CN220590629U - Explosion-proof transducer - Google Patents
Explosion-proof transducer Download PDFInfo
- Publication number
- CN220590629U CN220590629U CN202322106532.0U CN202322106532U CN220590629U CN 220590629 U CN220590629 U CN 220590629U CN 202322106532 U CN202322106532 U CN 202322106532U CN 220590629 U CN220590629 U CN 220590629U
- Authority
- CN
- China
- Prior art keywords
- transducer
- connector
- explosion
- cover plate
- main shell
- Prior art date
- 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.)
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 20
- 235000012431 wafers Nutrition 0.000 claims description 20
- 229910052802 copper Inorganic materials 0.000 claims description 11
- 239000010949 copper Substances 0.000 claims description 11
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 6
- 239000000741 silica gel Substances 0.000 claims description 6
- 229910002027 silica gel Inorganic materials 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- 239000004593 Epoxy Substances 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- 239000000919 ceramic Substances 0.000 claims description 2
- 239000004020 conductor Substances 0.000 claims description 2
- 239000011810 insulating material Substances 0.000 claims description 2
- 239000010445 mica Substances 0.000 claims description 2
- 229910052618 mica group Inorganic materials 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 239000000843 powder Substances 0.000 abstract description 6
- 230000005611 electricity Effects 0.000 abstract description 5
- 230000003068 static effect Effects 0.000 abstract description 5
- 238000004880 explosion Methods 0.000 abstract description 4
- 239000000428 dust Substances 0.000 abstract description 3
- 238000002485 combustion reaction Methods 0.000 abstract description 2
- 230000006698 induction Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Landscapes
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Abstract
The utility model relates to the technical field of transducers, and provides an explosion-proof transducer which comprises a transducer vibrator and a transducer main shell, wherein the transducer vibrator comprises a transducer front cover plate, an insulating gasket, an anode copper sheet, a conducting sheet, a transducer rear cover plate, a fixing bolt, a piezoelectric wafer, a cathode copper sheet and an insulating tube, one side of the transducer main shell is provided with a connector fixing hole, a connector is fixed in the connector fixing hole, a grounding wire jack is added in the connector, the grounding wire jack is connected with the ground through an explosion-proof transducer power supply cable, and a piece of insulating gasket is arranged between the transducer front cover plate and the piezoelectric wafer as well as between the transducer rear cover plate and the piezoelectric wafer. The utility model can completely prevent the dust combustion explosion caused by the induction current generated by the transducer or the static electricity generated by the mutual friction of the powder and the friction between the powder and the structural members such as the screen mesh, and improves the use safety.
Description
Technical Field
The utility model relates to the technical field of energy converters, in particular to an explosion-proof energy converter.
Background
The existing transducer cannot lead away the induced current induced by the transducer and the screen mesh connected and fixed with the transducer, static electricity generated by mutual friction of powder and friction between powder and the screen mesh in the screening process can generate discharge phenomenon when the potential difference generated by the static electricity and the induced current reaches a certain value, and the discharge can ignite inflammable and explosive dust to cause ignition and explosion.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model aims to provide an explosion-proof transducer, which can conduct static electricity and induced current away, and connect a transducer shell, a screen and the ground so that potential differences between all parts of the transducer and between all parts and the ground are zero, thus avoiding discharge phenomena and solving the problems in the prior art.
In order to achieve the purpose, the technical scheme of the utility model is realized as follows: the explosion-proof transducer comprises a transducer vibrator and a transducer main shell, wherein the transducer vibrator comprises a transducer front cover plate, an insulating gasket, an anode copper sheet, a conducting strip, a transducer rear cover plate, a fixing bolt, a piezoelectric wafer, a cathode copper sheet and an insulating tube, a connector fixing hole is formed in one side of the transducer main shell, connectors are fixed in the connector fixing hole, a grounding wire jack is added in the connectors, the grounding wire jack is connected with the ground through an explosion-proof transducer power supply cable, the transducer main shell is connected with the transducer front cover plate and the transducer rear cover plate through the fixing bolt, an insulating gasket is placed between the transducer front cover plate and the transducer rear cover plate and the piezoelectric wafer, a conducting strip is placed between the transducer rear cover plate and the insulating gasket, a grounding bolt is arranged on the connector on one side of the transducer main shell, a wire is connected with the same plug of the connector, two piezoelectric wafers can be arranged between the insulating gaskets, the anode between the piezoelectric wafers is connected with the plug of the connector through the wire, the other end of the anode copper sheet is connected with the other end of the other copper sheet through the wire, the other connector is connected with the other three piezoelectric wafers, and the other insulating wafers are respectively connected with the other insulating wafers, and the other insulating wafers are connected with the other insulating wafers.
