials can be calculated by corresponding formula easily by the proportion of water, specific gravity balance is all using water as medium to realize the gravity test of material at present, but, in the prior art, existing specific gravity balance is all measure the proportion material larger than water, namely material can be immersed in the material in water naturally, and the proportion material less than water is owing to can not naturally be immersed in water, often emerge a part, so be difficult to realize directly measuring its proportion.
Utility model content
The technical problems to be solved in the utility model is for above-mentioned the deficiencies in the prior art, provides a kind of material specific weight determine instrument that directly can measure the proportion material larger and less than water than water.
For solving the problems of the technologies described above, the technical solution of the utility model is: a kind of material specific weight determine instrument, comprises electronic balance, vessel base, water receptacle and testing jig mechanism; Described vessel base is installed on the non-weighing platform on electronic balance, and described water receptacle is placed on this vessel base; Described material testing apparatus comprises testing jig, the first glove mechanism and the second glove mechanism, the lower end of described testing jig is installed on the weighing platform on electronic balance, the upper end of described testing jig and the sidepiece of the first glove mechanism are fixedly connected, and described second glove mechanism is fixedly installed in the lower end of the first glove mechanism; Described second glove mechanism puts in the water in water receptacle, and does not contact the chamber wall of water receptacle, and the second glove mechanism has overhead gage and lower baffle plate; Described first glove mechanism is used for weighing to the detected materials being arranged in air, and described second glove mechanism is used for weighing to the detected materials be in water.
As to further elaboration of the present utility model:
Described material specific weight determine instrument also comprises hurricane globe, and this hurricane globe covers on the non-weighing platform on electronic balance, and makes vessel base, water receptacle and testing jig mechanism be positioned at this hurricane globe.
Described testing jig comprises a testing jig base and two and supports side lever, on the weighing platform of described testing jig floor installation on electronic balance, the lower end of described two support side levers and testing jig base Joint, described two upper ends supporting side levers are connected with the sidepiece of the first glove mechanism.
Also fixed connecting rod is provided with between described first glove mechanism and the second glove mechanism.
Described second glove mechanism also comprises two side shields, and the upper end of described overhead gage and two side shields is affixed, and the lower end of described lower baffle plate and two side shields is affixed, and overhead gage, lower baffle plate and two side shields are respectively arranged with some limberss.
The beneficial effects of the utility model are: one, material testing apparatus of the present utility model are provided with the first glove mechanism and the second glove mechanism, thus can to weigh and the detected materials be in water is weighed to being arranged in the detected materials of air respectively; Two, because the second glove mechanism is provided with lower baffle plate and overhead gage, therefore, the large material of density ratio water can not only be prevented to be sunken to the bottom of water receptacle, and can prevent the little material of density ratio water from floating on the water surface of water receptacle, make the utility model directly can measure the proportion material larger and less than water than water.
Accompanying drawing explanation
Fig. 1 is one-piece construction schematic diagram of the present utility model.
Fig. 2 is the structural representation of the utility model first glove mechanism and the second glove mechanism.
In figure: 1. electronic balance; 11. non-weighing platforms; 12. display screens; 13. control knobs; 2. vessel base; 3. water receptacle; 4. testing jig mechanism; 41. testing jigs; 411. testing jig bases; 412. support side lever; 42. first glove mechanisms; 43. second glove mechanisms; 431. overhead gage; 432. lower baffle plate; 433. side shield; 44. fixed connecting rods; 5. hurricane globe.
Embodiment
Below in conjunction with accompanying drawing, structural principle of the present utility model and principle of work are described in further detail.
