CN219799376U - Fire control is with combustible gas detection device - Google Patents
Fire control is with combustible gas detection device Download PDFInfo
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- CN219799376U CN219799376U CN202320844068.2U CN202320844068U CN219799376U CN 219799376 U CN219799376 U CN 219799376U CN 202320844068 U CN202320844068 U CN 202320844068U CN 219799376 U CN219799376 U CN 219799376U
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- shell
- combustible gas
- detection device
- gas detection
- air inlet
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- 238000001514 detection method Methods 0.000 title claims abstract description 25
- 239000000428 dust Substances 0.000 claims abstract description 25
- 230000005484 gravity Effects 0.000 claims description 9
- 239000012780 transparent material Substances 0.000 claims description 3
- 239000012535 impurity Substances 0.000 abstract description 9
- 230000035945 sensitivity Effects 0.000 abstract description 3
- 238000009825 accumulation Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method 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
- 238000012544 monitoring process Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model provides a flammable gas detection device for fire control, which belongs to the technical field of flammable gas detection devices and comprises: the device comprises a shell, a fan, a combustible gas detector and a dust removing mechanism; the two sides of the shell are provided with an air inlet and an air outlet; the fan and the combustible gas detector are arranged inside the shell; the dust removing mechanism comprises a storage shell and a filter screen; the storage shell is detachably connected to the air inlet, and an inlet is formed in the center of the end part; the filter screen can be dismantled and connect in the receiver is inside. According to the utility model, the detachable and replaceable dust removing mechanism is arranged at the air inlet of the shell of the combustible gas detection device, so that impurities and dust in air entering the shell can be effectively filtered, and the influence of dust accumulation in the shell on detection sensitivity is avoided.
Description
Technical Field
The utility model relates to the technical field of combustible gas detection devices, in particular to a combustible gas detection device for fire protection.
Background
In an environment where combustible gas is stored or transported, the leakage of the combustible gas is one of the important reasons for causing a fire, and in order to avoid the fire caused by the leakage of the combustible gas, a good leakage prevention device is required to be arranged, and a combustible gas detection alarm device is also required to be added for monitoring the leakage. The existing combustible gas detection device comprises a shell, wherein a combustible gas detector and a fan are arranged in the shell, the fan pumps air to the combustible gas detector to detect the air and send out a signal, but the fan lacks a dustproof mechanism, dust is carried by the fan to accumulate in the shell and on the combustible gas detector, so that the detection sensitivity is reduced, even the fan fails, and meanwhile, the service life of the detection device is possibly reduced.
Disclosure of Invention
The utility model aims to provide a combustible gas detection device for fire protection.
In order to solve the technical problems, the aim of the utility model is realized as follows:
a combustible gas detection device for fire protection, comprising: the device comprises a shell, a fan, a combustible gas detector and a dust removing mechanism;
the two sides of the shell are provided with an air inlet and an air outlet; the fan and the combustible gas detector are arranged inside the shell;
the dust removing mechanism comprises a storage shell and a filter screen; the storage shell is detachably connected to the air inlet, and an inlet is formed in the center of the end part; the filter screen can be dismantled and connect in the receiver is inside.
On the basis of the above scheme and as a preferable scheme of the above scheme, the storage shell is of a cylindrical structure and is made of transparent materials.
On the basis of the above scheme and as a preferable scheme of the above scheme, the shell is formed with a threaded connection part at the air inlet in an extending way; the storage shell is in threaded connection with the threaded connection portion.
On the basis of the scheme and as a preferable scheme of the scheme, the bottom of the filter screen is provided with a connecting part; the connecting portion surface is provided with the screw thread, through the screw thread with the connection can be dismantled to the containing shell screw thread.
On the basis of the scheme and as a preferable scheme of the scheme, the end part of the connecting part, which is far away from the filter screen, is provided with a groove, and a rotatable semicircular handle is arranged in the groove.
On the basis of the above scheme and as a preferable scheme of the above scheme, the storage shell extends inwards from the inlet to form an air inlet pipe; the end part of the air inlet pipe is provided with a gravity door; the top of the gravity door is hinged to the top of the air inlet pipe.
