CN207081456U - Manual measurement liquid nitrogen container liquid level liquid level ruler - Google Patents
Manual measurement liquid nitrogen container liquid level liquid level ruler Download PDFInfo
- Publication number
- CN207081456U CN207081456U CN201720788914.8U CN201720788914U CN207081456U CN 207081456 U CN207081456 U CN 207081456U CN 201720788914 U CN201720788914 U CN 201720788914U CN 207081456 U CN207081456 U CN 207081456U
- Authority
- CN
- China
- Prior art keywords
- liquid level
- nitrogen container
- limiting plate
- liquid nitrogen
- liquid
- 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
A kind of manual measurement liquid nitrogen container liquid level liquid level ruler is the utility model is related to, including measurement portion and limiting section, measurement portion and limiting section are mutually perpendicular to and be slidably connected；There is scale in measurement portion, measurement portion is put in liquid nitrogen container vertically when measuring liquid level, and limiting section is located at outside liquid nitrogen container；The lower section of limiting section is provided with the first limiting plate and the second limiting plate vertically, the distance at the first limiting plate and the second limiting plate interval is equal to the tank mouth thickness of liquid nitrogen container, the first limiting plate and the second limiting plate is set just by among the tank mouth holding of liquid nitrogen container, to prevent liquid level ruler from sliding.The utility model sets up limiting section on traditional measuring scale, the tank mouth wall of liquid nitrogen container is blocked by the first limiting plate under limiting section and the second limiting plate, prevent because liquid level ruler slides and caused by measure it is inaccurate, in addition the measurement error caused by manual operation is improper is avoided during measurement without persistently holding liquid level ruler.Limiting section is slidably connected in measurement portion, can measure the liquid nitrogen container of different depth.
Description
Technical field
It the utility model is related to ultralow temperature level measuring instrument equipment technical field, and in particular to a kind of manual measurement liquid nitrogen
Tank liquid level liquid level ruler.
Background technology
The big volume liquid nitrogen container liquid level of manual measurement is a kind of a kind of benefit of the method for substituting liquid level gauge or liquid level gauge method
Fill, due to the liquid nitrogen container some of early stage, liquid level gauge technology was immature without liquid level gauge or at that time, caused to liquid level in liquid nitrogen container
Can not automatic detection or automatic data-detection it is inaccurate the problem of, but these liquid nitrogen containers are still using now, at this moment just needs
Manual measurement makes up these problems.And manual measurement is a kind of lower-cost method, very high to level gauging accuracy.
Utility model content
The utility model provides a kind of manual measurement liquid nitrogen container liquid level liquid level ruler, and it can be exactly to the liquid of liquid nitrogen container
Position measures.
The utility model is that technical scheme is used by solving technical problem set forth above：
A kind of manual measurement liquid nitrogen container liquid level liquid level ruler, including measurement portion and limiting section, the measurement portion and limiting section
It is mutually perpendicular to and is slidably connected；There is scale in the measurement portion, the measurement portion is put in liquid nitrogen container vertically when measuring liquid level, institute
Limiting section is stated to be located at outside liquid nitrogen container；The lower section of the limiting section is vertical to be provided with the first limiting plate and the second limiting plate, and described first
The distance at limiting plate and the second limiting plate interval is equal to the tank mouth thickness of liquid nitrogen container, enables the first limiting plate and the second limiting plate
Just by among the tank mouth holding of liquid nitrogen container, prevent liquid level ruler from sliding.
In such scheme, first limiting plate and the second limiting plate are circular arc, and first limiting plate is close to institute
Measurement portion is stated, its arc radius is equal to the radius of the tank mouth inwall of liquid nitrogen container；The arc radius of second limiting plate is equal to liquid
The radius of the tank mouth outer wall of nitrogen tank.
In such scheme, the distance between first limiting plate and measurement portion are 0.5-1cm.
In such scheme, the measurement portion is provided with chute, and sliding block, the limiting section and the cunning are installed in the chute
Block is fixedly connected.
In such scheme, clamping screw is installed on the sliding block, the clamping screw is located at the top of the limiting section.
