Plug-in type electromagnetic flowmeter

Abstract

The utility model relates to a plug-in type electromagnetic flowmeter, which aims at solving the technical problem that a digital display screen of the current plug-in type electromagnetic flowmeter is exposed outside and is easy to be collided and damaged, and comprises a flowmeter body and a protective structure, the protection structure is arranged at the top screen end of the flowmeter body. The protection structure comprises a lantern ring and a protection plate; the lantern ring is connected to a shell at the screen end of the top of the flowmeter body in a sleeving mode. One side of the protection plate is rotationally connected with one side of the lantern ring through a hinge; the other side of the protection plate is matched with the other side of the lantern ring in a positioning mode through a positioning assembly, and the protection plate is arranged at the front end of a screen on the top of the flowmeter body. The protective device has the advantages that the screen on the top of the flowmeter body is shielded, the screen is protected, and the screen is protected from being impacted.

Description

Technical Field

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

[0002] Electromagnetic flowmeter is an instrument that uses the principle of electromagnetic induction to measure the flow rate of conductive fluid based on the electromotive force induced when the conductive fluid passes through an external magnetic field. The structure of the electromagnetic flowmeter is mainly composed of a magnetic circuit system, a measuring conduit, electrodes, a housing, a lining and a converter.

[0003] The insertion type electromagnetic flowmeter is inserted into the corresponding pipeline. The top of the insertion type electromagnetic flowmeter is a digital display mechanism with a digital display screen. The digital display screen of the insertion type electromagnetic flowmeter used in industry is exposed to the outside and is easily damaged by collision.

[0004] In view of this, we propose an insertion type electromagnetic flowmeter. Utility Model Content

[0005] The purpose of the utility model is to overcome the deficiencies of the prior art, meet practical needs, and provide an insertion type electromagnetic flowmeter to solve the technical problem that the digital display screen of the current insertion type electromagnetic flowmeter is exposed to the outside and is easily damaged by collision.

[0006] In order to achieve the purpose of the utility model, the technical solution adopted by the utility model is: designing an insertion type electromagnetic flowmeter, including a flowmeter body and a protective structure;

[0007] The protective structure is arranged at the top screen end of the flow meter body;

[0008] The protective structure includes a collar and a protective plate;

[0009] The collar is sleeved on the outer shell of the screen end at the top of the flow meter body;

[0010] One side of the protective plate is rotatably connected to one side of the collar via a hinge;

[0011] The other side of the protective plate is positioned and matched with the other side of the collar through a positioning assembly, and the protective plate is arranged at the front end of the top screen of the flow meter body;

[0012] The positioning assembly includes a connecting rod, an L-shaped plate, a round block and a spring;

[0013] Two connecting rods are symmetrically fixed on the other side of the collar;

[0014] The longitudinal section of the L-shaped plate is sleeved on the two connecting rods;

[0015] The two round blocks are respectively fixed on the outer ends of the two connecting rods;

[0016] Two springs are respectively sleeved on two connecting rods between the two round blocks and the outer sides of the longitudinal section of the L-shaped plate;

[0017] Wherein, the transverse section of the L-shaped plate is limitedly matched with the other side of the protective plate.

[0018] Preferably, a handle is fixedly provided on the outer side of the longitudinal section of the L-shaped plate.

[0019] Preferably, a water-absorbing cotton block is arranged on the inner side of the protective plate, and the inner end of the water-absorbing cotton block is inserted into the recessed area of ​​the outer shell at the top screen of the flow meter body.

[0020] Preferably, two limit strips are symmetrically fixed on the inner side of the protective plate, and an insert plate is fixed on the outer end of the absorbent cotton block, and the two ends of the insert plate are respectively inserted and matched with the slots opened at the inner ends of the two limit strips on the opposite sides;

[0021] Wherein, the bottom end of the slot is closed.

[0022] Compared with the prior art, the beneficial effects of the utility model are:

[0023] 1. The utility model has the advantages of shielding the screen at the top of the flow meter body and protecting the screen from impact by arranging a collar, a hinge and a protective plate, thereby solving the problem that the digital display screen of the insertion-type electromagnetic flowmeter is exposed to the outside and is easily damaged by collision.

[0024] 2. The utility model has the advantages of positioning the protective plate blocking the top screen of the flow meter body by arranging the connecting rod, L-shaped plate, round block and spring, and cooperating with the hinge to support and keep the protective plate stable.

