CN214538072U - Explosion-proof type electromagnetic flowmeter - Google Patents
Explosion-proof type electromagnetic flowmeter Download PDFInfo
- Publication number
- CN214538072U CN214538072U CN202120249854.9U CN202120249854U CN214538072U CN 214538072 U CN214538072 U CN 214538072U CN 202120249854 U CN202120249854 U CN 202120249854U CN 214538072 U CN214538072 U CN 214538072U
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- Prior art keywords
- explosion
- converter
- connecting rod
- rod seat
- electromagnetic flowmeter
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000009434 installation Methods 0.000 claims abstract description 5
- 238000004880 explosion Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
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Abstract
The utility model discloses an explosion-proof type electromagnetic flowmeter, which comprises an outer shell, shell left and right sides both ends symmetry is provided with surveys buret, survey buret flange, inside lining and the electrode of being provided with of flange, shell upper end position is provided with the connecting rod seat, the connecting rod seat lateral wall passes through O type circle fixed connection holder, and the cylindrical converter of upper end installation of holder, the surface that the connecting rod seat runs through the holder part is provided with explosion-proof composition face, the outer wall lower extreme of converter is provided with the earthing terminal in the preceding terminal surface position of holder, the converter rear end is provided with the cable and inserts the hole, inside exciting current binding post and the electromotive force signal binding post of setting up of converter. The utility model discloses have blast proof effect, avoid electromagnetic flowmeter to take place the condition that bursts under extreme condition, improve electromagnetic flowmeter's practicality, reduce the unnecessary loss.
Description
Technical Field
The utility model relates to an electromagnetic flowmeter technical field, concretely relates to explosion-proof type electromagnetic flowmeter.
Background
The electromagnetic flowmeter is an instrument for measuring the flow of conducting fluid by applying the electromagnetic induction principle and according to the electromotive force induced when the conducting fluid passes through an external magnetic field, and the structure of the electromagnetic flowmeter mainly comprises a magnetic circuit system, a measuring conduit, electrodes, a shell, a lining, a converter and the like. The existing electromagnetic flowmeter has no movable part in the flow pipe, the medium passing through the flowmeter has no pressure loss, the measurement precision is high, the performance is reliable, and the electromagnetic flowmeter is widely applied in various industries, but under the condition of long-term use, the electromagnetic flowmeter can cause the electromagnetic flowmeter to burst under extreme conditions such as overlarge internal and external pressure difference, temperature change difference, density of internal medium and other reasons, the maintenance work is difficult, the practicability of the electromagnetic flowmeter is reduced, and unnecessary loss is caused. In this regard, an explosion-proof type electromagnetic flow meter is designed to solve the above-described problems.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the problem that proposes in the above-mentioned technical background, provide an explosion-proof type electromagnetic flowmeter, have explosion-proof effect, avoid electromagnetic flowmeter to take place the condition that bursts under extreme condition, improve electromagnetic flowmeter's practicality, reduce the unnecessary loss.
The utility model adopts the following technical scheme:
the utility model provides an explosion-proof type electromagnetic flowmeter, includes the shell, shell left and right ends symmetry is provided with surveys buret, survey buret flange, inside lining and the electrode of being provided with of flange, shell upper end position is provided with the connecting rod seat, the connecting rod seat lateral wall passes through O type circle fixed connection holder, and the cylindrical converter of upper end installation of holder, the connecting rod seat runs through the surface of holder part and is provided with explosion-proof composition face, the outer wall lower extreme of converter is provided with the earthing terminal in the preceding terminal surface position of holder, the converter rear end is provided with the cable access hole, inside exciting current binding post and the electromotive force signal binding post of setting up of converter.
As the utility model relates to an explosion-proof type electromagnetic flowmeter's preferred technical scheme, flange, lining, electrode are the concentric circles, set gradually from outside to inside, the lining terminal surface is protruding.
As the utility model relates to an explosion-proof type electromagnetic flowmeter's preferred technical scheme, O type circle is fixed at connecting rod seat lateral wall intermediate position to it is fixed through hex bolts the holder, hex bolts's quantity is provided with four.
As the utility model relates to an explosion-proof type electromagnetic flowmeter's preferred technical scheme, explosion-proof composition surface passes through wire connection electromotive force signal binding post, electromotive force signal binding post sets up at the inside right-hand member of converter, and the other end is installed exciting current binding post.
As the utility model relates to an explosion-proof type electromagnetic flowmeter's preferred technical scheme, the earthing terminal includes ground screw, spring washer and square pad, ground screw is cross recess half round head screw.
The utility model has the advantages that:
the utility model has compact and reasonable structure and flexible use, adopts the hexagon screw and the O-shaped ring to fix the converter, can effectively meet the requirements of quick installation and positioning and part replacement, and greatly improves the use flexibility and convenience of the electromagnetic flowmeter; on the other hand, the surface of the connecting rod seat penetrating through the holder part is provided with an explosion-proof joint surface, so that the normal use of the electromagnetic flowmeter is ensured, the explosion condition is avoided, the operation stability and the practicability of the electromagnetic flowmeter are improved, and the unnecessary loss is reduced.
Drawings
FIG. 1 is a front view of the structure of the present invention;
FIG. 2 is a left side view of the structure of the present invention;
fig. 3 is a schematic structural diagram of the grounding terminal of the present invention;
the symbols in the drawings illustrate that: the device comprises a shell 1, a measuring tube 2, a flange 3, a lining 4, an electrode 5, a connecting rod seat 6, an O-shaped ring 7, a holder 8, a converter 9, an explosion-proof joint face 10, a grounding end 11, a cable access hole 12, an exciting current wiring terminal 13, an electromotive force signal wiring terminal 14, a hexagon screw 15, an electric wire 16, a grounding screw 17, a spring washer 18 and a square pad 19.
Detailed Description
The invention will now be described in further detail with reference to the accompanying drawings.
As shown in figure 1, an explosion-proof type electromagnetic flowmeter, includes shell 1, shell 1 left and right ends symmetry is provided with surveys buret 2, shell 1 sets up the chamfer terminal surface with surveying buret 2 junction, is convenient for the two to connect and liquid flows through, survey buret 2 flange 3, has fabulous connection leakproofness, flange 3 is inside to be provided with lining 4 and electrode 5, flange 3, lining 4, electrode 5 are the concentric circles, set gradually from outside to inside, lining 4 terminal surface is protruding, shell 1 upper end position is provided with connecting rod seat 6, connecting rod seat 6 lateral wall passes through O type circle 7 fixed connection holder 8, and at the cylindrical converter 9 of the upper end installation of holder 8, connecting rod seat 6 runs through the surface that holder 8 part is provided with explosion-proof composition face 10, the outer wall lower extreme of converter 9 is provided with 11 at holder 8's preceding terminal surface position, the rear end of the converter 9 is provided with a cable access hole 12, an exciting current wiring terminal 13 and an electromotive force signal wiring terminal 14 are arranged in the converter 9, and important parts such as a CPU board, a display board and a fuse holder (not marked in the figure) are also arranged in the converter 9.
Specifically, in the utility model, the O-ring 7 is fixed at the middle position of the outer side wall of the connecting rod seat 6, and the holder 8 is fixed by the hexagonal screws 15, and the number of the hexagonal screws 15 is four; the explosion-proof joint surface 10 is connected with an electromotive force signal connecting terminal 14 through an electric wire 16, the electromotive force signal connecting terminal 14 is arranged at the right end in the converter 9, and the exciting current connecting terminal 13 is arranged at the other end; earthing terminal 11 includes earth screw 17, spring washer 18 and square pad 19, earth screw 17 is cross recess half round head screw, converter 9's protecgulum and back lid all use equidistance evenly distributed's cross recess half round head screw to fix.
Finally, it should be noted that: these embodiments are merely illustrative of the present invention and do not limit the scope of the invention. In addition, other variations and modifications will be apparent to persons skilled in the art based on the foregoing description. And are neither required nor exhaustive of all embodiments. And obvious changes and modifications may be made without departing from the scope of the present invention.
Claims (5)
1. An explosion-proof electromagnetic flowmeter which is characterized in that: comprises a shell (1), measuring tubes (2) are symmetrically arranged at the left end and the right end of the shell (1), the measuring tube (2) is connected with a flange (3), a lining (4) and an electrode (5) are arranged inside the flange (3), a connecting rod seat (6) is arranged at the upper end of the shell (1), the outer side wall of the connecting rod seat (6) is fixedly connected with a clamp holder (8) through an O-shaped ring (7), and a cylindrical converter (9) is arranged at the upper end of the clamper (8), the outer surface of the connecting rod seat (6) penetrating through the holder (8) is provided with an explosion-proof joint surface (10), the lower end of the outer wall of the converter (9) is provided with a grounding terminal (11) at the front end surface of the clamper (8), the rear end of the converter (9) is provided with a cable access hole (12), and an exciting current wiring terminal (13) and an electromotive force signal wiring terminal (14) are arranged in the converter (9).
2. An explosion proof electromagnetic flow meter according to claim 1, wherein: the flange (3), the lining (4) and the electrode (5) are concentric circles and are sequentially arranged from outside to inside, and the end face of the lining (4) is convex.
3. An explosion proof electromagnetic flow meter according to claim 1, wherein: the O-shaped ring (7) is fixed in the middle of the outer side wall of the connecting rod seat (6) and is fixed to the clamp holder (8) through the hexagon screws (15), and the number of the hexagon screws (15) is four.
4. An explosion proof electromagnetic flow meter according to claim 1, wherein: explosion-proof composition surface (10) pass through electric wire (16) and connect electromotive force signal binding post (14), electromotive force signal binding post (14) set up in converter (9) inside right-hand member, and the other end installation exciting current binding post (13).
5. An explosion proof electromagnetic flow meter according to claim 1, wherein: the grounding end (11) comprises a grounding screw (17), a spring washer (18) and a square pad (19), and the grounding screw (17) is a cross-groove half-round head screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120249854.9U CN214538072U (en) | 2021-01-29 | 2021-01-29 | Explosion-proof type electromagnetic flowmeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120249854.9U CN214538072U (en) | 2021-01-29 | 2021-01-29 | Explosion-proof type electromagnetic flowmeter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214538072U true CN214538072U (en) | 2021-10-29 |
Family
ID=78346962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120249854.9U Expired - Fee Related CN214538072U (en) | 2021-01-29 | 2021-01-29 | Explosion-proof type electromagnetic flowmeter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214538072U (en) |
-
2021
- 2021-01-29 CN CN202120249854.9U patent/CN214538072U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211029 |