CN110987107A

CN110987107A - Industrial flow measuring instrument

Info

Publication number: CN110987107A
Application number: CN201911157141.3A
Authority: CN
Inventors: 刘亚青
Original assignee: Xi'an Huaheng Instrument Manufacturing Co ltd
Current assignee: Xi'an Huaheng Instrument Manufacturing Co ltd
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-04-10

Abstract

The invention discloses an industrial flow measuring instrument, which comprises a flowmeter, wherein the flowmeter is connected with the middle part of the outer wall of a pipeline in an inserting way, the bottom of the flowmeter is sleeved with a protective cover, one side of the protective cover is hinged with a rotating door through a hinge, the middle part of the rotating door is provided with an opening, and two sides of the protective cover are both provided with two ventilation grooves. And flick the foreign matter.

Description

Industrial flow measuring instrument

Technical Field

The invention relates to an electrical cabinet, in particular to an industrial flow measuring instrument, and belongs to the technical field of industrial measurement.

Background

The flow meter is an industrial automatic meter for measuring the flow of liquid, gas or steam in a pipeline or an open ditch, and is also called as a flowmeter. The flow rate refers to the quantity of fluid flowing through the effective section of the pipeline in unit time, and the quantity of the fluid is called volume flow rate expressed by volume, and the unit is meter 3/hour, liter/hour and the like; the quantity of fluid expressed in mass is called mass flow rate in tons/hour, kilograms/hour, etc.

In view of the above, chinese patent No. CN209214697U proposes a flow meter hermetically mounted on a pipeline, wherein two ends of the flow meter are respectively provided with an adjustable sealing ring, and the sealing rings are adjusted in a telescopic manner to facilitate the assembly and disassembly of the flow meter, without repeatedly disassembling and assembling the material conveying pipes on two sides; the Chinese patent No. CN209027618U provides an explosion-proof industrial flue gas flow measuring instrument, which is convenient for protecting a measuring instrument main body, cooling the measuring instrument main body, placing the measuring instrument main body to burst and damage due to high temperature, having good dustproof effect and avoiding the influence of excessive dust deposition on the use of the measuring instrument main body; chinese patent No. CN206469929U proposes a multifunctional flow meter. However, in the above patent, the flowmeter is exposed to the outdoor environment for a long time and is subjected to wind, rain and rain, which can lead to the accuracy reduction and the reduction of the service life of the flowmeter, the adopted protection device has a more complex structure and general protection effect, and meanwhile, the installation and the disassembly are more complex, and the workload of operators is increased.

Disclosure of Invention

The present invention is directed to an industrial flow meter to solve the problems of the background art.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides an industrial flow measuring instrument, includes the flowmeter, the flowmeter alternates with the middle part of pipeline outer wall to be connected, the both ends of pipeline are all fixed and are equipped with the flange, two a plurality of mounting holes have all been seted up on the flange, the bottom cover of flowmeter is equipped with the safety cover, one side of safety cover articulates through the hinge has the revolving door, one side fixed mounting of revolving door has the door handle, the opening has been seted up at the middle part of revolving door, open-ended inside is inlayed and is equipped with clear glass, two ventilation slots have all been seted up to the both sides of safety cover, and is a plurality of the dust screen has all been laid to the inside in.

Preferably, the both sides of safety cover bottom all are fixed and are equipped with the bracing piece, two the bracing piece respectively with correspond the top fixed connection of first installation semi-ring, two the bottom of first installation semi-ring all swing joint has the second installation semi-ring.

Preferably, two the screw has all been seted up at the both ends of first installation semi-ring and the both ends of two second installation semi-rings, and two correspond the equal threaded connection in inside of screw has fastening screw, two the bottom of first installation semi-ring and the top of two second installation semi-rings all are fixed and are equipped with a plurality of anti-skidding micelle.

Preferably, shaft seats are fixedly arranged on two sides of the top end of the protective cover, and the two shaft seats are fixedly connected with two ends of the rotating plate respectively.

Preferably, the spout, two have all been seted up to the both sides on safety cover top the equal sliding connection slider in inside of spout, two the one end of slider all is through compression spring and the lateral wall fixed connection who corresponds the spout.

Preferably, the two sides of the bottom end of the rotating plate are hinged with connecting rods, and the bottom ends of the two connecting rods are fixedly connected with the top ends of the corresponding sliding blocks respectively.