[0025] 3. The utility model has the advantage of arranging a water-absorbing cotton block, which is inserted into the recessed area of ​​the outer shell at the top screen of the flow meter body, and utilizing the water absorption of the water-absorbing cotton block to absorb water vapor from the surrounding environment, thereby preventing water vapor from adhering to the screen.

[0026] 4. The utility model has the advantages of being easy to replace the absorbent cotton block and being quick and efficient in operation by arranging the limit strips, slots and plug-in plates. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 This is a schematic diagram of the overall structure of the utility model after closing;

[0028] Figure 2 This is a schematic diagram of the overall structure of the utility model after opening;

[0029] Figure 3 It is a schematic diagram of the protection structure of the utility model;

[0030] Figure 4This is a schematic diagram of the installation structure of the water-absorbing cotton block of the utility model;

[0031] Figure 5 This is a schematic diagram of the positioning component structure of the utility model;

[0032] In the figure: 1. Flow meter body; 2. Protection structure;

[0033] 201, collar; 202, hinge; 203, protective plate; 204, positioning assembly; 205, limit strip; 206, plug board; 207, absorbent cotton block;

[0034] 2041, connecting rod; 2042, L-shaped plate; 2043, round block; 2044, spring; 2045, handle;

[0035] 2051. Slot. DETAILED DESCRIPTION

[0036] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0037] Example 1: An insertion type electromagnetic flowmeter, see Figures 1 to 5 , including a flow meter body 1, and also including a protective structure 2;

[0038] The protection structure 2 is arranged at the top screen end of the flow meter body 1;

[0039] The protection structure 2 includes a collar 201 and a protection plate 203;

[0040] The collar 201 is sleeved on the outer shell of the top screen of the flow meter body 1; one side of the protective plate 203 is rotatably connected to one side of the collar 201 through a hinge 202; wherein the other side of the protective plate 203 is positioned and matched with the other side of the collar 201 through a positioning assembly 204, and the protective plate 203 is arranged at the front end of the top screen of the flow meter body 1;

[0041] The utility model has the advantages of shielding the screen at the top of the flow meter body 1 and protecting the screen from impact by arranging the collar 201, the hinge 202 and the protective plate 203, thereby solving the problem that the digital display screen of the inserted electromagnetic flow meter is exposed to the outside and is easily damaged by collision.

[0042] The positioning assembly 204 includes a connecting rod 2041, an L-shaped plate 2042, a round block 2043 and a spring 2044;

[0043] The two connecting rods 2041 are symmetrically fixed on the other side of the ring 201; the longitudinal section of the L-shaped plate 2042 is sleeved on the two connecting rods 2041; the two round blocks 2043 are respectively fixed on the outer ends of the two connecting rods 2041; the two springs 2044 are respectively sleeved on the two connecting rods 2041 between the two round blocks 2043 and the outer sides of the longitudinal section of the L-shaped plate 2042; the two ends of the spring 2044 are respectively fixedly connected to the round block 2043 and the L-shaped plate 2042, and the elastic coefficient of the spring 2044 is selected and used by the technicians in this profession according to the actual situation; wherein, the transverse section of the L-shaped plate 2042 is limitedly matched with the other side of the protective plate 203.

[0044] The utility model has the advantages of positioning the protective plate 203 blocking the top screen of the flow meter body 1 by arranging the connecting rod 2041, the L-shaped plate 2042, the round block 2043 and the spring 2044, and cooperating with the hinge 202 to support and maintain the protective plate 203 stable.

[0045] Specifically, a handle 2045 is fixedly provided on the outer side of the longitudinal section of the L-shaped plate 2042, and the handle 2045 is used to facilitate pulling the L-shaped plate 2042 to move.

[0046] Furthermore, a water-absorbing cotton block 207 is arranged on the inner side of the protective plate 203 , and the inner end of the water-absorbing cotton block 207 is inserted into the recessed area of ​​the outer shell at the top screen of the flow meter body 1 .

[0047] The utility model has the advantage of arranging a water-absorbing cotton block 207, which is inserted into the recessed area of ​​the outer shell at the top screen of the flow meter body 1, and utilizing the water absorption of the water-absorbing cotton block 207 to absorb water vapor from the surrounding environment, thereby preventing water vapor from adhering to the screen.

