CN209446421U - A kind of density measuring equipment - Google Patents
A kind of density measuring equipment Download PDFInfo
- Publication number
- CN209446421U CN209446421U CN201820346371.9U CN201820346371U CN209446421U CN 209446421 U CN209446421 U CN 209446421U CN 201820346371 U CN201820346371 U CN 201820346371U CN 209446421 U CN209446421 U CN 209446421U
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- Prior art keywords
- branch pipe
- connecting tube
- measuring equipment
- density
- pipe
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Abstract
The utility model provides a kind of density measuring equipment, comprising: connecting tube, connecting tube are column and are equipped with the cavity axially penetrated through along it；First branch pipe, first branch pipe is that perforative first passage along its length is equipped in transparent material product and the first branch pipe, the lower end of connecting tube is connected with one end of the first branch pipe and cavity is connected to first passage, and the other end of the first branch pipe is used to protrude into testing liquid and testing liquid is able to enter first passage；Second branch pipe, second branch pipe is that perforative second channel along its length is equipped in transparent material product and the second branch pipe, the lower end of connecting tube is connected with one end of the second branch pipe and cavity is connected with the second channel, and the other end of the second branch pipe is used to protrude into known density liquid and known density liquid is able to enter second channel.The density measuring equipment can conveniently and efficiently measure the density of liquid, and easy to operate, the apparatus structure is simple, easy to manufacture, at low cost, practical.
Description
Technical field
The utility model relates to density measure field, in particular to a kind of density measuring equipment.
Background technique
The density for measuring liquid is the common operation of chemical laboratory, and method and the instrument for measuring density are also very much, currently,
Density is commonly used in respect of float type densimeter, static pressure type densitometer, vibrating densimeter and radioisotope densimeter.Float-type
Densitometer is fairly simple, this is also the standing densitometer of the physical chemical laboratory, but is generally made of glass apparatus, and bottom has
Lead shot and mercury, are accidentally smashed, and lead and mercury are all breakneck heavy metals.Static pressure type densitometer principle is also relatively simple,
But the indexs such as its precision, the linearity, resolution ratio, drift and selected pressure sensor be closely bound up, be according to being designed
The expectation index of liquid densimeter calculates selection criteria, and then selects suitable sensor.And vibrating densimeter and radiation
Property isotopic density gage principle and operation it is more complex, instrument price is higher.Although the above method and instrument can measure density,
There are various shortcoming and defect, may require that the density for knowing experimental raw liquid roughly sometimes in chemical experiment, and
Chemical laboratory not necessarily has suitable densitometer, influences the progress of experiment, therefore, how to design a kind of suitable chemistry
Laboratory uses and can become problem to be solved convenient for the device of measurement fluid density.
Utility model content
In view of this, the present invention provides a kind of density measuring equipments.
In order to solve the above technical problems, the utility model uses following technical scheme:
According to the density measuring equipment of the utility model embodiment, for measuring the density of liquid, the density measure dress
It sets and includes:
Connecting tube, the connecting tube are column and are equipped with the cavity axially penetrated through along it；
First branch pipe, first branch pipe are to be equipped with to pass through along its length in transparent material product and first branch pipe
The first passage worn, the lower end of the connecting tube is connected with one end of first branch pipe and the cavity and the first passage
Connection, the other end of first branch pipe is used to protrude into testing liquid and the testing liquid is able to enter described first and leads to
Road；
Second branch pipe, second branch pipe are to be equipped with to pass through along its length in transparent material product and second branch pipe
The second channel worn, the lower end of the connecting tube is connected with one end of second branch pipe and the cavity and the second channel
Connection, the other end of second branch pipe for protrude into known density liquid and the known density liquid be able to enter it is described
Second channel.
Further, first branch pipe is L-type, and one end and the connecting tube of first branch pipe are vertically connected, institute
The other end for stating the first branch pipe extends backwards to the direction of the connecting tube.
Further, second branch pipe is L-type, one end of second branch pipe phase vertical with the connecting tube
Even, the other end of second branch pipe extends backwards to the direction of the connecting tube.
Further, axisymmetrical of the density measuring equipment about the connecting tube.
Further, the connecting tube, first branch pipe and second branch pipe are respectively transparent glass product.
Further, distribution spaced apart along its length is respectively equipped on first branch pipe and second branch pipe
Graduation mark.
Further, the density measuring equipment further include:
Retaining sleeve, the retaining sleeve are column and are set in the connecting tube that the retaining sleeve is silica gel product and institute
The outer surface for stating retaining sleeve is equipped with anti-skid structure.
