CN111650086A - Device for measuring density of irregular object with density smaller than water - Google Patents
Device for measuring density of irregular object with density smaller than water Download PDFInfo
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- CN111650086A CN111650086A CN202010730463.9A CN202010730463A CN111650086A CN 111650086 A CN111650086 A CN 111650086A CN 202010730463 A CN202010730463 A CN 202010730463A CN 111650086 A CN111650086 A CN 111650086A
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- chamber
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N9/00—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity
- G01N9/02—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity by measuring weight of a known volume
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N9/00—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity
- G01N9/02—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity by measuring weight of a known volume
- G01N2009/022—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity by measuring weight of a known volume of solids
- G01N2009/026—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity by measuring weight of a known volume of solids the volume being determined by amount of fluid displaced
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
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- Pathology (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The invention discloses a device for measuring the density of an irregular object with the density less than that of water, which comprises a base arranged on the ground, wherein the right side of the upper surface of the base is fixedly connected with a side plate, a thread cavity is arranged in the left surface of the side plate, a motor is fixedly arranged on the bottom wall of the thread cavity, the upper end of the motor is in power connection with a thread shaft, the thread shaft is in threaded connection with a moving block which is in sliding connection with the thread cavity, the left side of the moving block is fixedly connected with a fixed block, a sliding cavity is arranged in the upper surface of the fixed block, a track cavity which is symmetrical in left and right positions is arranged in the left and right walls of the sliding cavity, a pressing block is in sliding connection with the track cavity, the measurement of the volume and the gravity of the object is realized by a drainage method and the buoyancy borne by the object is equal to the gravity of the, the measuring efficiency is high, and simple structure is worth promoting simultaneously.
Description
Technical Field
The invention relates to the technical field of measuring instruments, in particular to a device for measuring the density of an irregular object with the density smaller than that of water.
Background
In production and life, when physical properties such as density weight, volume, density and the like of an irregular object need to be measured, a simpler drainage method can be used for measuring the volume of the object with the density higher than that of water, while the conventional drainage method is relatively difficult to realize for the object with the density lower than that of water, and other methods can lead to complicated structure of a measuring device, complicated measuring steps and inconvenient measurement, and can only measure certain data such as the weight or the volume and the like, so that the measuring efficiency is low.
Disclosure of Invention
The object of the present invention is to provide a device for measuring the density of irregular objects having a density lower than that of water, which overcomes the above-mentioned drawbacks of the prior art.
The device for measuring the density of the irregular object with the density smaller than that of water comprises a base arranged on the ground, wherein a side plate is fixedly connected to the right side of the upper surface of the base, a threaded cavity is formed in the left surface of the side plate, a motor is fixedly arranged on the bottom wall of the threaded cavity, a threaded shaft is dynamically connected to the upper end of the motor, a moving block which is connected to the threaded cavity in a sliding mode is connected to the threaded shaft in a threaded mode, a fixed block is fixedly connected to the left side of the moving block, a sliding cavity is formed in the upper surface of the fixed block, track cavities which are symmetrical in left and right positions are formed in the left wall and the right wall of the sliding cavity, a pressing block is connected to the track cavities in a sliding mode, a first connecting rod is fixedly connected to the upper surface of the pressing block, a water inlet pipe for feeding water is fixedly connected to the right wall of, the downside of inlet tube is equipped with and is located the right side drain pipe in the wall of track chamber right side, it has and to plug up to run through on the drain pipe the inserted bar of drain pipe, the lower extreme fixedly connected with of inserted bar set firmly in third connecting rod on the curb plate, be equipped with on the inserted bar and be used for the switch-on the through-hole of drain pipe, the downside of briquetting be equipped with set firmly in the foundation on the base upper surface, be equipped with the water storage chamber in the upper surface of foundation, the object of awaiting measuring that floats on the surface of water has been placed in the water storage intracavity, the left side of foundation is equipped with in proper order from the right side to a left side and is used for transporting the discharged water once more extremely circulation mechanism in the water storage intracavity, be used for replenishing the loss moisture in order to guarantee the water replenishing mechanism that.