Preferably, the left side of the transducer vibrator is fixedly connected with the transducer main shell through the transducer main shell cover, a boss is arranged in the left side of the transducer main shell, and notches are respectively formed in the upper portion and the lower portion of the boss.
Preferably, the protruding portion on the outer side of the transducer vibrator is propped against one side of the boss, and a silica gel sealing gasket is filled between the protruding portion and the boss and between the protruding portion and the transducer main shell cover respectively.
Preferably, the connector is fixedly connected with the transducer main shell through a connector fixing bolt.
Preferably, a shell grounding wire threaded hole is further formed in the middle position of one side, close to the connector fixing hole, of the transducer main shell.
Preferably, the material of the insulating gasket can be ceramic, mica plate or epoxy plate insulating material.
Preferably, the material of the conductive sheet may be a conductive material of copper, aluminum, or steel plate.
The beneficial effects of the utility model are as follows:
(1) The situation of dust combustion and explosion caused by induced current generated by the transducer or static electricity generated by mutual friction of powder and friction between the powder and structural members such as a screen mesh can be completely prevented, and the use safety is improved;
(2) The transducer has large amplitude, no heating (obvious temperature rise phenomenon), long service life, simple structure and low manufacturing cost.
Drawings
In the drawings:
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a cross-sectional view of the overall structure of the present utility model;
FIG. 3 is a schematic diagram of a transducer vibrator according to the present utility model;
FIG. 4 is a cross-sectional view of a transducer element of the present utility model;
FIG. 5 is a schematic view of a transducer main housing of the present utility model;
FIG. 6 is a schematic view of a connector according to the present utility model;
reference numerals illustrate:
1. a transducer vibrator; 2. a transducer main housing cover; 3. a transducer main housing; 4. a grounding bolt; 5. a connector fixing bolt; 6. a connector; 7. a silica gel sealing pad; 8. a transducer front cover plate; 9. an insulating spacer; 10. a positive copper sheet; 11. a conductive sheet; 12. a transducer back cover plate; 13. a fixing bolt; 14. a piezoelectric wafer; 15. a negative copper sheet; 16. an insulating tube; 17. a notch; 18. a boss; 19. a connector fixing hole; 20. a shell grounding wire threaded hole; 21. a plug.
Detailed Description
The present utility model will now be described in further detail with reference to the drawings and examples, wherein it is apparent that the examples described are only some, but not all, of the examples of the utility model. Embodiments and features of embodiments in this application may be combined with each other without conflict. All other embodiments, based on the embodiments of the utility model, which would be apparent to one of ordinary skill in the art without inventive effort are within the scope of the utility model.
It should be noted that, in the embodiment of the present utility model, directional indications (such as up, down, left, right, front, and rear … …) are referred to, and the directional indications are merely used to explain the relative positional relationship, movement conditions, and the like between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.
In addition, "a plurality of" means two or more. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed by the utility model.
Examples
Referring to fig. 1-6 of the specification, the utility model provides an explosion-proof transducer, which comprises a transducer vibrator 1 and a transducer main shell 3, wherein the transducer vibrator 1 comprises a transducer front cover plate 8, an insulating gasket 9, an anode copper sheet 10, a conducting sheet 11, a transducer rear cover plate 12, a fixing bolt 13, a piezoelectric wafer 14, a cathode copper sheet 15 and an insulating tube 16, one side of the transducer main shell 3 is provided with a connector fixing hole 19, a connector 6 is fixed in the connector fixing hole 19, a grounding wire jack is added in the connector 6, and the grounding wire jack is connected with the ground through an explosion-proof transducer power supply cable;
in this embodiment, the transducer main housing 3 is connected and conducted with the transducer front cover plate 8 and the transducer rear cover plate 12 through the fixing bolts 13, a piece of insulating pad 9 is placed between the transducer front cover plate 8 and the transducer rear cover plate 12 and the piezoelectric wafer 14, a piece of conducting strip 11 is placed between the transducer rear cover plate 12 and the insulating pad 9, the grounding bolts 4 are respectively arranged on the connector 6 at one side in the transducer main housing 3, one conducting wire is connected to the same plug of the connector 6, one, two or four piezoelectric wafers 14 can be arranged between the two insulating pads 9, the positive copper sheet 10 between the piezoelectric wafers 14 is connected to one plug of the connector 6 through the conducting wire, the other end of the positive copper sheet 10 is provided with the negative copper sheet 15, the conducting wire is connected to one plug of the connector 6, the connector 6 shares three plugs 21, two of which are respectively the positive and negative poles of the power supply, the rest is the grounding wire and is respectively connected with the transducer pole piece and the grounding wire of the transducer main housing through the conducting wire, and the insulating tube 16 is sleeved between the piezoelectric wafer 14, the insulating pad 9 and the fixing bolts 13.
