CN208596096U - A kind of split type gravimetre - Google Patents
A kind of split type gravimetre Download PDFInfo
- Publication number
- CN208596096U CN208596096U CN201821070677.2U CN201821070677U CN208596096U CN 208596096 U CN208596096 U CN 208596096U CN 201821070677 U CN201821070677 U CN 201821070677U CN 208596096 U CN208596096 U CN 208596096U
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- measuring probe
- isolator
- density measuring
- pressure sensor
- gravimetre
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Abstract
The utility model provides a kind of split type gravimetre, including density measuring probe, signal transmssion line, host, density measuring probe is arranged on main pipeline, density measuring probe is set as two, density measuring probe is connected by signal transmssion line with host, density measuring probe includes pressure sensor, connecting tube, isolator, isolator and pressure sensor junction are provided with isolation film, spacer medium is provided in isolator, the connecting tube is connected with lower connecting plate, isolator is fixedly connected with top connecting plate, ultrasonic distance-measuring sensor is provided with above density measuring probe simultaneously.The utility model measuring probe is provided separately with host, is easy to overhaul replacement, while pressure sensor is provided with isolation film, can reduce the influence of the intracorporal solid particle of surveyed liquid and temperature to the measurement accuracy of sensor.
Description
Technical field
The utility model relates to liquid density measurement devices, and in particular to a kind of split type gravimetre.
Background technique
In the requirement of the industries technique such as chemical industry, coal separation, the liquid medium of certain pressure is needed to flow at high speed in pipe and had
The real-time measurement of density and display are carried out, traditional density measuring equipment is counted as measurement coal washing using the density of capillary silicone oil filling
The density measuring equipment of mixed solution, the device is affected by environment larger and measurement accuracy is easy is influenced by other conditions, is surveyed
Amount device needs a whole set of replacement when damaging, maintenance cost is larger, while inconvenient in replacement process, be easy to cause life
Production. art it is inaccurate.
Utility model content
The purpose of this utility model is to provide a kind of split type gravimetre, it is able to solve in measurement pipeline
The measurement result occurred when fluid density does not prepare, the high disadvantage of measuring device replacement cost.
In order to solve the above technical problems, the utility model uses following technical scheme:
The utility model provides a kind of split type gravimetre, including density measuring probe, signal transmssion line, master
Machine, the density measuring probe are arranged on main pipeline, and density measuring probe is set as two, and density measuring probe passes through letter
Number transmission line is connected with host, and the density measuring probe includes pressure sensor, connecting tube, isolator, the pressure
Sensor is connected to isolator upper end, and the isolator and pressure sensor junction are provided with isolation film, setting in isolator
There is spacer medium, the connecting tube is connected with lower connecting plate, and isolator is fixedly connected with top connecting plate.
Further, shield is provided with outside the pressure sensor, the shield and top connecting plate connect
It connects, shield is provided with signal wire transmission hole.
Further, the shield top is equipped with ultrasonic distance-measuring sensor, the ultrasonic distance-measuring sensor
It is provided with signal transmssion line and is connected to host.
Further, the split type gravitometer is set as two on main pipeline, and two density are surveyed
Amount probe mounting distance is 1-5m.
Further, the signal transmssion line is connected in density measuring probe with pressure sensor, the pressure
Force snesor is provided with supply lines and signal transmssion line, is provided with light-coupled isolation between the supply lines and signal transmssion line
Device.
Further, the connecting tube is connected on probe tube, and the attachment device of connecting tube and probe tube is set as can
Detachable structure.