On the basis of the technical scheme, measuring mechanism is including being located left and fixed connection of foundation in the measurement piece of base, the inside of measuring the piece is equipped with the measurement chamber that is carved with numerical value on the chamber wall, measure the chamber with fixedly connected with connecting pipe between the water storage chamber, the restriction piece has set firmly on the upper surface of measurement piece, be equipped with in the left wall of measuring the chamber and run through the measurement piece with the slip chamber of restriction piece, the inside outlet pipe that is equipped with of left wall lower extreme in slip chamber, be equipped with in the downside in slip chamber and be used for plugging up the first slide bar of outlet pipe, the first spring of upside fixedly connected with of first slide bar, the upper end fixedly connected with sliding connection of first spring in the second slide bar in slip chamber, the right side fixedly connected with of second slide bar set firmly in dead lever on the fixed block.
On the basis of the technical scheme, circulation mechanism is including being located measure piece left side and fixed connection in circulation piece on the base upper surface, the right side of circulation piece is equipped with the circulation chamber in the surface, fixedly connected with electro-magnet on the roof in circulation chamber, the upper end fixedly connected with on the fast right side surface of circulation is used for control the extrusion switch of electro-magnet circular telegram and outage, it promotes the piece to circulate intracavity sliding connection, be equipped with the cavity in the upper surface of promotion piece, the diapire of cavity with fixedly connected with second spring between the electro-magnet, be equipped with the breach in the lower extreme of the right wall of cavity, be equipped with in the restriction piece and be located the sliding chamber rear side can with the interface channel of breach intercommunication, interface channel's right side be connected with set firmly in restriction piece right side on the surface return water pipe.
On the basis of the technical scheme, moisturizing mechanism is including being located the spring chamber in the left wall in circulation chamber, be equipped with spacing chamber in the diapire in spring chamber, spring intracavity sliding connection has the push pedal, the lower surface of push pedal with fixedly connected with third spring between the diapire in spring chamber, fixedly connected with sliding connection in on the lower surface of push pedal the gag lever post in spacing chamber, be equipped with the slip chamber in the roof in spacing chamber, slip intracavity sliding connection have fixed connection in the gauge block in the push pedal, be equipped with quantitative chamber in the gauge block, be equipped with respectively in the wall about the slip chamber can with the water inlet and the delivery port of quantitative chamber intercommunication, the right side of delivery port be connected with set firmly in extension pipe on the left wall in circulation chamber.
The invention has the beneficial effects that: the measurement of the volume and the gravity of the object is realized by the drainage method and the gravity of the object with the buoyancy equal to the drained water, the density of the object is calculated accurately, the operation such as specific use and reading is very simple and convenient, the measurement efficiency is high, and meanwhile, the structure is simple and the popularization is worth.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic diagram of the overall structure of an apparatus for measuring the density of an irregular object having a density less than that of water according to the present invention;
FIG. 2 is an enlarged view of the invention at A in FIG. 1;
FIG. 3 is a schematic view of the structure of FIG. 1 in the direction B-B according to the present invention.
Detailed Description
The invention will now be described in detail with reference to fig. 1-3, for the sake of convenience, the orientations described hereinafter being defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
Referring to fig. 1 to 3, a device for measuring the density of an irregular object with a density less than that of water according to an embodiment of the present invention includes a base 10 installed on the ground, a side plate 24 is fixedly connected to the right side of the upper surface of the base 10, a threaded cavity 31 is provided in the left surface of the side plate 24, a motor 29 is fixedly provided on the bottom wall of the threaded cavity 31, a threaded shaft 32 is dynamically connected to the upper end of the motor 29, a moving block 33 slidably connected to the threaded cavity 31 is threadedly connected to the threaded shaft 32, a fixed block 43 is fixedly connected to the left side of the moving block 33, a sliding cavity 39 is provided in the upper surface of the fixed block 43, a track cavity 42 symmetrical to the left and right is provided in the left and right wall of the sliding cavity 39, a pressing block 44 is slidably connected to the track cavity 42, a first connecting rod 38 is fixedly connected to the upper surface of the pressing block 44, a water inlet pipe 36 for water inlet, the right-hand member fixedly connected with of first connecting rod 38 is used for blockking up the second connecting rod 37 of inlet tube 36, the downside of inlet tube 36 is equipped with the drain pipe 35 that is located the right side in the right wall of track chamber 42, it can block up to run through on the drain pipe 35 the inserted bar 30 of drain pipe 35, the lower extreme fixedly connected with of inserted bar 30 set firmly in third connecting rod 28 on curb plate 24, be equipped with on the inserted bar 30 and be used for the switch-on through-hole 34 of drain pipe 35, the downside of briquetting 44 is equipped with the foundation 25 that sets firmly on the base 10 upper surface, be equipped with water storage chamber 26 in the upper surface of foundation 25, place the object 27 that awaits measuring that floats on the surface of water in the water storage chamber 26, the left side of foundation 25 is equipped with the measuring mechanism 801 that is used for measuring the volume of discharged water from right side to left side in proper order, is used for transporting discharged water back again, And the water replenishing mechanism 803 is used for replenishing lost water so as to ensure that the water level in the water storage cavity 26 is stable.