[0048] Furthermore, two limit strips 205 are symmetrically fixed on the inner side of the protective plate 203, and an insert plate 206 is fixed on the outer end of the absorbent cotton block 207. Both ends of the insert plate 206 are respectively inserted and matched with slots 2051 opened at the inner ends of the opposite sides of the two limit strips 205; wherein, the bottom end of the slot 2051 is closed.

[0049] The utility model has the advantages of being easy to replace the water-absorbing cotton block 207 and being quick and efficient in operation by arranging the limiting strip 205, the slot 2051 and the plug plate 206.

[0050] Working principle: When using the device of the utility model, the flow meter body 1 is inserted into the corresponding channel and fixed, the protective plate 203 blocks the top screen of the flow meter body 1 to protect the screen, and the absorbent cotton block 207 is inserted into the recessed area of ​​the outer shell at the top screen of the flow meter body 1. When viewing the top screen of the flow meter body 1, the handle 2045 is held to pull the L-shaped plate 2042 outward, and the L-shaped plate 2042 moves outward along the connecting rod 2041, and the spring 2044 is compressed until the lateral section of the L-shaped plate 2042 no longer blocks the other side of the protective plate 203, and the protective plate 203 is rotated to open, and the absorbent cotton block 207 leaves the recessed area of ​​the outer shell at the top screen of the flow meter body 1, and the screen data is viewed; then the handle 2045 is held to pull the L-shaped plate 2042 outward, and the protective plate 2042 is rotated in the opposite direction. 3 until the protective plate 203 covers the top screen of the flow meter body 1, the inner end of the absorbent cotton block 207 is squeezed into the recessed area of ​​the outer shell at the top screen of the flow meter body 1, and the handle 2045 is released. Under the action of the spring 2044, the L-shaped plate 2042 moves inward along the connecting rod 2041 until the inner side of the longitudinal section of the L-shaped plate 2042 contacts the other side of the protective plate 203 and the other side of the ring 201. At this time, the transverse section of the L-shaped plate 2042 blocks the other side of the protective plate 203 to position the protective plate 203.

[0051] The embodiments of the present invention disclose preferred embodiments, but are not limited thereto. A person skilled in the art can easily understand the spirit of the present invention based on the above embodiments and make different extensions and changes. However, as long as they do not deviate from the spirit of the present invention, they are all within the protection scope of the present invention.

Claims

1. An insertion type electromagnetic flowmeter, comprising a flowmeter body (1), characterized in that: Also includes: A protective structure (2) is arranged at the top screen end of the flow meter body (1); The protective structure (2) comprises: A collar (201) is sleeved on the outer shell of the top screen end of the flow meter body (1); A protective plate (203), one side of which is rotatably connected to one side of the collar (201) via a hinge (202); The other side of the protective plate (203) is positioned and matched with the other side of the collar (201) through a positioning assembly (204), and the protective plate (203) is arranged at the front end of the top screen of the flow meter body (1); The positioning component (204) comprises: Two connecting rods (2041) are symmetrically fixed on the other side of the collar (201); An L-shaped plate (2042), the longitudinal section of which is sleeved on the two connecting rods (2041); Two round blocks (2043) are respectively fixed on the outer ends of the two connecting rods (2041); Two springs (2044) are respectively sleeved on the two connecting rods (2041) between the two round blocks (2043) and the outer sides of the longitudinal sections of the L-shaped plate (2042); Wherein, the transverse section of the L-shaped plate (2042) is limitedly matched with the other side of the protective plate (203).

2. An insertion type electromagnetic flowmeter as claimed in claim 1, characterized in that: A handle (2045) is fixedly provided on the outer side of the longitudinal section of the L-shaped plate (2042).

3. An insertion type electromagnetic flowmeter as claimed in claim 1, characterized in that: A water-absorbing cotton block (207) is arranged on the inner side of the protective plate (203), and the inner end of the water-absorbing cotton block (207) is inserted into the recessed area of ​​the outer shell at the top screen of the flow meter body (1).

4. An insertion type electromagnetic flowmeter as claimed in claim 3, characterized in that: Two limit strips (205) are symmetrically fixed on the inner side of the protection plate (203), and an inserting plate (206) is fixed on the outer end of the absorbent cotton block (207), and the two ends of the inserting plate (206) are respectively inserted and matched with slots (2051) opened at the inner ends of the two limit strips (205) on the opposite sides; Wherein, the bottom end of the slot (2051) is closed.

Images