Ultrasonic flowmeter fixing device
By designing an ultrasonic flowmeter fixing device including an adjustable rotating sleeve and a movable flange, the problem of difficult disassembly of the flowmeter in the prior art is solved, and the flowmeter is easily loaded and unloaded between the pipes.
Patent Information
- Application Number
- CN202421497299.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-27
- Publication Date
- 2025-05-09
- Estimated Expiration
- 2034-06-27
AI Technical Summary
During the later replacement and maintenance of existing ultrasonic flowmeters, the flanges at both ends are clamped between the pipes on both sides, making it inconvenient to remove, which increases the difficulty of disassembly.
An ultrasonic flowmeter fixing device is designed, including a flowmeter body, a fixed flange, an adjustable rotating sleeve and a movable flange. Through the adjustment mechanism and the connection assembly, the flowmeter body is easy to load and unload between the connecting pipes.
By adjusting the arrangement of the mechanism, the disassembly convenience of the flowmeter body between the connecting pipes is improved, and the operation difficulty is reduced.
Smart Images
Figure CN222850107U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of flow detection, in particular to an ultrasonic flow meter fixing device. Background Art
[0002] Ultrasonic flowmeter refers to a flowmeter developed based on the principle that the transmission speed of ultrasonic waves in a flowing medium is equal to the vector sum of the average flow velocity of the measured medium and the speed of the sound wave in a stationary medium. It is mainly composed of a transducer and a converter, and has different types such as Doppler method, velocity difference method, beam offset method, noise method and related method. At present, ultrasonic flowmeters are fixed to the connecting pipes through flanges at both ends. However, during later replacement and maintenance, the flanges at both ends are clamped between the pipes on both sides, which is inconvenient to remove, increasing the difficulty of disassembly. Utility Model Content
[0003] The purpose of the utility model is to provide an ultrasonic flow meter fixing device in order to solve the above problems.
[0004] The utility model achieves the above-mentioned purpose through the following technical solutions:
[0005] An ultrasonic flowmeter fixing device comprises a flowmeter body, a fixing flange is fixed at one end of the flowmeter body, a second sealing gasket is arranged on the outer end surface of the fixing flange, an adjustment mechanism which can adjust the length of the flowmeter body is arranged at the other end of the flowmeter body, a connecting component is arranged between the adjustment mechanism and the fixing flange, an external thread is arranged on the outer diameter of the end of the flowmeter body away from the fixing flange, the adjustment mechanism comprises a rotating sleeve arranged at the other end of the flowmeter body, a groove is arranged on the outer ring of the rotating sleeve, a movable flange is connected in the groove, and a first sealing gasket is arranged at the end of the rotating sleeve away from the fixing flange.
[0006] Further configuration: a thread groove matching with the external thread is arranged on the inner wall of the rotating sleeve.
[0007] It is further arranged that a rotating handle is fixed on one end of the rotating sleeve away from the movable flange.
[0008] It is further arranged that the movable flange is rotatably connected to the groove on the rotating sleeve, and the groove is in a dovetail shape.
[0009] It is further provided that: the outer end surface of the first sealing gasket protrudes from the outer end surface of the movable flange.
[0010] Further configuration: the connecting assembly includes a screw rod passing through the fixed flange and the movable flange, and fixing nuts are arranged on both sides of the fixed flange and the movable flange on the screw rod.
[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:
[0012] By setting the adjustment mechanism on the flow meter body, the rotating handle is rotated to rotate the rotating sleeve on the external thread of the flow meter body, driving the distance between the movable flange and the fixed flange to be adjusted, so that the flow meter body is easy to load and unload between the connecting pipes, thereby improving the convenience of operation. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.
[0014] Figure 1 It is an axonometric diagram of an ultrasonic flow meter fixing device described in the utility model;
[0015] Figure 2 This is a structural schematic diagram of another viewing angle of an ultrasonic flow meter fixing device of the utility model;
[0016] Figure 3 It is a schematic structural diagram of an ultrasonic flow meter fixing device in an exploded state according to the utility model;
[0017] Figure 4 It is a schematic diagram of the main cross-section of a partial structure of an ultrasonic flow meter fixing device described in the utility model.
[0018] The following are the descriptions of the reference numerals:
[0019] 1. Flow meter body; 11. Fixed flange; 12. External thread; 2. Adjustment mechanism; 21. Rotating sleeve; 22. Groove; 23. Movable flange; 24. Rotating handle; 25. First sealing gasket; 31. Screw; 32. Fixed nut; 4. Second sealing gasket. DETAILED DESCRIPTION
[0020] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.
[0021] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.
[0022] The utility model is further described below in conjunction with the accompanying drawings:
[0023] like Figure 1-Figure 4 As shown, an ultrasonic flow meter fixing device comprises a flow meter body 1, a fixing flange 11 is fixed at one end of the flow meter body 1, a second sealing gasket 4 is arranged on the outer end surface of the fixing flange 11, an adjusting mechanism 2 for adjusting the length of the flow meter body 1 is arranged at the other end of the flow meter body 1, and a connecting component is arranged between the adjusting mechanism 2 and the fixing flange 11.
