Combined electromagnetic flowmeter

Abstract

The utility model relates to the technical field of flow meters, and discloses a combined type electromagnetic flow meter which comprises a meter, the other side of the outer portion of the meter is fixedly connected with a negative electrode wire, the left side and the right side of the outer portion of a shell are fixedly connected with mother pipes, the outer portions of the mother pipes are fixedly connected with limiting rings, and reset assemblies are arranged outside the mother pipes. A sliding shell is slidably connected to the exterior of the female pipe, a plurality of cavities are formed in one side of the female pipe, a male pipe is detachably connected to one side of the interior of the female pipe, a groove is formed in the exterior of the male pipe, fixing rings are fixedly connected to the interiors of the female pipe and the male pipe, and elastic assemblies are arranged outside the fixing rings. The interiors of the female pipe and the male pipe are slidably connected with liquid permeable rings, and butt joint assemblies are arranged on the exteriors of the liquid permeable rings. According to the utility model, the clamping balls can be matched with the grooves and the cavities, so that the problem that part of devices are not convenient enough during butt joint is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of flowmeters, in particular to a combined electromagnetic flowmeter. Background Art

[0002] A combined electromagnetic flowmeter is an instrument used to measure the flow of conductive liquids. It usually consists of two parts: an electromagnetic flow sensor and a signal converter. The electromagnetic flow sensor is a component that measures the electromagnetic induction signal generated when the fluid flows through, while the signal converter is used to process the signal output by the sensor and convert it into a readable flow value. This type of flowmeter is suitable for many industrial applications, including water treatment, chemical, oil and gas industries, etc. Its advantages include accurate flow measurement, good stability, applicability to a variety of liquids, and is not affected by factors such as temperature, pressure, density and viscosity. In addition, the combined electromagnetic flowmeter also has a long service life and less maintenance requirements.

[0003] After searching: Chinese patent publication number: CN220153638U, it relates to the technical field of flowmeters, and discloses a pipe-segment electromagnetic flowmeter, including a measuring tube body and connecting flanges at both ends of the measuring tube body, a shell assembly is provided in the middle section of the measuring tube body, a connecting short tube is welded and fixed on the top of the shell assembly, an excitation coil is installed inside the shell assembly, and an electrode slot is provided on the outer wall perpendicular to the flow direction of the fluid, a stainless steel electrode is installed in the electrode slot, the connecting short tube is connected to the flow channel of the measuring tube body, a mounting base is provided on the shell assembly on the side of the connecting short tube, a converter is fixedly installed on the mounting base, a detection head assembly is installed in the connecting short tube, a rubber pad is provided between the detection head assembly and the connecting short tube, and is fixed by a locking block, a lining is installed on the inner wall of the measuring tube body, and the converter is electrically connected to the junction box and the electrode. This application uses a combined installation structure to facilitate operators to disassemble and assemble the flowmeter. After a product fails, it does not need to be replaced as a whole, and the failed parts can be replaced separately, saving maintenance costs.

[0004] From the drawings and descriptions in the above patent, it can be concluded that there is no structure for docking pipes on both sides of the device, which will cause inconvenience and waste of time during the process of docking pipes. Therefore, in view of the above-mentioned deficiencies, a new combined electromagnetic flowmeter is now proposed. Utility Model Content

[0005] The utility model aims to solve the shortcomings in the prior art and proposes a combined electromagnetic flowmeter, aiming to improve the problem of inconvenience in docking.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A combined electromagnetic flowmeter comprises a shell, an inner wall of the shell is fixedly connected with an inner lining, two coils are fixedly connected inside the shell, a meter is fixedly connected to the top of the shell, a positive electrode line is fixedly connected to one side of the outside of the meter, a negative electrode line is fixedly connected to the other side of the outside of the meter, both left and right sides of the outside of the shell are fixedly connected with a mother pipe, a limit ring is fixedly connected to the outside of the mother pipe, a reset assembly is arranged on the outside of the mother pipe, a sliding shell is slidably connected to the outside of the mother pipe, a plurality of chambers are provided on one side of the mother pipe, a male pipe is detachably connected to one side of the inside of the mother pipe, a groove is arranged on the outside of the male pipe, a fixing ring is fixedly connected to the inside of the mother pipe and the male pipe, an elastic assembly is arranged on the outside of the fixing ring, a liquid permeable ring is slidably connected to the inside of the mother pipe and the male pipe, a docking assembly is arranged on the outside of the liquid permeable ring, and a card ball is arranged inside the chamber.

