CN215811017U

CN215811017U - Vortex flowmeter with heat dissipation function

Info

Publication number: CN215811017U
Application number: CN202121973850.1U
Authority: CN
Inventors: 邹建明; 于字会
Original assignee: Weihai Weiliu Measurement And Control Instrument Co ltd
Current assignee: Weihai Weiliu Measurement And Control Instrument Co ltd
Priority date: 2021-08-20
Filing date: 2021-08-20
Publication date: 2022-02-11
Anticipated expiration: 2031-08-20

Abstract

The utility model discloses a vortex shedding flowmeter with a heat dissipation function, which comprises a flowmeter body and a circulating cooling structure, wherein fixed circular rings are fixedly arranged on two sides of the flowmeter body. According to the vortex shedding flowmeter with the heat dissipation function, the circulating cooling structure realizes the circulation of cooling liquid in the cooling pipe through the liquid outlet interface and the liquid inlet interface on the pump, the refrigerator cools the cooling liquid in the cooling pipe, and the cooling pipe wound on the outer side of the flowmeter body enables the liquid passing through the sensor to be cooled to a proper temperature, so that the heat dissipation efficiency is improved, effective measurement is realized, other signals and the interference of the magnetic force on the inner part of the flowmeter head can be shielded through the magnetic anti-interference layer and the signal shielding layer in the flowmeter head, the measurement accuracy is improved, a certain temperature can be isolated through the protective sleeve and the fixed circular ring, the refrigeration effect of the cooling pipe can be improved, and the cooling pipe wound on the outer side of the flowmeter body can be protected.

Description

Vortex flowmeter with heat dissipation function

Technical Field

The utility model relates to the technical field of vortex shedding flowmeter structures, in particular to a vortex shedding flowmeter with a heat dissipation function.

Background

The vortex shedding flowmeter is a volume flowmeter which is produced according to the Karman vortex street principle and is used for measuring the volume flow of gas, steam or liquid, the volume flow or mass flow under standard conditions, is mainly used for measuring the flow of industrial pipeline medium fluid, such as various media of gas, liquid, steam and the like, and is characterized by small pressure loss, large measuring range and high precision, is hardly influenced by parameters of fluid density, pressure, viscosity and the like when measuring the volume flow under working conditions, and has no movable mechanical parts, so the vortex shedding flowmeter has high reliability and small maintenance amount, can stabilize the instrument parameters for a long time, adopts a piezoelectric stress sensor, has high reliability, has analog standard signals and digital pulse signals, is easy to be matched with a computer and other digital systems for use, and is an advanced and ideal measuring instrument; the existing vortex shedding flowmeter has certain defects when in use, the traditional vortex shedding flowmeter has no heat dissipation function, the temperature of a medium near a vortex shedding flowmeter body sensor can not be controlled at a proper temperature, the measurement effect is further influenced, and magnetic force or other signals can interfere the vortex shedding flowmeter in a special environment to influence the measurement accuracy.

Disclosure of Invention

The utility model mainly aims to provide a vortex shedding flowmeter with a heat dissipation function, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides a vortex shedding flowmeter with heat dissipation function, includes the flowmeter table body and circulative cooling structure, the both sides fixed mounting of the flowmeter table body has fixed ring, be close to the fixed position of installing the flowmeter table body between the fixed ring and install the protective sheath, fixed ring keeps away from flowmeter table body one side fixed mounting and has the high temperature sealing washer, the high temperature sealing washer is kept away from fixed ring one side movable mounting and is had the flange, swing joint has fastening bolt between the flange, the upper surface of protective sheath is close to the fixed position at middle part and has branch, protective sheath one end swing joint is kept away from to branch has the flowmeter table head.

Preferably, a vortex generator is fixedly mounted at a position close to one end inside the flowmeter body.

Preferably, a locking nut is movably mounted at the upper end of the outer side of the support rod, close to the meter head of the flowmeter.

Preferably, the flowmeter gauge outfit inboard is installed the magnetic force and is prevented the interference layer, the inboard fixed mounting in magnetic force prevents the interference layer has the signal shielding layer, flowmeter gauge outfit lower fixed surface is connected with the connecting wire, flowmeter gauge outfit one end fixedly connected with sensor is kept away from to the connecting wire, the sensor passes protective sheath and flowmeter table body and reachs flowmeter table internal portion.

Preferably, the circulative cooling structure includes cooling box body, pump, refrigerator, play liquid interface, feed liquor interface, cooling tube, connection stand, the position fixed mounting that cooling box body inside one side is close to the upper surface has the pump, the position fixed mounting of the inside lower surface of cooling box body has the refrigerator, cooling box body one side central point is kept away from to the pump and is put fixed mounting and have the feed liquor interface, the position fixed mounting that the pump upper surface is close to the feed liquor interface has a liquid interface, fixedly connected with cooling tube between liquid interface and the feed liquor interface, the position fixed mounting that cooling box body upper surface is close to both ends has the connection stand, the one end and the protective sheath outside fixed connection of cooling box body are kept away from to the connection stand.

Preferably, the cooling tube passes cooling box body and protective sheath and twines in the flowmeter table external side, the outside that the cooling tube is close to the one end of feed liquor interface is S-shaped fixed mounting in the refrigerator upper surface.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, through the arranged circulating cooling structure, the circulating cooling structure realizes the circulation of cooling liquid in the cooling pipe through the liquid outlet interface and the liquid inlet interface on the pump, the refrigerator cools the cooling liquid in the cooling pipe, and the cooling pipe is wound on the outer side of the meter body of the flowmeter, so that the liquid passing through the sensor is cooled to a proper temperature, the heat dissipation efficiency is improved, and effective measurement is realized.

Drawings

FIG. 1 is a schematic partial cross-sectional view of a vortex shedding flowmeter with heat dissipation function according to the present invention;

FIG. 2 is an enlarged view of a portion A of the vortex shedding flowmeter having a heat dissipation function of the present invention shown in FIG. 1;

FIG. 3 is an enlarged view of a portion B of the vortex shedding flowmeter having a heat dissipation function in FIG. 1 according to the present invention;

FIG. 4 is an enlarged view of a portion C of the vortex shedding flowmeter having a heat dissipation function according to the present invention in FIG. 1;

fig. 5 is a partial cross-sectional view of a flowmeter head of a vortex shedding flowmeter with a heat dissipation function according to the present invention.

In the figure: 1. a flowmeter body; 101. a vortex generator; 2. fixing the circular ring; 3. a protective sleeve; 4. a high-temperature sealing ring; 5. a flange; 6. fastening a bolt; 7. a strut; 701. locking the nut; 8. a flow meter head; 801. a connecting wire; 802. a sensor; 803. a magnetic interference prevention layer; 804. a signal shielding layer; 9. a circulating cooling structure; 901. cooling the box body; 902. a pump; 903. a refrigerator; 904. a liquid outlet interface; 905. a liquid inlet interface; 906. a cooling tube; 907. and connecting the upright posts.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-5, a vortex shedding flowmeter with a heat dissipation function includes a flowmeter body 1 and a circulating cooling structure 9, fixed rings 2 are fixedly mounted on two sides of the flowmeter body 1, a protective cover 3 is fixedly mounted between the fixed rings 2 near a position where the flowmeter body 1 is mounted, a high-temperature sealing ring 4 is fixedly mounted on one side of the fixed ring 2 away from the flowmeter body 1, a flange 5 is movably mounted on one side of the high-temperature sealing ring 4 away from the fixed rings 2, a fastening bolt 6 is movably connected between the flanges 5, a support rod 7 is fixedly mounted on the upper surface of the protective cover 3 near the middle part, and one end of the support rod 7 away from the protective cover 3 is movably connected with a flowmeter head 8;

a vortex generating body 101 is fixedly arranged at a position close to one end inside the flowmeter body 1; a locking nut 701 is movably arranged at the upper end of the outer side of the supporting rod 7 close to the flowmeter head 8; a magnetic anti-interference layer 803 is installed on the inner side of the flowmeter head 8, a signal shielding layer 804 is fixedly installed on the inner side of the magnetic anti-interference layer 803, a connecting line 801 is fixedly connected to the lower surface of the flowmeter head 8, one end, far away from the flowmeter head 8, of the connecting line 801 is fixedly connected with a sensor 802, and the sensor 802 penetrates through the protective sleeve 3 and the flowmeter body 1 to reach the inside of the flowmeter body 1; the circulating cooling structure 9 comprises a cooling box body 901, a pump 902, a refrigerator 903, a liquid outlet interface 904, a liquid inlet interface 905, a cooling pipe 906 and a connecting upright post 907, wherein the pump 902 is fixedly installed at the position, close to the upper surface, of one side inside the cooling box body 901, the refrigerator 903 is fixedly installed at the position, close to the lower surface, inside the cooling box body 901, the liquid inlet interface 905 is fixedly installed at the central position, far away from the side of the cooling box body 901, of the pump 902, the liquid outlet interface 904 is fixedly installed at the position, close to the liquid inlet interface 905, of the upper surface of the pump 902, the cooling pipe 906 is fixedly connected between the liquid outlet interface 904 and the liquid inlet interface 905, the connecting upright posts 907 are fixedly installed at the positions, close to the two ends, of the upper surface of the cooling box body 901, and one end, far away from the cooling box body 901, of the connecting upright posts 907 is fixedly connected with the outer side of the protective sleeve 3; the cooling pipe 906 penetrates through the cooling box 901 and the protective sleeve 3 and is wound outside the flowmeter body 1, and the outside of one end of the cooling pipe 906 close to the liquid inlet interface 905 is fixedly installed on the upper surface of the refrigerator 903 in an S shape.