Compared with the prior art, the invention has the beneficial effects that:

in the invention, the flowmeter can be protected by arranging the protective cover, the opening and the ventilation groove, the accuracy reduction and the service life reduction of the flowmeter caused by wind, rain and rain are prevented, when foreign matters fall onto the rotating plate, the rotating plate is impacted and rotates clockwise around the shaft seat by arranging the shaft seat, the rotating plate, the connecting rod, the sliding block, the sliding groove and the compression spring, the sliding block is driven by the connecting rod to move towards the direction close to the shaft seat and extrude the compression spring, the rotating plate is pushed to rotate anticlockwise around the shaft seat by the connecting rod in the process of recovering the deformation of the compression spring and is flicked, the foreign matters are prevented from being accumulated on the rotating plate, the pressure on the protective cover can be reduced while the cleaning of the protective cover is kept, and the matching of the first mounting semi-ring, the second mounting semi-ring and the semi-ring fastening screw can be realized by, the fastening screws are screwed down, the protective cover can be installed on the outer wall of the pipeline, the installation and the disassembly are convenient, the labor intensity of operators is reduced, and the working efficiency can be improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the first and second half rings of the present invention;

FIG. 3 is a schematic view of the top end of the shield according to the present invention.

In the figure: 1. a flow meter; 2. a pipeline; 3. a protective cover; 4. a support bar; 5. a first mounting half ring; 6. a second mounting half ring; 7. a rotating door; 8. an opening; 9. a ventilation slot; 10. a shaft seat; 11. a rotating plate; 12. a chute; 13. a slider; 14. a connecting rod; 15. a compression spring; 16. a flange; 17. fastening screws; 18. and (7) installing holes.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention 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.

The first embodiment is as follows:

as shown in fig. 1-3, an industrial flow measuring instrument comprises a flowmeter 1, the flowmeter 1 is inserted into the middle of the outer wall of a pipeline 2, flanges 16 are fixedly arranged at both ends of the pipeline 2, a plurality of mounting holes 18 are arranged on both flanges 16, a protective cover 3 is sleeved at the bottom of the flowmeter 1, the protective cover 3 can prevent the flowmeter 1 from being exposed to wind and rain, the flowmeter 1 is protected, a rotating door 7 is hinged to one side of the protective cover 3 through hinges, a door handle is fixedly arranged at one side of the rotating door 7, an opening 8 is arranged in the middle of the rotating door 7, transparent glass is embedded in the opening 8, an operator can observe the reading of the flowmeter 1 through the transparent glass without opening the rotating door 7, which is beneficial to improving the working efficiency, two ventilation slots 9 are arranged at both sides of the protective cover 3, and a dustproof net is laid in each ventilation slot 9, the dust screen that is equipped with can prevent that the dust from getting into the inside of safety cover 3, prevents that flowmeter 1 from being infected with the dust, improves flowmeter 1's life.

Example two:

on the basis of the first embodiment, as shown in fig. 1 and fig. 2, the two sides of the bottom end of the protection cover 3 are fixedly provided with the support rods 4, the two support rods 4 are respectively fixedly connected with the top ends of the corresponding first installation half rings 5, the bottoms of the two first installation half rings 5 are movably connected with the second installation half rings 6, the protection cover 3 can be installed on the outer wall of the pipeline 2 by matching the first installation half rings 5 with the second installation half rings 6, the two ends of the two first installation half rings 5 and the two ends of the two second installation half rings 6 are respectively provided with screw holes, the insides of the two corresponding screw holes are respectively in threaded connection with the fastening screws 17, the fastening screws 17 are further fastened, the bottom ends of the two first installation half rings 5 and the top ends of the two second installation half rings 6 are respectively fixedly provided with a plurality of anti-skid rubber particles, the anti-skid rubber particles are arranged to increase the friction force between the first installation half rings 5, the fixing effect is improved.

