CN210741576U - Compact wedge-shaped flowmeter - Google Patents
Compact wedge-shaped flowmeter Download PDFInfo
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- CN210741576U CN210741576U CN201922190677.7U CN201922190677U CN210741576U CN 210741576 U CN210741576 U CN 210741576U CN 201922190677 U CN201922190677 U CN 201922190677U CN 210741576 U CN210741576 U CN 210741576U
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Abstract
The utility model relates to a compact wedge flowmeter, including flow tube and manometer, the middle part of flow tube inwards inlays the wedge that is equipped with integrated into one piece, the both ends of flow tube are provided with respectively with flow tube integrated into one piece's ring flange, set up the pressure measurement hole that is linked together with flow tube on the ring flange, the pressure measurement score is worn to establish in the pressure measurement hole respectively to with ring flange fixed connection. The utility model has the advantages that: the flowmeter has compact structure, low cost and convenient transportation.
Description
Technical Field
The utility model belongs to the technical field of the flowmeter technique and specifically relates to a compact wedge flowmeter is related to.
Background
In industrial sites, meters that measure fluid flow are collectively referred to as flowmeters or flowmeters; is one of the most important instruments in industrial measurement. With the development of industry, the requirements on the accuracy and range of flow measurement are higher and higher, and in order to adapt to multiple purposes, various types of flow meters are developed in succession and widely applied to industries such as petroleum and natural gas, petrochemical industry, water treatment, food and beverage, pharmacy, energy, metallurgy, paper pulp and building materials, and the like.
The wedge-shaped flowmeter is a novel throttling differential pressure type flow measuring instrument, can perform high-precision flow measurement under the conditions of high viscosity, low Reynolds number, Reynolds number and 500 usable fluids, and has incomparable advantages and irreplaceable effects on flow measurement occasions with low flow velocity, small flow and large pipe diameter.
However, the wedge-shaped flowmeter in the prior art is complex in structure, most of the wedge-shaped flowmeter is subjected to flange pressure measurement, so that the structure is not compact, the cost is increased, and the installation and the transportation are inconvenient.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a compact wedge flowmeter, its advantage: the flowmeter has compact structure, low cost and convenient transportation.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: the utility model provides a compact wedge flowmeter, includes flow tube and manometer, the middle part of flow tube inwards inlays and is equipped with integrated into one piece's wedge, the both ends of flow tube are provided with respectively with flow tube integrated into one piece's ring flange, set up the pressure measurement hole that is linked together with flow tube on the ring flange, the manometer is worn to establish in the pressure measurement hole respectively to with ring flange fixed connection.
By adopting the technical scheme, the pressure measuring hole for accommodating the pressure measuring meter is formed in the flange plate, so that the pressure measuring meter does not occupy the length of the flow tube, the length of the flow tube can be shortened, and the effects of compact structure, cost reduction and convenience in working and transportation are achieved.
The utility model discloses further set up to: the pressure measuring device is characterized in that a cylindrical groove coaxial with the pressure measuring hole is formed in the pressure measuring hole, the cylindrical groove is communicated with the outside, and a cylindrical block clamped in the cylindrical groove is additionally arranged at a position, right opposite to the cylindrical groove, of the pressure measuring meter.
Through adopting above-mentioned technical scheme, the cylinder piece holds in the cylinder inslot to cylinder piece and ring flange welded fastening, the welding area of increase manometer and ring flange has guaranteed that the manometer is more stable fixes on the ring flange.
The utility model discloses further set up to: the flow pipe is characterized in that a first circular platform groove which is coaxial with the pressure measuring hole and communicated with the cylindrical groove is formed in the pressure measuring hole, the first circular platform groove is located at one end, facing the axis of the flow pipe, of the cylindrical groove, the diameter of the upper end face of the first circular platform groove is smaller than that of the cylindrical groove, and a first circular platform block clamped with the first circular platform groove is additionally arranged at the position, facing the first circular platform groove, of the pressure measuring meter.
Through adopting above-mentioned technical scheme, first round platform piece holds in first round platform inslot to and the cylinder piece between have the level face of contradicting, improved the leakproofness between manometer and the pressure cell.
The utility model discloses further set up to: the flow pipe is characterized in that a second circular platform groove which is coaxial with the pressure measuring hole and communicated with the first circular platform groove is formed in the pressure measuring hole, the second circular platform groove is located at one end, facing the axis of the flow pipe, of the first circular platform groove, the diameter of the upper end face of the second circular platform groove is smaller than that of the lower end face of the first circular platform groove, and a second circular platform block clamped in the second circular platform groove is arranged at the position, facing the second circular platform groove, of the pressure measuring meter.
