Positioning device for mounting vortex shedding flowmeter

Abstract

The utility model relates to the technical field of vortex shedding flowmeter installation, and discloses a positioning device for vortex shedding flowmeter installation, which comprises an installation seat and a first pipeline, two sides of the top of the installation seat are fixedly connected with motors, the output ends of the motors are fixedly connected with screw rods, the outer parts of the screw rods are in threaded connection with a lifting plate, and the lifting plate is in threaded connection with the first pipeline. An electric push rod is fixedly connected to the inner side of the lifting plate, a clamping sleeve is fixedly connected to the output end of the electric push rod, connecting assemblies are arranged on the two sides of the exterior of the first pipeline, second pipelines are arranged on the two sides of the first pipeline, and second flanges are fixedly connected to the outer walls of the opposite sides of the two second pipelines; and the outer part of the second flange is fixedly connected with connecting blocks which are uniformly distributed. According to the device, the motor, the lead screw, the lifting plate, the guide rod, the electric push rod, the clamping sleeve and the rubber pad work in a matched mode, and the vortex shedding flowmeter body can be conveniently positioned and installed by adjusting the position of the lifting plate.

Description

Technical Field

[0001] The utility model relates to the technical field of vortex flowmeter installation, in particular to a positioning device for installing a vortex flowmeter. Background Art

[0002] The vortex flowmeter is a new type of advanced flowmeter developed based on the Karman vortex principle. It is suitable for measuring superheated steam, saturated steam, general gas and liquid. A positioning device is used during the installation of the vortex flowmeter.

[0003] After searching, the existing Chinese patent announcement number is: CN213932665U, which provides a vortex flowmeter. The patent has good shock resistance, stable small signal data, and adopts unique probe packaging technology and protective measures to ensure the stability and reliability of the product. The utility model has the advantages of simple structure, reasonable setting, and low production cost.

[0004] Although the above patent has good shock resistance and stable small signal data, the above vortex flowmeter still has the following problems: the vortex flowmeter cannot be positioned during installation, and the installation effect is not good.

[0005] In view of the above problems, a positioning device for installing a vortex flowmeter is proposed. Utility Model Content

[0006] The utility model aims to provide a positioning device for installing a vortex flowmeter, which solves the problem in the background art that the vortex flowmeter cannot be positioned during installation and the installation effect is poor.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a positioning device for installing a vortex flowmeter, comprising a mounting seat and a first pipeline, motors are fixedly connected to both sides of the top of the mounting seat, a screw is fixedly connected to the output end of the motor, a lifting plate is threadedly connected to the external thread of the screw, an electric push rod is fixedly connected to the inner side of the lifting plate, a jacket is fixedly connected to the output end of the electric push rod, connecting components are arranged on both sides of the outside of the first pipeline, second pipelines are arranged on both sides of the first pipeline, second flanges are fixedly connected to the outer walls of the two opposite sides of the second pipelines, and evenly distributed connecting blocks are fixedly connected to the outside of the second flanges.

[0008] By adopting the above technical solution, the motor drives the lifting plate to rise and fall, and the electric push rod drives the two jackets to move relative to each other to fix the first pipeline. The lifting plate is adjusted to facilitate the positioning and installation of the vortex flowmeter body.

[0009] As a further description of the above technical solution: the connecting assembly includes a first flange, and the two first flanges are fixedly connected to the outer wall of the first pipe, and the two first flanges are fixedly connected to the outside with evenly distributed mounting blocks, and the mounting blocks are provided with through holes, and the outer side of the first flange is provided with a mounting groove, and a sealing ring is slidably connected in the mounting groove.

[0010] By adopting the above technical solution, the first pipeline and the second pipeline can be conveniently connected through the connecting assembly, and the sealing ring and the sealing groove can achieve a better sealing effect.

[0011] As a further description of the above technical solution: a vortex flowmeter body is arranged on the top of the first pipeline.

[0012] By adopting the above technical solution, the vortex flowmeter can measure hot steam, saturated steam, general gas and liquid.

[0013] As a further description of the above technical solution: a guide rod passes through and is slidably connected to the right side of the lifting plate, and the bottom of the guide rod is fixedly connected to the mounting seat.

[0014] By adopting the above technical solution, the guide rod plays the role of limiting and guiding.

[0015] As a further description of the above technical solution: a rubber pad is fixedly connected inside the jacket.