The left side of the transducer vibrator 1 is fixedly connected with the transducer main shell 3 through the transducer main shell cover 2, a boss 18 is arranged in the left side of the transducer main shell 3, and notches 17 are respectively formed in the upper and lower sides of the boss 18, so that the transducer vibrator pole piece is prevented from interfering with the transducer main shell 3 and cannot be assembled;
the bulge on the outer side of the transducer vibrator 1 is propped against one side of the boss 18, a silica gel sealing pad 7 is filled between the bulge and the boss 18 and between the bulge and the transducer main shell cover 2, one silica gel sealing pad 7 is placed on the boss 18 of the anti-explosion ring energy device main shell, then the transducer vibrator 1 is placed, then one silica gel sealing pad 7 is placed, and then the transducer main shell cover 2 is screwed into the transducer main shell 3 to press the transducer vibrator 1, so that assembly is completed.
The connector 6 is fixedly connected with the transducer main housing 3 through a connector fixing bolt 5, the connector 6 is fixed on the transducer main housing 3 through the connector fixing bolt 5, and a housing grounding wire threaded hole 20 is further formed in the middle position of one side of the transducer main housing 3, which is close to the connector fixing hole 19.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (7)
1. The explosion-proof transducer is characterized by comprising a transducer vibrator (1) and a transducer main shell (3), wherein the transducer vibrator (1) comprises a transducer front cover plate (8), an insulating gasket (9), an anode copper sheet (10), a conducting strip (11), a transducer rear cover plate (12), a fixing bolt (13), a piezoelectric wafer (14), a cathode copper sheet (15) and an insulating tube (16), one side of the transducer main shell (3) is provided with a connector fixing hole (19), a connector (6) is fixed in the connector fixing hole (19), a grounding wire jack is added in the connector (6), the grounding wire jack is connected with the ground through an explosion-proof transducer power supply cable, the transducer main shell (3) is connected and conducted with the transducer front cover plate (8) and the transducer rear cover plate (12) through the fixing bolt (13), the insulating gasket (9) is placed between the transducer front cover plate (8) and the piezoelectric wafer (14), the conducting strip (11) is placed between the transducer rear cover plate (12) and the insulating gasket (9), one side of the main shell (3) is connected with the same through the same conducting wire on the same side of the connector (6), two can have one slice, two or four piezoelectric wafers (14) between insulating gasket (9), anodal copper sheet (10) between piezoelectric wafers (14) are through on the plug of wire access connector (6), anodal copper sheet (10) other end is provided with negative pole copper sheet (15), inserts on one of them plug of connector (6) through the wire, connector (6) total three plug (21), and two of them are positive and negative pole of power respectively, and the remaining one is the earth connection, cover has insulating tube (16) between piezoelectric wafers (14), insulating gasket (9) and fixing bolt (13).
2. The explosion-proof transducer according to claim 1, wherein the left side of the transducer vibrator (1) is fixedly connected with the transducer main shell (3) through a transducer main shell cover (2), a boss (18) is arranged in the left side of the transducer main shell (3), and notches (17) are respectively formed in the upper portion and the lower portion of the boss (18).
3. The explosion-proof transducer according to claim 2, wherein the protruding part on the outer side of the transducer vibrator (1) is propped against one side of the boss (18), and a silica gel sealing gasket (7) is filled between the protruding part and the boss (18) and between the protruding part and the transducer main shell cover (2) respectively.
4. The explosion-proof transducer according to claim 1, wherein the connector (6) is fixedly connected to the transducer main housing (3) by means of a connector fixing bolt (5) provided.
5. The explosion-proof transducer according to claim 1, wherein a shell ground wire threaded hole (20) is further formed in the middle position of one side of the transducer main shell (3) close to the connector fixing hole (19).
6. An explosion-proof transducer according to claim 1, characterized in that the material of the insulating gasket (9) is an insulating material of ceramic, mica board, epoxy board.
7. An explosion-proof transducer according to claim 1, characterized in that the material of the conductive sheet (11) is a conductive material of copper, aluminum, steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322106532.0U CN220590629U (en) | 2023-08-07 | 2023-08-07 | Explosion-proof transducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322106532.0U CN220590629U (en) | 2023-08-07 | 2023-08-07 | Explosion-proof transducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220590629U true CN220590629U (en) | 2024-03-15 |
Family
ID=90170628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322106532.0U Active CN220590629U (en) | 2023-08-07 | 2023-08-07 | Explosion-proof transducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220590629U (en) |
-
2023
- 2023-08-07 CN CN202322106532.0U patent/CN220590629U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |