CN220751264U

CN220751264U - Small-flow plug-in flowmeter

Info

Publication number: CN220751264U
Application number: CN202322396249.6U
Authority: CN
Inventors: 李振; 刘建军; 王文海
Original assignee: Tangshan City Fengrun District Zhanwang Automation Equipment Co ltd
Current assignee: Tangshan City Fengrun District Zhanwang Automation Equipment Co ltd
Priority date: 2023-09-04
Filing date: 2023-09-04
Publication date: 2024-04-09
Anticipated expiration: 2033-09-04

Abstract

The utility model relates to the technical field of flow meters, and provides a small-flow plug-in flow meter which comprises a flow pipe, wherein an insertion port is formed in the inner top wall of the flow pipe, and a flow meter body is connected inside the insertion port in a sliding manner. The utility model can realize the secondary sealing of the flowmeter body by connecting the flowmeter body with the flow pipe through the sealing plate from the insertion opening and then connecting the flowmeter body with the flow pipe through the sliding sealing frame, and if the insertion opening is leaked, the sealing frame can be used for secondary sealing, and the pressure drives the liquid to enter the sealing frame due to certain pressure of the internal moisture, after the internal is filled with the liquid, the pressure can drive the piston to move upwards to drive the trigger rod to contact with the trigger piece, so as to transmit the alarm, and then the alarm alarms, remind personnel to overhaul in time, avoid the liquid loss caused by the period from the leakage to the discovery, and further increase the practicability.

Description

Small-flow plug-in flowmeter

Technical Field

The utility model relates to the technical field of flowmeters, in particular to a small-flow plug-in flowmeter.

Background

The metering is an eye of industrial production, the flow metering is one of the components of the metering science and technology, has close relation with national economy, national defense construction and scientific research, plays an important role in ensuring the product quality, improving the production efficiency and promoting the development of the scientific technology, has more obvious status and effect in the national economy, particularly in the current times of energy crisis and increasing the degree of industrial production automation, and comprises an inserted flowmeter, and is widely applied to industries such as petroleum, chemical industry, metallurgy, electric power, papermaking, food, water treatment and the like.

Through searching Chinese patent numbers: CN219161373U discloses an inserted electromagnetic flowmeter, which comprises a pipeline and an electromagnetic flowmeter body, be equipped with the position groove that ends on the pipeline, it is equipped with the shutoff piece to end the inslot, the both sides of shutoff piece all fixedly connected with mounting panel, be connected through locking bolt between one end of mounting panel and the pipeline, electromagnetic flowmeter body slides and inserts and establish on the shutoff piece, fixed the sleeve that has cup jointed on the electromagnetic flowmeter body, the both ends top of shutoff piece all fixedly connected with backup pad, be equipped with the rotation groove in the backup pad, the rotation inslot rotation is connected with the threaded rod, the screw thread of the horizontal axial cross-section both sides of threaded rod revolves to be opposite setting, and the utility model is convenient for install fixedly to electromagnetic flowmeter, improves electromagnetic flowmeter's practicality, lets the user can more convenient use.

However, when implementing the above technical solution, the following problems exist: above technical scheme is convenient for install fixedly to electric magnetic flowmeter, improves electric magnetic flowmeter's practicality, lets the user can more convenient use, but in actual use, behind the installation flowmeter, because direct insertion, the condition that leaks can appear in its junction, because inside liquid flows under the pressure condition, leads to liquid flow pressure to diminish, influences its accuracy that detects, and inside liquid directly sprays out after leaking, if untimely discovery can lead to inside flowing liquid extravagant in a large number.

Disclosure of Invention

The utility model provides a small-flow plug-in flowmeter, which solves the problems that resources are wasted in a large amount and detection accuracy is affected if leakage occurs after the flowmeter is installed in the related technology.

The technical scheme of the utility model is as follows: the small-flow plug-in flowmeter comprises a flow pipe, wherein an insertion port is formed in the inner top wall of the flow pipe, a flowmeter body is connected in a sliding manner in the insertion port, a sealing plate is fixedly connected to the outer side wall of the flowmeter body, and the sealing plate is fixed with the flow pipe;

the utility model discloses a flowmeter, including flowmeter body, sealing frame, measuring port, trigger box's inner wall sliding connection has the piston, the top fixedly connected with trigger lever of piston, trigger box's interior roof fixedly connected with trigger piece, trigger box's top fixedly connected with alarm, the alarm with electric connection between the trigger piece.

