CN218156323U

CN218156323U - Electromagnetic flowmeter with wash and prevent stifled function

Info

Publication number: CN218156323U
Application number: CN202222034087.7U
Authority: CN
Inventors: 陈雪松; 陈雪中; 程来杰; 陈光远
Original assignee: Jiangsu Hengda Automation Instrument Co ltd
Current assignee: Jiangsu Hengda Automation Instrument Co ltd
Priority date: 2022-08-03
Filing date: 2022-08-03
Publication date: 2022-12-27
Anticipated expiration: 2032-08-03

Abstract

The utility model relates to an electromagnetic flowmeter technical field, and disclose an electromagnetic flowmeter with wash and prevent stifled function, the upper end of electromagnetic flowmeter main part is provided with washing unit, and the side that the electromagnetic flowmeter main part corresponds washing unit is provided with the suction tube, and all be provided with closing device between two feed inlets and discharge gate and electromagnetic flowmeter main part of electromagnetic flowmeter main part and the washing unit and between electromagnetic flowmeter main part and the suction tube, and the electromagnetic flowmeter main part is located the fixedly connected with filter screen on the inner wall of feed inlet position, this electromagnetic flowmeter with wash and prevent stifled function passes through closing device, utilize and rotate the rotating gear, make the gear drive snare seal the mouth of pipe, make inside confined space that forms, conveniently extract atmospheric pressure through the suction tube to inside, will utilize the piston rod to press down through washing unit, the impulsive force of utilizing pressure is with the water source towards on the inner wall of electromagnetic flowmeter main part, make the cleaner that washes.

Description

Electromagnetic flowmeter with wash and prevent stifled function

Technical Field

The utility model relates to an electromagnetic flowmeter technical field specifically is an electromagnetic flowmeter with wash and prevent stifled function.

Background

Along with the development of society, electromagnetic flowmeter uses extensively in industrial production and life now, measure the liquid or the fluid of a certain department through using electromagnetic flowmeter, can learn the velocity of flow and the flow size of this fluid that goes out, but the condition that blocks up appears easily in the in-process of using in traditional electromagnetic flowmeter, it is slow to cause to appear measuring pause or measuring speed when using, stability is low during the use, consequently need utilize external force to wash the water source to electromagnetic flowmeter in, make the impulsive force of water source wash electromagnetic flowmeter inside, prevent to wash and can't fall, consequently provide an electromagnetic flowmeter who prevents stifled function with washing.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides an electromagnetic flowmeter with wash and prevent stifled function has solved foretell problem.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an electromagnetic flowmeter with wash and prevent stifled function, includes the electromagnetic flowmeter main part, the upper end of electromagnetic flowmeter main part is provided with washing unit, and the electromagnetic flowmeter main part corresponds washing unit's side and is provided with the suction tube, and all be provided with closing device between two feed inlets and discharge gate and the electromagnetic flowmeter main part of electromagnetic flowmeter main part and the washing unit and between the electromagnetic flowmeter main part and the suction tube, and the electromagnetic flowmeter main part is located fixedly connected with filter screen on the inner wall of feed inlet position.

Preferably, washing unit includes the water tank, the piston rod, a spring, the outlet pipe, water injection pipe and telescopic link, water tank fixed connection is in the upper end of electromagnetic flowmeter main part, and the upper end activity of water tank is pegged graft and is had the piston rod, and the inside of water tank is provided with the outlet pipe, and the outlet pipe is the setting of U-shaped, and inside the one end of outlet pipe runs through water tank bottom parallel connection electromagnetic flowmeter main part, and the lower extreme of piston rod is in the same place with the inner wall of outlet pipe laminating mutually, and fixedly connected with telescopic link between the lower extreme of piston rod and the bottom of water tank, and the parcel has spring fixed connection between piston rod and water tank on the outer wall of telescopic link, and the upper end of water tank is located the side fixedly connected with water injection pipe of piston rod.

Preferably, the pumping pipe is fixedly connected to the upper end of the electromagnetic flowmeter main body, the pumping rod is movably inserted into the pumping pipe, and the bottom end of the pumping rod is attached to the inner wall of the pumping pipe.

Preferably, the sealing device comprises two snares, a tooth socket and a rotating gear, the snares are symmetrically arranged together in a hemispherical shape, the two snares are movably hinged together by two fan-shaped rings respectively, the two snares are fixedly attached to the pipe orifice, the position of the outer wall of the pipe orifice corresponding to the two snares is movably connected with the rotating gear, the tooth sockets are arranged on the outer walls of the movable ends of the two snares at intervals, and the rotating gear is meshed with the tooth sockets mutually.

Preferably, the filter screen is cylindrical, and the filter screen is provided with filter holes at intervals and is fully distributed with the filter holes.

