CN218211553U

CN218211553U - High-precision glass rotameter

Info

Publication number: CN218211553U
Application number: CN202222565697.XU
Authority: CN
Inventors: 朱玉新
Original assignee: Honch Instrument Changzhou Co ltd
Current assignee: Honch Instrument Changzhou Co ltd
Priority date: 2022-09-27
Filing date: 2022-09-27
Publication date: 2023-01-03
Anticipated expiration: 2032-09-27

Abstract

The utility model relates to a glass rotameter technical field specifically is high accuracy glass rotameter, including the glass rotameter body, the both ends of glass rotameter body are equipped with sealing connection mechanism, sealing connection mechanism includes connecting pipe, seal ring case, air pressure sensor and installation pipe, the connecting pipe and the seal ring case is all installed the one end of glass rotameter body, be equipped with the thread groove on the inner wall of connecting pipe, installation pipe threaded connection the thread groove, seal cavity and connection ring groove have been seted up on the top of seal ring case, air pressure sensor installs the outside of seal ring case, air pressure sensor extends to in the seal cavity, detect the air pressure value in the seal cavity through air pressure sensor to can guarantee the high accuracy that the glass rotameter body detected numerical value.

Description

High-precision glass rotameter

Technical Field

The utility model relates to a glass rotameter technical field specifically is high accuracy glass rotameter.

Background

As is well known, the main measuring elements of a glass rotameter are a conical glass tube mounted vertically, small at the bottom and large at the top, and a float that can move up and down inside the tube. When fluid flows through the conical glass tube from bottom to top, differential pressure is generated between the upper part and the lower part of the floater, and the floater ascends under the action of the differential pressure. When the rising force, buoyancy and viscous lift are equal to the weight of the float, the float is in equilibrium. Since the flow rate of gas through a glass rotameter is proportional to the rise height of the float, the height of the float position can be a measure of the flow rate.

The mode that current glass rotameter pressed after corresponding position, personnel used the pipe connection has a lot of, and after long-term the use, seal assembly receives factors such as the difference in temperature easily to influence life, thereby lead to the condition such as the pipeline junction appearance leakage, this condition can influence glass rotameter measuring precision, current glass rotameter is not convenient for inspect the leakproofness in real time with the junction of pipeline, thereby can not guarantee glass rotameter measuring precision, it detects to need personnel's periodic use instrument, consuming time and consuming effort.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a high accuracy glass rotameter.

(II) technical scheme

In order to achieve the above purpose, the utility model provides a following technical scheme: high accuracy glass rotameter, including the glass rotameter body, the both ends of glass rotameter body are equipped with sealing connection mechanism, sealing connection mechanism includes connecting pipe, seal ring case, air pressure sensor and erection tube, the connecting pipe and the seal ring case is all installed the one end of glass rotameter body, be equipped with the thread groove on the inner wall of connecting pipe, installation pipe threaded connection the thread groove, sealed chamber and connection ring groove have been seted up on the top of seal ring case, the connecting pipe extends to in the sealed chamber, air pressure sensor installs the outside of seal ring case, air pressure sensor extends to in the sealed chamber, the top of seal ring case is equipped with the tighrening ring, the bar hole has been seted up on the tighrening ring, the bar hole is equipped with a plurality ofly, be equipped with sealed lid on the installation pipe, the bottom of sealed lid is equipped with solid fixed ring, it is in to solid fixed ring on the connection ring groove, one side of sealed lid is equipped with the gusset plate, threaded hole has been seted up on the gusset plate, be equipped with the screw thread round pin on the thread round pin, be equipped with the nut on the thread round pin.

In order to improve the sealing performance between the connection ring groove and the fixing ring, the utility model discloses the improvement has, be equipped with first sealing washer on the connection ring groove.

In order to facilitate the fixing of the ring on the first sealing ring, the utility model discloses the improvement has, the sealing ring groove has been seted up on the top of first sealing ring.