As depicted in figs. 1 and 2, the utility model is a kind of material specific weight determine instrument, is mainly used in unwetted Testing & Analysis of Solid Materials proportion.This material specific weight determine instrument comprises electronic balance 1, vessel base 2, water receptacle 3 and testing jig mechanism 4; Described vessel base 1 is installed on the non-weighing platform 11 on electronic balance 1, and described water receptacle 3 is placed on this vessel base 2; Described material testing apparatus 4 comprises testing jig 41, first glove mechanism 42 and the second glove mechanism 43, the lower end of described testing jig 41 is installed in the weighing platform (not shown) on electronic balance 1, the upper end of described testing jig 41 and the sidepiece of the first glove mechanism 42 are fixedly connected, and described second glove mechanism 43 is fixedly installed in the lower end of the first glove mechanism 41; Described second glove mechanism 43 puts in the water in water receptacle 3, and does not contact the chamber wall of water receptacle 3, and the second glove mechanism 43 has overhead gage 431 and lower baffle plate 432; Described first glove mechanism 42 is for weighing to the detected materials being arranged in air, and described second glove mechanism 43 is for weighing to the detected materials be in water.Because the second glove mechanism 43 is provided with lower baffle plate 432 and overhead gage 431, therefore, the large material of density ratio water can not only be prevented to be sunken to the bottom of water receptacle 3, and can prevent the little material of density ratio water from floating on the water surface of water receptacle 3, make this material specific weight determine instrument directly can measure the proportion material larger and less than water than water.
As shown in Figure 1, this material specific weight determine instrument also comprises hurricane globe 5, and this hurricane globe 5 covers on the non-weighing platform on electronic balance, and makes vessel base 2, water receptacle 3 and testing jig mechanism 4 be positioned at this hurricane globe 5.This hurricane globe 5 can prevent external air flow or external object from touching and affecting test.
As depicted in figs. 1 and 2, described testing jig comprises a testing jig base 411 and two and supports side lever 412, described testing jig base 411 is installed on the weighing platform on electronic balance 1, the lower end of described two support side levers 412 and testing jig base 411 Joint, described two upper ends supporting side levers 412 are connected with the sidepiece of the first glove mechanism 42.
As shown in Figure 2, fixed connecting rod 44 is also provided with between described first glove mechanism 42 and the second glove mechanism 43.Described second glove mechanism 43 also comprises two side shields 433, the upper end of described overhead gage 431 and two side shields 433 is affixed, the lower end of described lower baffle plate 432 and two side shields 433 is affixed, and overhead gage 431, lower baffle plate 432 and two side shields 433 are respectively arranged with some limberss 434, so that the rising of the second glove mechanism 43 or decline.
As shown in Figure 1, described electronic balance 1 front end is provided with display screen 12 and some control knobs 13.
Below by way of two embodiments, above-mentioned material specific weight determine instrument is described further:
Embodiment one, test the stone proportion that a density is greater than water: first stone is placed in the first glove mechanism, records its heavy 1.47N; Then stone is placed in the second glove mechanism, is sunken under stone on lower baffle plate, record its heavy 0.98N; Finally carry out process computing according to the system in electronic balance, show that stone density is 3.The concrete operation treatment step of electronic balance comprises: (1) calculates buoyancy: F
floating=G
stone-F=1.47N-0.98N=0.49N; (2) stone volume is calculated: V
stone=V
row=F
floating/ ρ
waterg=0.49N/ (1*10
3kg/m
3* 9.8N/Kg)=5*10
-5m
3; (3) stone density is calculated: ρ
water=m
stone/ V
stone=G
stone/ (g*V
stone)=1.47N/9.8N/Kg*5*10
-5m
3=3*10
3kg/m
3.
Embodiment two, test the specific foam weight that a density is less than water: first foam is placed in the first glove mechanism, records its heavy 0.2N; Then foam is placed in the second glove mechanism, foam floats and is resisted against on the downside of overhead gage, records its heavy-0.78N; Finally carry out process computing according to the system in electronic balance, show that foam density is 0.204.The concrete operation treatment step of electronic balance comprises: (1) calculates buoyancy: F
floating=G
foam-F=0.2N-(-0.78N)=0.98N; (2) foam volume: V is calculated
foam=V
row=F
floating/ ρ
waterg=0.98N/ (1*10
3kg/m
3* 9.8N/Kg)=1*10
-4m
3; (3) foam density: ρ is calculated
water=m
foam/ V
foam=G
foam/ (g*V
foam)=0.2N/(9.8N/Kg*1*10
-4m
3)=0.204*10
3kg/m
3.
