CN217236884U - Novel V-cone type flowmeter - Google Patents
Novel V-cone type flowmeter Download PDFInfo
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- CN217236884U CN217236884U CN202220456573.5U CN202220456573U CN217236884U CN 217236884 U CN217236884 U CN 217236884U CN 202220456573 U CN202220456573 U CN 202220456573U CN 217236884 U CN217236884 U CN 217236884U
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Abstract
The utility model belongs to the flowmeter field especially is a novel V coniform flowmeter, include: the flowmeter comprises a flowmeter body and a pressure measuring pipe, wherein the flowmeter body is used for detecting the internal flow of a pipeline, two pressure measuring pipes are fixed on the outer wall of the flowmeter body, fixed pipes are fixed on the pressure measuring pipes, sliding pipes are slidably sleeved on the two fixed pipes, and a compression bolt is connected to one side of the bottom end of each sliding pipe in a threaded manner; slide from top to bottom the slip pipe, thereby realize the purpose of adjustment changer height, when the slip pipe is gliding from top to bottom, folding hose is synchronous flexible from top to bottom, position adjustment finishes the back, close the gas transmission valve, folding hose is inside to be in encapsulated situation, if the junction of slip pipe and fixed pipe takes place to leak, then baroceptor can detect the inside atmospheric pressure increase of folding hose, then with signal transmission to remote control terminal, warn, even the maintenance of warning personnel, guarantee to detect the precision, prevent to last a large amount of leakages, the security is improved.
Description
Technical Field
The utility model relates to a flowmeter field specifically is a novel V coniform flowmeter.
Background
The working principle of the V-cone type flowmeter is that when fluid filled in a pipeline flows through a flow orifice plate in the pipeline, the flow velocity forms local contraction at the throttling part of the flow orifice plate, so that the flow velocity is accelerated, the static pressure is reduced, pressure drop or pressure difference is generated before and after a standard orifice plate, the flow rate of medium flowing is larger, the pressure difference generated before and after the flow orifice plate is larger, and the flow rate of the fluid can be measured by measuring the pressure difference.
Chinese patent discloses a V-cone flowmeter, (No. CN214096188U), and this patent technology can realize the height adjustment of transmitter, but, the junction of its flexible pipeline does not have any protection mechanism, and when using for a long time, the junction of flexible pipeline easily leads to leaking because of sliding formation wearing and tearing, and personnel can't discover the maintenance in time, influence detection accuracy. Accordingly, those skilled in the art have provided a new type of V-cone type flowmeter to solve the problems set forth in the background above.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a novel V coniform flowmeter to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a novel V-cone flow meter comprising:
the flowmeter comprises a flowmeter body and a control device, wherein the flowmeter body is used for detecting the internal flow of a pipeline, two pressure taking pipes are fixed on the outer wall of the flowmeter body, fixed pipes are fixed on the pressure taking pipes, sliding pipes are slidably sleeved on the two fixed pipes, a compression bolt is in threaded connection with one side of the bottom end of each sliding pipe, and a hand wheel is coaxially fixed at one end of each compression bolt;
and the transmitter is positioned on the outer side of the flowmeter main body, two input ends of the transmitter are respectively fixed with a connecting valve, and the top ends of the two sliding pipes are respectively connected with the two connecting valves.
The protection mechanism is sleeved between the pressure tapping pipe and the sliding pipe and is used for monitoring and protecting;
the protection mechanism comprises an upper fixing plate, a lower fixing plate and a folding hose, wherein the upper fixing plate is sleeved and fixed on the outer side of the bottom end of the sliding pipe, the lower fixing plate is sleeved and fixed on the outer side of the top end of the pressure tapping pipe, the folding hose is positioned between the upper fixing plate and the lower fixing plate and sleeved on the outer side of the sliding pipe, the top end of the folding hose is fixed with the upper fixing plate, the bottom end of the folding hose is fixed with the lower fixing plate, an air pressure sensor used for detecting air pressure in the folding hose is fixed on the upper fixing plate, and an air delivery valve used for controlling air flow is further fixed on the upper fixing plate.
As a further aspect of the present invention: the outer wall cover of fixed pipe is established and is fixed with the sealed tube that is used for increasing the leakproofness, the slip pipe slip cap is established sealed tub outer wall.
