CN214583437U - Glass rotameter with alarm protection - Google Patents
Glass rotameter with alarm protection Download PDFInfo
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- CN214583437U CN214583437U CN202121006015.0U CN202121006015U CN214583437U CN 214583437 U CN214583437 U CN 214583437U CN 202121006015 U CN202121006015 U CN 202121006015U CN 214583437 U CN214583437 U CN 214583437U
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- alarm
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- glass rotameter
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Abstract
The utility model provides a glass rotameter with alarm protection, which comprises a supporting tube and a conical tube fixed in the supporting tube, wherein a metal floater capable of floating up and down is arranged in the conical cavity of the conical tube, an alarm ring used for sensing the metal floater is slidably arranged on the outer wall of the supporting tube, and the alarm ring is connected with an alarm device; one side of the alarm ring is in threaded connection with an adjusting screw, one end of the adjusting screw penetrates through the alarm ring and abuts against the outer wall of the supporting tube, and a visible window for observation is formed in the alarm ring; a rectifying piece is fixed at the lower end of the conical tube and comprises a rectifying sheet fixed on the inner wall of the conical tube, and a plurality of rectifying holes are regularly distributed on the rectifying sheet; a support column extending downwards is arranged on the rectifying sheet, and a rectifying blade is rotatably arranged on the support column; the utility model provides a pair of glass rotameter of area warning protection has overcome the defect that current rotameter function singleness and measurement accuracy are poor.
Description
Technical Field
The utility model relates to a flowmeter field especially relates to a glass rotameter of area warning protection.
Background
The float flowmeter is a volume flow meter which is also called as a rotor flowmeter and measures by lifting a float in a vertical conical pipe along with the change of flow and changing the flow area between the float and the vertical conical pipe. The glass rotameter is often adopted when measuring the fluid flow in the pipeline, but the existing glass rotameter can only measure the flow in the pipeline, displays the fluid flow, has no warning function when the flow exceeds a set value, and has a single use function. In the using process, an operator is required to check whether the displayed flow value exceeds the range at any time, and time and labor are wasted.
The existing rotor flow meter usually encounters the situation that the fluid pressure is unstable to cause the up-and-down jumping of the floater in the working process, and the up-and-down jumping of the floater inevitably affects the reading judgment and the measurement precision.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model aims to solve the problem that a glass rotameter of area warning protection is provided to overcome current rotameter function singleness and measurement accuracy poor defect.
(II) technical scheme
In order to solve the technical problem, the utility model provides a glass rotameter with alarm protection, which comprises a supporting tube and a conical tube fixed in the supporting tube, wherein a metal floater capable of floating up and down is arranged in the conical cavity of the conical tube, an alarm ring used for sensing the metal floater is slidably arranged on the outer wall of the supporting tube, and the alarm ring is connected with an alarm device; an adjusting screw is connected to one side of the alarm ring in a threaded manner, one end of the adjusting screw penetrates through the alarm ring and abuts against the outer wall of the supporting tube, and a visible window for observation is formed in the alarm ring; a rectifying piece is fixed on the lower side of the conical tube and comprises a rectifying sheet fixed on the inner wall of the conical tube, and a plurality of rectifying holes are regularly distributed on the rectifying sheet; the last downwardly extending's of being provided with of fairing support column, the last fairing blade that rotates of support column. The glass rotameter is provided with the alarm ring and the alarm device, so that the rotameter has an alarm function and stronger functionality; through setting up the fairing, can make the metal float more stable, measure more accurately.
Furthermore, the upper end and the lower end of the conical pipe are respectively provided with a water outlet and a water inlet which are communicated with the conical cavity. A water inlet joint is arranged on the water inlet, and a first sealing ring is arranged between the water inlet joint and the conical pipe; and a water outlet joint is arranged on the water outlet, and a second sealing ring is arranged between the water outlet joint and the conical pipe. The water inlet connector and the water outlet connector are respectively fixedly connected with the supporting tube through fastening screws. A water inlet joint and a water outlet joint are arranged, so that the flowmeter is conveniently connected with an external pipeline; the first sealing ring and the second sealing ring are arranged, so that the sealing performance of the flowmeter is improved.
Furthermore, the upper end and the lower end of the conical cavity are respectively provided with a stop piece, and the stop pieces are used for buffering the metal floater. Set up the stop part, can cushion metal float, prevent the collision between each part, improve metal float's life.
Furthermore, the outer wall of the conical tube is provided with scale marks, and the visual window corresponds to the scale marks; the conical tube is made of transparent glass materials. The visible window is arranged on the alarm ring, so that scale marks cannot be shielded, and reading is facilitated.
Furthermore, the conical cavity is in an inverted round table shape with a large caliber at the upper end and a small caliber at the lower end; the metal floater is bullet-shaped; the fairing and the support column are of an integrated structure.
(III) advantageous effects
The utility model provides a pair of glass rotameter of area warning protection compares with prior art and has following advantage:
1) the alarm ring and the alarm device are arranged, when the metal floater rises to the position corresponding to the alarm ring, the alarm device gives an alarm, so that the flow change can be monitored in real time, and the functionality is stronger; moreover, the visible window is arranged on the alarm ring, so that the scale marks are not blocked, and the reading is convenient; the alarm ring is slidably mounted on the supporting tube through the adjusting screw, the lifting operation of the alarm ring is simple, and the preset flow is simple and convenient;
2) set up the fairing and through the cooperation of fairing and rectifier blade, can guarantee the transportation that the inside fluid of flowmeter can be steady at the in-process of carrying, the too fast too slow problem of velocity of flow can not appear to promote the unsteady stability of metal float, improve measurement accuracy.
Drawings
FIG. 1 is a schematic structural view of a glass rotameter with alarm protection of the present invention;
FIG. 2 is a schematic structural view of the glass rotameter with alarm protection of the present invention at another viewing angle;
FIG. 3 is a schematic view of the lower portion of a glass rotameter with alarm protection according to the present invention;
FIG. 4 is a schematic structural view of a glass rotameter commutator with alarm protection according to the present invention;
the corresponding part names for the various reference numbers in the figures are: 1. supporting a tube; 2. a tapered tube; 3. a metal float; 4. an alarm ring; 5. an alarm device; 6. an adjusting screw; 7. a fairing; 8. a water inlet joint; 9. a first seal ring; 10. a water outlet joint; 11. a second seal ring; 12. a stopper; 13. fastening screws; 201. a tapered cavity; 202. scale lines; 401. a visible window; 701. a commutator segment; 702. a flow rectifying hole; 703. a support pillar; 704. and a rectifying blade.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
Referring to fig. 1 to 4, the utility model provides a glass rotameter with alarm protection, including stay tube 1 and the toper pipe 2 of fixing in stay tube 1, toper pipe 2 adopts transparent glass material to make, makes things convenient for the reading. The metal floater 3 which can float up and down is arranged in the conical cavity 201 of the conical pipe 2, the conical cavity 201 is in an inverted round platform shape with a large caliber at the upper end and a small caliber at the lower end, and the metal floater 3 is in a bullet shape.
Referring to fig. 1 and 2, an alarm ring 4 for sensing the metal float 3 is slidably mounted on the outer wall of the support tube 1, and the alarm ring 4 is connected with an alarm device 5; one side of the alarm ring 4 is in threaded connection with an adjusting screw 6, one end of the adjusting screw 6 penetrates through the alarm ring 4 and abuts against the outer wall of the support tube 1, and a visible window 401 for observation is formed in the alarm ring 4; the outer wall of the conical tube 2 is provided with scale marks 202, and the visual window 401 corresponds to the scale marks 202. The visible window is arranged on the alarm ring, so that scale marks cannot be shielded, and reading is facilitated.
Referring to fig. 3 and 4, a fairing 7 is fixed on the lower side of the conical tube 2, the fairing 7 comprises a fairing plate 701 fixed on the inner wall of the conical tube 2, and a plurality of fairing holes 702 are regularly distributed on the fairing plate 701; the fairing 701 is provided with a support column 703 extending downwards, and the support column 703 is rotatably provided with a fairing blade 704. Wherein, the fairing 701 and the supporting column 703 are of an integrated structure.
Referring to fig. 2 and 3, the upper end and the lower end of the conical tube 2 are respectively provided with a water outlet and a water inlet which are communicated with the conical cavity 201. A water inlet joint 8 is arranged on the water inlet, and a first sealing ring 9 is arranged between the water inlet joint 8 and the conical pipe 2; a water outlet joint 10 is arranged on the water outlet, and a second sealing ring 11 is arranged between the water outlet joint 10 and the conical pipe 2. The water inlet joint 8 and the water outlet joint 10 are respectively fixedly connected with the supporting tube 1 through fastening screws 13. A water inlet joint and a water outlet joint are arranged, so that the flowmeter is conveniently connected with an external pipeline; the first sealing ring and the second sealing ring are arranged, so that the sealing performance of the flowmeter is improved. The upper and lower ends of the tapered chamber 201 are respectively provided with a stopper 12, and the stopper 12 is used for buffering the metal float 3. Set up the stop part, can cushion metal float, prevent the collision between each part, improve metal float's life.