In addition, in one embodiment, the measuring mechanism 801 includes a measuring block 11 located at the left side of the bottom pillar 25 and fixedly connected to the base 10, a measuring cavity 19 with numerical values carved on the cavity wall is arranged inside the measuring block 11, a connecting pipe 21 is fixedly connected between the measuring cavity 19 and the water storage cavity 26, the upper surface of the measuring block 11 is fixedly provided with a limiting block 60, the left wall of the measuring cavity 19 is internally provided with a sliding cavity 18 which penetrates through the measuring block 11 and the limiting block 60, a water outlet pipe 17 is arranged in the lower end of the left wall of the sliding cavity 18, a first sliding rod 20 for blocking the water outlet pipe 17 is arranged in the lower side of the sliding cavity 18, a first spring 22 is fixedly connected to the upper side of the first slide bar 20, a second slide bar 46 slidably connected to the sliding chamber 18 is fixedly connected to the upper end of the first spring 22, the right side of the second sliding rod 46 is fixedly connected with a fixing rod 41 fixedly arranged on the fixing block 43.
In addition, in one embodiment, the circulation mechanism 802 includes a circulation block 23 located at the left side of the measurement block 11 and fixedly attached to the upper surface of the base 10, a circulation cavity 15 is arranged in the right surface of the circulation block 23, an electromagnet 47 is fixedly connected on the top wall of the circulation cavity 15, the upper end of the right surface of the circulating block 23 is fixedly connected with a squeezing switch 40 for controlling the electromagnet 47 to be powered on and off, a lifting block 13 is connected in the circulating cavity 15 in a sliding manner, a cavity 14 is arranged in the upper surface of the lifting block 13, a second spring 16 is fixedly connected between the bottom wall of the cavity 14 and the electromagnet 47, a gap 12 is arranged in the lower end of the right wall of the cavity 14, a connecting channel 59 which is arranged at the rear side of the sliding cavity 18 and can be communicated with the gap 12 is arranged in the limiting block 60, the right side of the connection channel 59 is connected with a water return pipe 45 fixedly arranged on the right surface of the limiting block 60.
In addition, in one embodiment, the refill mechanism 803 includes a spring chamber 57 located within the left wall of the circulation chamber 15, a limiting cavity 58 is arranged in the bottom wall of the spring cavity 57, the spring cavity 57 is connected with a push plate 54 in a sliding way, a third spring 55 is fixedly connected between the lower surface of the push plate 54 and the bottom wall of the spring cavity 57, a limiting rod 56 which is connected with the limiting cavity 58 in a sliding way is fixedly connected on the lower surface of the push plate 54, a sliding cavity 48 is arranged in the top wall of the limit cavity 58, a quantitative block 49 fixedly connected to the push plate 54 is connected in the sliding cavity 48 in a sliding way, a quantitative cavity 50 is arranged in the quantitative block 49, a water inlet 51 and a water outlet 52 which can be communicated with the quantitative cavity 50 are respectively arranged in the left wall and the right wall of the sliding cavity 48, the right side of the water outlet 52 is connected with an extension pipe 53 fixedly arranged on the left wall of the circulation cavity 15.
In an initial state, the moving block 33 is located at the uppermost side, the through hole 34 is communicated with the water discharge pipe 35, the pressing block 44 is located at the lowermost side of the sliding cavity 39, the fixing rod 41 is located at the upper left side and presses the extrusion switch 40, the extrusion switch 40 is not opened, the lifting block 13 is located at the lowermost end, the water outlet pipe 17 is in an open state, the push plate 54 is located at the lowermost end under the pulling force of the third spring 55, the water inlet 51 is communicated with the quantitative cavity 50, and the quantitative cavity 50 is filled with water.
