CN218765408U

CN218765408U - Impeller component of liquid turbine flowmeter

Info

Publication number: CN218765408U
Application number: CN202223287428.8U
Authority: CN
Inventors: 迟军科; 张超; 邹德胜; 张克军
Original assignee: Weihai Naer Instrument Technology Co ltd
Current assignee: Weihai Naer Instrument Technology Co ltd
Priority date: 2022-12-08
Filing date: 2022-12-08
Publication date: 2023-03-28
Anticipated expiration: 2032-12-08

Abstract

The utility model provides a liquid turbine flowmeter impeller assembly, which belongs to the technical field of flow measurement and solves the problem that the traditional turbine flowmeter is easily blocked by impurities, so that the measured data is inaccurate, and comprises an outer connecting pipe, a mounting seat, a flowmeter and an inner core assembly; the left end and the right end of the external connecting pipe are fixed with fixing frames, and sealing plugs are arranged on the fixing frames; the mounting seat is fixed at the upper end of the external connecting pipe; the flowmeter is arranged on the mounting seat; the inner core assembly is arranged in the external pipe; when liquid flows in the external pipe, the sealing plug can be pushed rightwards under the impact force of the liquid to realize the flow of the liquid, and when no liquid flows, the sealing plug is tightly pressed on the fixing frame under the action of the spring to realize the sealing of the external pipe and prevent impurities from entering the internal part of the external pipe; the impeller ring can be driven to rotate when liquid circulates, so that the rotating shaft rotates, the brush plate rotates at the moment and cleans impurities on the filter plate, and the filter holes on the filter plate are prevented from being blocked by the impurities.

Description

Impeller component of liquid turbine flowmeter

Technical Field

The utility model belongs to the technical field of the flow measurement, more specifically say, in particular to liquid turbine flowmeter impeller subassembly.

Background

The flowmeter can measure the flow of fluid medium in a pipeline, is widely applied to the fields of industrial and commercial trade measurement and standard check, and can be applied to petroleum, organic liquid, inorganic liquid, liquefied gas, natural gas, low-temperature fluid and the like.

Based on the above, because the fluid may contain impurities, the conventional turbine flowmeter is easily blocked by the impurities when in use, which affects the accuracy of the metering data and even causes the flowmeter to work abnormally.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a liquid turbine flowmeter impeller subassembly to solve traditional turbine flowmeter and blockked up by impurity easily, lead to the unsafe problem of measurement data.

The utility model relates to a purpose and efficiency of liquid turbine flowmeter impeller subassembly is reached by following specific technological means:

a liquid turbine flowmeter impeller assembly characterized by: comprises an external connecting pipe, a mounting seat, a flowmeter and an inner core assembly; the left end and the right end of the external connection pipe are fixedly provided with fixing frames, through holes are formed in the fixing frames, sealing plugs are installed on the fixing frames, threaded rods are fixed to the left ends of the sealing plugs and installed in the through holes in the fixing frames, nuts are screwed on the threaded rods, springs are installed on the threaded rods, and the springs are located between the nuts and the fixing frames; the mounting seat is fixed at the upper end of the external connecting pipe; the flowmeter is arranged on the mounting seat; the inner core assembly is installed inside the external pipe.

Further, the inner core subassembly includes right extension board, left extension board, connecting rod, solid fixed ring and No. two solid fixed rings, and right extension board and left extension board are fixed in the circumscribed to install six groups of connecting rods between right extension board and the left extension board, and solid fixed ring and No. two solid fixed rings are installed on six groups of connecting rods, and No. one solid fixed ring is located No. two solid fixed ring's right side.

Furthermore, install the bearing on right branch board and the left branch board, install the axis of rotation on the bearing to be equipped with the screw thread on the connecting rod, no. one solid fixed ring and No. two solid fixed rings pass through the nut and install on six groups of connecting rods.

Furthermore, a concave disc is installed on the first fixing ring through a bolt, a shaft connecting cylinder is installed on the concave disc through a bolt, and a blade wheel ring is installed in the shaft connecting cylinder.

Furthermore, the impeller ring is installed on the rotating shaft, a limiting ring is arranged at the installation position of the impeller ring and the rotating shaft, a filter plate is installed on the second fixing ring, and the filter plate is rotatably connected with the rotating shaft.