(III) advantageous effects

Compared with the prior art, the utility model provides an electromagnetic flowmeter with wash and prevent stifled function possesses following beneficial effect:

1. this electromagnetic flowmeter with wash and prevent stifled function seals the electromagnetic flowmeter main part through closing means, utilizes and rotates the rotary gear, makes the gear drive snare seal the mouth of pipe, makes inside confined space that forms, conveniently extracts atmospheric pressure to inside through taking out the pressure tube.

2. This electromagnetic flowmeter with wash and prevent stifled function will utilize inside outlet pipe of water tank to aim at inside the electromagnetic flowmeter main part through washing unit, press down through the piston rod, utilize the impulsive force of pressure to make the cleaner that washes on dashing the inner wall of electromagnetic flowmeter main part with the water source.

Drawings

FIG. 1 is a perspective view of the present invention;

fig. 2 is a schematic side view of a perspective view of the present invention;

FIG. 3 is a schematic view of the closure of the present invention;

fig. 4 is a plan view of the inside of the water tank of the present invention.

In the figure: 1. an electromagnetic flowmeter main body; 2. a flushing device; 3. a pressure pumping pipe; 4. a closure device; 5. a feed inlet; 6. a filter screen; 7. a water tank; 8. a piston rod; 9. a spring; 10. a water outlet pipe; 11. a water injection pipe; 12. a telescopic rod; 13. a drawing and pressing rod; 14. snaring; 15. a tooth socket; 16. a rotating gear; 17. and filtering the holes.

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, an electromagnetic flowmeter with washing and anti-blocking functions includes an electromagnetic flowmeter body 1, a washing device 2 is disposed at an upper end of the electromagnetic flowmeter body 1, a pumping pipe 3 is disposed at a side end of the electromagnetic flowmeter body 1 corresponding to the washing device 2, two feed inlets 5 and discharge outlets of the electromagnetic flowmeter body 1, a sealing device 4 is disposed between the electromagnetic flowmeter body 1 and the washing device 2 and between the electromagnetic flowmeter body 1 and the pumping pipe 3, and a filter screen 6 is fixedly connected to an inner wall of the electromagnetic flowmeter body 1 at the position of the feed inlet 5, all pipe orifices are sealed by the sealing device 4, so that a closed space is formed inside the electromagnetic flowmeter body, air inside the electromagnetic flowmeter body is extracted by the pumping pipe 3, and then air pressure pushing is performed inside the electromagnetic flowmeter body 1 by the washing device 2, so that a water source is flushed into the electromagnetic flowmeter body 1 for washing.

The flushing device 2 comprises a water tank 7, a piston rod 8, a spring 9, a water outlet pipe 10, a water injection pipe 11 and a telescopic rod 12, the water tank 7 is fixedly connected to the upper end of an electromagnetic flowmeter main body 1, the piston rod 8 is movably inserted into the upper end of the water tank 7, the water tank 7 is internally provided with the water outlet pipe 10, the water outlet pipe 10 is in a U shape, one end of the water outlet pipe 10 penetrates through the bottom end of the water tank 7 and is connected to the inside of the electromagnetic flowmeter main body 1, the lower end of the piston rod 8 is attached to the inner wall of the water outlet pipe 10, the telescopic rod 12 is fixedly connected between the lower end of the piston rod 8 and the bottom end of the water tank 7, the outer wall of the telescopic rod 12 is wrapped with the spring 9 and fixedly connected between the piston rod 8 and the water tank 7, the upper end of the water tank 7 is located at the side end of the piston rod 8 and is fixedly connected with the water injection pipe 11, water is injected through the water injection pipe 11 on the water tank 7, then the piston rod 8 is pressed downwards, the telescopic rod 8 is used for driving the telescopic rod 12 to be pressed downwards, then the electromagnetic flowmeter main body is reset by the spring 9, the piston rod 8 is pressed downwards, and the water source flows into the electromagnetic flowmeter main body 1 from the water outlet pipe 10.

The pumping pipe 3 is fixedly connected to the upper end of the electromagnetic flowmeter main body 1, a pumping rod 13 is movably inserted in the pumping pipe 3, the bottom end of the pumping rod 13 is attached to the inner wall of the pumping pipe 3, and the pumping rod 13 is used for pumping in the pumping pipe 3 to enable the air pressure in the electromagnetic flowmeter main body 1 to be pumped out.

The sealing device 4 comprises a ring sleeve 14, tooth grooves 15 and a rotating gear 16, the ring sleeve 14 is formed by two hemispherical symmetrical rings, the two ring sleeves 14 are movably hinged together through two fan-shaped rings respectively, the two ring sleeves 14 are fixedly attached to the pipe orifice, the positions of the outer wall of the pipe orifice corresponding to the two ring sleeves 14 are movably connected with the rotating gear 16, the tooth grooves 15 are formed in the outer wall of the movable ends of the two ring sleeves 14 at intervals, the rotating gear 16 is meshed with the tooth grooves 15, the rotating gear 16 is rotated to drive the tooth grooves 15 in the ring sleeves 14 to move upwards, and finally the ring sleeves 14 form a disc shape to seal the pipe orifice.

