CN212780693U - High-protection-level independent combustible gas detector - Google Patents
High-protection-level independent combustible gas detector Download PDFInfo
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- CN212780693U CN212780693U CN202021144693.9U CN202021144693U CN212780693U CN 212780693 U CN212780693 U CN 212780693U CN 202021144693 U CN202021144693 U CN 202021144693U CN 212780693 U CN212780693 U CN 212780693U
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- waterproof
- upper cover
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Abstract
The utility model relates to the technical field of gas detection, in particular to an independent combustible gas detector with high protection level, which comprises an upper cover structure, a circuit board and a base, wherein the upper cover structure comprises a waterproof buzzer, a waterproof button and a light guide column of a work indicator lamp; the circuit board uses a press type wiring terminal, so that wiring is convenient; the base adopts cast aluminum material more durable, simple to operate. The upper cover of the detector is connected with the circuit board through the direct insertion type terminal and is fixed with the base through the screw, and the replaceability of the upper cover is strong; buzzer and button all adopt waterproof structural design, and the protection level can reach IP65, can adapt to harsher service environment for the application range of detector is wider.
Description
Technical Field
The utility model belongs to the technical field of the gaseous technique of surveying and specifically relates to a stand alone type combustible gas detector of high protection level.
Background
With the wide use of combustible gas, civil facilities such as residential areas, sewage treatment plants, catering industry, boiler houses and the like need to use the combustible gas detector, the fields put forward higher requirements on the protection level of the civil detector, except for dust prevention, the civil detector also needs to be waterproof, an ordinary plastic shell cannot meet the requirements, and the waterproof effect of an ordinary key cannot meet the use requirements.
SUMMERY OF THE UTILITY MODEL
For solving current detector at civilian special field protection level low, the problem of installation of being not convenient for, the utility model provides a stand alone type combustible gas detector of high protection level.
The utility model discloses technical scheme as follows:
a high-protection-level independent combustible gas detector comprises an upper cover structure, a circuit board and a base; the upper cover is connected with the circuit board through a direct insertion type terminal and fixed with the base through a screw; wherein the content of the first and second substances,
the upper cover structure comprises an upper cover shell, a waterproof buzzer, a waterproof button and an LED light guide column; waterproof buzzer passes through the helicitic texture equipment and on upper cover structure, waterproof button passes through epoxy to be fixed on upper cover casing, and the LED lamp draws out the detector cavity with pilot lamp light through the leaded light post, and upper cover structure mainly used people carries out the self-checking operation to the detector, shows the working condition of detector simultaneously.
The utility model discloses further improve, the button adopts touch-type response design in the upper cover structure, and waterproof buzzer and waterproof button adopt modular structure design.
The utility model discloses further improve, circuit board wiring port uses push type binding post, convenient wiring.
The utility model discloses further improve, the base adopts cast aluminium material more durable, simple to operate.
The utility model has the advantages that:
1. buzzer and button all adopt waterproof structural design, and the protection level can reach IP65, can adapt to harsher service environment for the application range of detector is wider.
2. The detector upper cover is designed by using a modular structure, and the replaceability of the upper cover and an upper cover device is stronger.
3. The detector circuit board wiring port uses a pressing type wiring terminal, and wiring is facilitated.
4. The detector base is made of cast aluminum and is more durable and convenient to mount.
Drawings
Fig. 1 is a schematic diagram of the explosion structure of the present invention.
Fig. 2 is a schematic structural diagram of the upper cover of the middle detector of the present invention.
In the figure, 1-upper cover fastening screw, 2-upper cover, 3-touch key module, 4-O type sealing ring, 5-waterproof buzzer, 6-waterproof gasket, 7-fastening screw, 8-fastening screw, 9-circuit board, 10-spacing pillar, 11-gas collecting head, 12-base shell, 13-sealing ring, 14-explosion-proof gasket, 15-explosion-proof gasket, 16-O type sealing ring 17-cable lead-in device, 18-U type mounting hole.
Detailed Description
In order to deepen the understanding of the present invention, the present invention will be described in further detail with reference to the accompanying drawings and embodiments, which are only used for explaining the present invention and are not limited to the protection scope of the present invention.
Example (b): as shown in fig. 1, a high protection level freestanding combustible gas detector includes an upper cover structure, a circuit board and a base; the upper cover is connected with the circuit board through a direct insertion type terminal and fixed with the base through screws.