[0024] In this embodiment: an external thread 12 is provided on the outer diameter of one end of the flowmeter body 1 away from the fixed flange 11, the adjustment mechanism 2 includes a rotating sleeve 21 arranged at the other end of the flowmeter body 1, a groove 22 is provided on the outer ring of the rotating sleeve 21, a movable flange 23 is connected in the groove 22, and a first sealing gasket 25 is provided at the end of the rotating sleeve 21 away from the fixed flange 11; a thread groove matching the external thread 12 is provided on the inner wall of the rotating sleeve 21, and a rotating handle 24 is fixed to the end of the rotating sleeve 21 away from the movable flange 23; the movable flange 23 is rotatably connected to the groove 22 on the rotating sleeve 21, and the groove 22 is dovetail-shaped; the outer end surface of the first sealing gasket 25 protrudes from the outer end surface of the movable flange 23, and the rotating sleeve 21 is rotated on the external thread 12 of the flowmeter body 1 by rotating the rotating handle 24, so that the movable flange 23 is driven to adjust the spacing relative to the connecting pipe flange, thereby improving the convenience of disassembly of the flowmeter body 1.
[0025] In this embodiment: the connecting assembly includes a screw rod 31 passing through the fixed flange 11 and the movable flange 23, and fixed nuts 32 are arranged on both sides of the screw rod 31 on the fixed flange 11 and the movable flange 23. The screw rod 31 passes through the connecting pipe flange, the fixed flange 11 and the movable flange 23, so that two fixed nuts 32 are installed between the fixed flange 11 and the movable flange 23 on the screw rod 31, and the fixed nuts 32 are installed on both ends of the screw rod 31. By rotating the fixed nuts 32 on both sides of the fixed flange 11 and the movable flange 23, the connecting pipe is locked and fixed to the fixed flange 11 and the movable flange 23, thereby improving the firmness of the connection between the flow meter body 1 and the connecting pipes on both sides.
[0026] The working principle and use process of the utility model are as follows: during installation, the flow meter body 1 is placed between the connecting pipe flanges on both sides, the fixed flange 11 is aligned with the connecting pipe flange at one end, the rotating handle 24 is rotated to rotate the rotating sleeve 21 on the external thread 12 of the flow meter body 1, and the movable flange 23 is aligned with the connecting pipe flange at the other end, and then the screw 31 is passed through the connecting pipe flange, the fixed flange 11 and the movable flange 23, so that two fixing nuts 32 are installed between the fixed flange 11 and the movable flange 23 on the screw 31, and the fixing nuts 32 are installed on both ends of the screw 31, and the connecting pipe is locked and fixed to the fixed flange 11 and the movable flange 23 by rotating the fixing nuts 32 on both sides of the fixed flange 11 and the movable flange 23. When disassembling, the reverse operation is sufficient.
[0027] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.
Claims
1. An ultrasonic flow meter fixing device, comprising a flow meter body (1), a fixing flange (11) fixed to one end of the flow meter body (1), a second sealing gasket (4) arranged on the outer end surface of the fixing flange (11), characterized in that: The other end of the flow meter body (1) is provided with an adjustment mechanism (2) capable of adjusting the length of the flow meter body (1), a connection assembly is provided between the adjustment mechanism (2) and the fixed flange (11), an external thread (12) is provided on the outer diameter of one end of the flow meter body (1) away from the fixed flange (11), the adjustment mechanism (2) comprises a rotating sleeve (21) provided at the other end of the flow meter body (1), a groove (22) is provided on the outer ring of the rotating sleeve (21), a movable flange (23) is connected inside the groove (22), and a first sealing gasket (25) is provided at one end of the rotating sleeve (21) away from the fixed flange (11).
2. The ultrasonic flow meter fixing device according to claim 1, characterized in that: The inner wall of the rotating sleeve (21) is provided with a thread groove which matches the external thread (12).
3. The ultrasonic flow meter fixing device according to claim 1, characterized in that: A rotating handle (24) is fixed to one end of the rotating sleeve (21) away from the movable flange (23).
4. The ultrasonic flow meter fixing device according to claim 1, characterized in that: The movable flange (23) is rotatably connected to the groove (22) on the rotating sleeve (21), and the groove (22) is in a dovetail shape.
5. The ultrasonic flow meter fixing device according to claim 1, characterized in that: The outer end surface of the first sealing gasket (25) protrudes from the outer end surface of the movable flange (23).
6. The ultrasonic flow meter fixing device according to claim 1, characterized in that: The connection assembly comprises a screw rod (31) passing through the fixed flange (11) and the movable flange (23), and the screw rod (31) is provided with fixing nuts (32) on both sides of the fixed flange (11) and the movable flange (23).