Preferably, two connecting plates are fixedly connected to two sides of the sealing frame, a plurality of threaded holes are formed in the tops of the two connecting plates and the flow tube, and bolts are connected to the internal threads of the threaded holes.

Preferably, a sealing ring is fixedly connected to the inside of the sealing frame, and the inside of the sealing ring is in contact with the outer side wall of the flowmeter body.

Preferably, the outer side wall of the flowmeter body is fixedly connected with a supporting plate, and the supporting plate is welded with the flowmeter body.

Preferably, the top of backup pad fixedly connected with is sealed fills up, the top of sealed pad with the interior roof of sealing frame contacts.

Preferably, the inner side wall of the trigger box is provided with an exhaust port.

Preferably, a spring is fixedly connected to the top of the piston, the spring is located on the outer side of the trigger rod, and the top end of the spring is connected with the inner top wall of the trigger box.

Preferably, an observation port is formed in the front side of the sealing frame, and a transparent plate is fixedly connected to the inside of the observation port.

The working principle and the beneficial effects of the utility model are as follows:

the utility model can realize the secondary sealing of the flow meter body by connecting the flow meter body with the flow tube from the inside of the insertion port through the sealing plate and then connecting the flow tube through the sliding sealing frame, and the secondary sealing of the flow meter body.

Drawings

The utility model will be described in further detail with reference to the drawings and the detailed description.

FIG. 1 is a schematic perspective view of a flow tube according to the present utility model;

FIG. 2 is a schematic cross-sectional elevation view of the present utility model;

FIG. 3 is a schematic perspective view of a seal frame according to the present utility model;

fig. 4 is an enlarged schematic view of the structure of fig. 2 a according to the present utility model.

In the figure: 1. a flow tube; 2. an insertion port; 3. a flowmeter body; 4. a sealing plate; 5. a sealing frame; 6. a detection port; 7. a trigger box; 8. a piston; 9. a trigger lever; 10. a trigger; 11. an alarm; 12. a connecting plate; 13. a threaded hole; 14. a bolt; 15. a seal ring; 16. a support plate; 17. a sealing gasket; 18. an exhaust port; 19. a spring; 20. an observation port; 21. and a transparent plate.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described in the following in conjunction with the embodiments of the present utility model, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a small flow plug-in flowmeter technical scheme: the flow tube comprises a flow tube 1, wherein an insertion port 2 is formed in the inner top wall of the flow tube 1, a flowmeter body 3 is connected in the insertion port 2 in a sliding manner, a sealing plate 4 is fixedly connected to the outer side wall of the flowmeter body 3, and the sealing plate 4 is fixed with the flow tube 1;

the outer side wall of the flowmeter body 3 is slidably connected with a sealing frame 5, the sealing frame 5 is fixed with the flow pipe 1, the inner top wall of the sealing frame 5 is provided with a detection port 6, the inside of the detection port 6 is fixedly connected with a trigger box 7, the inner wall of the trigger box 7 is slidably connected with a piston 8, the top of the piston 8 is fixedly connected with a trigger rod 9, the inner top wall of the trigger box 7 is fixedly connected with a trigger piece 10, the top of the trigger box 7 is fixedly connected with an alarm 11, and the alarm 11 is electrically connected with the trigger piece 10;

when the flow meter is used, firstly, the flow meter body 3 is inserted into the insertion port 2, then the sealing plate 4 and the flow tube 1 are fixed, the insertion port 2 is sealed, the sealing frame 5 and the flow tube 1 are pulled downwards to fix after sealing, the insertion port 2 is sealed for the second time, if leakage occurs between the insertion port 2 and the sealing plate 4, water is flushed into the sealing frame 5 under the action of pressure and cannot be directly scattered to the outside, after a certain water pressure exists in the sealing frame 5, the movable piston 8 is pushed to move upwards to drive the trigger rod 9 to be in contact with the trigger piece 10, and the alarm 11 gives out sound to remind personnel for timely maintenance, so that a great amount of loss is avoided, and the detection is not accurate due to the leakage.