It should be noted that, the utility model is a vortex shedding flowmeter with heat dissipation function, when in use, a pipeline is inserted into the inner side of a flange 5, nuts on fastening bolts 6 on the flange 5 are screwed, a high-temperature seal ring 4 realizes the sealing between the pipeline and a fixed ring 2, a locking nut 701 on a support rod 7 can fix the position of a flowmeter head 8, a magnetic interference preventing layer 803 and a signal shielding layer 804 in the flowmeter head 8 can shield other signals and the interference of magnetic force to the inside of the flowmeter head 8, so as to increase the accuracy of measurement, a circulating cooling device 9 realizes the circulation of cooling liquid in a cooling pipe 906 through a liquid outlet interface 904 and a liquid inlet interface 905 on a pump 902, a refrigerator 903 cools the cooling liquid in the cooling pipe 906, the cooling pipe 906 wound on the outer side of a flowmeter body 1, so that the liquid passing through a sensor 802 is cooled to a proper temperature, the radiating efficiency is improved, effective measurement is realized, the protective sleeve 3 can isolate a certain temperature, the refrigerating effect of the cooling pipe 906 can be improved, and the cooling pipe 906 wound outside the flowmeter body 1 can be protected.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a vortex flowmeter with heat dissipation function which characterized in that: including flowmeter table body (1) and circulative cooling structure (9), the both sides fixed mounting of flowmeter table body (1) has retaining ring (2), the fixed position fixed mounting who is close to installation flowmeter table body (1) between retaining ring (2) has protective sheath (3), retaining ring (2) are kept away from flowmeter table body (1) one side fixed mounting and are had high temperature seal circle (4), retaining ring (2) one side movable mounting is kept away from in high temperature seal circle (4) has flange (5), swing joint has fastening bolt (6) between flange (5), protective sheath (3) upper surface is close to the position fixed mounting at middle part and has branch (7), protective sheath (3) one end swing joint has flowmeter gauge outfit (8) is kept away from in branch (7).

2. The vortex shedding flowmeter with the heat dissipation function as recited in claim 1, wherein: and a vortex generating body (101) is fixedly arranged at a position close to one end of the inner side of the flowmeter body (1).

3. The vortex shedding flowmeter with the heat dissipation function as recited in claim 1, wherein: and a locking nut (701) is movably arranged at the upper end of the outer side of the support rod (7) close to the flowmeter head (8).

4. The vortex shedding flowmeter with the heat dissipation function as recited in claim 1, wherein: magnetic force jam-proof layer (803) are installed to flowmeter gauge outfit (8) inboard, magnetic force jam-proof layer (803) inboard fixed mounting has signal shielding layer (804), flowmeter gauge outfit (8) lower surface fixedly connected with connecting wire (801), flowmeter gauge outfit (8) one end fixedly connected with sensor (802) are kept away from to connecting wire (801), sensor (802) pass protective sheath (3) and flowmeter table body (1) and reach inside flowmeter table body (1).

5. The vortex shedding flowmeter with the heat dissipation function as recited in claim 1, wherein: the circulating cooling structure (9) comprises a cooling box body (901), a pump (902), a refrigerator (903), a liquid outlet port (904), a liquid inlet port (905), a cooling pipe (906) and a connecting upright post (907), wherein the position, close to the upper surface, of one side inside the cooling box body (901) is fixedly provided with the pump (902), the position, fixed to the lower surface inside the cooling box body (901) is provided with the refrigerator (903), the center, far away from the cooling box body (901), of the pump (902) is fixedly provided with the liquid inlet port (905), the position, close to the liquid inlet port (905), of the upper surface of the pump (902) is fixedly provided with the liquid outlet port (904), the cooling pipe (906) is fixedly connected between the liquid outlet port (904) and the liquid inlet port (905), the position, close to two ends, of the upper surface of the cooling box body (901) is fixedly provided with the connecting upright posts (907), and one end, far away from the cooling box body (901), of the connecting upright post (907) is fixedly connected with the outer side of the protective sleeve (3) .

6. The vortex shedding flowmeter with the heat dissipation function according to claim 5, wherein: the cooling pipe (906) penetrates through the cooling box body (901) and the protective sleeve (3) to be wound on the outer side of the flowmeter body (1), and the outer side of one end, close to the liquid inlet interface (905), of the cooling pipe (906) is fixedly installed on the upper surface of the refrigerator (903) in an S shape.