In order to make the sealed lid more firm fix on sealed ring case, the utility model discloses the improvement has, the gusset plate is equipped with a plurality ofly.

In order to improve the leakproofness between connecting pipe and the installation pipe, the utility model discloses the improvement has, the top of connecting pipe is equipped with the second sealing washer.

In order to improve the practicality of this structure, the utility model discloses the improvement has, the glass rotameter body is the transparent glass material.

(III) advantageous effects

Compared with the prior art, the utility model provides a high accuracy glass rotameter possesses following beneficial effect:

this high accuracy glass rotameter, detect the air pressure value in the sealed chamber through air pressure sensor, can be when air pressure value changes, it leaks gas or leaks gas between sealed lid and the sealed ring case to appear between connecting pipe and the installation pipe promptly, the personnel of being convenient for in time seal the processing, thereby can be when leaking gas between connecting pipe and installation pipe, in time seal the operation, thereby reduce the precision degree that influences glass rotameter body detection numerical value, detect when air pressure value is normal at air pressure sensor, thereby can guarantee the high accuracy that glass rotameter body detection numerical value.

Drawings

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

FIG. 2 is a front view, semi-sectional view of an enlarged structure of the seal ring box of FIG. 1 according to the present invention;

FIG. 3 is an enlarged corrosion semi-sectional view of the seal ring box of FIG. 1 according to the present invention.

In the figure: 1. a glass rotameter body; 2. a connecting pipe; 3. sealing the ring box; 4. an air pressure sensor; 5. installing a pipe; 6. a thread groove; 7. sealing the cavity; 8. a connecting ring groove; 9. a fastening ring; 10. a strip-shaped hole; 11. a sealing cover; 12. a fixing ring; 13. a reinforcing plate; 14. a threaded hole; 15. a threaded pin; 16. a nut; 17. a first seal ring; 18. sealing the ring groove; 19. and a second seal ring.

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. 1-3, the present invention relates to a high-precision glass rotameter, including a glass rotameter body 1, sealing connection mechanisms are disposed at two ends of the glass rotameter body 1, each sealing connection mechanism includes a connection pipe 2, a sealing ring box 3, an air pressure sensor 4 and an installation pipe 5, the connection pipe 2 and the sealing ring box 3 are both installed at one end of the glass rotameter body 1, a thread groove 6 is disposed on an inner wall of the connection pipe 2, the installation pipe 5 is connected to the thread groove 6 by a thread, a sealing cavity 7 and a connection ring groove 8 are disposed at a top end of the sealing ring box 3, the connection pipe 2 extends into the sealing cavity 7, the air pressure sensor 4 is installed at an outer side of the sealing ring box 3, the air pressure sensor 4 extends into the sealing cavity 7, a fastening ring 9 is disposed at the top end of the sealing ring box 3, the fastening ring 9 is provided with a plurality of strip-shaped holes 10, the strip-shaped holes 10 are provided with a plurality of strip-shaped holes 10, the mounting tube 5 is provided with a sealing cover 11, the bottom end of the sealing cover 11 is provided with a fixing ring 12, the fixing ring 12 abuts against the connecting ring groove 8, one side of the sealing cover 11 is provided with a reinforcing plate 13, the reinforcing plate 13 is provided with a threaded hole 14, the threaded hole 14 is provided with a threaded pin 15, the threaded pin 15 is provided with a nut 16, in the embodiment, the mounting tube 5 in the two sealing connecting mechanisms is connected with a pipeline for conveying gas or liquid medium, then the mounting tube 5 is in threaded connection with the threaded groove 6 on the inner wall of the connecting tube 2 at one end of the glass rotameter body 1, so that the mounting tube 5 and the connecting tube 2 are assembled together, at the moment, the fixing ring 12 at the bottom end of the sealing cover 11 on the mounting tube 5 is inserted into the connecting ring groove 8 formed at the top end of the sealing ring box 3, thereby make seal ring case 3 seal up through sealed lid 11 and solid fixed ring 12, then the rotatory gusset plate 13 of personnel goes up the threaded pin 15 in the screw hole 14 of seting up, threaded pin 15 is rotatory removal in gusset plate 13, then threaded pin 15 passes in the bar hole 10 of seting up on the tighrening ring 9 that seal ring case 3 top was equipped with, be equipped with a plurality ofly through bar hole 10, can be behind installation 5 threaded connection thread groove 6, threaded pin 15 can pass in one bar hole 10 in a plurality of bar holes 10, then with nut 16 threaded connection on threaded pin 15, nut 16 supports the top at tighrening ring 9, thereby make threaded pin 15 fasten, thereby make sealed lid 11 and seal ring case 3 fasten together, then detect the air pressure value in sealed chamber 7 through air pressure sensor 4, can be when the air pressure value changes, appear leaking gas between 2 and the installation pipe 5 or leak gas between sealed lid 11 and seal ring case 3 promptly, be convenient for personnel in time seal up the processing, thereby can appear when leaking gas between connecting pipe 2 and the installation pipe 5, in time carry out the operation, thereby the normal high pressure value of glass flowmeter of the quality detection body 1 that the air pressure value detection body detects, thereby the precision of the normal high-value detection of glass flowmeter body 1, thereby the precision detection accuracy of the high-value detection of the glass flowmeter body can guarantee the high-based on the detection.

