Anti-corrosion flow meter

Abstract

The utility model relates to the technical field of flow meters, and discloses an anti-corrosion type flow meter which comprises a flow meter body and further comprises a flow displayer, a cleaning frame, a protection plate, a moving assembly, a movable plate and cleaning cotton, the flow displayer is arranged at the top of the flow meter body, and the cleaning frame is arranged on the outer side of the flow displayer. The protective plate is arranged on the outer side of the cleaning frame, the moving assembly and the movable plate are arranged in the cleaning frame, the cleaning cotton is arranged on the side, close to the flow displayer, of the movable plate, the screw rod is driven to rotate by rotating the rotary knob, and the threaded seat can move up and down under the interaction of an external thread of the screw rod and an internal thread of the threaded seat. Therefore, the movable plate and the cleaning cotton are driven to move up and down together, the lens of the flow display can be wiped and cleaned, water mist or impurities contaminated by the lens of the flow display can be effectively removed, corrosion of corrosive substances contained in the water mist to the lens is avoided, and long-term use of the flow meter is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of flow meters, and more specifically to an anti-corrosion flow meter. Background Art

[0002] A flow meter is an instrument that indicates the measured flow rate and the total amount of fluid in a selected time interval. In simple terms, it is an instrument used to measure the flow rate of fluid in a pipeline or open channel. Flow meters are divided into differential pressure flow meters, rotor flow meters, throttling flow meters, slit flow meters, volume flow meters, electromagnetic flow meters, and ultrasonic flow meters. According to the medium, they are classified into liquid flow meters and gas flow meters. Among them, electromagnetic flow meters can meet the measurement needs of various corrosive media and are widely used in petroleum, chemical, metallurgy and other industries.

[0003] Chinese utility model patent CN219455199U discloses a flow meter with a protective function, including a flow meter body, one side of the flow meter body is fixedly connected with a connecting shaft, the outer side of the connecting shaft is movably connected with a protective plate, one side of the protective plate is fixedly connected with a torsion spring, and the torsion spring is fixed to the connecting shaft, one side of the protective plate is provided with two sliding grooves, the two sliding grooves are movably connected with the same baffle, the outer side of the protective plate is provided with a limiting groove, the limiting groove is movably connected with an L-shaped frame, and one side of the flow meter body is provided with a card slot. The utility model can not only protect the flow meter, prevent the glass on the flow meter from being damaged and affecting the normal use of the flow meter, and improve the protection effect of the flow meter, but also prevent the fluid from leaking from the gap, ensure the accuracy of the flow meter measurement, improve the sealing effect of the flow meter, and can also increase the anti-corrosion performance of the flow meter and increase the service life of the flow meter.

[0004] The above technical solution has the following problems: in order to protect the lens of the flow meter, a protective plate is set on the outside of the flow meter lens, so that the lens of the flow display can be protected when the flow meter is not in use. However, when the flow meter is in use, the lens of the flow display cannot be protected, and the lens of the flow meter will be contaminated with water mist or impurities. If the water mist contains corrosive substances, it may cause corrosion to the lens over a long period of time, which is not conducive to the long-term use of the flow meter. Utility Model Content

[0005] In order to overcome the above-mentioned defects of the prior art, the utility model provides an anti-corrosion flow meter to solve the problem that the lens of the flow display cannot be protected when the flow meter is in use.

[0006] The utility model provides the following technical solutions:

[0007] A corrosion-resistant flow meter includes a flow meter body, a flow display, a cleaning frame, a protective plate, a moving component, a movable plate and cleaning cotton, wherein the flow display is arranged on the top of the flow meter body, the cleaning frame is arranged on the outside of the flow display, the protective plate is arranged on the outside of the cleaning frame, the moving component and the movable plate are arranged inside the cleaning frame, the moving component is connected to the movable plate and drives the movable plate to move up and down, and the cleaning cotton is arranged on a side of the movable plate close to the flow display.