The utility model includes at least one of following advantages:
1, the utility model measuring probe and host main body are independent each other, compared with traditional integral type densitometer, are easy to
Repair and maintenance measuring probe can be individually replaced, and greatly reduce use cost；
2, the measuring probe of the utility model can be installed according to the distance being arranged on pipeline, not need the fixed installation of setting
Position；
3, the utility model signal transmission is isolated using optical coupling isolator, and the data of measuring probe and host main body
It is transmitted as the electric signal of 4- 20mA, data transmission is reliable and stable, improves signal delivery quality and effective protection related electric
Element；
4, pressure sensor is provided with isolation film in the utility model, can isolation measurement liquid directly connect with sensor
Touching, can reduce the influence of the intracorporal solid particle of surveyed liquid and temperature to sensor accuracy class.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model.
In figure 1 be main pipeline, 2 be measurement connector, 3 be sensor information, 4 be isolator, 5 be isolation film, 6 be signal transmission
Line, 7 be pressure sensor, 8 be shield, 9 be ultrasonic distance-measuring sensor, 10 be top connecting plate, 11 be lower connecting plate,
12 be probe tube.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
In the description of the present invention, it should be noted that term " top ", " lower section " " between " etc. instructions orientation
Or positional relationship is to be based on the orientation or positional relationship shown in the drawings, it is only for convenient to retouch with the description present invention and simplification
State, rather than the device or element of indication or suggestion meaning must have specific orientation, with specific orientation construct and grasp
Make, therefore should not be understood as limiting the present invention.
The utility model provides a kind of split type gravimetre, including density measuring probe, signal transmssion line,
Host, the density measuring probe are arranged on main pipeline 1, and 1 upper density measuring probe of main pipeline is set as two, and density is surveyed
Amount probe is connected by signal transmssion line 6 with host；The density measuring probe include pressure sensor 7, measurement connector 2,
Isolator 4, the pressure sensor 7 are connected to 4 upper end of isolator, and the isolator 4 is arranged with 7 junction of pressure sensor
There is isolation film 5, spacer medium is provided in isolator 4, the measurement connector 2 is connected with lower connecting plate 11, isolator 4
It is fixedly connected with top connecting plate 10, the isolator 4 is provided with sensor information, and the sensor information is generally water or hydraulic
Oil can measure the fluid density of different type and technique；Shield 8 is provided with outside the pressure sensor 7, it is described
Shield 8 is connect with top connecting plate 10, and shield 8 and connecting plate 10 are generally using being bolted, easy to disassemble, shield 8
It is provided with signal wire transmission hole above.
According to above-described embodiment, 8 top of shield is equipped with ultrasonic distance-measuring sensor 9, the ultrasound
Sensor 9 is provided with signal transmssion line and supply lines is connected to host, is provided between the signal transmssion line and supply lines
Optical coupling isolator, optical coupling isolator are mainly provided with optical coupling isolation circuit, can make between segregate two parts circuit without electricity
Be directly connected to, the signal because caused by having the connection of electricity between signal transfer circuit and external high pressure circuit can be prevented dry
It disturbs.
According to above-described embodiment, the split type gravitometer is set as two, respectively high pressure on main pipeline 1
Side and low-pressure side, two density measuring probe mounting distances are 1-5m, and various sizes of Pipe installing size can basis
Pipeline facilitates installation, does not need the installation site for measuring or limiting density measuring probe in advance, installs density measuring probe position
Postpone, can by be arranged in 8 top of shield ultrasonic distance-measuring sensor 9 measure two density measuring probes between distance,
It is more accurate to measure resulting data, so that it is more accurate to calculate resulting fluid density after conversion.
According to above-described embodiment, the signal transmssion line 6 is connected in density measuring probe with pressure sensor 7,
The pressure sensor 7 is provided with supply lines and signal transmssion line 6, also sets between the supply lines and signal transmssion line 6
It is equipped with optical coupling isolator, with the influence for preventing power supply high voltage side from transmitting to signal.
According to above-described embodiment, the measurement connector 2 is connected on probe tube 12, measurement connector 2 and probe tube 12
Attachment device is set as Demountable, and measurement connector 2 can be connected to above probe tube 12 by threaded fastener, guaranteed
When the sealing performance of attachment device simultaneously made it is easy to disassemble, in order to which density measuring probe is convenient for changing after damage.