When the measurement work is needed, the motor 29 is started, the threaded shaft 32 rotates, and the moving block 33 is slidably connected to the threaded cavity 31 and cannot rotate, so that under the action of the threaded shaft 32, the moving block 33 gradually moves towards the lower side, the fixed block 43 moves towards the lower side, the drain pipe 35 moves downwards and is blocked by the inserted rod 30, meanwhile, the fixed rod 41 moves downwards and drives the second slide bar 46 to move downwards, and the first slide bar 20 moves downwards and blocks the drain pipe 17; then the object 27 to be measured is placed into the water storage cavity 26, the object 27 to be measured floats on the water surface, then the fixing block 43 continuously moves downwards, the pressing block 44 contacts the object 27 to be measured, the pressing block 44 is jacked up by the object 27 to be measured, the pressing block 44 moves upwards relative to the fixing block 43, the first connecting rod 38 and the second connecting rod 37 move upwards relative to the fixing block 43, the water inlet pipe 36 is not blocked by the second connecting rod 37, water flows into the sliding cavity 39 from the water inlet pipe 36, the gravity of the water in the sliding cavity 39 acts on the object 27 to be measured through the pressing block 44 and gradually presses down the object 27 to be measured until the object 27 to be measured is completely pressed into the water, at the moment, the fixing block 43 is located at the lowest side and just contacts the water surface in the water storage cavity 26, and excess water in the water storage cavity 26 is discharged into the measuring cavity 19 through the connecting pipe 21; at this time, the weight of the water in the sliding cavity 39 plus the weight of the pressing block 44 plus the gravity of the object 27 to be measured is equal to the buoyancy force borne by the object 27 to be measured, namely the gravity of the discharged water in the water storage cavity 26, the weight of the water in the sliding cavity 39 can be directly read according to the volume scale on the inner wall of the sliding cavity 39, and the gravity of the object 27 to be measured can be calculated according to the numerical value; then, the volume of the discharged water, namely the volume of the object 27 to be measured is directly read out through the reading in the measuring cavity 19, and then the density of the object 27 to be measured can be calculated according to the gravity and the volume of the object 27 to be measured; after the measurement is finished, the motor 29 is reversed, the moving block 33 starts to move upwards, the fixed rod 41 starts to move upwards, the second sliding rod 46 starts to move upwards, the first sliding rod 20 starts to move upwards under the elastic force of the first spring 22, and the water in the measurement cavity 19 is discharged from the water outlet pipe 17 and flows into the cavity 14; as the moving block 33 continues to move upwards to the top end, the second sliding rod 46 will also move to the top end and squeeze the squeezing switch 40, so that the electromagnet 47 is energized, and the lifting block 13 moves upwards under the attraction of the electromagnet 47 and drives the push plate 54 to move upwards to the top end, at this time, the notch 12 is over against the connecting channel 59, and the water in the cavity 14 will flow back to the water storage cavity 26 through the notch 12, the connecting channel 59 and the water return pipe 45; with the upward movement of the push plate 54, the quantitative block 49 moves upward to the uppermost end, and at this time, the quantitative cavity 50 is communicated with the water outlet 52, so that the water in the quantitative cavity 50 flows into the cavity 14 through the water outlet 52 and the extension pipe 53, and further flows into the water storage cavity 26 to supplement a small amount of water lost in the flowing process, thereby ensuring that the water level in the water storage cavity 26 is kept stable, and then the initial state can be returned by closing the extrusion switch 40.
The invention has the beneficial effects that: the measurement of the volume and the gravity of the object is realized by the drainage method and the gravity of the object with the buoyancy equal to the drained water, the density of the object is calculated accurately, the operation such as specific use and reading is very simple and convenient, the measurement efficiency is high, and meanwhile, the structure is simple and the popularization is worth.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (4)
1. An apparatus for measuring the density of an irregular object having a density less than that of water, comprising a base mounted on the ground, characterized in that: a side plate is fixedly connected to the right side of the upper surface of the base, a threaded cavity is arranged in the left surface of the side plate, a motor is fixedly arranged on the bottom wall of the threaded cavity, a threaded shaft is dynamically connected to the upper end of the motor, a moving block which is slidably connected to the threaded cavity is in threaded connection with the threaded shaft, a fixed block is fixedly connected to the left side of the moving block, a sliding cavity is arranged in the upper surface of the fixed block, track cavities which are symmetrical in left and right positions are arranged in the left and right walls of the sliding cavity, a pressing block is slidably connected in the track cavities, a first connecting rod is fixedly connected to the upper surface of the pressing block, a water inlet pipe for water inlet is fixedly connected in the right wall of the track cavity on the right side, a second connecting rod for plugging the water inlet pipe is fixedly connected to the right end of the first connecting, run through on the drain pipe and have and to plug up the inserted bar of drain pipe, the lower extreme fixedly connected with of inserted bar set firmly in third connecting rod on the curb plate, be equipped with on the inserted bar and be used for the switch-on the through-hole of drain pipe, the downside of briquetting be equipped with set firmly in the foundation on the base upper surface, be equipped with the water storage chamber in the upper surface of foundation, place the object that awaits measuring that floats on the surface of water in the water storage chamber, the left side of foundation is equipped with the measuring mechanism who is used for measuring the volume of drainage from the right side to a left side in proper order, is used for transporting discharged water once more extremely circulation mechanism in the water storage intracavity, be used for supplementing the loss moisture in order to guarantee the stable moisturizing mechanism of.