In such scheme, the measurement minister 80-150cm, minimum scale 1cm, 0 graduation mark are located at the measurement portion
Bottom.
In such scheme, the manual measurement liquid nitrogen container liquid level is SUS304 stainless steels with the material of liquid level ruler.
The beneficial effects of the utility model are：
Manual measurement liquid nitrogen container liquid level of the present utility model sets up limiting section with liquid level ruler on traditional measuring scale, passes through
The first limiting plate and the second limiting plate under limiting section block the tank mouth wall of liquid nitrogen container, prevent because liquid level ruler slide and caused by measure
Inaccuracy, without persistently holding liquid level ruler when measuring in addition, avoid the measurement error caused by manual operation is improper.Limiting section is slided
It is dynamic to be connected in measurement portion, the liquid nitrogen container of different depth can be measured.
Brief description of the drawings
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing：
Fig. 1 is the structural representation of manual measurement liquid nitrogen container liquid level liquid level ruler of the present utility model；
Fig. 2 is the schematic enlarged-scale view at the A of the manual measurement liquid nitrogen container liquid level liquid level ruler shown in Fig. 1.
In figure：10th, measurement portion；11st, chute；20th, limiting section；21st, the first limiting plate；22nd, the second limiting plate；30th, sliding block；
40th, clamping screw.
Embodiment
In order to which the technical characteristics of the utility model, purpose and effect are more clearly understood, it is detailed now to compare accompanying drawing
Illustrate specific embodiment of the present utility model.
As shown in Figure 1-2, it is the manual measurement liquid nitrogen container liquid level liquid level ruler of the preferred embodiment of the utility model one, including
Measurement portion 10 and limiting section 20, measurement portion 10 and limiting section 20 are mutually perpendicular to and are slidably connected；There is scale in measurement portion 10, measure
Measurement portion 10 is put in liquid nitrogen container vertically during liquid level, and limiting section 20 is located at outside liquid nitrogen container；The lower section of limiting section 20 is provided with the vertically
The distance at one limiting plate 21 and the second limiting plate 22, the first limiting plate 21 and the second limiting plate 22 interval is equal to the tank mouth of liquid nitrogen container
Thickness, the first limiting plate 21 and the second limiting plate 22 is set just by among the tank mouth holding of liquid nitrogen container, to prevent because of liquid level ruler
Slide and cause measurement inaccurate, without persistently holding liquid level ruler when measuring in addition, avoid surveying caused by manual operation is improper
Measure error.
Further optimization, in the present embodiment, the first limiting plate 21 and the second limiting plate 22 are circular arc, the first limiting plate
21 are equal to the radius of the tank mouth inwall of liquid nitrogen container close to measurement portion 10, its arc radius；Arc radius of second limiting plate 22 etc.
In the radius of the tank mouth outer wall of liquid nitrogen container, it is fitted close the first limiting plate 21, the tank mouth of the second limiting plate 22 and liquid nitrogen container.The
One limiting plate 21 is optimal not influence sliding block 30 to slide as close possible to measurement portion 10.Preferably, the first limiting plate 21 is with surveying
The distance between amount portion 10 is 0.5-1cm.
Further optimize, in the present embodiment, measurement portion 10 is provided with chute 11, and sliding block 30, limiting section are installed in chute 11
20 are fixedly connected with sliding block 30, and limiting section 20 can slide up and down with sliding block 30 in chute 11, to measure the liquid of different depth
Nitrogen tank.
Further optimize, in the present embodiment, clamping screw 40 is installed, clamping screw 40 is located at limiting section 20 on sliding block 30
Top, when sliding block 30 slides into suitable height, pass through the fixed position of clamping screw 40.In addition, during non-working condition,
Locked by clamping screw 40, prevent limiting section 20 from being damaged because arbitrarily sliding.
Further optimize, in the present embodiment, 10 long 80-150cm of measurement portion, minimum scale 1cm, 0 graduation mark is positioned at survey
The bottom in amount portion 10.
Further optimizing, in the present embodiment, manual measurement liquid nitrogen container liquid level is SUS304 stainless steels with the material of liquid level ruler,
It is low temperature resistant, it is not easy embrittlement.