Furthermore, a fixed column is fixed on the rotating shaft, a brush plate is installed on the fixed column, a spring is installed on the rotating shaft and located between the brush plate and the left support plate, a brush is fixed on the brush plate, and the brush is in contact with the left end face of the filter plate.

The utility model discloses at least, include following beneficial effect:

1. the utility model discloses an install the sealing plug on the inside mount of external pipe, the left end of sealing plug is fixed with the threaded rod, install the spring on the threaded rod, the spring is located between nut and the mount, when having the liquid circulation in external pipe, can promote the sealing plug right under the impact force of liquid, realize the circulation of liquid, when not having the liquid circulation, the sealing plug compresses tightly on the mount automatically under the effect of spring, realize the sealing to external pipe, prevent that impurity from entering into external inside managing.

2. The utility model discloses an install the filter plate on the No. two solid fixed rings of external intraduct, filter the impurity in to liquid through the filter plate, inside impurity causes the damage to the impeller rim when preventing the liquid circulation, can drive the impeller rim during the liquid circulation and rotate to make the axis of rotation rotate, the brush board rotates this moment and clears up the impurity on the filter plate, prevents that impurity from blockking up the filtration pore on the filter plate.

Drawings

Fig. 1 is a schematic structural view of the inside of the external connection tube of the present invention.

Fig. 2 is an enlarged schematic structural diagram of a in fig. 1 according to the present invention.

Fig. 3 is a schematic structural diagram of the inner core assembly of the present invention.

Fig. 4 is a schematic structural view of the left end of the inner core assembly of the present invention.

Fig. 5 is a schematic structural view of the rotating shaft of the present invention.

Fig. 6 is a schematic structural diagram of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. connecting the outer pipe; 11. a fixed mount; 12. a sealing plug; 2. a mounting base; 3. a flow meter; 4. an inner core assembly; 41. a right support plate; 411. a rotating shaft; 412. a limiting ring; 413. fixing a column; 42. a left support plate; 43. a connecting rod; 44. a first fixing ring; 441. a concave disk; 442. a shaft coupling cylinder; 443. an impeller ring; 45. a second fixing ring; 451. filtering the plate; 46. and (7) brushing the board.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the drawings and examples.

The embodiment is as follows:

as shown in figures 1 to 6:

the utility model provides a liquid turbine flowmeter impeller assembly, which comprises an external connecting pipe 1, a mounting seat 2, a flowmeter 3 and an inner core assembly 4; the left end and the right end of the external connection pipe 1 are fixed with fixing frames 11, through holes are formed in the fixing frames 11, sealing plugs 12 are installed on the fixing frames 11, threaded rods are fixed to the left ends of the sealing plugs 12 and installed in the through holes in the fixing frames 11, nuts are screwed on the threaded rods, springs are installed on the threaded rods, and the springs are located between the nuts and the fixing frames 11; the mounting seat 2 is fixed at the upper end of the external connecting pipe 1; the flowmeter 3 is arranged on the mounting base 2; the inner core assembly 4 is installed inside the outer connecting pipe 1, the inner core assembly 4 comprises a right support plate 41, a left support plate 42, a connecting rod 43, a first fixing ring 44 and a second fixing ring 45, the right support plate 41 and the left support plate 42 are fixed in the outer connecting pipe 1, six groups of connecting rods 43 are installed between the right support plate 41 and the left support plate 42, the first fixing ring 44 and the second fixing ring 45 are installed on the six groups of connecting rods 43, the first fixing ring 44 is located on the right side of the second fixing ring 45, bearings are installed on the right support plate 41 and the left support plate 42, a rotating shaft 411 is installed on the bearings, threads are arranged on the connecting rods 43, the first fixing ring 44 and the second fixing ring 45 are installed on the six groups of connecting rods 43 through nuts, a concave disc 441 is installed on the first fixing ring 44 through bolts, a shaft connecting cylinder 442 is installed on the concave disc 441 through bolts, a vane ring 443 is installed in the shaft connecting cylinder 442, the impeller ring 443 is installed on the rotating shaft 411, a limiting ring 412 is arranged at the installation position of the impeller ring 443 and the rotating shaft 411, a filter plate 451 is installed on the second fixing ring 45, and is rotatably connected with the rotating shaft 411.