According to the glass rotameter with the alarm protection, the alarm ring and the alarm device are arranged, when the metal floater rises to the position corresponding to the alarm ring, the alarm device gives an alarm, so that the flow change can be monitored in real time, and the glass rotameter is stronger in function; moreover, the visible window is arranged on the alarm ring, so that the scale marks are not blocked, and the reading is convenient; the alarm ring is slidably mounted on the supporting tube through the adjusting screw, the lifting operation of the alarm ring is simple, and the preset flow is simple and convenient; the flow regulating piece is arranged, and through the matching of the flow regulating piece and the flow regulating blades, the stable conveying of the fluid in the flow meter in the conveying process can be ensured, the problem that the flow speed is too fast or too slow can not occur, so that the floating stability of the metal floater is improved, and the measurement precision is improved; the defects of single function and poor measurement precision of the conventional rotameter are overcome.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. The utility model provides a glass rotameter of area warning protection which characterized in that: the device comprises a supporting pipe (1) and a conical pipe (2) fixed in the supporting pipe (1), wherein a metal floater (3) capable of floating up and down is installed in a conical cavity (201) of the conical pipe (2), an alarm ring (4) used for sensing the metal floater (3) is installed on the outer wall of the supporting pipe (1) in a sliding mode, and the alarm ring (4) is connected with an alarm device (5); an adjusting screw (6) is connected to one side of the alarm ring (4) in a threaded manner, one end of the adjusting screw (6) penetrates through the alarm ring (4) and abuts against the outer wall of the supporting tube (1), and a visible window (401) for observation is formed in the alarm ring (4); a rectifying piece (7) is fixed on the lower side of the conical tube (2), the rectifying piece (7) comprises a rectifying sheet (701) fixed on the inner wall of the conical tube (2), and a plurality of rectifying holes (702) are regularly distributed in the rectifying sheet (701); the rectifying plate (701) is provided with a supporting column (703) extending downwards, and the supporting column (703) is rotatably provided with rectifying blades (704).
2. The glass rotameter with alarm protection of claim 1, wherein: the upper end and the lower end of the conical pipe (2) are respectively provided with a water outlet and a water inlet which are communicated with the conical cavity (201).
3. The glass rotameter with alarm protection as defined in claim 2, wherein: a water inlet joint (8) is arranged on the water inlet, and a first sealing ring (9) is arranged between the water inlet joint (8) and the conical pipe (2); install out water swivel (10) on the delivery port, go out water swivel (10) with install second sealing washer (11) between conical tube (2).
4. The glass rotameter with alarm protection of claim 1, wherein: and the upper end and the lower end of the conical cavity (201) are respectively provided with a stop piece (12), and the stop pieces (12) are used for buffering the metal floater (3).
5. The glass rotameter with alarm protection of claim 3, wherein: the water inlet joint (8) and the water outlet joint (10) are fixedly connected with the supporting pipe (1) through fastening screws (13) respectively.
6. The glass rotameter with alarm protection of claim 1, wherein: the outer wall of the conical tube (2) is provided with scale marks (202), and the visual window (401) corresponds to the scale marks (202).
7. The glass rotameter with alarm protection of claim 1, wherein: the conical tube (2) is made of transparent glass materials.
8. The glass rotameter with alarm protection of claim 1, wherein: the conical cavity (201) is in an inverted round table shape with a large caliber at the upper end and a small caliber at the lower end.
9. The glass rotameter with alarm protection of claim 1, wherein: the metal floater (3) is bullet-shaped.
10. The glass rotameter with alarm protection of claim 1, wherein: the fairing (701) and the supporting column (703) are of an integrated structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121006015.0U CN214583437U (en) | 2021-05-12 | 2021-05-12 | Glass rotameter with alarm protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121006015.0U CN214583437U (en) | 2021-05-12 | 2021-05-12 | Glass rotameter with alarm protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214583437U true CN214583437U (en) | 2021-11-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121006015.0U Active CN214583437U (en) | 2021-05-12 | 2021-05-12 | Glass rotameter with alarm protection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214583437U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114878112A (en) * | 2022-05-17 | 2022-08-09 | 国家能源集团国源电力有限公司 | Airflow detection device |
-
2021
- 2021-05-12 CN CN202121006015.0U patent/CN214583437U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114878112A (en) * | 2022-05-17 | 2022-08-09 | 国家能源集团国源电力有限公司 | Airflow detection device |
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