Further, the density measuring equipment further include:
Extension pipe, the extension pipe are formed as column and are equipped with the through-hole axially penetrated through along it, the upper end of the extension pipe
Detachably it is connected with the other end of first branch pipe or second branch pipe, the through-hole can be with the first passage or institute
State second channel connection.
Further, the other end of first branch pipe and second branch pipe is respectively equipped with along its circumferentially extending and along it
The radial dimension of the other end of the boss projected radially outwardly, first branch pipe and second branch pipe is less than the through-hole
It radial dimension and is inserted into the through-hole.
The above-mentioned technical proposal of the utility model one of at least has the advantages that:
According to the density measuring equipment of the utility model embodiment, the density of liquid can be conveniently and efficiently measured, is operated
Simply, the graduation mark on branch pipe is convenient for reading the height of liquid, and retaining sleeve is fixedly secured convenient for device, and extension pipe is removably
The length of branch pipe can be increased by being connected with the first branch pipe or the second branch pipe, convenient for the placement of device, reduce occupied space, the device
Structure is simple, easy to manufacture, at low cost, practical.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the density measuring equipment of the utility model one embodiment；
Fig. 2 is the use schematic diagram of the density measuring equipment of the utility model one embodiment.
Appended drawing reference:
Density measuring equipment 100；Ear washing bulb 200；
Connecting tube 10；First branch pipe 20；Second branch pipe 30；
Retaining sleeve 40；Extension pipe 50；Boss 51.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
The technical solution of the utility model embodiment is clearly and completely described in the attached drawing of type embodiment.Obviously, described
Embodiment is a part of the embodiment of the utility model, instead of all the embodiments.Based on described the utility model
Embodiment, those of ordinary skill in the art's every other embodiment obtained, fall within the protection scope of the utility model.
The density measuring equipment 100 according to the utility model embodiment is specifically described with reference to the accompanying drawing.
As shown in Figure 1 to Figure 2, according to the density measuring equipment of the utility model embodiment 100, for measuring the close of liquid
Degree, density measuring equipment 100 include connecting tube 10, the first branch pipe 20 and the second branch pipe 30.
Specifically, connecting tube 10 is column and is equipped with the cavity axially penetrated through along it, the first branch pipe 20 is transparent material
Perforative first passage along its length, the lower end of connecting tube 10 and the first branch pipe 20 are equipped in product and the first branch pipe 20
One end is connected and cavity is connected to first passage, and the other end of the first branch pipe 20 is used to protrude into testing liquid and testing liquid energy
Enough enter first passage, the second branch pipe 30 is that along its length perforative the is equipped in transparent material product and the second branch pipe 30
Two channels, the lower end of connecting tube 10 is connected with one end of the second branch pipe 30 and cavity is connected with the second channel, the second branch pipe 30
The other end is used to protrude into known density liquid and known density liquid is able to enter second channel.
That is, density measuring equipment 100 is mainly made of connecting tube 10, the first branch pipe 20 and the second branch pipe 30,
In, connecting tube 10 can be column, and connecting tube 10 can be equipped with the cavity axially penetrated through along it, and the shape of cavity can be column
Shape, or rectangular-shape, the first branch pipe 20 can be transparent material product, and the first branch pipe 20 can be transparent plastic or glass
Glass product, perforative first passage along its length can be equipped in the first branch pipe 20, and first passage can be column, connection
The lower end of pipe 10 can be connected with one end of the first branch pipe 20, and the cavity of connecting tube 10 can be connected to first passage, and first
The other end of pipe 20 can be used for protruding into testing liquid, and testing liquid can be mounted in glass guide channel or beaker, and testing liquid
It is able to enter in first passage.Second branch pipe 30 can be transparent material product, and the second branch pipe 30 can be transparent plastic or glass
Glass product, perforative second channel along its length can be equipped in the second branch pipe 30, and second channel can be column, connection
The lower end of pipe 10 can be connected with one end of the second branch pipe 30, and cavity can be connected with the second channel, the second branch pipe 30 it is another
End can be used for protruding into known density liquid, such as the liquid of the known densities such as water or ethyl alcohol, it is known that density fluid can be into
Enter second channel.