" embodiment " spoken of in the present specification, refer to combine the embodiment description specific features, structure or
Person's feature is included at least one embodiment generally described herein.There is statement of the same race in multiple places in the description
Be not centainly refer to the same embodiment, furthermore, it is understood that in conjunction with any embodiment describe a specific features, structure or
When feature, what is advocated is to realize that this feature, structure or feature also fall in the utility model in conjunction with other embodiments
In the range of.
Although reference be made herein to the utility model is described in multiple explanatory embodiments of the utility model, still,
It should be understood that those skilled in the art can be designed that a lot of other modification and implementations, these modifications and implementations
It will fall within scope and spirit disclosed in the present application.More specifically, it discloses in the application, drawings and claims
In range, can building block to theme combination layout and/or layout carry out a variety of variations and modifications.In addition to building block
And/or outside the modification and improvement of layout progress, to those skilled in the art, other purposes also be will be apparent.
Claims (6)
1. a kind of split type gravimetre, including density measuring probe, signal transmssion line, host, it is characterised in that: institute
The density measuring probe stated is arranged on main pipeline (1), and density measuring probe is set as two, and density measuring probe passes through signal
Transmission line (6) is connected with host, and the density measuring probe includes pressure sensor (7), measurement connector (2), isolator
(4), the pressure sensor (7) is connected to isolator (4) upper end, the isolator (4) and pressure sensor (7) junction
It is provided with isolation film (5), is provided with spacer medium, the measurement connector (2) and lower connecting plate (11) phase in isolator (4)
Connection, isolator (4) are fixedly connected with top connecting plate (10).
2. a kind of split type gravimetre according to claim 1, it is characterised in that: the pressure sensor
(7) external to be provided with shield (8), the shield (8) is connect with top connecting plate (10), and shield (8) is provided with letter
Number line transmission hole.
3. a kind of split type gravimetre according to claim 2, it is characterised in that: the shield (8)
Top is equipped with ultrasonic distance-measuring sensor (9), and the ultrasonic distance-measuring sensor (9) is provided with signal transmssion line and is connected to master
Machine.
4. a kind of split type gravimetre according to claim 1, it is characterised in that: the density measure is visited
Head is set as two on main pipeline (1), and two density measuring probe mounting distances are 1-5m.
5. a kind of split type gravimetre according to claim 1, it is characterised in that: the signal transmssion line
(6) it is connected in density measuring probe with pressure sensor (7), the pressure sensor (7) is provided with supply lines and letter
Number transmission line (6), is provided with optical coupling isolator between the supply lines and signal transmssion line (6).
6. a kind of split type gravimetre according to claim 1, it is characterised in that: the measurement connector
(2) it is connected on probe tube (12), the attachment device of measurement connector (2) and probe tube (12) is set as Demountable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821070677.2U CN208596096U (en) | 2018-07-06 | 2018-07-06 | A kind of split type gravimetre |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821070677.2U CN208596096U (en) | 2018-07-06 | 2018-07-06 | A kind of split type gravimetre |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208596096U true CN208596096U (en) | 2019-03-12 |
Family
ID=65602455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821070677.2U Active CN208596096U (en) | 2018-07-06 | 2018-07-06 | A kind of split type gravimetre |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208596096U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108680460A (en) * | 2018-07-06 | 2018-10-19 | 曲靖伯通智联商贸有限公司 | A kind of split type gravimetre and its measurement method |
-
2018
- 2018-07-06 CN CN201821070677.2U patent/CN208596096U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108680460A (en) * | 2018-07-06 | 2018-10-19 | 曲靖伯通智联商贸有限公司 | A kind of split type gravimetre and its measurement method |
| CN108680460B (en) * | 2018-07-06 | 2024-05-07 | 曲靖伯通智联商贸有限公司 | Split type liquid density measuring meter and measuring method thereof |
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