On the basis of the scheme and as a preferable scheme of the scheme, the shell is extended to form an air outlet pipe at the air outlet; the end part of the air outlet pipe is provided with a shutter structure which is inclined downwards.
The beneficial effects of the utility model are as follows: according to the utility model, the detachable and replaceable dust removing mechanism is arranged at the air inlet of the shell of the combustible gas detection device, so that impurities and dust in air entering the shell can be effectively filtered, and the influence of dust accumulation in the shell on detection sensitivity is avoided.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model.
Fig. 2 is a schematic view of a housing and a dust removing mechanism according to the present utility model.
Fig. 3 is a schematic view of the structure of the housing of the present utility model.
Fig. 4 is a schematic view of the inside of the dust removing mechanism of the present utility model.
Fig. 5 is a schematic view of an air intake pipe according to the present utility model.
FIG. 6 is a schematic view of a connecting portion according to the present utility model.
FIG. 7 is a schematic view of an outlet pipe according to the present utility model.
In the figure: 1. a housing; 2. a blower; 3. a flammable gas detector; 4. a dust removing mechanism; 41. a storage case; 42. a filter screen; 43. an inlet; 44. a threaded connection; 45. a connection part; 46. a handle; 47. an air inlet pipe; 48. a gravity gate; 5. an air outlet pipe; 51. a shutter structure.
Detailed Description
The utility model will be further described with reference to the drawings and specific examples.
As shown in fig. 1 and 2, a fire-fighting combustible gas detection device includes: a shell 1, a fan 2, a combustible gas detector 3 and a dust removing mechanism 4.
The air inlet and the air outlet are formed in two sides of the shell 1, the fan 2 and the combustible gas detector 3 are arranged in the shell 1, and the fan 2 pumps air in from the air inlet and discharges the air from the air outlet after passing through the combustible gas detector 3. The four corners of the shell 1 are provided with connecting support legs, and the detection device can be connected with the position to be detected in a threaded manner through the connecting support legs. The casing 1 is also provided with an alarm lamp which is connected with the combustible gas detector 3 and gives an alarm when the combustible gas is detected.
As shown in fig. 4 to 6, the dust removing mechanism 4 includes a housing case 41 and a filter screen 42. The receiving case 41 is detachably connected to the air inlet, and an inlet 43 is formed in the center of the end portion. The filter screen 42 is detachably connected to the inside of the housing 41.
Preferably, the housing 41 is in a cylindrical structure, and is made of transparent material, the inlet 43 is also circular, and the diameter is smaller than that of the housing 41, so that the end of the housing 41 forms a semi-blocking structure, and dust and impurities entering the housing 41 can be prevented from leaking out due to oversized air inlets when the dust removing mechanism 4 is disassembled.
In addition, the housing 41 extends inward from the inlet 43 to form an air inlet pipe 47, a gravity door 48 is provided at an end of the air inlet pipe 47, and a top of the gravity door 48 is hinged to a top of the air inlet pipe 47. The gravity door 48 is attached to the end of the air inlet pipe 47 under the action of gravity, and seals the air inlet pipe 47, so that dust and impurities in the storage shell 41 can be prevented from leaking; when the fan 2 is started, the air flow blows up the gravitational door 48 to rotate about the hinge pin to open.
As shown in fig. 3, the housing 1 is formed with a screw connection portion 44 extending from the air inlet, and the housing case 41 is screwed to the screw connection portion 44. The outer surface of the threaded connection part 44 is provided with threads, the inner surface of the receiving shell 41 is provided with threads, and the two threads are matched to realize threaded connection.
Further, a connection portion 45 is provided at the bottom of the filter screen 42, the connection portion 45 is in a ring shape, a thread is provided on the outer surface, and the connection portion is detachably connected with the thread on the inner surface of the housing shell 41 through the thread. The threads on the inner surface of the housing 41 are divided into two sections, and are engaged with the threaded connection portions 44 and 45, respectively.
To facilitate rotation of the filter screen 42 and the connection 45, a groove is provided in the end of the connection 45 remote from the filter screen 42, in which groove a rotatable semi-circular ring-shaped handle 46 is provided. When the semicircular handle 46 is not used, the semicircular handle 46 is accommodated in the groove, and when the semicircular handle is needed to be used, the semicircular handle 46 is pulled by hand to rotate around the diameter of the connecting part 45, and then the connecting part 45 and the filter screen 42 are driven to rotate by the handle 46.