The above is only the utility model better embodiment, every above embodiment is done according to the technical solution of the utility model any trickle amendment, equivalent variations and modification, all belong in the scope of technical solutions of the utility model.
Claims (5)
1. a material specific weight determine instrument, is characterized in that: comprise electronic balance, vessel base, water receptacle and testing jig mechanism; Described vessel base is installed on the non-weighing platform on electronic balance, and described water receptacle is placed on this vessel base; Described material testing apparatus comprises testing jig, the first glove mechanism and the second glove mechanism, the lower end of described testing jig is installed on the weighing platform on electronic balance, the upper end of described testing jig and the sidepiece of the first glove mechanism are fixedly connected, and described second glove mechanism is fixedly installed in the lower end of the first glove mechanism; Described second glove mechanism puts in the water in water receptacle, and does not contact the chamber wall of water receptacle, and the second glove mechanism has overhead gage and lower baffle plate; Described first glove mechanism is used for weighing to the detected materials being arranged in air, and described second glove mechanism is used for weighing to the detected materials be in water.
2. material specific weight determine instrument according to claim 1, is characterized in that: also comprise hurricane globe, and this hurricane globe covers on the non-weighing platform on electronic balance, and makes vessel base, water receptacle and testing jig mechanism be positioned at this hurricane globe.
3. material specific weight determine instrument according to claim 1, it is characterized in that: described testing jig comprises a testing jig base and two and supports side lever, on the weighing platform of described testing jig floor installation on electronic balance, the lower end of described two support side levers and testing jig base Joint, described two upper ends supporting side levers are connected with the sidepiece of the first glove mechanism.
4. material specific weight determine instrument according to claim 1, is characterized in that: be also provided with fixed connecting rod between described first glove mechanism and the second glove mechanism.
5. material specific weight determine instrument according to claim 1, it is characterized in that: described second glove mechanism also comprises two side shields, the upper end of described overhead gage and two side shields is affixed, the lower end of described lower baffle plate and two side shields is affixed, and overhead gage, lower baffle plate and two side shields are respectively arranged with some limberss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420696074.9U CN204241333U (en) | 2014-11-19 | 2014-11-19 | A kind of material specific weight determine instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420696074.9U CN204241333U (en) | 2014-11-19 | 2014-11-19 | A kind of material specific weight determine instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204241333U true CN204241333U (en) | 2015-04-01 |
Family
ID=52770814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420696074.9U Active CN204241333U (en) | 2014-11-19 | 2014-11-19 | A kind of material specific weight determine instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204241333U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106525638A (en) * | 2016-10-19 | 2017-03-22 | 盐城工学院 | Underwater weighing device and weighing method thereof |
| CN107941652A (en) * | 2017-11-02 | 2018-04-20 | 中国科学院山西煤炭化学研究所 | A kind of detection method and device of irregular shape nonporous solid density |
| CN110044769A (en) * | 2019-05-06 | 2019-07-23 | 中建材蚌埠玻璃工业设计研究院有限公司 | A kind of measurement method of hollow glass micropearl specific gravity |
| CN111721670A (en) * | 2020-05-28 | 2020-09-29 | 中国计量科学研究院 | Liquid density measuring device |
-
2014
- 2014-11-19 CN CN201420696074.9U patent/CN204241333U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106525638A (en) * | 2016-10-19 | 2017-03-22 | 盐城工学院 | Underwater weighing device and weighing method thereof |
| CN106525638B (en) * | 2016-10-19 | 2023-08-04 | 盐城工学院 | Aquatic weighing device and weighing method thereof |
| CN107941652A (en) * | 2017-11-02 | 2018-04-20 | 中国科学院山西煤炭化学研究所 | A kind of detection method and device of irregular shape nonporous solid density |
| CN110044769A (en) * | 2019-05-06 | 2019-07-23 | 中建材蚌埠玻璃工业设计研究院有限公司 | A kind of measurement method of hollow glass micropearl specific gravity |
| CN111721670A (en) * | 2020-05-28 | 2020-09-29 | 中国计量科学研究院 | Liquid density measuring device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |