Electromagnetic flowmeter provided with a moisture-proof sealing connection structure

Abstract

The utility model relates to electromagnetic flowmeter technical field discloses a kind of electromagnetic flowmeter with moisture-proof sealing connection structure, including electromagnetic flowmeter, the both ends of the electromagnetic flowmeter are fixedly connected with connecting pipe, one end of the connecting pipe is fixedly connected with first flange, the side surface of the first flange is provided with second flange, one end of the second flange is fixedly connected with adapter pipe.The utility model has the following advantages and effects: the first elastic ring and the second elastic ring are extruded at the same time, thereby being closely combined with the inner wall of the first moisture-proof cover to form a certain resistance, the first moisture-proof cover surrounds the upper half of the first flange and the second flange, the lower half of the first flange and the second flange is protected after being clamped by the second moisture-proof cover, the second moisture-proof cover and the first moisture-proof cover are installed by clamping, and the two are closely combined and fixed, effectively play the moisture-proof protection, the installation and dismounting process is simple and fast, and operation is more convenient.

Description

Technical Field

[0001] This utility model relates to the field of electromagnetic flowmeter technology, and in particular to an electromagnetic flowmeter with a moisture-proof and sealed connection structure. Background Technology

[0002] An electromagnetic flowmeter is an instrument used to measure the flow rate of liquids. It has advantages such as high measurement accuracy, good stability, strong corrosion resistance, no moving parts, and wide applicability to various conductive liquids. It has been widely used in industrial production and fluid control fields, such as chemical, water treatment, petroleum, food and beverage industries.

[0003] In the prior art, Chinese Patent Publication No. CN222481565U discloses an electromagnetic flowmeter with a moisture-proof sealing connection structure, including an electromagnetic flowmeter body, connecting pipes symmetrically arranged on both sides of the lower part of the electromagnetic flowmeter body, and connecting flanges provided at the connection points between the two connecting pipes and the electromagnetic flowmeter body. It also includes: sealing rings provided on the inner sides of the two connecting flanges, and several fixing screws adapted to be connected inside the connecting flanges, with fixing nuts threaded to one side of each fixing screw, and positioning components provided on the outside of each fixing screw and fixing nut. The positioning components on the outside of the fixing screws and fixing nuts ensure the stable installation of the connecting pipes and the electromagnetic flowmeter body, facilitate the disassembly and assembly of the positioning frame, improve operational convenience, and seal the fixing screws and fixing nuts to prevent thread corrosion, avoid subsequent disassembly difficulties, and improve practicality.

[0004] However, in actual use, this utility model requires the installation of both the sealing cover and the positioning frame, making the overall structure too complex. The installation process is cumbersome and inconvenient, so improvements are needed. Utility Model Content

[0005] The purpose of this invention is to provide an electromagnetic flowmeter with a moisture-proof and sealed connection structure, which has the advantages of simple and quick installation and disassembly, and more convenient operation and use.

[0006] The above-mentioned technical objective of this utility model is achieved through the following technical solution: an electromagnetic flowmeter with a moisture-proof and sealed connection structure, comprising an electromagnetic flowmeter, both ends of which are fixedly connected to connecting pipes, one end of which is fixedly connected to a first flange, a second flange is provided on one side of the first flange, one end of which is fixedly connected to a connecting pipe, flange bolts are threaded into the inside of the second flange, a first elastic ring is fixedly connected to the top of the connecting pipe, a second elastic ring is fixedly connected to the top of the connecting pipe, a first moisture-proof cover is snapped onto the outer surface of the second elastic ring, and a second moisture-proof cover is snapped onto the bottom of the first moisture-proof cover.

[0007] By adopting the above technical solution, when using the device, the first flange and the second flange are aligned and fixed with flange bolts. The bottom center of the first moisture-proof cover is aligned with the top of the first flange and the second flange. The first moisture-proof cover is pressed down, and the first elastic ring and the second elastic ring are simultaneously compressed, thus forming a certain resistance by tightly fitting with the inner wall of the first moisture-proof cover. The first moisture-proof cover surrounds the upper half of the first flange and the second flange, and the lower half of the first flange and the second flange are protected by the second moisture-proof cover after being snapped together. The second moisture-proof cover and the first moisture-proof cover are installed by snapping together. The two fit tightly together and are fixed, which effectively provides moisture protection. At the same time, the installation and disassembly process is simple and quick, and the operation and use are more convenient.

