CN211060980U

CN211060980U - Anti-blocking vortex street flow meter

Info

Publication number: CN211060980U
Application number: CN201922152042.8U
Authority: CN
Inventors: 邹建明
Original assignee: Weihai Weiliu Measurement And Control Instrument Co ltd
Current assignee: Weihai Weiliu Measurement And Control Instrument Co ltd
Priority date: 2019-12-03
Filing date: 2019-12-03
Publication date: 2020-07-21
Anticipated expiration: 2029-12-03

Abstract

The utility model discloses an anti-blocking vortex shedding flowmeter, which comprises a flowmeter body and a converter mechanism, wherein the converter mechanism is arranged on the outer wall of the flowmeter body; all be provided with the shower nozzle on the inner wall of preceding flange and back flange, and the inner chamber intercommunication gas-supply pipe of shower nozzle for the clear stifled work of shower nozzle cooperation blade can be utilized to the vortex street flowmeter, has improved clear stifled efficiency. This vortex flowmeter is through installing in the inner chamber of an installation section of thick bamboo and preventing stifled equipment, prevent stifled equipment by first rotary drum, gear motor, second rotary drum and a plurality of blade are constituteed, the blade welds respectively on the outer wall of first rotary drum and second rotary drum, and the preceding terminal surface of first rotary drum is provided with temperature sensor, make vortex flowmeter can have and prevent stifled function, when the inside circumstances such as jam that appear of vortex flowmeter, can utilize the blade to clear stifled work, avoid the installation section of thick bamboo inside to cause the damage of measurement inaccuracy even equipment because of blockking up.

Description

Anti-blocking vortex street flow meter

Technical Field

The utility model relates to a flowmeter technical field specifically is an prevent stifled vortex street flowmeter.

Background

The vortex street flowmeter is based on the principle of 'Karman vortex', after fluid touches a triangular prism, two-row line vortexes which are opposite in rotation direction and are regularly arranged are periodically dropped from two sides of the prism, and after nonlinear action, the Karman vortex street is formed. The vortex then impinges on a rear mounted probe and a pulse signal is generated, from which the flow rate is calculated.

The existing vortex shedding flowmeter is mostly inconvenient to operate, slightly complex in design structure, less in intelligent application, short of air injection equipment, poor in anti-blocking and heat dissipation effects and incapable of giving an alarm when the flowmeter is blocked.

Aiming at the problems and challenges, the anti-blocking vortex shedding flowmeter has the advantages of convenience in operation, simple design structure, high air injection efficiency, good anti-blocking and heat dissipation effects, capability of giving an alarm when the flowmeter is blocked and the like.

Disclosure of Invention

An object of the utility model is to provide a prevent stifled vortex street flowmeter has convenient operation, simple design structure, jet-propelled efficient, prevent stifled better and can in time make advantages such as warning when the flowmeter blocks up with the radiating effect to solved the most inconvenient operation of traditional vortex street flowmeter, the project organization is slightly complicated, and intelligent application is less, lacks jet-propelled equipment, prevents stifled all relatively poor and can not in time make the problem of warning when the flowmeter blocks up with the radiating effect.

In order to achieve the above object, the utility model provides a following technical scheme: an anti-blocking vortex shedding flowmeter comprises a flowmeter body and a converter mechanism, wherein the converter mechanism is mounted on the outer wall of the flowmeter body, the flowmeter body comprises a front flange, a mounting cylinder and a rear flange, the front flange is fixedly connected with the rear flange through the mounting cylinder, control equipment and air injection equipment are respectively arranged on the outer wall of the mounting cylinder, and the converter mechanism is also connected to the outer wall of the mounting cylinder;

the converter mechanism comprises a display screen, a fixed cylinder, a supporting rod, a heat dissipation structure and a fixed platform, wherein the display screen is arranged in an inner cavity of the fixed cylinder, the lower end of the fixed cylinder is connected with the supporting rod, the heat dissipation structure is installed at the lower end of the supporting rod, and the fixed platform is connected with the lower end of the heat dissipation structure.

Furthermore, a heat dissipation net is installed on the outer wall of the supporting rod, and the heat dissipation net is made of stainless steel materials.