[0016] By adopting the above technical solution, the rubber pad can prevent the first pipe from sliding, thereby enhancing the fixation.

[0017] As a further description of the above technical solution: two sealing grooves are provided on opposite sides of the two second flanges, and the sealing grooves correspond to the sealing rings.

[0018] By adopting the above technical solution, the sealing ring can be squeezed in the sealing groove to improve the sealing performance.

[0019] As a further description of the above technical solution: a screw passes through and is slidably connected in the connection block, the other end of the screw passes through the through hole, and a nut is threadedly connected to the outside of the screw.

[0020] By adopting the above technical solution, the mounting block and the connecting block can be fixed by screwing a nut on one end of the screw.

[0021] As a further description of the above technical solution: a uniformly distributed spring is fixedly connected in the installation groove, and the other end of the spring is fixedly connected to the sealing ring.

[0022] By adopting the above technical solution, the sealing ring can be extended and retracted in the installation groove through the spring, thereby improving flexibility.

[0023] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0024] 1. The utility model provides a positioning device for installing a vortex flowmeter. First, a motor, a screw, a lifting plate, a guide rod, an electric push rod, a jacket and a rubber pad work in coordination with each other. The electric push rod drives the two jackets to move relative to each other to fix the first pipeline, and the lifting plate is used to adjust the position to facilitate the positioning and installation of the vortex flowmeter body.

[0025] 2. The utility model provides a positioning device for installing a vortex flowmeter, which connects the first pipeline and the second pipeline by cooperating with the first flange, the second flange, the installation groove, the spring, the sealing ring, the sealing groove, the connecting block, the screws and the nuts, and the sealing effect can be better achieved by cooperating with the sealing ring and the sealing groove. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is an exploded schematic diagram of the overall structure of the utility model;

[0027] Figure 2 It is a schematic diagram of the overall structure of the utility model;

[0028] Figure 3 It is an exploded schematic diagram of the connection component structure of the utility model.

[0029] In the figure: 1. mounting base; 2. motor; 3. screw rod; 4. lifting plate; 5. guide rod; 6. electric push rod; 7. jacket; 8. rubber pad; 9. first pipeline; 10. first flange; 11. mounting block; 12. through hole; 13. mounting groove; 14. spring; 15. sealing ring; 16. second pipeline; 17. second flange; 18. sealing groove; 19. connecting block; 20. screw; 21. vortex flowmeter body; 22. nut. DETAILED DESCRIPTION

[0030] The following will refer to the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0031] In order to further understand the content of the utility model, the utility model is described in detail with reference to the accompanying drawings.

[0032] Reference Figure 1 and Figure 2The utility model is a positioning device for installing a vortex flowmeter, comprising a mounting base 1 and a first pipeline 9. Both sides of the top of the mounting base 1 are fixedly connected with motors 2, which drive the screw rod 3 to rotate, and the output end of the motor 2 is fixedly connected with the screw rod 3. The external thread of the screw rod 3 is connected with a lifting plate 4, and the lifting plate 4 is lifted and lowered by the screw rod 3. The inner side of the lifting plate 4 is fixedly connected with an electric push rod 6, and the electric push rod 6 drives two jackets 7 to move relative to each other. The output end of the electric push rod 6 is fixedly connected with the jacket 7, and the jacket 7 can fix the first pipeline 9. Connecting components are provided on both sides of the outside of the first pipeline 9, and second pipelines 16 are provided on both sides of the first pipeline 9. The outer walls of the two second pipelines 16 on the opposite side are fixedly connected with second flanges 17, and the second flanges 17 are fixedly connected with evenly distributed connecting blocks 19 on the outside, which are convenient for connection.

[0033] Reference Figure 3 The connecting component includes a first flange 10, which can play a connecting role. The two first flanges 10 are fixedly connected to the outer wall of the first pipe 9. The two first flanges 10 are fixedly connected to the outside with evenly distributed mounting blocks 11. The mounting blocks 11 are provided with through holes 12 for the screws 20 to pass through. The outside of the first flange 10 is provided with a mounting groove 13, and a sealing ring 15 is slidably connected in the mounting groove 13 to improve the sealing effect.