[0008] A further feature of this invention is that the inner walls of both the first and second moisture-proof covers are fixedly connected with limit strips, and the inner walls of both the first and second moisture-proof covers are fixedly connected with plugs.

[0009] By adopting the above technical solution, when the first moisture-proof cover and the second moisture-proof cover are snapped together, the limiting strip is snapped onto the outer surface of the first flange and the second flange for further fixation.

[0010] A further feature of this invention is that the outer surfaces of both the first flange and the second flange are provided with slots, and the inner wall of the slots is connected to the plug.

[0011] By adopting the above technical solution, the plug is inserted into the slot, improving the tightness of the connection.

[0012] A further feature of this invention is that: an anti-slip layer is fixedly connected to the outer surface of both the first elastic ring and the second elastic ring, and an elastic protrusion is fixedly connected to the outer surface of the anti-slip layer.

[0013] By adopting the above technical solution, the anti-slip layer comes into contact with the inner wall of the moisture-proof cover, thereby improving the anti-slip performance.

[0014] A further feature of this invention is that the inner walls of both the first and second moisture-proof covers are provided with arc-shaped grooves, and the outer surfaces of both the first and second moisture-proof covers are fixedly connected with positioning heads.

[0015] By adopting the above technical solution, the elastic protrusion is inserted into the arc-shaped groove to prevent the first and second moisture-proof covers from loosening when no external force is applied.

[0016] A further feature of this invention is that a positioning groove is provided at the top of the connecting pipe, and the inner wall of the positioning groove is inserted into the positioning head.

[0017] By adopting the above technical solution, the positioning head is inserted into the positioning slot, resulting in a large number of connection points.

[0018] A further feature of this invention is that: both the outer surfaces of the first moisture-proof cover and the second moisture-proof cover are fixedly connected with sealing strips, and both the outer surfaces of the first moisture-proof cover and the second moisture-proof cover are provided with meshing grooves.

[0019] By adopting the above technical solution, the sealing strip increases the sealing performance, and the connection between the first moisture-proof cover and the second moisture-proof cover meshes with each other.

[0020] A further feature of this invention is that a first pull ring is fixedly connected to the top of the first moisture-proof cover, and a second pull ring is fixedly connected to the bottom of the second moisture-proof cover.

[0021] By adopting the above technical solution, the first and second pull rings are easy to pull by hand when disassembling.

[0022] A further feature of this invention is that the first moisture-proof cover and the second moisture-proof cover have the same diameter, and the inner wall of the meshing groove is fixedly connected with an anti-loosening layer.

[0023] By adopting the above technical solution, the anti-loosening layer increases the firmness of the meshing groove after engagement, and the whole will not loosen.

[0024] A further feature of this invention is that a tight layer is fixedly connected to the outer surface of the positioning head, and the tight layer is made of rubber.

[0025] By adopting the above technical solution, when the positioning head is inserted, the tight layer is compressed, preventing gaps at the insertion point.

[0026] The beneficial effects of this utility model are:

[0027] 1. This utility model, through the coordinated arrangement of an electromagnetic flowmeter, connecting pipe, first flange, second flange, connecting pipe, flange bolts, first elastic ring, second elastic ring, first moisture-proof cover, and second moisture-proof cover, enables the device to be used effectively. When the first and second flanges are aligned and fixed with flange bolts, the bottom center of the first moisture-proof cover is aligned with the top of the first and second flanges. Pressing the first moisture-proof cover downwards compresses the first and second elastic rings, creating a tight seal against the inner wall of the first moisture-proof cover and generating resistance. The first moisture-proof cover surrounds the upper half of the first and second flanges, while the lower half of the first and second flanges are protected by the second moisture-proof cover. The second and first moisture-proof covers are installed by snapping together, ensuring a tight fit and fixation. This effectively provides moisture protection while offering simple and quick installation and disassembly, making operation and use more convenient.

[0028] 2. This utility model, through the cooperative arrangement of a limiting strip, plug, slot, anti-slip layer, elastic protrusion, arc groove, positioning head, positioning groove, sealing strip, meshing groove, first pull ring, second pull ring, and tight layer, enables the device to achieve the following when the first and second moisture-proof covers are engaged: the limiting strip is engaged on the outer surface of the first and second flanges for further fixation; the plug is inserted into the slot to improve the tightness of the engagement; the anti-slip layer contacts the inner wall of the moisture-proof cover to improve anti-slip properties; the elastic protrusion is engaged in the arc groove to prevent the first and second moisture-proof covers from loosening under no external force; the positioning head is inserted into the positioning groove, providing multiple connection points; the sealing strip increases sealing performance; the connection between the first and second moisture-proof covers meshes with each other; the first and second pull rings are easy to pull by hand during disassembly; the anti-loosening layer increases the firmness of the meshing groove after engagement, preventing overall loosening; and the tight layer is compressed when the positioning head is inserted to prevent gaps at the connection. Attached Figure Description

[0029] To more clearly illustrate the technical solutions in the embodiments of this utility model, the drawings used in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0030] Figure 1 This is a schematic diagram of the structure of this utility model;

[0031] Figure 2 This is a schematic diagram of the first moisture-proof cover structure of this utility model;

[0032] Figure 3 This utility model Figure 2 Enlarged structural diagram at point A;

[0033] Figure 4 This is a schematic diagram of the meshing groove structure of this utility model.

[0034] In the diagram, 1. Electromagnetic flowmeter; 2. Connecting pipe; 3. First flange; 4. Second flange; 5. Connecting pipe; 6. Flange bolt; 7. First elastic ring; 8. Second elastic ring; 9. First moisture-proof cover; 10. Second moisture-proof cover; 11. Limiting strip; 12. Plug; 13. Slot; 14. Anti-slip layer; 15. Elastic protrusion; 16. Arc groove; 17. Positioning head; 18. Positioning groove; 19. Sealing strip; 20. Engaging groove; 21. First pull ring; 22. Second pull ring; 23. Tightening layer. Detailed Implementation

[0035] The technical solution of this utility model will now be clearly and completely described with reference to specific embodiments. Obviously, the described embodiments are only a part of the embodiments of this utility model, and not all of them. All other embodiments obtained by those skilled in the art based on the embodiments of this utility model without creative effort are within the scope of protection of this utility model.