As shown in fig. 2, the upper cover structure includes: the touch key comprises an upper cover fastening screw 1, an upper cover 2, a touch key module 3, an O-shaped sealing ring 4, a waterproof buzzer 5 and a wiring terminal; the waterproof buzzer is assembled on the upper cover shell through threads, the waterproof keys are fixed on the upper cover shell through epoxy resin, and the upper cover structure is mainly used for self-checking operation of the detector by people and displaying the working condition of the detector.
The circuit board includes: the circuit board fixing device comprises a fastening screw 7, a fastening screw 8, a circuit board 9 and a spacing pillar 10, wherein the fastening screw 7 and the fastening screw 8 are different in size, the fastening screw is mainly used for fixing the circuit board 9, and the fastening screw 8 is used for fixing the circuit board 9 and communicating the circuit board with a base shell (for ground); the spacer support 10 prevents the components on the circuit board from communicating with the base housing, and plays a role in protection.
The base includes: the gas collecting device comprises a waterproof gasket 6, a gas collecting head 11, a base shell 12, a waterproof sealing ring 13, an explosion-proof gasket 14, an explosion-proof gasket 15, an O-shaped sealing ring 16 and a cable lead-in device 17; waterproof gasket 6 is used for upper cover structure and base joint department waterproof, fixes through fastening screw 1, and gas collecting head 11 is used for the installation sensor, and cable introducing device 17 is used for connecting power cord and communication line, and waterproof sealing ring 13, explosion-proof packing ring 14, explosion-proof gasket 15, O type sealing ring 16 are waterproof design.
The assembly sequence of the detector of the utility model is from inside to outside, from bottom to top, wherein the circuit board 9 is assembled on the base shell 12 through the fastening screws 7 and 8, and the upper cover structure is assembled with the base shell 12 through four fastening screws 1; the detector is mounted in position through the U-shaped mounting hole 18.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a stand alone type combustible gas detector of high protection level, includes upper cover structure, circuit board and base, its characterized in that: the upper cover is connected with the circuit board through a direct insertion type terminal, the base is fixed through screws, a waterproof buzzer and a waterproof button are arranged on the upper cover, the waterproof buzzer and the waterproof button are installed on the upper cover, the button is designed in a touch type induction mode, the waterproof buzzer is assembled on the upper cover shell through a threaded structure, and the waterproof button is fixed on the upper cover structure through epoxy resin.
2. A high level of protection in a self-contained combustible gas sensor according to claim 1, wherein: the upper cover structure further comprises an upper cover fastening screw, a touch key module, an O-shaped sealing ring, a waterproof buzzer and a wiring terminal, wherein the waterproof buzzer is assembled on the upper cover shell through threads, and the waterproof key is fixed on the upper cover shell through epoxy resin.
3. A high level of protection in a self-contained combustible gas sensor according to claim 2, wherein: the circuit board comprises spacing pillars and fastening screws, the circuit board is fixed by the fastening screws with two different sizes, one fastening screw is used for fixing the circuit board, and the other fastening screw is used for fixing the circuit board and communicating the circuit board with the base shell; the interval pillar prevents that components and parts and base casing intercommunication on the circuit board from playing the guard action.
4. A high level of protection in a self-contained combustible gas sensor according to claim 3, wherein: the base includes waterproof gasket, gas collection head, base casing, waterproof sealing washer, explosion-proof packing ring, O type sealing washer, cable introducing device, waterproof gasket is used for upper cover structure and base combination department waterproof, fixes through fastening screw, the gas collection head is used for installing the sensor, and cable introducing device is used for connecting power cord and communication line, waterproof sealing washer, explosion-proof packing ring, O type sealing washer are waterproof design.
5. A high protection class of self-contained combustible gas sensor according to any one of claims 1 to 4, wherein: the base is made of cast aluminum.
6. A high level of protection in a self-contained combustible gas sensor according to claim 5, wherein: the buzzer and the keys are designed in a waterproof structure, and the protection grade can reach IP 65.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021144693.9U CN212780693U (en) | 2020-06-19 | 2020-06-19 | High-protection-level independent combustible gas detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021144693.9U CN212780693U (en) | 2020-06-19 | 2020-06-19 | High-protection-level independent combustible gas detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212780693U true CN212780693U (en) | 2021-03-23 |
Family
ID=75074244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021144693.9U Active CN212780693U (en) | 2020-06-19 | 2020-06-19 | High-protection-level independent combustible gas detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212780693U (en) |
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2020
- 2020-06-19 CN CN202021144693.9U patent/CN212780693U/en active Active
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