The application method of manual measurement liquid nitrogen container liquid level liquid level ruler of the present utility model is as follows：
The first step, technical staff have dressed full body safety safety device, by a clean intact manual measurement liquid nitrogen container
The measurement portion 10 of liquid level liquid level ruler is inserted vertically into liquid nitrogen container, stop 5 seconds after and record now ruler in liquid nitrogen container
The data A of tank mouth；
Second step, after taking out the liquid level ruler stop several seconds, the graduation mark position of liquid nitrogen frosting on liquid level ruler is observed, and recorded
Data B；
3rd step, it can show that liquid nitrogen is apart from the distance C=A-B of tank mouth in this liquid nitrogen container from above, thus technical staff can
Liquid nitrogen is filled with level condition selection suitable time in accurate judgement tank.
Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.
Embodiment of the present utility model is described above in conjunction with accompanying drawing, but the utility model is not limited to
The embodiment stated, above-mentioned embodiment is only schematical, rather than restricted, this area it is common
Technical staff is not departing from the utility model aims and scope of the claimed protection situation under enlightenment of the present utility model
Under, many forms can be also made, these are belonged within protection of the present utility model.
Claims (7)
- A kind of 1. manual measurement liquid nitrogen container liquid level liquid level ruler, it is characterised in that including measurement portion and limiting section, the measurement portion It is mutually perpendicular to and is slidably connected with limiting section；There is scale in the measurement portion, the measurement portion is put in liquid vertically when measuring liquid level In nitrogen tank, the limiting section is located at outside liquid nitrogen container；The lower section of the limiting section is provided with the first limiting plate and the second limiting plate vertically, The distance at first limiting plate and the second limiting plate interval is equal to the tank mouth thickness of liquid nitrogen container, limits the first limiting plate and second Position plate can prevent liquid level ruler from sliding just by among the tank mouth holding of liquid nitrogen container.
- 2. manual measurement liquid nitrogen container liquid level liquid level ruler according to claim 1, it is characterised in that first limiting plate It is circular arc with the second limiting plate, first limiting plate is equal to the tank of liquid nitrogen container close to the measurement portion, its arc radius The radius of intraoral wall；The arc radius of second limiting plate is equal to the radius of the tank mouth outer wall of liquid nitrogen container.
- 3. manual measurement liquid nitrogen container liquid level liquid level ruler according to claim 2, it is characterised in that first limiting plate The distance between measurement portion is 0.5-1cm.
- 4. manual measurement liquid nitrogen container liquid level liquid level ruler according to claim 1, it is characterised in that set in the measurement portion There is chute, sliding block is installed in the chute, the limiting section is fixedly connected with the sliding block.
- 5. manual measurement liquid nitrogen container liquid level liquid level ruler according to claim 4, it is characterised in that installed on the sliding block There is clamping screw, the clamping screw is located at the top of the limiting section.
- 6. manual measurement liquid nitrogen container liquid level liquid level ruler according to claim 1, it is characterised in that the measurement minister 80-150cm, minimum scale 1cm, 0 graduation mark are located at the bottom of the measurement portion.
- 7. manual measurement liquid nitrogen container liquid level liquid level ruler according to claim 1, it is characterised in that the manual measurement liquid Nitrogen tank liquid level is SUS304 stainless steels with the material of liquid level ruler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720788914.8U CN207081456U (en) | 2017-06-30 | 2017-06-30 | Manual measurement liquid nitrogen container liquid level liquid level ruler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720788914.8U CN207081456U (en) | 2017-06-30 | 2017-06-30 | Manual measurement liquid nitrogen container liquid level liquid level ruler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207081456U true CN207081456U (en) | 2018-03-09 |
Family
ID=61425855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720788914.8U Expired - Fee Related CN207081456U (en) | 2017-06-30 | 2017-06-30 | Manual measurement liquid nitrogen container liquid level liquid level ruler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207081456U (en) |
-
2017
- 2017-06-30 CN CN201720788914.8U patent/CN207081456U/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 |
Granted publication date: 20180309 Termination date: 20210630 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |