CN207132924U - A kind of glass rotameter - Google Patents
A kind of glass rotameter Download PDFInfo
- Publication number
- CN207132924U CN207132924U CN201721114119.7U CN201721114119U CN207132924U CN 207132924 U CN207132924 U CN 207132924U CN 201721114119 U CN201721114119 U CN 201721114119U CN 207132924 U CN207132924 U CN 207132924U
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- China
- Prior art keywords
- graded tube
- piston part
- glass rotameter
- tube
- stop part
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Abstract
The utility model belongs to apparatus for metering fluids field, and in particular to a kind of glass rotameter, including：Graded tube, and it is respectively arranged in the stop part of graded tube upper/lower terminal；The stop part is suitable to the scale seal of tube.Glass rotameter of the present utility model has the characteristics of simple in construction, good airproof performance, high measurement accuracy.
Description
Technical field
It the utility model is related to apparatus for metering fluids field, and in particular to a kind of glass rotameter.
Background technology
Spinner flowmeter is a kind of instantaneous delivery measuring instrumentss quite varied using simple, convenient reading, purposes, mainly
For in each department such as chemical industry, oil, light industry, medicine, chemical fertilizer, chemical fibre, food, dyestuff, environmental protection and scientific research, for surveying
Measure the flow of single-phase non-pulsating (liquid or gas) fluid.
When in use, fluid media (medium) is born by spinner flowmeter, the gravity of the float of circular cross section by hydrodynamic,
Float freely raising and lowering in Taper Pipe, moves up and down under flow velocity and buoyancy, after being balanced with float weight, passes through
Magnetic coupling passes to indicates flow with dial.Therefore, the sealing of Taper Pipe is particularly significant to the measurement accuracy of spinner flowmeter.
Utility model content
The purpose of this utility model is to provide a kind of glass rotameter, to improve the sealing effectiveness of spinner flowmeter.
In order to solve the above-mentioned technical problem, the utility model provides a kind of glass rotameter, including：Graded tube,
And it is respectively arranged in the stop part of graded tube upper/lower terminal；The stop part is suitable to the scale seal of tube.
Further, the stop part includes：Base and the piston part on base；The piston part is suitable to from the one of graded tube
After end plug enters, to seal graded tube.
Further, the piston part opens up an annular slot along side wall, and a sealing ring is installed in the annular slot.
Further, the piston part is cylinder, and its end is suitable to anti-detent plug so that the radially uniform arrangement in cylinder axle center is some
The triangle awl support piece of portion's deformation.
Further, the end of the stop part opens up a bullport along axle center；It is provided with the graded tube and is oriented to plug, with
And the float moved along plug is oriented to；The bullport is adapted for engagement with guiding plug and passed through；The triangle awl support piece is intersected in
The bullport, to form interior cone angle, and it is adapted to one end of float；When float is moved to one end of graded tube, institute is caught in
State in interior cone angle.
Further, the interior cone angle is 40 ° -60 °.
Further, the graded tube is that both ends are thick, and the thin cylinder in middle part, the internal diameter at the graded tube both ends is 22-68mm；
A diameter of 22.5-68.5mm of the piston part；A diameter of 42-98mm of the base, to cover the end of graded tube.
The beneficial effects of the utility model are, glass rotameter of the present utility model by graded tube,
The stop part at lower both ends, by the scale seal of tube；The characteristics of with simple in construction, good airproof performance, high measurement accuracy.
Further, in the piston part side wall installation sealing ring of the stop part, after fluid is passed through, the sealing ring is due to temperature
Degree and pressure swelling, the sealing of flowmeter is effectively increased, use is more stable, safety.
Brief description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is the structure chart of glass rotameter of the present utility model；
Fig. 2 is the structure chart of stop part of the present utility model；
Fig. 3 is the top view of stop part of the present utility model；
In figure：Graded tube 1, stop part 2, base 21, step 211, piston part 22, annular slot 221, triangle awl support piece
222, sealing ring 3, bullport 23, it is oriented to plug 4, float 41.
Embodiment
The utility model is described in further detail presently in connection with accompanying drawing.These accompanying drawings are simplified schematic diagram,
Only illustrate basic structure of the present utility model in a schematic way, therefore it only shows the composition relevant with the utility model.
Fig. 1 is the structure chart of glass rotameter of the present utility model.
As shown in figure 1, a kind of glass rotameter is present embodiments provided, including：Graded tube 1, and install respectively
In the stop part 2 of graded tube upper/lower terminal；The stop part 2 is suitable to seal graded tube 1；The glass rotors stream of the present embodiment
Gauge has the characteristics of simple in construction, good airproof performance.
Fig. 2 is the structure chart of stop part of the present utility model.
A kind of preferred embodiment as stop part.
The stop part 2 includes：Base 21 and the piston part 22 on base 21；The piston part 22 is suitable to from graded tube 1
One end fill in after, to seal graded tube 1.Specifically, the graded tube 1 is the cylinder that both ends are thick, middle part is thin, the graded tube
The internal diameter at both ends is 22-68mm, a diameter of 22.5-68.5mm of the piston part 22, so that the inwall of piston part and graded tube is formed
Interference fit, seal graded tube 1；A diameter of 42-98mm of the base 21, to cover the end of graded tube 1, improve sealing effect
Fruit.
The edge of the base 21 is additionally provided with step 211, to facilitate the installation or removal stop part 2.