Specifically, two connecting plates 12 are fixedly connected to two sides of the sealing frame 5, a plurality of threaded holes 13 are formed in the tops of the two connecting plates 12 and the flow tube 1, bolts 14 are connected to the inner threads of the threaded holes 13, and the sealing frame 5 and the flow tube 1 are fixed through the bolts 14 penetrating through the threaded holes 13.

Specifically, sealing ring 15 is fixedly connected with inside of sealing frame 5, and the inside of sealing ring 15 contacts with flowmeter body 3 lateral wall, extrudes sealing ring 15 through sealing frame 5 extrusion, realizes sealing between sealing frame 5 and flowmeter body 3.

Specifically, the outer side wall fixedly connected with backup pad 16 of flowmeter body 3, welding between backup pad 16 and the flowmeter body 3, the top fixedly connected with sealed pad 17 of backup pad 16, the top of sealed pad 17 contacts with the interior roof of sealed frame 5, when sealed frame 5 installs the back, through with the sealed pad 17 on the backup pad 16 between extrusion contact, realizes carrying out the secondary seal to the contact position between sealed frame 5 and the flowmeter body 3.

Specifically, the inner side wall of the trigger box 7 is provided with an exhaust port 18, and when the piston 8 moves in the trigger box 7, the exhaust port 18 discharges the gas in the trigger box 7 and above the piston 8.

Specifically, the top of the piston 8 is fixedly connected with a spring 19, the spring 19 is located at the outer side of the trigger rod 9, the top end of the spring 19 is connected with the inner top wall of the trigger box 7, and the spring 19 is convenient for enabling the piston 8 to be located below the trigger box 7 under the condition that the piston 8 is not affected by pressure.

Specifically, the front side of the sealing frame 5 is provided with an observation port 20, and a transparent plate 21 is fixedly connected to the inside of the observation port 20, so that the problem inside the sealing frame 5 can be observed through the transparent plate 21 in the observation port 20.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The small-flow plug-in flowmeter comprises a flow pipe (1) and is characterized in that an insertion port (2) is formed in the inner top wall of the flow pipe (1), a flowmeter body (3) is connected inside the insertion port (2) in a sliding mode, a sealing plate (4) is fixedly connected to the outer side wall of the flowmeter body (3), and the sealing plate (4) is fixed with the flow pipe (1);

the utility model discloses a flowmeter, including flowmeter body (3), sealed frame (5) with flow between pipe (1), detection mouth (6) have been seted up to the interior roof of sealed frame (5), the inside fixedly connected with trigger case (7) of detection mouth (6), the inner wall sliding connection of trigger case (7) has piston (8), the top fixedly connected with trigger lever (9) of piston (8), the interior roof fixedly connected with trigger piece (10) of trigger case (7), the top fixedly connected with alarm (11) of trigger case (7), alarm (11) with electric connection between trigger piece (10).

2. The small-flow plug-in flowmeter according to claim 1, wherein two connecting plates (12) are fixedly connected to two sides of the sealing frame (5), a plurality of threaded holes (13) are formed in the tops of the two connecting plates (12) and the flow tube (1), and bolts (14) are connected to internal threads of the threaded holes (13).

3. A small flow plug-in flowmeter according to claim 1, characterized in that the sealing frame (5) is fixedly connected with a sealing ring (15) inside, the inside of the sealing ring (15) is in contact with the outer side wall of the flowmeter body (3).

4. A small flow plug-in flowmeter according to claim 1, characterized in that the outer side wall of the flowmeter body (3) is fixedly connected with a support plate (16), and the support plate (16) is welded with the flowmeter body (3).

5. The small flow plug-in flowmeter according to claim 4, wherein the top of the support plate (16) is fixedly connected with a sealing gasket (17), and the top of the sealing gasket (17) is in contact with the inner top wall of the sealing frame (5).

6. A small flow plug-in flowmeter according to claim 1, characterized in that the inner side wall of the trigger box (7) is provided with an exhaust port (18).

7. A small flow plug-in flowmeter according to claim 1, characterized in that the top of the piston (8) is fixedly connected with a spring (19), the spring (19) is located outside the trigger lever (9), and the top end of the spring (19) is interconnected with the inner top wall of the trigger box (7).

8. The small flow plug-in flowmeter according to claim 1, wherein the front side of the sealing frame (5) is provided with an observation port (20), and a transparent plate (21) is fixedly connected to the inside of the observation port (20).