[0008] Furthermore, the reset assembly includes a spring 1, which is arranged on the outside of the mother tube, one end of the spring 1 is fixedly connected to one side of the inner wall of the sliding shell, and the other end of the spring 1 is fixedly connected to the outer side of the limit ring.

[0009] Furthermore, the elastic component includes a second spring, which is arranged inside the mother tube and the male tube, one end of the second spring is fixedly connected to the outer side of the fixing ring, and the other end of the second spring is fixedly connected to the outer side of the liquid-permeable ring.

[0010] Furthermore, the docking assembly includes a connecting rod and a docking joint, wherein an outer side of the connecting rod is fixedly connected to an outer side of the liquid-permeable ring, and an outer side of the docking joint is fixedly connected to an outer side of the connecting rod.

[0011] Furthermore, adjacent sides of the two docking joints on the same side are in contact with each other.

[0012] Furthermore, the exteriors of the two clamping balls are in contact with the inner wall of the female tube, and the exteriors of the clamping balls are in contact with the exterior of the male tube.

[0013] The utility model has the following beneficial effects:

[0014] In the utility model, with the coordinated use of the spring, the sliding shell, the chamber, the male pipe and other structures, the device can cooperate with the groove and the chamber through the card ball during use, solving the problem of inconvenience in docking some devices. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 A three-dimensional diagram of a combined electromagnetic flowmeter proposed by the utility model;

[0016] Figure 2 This is a cross-sectional view of the shell structure of a combined electromagnetic flowmeter proposed by the utility model;

[0017] Figure 3 This is a cross-sectional view of the main tube structure of a combined electromagnetic flowmeter proposed by the utility model.

[0018] Legend:

[0019] 1. Outer shell; 2. Inner lining; 3. Coil; 4. Meter; 5. Positive wire; 6. Negative wire; 7. Female tube; 8. Limit ring; 9. Spring 1; 10. Sliding shell; 11. Chamber; 12. Male tube; 13. Groove; 14. Fixed ring; 15. Spring 2; 16. Liquid-permeable ring; 17. Connecting rod; 18. Butt joint; 19. Cardan ball. DETAILED DESCRIPTION

[0020] The following will be combined with 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 in 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.

[0021] Reference Figure 1 - Figure 3The utility model provides an embodiment: a combined electromagnetic flowmeter, including a shell 1, which is used to protect the internal structure to run stably, the inner wall of the shell 1 is fixedly connected with an inner lining 2, the inside of the shell 1 is fixedly connected with two coils 3, which can generate electromagnetic force, the top of the shell 1 is fixedly connected with a meter 4, and there is a precise device inside for metering, one side of the outside of the meter 4 is fixedly connected with a positive line 5, and the other side of the outside of the meter 4 is fixedly connected with a negative line 6, which can generate voltage, and the left and right sides of the outside of the shell 1 are fixedly connected with mother pipes 7 for receiving docking The outer part of the mother tube 7 is fixedly connected with a limiting ring 8, which can limit the movement of the external structure. The outer part of the mother tube 7 is provided with a reset component, which can provide the power for resetting the external structure. The reset component includes a spring 9, which is sleeved on the outer part of the mother tube 7, one end of the spring 9 is fixedly connected to one side of the inner wall of the sliding shell 10, and the other end of the spring 9 is fixedly connected to the outer side of the limiting ring 8. The outer part of the mother tube 7 is slidably connected with the sliding shell 10, which can limit the movement of the objects in close contact with the inner wall. One side of the mother tube 7 is provided with a plurality of chambers 11. The mother tube 7 The inner side of the male tube 12 is detachably connected with the male tube 12, which can actively dock with the female tube 7. The outer side of the male tube 12 is provided with a groove 13. The inner sides of the female tube 7 and the male tube 12 are fixedly connected with a fixing ring 14. The outer side of the fixing ring 14 is provided with an elastic component, which provides power for the structures at both ends by storing elastic force. The elastic component includes a spring 15. The spring 15 is arranged inside the female tube 7 and the male tube 12. One end of the spring 15 is fixedly connected to the outer side of the fixing ring 14, and the other end of the spring 15 is fixedly connected to the outer side of the liquid-permeable ring 16. A liquid-permeable ring 16 is slidably connected inside, and a docking assembly is arranged outside the liquid-permeable ring 16, and the docking assembly includes a connecting rod 17 and a docking joint 18. The outer side of the connecting rod 17 is fixedly connected to the outer side of the liquid-permeable ring 16, and the outer side of the docking joint 18 is fixedly connected to the outer side of the connecting rod 17. A card ball 19 is arranged inside the chamber 11, which can contact and engage with the external structure, and the adjacent sides of the two docking joints 18 on the same side are in contact, and the outer sides of the two card balls 19 are in contact with the inner wall of the mother tube 7, and the outer side of the card ball 19 is in contact with the outer side of the male tube 12.