Through adopting above-mentioned technical scheme, the second round platform piece holds in the second round platform inslot to have the horizontal conflict face between with the first round platform piece, form a secondary seal effect with first round platform piece both, strengthened the leakproofness between manometer and the pressure cell.
The utility model discloses further set up to: and the end surface of the flange plate is provided with a clamping groove which is coaxial with the flow tube.
Through adopting above-mentioned technical scheme, set up the draw-in groove, make things convenient for the staff with flowmeter and the pipeline relative it that needs the installation, and then make things convenient for the staff to install the ring flange.
The utility model discloses further set up to: and a hanging ring is additionally arranged on the peripheral surface of the flange plate.
Through adopting above-mentioned technical scheme, firstly when the flowmeter transports, fix it, secondly, the staff is at the installation flow timing, hoists the ring flange, and then makes things convenient for the staff to install the flowmeter.
The utility model discloses further set up to: and the end surface of the flange plate is provided with a positioning groove.
By adopting the technical scheme, the positioning groove is formed, so that the pipeline to be installed can be conveniently positioned by the worker, the hole through which the worker bolt passes on the flange plate is opposite to the hole, and the worker can conveniently install the fixed flange plate by the bolt.
To sum up, the utility model discloses a beneficial technological effect does:
1. the flange plate is provided with the pressure measuring hole for accommodating the pressure measuring meter, so that the pressure measuring meter does not occupy the length of the flow tube, and the length of the flow tube can be shortened, thereby achieving the effects of compact structure, cost reduction and convenience in work and transportation;
2. the sealing performance of the pressure gauge and the pressure measuring hole is improved by arranging the circular platform groove and additionally arranging the circular platform block;
3. through setting up draw-in groove and constant head tank, make things convenient for the staff to install and use the flowmeter.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a partial sectional view of the present invention.
Fig. 3 is a partially enlarged schematic view of a portion a in fig. 2.
In the figure, 1, a flow tube; 2. a wedge block; 3. a manometer; 4. a flange plate; 41. a card slot; 42. positioning a groove; 5. a pressure measuring hole; 6. a cylindrical groove; 61. a cylindrical block; 7. a first circular truncated cone groove; 71. a first circular table block; 8. a second circular platform groove; 81. a second circular table block; 9. and (5) hanging a ring.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b): as shown in fig. 1 and 2, the compact wedge-shaped flowmeter disclosed by the present invention comprises a flow tube 1, a wedge 2 and a pressure gauge 3, wherein the wedge 2 is integrally formed and fixedly connected inside the middle part of the flow tube 1, two ends of the flow tube 1 are respectively fixedly connected with a flange 4, for facilitating the connection of workers and applied pipelines, the outer peripheral surface of the flange plate 4 is provided with a pressure measuring hole 5, the pressure measuring hole 5 is communicated with the flow tube 1, a pressure gauge 3 passes through the pressure measuring hole 5 and is welded on the flange plate 4, for measuring the pressure inside the flow tube 1, by arranging the pressure gauge 3 on the flange 4, the pressure gauge 3 does not occupy the flow tube 1, further, the length of the flow tube 1 can be reduced, so that the length of the flow tube 1 of the whole flowmeter is reduced, a compact flowmeter is formed, the production cost is reduced, and the transportation is convenient.
As shown in fig. 2 and 3, the pressure measuring hole 5 is provided with a cylindrical groove 6, a first circular platform groove 7 and a second circular platform groove 8 in order from an opening end on the outer peripheral surface of the flange plate 4 to the axial direction of the flow tube 1, the cylindrical groove 6 and the pressure measuring hole 5 are coaxially arranged, the first circular platform groove 7 is positioned at one end of the cylindrical groove 6 facing the axial direction of the flow tube 1 and communicated with each other, the diameter of the cylindrical groove 6 is slightly larger than that of the upper end surface of the first circular platform groove 7 (the upper end surface of the circular platform groove is the end surface far away from the axial direction of the flow tube 1, and the lower end surface is the end surface close to the axial direction of the flow tube 1), the second cylindrical groove 6 is positioned at one section of the first circular platform groove 7 facing the axial direction of the flow tube 1 and communicated with each other, the diameter of the upper end surface of the second circular platform groove 8 is smaller than that of the lower end surface of the first circular platform groove 7, and the pressure measuring meter 3 is respectively and coaxially fixed with a cylindrical block 61, First round platform piece 71 and second round platform piece 81, cylinder piece 61 just in time holds in cylinder groove 6, and cylinder piece 61 and ring flange 4 welded fastening, increase manometer 3 and ring flange 4's welding area, guaranteed that manometer 3 is more stable fixes on ring flange 4, first round platform piece 71 just in time holds in first round platform groove 7, and with the cylinder piece 61 between have the level face of contradicting, the leakproofness between manometer 3 and the manometer hole 5 has been improved, second round platform piece 81 just in time holds in second round platform groove 8, and with the first round platform piece 71 between have the level face of contradicting, secondary seal, the leakproofness between manometer 3 and the manometer hole 5 has been strengthened.
As shown in fig. 1, a clamping groove 41 and a positioning groove 42 which are coaxial with the flow tube 1 are respectively formed in the end face of the flange plate 4, the clamping groove 41 is formed, so that a worker can conveniently install the flowmeter and a pipeline to be installed relative to the flange plate 4, the positioning groove 42 is formed, the worker can conveniently position the pipeline to be installed, holes through which worker bolts pass on the flange plate 4 are opposite to the holes, and the worker can conveniently install the fixed flange plate 4 through the bolts.
The outer peripheral face of ring flange 4 is gone up the rigid coupling and is had link 9, firstly when the flowmeter transported, fixes it, secondly, and the staff is at the installation flow timing, hoists ring flange 4, and then makes things convenient for the staff to install the flowmeter.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (7)
1. The utility model provides a compact wedge flowmeter, includes flow tube (1) and manometer (3), the middle part of flow tube (1) is inwards inlayed and is equipped with integrated into one piece's wedge (2), the both ends of flow tube (1) are provided with respectively with flow tube (1) integrated into one piece's ring flange (4), its characterized in that, set up manometer hole (5) that are linked together with flow tube (1) on ring flange (4), manometer (3) wear to establish respectively in manometer hole (5) to with ring flange (4) fixed connection.
2. The compact wedge flowmeter according to claim 1, wherein a cylindrical groove (6) coaxial with the pressure measuring hole (5) is formed in the pressure measuring hole (5), the cylindrical groove (6) is communicated with the outside, and a cylindrical block (61) clamped in the cylindrical groove (6) is additionally arranged at a position, facing the cylindrical groove (6), of the pressure measuring meter (3).
3. The compact wedge flowmeter of claim 2, wherein a first circular platform groove (7) coaxial with the pressure measuring hole (5) and communicated with the cylindrical groove (6) is formed in the pressure measuring hole (5), the first circular platform groove (7) is positioned at one end, facing the axis of the flow tube (1), of the cylindrical groove (6), the diameter of the upper end face of the first circular platform groove (7) is smaller than that of the cylindrical groove (6), and a first circular platform block (71) clamped with the first circular platform groove (7) is additionally arranged at a position, facing the first circular platform groove (7), of the pressure measuring meter (3).
4. The compact wedge flowmeter of claim 3, wherein a second circular platform groove (8) coaxial with the pressure measuring hole (5) and communicated with the first circular platform groove (7) is formed in the pressure measuring hole (5), the second circular platform groove (8) is positioned at one end, facing the axis of the flow tube (1), of the first circular platform groove (7), the diameter of the upper end face of the second circular platform groove (8) is smaller than that of the lower end face of the first circular platform groove (7), and a second circular platform block (81) clamped in the second circular platform groove (8) is additionally arranged at a position, facing the second circular platform groove (8), of the pressure measuring meter (3).
5. The compact wedge flowmeter of claim 1, wherein the flange (4) has a slot (41) on its end face coaxial with the flow tube (1).
6. The compact wedge flowmeter of claim 1, wherein said flange (4) is provided with a suspension ring (9) on its outer periphery.
7. The compact wedge flowmeter of claim 1, wherein the flange (4) has a locating groove (42) formed in an end surface thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922190677.7U CN210741576U (en) | 2019-12-02 | 2019-12-02 | Compact wedge-shaped flowmeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922190677.7U CN210741576U (en) | 2019-12-02 | 2019-12-02 | Compact wedge-shaped flowmeter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210741576U true CN210741576U (en) | 2020-06-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922190677.7U Active CN210741576U (en) | 2019-12-02 | 2019-12-02 | Compact wedge-shaped flowmeter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210741576U (en) |
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2019
- 2019-12-02 CN CN201922190677.7U patent/CN210741576U/en active Active
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