As shown in Fig. 2, density testing liquid can be equipped in the slot of the left side, the liquid of known density can be housed in the slot of the right
Device can be fixed on iron stand by (such as water), and the other end of the first branch pipe 20 can protrude into testing liquid, the second branch pipe
30 other end can protrude into known density liquid, with ear washing bulb 200 at the cavity of the upper end of connecting tube 10 suction means
In gas, after ear washing bulb 200 is pumped through, testing liquid enter the first branch pipe 20 in, liquid-column height can be h1, it is known that density
Liquid enters in the second branch pipe 30, and liquid-column height can be h2, the static pressure of fluid column is P=ρ in the first branch pipe 201gh1, second
The static pressure of fluid column is P=ρ in branch pipe 302gh2, therefore, the pressure relationship of fluid column may be expressed as: P0+ρ1gh1=PA, P0+ρ2gh2
=PA, wherein PAFor atmospheric pressure, P0For the pressure of gas in device, ρ2For testing liquid density, ρ1For the density of known liquid,
The right and left pressure is equal, thus can be according to the height h of fluid column1、h2With the density of known liquid, testing liquid density is calculated.It should
Device is convenient and efficient, and structure is simple, at low cost convenient for the use in laboratory.
As a result, according to the density measuring equipment of the utility model embodiment 100, the close of liquid can be conveniently and efficiently measured
Degree, easy to operate, the apparatus structure is simple, easy to manufacture, at low cost, practical.
In some embodiments of the utility model, the first branch pipe 20 can be L-type, and one end of the first branch pipe 20 can be with
Connecting tube 10 is vertically connected, and the other end of the first branch pipe 20 can extend backwards to the direction of connecting tube 10, and the first branch pipe 20 can be with
For column, the first branch pipe 20 can be parallel with connecting tube 10.
In other embodiments of the utility model, the second branch pipe 30 can be L-type, and one end of the second branch pipe 30 can be with
It is vertically connected with connecting tube 10, the other end of the second branch pipe 30 can extend backwards to the direction of connecting tube 10, and the second branch pipe 30 can
Think column, the second branch pipe 30 can be parallel with connecting tube 10, and the first branch pipe 20 and the second branch pipe 30 are flat with connecting tube 10 respectively
Row, convenient for the reading and measurement of liquid-column height, is also convenient for the use of device.
Some embodiments according to the present utility model, density measuring equipment 100 can about the axisymmetrical of connecting tube 10,
The length dimension and radial dimension of first branch pipe 20 and the second branch pipe 30 can be identical, use convenient for measurement.
Other embodiments according to the present utility model, connecting tube 10, the first branch pipe 20 and the second branch pipe 30 can be distinguished
For transparent glass product, transparent glass is easy to manufacture, and transparency is good, is easy to observe the height of fluid column, and glass is smooth to be easy to
Cleaning, it is at low cost.
In some specific embodiments of the utility model, edge can be respectively equipped on the first branch pipe 20 and the second branch pipe 30
Its length direction is spaced apart the graduation mark of distribution, and graduation mark is convenient for reading the height of fluid column in branch pipe.
In other specific embodiments of the utility model, density measuring equipment 100 can also include retaining sleeve 40, folder
Holding set 40 can be column, and retaining sleeve 40 can be set in connecting tube 10, and retaining sleeve 40 can be silica gel product, can be
Bright silica gel prevents from blocking sight, and silica gel is flexible, can buffer the active force between clamping device and connecting tube 10, prevents from pressing from both sides
Device is held to damage connecting tube 10, the outer surface of retaining sleeve 40 can be equipped with anti-skid structure, anti-skid structure can for protrusion,
Tread plate or non-slip groove prevent device when clamping device from sliding, guarantee the stability of device.
Some embodiments according to the present utility model, density measuring equipment 100 can also include extension pipe 50, extension pipe 50
It can be formed as column, extension pipe 50 can be equipped with the through-hole axially penetrated through along it, and the upper end of extension pipe 50 can be with first
The other end of pipe 20 or the second branch pipe 30 is detachably connected, and through-hole can be connected to first passage or second channel, is using
The height of possible fluid column is higher in journey, and original first branch pipe 20 and 30 length of the second branch pipe are inadequate, can be in the first branch pipe 20
Or second branch pipe 30 the other end be equipped with extension pipe 50, can also be equipped with respectively in the other end of the first branch pipe 20 and the second branch pipe 30
Extension pipe 50, use can remove extension pipe 50 later, convenient for the placement of device, when with gas in ear washing bulb suction means
It should keep the leakproofness of whole device.
