CN202814428U - Explosion-proof sensor - Google Patents
Explosion-proof sensor Download PDFInfo
- Publication number
- CN202814428U CN202814428U CN 201220458111 CN201220458111U CN202814428U CN 202814428 U CN202814428 U CN 202814428U CN 201220458111 CN201220458111 CN 201220458111 CN 201220458111 U CN201220458111 U CN 201220458111U CN 202814428 U CN202814428 U CN 202814428U
- Authority
- CN
- China
- Prior art keywords
- explosion
- transmission shaft
- sensor
- proof
- power lead
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses an explosion-proof sensor, comprising a sensor body, a circuit board, a sensor cover, a transmission shaft, a support, a power line fixed frame, and a power line pressing plate; wherein the transmission shaft is successively provided with a code disc, a block ring, a semi-circular gasket, and a steel sleeve from top to bottom; an upper end of the transmission shaft is provided with a joint and insulating gaskets, the circuit board is fixed by using a cross recessed pan head screw, one end of the circuit board is placed between the insulating gaskets; a lower end of the transmission shaft is provided with an elastic cotter and a coupling; the sensor cover is covered at an upper part of the sensor body, a bottom of the sensor body is fixed by a stud, the lower end of the transmission shaft is placed in the support, one end face of the sensor body is provided with a cable, and the cable is provided with a rubber sealing ring, a gasket and the power line fixed frame thereon. The explosion-proof sensor of the utility model has the beneficial effects that: the explosion-proof sensor has a more reasonable structure, thereby greatly reducing manufacturing cost; the explosion-proof sensor has a higher safety performance and a higher explosion-proof property; and the explosion-proof sensor can customize an output waveform according to customer requirements.
Description
Technical field
The utility model relates to a kind of sensor, relates in particular to a kind of explosion-proof sensor.
Background technology
At present, it is reasonable not that the common sensor that uses in market and life all exists structure, and manufacturing cost is large, and the form of making is single, can not satisfy client's multifarious requirement, and the problem such as security is not high.
The utility model content
For the deficiencies in the prior art, the utility model provides a kind of explosion-proof sensor.
To achieve these goals, the technical scheme in the invention for solving the technical problem is:
A kind of explosion-proof sensor comprises sensor body, circuit board, sender unit cap, transmission shaft, support, power lead fixed mount and power lead pressing plate, and transmission shaft is disposed with code-disc, back-up ring, semicircle packing ring and steel bushing from top to bottom; The transmission shaft upper end is equipped with a joint and insulating washer, and circuit board is fixed with Cross Recess Head Screw, and circuit board one end is placed between the insulating washer; The transmission shaft lower end is provided with elastic opening pin and shaft coupling; A sender unit cap is stamped on sensor body top, and the sensor body bottom has a stud bolt to fix, and the transmission shaft lower end is placed in the support, and sensor body one end face is provided with cable, is provided with rubber seal, packing ring and power lead fixed mount on the cable.
Be fixedly connected with several socket head cap screws on the described sender unit cap.
Described several socket head cap screws are 4.
Be provided with an ears stop washer between described support and the power lead fixed mount.
Be provided with a power lead pressing plate on the described power lead fixed mount.
The beneficial effects of the utility model: this utility model structure is more reasonable, has greatly reduced manufacturing cost; Security performance is higher, and is more explosion-proof; Can be according to client's requirement customization output waveform.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the direction view of overlooking of the present utility model.
Embodiment
As shown in Figure 1 and Figure 2, a kind of explosion-proof sensor, comprise sensor body 1, circuit board 2, sender unit cap 8, transmission shaft 11, support 28, power lead fixed mount 32 and power lead pressing plate 34, transmission shaft 11 is disposed with code-disc 12, back-up ring 13, semicircle packing ring 14 and steel bushing 16 from top to bottom; Transmission shaft 11 upper ends are equipped with a joint 10 and insulating washer 6, and circuit board 2 usefulness Cross Recess Head Screws 3 are fixing, and circuit board 2 one ends are placed between the insulating washer 6; Transmission shaft 11 lower ends are provided with elastic opening pin 26 and shaft coupling 27; A sender unit cap 8 is stamped on sensor body 1 top, sensor body 1 bottom has a stud bolt 21 fixing, transmission shaft 11 lower ends are placed in the support 28, sensor body 1 one end faces are provided with cable 43, be provided with rubber seal 30, packing ring 31 and power lead fixed mount 32 on the cable 43, be fixedly connected with several socket head cap screws 35 on the described sender unit cap 8, described several socket head cap screws 35 are 4, be provided with an ears stop washer 33 between described support 28 and the power lead fixed mount 32, be provided with a power lead pressing plate 34 on the described power lead fixed mount 32.The beneficial effects of the utility model: this utility model structure is more reasonable, has greatly reduced manufacturing cost; Security performance is higher, and is more explosion-proof; Can be according to client's requirement customization output waveform.
Claims (5)
1. explosion-proof sensor, comprise sensor body (1), circuit board (2), sender unit cap (8), transmission shaft (11), support (28), power lead fixed mount (32) and power lead pressing plate (34), it is characterized in that transmission shaft (11) is disposed with code-disc (12), back-up ring (13), semicircle packing ring (14) and steel bushing (16) from top to bottom; Transmission shaft (11) upper end is equipped with a joint (10) and insulating washer (6), and circuit board (2) is fixing with Cross Recess Head Screw (3), and circuit board (2) one ends are placed between the insulating washer (6); Transmission shaft (11) lower end is provided with elastic opening pin (26) and shaft coupling (27); A sender unit cap (8) is stamped on sensor body (1) top, sensor body (1) bottom has a stud bolt (21) fixing, transmission shaft (11) lower end is placed in the support (28), sensor body (1) one end face is provided with cable (43), is provided with rubber seal (30), packing ring (31) and power lead fixed mount (32) on the cable (43).
2. explosion-proof sensor according to claim 1 is characterized in that, is fixedly connected with several socket head cap screws (35) on the described sender unit cap (8).
3. explosion-proof sensor according to claim 2 is characterized in that, described several socket head cap screws (35) are 4.
4. explosion-proof sensor according to claim 1 is characterized in that, is provided with an ears stop washer (33) between described support (28) and the power lead fixed mount (32).
5. explosion-proof sensor according to claim 1 is characterized in that, is provided with a power lead pressing plate (34) on the described power lead fixed mount (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220458111 CN202814428U (en) | 2012-09-10 | 2012-09-10 | Explosion-proof sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220458111 CN202814428U (en) | 2012-09-10 | 2012-09-10 | Explosion-proof sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202814428U true CN202814428U (en) | 2013-03-20 |
Family
ID=47873289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220458111 Expired - Fee Related CN202814428U (en) | 2012-09-10 | 2012-09-10 | Explosion-proof sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202814428U (en) |
-
2012
- 2012-09-10 CN CN 201220458111 patent/CN202814428U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130320 Termination date: 20150910 |
|
| EXPY | Termination of patent right or utility model |