[0022] Compared with some existing technologies, the above content enables the device to cooperate with the groove 13 and the chamber 11 through the card ball 19 during use, thereby solving the problem that some devices are not convenient to connect.

[0023] Working principle: First, align the mother tubes 7 on both sides of the shell 1 with the two male tubes 12 respectively. During the docking process, the two docking joints 18 will first touch each other, so that the two docking joints 18 will act on each other to move back. In this process, the connecting rod 17 will drive the liquid-permeable ring 16 to move back, and one docking joint 18 will be separated from the inner wall of the mother tube 7, and the other docking joint 18 will be separated from the inner wall of the male tube 12, so that the liquid can enter the interior of the shell 1 from one of the mother tubes 7 and flow out from the other mother tube 7. When the liquid flows inside the shell 1, it will pass through the inside of the lining 2. The two coils 3 inside the shell 1 can receive the circulating electron speed, and with the cooperation of the positive line 5 and the negative line 6, the metering purpose is achieved.

[0024] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A combined electromagnetic flowmeter, comprising a housing (1), characterized in that: The inner wall of the shell (1) is fixedly connected to an inner lining (2), the interior of the shell (1) is fixedly connected to two coils (3), the top of the shell (1) is fixedly connected to a meter (4), one side of the exterior of the meter (4) is fixedly connected to a positive electrode line (5), the other side of the exterior of the meter (4) is fixedly connected to a negative electrode line (6), the exterior of the shell (1) is fixedly connected to a mother tube (7) on both left and right sides, the exterior of the mother tube (7) is fixedly connected to a limit ring (8), the exterior of the mother tube (7) is provided with a reset assembly, and the exterior of the mother tube (7) is slidably connected to a sliding A shell (10), a plurality of chambers (11) are provided on one side of the mother tube (7), a male tube (12) is detachably connected to one side of the interior of the mother tube (7), a groove (13) is provided on the exterior of the male tube (12), a fixing ring (14) is fixedly connected to the interior of both the mother tube (7) and the male tube (12), an elastic component is provided on the exterior of the fixing ring (14), a liquid permeable ring (16) is slidably connected to the interior of the mother tube (7) and the male tube (12), a docking component is provided on the exterior of the liquid permeable ring (16), and a locking ball (19) is provided on the interior of the chamber (11).

2. A combined electromagnetic flowmeter according to claim 1, characterized in that: The reset assembly comprises a spring (9), wherein the spring (9) is sleeved on the outside of the mother tube (7), one end of the spring (9) is fixedly connected to one side of the inner wall of the sliding shell (10), and the other end of the spring (9) is fixedly connected to one side of the outside of the limiting ring (8).

3. A combined electromagnetic flowmeter according to claim 1, characterized in that: The elastic component comprises a second spring (15), wherein the second spring (15) is arranged inside the female tube (7) and the male tube (12), one end of the second spring (15) is fixedly connected to the outer side of the fixing ring (14), and the other end of the second spring (15) is fixedly connected to the outer side of the liquid-permeable ring (16).

4. A combined electromagnetic flowmeter according to claim 1, characterized in that: The docking assembly comprises a connecting rod (17) and a docking joint (18), wherein an outer side of the connecting rod (17) is fixedly connected to an outer side of the liquid-permeable ring (16), and an outer side of the docking joint (18) is fixedly connected to an outer side of the connecting rod (17).

5. A combined electromagnetic flowmeter according to claim 4, characterized in that: The adjacent sides of the two butt joints (18) on the same side are in contact with each other.

6. A combined electromagnetic flowmeter according to claim 1, characterized in that: The exteriors of the two clamping balls (19) are in contact with the inner wall of the female tube (7), and the exteriors of the clamping balls (19) are in contact with the exterior of the male tube (12).

Images