The other end of other embodiments according to the present utility model, the first branch pipe 20 and the second branch pipe 30 can be set respectively
There is a boss 51, boss 51 can be along the circumferentially extending of the first branch pipe 20 or the second branch pipe 30, and along the first branch pipe 20 or second
Pipe 30 projects radially outwardly, and the radial dimension of the other end of the first branch pipe 20 and the second branch pipe 30 can be less than extension pipe 50
The radial dimension of through-hole, and the other end of the first branch pipe 20 and the second branch pipe 30 is inserted into through-hole, boss 51 can limit
The other end of first branch pipe 20 and the second branch pipe 30 is inserted into the length in extension pipe 50, the inner wall of through-hole and the first branch pipe 20 and the
Gasket can be equipped between the outside wall surface of two branch pipes 30, gasket can be set in the another of the first branch pipe 20 and the second branch pipe 30
One end can also apply vaseline between the inner wall and the first branch pipe 20 and the outside wall surface of the second branch pipe 30 of through-hole, play sealing
Effect guarantees the leakproofness of whole device during the test.
According to the density measuring equipment 100 of the utility model embodiment, the density of liquid can be conveniently and efficiently measured, is grasped
Make simply, the graduation mark on branch pipe is convenient for reading the height of liquid, and retaining sleeve 40 is fixedly secured convenient for device, and extension pipe 50 can
The length of branch pipe can be increased by being releasably connected with the first branch pipe 20 or the second branch pipe 30, convenient for the placement of device, reduced and occupied
Space, the apparatus structure is simple, easy to manufacture, at low cost, practical.
The above is preferred embodiments of the present invention, for those skilled in the art,
Under the premise of not departing from principle described in the utility model, other improvement and deformations can also be made, these improvement and deformations
Also it should be regarded as the protection scope of the utility model.
Claims (9)
1. a kind of density measuring equipment, for measuring the density of liquid characterized by comprising
Connecting tube, the connecting tube are column and are equipped with the cavity axially penetrated through along it；
First branch pipe, first branch pipe are in transparent material product and first branch pipe equipped with perforative along its length
First passage, the lower end of the connecting tube is connected with one end of first branch pipe and the cavity and the first passage connect
Logical, the other end of first branch pipe is used to protrude into testing liquid and the testing liquid is able to enter the first passage；
Second branch pipe, second branch pipe are in transparent material product and second branch pipe equipped with perforative along its length
Second channel, the lower end of the connecting tube is connected with one end of second branch pipe and the cavity and the second channel connect
Logical, the other end of second branch pipe is for protruding into known density liquid and the known density liquid is able to enter described the
Two channels.
2. density measuring equipment according to claim 1, which is characterized in that first branch pipe be L-type, described first
One end of pipe is vertically connected with the connecting tube, and the other end of first branch pipe extends backwards to the direction of the connecting tube.
3. density measuring equipment according to claim 1, which is characterized in that second branch pipe be L-type, described second
One end of pipe is vertically connected with the connecting tube, and the other end of second branch pipe extends backwards to the direction of the connecting tube.
4. density measuring equipment according to claim 1, which is characterized in that the density measuring equipment is about the connection
The axisymmetrical of pipe.
5. density measuring equipment according to claim 1, which is characterized in that the connecting tube, first branch pipe and institute
Stating the second branch pipe is respectively transparent glass product.
6. density measuring equipment according to claim 1, which is characterized in that on first branch pipe and second branch pipe
It is respectively equipped with the graduation mark for being spaced apart distribution along its length.
7. density measuring equipment according to claim 1, which is characterized in that further include:
Retaining sleeve, the retaining sleeve are column and are set in the connecting tube that the retaining sleeve is silica gel product and the folder
The outer surface for holding set is equipped with anti-skid structure.
8. density measuring equipment according to claim 1, which is characterized in that further include:
Extension pipe, the extension pipe are formed as column and are equipped with the through-hole axially penetrated through along it, the upper end of the extension pipe and institute
The other end for stating the first branch pipe or second branch pipe is detachably connected, and the through-hole can be with the first passage or described
The connection of two channels.
9. density measuring equipment according to claim 8, which is characterized in that first branch pipe and second branch pipe
The other end is respectively equipped with along its circumferentially extending and radially outwardly projecting boss, first branch pipe and second branch pipe
The other end radial dimension be less than the through-hole radial dimension and be inserted into the through-hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820346371.9U CN209446421U (en) | 2018-03-14 | 2018-03-14 | A kind of density measuring equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820346371.9U CN209446421U (en) | 2018-03-14 | 2018-03-14 | A kind of density measuring equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209446421U true CN209446421U (en) | 2019-09-27 |
Family
ID=68007856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820346371.9U Expired - Fee Related CN209446421U (en) | 2018-03-14 | 2018-03-14 | A kind of density measuring equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209446421U (en) |
-
2018
- 2018-03-14 CN CN201820346371.9U patent/CN209446421U/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: 20190927 Termination date: 20200314 |