In order to improve the sealing performance between the connecting ring groove 8 and the fixing ring 12, in the embodiment, the first sealing ring 17 is arranged on the connecting ring groove 8, and the fixing ring 12 is supported on the first sealing ring 17 through the first sealing ring 17 on the connecting ring groove 8, so that the sealing performance between the connecting ring groove 8 and the fixing ring 12 is improved, and the practicability is improved.

In order to facilitate the fixing ring 12 to abut against the first sealing ring 17, in this embodiment, a sealing ring groove 18 is formed in the top end of the first sealing ring 17, and the sealing ring groove 18 formed in the top end of the first sealing ring 17 is used to abut against the bottom end of the fixing ring 12 on the sealing ring groove 18, so that the periphery of the fixing ring 12 is sealed, the fixing ring 12 abuts against the first sealing ring 17, and the sealing effect can be further improved.

In order to fix the sealing cover 11 on the seal ring box 3 more firmly, in this embodiment, the reinforcing plate 13 is provided in plurality, the threaded columns in the threaded holes 14 on the plurality of reinforcing plates 13 penetrate the strip-shaped holes 10, the threaded columns are connected by the nuts 16 in a threaded manner, and the nuts 16 are abutted against the bottom end of the fastening ring 9, so that the sealing cover 11 is fixed on the seal ring box 3 more firmly.

In order to improve the sealing performance between the connection pipe 2 and the mounting pipe 5, in this embodiment, the top end of the connection pipe 2 is provided with a second sealing ring 19, and the outside of the mounting pipe 5 is sealed by the second sealing ring 19 at the top end of the connection pipe 2, so as to improve the sealing performance between the connection pipe 2 and the mounting pipe 5.

The material of above-mentioned glass rotameter body 1 can be any one material, in order to further improve the practicality of this structure, glass rotameter body 1 is the clear glass material, is the clear glass material through glass rotameter body 1 to the personnel of being convenient for look over the internal state of glass rotameter body 1, thereby improve the practicality.

In order to explain in detail possible application scenarios, technical principles, practical embodiments, and the like of the present application, the following detailed description is given with reference to the accompanying drawings in conjunction with the listed embodiments. The embodiments described herein are merely for more clearly illustrating the technical solutions of the present application, and therefore, the embodiments are only used as examples, and the scope of the present application is not limited thereby.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase "an embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or related to other embodiments specifically defined. In principle, in the present application, the technical features mentioned in the embodiments can be combined in any manner to form a corresponding implementable technical solution as long as there is no technical contradiction or conflict.