Further, the heat dissipation structure comprises a connection inner cylinder, a connection outer cylinder, heat dissipation blades, a rotating rod and a motor, wherein the connection inner cylinder is installed at the upper end of the connection outer cylinder, the heat dissipation blades are arranged in an inner cavity of the connection outer cylinder, the heat dissipation blades are installed on the outer wall of the rotating rod, and the lower end of the rotating rod is connected with the motor.

Furthermore, install in the inner chamber of an installation section of thick bamboo and prevent stifled equipment, prevent stifled equipment and comprise first rotary drum, gear motor, second rotary drum and a plurality of blade, the blade welds respectively on the outer wall of first rotary drum and second rotary drum, and the preceding terminal surface of first rotary drum is provided with temperature sensor.

Furthermore, the air injection equipment consists of an air pump and an air delivery pipe, spray heads are arranged on the inner walls of the front flange and the rear flange, and the inner cavities of the spray heads are communicated with the air delivery pipe.

Furthermore, the control equipment comprises a temperature display and a control button, and the temperature display is electrically connected with the temperature sensor.

Further, install on the outer wall of an installation section of thick bamboo and block up the alarm lamp, block up alarm lamp electric connection and prevent stifled equipment.

Furthermore, the left end of the fixed cylinder is connected with a communicating pipe, and the fixed cylinder is connected with the installation cylinder through the communicating pipe.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. this prevent stifled vortex flowmeter, install in the inner chamber of an installation section of thick bamboo and prevent stifled equipment, prevent stifled equipment by first rotary drum, gear motor, second rotary drum and a plurality of blade are constituteed, the blade welds respectively on the outer wall of first rotary drum and second rotary drum, and the preceding terminal surface of first rotary drum is provided with temperature sensor, make vortex flowmeter can have and prevent stifled function, when the inside circumstances such as jam that appear of vortex flowmeter, can utilize the blade to clear stifled work, avoid the installation section of thick bamboo inside because the jam causes the damage of measurement inaccuracy even equipment.

2. This prevent stifled vortex flowmeter all is provided with the shower nozzle on the inner wall of flange and back flange in the front, and the inner chamber intercommunication gas-supply pipe of shower nozzle for vortex flowmeter can utilize shower nozzle cooperation blade to carry out clear stifled work, has improved clear stifled efficiency, has also prolonged vortex flowmeter's life, has improved vortex flowmeter's functionality.

3. This prevent stifled vortex flowmeter installs heat radiation structure at the lower extreme of bracing piece, and is provided with radiator vane in the inner chamber of connecting the urceolus, and radiator vane installs on the outer wall of bull stick for vortex flowmeter can have the heat dissipation function, avoids causing the local damage of measuring the inaccuracy even vortex flowmeter because of vortex flowmeter inside high temperature, has improved vortex flowmeter's heat dispersion, has also promoted measuring accuracy.

4. This prevent stifled vortex flowmeter installs on the outer wall of an installation section of thick bamboo and blocks up the alarm lamp, and blocks up alarm lamp electric connection and prevent stifled equipment for vortex flowmeter can in time send alarm signal when the jam appears in inside, reminds the staff to maintain and change, is favorable to having improved the factor of safety of equipment.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the converter mechanism of the present invention;

fig. 3 is a schematic view of the heat dissipation structure of the present invention;

FIG. 4 is a schematic view of the structure of the anti-blocking device of the present invention;

fig. 5 is an enlarged schematic view of the position a of the present invention.