2. An apparatus for measuring the density of irregular objects having a density less than that of water, according to claim 1, wherein: measuring mechanism is including being located left and fixed connection of foundation in the measurement piece of base, the inside of measuring the piece is equipped with the measurement chamber that is carved with numerical value on the chamber wall, measure the chamber with fixedly connected with connecting pipe between the water storage chamber, the upper surface of measuring the piece has set firmly the restriction piece, be equipped with in the left wall in measurement chamber and run through the measurement piece with the slip chamber of restriction piece, the inside outlet pipe that is equipped with of left wall lower extreme in slip chamber, be equipped with in the downside in slip chamber and be used for plugging up the first slide bar of outlet pipe, the first spring of upside fixedly connected with of first slide bar, the upper end fixedly connected with sliding connection of first spring in the second slide bar in slip chamber, the right side fixedly connected with of second slide bar set firmly in dead lever on the fixed block.
3. An apparatus for measuring the density of irregular objects having a density less than that of water, according to claim 1, wherein: circulating mechanism is including being located measure piece left side and fixed connection in circulation piece on the base upper surface, be equipped with the circulation chamber in the right surface of circulation piece, fixedly connected with electro-magnet on the roof in circulation chamber, the upper end fixedly connected with on the fast right surface of circulation is used for control the extrusion switch of electro-magnet circular telegram and outage, it promotes the piece to circulate intracavity sliding connection, be equipped with the cavity in the upper surface of promotion piece, the diapire of cavity with fixedly connected with second spring between the electro-magnet, be equipped with the breach in the lower extreme of the right wall of cavity, be equipped with in the restriction piece and be located the sliding chamber rear side can with the interface channel of breach intercommunication, interface channel's right side be connected with set firmly in restriction piece right side is on the surface return water pipe.
4. An apparatus for measuring the density of irregular objects having a density less than that of water, according to claim 1, wherein: moisturizing mechanism is including being located the spring chamber in the left wall in circulation chamber, be equipped with spacing chamber in the diapire in spring chamber, spring intracavity sliding connection has the push pedal, the lower surface of push pedal with fixedly connected with third spring between the diapire in spring chamber, fixedly connected with sliding connection in on the lower surface of push pedal the gag lever post in spacing chamber, be equipped with the slip chamber in the roof in spacing chamber, slip intracavity sliding connection have fixed connection in the gauge block in the push pedal, be equipped with quantitative chamber in the gauge block, slide about the chamber be equipped with respectively can with the water inlet and the delivery port of quantitative chamber intercommunication, the right side of delivery port be connected with set firmly in extension pipe on the left wall in circulation chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010730463.9A CN111650086A (en) | 2020-07-27 | 2020-07-27 | Device for measuring density of irregular object with density smaller than water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010730463.9A CN111650086A (en) | 2020-07-27 | 2020-07-27 | Device for measuring density of irregular object with density smaller than water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111650086A true CN111650086A (en) | 2020-09-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010730463.9A Withdrawn CN111650086A (en) | 2020-07-27 | 2020-07-27 | Device for measuring density of irregular object with density smaller than water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111650086A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112833984A (en) * | 2020-12-31 | 2021-05-25 | 吕梁学院 | Rapid determination device based on physical variation |
-
2020
- 2020-07-27 CN CN202010730463.9A patent/CN111650086A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112833984A (en) * | 2020-12-31 | 2021-05-25 | 吕梁学院 | Rapid determination device based on physical variation |
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Application publication date: 20200911 |
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| WW01 | Invention patent application withdrawn after publication |