Unless defined otherwise, technical terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the use of relational terms herein is intended to describe specific embodiments only and is not intended to limit the present application.

In this application, terms such as "first" and "second" are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.

Without further limitation, in this application, the use of "including," "comprising," "having," or other similar expressions in phrases and expressions of "including," "comprising," or "having," is intended to cover a non-exclusive inclusion, and such expressions do not exclude the presence of additional elements in a process, method, or article that includes the recited elements, such that a process, method, or article that includes a list of elements may include not only those elements but also other elements not expressly listed or inherent to such process, method, or article.

As is understood in the examination of the guidelines, the terms "greater than", "less than", "more than" and the like in this application are to be understood as excluding the number; the expressions "above", "below", "within" and the like are understood to include the present numbers. Furthermore, the description of embodiments herein of the present application of the term "plurality" means more than two (including two), and the analogous meaning of "plurality" is also to be understood, e.g., "plurality", etc., unless explicitly specified otherwise.

In the description of the embodiments of the present application, spatially relative expressions such as "central," "longitudinal," "lateral," "length," "width," "thickness," "up," "down," "front," "back," "left," "right," "vertical," "horizontal," "vertical," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used, and the indicated orientations or positional relationships are based on the orientations or positional relationships shown in the specific embodiments or drawings and are only for convenience of describing the specific embodiments of the present application or for the convenience of the reader, and do not indicate or imply that the device or component in question must have a specific position, a specific orientation, or be constructed or operated in a specific orientation and therefore should not be construed as limiting the embodiments of the present application.

Unless specifically stated or limited otherwise, the terms "mounted," "connected," "secured," and "disposed" used in the description of the embodiments of the present application should be construed broadly. For example, the connection can be a fixed connection, a detachable connection, or an integrated arrangement; it can be a mechanical connection, an electrical connection, or a communication connection; they may be directly connected or indirectly connected through an intermediate; which may be communication within two elements or an interaction of two elements. Specific meanings of the above terms in the embodiments of the present application can be understood by those skilled in the art to which the present application pertains in accordance with specific situations.

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. High accuracy glass rotameter, including glass rotameter body (1), its characterized in that, the both ends of glass rotameter body (1) are equipped with sealing connection mechanism, sealing connection mechanism includes connecting pipe (2), seal ring case (3), air pressure sensor (4) and installation pipe (5), connecting pipe (2) and seal ring case (3) are all installed the one end of glass rotameter body (1), be equipped with thread groove (6) on the inner wall of connecting pipe (2), installation pipe (5) threaded connection thread groove (6), seal ring case (3)'s top has been seted up seal ring chamber (7) and has been connected annular (8), connecting pipe (2) extend to in seal ring chamber (7), air pressure sensor (4) install the outside of seal ring case (3), air pressure sensor (4) extend to in seal ring chamber (7), the top of seal ring case (3) is equipped with fastening ring (9), fastening ring has been seted up on fastening ring (9), air pressure sensor (10) are equipped with a plurality of holes, sealed lid (5) are equipped with bar form pipe (11), sealing ring (11) are equipped with solid fixed ring (12) on solid fixed ring (12), one side of the sealing cover (11) is provided with a reinforcing plate (13), a threaded hole (14) is formed in the reinforcing plate (13), a threaded pin (15) is arranged on the threaded hole (14), and a nut (16) is arranged on the threaded pin (15).

2. A high accuracy glass rotameter according to claim 1, characterized in that the connection ring groove (8) is provided with a first sealing ring (17).

3. The high-precision glass rotameter according to claim 2, characterized in that the top end of the first sealing ring (17) is provided with a sealing ring groove (18).

4. A high accuracy glass rotameter according to claim 3, characterised in that the reinforcement plate (13) is provided in plurality.

5. A high accuracy glass rotameter according to claim 4, characterised in that the top end of the connecting tube (2) is provided with a second sealing ring (19).

6. A high accuracy glass rotameter according to claim 5, characterized in that the glass rotameter body (1) is of transparent glass material.