Example three:

on the basis of the first embodiment and the second embodiment, as shown in fig. 1 and 3, shaft seats 10 are fixedly arranged on both sides of the top end of the protective cover 3, the two shaft seats 10 are respectively fixedly connected with both ends of the rotating plate 11, sliding grooves 12 are respectively arranged on both sides of the top end of the protective cover 3, sliding blocks 13 are respectively and slidably connected inside the two sliding grooves 12, one ends of the two sliding blocks 13 are respectively and fixedly connected with the side walls of the corresponding sliding grooves 12 through compression springs 15, connecting rods 14 are respectively hinged on both sides of the bottom end of the rotating plate 11, the bottom ends of the two connecting rods 14 are respectively and fixedly connected with the top ends of the corresponding sliding blocks 13, when foreign matters fall onto the rotating plate 11, the rotating plate 11 is impacted and rotates clockwise around the shaft seats 10, the connecting rods 14 drive the sliding blocks 13 to move towards the direction close to the shaft seats 10 and extrude the compression springs 15, the compression springs 15 can recover to deform after being compressed, and the compression springs 15, the connecting rod 14 pushes the rotating plate 11 to move anticlockwise around the shaft seat 10 and flick the foreign matters, so that the excessive foreign matters can be prevented from being accumulated on the rotating plate 11, and the pressure on the protective cover 3 can be reduced while the protective cover 3 is kept clean.

It should be noted that, the invention is an industrial flow meter, firstly, the first installation half ring 5 and the second installation half ring 6 are matched, then the fastening screw 17 is tightened, the protective cover 3 can be installed on the outer wall of the pipeline 2, then the pipeline 2 is installed on the pipeline to be measured through the installation hole 18, the operator can observe the reading of the flow meter 1 through the transparent glass without opening the rotating door 7, when a foreign object falls onto the rotating plate 11, the rotating plate 11 is impacted and moves clockwise around the shaft seat 10, the connecting rod 14 drives the sliding block 13 to move towards the direction close to the shaft seat 10 and extrudes the compression spring 15, the compression spring 15 recovers deformation after being compressed, the sliding block 13 is pushed to move away from the shaft seat 10 in the process that the compression spring 15 recovers deformation, the connecting rod 14 pushes the rotating plate 11 to move anticlockwise around the shaft seat 10, and flick the foreign matter, the operating personnel only need regularly open the revolving door 7 and inspect the flowmeter 1, only need unscrew the fastening screw 17 when needing to dismantle, with first installation semi-ring 5 with second installation semi-ring 6 separately can.

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 invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An industrial flow meter comprising a flowmeter (1), characterized in that: flowmeter (1) alternates with the middle part of pipeline (2) outer wall and is connected, the both ends of pipeline (2) are all fixed and are equipped with flange (16), two a plurality of mounting holes (18) have all been seted up on flange (16), the bottom cover of flowmeter (1) is equipped with safety cover (3), one side of safety cover (3) articulates through the hinge has swing door (7), one side fixed mounting of swing door (7) has the door handle, opening (8) have been seted up at the middle part of swing door (7), the inside of opening (8) is inlayed and is equipped with clear glass, two ventilation groove (9) have all been seted up to the both sides of safety cover (3), and is a plurality of the dust screen has all been laid to the inside of ventilation groove (9).

2. An industrial flow meter as set forth in claim 1, wherein: the both sides of safety cover (3) bottom all are fixed and are equipped with bracing piece (4), two bracing piece (4) respectively with the top fixed connection who corresponds first installation semi-ring (5), two the equal swing joint in bottom of first installation semi-ring (5) has second installation semi-ring (6).

3. An industrial flow meter according to claim 2, characterized in that: two the screw has all been seted up at the both ends of first installation semi-ring (5) and the both ends of two second installation semi-rings (6), and two correspond the equal threaded connection in inside of screw has fastening screw (17), two the bottom of first installation semi-ring (5) and the top of two second installation semi-rings (6) are all fixed and are equipped with a plurality of anti-skidding micelle.

4. An industrial flow meter as set forth in claim 1, wherein: the two sides of the top end of the protective cover (3) are respectively fixedly provided with an axle seat (10), and the two axle seats (10) are respectively fixedly connected with the two ends of the rotating plate (11).

5. An industrial flow meter as set forth in claim 1, wherein: spout (12), two have all been seted up to the both sides on safety cover (3) top the equal sliding connection slider (13) in inside of spout (12), two the one end of slider (13) all is through compression spring (15) and the lateral wall fixed connection who corresponds spout (12).

6. An industrial flow meter according to claim 4, characterized in that: the two sides of the bottom end of the rotating plate (11) are hinged with connecting rods (14), and the bottom ends of the two connecting rods (14) are fixedly connected with the top ends of the corresponding sliding blocks (13) respectively.