CN219495320U

CN219495320U - Rotameter

Info

Publication number: CN219495320U
Application number: CN202320918056.XU
Authority: CN
Inventors: 李大亮; 刘然
Original assignee: Tianjin Gaoli Electrical Science & Technology Co ltd
Current assignee: Tianjin Gaoli Electrical Science & Technology Co ltd
Priority date: 2023-04-20
Filing date: 2023-04-20
Publication date: 2023-08-08
Anticipated expiration: 2033-04-20

Abstract

The utility model discloses a rotameter, which belongs to the technical field of rotameters and comprises a glass tube, wherein a rotor mechanism is fixedly arranged on the inner wall of the glass tube, two connecting rings are fixedly connected to the outer surface of the glass tube, a first connecting tube and a second connecting tube are respectively connected to the inner walls of the two connecting rings in a threaded manner, a connecting plate is arranged below the second connecting tube, a stepped groove is formed in the right side surface of the connecting plate, liquid can flow in the glass tube through the first connecting tube, the second connecting tube and the third connecting tube, the liquid flow is detected through cooperation with the rotor mechanism, and a threaded rod and a threaded hole are connected in a threaded manner, so that the threaded rod can be matched with a positioning hole to release the positioning of a control plate, a worker can pull a sealing plate and a filter screen out of the stepped groove, the filter screen is convenient to clean, and the problem that impurities on the filter screen are inconvenient to take out rapidly and the normal use of the rotameter is solved.

Description

Rotameter

Technical Field

The utility model belongs to the technical field of rotameters, and particularly relates to a rotameter.

Background

Rotameters measure fluid flow according to the throttling principle, but they change the flow area of the fluid to keep the differential pressure across the rotor constant, so are also known as variable flow area constant differential pressure meters, also known as float meters.

Patent document publication No. CN211717521U a rotameter, including lower part connecting plate and filter equipment, threaded connection hole I has been seted up around the upper and lower surface of lower part connecting plate, the upper and lower surface center department of lower part connecting plate has seted up the through-hole, the upper surface through-hole department fixedly connected with connecting pipe I of lower part connecting plate, snap ring I has been cup jointed to the upper end circumference of connecting pipe I, filter equipment includes curb plate I and curb plate II, the trailing flank fixedly connected with fixture block of curb plate I, the spout has been seted up to the leading flank of curb plate II, the front side circumference fixedly connected with filter screen of curb plate II, fixture block sliding connection spout's inner wall, the draw-in groove has all been seted up to the leading flank circumference of curb plate I and curb plate II about the end, the rotor is blocked easily to impurity, influence the use, and the problem that can make the device damage has been solved rotameter when meetting a large amount of solid impurity in the fluid in the measurement process.

Above-mentioned patent filters the impurity through the filter screen when using, but need dismantle first curb plate and second curb plate after filtering, leads to being inconvenient for when using take out the impurity on the filter screen fast, influences rotameter's normal use, consequently for solving above problem, we provide a rotameter.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a rotameter, which aims to solve the technical problem that impurities on a filter screen are inconvenient to take out rapidly when the rotameter is used, and the normal use of the rotameter is influenced.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a rotameter, includes the glass pipe, the inner wall fixed mounting of glass pipe has rotor mechanism, the outer surface fixedly connected with of glass pipe has two go-between, two the inner wall of go-between is threaded connection has first connecting pipe and second connecting pipe respectively, the below of second connecting pipe is equipped with the connecting plate, the ladder groove has been seted up to the right flank of connecting plate, the draw-in groove has been seted up to the inside wall of ladder groove, the screw thread groove has all been seted up to the upper surface of connecting plate and the bottom surface of connecting plate, the inner wall threaded connection of bottom and one of them screw thread groove of second connecting pipe, another the inner wall threaded connection of screw thread groove has the third connecting pipe, the through-hole has all been seted up to the inner roof of draw-in groove and the inner wall of draw-in groove, the inner wall sliding connection of draw-in groove has the closing plate, the mounting hole has been seted up to the upper surface of closing plate, the inner wall fixedly connected with filter screen of mounting hole, the inner wall sliding connection of ladder groove has the roof, the left side of control plate and the right flank fixed connection of closing plate, the locating hole has been seted up to the upper surface of control plate, the screw thread groove's inner wall threaded connection of screw thread hole has been seted up to the screw thread hole, threaded hole extends to the screw thread hole.

As the preferable technical scheme of the utility model, a pull ring is arranged in the stepped groove, and the left side surface of the pull ring is fixedly connected with the right side surface of the control panel.