[0036] Reference Figure 1-4An electromagnetic flowmeter with a moisture-proof and sealed connection structure includes an electromagnetic flowmeter 1. Connecting pipes 2 are fixedly connected to both ends of the electromagnetic flowmeter 1. A first flange 3 is fixedly connected to one end of each connecting pipe 2. A second flange 4 is provided on one side of the first flange 3. A connecting pipe 5 is fixedly connected to one end of the second flange 4. Flange bolts 6 are threaded into the interior of the second flange 4. A first elastic ring 7 is fixedly connected to the top of the connecting pipe 2. A second elastic ring 8 is fixedly connected to the top of the connecting pipe 5. A first moisture-proof cover 9 is snapped onto the outer surface of the second elastic ring 8. A second moisture-proof cover 10 is snapped onto the bottom of the first moisture-proof cover 9. During use, the first flange 3 and the second flange 4 are aligned and fixed using the flange bolts 6, and the bottom center of the first moisture-proof cover 9 is aligned with... Above the first flange 3 and the second flange 4, the first moisture-proof cover 9 is pressed downwards, and the first elastic ring 7 and the second elastic ring 8 are simultaneously compressed, thus forming a certain resistance by tightly fitting against the inner wall of the first moisture-proof cover 9. The first moisture-proof cover 9 surrounds the upper half of the first flange 3 and the second flange 4, and the lower half of the first flange 3 and the second flange 4 are protected by the second moisture-proof cover 10 after being snapped in. The second moisture-proof cover 10 and the first moisture-proof cover 9 are installed by snapping together, and the two fit tightly and are fixed, effectively providing moisture protection. At the same time, the installation and disassembly process is simple and quick, and the operation and use are more convenient. Limit strips 11 are fixedly connected to the inner walls of both the first moisture-proof cover 9 and the second moisture-proof cover 10, and plugs are fixedly connected to the inner walls of both the first moisture-proof cover 9 and the second moisture-proof cover 10. 12. When the first moisture shield 9 and the second moisture shield 10 are engaged, the limiting strip 11 is engaged with the outer surface of the first flange 3 and the second flange 4 for further fixation. Slots 13 are provided on the outer surfaces of both the first flange 3 and the second flange 4. The inner wall of the slot 13 is inserted into the plug 12, and the plug 12 is inserted into the slot 13 to improve the tightness of the engagement. Anti-slip layers 14 are fixedly connected to the outer surfaces of both the first elastic ring 7 and the second elastic ring 8. Elastic protrusions 15 are fixedly connected to the outer surfaces of the anti-slip layers 14. The anti-slip layers 14 contact the inner wall of the moisture shield to improve anti-slip properties. Arc-shaped grooves 16 are provided on the inner walls of both the first moisture shield 9 and the second moisture shield 10. Positioning heads 17 are fixedly connected to the outer surfaces of both the first moisture shield 9 and the second moisture shield 10. The elastic protrusions 15 engage with the arc-shaped grooves 16. The groove 16 prevents the first and second moisture-proof covers 9 and 10 from loosening under no external force. A positioning groove 18 is provided at the top of the connecting pipe 5, and the inner wall of the positioning groove 18 is inserted into the positioning head 17. The positioning head 17 is inserted into the positioning groove 18, resulting in multiple connection points. Sealing strips 19 are fixedly connected to the outer surfaces of both the first and second moisture-proof covers 9 and 10. Engaging grooves 20 are provided on the outer surfaces of both the first and second moisture-proof covers 9 and 10. The sealing strips 19 enhance the sealing performance. The connection points of the first and second moisture-proof covers 9 and 10 engage with each other. A first pull ring 21 is fixedly connected to the top of the first moisture-proof cover 9, and a second pull ring 22 is fixedly connected to the bottom of the second moisture-proof cover 10. The first pull ring 21 and the second pull ring 22 facilitate manual pulling during disassembly.The first moisture-proof cover 9 and the second moisture-proof cover 10 have the same diameter. An anti-loosening layer is fixedly connected to the inner wall of the meshing groove 20. This anti-loosening layer increases the firmness of the meshing groove 20 after engagement, preventing overall loosening. A tight-fitting layer 23 is fixedly connected to the outer surface of the positioning head 17. The tight-fitting layer 23 is made of rubber. When the positioning head 17 is inserted, the tight-fitting layer 23 is compressed, preventing gaps at the insertion point.

[0037] In this invention, the electromagnetic flowmeter 1, connecting pipe 2, first flange 3, second flange 4, connecting pipe 5, flange bolts 6, first elastic ring 7, second elastic ring 8, first moisture-proof cover 9, and second moisture-proof cover 10 are arranged in a coordinated manner. When in use, the first flange 3 and second flange 4 are aligned and fixed by the flange bolts 6. The bottom center of the first moisture-proof cover 9 is aligned with the top of the first flange 3 and second flange 4. Pressing the first moisture-proof cover 9 downwards compresses the first elastic ring 7 and second elastic ring 8, creating a tight seal against the inner wall of the first moisture-proof cover 9 and generating resistance. The first moisture-proof cover 9 surrounds the upper half of the first flange 3 and second flange 4, while the lower half of the first flange 3 and second flange 4 are protected by the second moisture-proof cover 10. The second moisture-proof cover 10 and the first moisture-proof cover 9 are installed by snapping together, ensuring a tight fit and fixation. This effectively provides moisture protection while simplifying installation and disassembly, making operation more convenient. The device is further enhanced by the limiting strip 12, plug 12, and slot 13. The fit between the anti-slip layer 14, elastic protrusion 15, arc groove 16, positioning head 17, positioning groove 18, sealing strip 19, engagement groove 20, first pull ring 21, second pull ring 22, and tight layer 23 ensures that when the first moisture cover 9 and the second moisture cover 10 are engaged, the limiting strip 11 engages with the outer surface of the first flange 3 and the second flange 4 for further fixation. The plug 12 is inserted into the slot 13 to improve the tightness of the engagement. The anti-slip layer 14 contacts the inner wall of the moisture cover to improve anti-slip properties. The elastic protrusion... 15 is inserted into the arc-shaped groove 16 to prevent the first moisture cover 9 and the second moisture cover 10 from loosening when not subjected to external force. The positioning head 17 is inserted into the positioning groove 18. There are many connection points. The sealing strip 19 increases the sealing performance. The connection between the first moisture cover 9 and the second moisture cover 10 is interlocked. The first pull ring 21 and the second pull ring 22 are easy to pull by hand when disassembling. The anti-loosening layer increases the firmness of the meshing groove 20 after it is engaged. The whole will not loosen. When the positioning head 17 is inserted, the tight layer 23 is squeezed to prevent gaps at the insertion point.

[0038] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. An electromagnetic flowmeter with a moisture-proof and sealed connection structure, comprising an electromagnetic flowmeter (1), characterized in that: The electromagnetic flowmeter (1) is fixedly connected to both ends of a connecting pipe (2). A first flange (3) is fixedly connected to one end of the connecting pipe (2). A second flange (4) is provided on one side of the first flange (3). A connecting pipe (5) is fixedly connected to one end of the second flange (4). A flange bolt (6) is connected to the internal thread of the second flange (4). A first elastic ring (7) is fixedly connected to the top of the connecting pipe (2). A second elastic ring (8) is fixedly connected to the top of the connecting pipe (5). A first moisture-proof cover (9) is snapped onto the outer surface of the second elastic ring (8). A second moisture-proof cover (10) is snapped onto the bottom of the first moisture-proof cover (9).

2. An electromagnetic flowmeter with a moisture-proof and sealed connection structure according to claim 1, characterized in that: The inner walls of the first moisture shield (9) and the second moisture shield (10) are both fixedly connected with limit strips (11), and the inner walls of the first moisture shield (9) and the second moisture shield (10) are both fixedly connected with plugs (12).

3. An electromagnetic flowmeter with a moisture-proof and sealed connection structure according to claim 1, characterized in that: The outer surfaces of the first flange (3) and the second flange (4) are provided with slots (13), and the inner wall of the slots (13) is inserted into the plug (12).

4. An electromagnetic flowmeter with a moisture-proof and sealed connection structure according to claim 1, characterized in that: The outer surfaces of the first elastic ring (7) and the second elastic ring (8) are both fixedly connected with anti-slip layers (14), and the outer surfaces of the anti-slip layers (14) are fixedly connected with elastic protrusions (15).

5. An electromagnetic flowmeter with a moisture-proof and sealed connection structure according to claim 1, characterized in that: The inner walls of the first moisture-proof cover (9) and the second moisture-proof cover (10) are provided with arc-shaped grooves (16), and the outer surfaces of the first moisture-proof cover (9) and the second moisture-proof cover (10) are fixedly connected with positioning heads (17).

6. An electromagnetic flowmeter with a moisture-proof and sealed connection structure according to claim 1, characterized in that: The top of the connecting pipe (5) is provided with a positioning groove (18), and the inner wall of the positioning groove (18) is inserted into the positioning head (17).

7. An electromagnetic flowmeter with a moisture-proof and sealed connection structure according to claim 1, characterized in that: The outer surfaces of the first moisture-proof cover (9) and the second moisture-proof cover (10) are both fixedly connected with sealing strips (19), and the outer surfaces of the first moisture-proof cover (9) and the second moisture-proof cover (10) are both provided with meshing grooves (20).

8. An electromagnetic flowmeter with a moisture-proof and sealed connection structure according to claim 1, characterized in that: The top of the first moisture cover (9) is fixedly connected with a first pull ring (21), and the bottom of the second moisture cover (10) is fixedly connected with a second pull ring (22).

9. An electromagnetic flowmeter with a moisture-proof and sealed connection structure according to claim 7, characterized in that: The first moisture cover (9) and the second moisture cover (10) have the same diameter, and the inner wall of the meshing groove (20) is fixedly connected with an anti-loosening layer.

10. An electromagnetic flowmeter with a moisture-proof and sealed connection structure according to claim 5, characterized in that: The outer surface of the positioning head (17) is fixedly connected with a tight layer (23), and the tight layer (23) is made of rubber.

Images