Wherein, be fixed with fixed column 413 on the axis of rotation 411, install brush board 46 on the fixed column 413 to install the spring on the axis of rotation 411, the spring is located between brush board 46 and the left branch board 42, is fixed with the brush on the brush board 46, and the left end face contact of brush and filter plate 451, its effect is: when the liquid flows, the impeller ring 443 can be driven to rotate, so that the rotating shaft 411 rotates, and at the moment, the brush plate 46 rotates to clean impurities on the filter plate 451, so that the filter holes on the filter plate 451 are prevented from being blocked by the impurities.

The specific use mode and function of the embodiment are as follows:

the utility model discloses in, when using, the liquid flow in the external pipe 1, can promote sealing plug 12 right under the impact force of liquid, realize the circulation of liquid, when not having the liquid circulation, sealing plug 12 compresses tightly on mount 11 automatically under the effect of spring, realize taking over the sealing of 1 outward, prevent that impurity from entering into external pipe 1 inside, can drive impeller ring 443 during the liquid circulation and rotate, thereby make axis of rotation 411 rotate, brush board 46 rotates and clears up the impurity on the filter plate 451 this moment, prevent that impurity from blockking up the filtration pore on the filter plate 451, and install the spring on the axis of rotation 411, the spring is located between brush board 46 and the left extension board 42, can compress tightly brush board 46 on the filter plate 451 through the spring, make brush board 46 contact with filter plate 451 throughout.

Claims

1. A liquid turbine flowmeter impeller assembly characterized by: comprises an external connecting pipe (1), a mounting seat (2), a flowmeter (3) and an inner core assembly (4); fixing frames (11) are fixed at the left end and the right end of the external connection pipe (1), through holes are formed in the fixing frames (11), sealing plugs (12) are installed on the fixing frames (11), threaded rods are fixed at the left ends of the sealing plugs (12), the threaded rods are installed in the through holes in the fixing frames (11), nuts are screwed on the threaded rods, springs are installed on the threaded rods, and the springs are located between the nuts and the fixing frames (11); the mounting seat (2) is fixed at the upper end of the external connecting pipe (1); the flowmeter (3) is arranged on the mounting seat (2); the inner core assembly (4) is arranged inside the outer connecting pipe (1).

2. The liquid turbine flowmeter impeller assembly of claim 1, characterized in that the inner core assembly (4) comprises a right support plate (41), a left support plate (42), a connecting rod (43), a first fixing ring (44) and a second fixing ring (45), the right support plate (41) and the left support plate (42) are fixed in the outer connecting pipe (1), six groups of connecting rods (43) are arranged between the right support plate (41) and the left support plate (42), the first fixing ring (44) and the second fixing ring (45) are arranged on the six groups of connecting rods (43), and the first fixing ring (44) is positioned at the right side of the second fixing ring (45).

3. A liquid turbine flowmeter impeller assembly as claimed in claim 2 wherein bearings are mounted on said right (41) and left (42) supports, a rotating shaft (411) is mounted on said bearings, and wherein said connecting rods (43) are threaded, and wherein said first retaining ring (44) and said second retaining ring (45) are mounted on said six sets of connecting rods (43) by means of nuts.

4. A liquid turbine flowmeter impeller assembly as claimed in claim 2 wherein said first retaining ring (44) has a recessed disk (441) bolted thereto, said recessed disk (441) has a shaft receiving cylinder (442) bolted thereto, and said shaft receiving cylinder (442) has a vane ring (443) mounted therein.

5. A liquid turbine flowmeter impeller assembly as claimed in claim 4, wherein said impeller ring (443) is mounted on the rotating shaft (411), and the mounting position of the impeller ring (443) and the rotating shaft (411) is provided with a spacing ring (412), and the second fixing ring (45) is provided with a filter plate (451), and the filter plate (451) is rotatably connected with the rotating shaft (411).

6. A liquid turbine flowmeter impeller assembly according to claim 5, characterized in that the rotating shaft (411) is fixed with a fixed column (413), the fixed column (413) is provided with a brush plate (46), the rotating shaft (411) is provided with a spring, the spring is positioned between the brush plate (46) and the left support plate (42), the brush plate (46) is fixed with a brush, and the brush is contacted with the left end face of the filter plate (451).