In the figure: 1. a flowmeter body; 11. a front flange; 12. mounting the cylinder; 121. a control device; 1211. a temperature display; 1212. a control button; 122. an air injection device; 1221. an air pump; 1222. a gas delivery pipe; 123. anti-blocking equipment; 1231. a first rotating drum; 12311. a temperature sensor; 1232. a reduction motor; 1233. a second rotating drum; 1234. a blade; 124. a jam warning lamp; 13. a rear flange; 14. a spray head; 2. a converter mechanism; 21. a display screen; 22. a fixed cylinder; 221. a communicating pipe; 23. a support bar; 231. a heat-dissipating web; 24. a heat dissipation structure; 241. connecting the inner cylinder; 242. connecting the outer cylinder; 243. a heat dissipating fin; 244. a rotating rod; 245. a motor; 25. and a fixed platform.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, 4 and 5, an anti-blocking vortex shedding flowmeter comprises a flowmeter body 1 and a converter mechanism 2, wherein the converter mechanism 2 is mounted on the outer wall of the flowmeter body 1, the flowmeter body 1 comprises a front flange 11, a mounting cylinder 12 and a rear flange 13, the front flange 11 is fixedly connected with the rear flange 13 through the mounting cylinder 12, the outer wall of the mounting cylinder 12 is respectively provided with a control device 121 and an air injection device 122, and the outer wall of the mounting cylinder 12 is also connected with the converter mechanism 2; the anti-blocking device 123 is installed in the inner cavity of the installation cylinder 12, the anti-blocking device 123 is composed of a first rotating cylinder 1231, a speed reducing motor 1232, a second rotating cylinder 1233 and a plurality of blades 1234, the blades 1234 are respectively welded on the outer walls of the first rotating cylinder 1231 and the second rotating cylinder 1233, and a temperature sensor 12311 is arranged on the front end face of the first rotating cylinder 1231; the air injection equipment 122 consists of an air pump 1221 and an air pipe 1222, the inner walls of the front flange 11 and the rear flange 13 are both provided with a nozzle 14, and the inner cavity of the nozzle 14 is communicated with the air pipe 1222; the control device 121 is composed of a temperature display 1211 and a control button 1212, wherein the temperature display 1211 is electrically connected with the temperature sensor 12311; install on the outer wall of installation section of thick bamboo 12 and block up alarm lamp 124, block up alarm lamp 124 electric connection and prevent stifled equipment 123.

Referring to fig. 2, an anti-blocking vortex street flowmeter, a converter mechanism 2 includes a display screen 21, a fixed cylinder 22, a support rod 23, a heat dissipation structure 24 and a fixed platform 25, the display screen 21 is disposed in an inner cavity of the fixed cylinder 22, the support rod 23 is connected to the lower end of the fixed cylinder 22, the heat dissipation structure 24 is mounted on the lower end of the support rod 23, and the lower end of the heat dissipation structure 24 is connected to the fixed platform 25; the outer wall of the support rod 23 is provided with a heat dissipation net 231, and the heat dissipation net 231 is made of stainless steel material; a communication pipe 221 is connected to the left end of the fixed cylinder 22, and the fixed cylinder 22 is connected to the mounting cylinder 12 through the communication pipe 221.

Referring to fig. 3, in the anti-blocking vortex shedding flowmeter, the heat dissipation structure 24 is composed of a connection inner cylinder 241, a connection outer cylinder 242, heat dissipation blades 243, a rotating rod 244 and a motor 245, the connection inner cylinder 241 is installed at the upper end of the connection outer cylinder 242, the heat dissipation blades 243 are arranged in the inner cavity of the connection outer cylinder 242, the heat dissipation blades 243 are installed on the outer wall of the rotating rod 244, and the lower end of the rotating rod 244 is connected with the motor 245.