Preferably, stop part 2 is formed in one body, to avoid the assembling gap of base 21 and piston part 22, influences graded tube 1
Sealing effectiveness.
Fig. 3 is the top view of stop part of the present utility model.
Fig. 3 is referred to, further, the piston part 22 opens up an annular slot 221 along side wall, and in the annular slot 221
One sealing ring 3 of interior installation.Specifically, when being passed through fluid in graded tube 1, the sealing ring 3 is swollen at temperature or pressure effect
Tightly, the pressure and frictional force of piston part 22 and the side wall of graded tube 1 are added, both can prevent piston part 22 from loosening in use,
And can improves the sealing of graded tube 1.
The annular slot 221 can be annular square groove or annular rounded groove, preferably annular rounded groove, be matched with sealing ring 3,
When sealing ring 3 expands, reduce the gap of sealing ring 3 and annular slot, to improve sealing.
Further, the piston part 22 is cylinder, and its end is suitable to prevent so that the radially uniform arrangement in cylinder axle center is some
The triangle awl support piece 222 that piston part 22 deforms, had both facilitated piston part 22 to fill in scale tube end, and the deformation of and can enhancing piston part 22 resists
Power, increase piston part 22 and the pressure and frictional force of graded tube 1, can prevent piston part 22 from loosening in use, and and can improves
The sealing of graded tube 1.
Further, the end of the stop part 2 opens up a bullport 23 along axle center；It is provided with the graded tube 1 and is oriented to core
Rod 4, and the float 41 moved along plug 4 is oriented to；The bullport 23 is adapted for engagement with guiding plug 4 and passed through；The pyrometric cone
Support block 222 is intersected in the bullport 23, to form interior cone angle, and is adapted to one end of float 41；It is moved in float 41
During one end of graded tube 1, it is caught in the interior cone angle.
Fluid is passed through in graded tube 1 specifically, working as, it is described to be moved in float 41 along plug 4 is oriented to, i.e., in use always
Parallel to graded tube, measurement accuracy is improved；When float 41 is moved to one end of graded tube 1, the conical end of float is caught in institute
State in interior cone angle, avoid the piston part of float damage stop part.
The interior cone angle of the triangle awl support piece can be 40 ° -60 °.
Using it is above-mentioned according to desirable embodiment of the present utility model as enlightenment, pass through above-mentioned description, related work people
Member can carry out various changes and amendments in the range of without departing from this item utility model technological thought completely.This item is real
The content being not limited to new technical scope on specification, it is necessary to which its technology is determined according to right
Property scope.
Claims (5)
- A kind of 1. glass rotameter, it is characterised in that including：Graded tube (1), and it is respectively arranged in the stop part of graded tube upper/lower terminal；The stop part is suitable to the scale seal of tube；The stop part (2) includes：Base and the piston part on base, the piston part are suitable to fill in from one end of graded tube Afterwards, to seal graded tube；The end of the stop part opens up a bullport along axle center；It is provided with the graded tube and is oriented to plug, and the float moved along plug is oriented to；The bullport is adapted for engagement with guiding plug and passed through；One triangle awl support piece is intersected in the bullport, to form interior cone angle, and is adapted to one end of float；Moved in float To graded tube one end when, be caught in the interior cone angle.
- 2. glass rotameter according to claim 1, it is characterised in thatThe piston part opens up an annular slot along side wall, and a sealing ring is installed in the annular slot.
- 3. glass rotameter according to claim 2, it is characterised in thatThe piston part is cylinder, and its end is suitable to prevent described in the deformation of piston part so that the radially uniform arrangement in cylinder axle center is some Triangle awl support piece.
- 4. glass rotameter according to claim 3, it is characterised in thatThe interior cone angle is 40 ° -60 °.
- 5. glass rotameter according to claim 4, it is characterised in thatThe graded tube is that both ends are thick, the thin cylinder in middle part,The internal diameter at the graded tube both ends is 22-68mm；A diameter of 22.5-68.5mm of the piston part；A diameter of 42-98mm of the base, to cover the end of graded tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721114119.7U CN207132924U (en) | 2017-09-01 | 2017-09-01 | A kind of glass rotameter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721114119.7U CN207132924U (en) | 2017-09-01 | 2017-09-01 | A kind of glass rotameter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207132924U true CN207132924U (en) | 2018-03-23 |
Family
ID=61637115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721114119.7U Active CN207132924U (en) | 2017-09-01 | 2017-09-01 | A kind of glass rotameter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207132924U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108775933A (en) * | 2018-06-08 | 2018-11-09 | 合肥利都自动化仪表有限公司 | A kind of spinner flowmeter with separate type float stabilizer |
| CN108801384A (en) * | 2018-06-08 | 2018-11-13 | 合肥利都自动化仪表有限公司 | It is a kind of that there is the spinner flowmeter for being directed laterally to plug |
-
2017
- 2017-09-01 CN CN201721114119.7U patent/CN207132924U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108775933A (en) * | 2018-06-08 | 2018-11-09 | 合肥利都自动化仪表有限公司 | A kind of spinner flowmeter with separate type float stabilizer |
| CN108801384A (en) * | 2018-06-08 | 2018-11-13 | 合肥利都自动化仪表有限公司 | It is a kind of that there is the spinner flowmeter for being directed laterally to plug |
| CN108775933B (en) * | 2018-06-08 | 2020-07-10 | 安徽中知众创知识产权运营有限公司 | Rotor flow meter with disconnect-type float stabilizer |
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