As shown in fig. 1 and 7, the casing 1 extends to form an air outlet pipe 5 at the air outlet, the end of the air outlet pipe 5 is provided with a shutter structure 51 inclined downwards, and a filter screen is arranged inside the shutter structure 51. The shutter structure 51 cooperates with the filter screen to prevent impurities from entering the housing 1 through the outlet pipe 5.
Further, the wireless communication module is arranged in the shell 1, and can transmit alarm information to a remote receiving end so as to remind operators of timely processing.
The working process comprises the following steps: fixing the device, starting the fan 2, driving the air flow to enter from the air inlet and to exit from the air outlet, and detecting by the combustible gas detector 3 in real time; when the dust and impurities on the storage shell 41 and the filter screen 42 are excessive, the equipment is closed, the storage shell 41 is rotated to detach the dust and impurities, then the handle 46 is rotated by hand to enable the dust and impurities to stand up, the filter screen 42 is detached by rotating the filter screen 42 and the connecting part 45 through the handle 46, then the storage shell 41 and the filter screen 42 are cleaned respectively, and the dust and impurities are assembled after the cleaning is completed.
The foregoing describes in detail preferred embodiments of the present utility model. It should be understood that numerous modifications and variations can be made in accordance with the concepts of the utility model by one of ordinary skill in the art without undue burden. Therefore, all technical solutions which can be obtained by logic analysis, reasoning or limited experiments based on the prior art by the person skilled in the art according to the inventive concept shall be within the scope of protection defined by the claims.
Claims (7)
1. A fire combustible gas detection device, comprising: the device comprises a shell (1), a fan (2), a combustible gas detector (3) and a dust removing mechanism (4);
an air inlet and an air outlet are formed in two sides of the shell (1); the fan (2) and the combustible gas detector (3) are arranged inside the shell (1);
the dust removing mechanism (4) comprises a storage shell (41) and a filter screen (42); the storage shell (41) is detachably connected to the air inlet, and an inlet (43) is formed in the center of the end part; the filter screen (42) is detachably connected to the inside of the storage shell (41).
2. The fire-fighting combustible gas detection device according to claim 1, wherein the housing case (41) has a cylindrical structure and is made of a transparent material.
3. The fire-fighting combustible gas detection device according to claim 1, wherein the housing (1) is formed with a screw connection (44) extending at the gas inlet; the housing case (41) is screwed to the screwed portion (44).
4. The fire-fighting combustible gas detection device according to claim 1, wherein a connecting part (45) is arranged at the bottom of the filter screen (42); the outer surface of the connecting part (45) is provided with threads, and the connecting part is detachably connected with the threads of the containing shell (41) through the threads.
5. The fire-fighting combustible gas detection device according to claim 4, wherein a groove is formed in an end portion of the connecting portion (45) away from the filter screen (42), and a rotatable semicircular handle (46) is arranged in the groove.
6. The fire-fighting combustible gas detection device according to claim 1, wherein the housing (41) extends inwardly from the inlet (43) to form an air inlet pipe (47); the end part of the air inlet pipe (47) is provided with a gravity door (48); the top of the gravity door (48) is hinged to the top of the air inlet pipe (47).
7. The fire-fighting combustible gas detection device according to claim 1, wherein the housing (1) is formed with an outlet pipe (5) extending from the outlet; the end part of the air outlet pipe (5) is provided with a shutter structure (51) which inclines downwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320844068.2U CN219799376U (en) | 2023-04-11 | 2023-04-11 | Fire control is with combustible gas detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320844068.2U CN219799376U (en) | 2023-04-11 | 2023-04-11 | Fire control is with combustible gas detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219799376U true CN219799376U (en) | 2023-10-03 |
Family
ID=88181734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320844068.2U Active CN219799376U (en) | 2023-04-11 | 2023-04-11 | Fire control is with combustible gas detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219799376U (en) |
-
2023
- 2023-04-11 CN CN202320844068.2U patent/CN219799376U/en active Active
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