As a preferable technical scheme of the utility model, a first sealing ring is arranged in each thread groove, and one side surface of each first sealing ring, which is close to each other, is fixedly connected with the inner top wall of each thread groove and the inner bottom wall of each thread groove respectively.

As a preferable technical scheme of the utility model, a rotating plate is arranged above the threaded rod, and the bottom surface of the rotating plate is fixedly connected with the upper surface of the threaded rod.

As a preferable technical scheme of the utility model, the outer surface of the sealing plate is sleeved with a rubber ring, the right side surface of the rubber ring is fixedly connected with the left side surface of the control plate, and the left side surface of the rubber ring is contacted with the inner side wall of the stepped groove.

As a preferable technical scheme of the utility model, the two ends of the glass tube are fixedly connected with the second sealing rings, and one side surface of the two second sealing rings, which is far away from each other, is respectively contacted with one end of the first connecting tube and one end of the second connecting tube, which are close to each other.

The utility model provides a rotameter which has the following beneficial effects:

according to the utility model, the first connecting pipe, the second connecting pipe and the third connecting pipe are arranged, so that liquid can flow in the glass pipe, meanwhile, the rotor mechanism is matched for detecting the liquid flow, through the threaded connection of the threaded rod and the threaded hole, the threaded rod can be matched with the positioning hole to release the positioning of the control plate, so that a worker can pull the sealing plate and the filter screen to move out of the stepped groove, the filter screen is convenient to clean, the problem that impurities on the filter screen are inconvenient to take out rapidly during use, and the normal use of the rotor flowmeter is influenced is solved, and the tightness of the device can be increased through the arrangement of the first sealing ring, the second sealing ring and the rubber ring, so that the phenomenon of liquid leakage is prevented.

Drawings

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

FIG. 2 is a cross-sectional view of an elevation view of a rotameter connecting plate of the present utility model;

FIG. 3 is a schematic perspective view of a sealing plate of a rotameter according to the present utility model;

fig. 4 is an enlarged schematic view of the structure of the rotameter of the present utility model at a in fig. 2.

In the figure: 1. a first connection pipe; 2. a connecting ring; 3. a glass tube; 4. a second connection pipe; 5. a connecting plate; 6. a third connection pipe; 7. a threaded rod; 8. a stepped groove; 9. a rotor mechanism; 10. a second seal ring; 11. a pull ring; 12. a mounting hole; 13. a sealing plate; 14. a filter screen; 15. a first seal ring; 16. a rotating plate; 17. a threaded hole; 18. a control board; 19. positioning holes; 20. a rubber ring; 21. a through hole; 22. a clamping groove; 23. a thread groove.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1 to 4, the present utility model provides a technical solution: the utility model provides a rotameter, including glass pipe 3, the inner wall fixed mounting of glass pipe 3 has rotor mechanism 9, the outer surface fixedly connected with two go-between 2 of glass pipe 3, the inner wall of two go-between 2 is threaded connection respectively has first connecting pipe 1 and second connecting pipe 4, the below of second connecting pipe 4 is equipped with connecting plate 5, step groove 8 has been seted up to the right flank of connecting plate 5, draw-in groove 22 has been seted up to the inside wall of step groove 8, screw thread groove 23 has all been seted up to the upper surface of connecting plate 5 and the bottom surface of connecting plate 5, the bottom and the inner wall threaded connection of one of them screw thread groove 23 of second connecting pipe 4, the through-hole 21 has all been seted up to the inner roof of draw-in groove 22 and the interior bottom wall of draw-in groove 22, the inner wall sliding connection of draw-in groove 22 has closing plate 13, the mounting hole 12 has been seted up to the inner wall fixedly connected with filter screen 14 of mounting hole 12, the inner wall sliding connection of step groove 8 has control panel 18, the left side of control panel 18 and the right flank fixed connection of closing plate 13, locating hole 19 has been seted up to the upper surface of control panel 18, the inner wall of step groove 8 has the third connecting pipe 6, the screw thread groove 7 is connected to the threaded hole 7, the bottom of the threaded hole of the threaded rod is extended to the threaded hole of the inner wall of the screw thread groove 7 has been opened to the threaded hole of the inner wall of 7.

Wherein, the inside of ladder groove 8 is equipped with pull ring 11, and the left surface of pull ring 11 and the right flank fixed connection of control panel 18 can be convenient for the staff to stimulate control panel 18 and remove through being equipped with pull ring 11 to take out control panel 18.