As a further aspect of the present invention: and anti-skid grains used for increasing friction force are arranged on the periphery of the side wall of the hand wheel.
As a further aspect of the present invention: the both ends of flowmeter main part are equal fixedly connected with flange for with external piping connection.
As a further aspect of the present invention: the maximum extension length of the folding hose is larger than that of the fixed pipe.
As a further aspect of the present invention: the upper fixing plate and the lower fixing plate are made of stainless steel.
As a further aspect of the present invention: the diameters of the upper fixing plate and the lower fixing plate are both larger than the maximum diameter of the folding hose.
Compared with the prior art, the beneficial effects of the utility model are that:
slide from top to bottom the slip pipe, thereby realize the purpose of adjustment changer height, when the slip pipe is gliding from top to bottom, folding hose is synchronous flexible from top to bottom, folding hose covers the junction of slip pipe and fixed pipe and establishes sealedly, position adjustment finishes the back, close the gas transmission valve, folding hose is inside to be in encapsulated situation, if the junction of slip pipe and fixed pipe takes place to leak, then baroceptor can detect the inside atmospheric pressure increase of folding hose, then with signal transmission to remote control terminal, warn, even the maintenance of warning personnel, guarantee the detection precision, prevent to last a large amount of leakages, and the safety is improved.
Drawings
FIG. 1 is a schematic structural diagram of a novel V-cone type flowmeter;
FIG. 2 is an enlarged view of the point A in FIG. 1;
fig. 3 is a schematic diagram of the installation position of the protection mechanism in the new V-cone type flowmeter.
In the figure: 1. a flow meter body; 11. a pressure sampling pipe; 12. fixing the tube; 13. a sealing tube; 14. a sliding tube; 15. a hold-down bolt; 16. a hand wheel; 17. a connecting flange; 2. a protection mechanism; 21. fixing the plate; 22. a lower fixing plate; 23. folding the hose; 24. an air pressure sensor; 25. a gas delivery valve; 3. a transmitter; 31. and connecting a valve.
Detailed Description
Referring to fig. 1 to 3, in an embodiment of the present invention, a novel V-cone flow meter includes:
the flowmeter comprises a flowmeter body 1, two pressure sampling pipes 11 are fixed on the outer wall of the flowmeter body 1, fixed pipes 12 are fixed on the pressure sampling pipes 11, sliding pipes 14 are slidably sleeved on the two fixed pipes 12, a compression bolt 15 is in threaded connection with one side of the bottom end of each sliding pipe 14, and a hand wheel 16 is coaxially fixed at one end of each compression bolt 15;
and the transmitter 3 is positioned on the outer side of the flowmeter main body 1, two input ends of the transmitter 3 are both fixed with connecting valves 31, and the top ends of the two sliding pipes 14 are respectively connected with the two connecting valves 31.
The protection mechanism 2 is sleeved between the pressure sampling pipe 11 and the sliding pipe 14 and is used for monitoring and protecting;
the protection mechanism 2 comprises an upper fixing plate 21, a lower fixing plate 22 and a folding hose 23, the upper fixing plate 21 is sleeved and fixed on the outer side of the bottom end of the sliding pipe 14, the lower fixing plate 22 is sleeved and fixed on the outer side of the top end of the pressure taking pipe 11, the folding hose 23 is positioned between the upper fixing plate 21 and the lower fixing plate 22 and sleeved on the outer side of the sliding pipe 14, the top end of the folding hose 23 is fixed with the upper fixing plate 21, the bottom end of the folding hose 23 is fixed with the lower fixing plate 22, an air pressure sensor 24 for detecting the air pressure inside the folding hose 23 is fixed on the upper fixing plate 21, and an air delivery valve 25 for controlling the air flow is further fixed on the upper fixing plate 21.
In the embodiment, when the flowmeter is installed and used, the flowmeter body 1 is connected with an external pipeline through the connecting flanges 17 at two ends, a conveyed object flows through a cone in the flowmeter body 1 to form a high-pressure area and a low-pressure area, the two pressure taking pipes 11 are respectively connected with the low-pressure area and the high-pressure area in the flowmeter body 1, pressure is conveyed to the transmitter 3 through the pressure taking pipes 11, the fixed pipe 12 and the sliding pipe 14, signals are converted and displayed through the transmitter 3, meanwhile, the height of the transmitter 3 can be adjusted according to the using environment, the sliding pipe 14 slides up and down to achieve the purpose of adjusting the height of the transmitter 3, then the hand wheel 16 rotates the pressing bolt 15 to press the outer wall of the sealing pipe 13 to fix, the upper fixing plate 21 on the sliding pipe 14 slides up and down synchronously, the folding hose 23 with one end connected with the upper fixing plate 21 stretches up and down synchronously, open gas transmission valve 25 simultaneously, make the inside gas and the external environment intercommunication of folding hose 23, guarantee folding hose 23's normal flexible, folding hose 23 covers the junction of sliding tube 14 and fixed pipe 12 and establishes sealedly, after the position control finishes, close gas transmission valve 25, folding hose 23 is inside to be in encapsulated situation, if sliding tube 14 takes place to leak with the junction of fixed pipe 12, then baroceptor 24 can detect the inside atmospheric pressure increase of folding hose 23, then with signal transmission to remote control terminal, warn, even the maintenance of warning personnel, guarantee to detect the precision, prevent to last a large amount of leakages, and the safety is improved.
In fig. 3: the outer wall of fixed pipe 12 is established fixedly with the sealed tube 13 that is used for increasing the leakproofness, and the slip pipe 14 slip cap is established at sealed tube 13 outer wall for increase the leakproofness between slip pipe 14 and fixed pipe 12.
In fig. 2 and 3: the anti-skidding line that is used for increasing frictional force is all seted up to the lateral wall a week of hand wheel 16, and personnel are when rotating hand wheel 16, and the anti-skidding line can effectively increase frictional force, prevents the phenomenon of slippage.
In fig. 1: the equal fixedly connected with flange 17 in both ends of flowmeter main part 1 for with external piping connection, when the installation was used, be connected flowmeter main part 1 through flange 17 at both ends and external piping.
In fig. 1, 2 and 3: the maximum extension length of the folding hose 23 is larger than that of the fixed pipe 12, and when the fixed pipe 12 slides to the maximum height, the folding hose 23 can still normally extend to cover and seal the joint of the sliding pipe 14 and the fixed pipe 12.
In fig. 2 and 3: go up solid board 21 and lower solid board 22's material and be the stainless steel, be difficult for taking place the corrosion when the field environment uses, life is higher, goes up solid board 21 and lower solid board 22's diameter and all is greater than the maximum diameter of folding hose 23, can carry out complete lid to folding hose 23 and establish, draws folding hose 23 flexible can not take place the skew.
The utility model discloses a theory of operation is: when the flowmeter is installed and used, the flowmeter body 1 is connected with an external pipeline through connecting flanges 17 at two ends, a conveyed object flows through a cone in the flowmeter body 1 to form a high-pressure area and a low-pressure area, the two pressure taking pipes 11 are respectively connected with the low-pressure area and the high-pressure area in the flowmeter body 1, pressure is conveyed to a transmitter 3 through the pressure taking pipes 11, a fixed pipe 12 and a sliding pipe 14, signals are converted and displayed through the transmitter 3, meanwhile, the height of the transmitter 3 can be adjusted according to the using environment, the sliding pipe 14 slides up and down to achieve the purpose of adjusting the height of the transmitter 3, then a hand wheel 16 rotates a pressing bolt 15, the pressing bolt 15 is pressed on the outer wall of a sealing pipe 13 to be fixed, an upper fixing plate 21 on the sliding pipe 14 slides up and down synchronously, a folding hose 23 with one end connected with the upper fixing plate 21 stretches up and down synchronously, open gas transmission valve 25 simultaneously, make inside gas and the external environment intercommunication of folding hose 23, guarantee folding hose 23's normal flexible, folding hose 23 covers the junction of sliding tube 14 and fixed pipe 12 and establishes sealedly, after the position adjustment finishes, close gas transmission valve 25, folding hose 23 is inside to be in encapsulated situation, if sliding tube 14 takes place to leak with the junction of fixed pipe 12, then atmospheric pressure sensor 24 can detect the inside atmospheric pressure increase of folding hose 23, then with signal transmission to remote control terminal, warn, even the maintenance of warning personnel, guarantee the detection precision, prevent to last a large amount of leakages, and the safety is improved.
The above-mentioned, only be the embodiment of the preferred of the present invention, nevertheless the utility model discloses a protection scope is not limited to this, and any technical personnel familiar with this technical field is in the technical scope of the utility model discloses an according to the utility model discloses a technical scheme and utility model design in addition the replacement of equality or change, all should be covered within the protection scope of the utility model.
Claims (7)
1. A novel V-cone flow meter, comprising:
the flowmeter comprises a flowmeter body (1) and a hand wheel (16), wherein the flowmeter body is used for detecting the internal flow of a pipeline, two pressure taking pipes (11) are fixed on the outer wall of the flowmeter body (1), fixed pipes (12) are fixed on the pressure taking pipes (11), sliding pipes (14) are slidably sleeved on the two fixed pipes (12), one side of the bottom end of each sliding pipe (14) is in threaded connection with a compression bolt (15), and one end of each compression bolt (15) is coaxially fixed with the hand wheel (16);
the transmitter (3) is positioned on the outer side of the flowmeter main body (1), two input ends of the transmitter (3) are respectively fixed with a connecting valve (31), and the top ends of the two sliding pipes (14) are respectively connected with the two connecting valves (31);
the protection mechanism (2) is sleeved between the pressure tapping pipe (11) and the sliding pipe (14) and is used for monitoring and protecting;
the protection mechanism (2) comprises an upper fixing plate (21), a lower fixing plate (22) and a folding hose (23), the upper fixing plate (21) is sleeved and fixed on the outer side of the bottom end of the sliding pipe (14), the lower fixing plate (22) is sleeved and fixed on the outer side of the top end of the pressure taking pipe (11), the folding hose (23) is located between the upper fixing plate (21) and the lower fixing plate (22) and sleeved on the outer side of the sliding pipe (14), the top end of the folding hose (23) is fixed on the upper fixing plate (21), the bottom end of the folding hose (23) is fixed on the lower fixing plate (22), an air pressure sensor (24) used for detecting the air pressure inside the folding hose (23) is fixed on the upper fixing plate (21), and an air valve (25) used for controlling air flow is further fixed on the upper fixing plate (21).
2. The novel V-cone flow meter according to claim 1, wherein a sealing tube (13) for increasing sealing performance is sleeved and fixed on the outer wall of the fixed tube (12), and the sliding tube (14) is sleeved on the outer wall of the sealing tube (13) in a sliding manner.
3. The V-cone flowmeter as claimed in claim 1, wherein the hand wheel (16) is provided with anti-slip threads for increasing friction on the side wall of the hand wheel.
4. The new V-cone flow meter according to claim 1, characterized in that the flow meter body (1) is fixedly connected with a connecting flange (17) at both ends and is used for connecting with external pipes.
5. A new V-cone flow meter according to claim 1, characterized in that the maximum extension of the folded hose (23) is greater than the length of the fixed tube (12).
6. The new V-cone flow meter according to claim 1, characterized in that the upper fixing plate (21) and the lower fixing plate (22) are made of stainless steel.
7. The new V-cone flowmeter according to claim 1, characterized in that the diameter of both said upper (21) and said lower (22) plates is larger than the maximum diameter of said folded hose (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220456573.5U CN217236884U (en) | 2022-03-02 | 2022-03-02 | Novel V-cone type flowmeter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220456573.5U CN217236884U (en) | 2022-03-02 | 2022-03-02 | Novel V-cone type flowmeter |
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| Publication Number | Publication Date |
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| CN217236884U true CN217236884U (en) | 2022-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220456573.5U Active CN217236884U (en) | 2022-03-02 | 2022-03-02 | Novel V-cone type flowmeter |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116295699A (en) * | 2023-05-12 | 2023-06-23 | 山东立轩测控设备有限公司 | Plug-in V-cone flowmeter mounting structure |
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2022
- 2022-03-02 CN CN202220456573.5U patent/CN217236884U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116295699A (en) * | 2023-05-12 | 2023-06-23 | 山东立轩测控设备有限公司 | Plug-in V-cone flowmeter mounting structure |
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