[0034] Reference Figure 1 and Figure 3 A vortex flowmeter body 21 is provided on the top of the first pipeline 9 for measurement. A guide rod 5 is penetrated and slidably connected to the right side of the lifting plate 4 to play a limiting effect. The bottom of the guide rod 5 is fixedly connected to the mounting seat 1. A rubber pad 8 is fixedly connected in the jacket 7 to enhance the fixing effect. A sealing groove 18 is provided on the opposite side of the two second flanges 17. The sealing groove 18 corresponds to the sealing ring 15. A screw 20 is penetrated and slidably connected in the connecting block 19. The other end of the screw 20 penetrates the through hole 12. The external thread of the screw 20 is connected with a nut 22. The mounting block 11 and the connecting block 19 can be fixed by twisting the nut 22 at one end of the screw 20. A uniformly distributed spring 14 is fixedly connected in the mounting groove 13. The other end of the spring 14 is fixedly connected to the sealing ring 15. The sealing ring 15 can be extended and retracted in the mounting groove 13 through the spring 14.

[0035] Working principle: When working, place the mounting base 1 under the pipe to be installed, and then the motor 2 drives the screw 3 to rotate, thereby driving the lifting plate 4 on the screw 3 to move along the guide rod 5, and the electric push rod 6 drives the two jackets 7 to move relative to each other to clamp and fix the first pipe 9 and the vortex flowmeter body 21 above. The rubber pad 8 can make the clamping and fixing effect better, and the lifting plate 4 is adjusted to lift and lower the position to facilitate the positioning and installation of the vortex flowmeter body 21. After positioning, align the first flange 10 with the second flange 17. At this time, the sealing ring 15 is aligned with the sealing groove 18. Then, the screw 20 is passed through the connecting block 19 and the through hole 12 and then tightened and fixed by the nut 22. The spring 14 can make the sealing ring 15 expand and contract in the installation groove 13, so that the sealing ring 15 can fit more closely with the sealing groove 18, so that the sealing effect is better.

[0036] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0037] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A vortex flowmeter installation positioning device, comprising a mounting seat (1) and a first pipeline (9), characterized in that: The top sides of the mounting seat (1) are fixedly connected to a motor (2), the output end of the motor (2) is fixedly connected to a screw rod (3), the external thread of the screw rod (3) is connected to a lifting plate (4), the inner side of the lifting plate (4) is fixedly connected to an electric push rod (6), the output end of the electric push rod (6) is fixedly connected to a jacket (7), the external sides of the first pipe (9) are provided with connection components, the external sides of the first pipe (9) are provided with second pipes (16), the external walls of the two second pipes (16) on the opposite side are fixedly connected to second flanges (17), and the external sides of the second flanges (17) are fixedly connected to evenly distributed connection blocks (19).

2. A vortex flowmeter installation positioning device according to claim 1, characterized in that: The connection assembly comprises a first flange (10), wherein the two first flanges (10) are fixedly connected to the outer wall of the first pipe (9), the two first flanges (10) are externally fixedly connected with evenly distributed mounting blocks (11), the mounting blocks (11) are provided with through holes (12), the outer sides of the first flanges (10) are provided with mounting grooves (13), and the mounting grooves (13) are slidably connected with sealing rings (15).

3. A vortex flowmeter installation positioning device according to claim 1, characterized in that: A vortex flowmeter body (21) is arranged at the top of the first pipeline (9).

4. A vortex flowmeter installation positioning device according to claim 1, characterized in that: A guide rod (5) passes through and is slidably connected to the right side of the lifting plate (4), and the bottom of the guide rod (5) is fixedly connected to the mounting seat (1).

5. A vortex flowmeter installation positioning device according to claim 1, characterized in that: A rubber pad (8) is fixedly connected inside the jacket (7).

6. A vortex flowmeter installation positioning device according to claim 1, characterized in that: A sealing groove (18) is provided on one opposite side of the two second flanges (17), and the sealing groove (18) corresponds to the sealing ring (15).

7. A vortex flowmeter installation positioning device according to claim 1, characterized in that: A screw (20) passes through and is slidably connected to the connection block (19); the other end of the screw (20) passes through the through hole (12); and a nut (22) is threadedly connected to the outside of the screw (20).

8. A vortex flowmeter installation positioning device according to claim 2, characterized in that: A uniformly distributed spring (14) is fixedly connected in the installation groove (13), and the other end of the spring (14) is fixedly connected to a sealing ring (15).

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