[0008] Furthermore, the motion assembly includes a screw rod, which is rotatably installed in the cleaning frame, a knob is fixedly connected to the outer side of the screw rod, a threaded seat is threadedly connected to the surface of the screw rod, and the movable plate is fixedly installed on the side of the threaded seat.

[0009] Furthermore, a guide rod is fixedly installed inside the cleaning frame, a sliding seat is slidably connected to the surface of the guide rod, and the movable plate is fixedly installed on the side of the sliding seat.

[0010] Furthermore, a mounting frame 1 is welded to the outside of the flow display, a threaded hole 1 is opened inside the mounting frame 1, a mounting frame 2 is welded to the outside of the cleaning frame, a threaded hole 2 is opened inside the mounting frame 2, and the threaded hole 1 is adapted to the threaded hole 2.

[0011] Furthermore, an outer side of the cleaning frame is provided with an external thread, an inner side of the protective plate is provided with an internal thread, and the external thread of the cleaning frame is matched with the internal thread of the protective plate.

[0012] Furthermore, a Velcro hook surface is bonded to the side surface of the movable plate, a Velcro velvet surface is bonded to the side of the cleaning cotton close to the movable plate, and the Velcro hook surface is bonded to the Velcro velvet surface.

[0013] Furthermore, a lining is fixedly arranged inside the flow meter body, the lining is made of polytetrafluoroethylene material, and the surface of the flow meter body is sprayed with epoxy resin anti-corrosion paint.

[0014] Technical effects and advantages of the utility model:

[0015] 1. The utility model can clean the lens of the flow display through the coordinated use of the motion component, the movable plate and the cleaning cotton. The screw rod is driven to rotate by turning the knob. Under the interaction between the external thread of the screw rod and the internal thread of the threaded seat, the threaded seat will move up and down, thereby driving the movable plate and the cleaning cotton to move up and down together, so that the lens of the flow display can be wiped and cleaned, and the water mist or impurities on the lens of the flow display can be effectively removed to prevent the corrosive substances contained in the water mist from corroding the lens, which is beneficial to the long-term use of the flow meter.

[0016] 2. In the utility model, the lining made of polytetrafluoroethylene material has excellent chemical stability and corrosion resistance, and can resist the erosion of most strong acids, strong alkalis and organic solvents. In addition, the epoxy resin anti-corrosion coating sprayed on the surface of the flow meter body has good corrosion resistance and can effectively prevent the erosion of the flow meter casing by chemical substances, thereby improving the service life of the flow meter. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the utility model after the cleaning frame and the protective plate are disassembled;

[0019] Figure 3 This is a schematic diagram of the cross-sectional structure of the cleaning rack of the utility model;

[0020] Figure 4 It is a schematic diagram of the cross-sectional structure of the movable plate and the cleaning cotton of the utility model.

[0021] The accompanying drawings are marked as follows: 1. flow meter body; 2. lining; 3. flow display; 4. cleaning rack; 5. mounting rack one; 6. mounting rack two; 7. threaded hole one; 8. threaded hole two; 9. protective plate; 10. moving component; 1001. screw rod; 1002. threaded seat; 1003. knob; 1004. guide rod; 1005. sliding seat; 11. movable plate; 12. cleaning cotton; 13. Velcro hook surface; 14. Velcro velvet surface. DETAILED DESCRIPTION

[0022] The present invention is further described below in conjunction with specific embodiments. However, people familiar with the art should understand that the detailed description given here in conjunction with the drawings is for better explanation, and the structure of the present invention necessarily exceeds these limited embodiments. For some equivalent replacement schemes or common means, they are no longer described in detail herein, but still fall within the scope of protection of the present application.

[0023] Figure 1-Figure 4 This is the best embodiment of the utility model, and the following is combined with the accompanying drawings Figure 1-Figure 4 The utility model is further described.

[0024] A corrosion-resistant flow meter includes a flow meter body 1, a flow display 3, a cleaning frame 4, a protective plate 9, a moving component 10, a movable plate 11 and cleaning cotton 12. The flow display 3 is arranged on the top of the flow meter body 1, the cleaning frame 4 is arranged on the outside of the flow display 3, the protective plate 9 is arranged on the outside of the cleaning frame 4, the moving component 10 and the movable plate 11 are arranged inside the cleaning frame 4, the moving component 10 is connected to the movable plate 11 and drives the movable plate 11 to move up and down, and the cleaning cotton 12 is arranged on the side of the movable plate 11 close to the flow display 3.

[0025] Specifically, the motion component 10 includes a screw rod 1001, which is rotatably installed in the cleaning frame 4. The outer side of the screw rod 1001 is fixedly connected to a knob 1003, the surface of the screw rod 1001 is threadedly connected to a threaded seat 1002, and the side of the threaded seat 1002 is fixedly installed with a movable plate 11.

[0026] In this embodiment, the screw rod 1001 can be driven to rotate by rotating the knob 1003. Under the interaction between the external thread of the screw rod 1001 and the internal thread of the threaded seat 1002, the threaded seat 1002 will move up and down, thereby driving the movable plate 11 and the cleaning cotton 12 to move up and down together.

[0027] Specifically, a guide rod 1004 is fixedly installed inside the cleaning frame 4 , a sliding seat 1005 is slidably connected to the surface of the guide rod 1004 , and a movable plate 11 is fixedly installed on the side of the sliding seat 1005 .

[0028] In this embodiment, the movable plate 11 can drive the sliding seat 1005 to slide on the surface of the guide rod 1004 while moving, which can play a guiding and limiting role, so that the movable plate 11 can move more smoothly.

[0029] Specifically, a mounting frame 5 is welded to the outside of the flow display 3, a threaded hole 7 is opened inside the mounting frame 5, a mounting frame 6 is welded to the outside of the cleaning frame 4, a threaded hole 8 is opened inside the mounting frame 6, and the threaded hole 7 is matched with the threaded hole 28.

[0030] In this embodiment, by placing bolts in threaded hole 1 7 and threaded hole 2 8 and then fixing nuts on the bolts, mounting frame 1 5 and mounting frame 2 6 can be fixed together, thereby fixing the cleaning frame 4 to the side of the flow display 3.

[0031] Specifically, an outer side of the cleaning frame 4 is provided with an external thread, an inner side of the protection plate 9 is provided with an internal thread, and the external thread of the cleaning frame 4 is matched with the internal thread of the protection plate 9 .

[0032] In this embodiment, the protective plate 9 is aligned with the cleaning frame 4 and then rotated. The protective plate 9 can be fixed to the outside of the cleaning frame 4 through the interaction between the external thread of the cleaning frame 4 and the internal thread of the protective plate 9. When the flow meter is not in use, the lens of the flow meter is protected.

[0033] Specifically, a Velcro hook surface 13 is bonded to the side of the movable plate 11 , a Velcro velvet surface 14 is bonded to the side of the cleaning cotton 12 close to the movable plate 11 , and the Velcro hook surface 13 is bonded to the Velcro velvet surface 14 .

[0034] In this embodiment, the Velcro hook surface 13 and the Velcro velvet surface 14 are used in combination to facilitate the staff to replace the cleaning cotton 12.

[0035] Specifically, a lining 2 is fixedly disposed inside the flow meter body 1 , the lining 2 is made of polytetrafluoroethylene material, and the surface of the flow meter body 1 is sprayed with epoxy resin anti-corrosion paint.

[0036] In this embodiment, the lining 2 made of polytetrafluoroethylene material has excellent chemical stability and corrosion resistance, and can resist the erosion of most strong acids, strong alkalis and organic solvents; the epoxy resin anti-corrosion coating sprayed on the surface of the flowmeter body 1 has good corrosion resistance and can effectively prevent chemical substances from corroding the flowmeter casing.

[0037] The working principle and use process of the utility model are as follows: when it is necessary to clean the lens of the flow display 3, the knob 1003 is turned to drive the screw rod 1001 to rotate, and under the interaction between the external thread of the screw rod 1001 and the internal thread of the threaded seat 1002, the threaded seat 1002 will move up and down, thereby driving the movable plate 11 and the cleaning cotton 12 to move up and down together, so that the lens of the flow display 3 can be wiped and cleaned, and the water mist or impurities contaminated by the lens of the flow display 3 can be effectively removed, and the corrosive substances contained in the water mist can be prevented from corroding the lens, which is beneficial to the long-term use of the flow meter, and the polytetrafluoroethylene material The lining 2 made of the material has excellent chemical stability and corrosion resistance, and can resist the erosion of most strong acids, strong alkalis and organic solvents. At the same time, the epoxy resin anti-corrosion coating sprayed on the surface of the flow meter body 1 has good corrosion resistance and can effectively prevent the corrosion of the flow meter housing by chemical substances, thereby increasing the service life of the flow meter. When the flow meter is not in use, align the protective plate 9 with the cleaning frame 4, and then rotate the protective plate 9. Under the interaction of the external thread of the cleaning frame 4 and the internal thread of the protective plate 9, the protective plate 9 can be fixed to the outside of the cleaning frame 4, so as to protect the lens of the flow meter when the flow meter is not in use.

[0038] The above is only the preferred embodiment of the utility model, and does not limit the utility model in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the utility model without departing from the technical solution of the utility model still belongs to the protection scope of the technical solution of the utility model.

Claims

1. A corrosion-resistant flow meter, comprising a flow meter body (1), characterized in that: The flow meter also comprises a flow display (3), a cleaning frame (4), a protective plate (9), a moving component (10), a movable plate (11) and cleaning cotton (12), wherein the flow display (3) is arranged on the top of the flow meter body (1), the cleaning frame (4) is arranged on the outside of the flow display (3), the protective plate (9) is arranged on the outside of the cleaning frame (4), the moving component (10) and the movable plate (11) are arranged inside the cleaning frame (4), the moving component (10) is connected to the movable plate (11) and drives the movable plate (11) to move up and down, and the cleaning cotton (12) is arranged on a side of the movable plate (11) close to the flow display (3).

2. The anti-corrosion flow meter according to claim 1, characterized in that: The motion assembly (10) comprises a screw rod (1001), the screw rod (1001) being rotatably mounted in the cleaning frame (4), a knob (1003) being fixedly connected to the outer side of the screw rod (1001), a threaded seat (1002) being threadedly connected to the surface of the screw rod (1001), and the movable plate (11) being fixedly mounted on the side of the threaded seat (1002).

3. The anti-corrosion flow meter according to claim 2, characterized in that: A guide rod (1004) is fixedly mounted inside the cleaning frame (4); a sliding seat (1005) is slidably connected to the surface of the guide rod (1004); and the movable plate (11) is fixedly mounted on the side of the sliding seat (1005).

4. The anti-corrosion flow meter according to claim 1, characterized in that: A mounting frame 1 (5) is welded to the outside of the flow display (3), a threaded hole 1 (7) is provided inside the mounting frame 1 (5), a mounting frame 2 (6) is welded to the outside of the cleaning frame (4), a threaded hole 2 (8) is provided inside the mounting frame 2 (6), and the threaded hole 1 (7) is matched with the threaded hole 2 (8).

5. The corrosion-resistant flow meter according to claim 1, characterized in that: The outer side of the cleaning frame (4) is provided with an external thread, the inner side of the protective plate (9) is provided with an internal thread, and the external thread of the cleaning frame (4) is adapted to the internal thread of the protective plate (9).

6. The corrosion-resistant flow meter according to claim 1, characterized in that: A Velcro hook surface (13) is bonded to the side surface of the movable plate (11), a Velcro velvet surface (14) is bonded to the side of the cleaning cotton (12) close to the movable plate (11), and the Velcro hook surface (13) is bonded to the Velcro velvet surface (14).

7. The corrosion-resistant flow meter according to claim 1, characterized in that: A lining (2) is fixedly arranged inside the flow meter body (1), the lining (2) is made of polytetrafluoroethylene material, and the surface of the flow meter body (1) is sprayed with epoxy resin anti-corrosion paint.

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