In summary, the following steps: according to the anti-blocking vortex shedding flowmeter, the front flange 11 is fixedly connected with the rear flange 13 through the mounting cylinder 12, the outer wall of the mounting cylinder 12 is respectively provided with the control device 121 and the air injection device 122, the inner walls of the front flange 11 and the rear flange 13 are respectively provided with the spray head 14, and the inner cavity of the spray head 14 is communicated with the air conveying pipe 1222, so that the vortex shedding flowmeter can utilize the spray head 14 to be matched with the blades 1234 to perform blockage clearing work, the blockage clearing efficiency is improved, the service life of the vortex shedding flowmeter is prolonged, and the functionality of the vortex shedding flowmeter is improved; the outer wall of the mounting cylinder 12 is also connected with a converter mechanism 2; the display screen 21 is arranged in the inner cavity of the fixed cylinder 22, the lower end of the fixed cylinder 22 is connected with the supporting rod 23, the lower end of the supporting rod 23 is provided with the heat dissipation structure 24, the lower end of the heat dissipation structure 24 is connected with the fixed platform 25, the inner cavity of the connecting outer cylinder 242 is provided with the heat dissipation blades 243, and the heat dissipation blades 243 are arranged on the outer wall of the rotating rod 244, so that the vortex shedding flowmeter can have a heat dissipation function, the phenomenon that the measurement is not accurate and even the local damage of the vortex shedding flowmeter is caused by overhigh temperature inside the vortex shedding flowmeter is avoided, the heat dissipation performance of the vortex shedding flowmeter is improved; the anti-blocking device 123 is installed in the inner cavity of the installation cylinder 12, the anti-blocking device 123 is composed of a first rotary cylinder 1231, a speed reducing motor 1232, a second rotary cylinder 1233 and a plurality of blades 1234, the blades 1234 are respectively welded on the outer walls of the first rotary cylinder 1231 and the second rotary cylinder 1233, and the front end face of the first rotary cylinder 1231 is provided with a temperature sensor 12311, so that the vortex street flow meter can have an anti-blocking function, when the interior of the vortex street flow meter is blocked and the like, the blades 1234 can be used for clearing the blockage, and inaccurate measurement and even damage of the device caused by blockage in the installation cylinder 12 are avoided; install on the outer wall of installation section of thick bamboo 12 and block up alarm lamp 124, and block up alarm lamp 124 electric connection and prevent stifled equipment 123 for vortex street flowmeter can in time send alarm signal when blockking up in inside appearing, reminds the staff to maintain and change, is favorable to having improved the factor of safety of equipment.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an prevent stifled vortex street flowmeter, includes flowmeter body (1) and converter mechanism (2), installs converter mechanism (2), its characterized in that on the outer wall of flowmeter body (1): the flowmeter body (1) comprises a front flange (11), an installation cylinder (12) and a rear flange (13), the front flange (11) is fixedly connected with the rear flange (13) through the installation cylinder (12), the outer wall of the installation cylinder (12) is respectively provided with a control device (121) and an air injection device (122), and the outer wall of the installation cylinder (12) is also connected with the converter mechanism (2);

converter mechanism (2) are including display screen (21), a fixed section of thick bamboo (22), bracing piece (23), heat radiation structure (24) and fixed station (25), display screen (21) set up in the inner chamber of a fixed section of thick bamboo (22), the lower extreme of a fixed section of thick bamboo (22) is connected with bracing piece (23), install the lower extreme of bracing piece (23) heat radiation structure (24), the lower extreme of heat radiation structure (24) is connected fixed station (25).

2. The anti-clogging vortex shedding flowmeter of claim 1, wherein: install radiator-grid (231) on the outer wall of bracing piece (23), radiator-grid (231)'s material is stainless steel material.

3. The anti-clogging vortex shedding flowmeter of claim 1, wherein: heat radiation structure (24) are by connecting inner tube (241), connecting urceolus (242), radiator vane (243), bull stick (244) and motor (245) and constitute, it installs to connect inner tube (241) connect the upper end of urceolus (242), be provided with in the inner chamber of connecting urceolus (242) radiator vane (243), radiator vane (243) are installed on the outer wall of bull stick (244), the lower extreme of bull stick (244) is connected with motor (245).

4. The anti-clogging vortex shedding flowmeter of claim 1, wherein: install in the inner chamber of installation section of thick bamboo (12) and prevent stifled equipment (123), prevent stifled equipment (123) and comprise first rotary drum (1231), gear motor (1232), second rotary drum (1233) and a plurality of blade (1234), blade (1234) weld respectively first rotary drum (1231) with on the outer wall of second rotary drum (1233), just the preceding terminal surface of first rotary drum (1231) is provided with temperature sensor (12311).

5. The anti-clogging vortex shedding flowmeter of claim 1, wherein: the air injection equipment (122) is composed of an air pump (1221) and an air conveying pipe (1222), spray heads (14) are arranged on the inner walls of the front flange (11) and the rear flange (13), and the inner cavities of the spray heads (14) are communicated with the air conveying pipe (1222).

6. The anti-clogging vortex shedding flowmeter of claim 4, wherein: the control device (121) is composed of a temperature display (1211) and a control button (1212), wherein the temperature display (1211) is electrically connected with the temperature sensor (12311).

7. The anti-clogging vortex shedding flowmeter of claim 4, wherein: install on the outer wall of installation section of thick bamboo (12) and block up alarm lamp (124), block up alarm lamp (124) electric connection prevent stifled equipment (123).

8. The anti-clogging vortex shedding flowmeter of claim 1, wherein: the left end of the fixed cylinder (22) is connected with a communication pipe (221), and the fixed cylinder (22) is connected with the installation cylinder (12) through the communication pipe (221).