CN215448050U

CN215448050U - High-pressure water and gas injection flowmeter

Info

Publication number: CN215448050U
Application number: CN202121411427.2U
Authority: CN
Inventors: 陈可兴; 袁伟; 姚志
Original assignee: Tai'an Institute Of Metrology; Taian Tuosi Instrument Co ltd
Current assignee: Tai'an Institute Of Metrology; Taian Tuosi Instrument Co ltd
Priority date: 2021-06-24
Filing date: 2021-06-24
Publication date: 2022-01-07
Anticipated expiration: 2031-06-24

Abstract

The utility model discloses a high-pressure water and gas injection flowmeter which comprises a flowmeter body, wherein a pressure transmitter and a converter are installed at the upper end of the flowmeter body, a temperature flow sensor is arranged at the lower end of the converter, connecting flanges are arranged on the outer sides of the two ends of the flowmeter body, a connecting hole is formed in each connecting flange, a circulation cavity is formed in the flowmeter body, mounting grooves are formed in the connecting end faces of the two sides of the flowmeter body, a sealing ring is arranged in each mounting groove, a locking connecting piece is arranged in the middle of the lower end of the flowmeter body, and a connecting cavity is formed in each locking connecting piece. This high pressure water injection gas injection flowmeter utilizes the inside O type sealing washer of mounting groove, utilizes locking connecting piece inner structure simultaneously, increases the leakproofness that the flange is connected and has effectively prevented not hard up of connecting bolt, and then improves the stability of the installation of flowmeter.

Description

High-pressure water and gas injection flowmeter

Technical Field

The utility model relates to the technical field related to flowmeters, in particular to a high-pressure water and gas injection flowmeter.

Background

Meters that measure fluid flow are collectively referred to as flow meters or flow meters. The flowmeter is one of important meters in industrial measurement, the requirements on the accuracy and the range of flow measurement are higher and higher along with the development of industrial production, the flow measurement technology is changed day by day, and various types of flowmeters are successively produced in order to adapt to various purposes.

However, the existing high-pressure flow meter is usually connected through a flange, because the high-pressure flow meter testing environment belongs to high-pressure fluid, and under the action of the high-pressure fluid, bolts of the connecting flange are easy to loosen, so that the connection tightness and the connection stability are poor, and the existing flow meter has a single function, therefore, the high-pressure water injection and gas injection flow meter is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-pressure water and gas injection flowmeter, which aims to solve the problems that the existing high-pressure flowmeter in the background art is usually connected through a flange, the testing environment of the high-pressure flowmeter belongs to high-pressure fluid, and bolts for connecting the flange are easy to loosen under the action of the high-pressure fluid, so that the connection tightness and the connection stability are poor, and the existing flowmeter has a single function.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a high pressure water injection gas injection flowmeter, includes the flowmeter body, pressure transmitter and converter are installed to the upper end of flowmeter body, and the lower extreme of converter is provided with temperature flow sensor, the both ends outside of flowmeter body is provided with flange, and flange's inside has seted up the connecting hole to the inside of flowmeter body is provided with the circulation chamber, the mounting groove has been seted up to the both sides joint end face of flowmeter body, and the inside of mounting groove is provided with the sealing washer, the lower extreme middle part of flowmeter body is provided with the locking connecting piece, and the inside of locking connecting piece is provided with the connection chamber.

Preferably, the front end of converter is provided with the rectangle display screen, and the lower extreme of converter is fixed with the connecting seat spiro union of the upper end setting of flowmeter body to the converter lower extreme is fixed with the temperature flow sensor spiro union, and temperature flow sensor's monitoring end inserts the circulation intracavity portion.

Preferably, the outer surfaces of the two ends of the flowmeter body are provided with annular bulges, the connecting flange and the annular bulges are arranged into an integral structure, the mounting groove is formed in the end face of the outer side of the annular bulges, and the sealing ring is arranged to be an O-shaped ring.