Wherein, the inside of every screw groove 23 all is equipped with first sealing washer 15, and two first sealing washer 15 are close to each other a side respectively with the interior roof of two screw grooves 23 and the interior bottom fixed connection of screw groove 23, can increase the leakproofness of third connecting pipe 6 and second connecting pipe 4 and screw groove 23 junction through first sealing washer 15, prevent the phenomenon emergence of leakage.

Wherein, the top of threaded rod 7 is equipped with the rotating plate 16, and the bottom surface of rotating plate 16 and the upper surface fixed connection of threaded rod 7 can be convenient for control threaded rod 7 rotation through being equipped with rotating plate 16, make threaded rod 7 can take out.

Wherein, the surface cover of closing plate 13 is equipped with rubber circle 20, and the right flank of rubber circle 20 and the left flank fixed connection of control panel 18, the left flank of rubber circle 20 and the inside wall in ladder groove 8 contact, can seal control panel 18 and closing plate 13 junction through being equipped with rubber circle 20, prevents to appear leaking.

Wherein, the both ends of glass pipe 3 all fixedly connected with second sealing washer 10, one side that two second sealing washers 10 keep away from each other contacts with the one end that first connecting pipe 1 and second connecting pipe 4 are close to each other respectively, can increase the leakproofness of first connecting pipe 1 and second connecting pipe 4 and glass pipe 3 junction through being equipped with second sealing washer 10.

Specific use and action of the embodiment:

when the device is used, the device is firstly arranged at a designated position, so that the rotor mechanism 9 measures the flow, when the filter screen 14 needs to be taken out, the threaded rod 7 is moved upwards by rotating the threaded rod 7 and matching with the threaded hole 17, the threaded rod 7 is moved out of the positioning hole 19, the positioning of the control plate 18 is released, a worker pulls the pull ring 11, the pull ring 11 drives the control plate 18, the control plate 18 drives the sealing plate 13 to move, the sealing plate 13 drives the filter screen 14 to move, the filter screen 14 is taken out, and the filter screen 14 is cleaned.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A rotameter, characterized by: including glass pipe (3), the inner wall fixed mounting of glass pipe (3) has rotor mechanism (9), the surface fixed connection of glass pipe (3) has two go-between (2), two the inner wall of go-between (2) is threaded connection has first connecting pipe (1) and second connecting pipe (4) respectively, the below of second connecting pipe (4) is equipped with connecting plate (5), ladder groove (8) have been seted up to the right flank of connecting plate (5), draw-in groove (22) have been seted up to the inside wall of ladder groove (8), screw thread groove (23) have all been seted up to the upper surface of connecting plate (5) and the bottom surface of connecting plate (5), the bottom of second connecting pipe (4) and the inner wall threaded connection of one of them screw thread groove (23), and another screw thread groove (23)'s inner wall threaded connection has third connecting pipe (6), through-hole (21) have all been seted up to the inner roof of draw-in groove (22) and the inner wall of draw-in groove (22), the inner wall sliding connection of draw-in groove (22) has closing plate (13), closing plate (12) have the inner wall (12) to install filter screen (18), the left side of control panel (18) and the right flank fixed connection of closing plate (13), locating hole (19) have been seted up to the upper surface of control panel (18), screw hole (17) have been seted up to the interior roof of ladder groove (8), the inner wall threaded connection of screw hole (17) has threaded rod (7), the bottom of threaded rod (7) extends to the inside of locating hole (19).

2. A rotameter as set forth in claim 1 wherein: the inside of ladder groove (8) is equipped with pull ring (11), the right flank fixed connection of left surface and control panel (18) of pull ring (11).

3. A rotameter as set forth in claim 1 wherein: the inside of every screw thread groove (23) all is equipped with first sealing washer (15), two one side that first sealing washer (15) are close to each other is respectively with the interior roof of two screw thread grooves (23) and the interior bottom wall fixed connection of screw thread groove (23).

4. A rotameter as set forth in claim 1 wherein: the upper part of the threaded rod (7) is provided with a rotating plate (16), and the bottom surface of the rotating plate (16) is fixedly connected with the upper surface of the threaded rod (7).

5. A rotameter as set forth in claim 1 wherein: the outer surface of the sealing plate (13) is sleeved with a rubber ring (20), the right side surface of the rubber ring (20) is fixedly connected with the left side surface of the control plate (18), and the left side surface of the rubber ring (20) is contacted with the inner side wall of the stepped groove (8).

6. A rotameter as set forth in claim 1 wherein: two ends of the glass tube (3) are fixedly connected with second sealing rings (10), and one side surface, away from each other, of each second sealing ring (10) is contacted with one end, close to each other, of each first connecting tube (1) and each second connecting tube (4) respectively.