The filter screen 6 is cylindrical, the filter holes 17 are formed in the filter screen 6 at intervals and are fully distributed, and the filter holes 17 in the filter screen 6 are used for filtering during transmission.

The working principle is as follows: all pipe openings are sealed through a sealing device 4, a sealed space is formed inside an electromagnetic flowmeter main body, then air inside the electromagnetic flowmeter main body is extracted through a pumping pipe 3, then air pressure pushing is carried out on the inside of the electromagnetic flowmeter main body 1 through a washing device 2, a water source is flushed to the inside of the electromagnetic flowmeter main body 1, water is injected through a water injection pipe 11 on a water tank 7, then a piston rod 8 is used for pressing downwards, the piston rod 8 drives a telescopic rod 12 to press downwards, then a spring 9 is used for resetting, the piston rod 8 presses downwards, pressure is used for enabling the water source to flow into the inside of the electromagnetic flowmeter main body 1 from a water outlet pipe 10, the air pressure inside the electromagnetic flowmeter main body 1 is extracted through a pumping rod 13 in the pumping pipe 3, the rotating gear 16 is rotated, the rotating gear 16 drives a tooth groove 15 on the ring 14 to move upwards, finally the ring 14 is made to form a disc shape and is sealed, and the pipe openings are filtered during transmission through a filtering hole 17 in a filtering net 6 in the using process.

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 electromagnetic flowmeter with wash and prevent stifled function, includes electromagnetic flowmeter main part (1), its characterized in that: the upper end of electromagnetic flowmeter main part (1) is provided with washing unit (2), and the side that electromagnetic flowmeter main part (1) corresponds washing unit (2) is provided with and takes out pressure pipe (3), and all be provided with closing device (4) between two feed inlets (5) and the discharge gate of electromagnetic flowmeter main part (1) and washing unit (2) and between electromagnetic flowmeter main part (1) and taking out pressure pipe (3), and fixedly connected with filter screen (6) on electromagnetic flowmeter main part (1) is located the inner wall of feed inlet (5) position.

2. The electromagnetic flowmeter with the flushing and anti-blocking functions as claimed in claim 1, characterized in that: flushing device (2) include water tank (7), piston rod (8), spring (9), outlet pipe (10), water injection pipe (11) and telescopic link (12), water tank (7) fixed connection is in the upper end of electromagnetic flowmeter main part (1), and the upper end activity of water tank (7) is pegged graft and is had piston rod (8), and the inside of water tank (7) is provided with outlet pipe (10), and outlet pipe (10) are the setting of U-shaped, and the one end of outlet pipe (10) runs through inside water tank (7) bottom parallel connection electromagnetic flowmeter main part (1), and the lower extreme of piston rod (8) is in the same place with the inner wall looks laminating of outlet pipe (10), and fixedly connected with telescopic link (12) between the lower extreme of piston rod (8) and the bottom of water tank (7), and the parcel has spring (9) fixed connection between piston rod (8) and water tank (7) on the outer wall of telescopic link (12), and the upper end fixedly connected with water injection pipe (11) that the upper end of water tank (7) is located piston rod (8).

3. The electromagnetic flowmeter with the flushing and anti-blocking functions as claimed in claim 2, characterized in that: the pumping pipe (3) is fixedly connected to the upper end of the electromagnetic flowmeter main body (1), a pumping rod (13) is movably inserted into the pumping pipe (3), and the bottom end of the pumping rod (13) is attached to the inner wall of the pumping pipe (3).

4. The electromagnetic flowmeter with the flushing and anti-blocking functions of claim 1, characterized in that: the sealing device (4) comprises two snares (14), tooth sockets (15) and rotating gears (16), the snares (14) are symmetrically arranged together in a hemispherical shape, the two snares (14) are movably hinged together by two fan-shaped rings respectively, the two snares (14) are fixedly attached to the pipe orifice, the rotating gears (16) are movably connected to the positions, corresponding to the two snares (14), on the outer wall of the pipe orifice, the tooth sockets (15) are arranged on the outer walls of the movable ends of the two snares (14) at intervals, and the rotating gears (16) are meshed with the tooth sockets (15) mutually.

5. The electromagnetic flowmeter with the flushing and anti-blocking functions as claimed in claim 4, wherein: the filter screen (6) is arranged in a cylindrical shape, and the filter screen (6) is provided with filter holes (17) at intervals and is fully distributed.