Preferably, the upper end of the locking connecting piece is welded and fixed with the lower end of the flowmeter body, the middle of the locking connecting piece is of an oval structure, the arc-shaped walls on two sides of the oval structure are provided with through holes, the lower end of the oval structure is provided with a threaded hole connecting end inside, and the threaded hole is communicated with the connecting cavity.

Preferably, a long screw rod is arranged inside the lower end connecting hole of the connecting flange, the long screw rod is in threaded connection with the connecting hole, and a through hole penetrating the inner side end of the long screw rod extends into the connecting cavity.

Preferably, the inside of connecting the chamber is provided with the turning block, and the middle part of turning block has seted up ring groove to ring groove's upper and lower end groove wall is provided with the buffer block, and the inboard end of long screw inserts the draw-in groove.

Preferably, the lower end of the locking connecting piece is in threaded connection with a locking bolt through a threaded hole, the upper end of the locking bolt is rotatably connected with the rotating block, and the lower end of the locking bolt is connected with a nut and a rotating handle.

Compared with the prior art, the utility model has the beneficial effects that: the high-pressure water and gas injection flowmeter is reasonable in structural arrangement, the sealing performance of flange connection is improved and the looseness of a connecting bolt is effectively prevented by utilizing the O-shaped sealing ring in the mounting groove and the internal structure of the locking connecting piece, so that the mounting stability of the flowmeter is improved;

1. the pressure sensor arranged at the bottom of the pressure transmitter can measure the pressure of high-pressure fluid, the temperature flow sensor and the converter can directly display the measured data of temperature and flow on a digital display screen of the converter, so that the data are convenient to observe, the flowmeter body is convenient to butt joint with a high-pressure fluid process pipeline through the connecting flange, the connecting hole at the upper end of the connecting flange is connected by adopting a short bolt, and the connecting hole at the lower end of the connecting flange is connected by a long screw rod;

2. through the inside connection chamber of seting up of locking connecting piece, and connect the turning block that sets up in the intracavity, make the inboard end of long screw rod insert inside the draw-in groove of turning block, and form the extrusion to the long screw rod end through the buffering piece, through the turning handle, locking bolt and screw hole, make and reciprocate the turning block, and then make the draw-in groove inner wall produce the pressure of vertical direction to the end of long screw rod, locking bolt is fixed to the rethread nut, vertical pressure is applyed through the end to the long screw rod, make the long screw rod difficult take place not hard up slippage phenomenon at the horizontal direction, and then make the flowmeter body of this embodiment have better connection stability.

Drawings

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

FIG. 2 is a schematic view of the structure of FIG. 1 at A according to the present invention;

FIG. 3 is a schematic view of the structure at B in FIG. 1 according to the present invention.

In the figure: 1. a flowmeter body; 2. a pressure transmitter; 3. a converter; 4. a temperature flow sensor; 5. a connecting flange; 6. mounting grooves; 7. a seal ring; 8. connecting holes; 9. a flow-through chamber; 10. a long screw; 11. a locking connection member; 12. a connecting cavity; 13. a buffer block; 14. a card slot; 15. rotating the block; 16. a nut; 17. a handle is rotated; 18. locking the bolt; 19. a threaded bore.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a high-pressure water and gas injection flowmeter comprises a flowmeter body 1, a pressure transmitter 2, a converter 3, a temperature flow sensor 4, a connecting flange 5, a mounting groove 6, a sealing ring 7, a connecting hole 8, a circulation cavity 9, a long screw 10, a locking connecting piece 11, a connecting cavity 12, a buffer block 13, a clamping groove 14, a rotating block 15, a nut 16, a rotating handle 17, a locking bolt 18 and a threaded hole 19, wherein the pressure transmitter 2 and the converter 3 are installed at the upper end of the flowmeter body 1, the temperature flow sensor 4 is arranged at the lower end of the converter 3, the connecting flange 5 is arranged on the outer sides of two ends of the flowmeter body 1, the connecting hole 8 is formed in the connecting flange 5, the circulation cavity 9 is arranged in the flowmeter body 1, the mounting grooves 6 are formed in the connecting end faces of two sides of the flowmeter body 1, the sealing ring 7 is arranged in the mounting grooves 6, and the locking connecting piece 11 is arranged in the middle of the lower end of the flowmeter body 1, and the locking connector 11 is internally provided with a connecting cavity 12.

The front end of the converter 3 is provided with a rectangular display screen, the lower end of the converter 3 is fixedly connected with a connecting seat arranged at the upper end of the flowmeter body 1 in a threaded manner, the lower end of the converter 3 is fixedly connected with the temperature flow sensor 4 in a threaded manner, and the monitoring end of the temperature flow sensor 4 is inserted into the circulation cavity 9; the outer surfaces of two ends of the flowmeter body 1 are provided with annular bulges, the connecting flange 5 and the annular bulges are arranged into an integral structure, the mounting groove 6 is arranged on the outer side end surface of the annular bulges, and the sealing ring 7 is arranged into an O-shaped ring; the upper end of locking connecting piece 11 and the lower extreme welded fastening of flowmeter body 1, and the middle part of locking connecting piece 11 sets up to oval structure to oval both sides arc wall has seted up the through-hole, and oval lower extreme sets up to inside threaded hole 19 link of seting up, and threaded hole 19 communicates with connection chamber 12.

As shown in figure 1, the pressure of high-pressure fluid can be measured by a pressure sensor arranged at the bottom of a pressure transmitter 2, the data measured by temperature and flow can be directly displayed on a digital display screen of a converter 3 through a temperature flow sensor 4 and the converter 3, the observation is convenient, the butt joint of a flowmeter body 1 and a high-pressure fluid process pipeline is convenient through a connecting flange 5, a connecting hole 8 at the upper end of the connecting flange 5 is connected through a short bolt, and the connecting hole 8 at the lower end of the connecting flange 5 is connected through a long screw 10.

A long screw 10 is arranged inside a connecting hole 8 at the lower end of the connecting flange 5, the long screw 10 is in threaded connection with the connecting hole 8, and a through hole penetrating through the inner side end of the long screw 10 extends into the connecting cavity 12; a rotating block 15 is arranged inside the connecting cavity 12, an annular clamping groove 14 is formed in the middle of the rotating block 15, buffer blocks 13 are arranged on the groove walls of the upper end and the lower end of the annular clamping groove 14, and the inner side end of the long screw 10 is inserted into the clamping groove 14; the lower end of the locking connecting piece 11 is screwed with a locking bolt 18 through a threaded hole 19, the upper end of the locking bolt 18 is rotatably connected with the rotating block 15, and the lower end of the locking bolt 18 is connected with a nut 16 and a rotating handle 17.

As in fig. 2 and fig. 3, the connection cavity 12 is formed inside the locking connection member 11, and the rotation block 15 is arranged inside the connection cavity 12, so that the inner end of the long screw 10 is inserted into the slot 14 of the rotation block 15, and the end of the long screw 10 is extruded through the buffer block 13, through the rotation handle 17, the locking bolt 18 and the threaded hole 19, so that the rotation block 15 moves up and down, and further the inner wall of the slot 14 generates a pressure in the vertical direction to the end of the long screw 10, and then the locking bolt 18 is fixed through the nut 16, and by applying a vertical pressure to the end of the long screw 10, so that the long screw 10 is not easy to loosen and slip in the horizontal direction, and further the flowmeter body 1 of the present embodiment has better connection stability.

The working principle is as follows: when the high-pressure water injection and gas injection flowmeter is used, firstly, as shown in a figure 1, a figure 2 and a figure 3, the pressure of high-pressure fluid can be measured through a pressure sensor arranged at the bottom of a pressure transmitter 2, the measured data of temperature and flow can be directly displayed on a digital display screen of a converter 3 through a temperature flow sensor 4 and the converter 3, the observation is convenient, the flowmeter body 1 is conveniently butted with a high-pressure fluid process pipeline through a connecting flange 5, a connecting hole 8 at the upper end of the connecting flange 5 is connected by a short bolt, the connecting hole 8 at the lower end of the connecting flange 5 is connected by a long screw rod 10, a connecting cavity 12 arranged inside a locking connecting piece 11 and a rotating block 15 arranged in the connecting cavity 12 are used for inserting the inner side end of the long screw rod 10 into a clamping groove 14 of the rotating block 15 and extruding the end of the long screw rod 10 is formed through a buffer block 13, through the turning handle 17, locking bolt 18 and screw hole 19, make and reciprocate turning block 15, and then make the end of draw-in groove 14 inner wall to long screw 10 produce the pressure of vertical direction, locking bolt 18 is fixed to rethread nut 16, through applying vertical pressure to the end of long screw 10, make long screw 10 be difficult for taking place not hard up slippage phenomenon at the horizontal direction, and then make flowmeter body 1 of this embodiment have better connection stability, this is exactly the whole process that a high pressure water injection gas injection flowmeter used.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high pressure water injection gas injection flowmeter, includes flowmeter body (1), its characterized in that: pressure transmitter (2) and converter (3) are installed to the upper end of flowmeter body (1), and the lower extreme of converter (3) is provided with temperature flow sensor (4), the both ends outside of flowmeter body (1) is provided with flange (5), and flange (5) inside seted up connecting hole (8) to the inside of flowmeter body (1) is provided with circulation chamber (9), mounting groove (6) have been seted up to the both sides connection terminal surface of flowmeter body (1), and the inside of mounting groove (6) is provided with sealing washer (7), the lower extreme middle part of flowmeter body (1) is provided with locking connecting piece (11), and the inside of locking connecting piece (11) is provided with connection chamber (12).

2. The high pressure water injection and gas injection flowmeter of claim 1, wherein: the front end of converter (3) is provided with the rectangle display screen, and the lower extreme of converter (3) is fixed with the connecting seat spiro union of the upper end setting of flowmeter body (1) to converter (3) lower extreme and temperature flow sensor (4) spiro union are fixed, and the monitoring end of temperature flow sensor (4) inserts inside circulation chamber (9).

3. The high pressure water injection and gas injection flowmeter of claim 1, wherein: the outer surface of the two ends of the flowmeter body (1) is provided with annular protrusions, the connecting flange (5) and the annular protrusions are arranged to be of an integral structure, the mounting groove (6) is formed in the outer end face of the annular protrusions, and the sealing ring (7) is arranged to be an O-shaped ring.

4. The high pressure water injection and gas injection flowmeter of claim 1, wherein: the upper end of locking connecting piece (11) and the lower extreme welded fastening of flowmeter body (1), and the middle part of locking connecting piece (11) sets up to oval structure to the through-hole has been seted up to oval both sides arc wall, and oval lower extreme sets up to inside threaded hole (19) link of seting up, and threaded hole (19) and connection chamber (12) intercommunication.

5. The high pressure water injection and gas injection flowmeter of claim 1, wherein: the connecting flange is characterized in that a long screw rod (10) is arranged inside a lower end connecting hole (8) of the connecting flange (5), the long screw rod (10) is in threaded connection with the connecting hole (8), and a through hole is punched in the inner side end of the long screw rod (10) and extends into the connecting cavity (12).

6. The high pressure water injection and gas injection flowmeter of claim 1, wherein: the connecting cavity (12) is internally provided with a rotating block (15), the middle of the rotating block (15) is provided with an annular clamping groove (14), the groove walls of the upper end and the lower end of the annular clamping groove (14) are provided with buffer blocks (13), and the inner side end of the long screw (10) is inserted into the clamping groove (14).

7. The high pressure water injection and gas injection flowmeter of claim 1, wherein: the lower end of the locking connecting piece (11) is in threaded connection with a locking bolt (18) through a threaded hole (19), the upper end of the locking bolt (18) is rotatably connected with the rotating block (15), and the lower end of the locking bolt (18) is connected with a nut (16) and a rotating handle (17).