CN222506978U - Fire detector with gas filtering structure - Google Patents
Fire detector with gas filtering structure Download PDFInfo
- Publication number
- CN222506978U CN222506978U CN202420460928.7U CN202420460928U CN222506978U CN 222506978 U CN222506978 U CN 222506978U CN 202420460928 U CN202420460928 U CN 202420460928U CN 222506978 U CN222506978 U CN 222506978U
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- shell
- fixedly connected
- filter screen
- filtering
- fire detector
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- 238000001914 filtration Methods 0.000 title claims abstract description 55
- 238000001125 extrusion Methods 0.000 claims abstract description 24
- 238000004140 cleaning Methods 0.000 claims description 8
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- 238000000926 separation method Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 12
- 230000007246 mechanism Effects 0.000 abstract description 7
- 238000009434 installation Methods 0.000 description 13
- 239000012535 impurity Substances 0.000 description 7
- 230000008602 contraction Effects 0.000 description 3
- 239000008187 granular material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
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Abstract
The utility model discloses a fire disaster detector with a gas filtering structure, which comprises a detector body, a filtering shell, a collecting box, an air outlet pipe, an air inlet pipe, a fan and a filter screen, wherein the bottom end of the filtering shell is fixedly connected with the inner bottom end of the detector body, the top end of the collecting box is detachably connected with the filtering shell, the filter screen is symmetrically arranged in the filtering shell and is in sliding connection with the inner part of the filtering shell, fixing mechanisms are arranged between the filter screen and the inner part of the filtering shell, each fixing mechanism comprises a mounting seat which is fixedly connected with the inner part of one end of the filtering shell, a carrying plate is arranged on one side of each mounting seat, an extrusion rod is symmetrically and rotatably connected with one side of each extrusion rod and two ends of the carrying plate, and the bottom end of each extrusion rod is rotatably connected with a fixing plate, so that the effect of rapidly mounting and fixing the filter screen is realized, and convenience is brought to workers when the fire disaster detector is used.
Description
Technical Field
The utility model relates to the technical field of fire detectors, in particular to a fire detector with a gas filtering structure.
Background
The air suction smoke-sensing fire detector is an automatic fire alarm device which can suck air in a protection area into the detector through an air sampling tube for analysis so as to early warn fire.
The publication number CN217640371U discloses a gas filtering device of air-breathing fire detector, and the device can filter the large granule impurity in the air current through setting up double-deck filter screen, after using a period simultaneously, can clear up the filter screen voluntarily, prevents that the filter screen from blockking up, and the impurity after the clearance falls into the collection intracavity portion, regularly clear up collection intracavity portion can, but this patent still has following problem in the in-service use:
The device is through automatic clearance to the filter screen, prevents that the filter screen from blockking up, and the impurity after the clearance falls into the collection intracavity portion, regularly clear up the collection intracavity portion can, but the device is inconvenient for installing and dismantle the filter screen, and then leads to when the filter screen uses ageing damage for a long time, and the change process is comparatively loaded down with trivial details.
A fire detector with a gas filtering structure is provided to solve the above-mentioned problems
Disclosure of utility model
The technical problems to be solved by the utility model are as follows:
The device solves the problems that in the prior art, the filter screen is automatically cleaned, the filter screen is prevented from being blocked, impurities after cleaning fall into the collecting cavity, the collecting cavity is cleaned regularly, the device is inconvenient to install and detach the filter screen, and then the replacement process is complicated when the filter screen is used for a long time and is damaged.
The aim of the utility model can be achieved by the following technical scheme:
The fire disaster detector with the gas filtering structure comprises a detector body, a filtering shell, a collecting box, an air outlet pipe, an air inlet pipe, a fan and a filter screen, wherein the bottom end of the filtering shell is fixedly connected with the inner bottom end of the detector body;
the filter screen and the inside of filtering the shell between all install fixed establishment, fixed establishment is including the inside mount pad of one end of equal fixed connection in filtering the shell, the carrying plate is installed to one side of mount pad, one side symmetry rotation of mount pad is connected with the squeeze lever, the symmetry rotation is connected with the movable rod between one side of squeeze lever and the both ends of carrying the plate, the bottom rotation of squeeze lever is connected with the fixed plate, extrude fixed connection between fixed plate and the filter screen, symmetry fixedly connected with shrink pole between one side of carrying the plate and the mount pad, first expansion spring has been cup jointed on the lateral wall of shrink pole, the inside card of mount pad is connected with the swivelling joint pipe with the rotation, the one end internal thread connection of swivelling joint has first screw rod, the one end of first screw rod and carry on between the plate fixedly connected.
Further, one side symmetry fixedly connected with installation box of filtration shell, the inside rotation of installation box is connected with the worm wheel, one side meshing of worm wheel is connected with the worm, the both ends of worm run through installation box fixedly connected with second screw rod, threaded connection has the intubate on the one end lateral wall of second screw rod, card and sliding connection between one side of intubate and the filtration shell, card and fixed connection between one end of intubate and filter screen one side.
Further, the internally mounted of filtering the shell has the clearance subassembly, the clearance subassembly includes fixed connection in the motor on filtering the shell top, the inside rotation of filtering the shell is connected with reciprocating screw, threaded connection has the removal cover on the lateral wall of reciprocating screw, the both ends symmetry fixedly connected with brush board of removal cover, the inside symmetry of bottom of filtering the shell has seted up the through-hole.
Further, the separation assembly is symmetrically installed between the collection box and the filter shell, the separation assembly comprises a fixed seat fixedly connected to the bottom end of the filter shell, a limiting rod is connected to the bottom end of the fixed seat in a sliding mode, one end of the limiting rod penetrates through the collection box clamp and the fixed connection, a second telescopic spring is sleeved on the outer side wall of the limiting rod, an installation block is fixedly connected to the outer side wall of one end of the limiting rod, a clamping sleeve is fixedly connected to one side of the bottom end of the fixed seat, an extrusion block is connected to the inner portion of the clamping sleeve in a rotating mode, and the extrusion block is connected with the installation block in a pressing mode.
Further, a first fixing knob is fixedly connected between the rotating tube and the first screw rod.
Further, a second fixing knob is fixedly connected between the jacket and the extrusion block.
Further, one end of the extrusion block is fixedly connected with a pressing rod.
The utility model has the beneficial effects that:
The rotation of driving first screw rod through rotating the rotation pipe, the rotation of first screw rod makes self remove, and then makes the embarkation board remove, thereby the removal of embarkation board makes the rotation of extrusion pole through the movable rod, and then makes the fixed plate extrude fixed connection's effect to the filter screen, thereby realize the effect of quick installation fixed filter screen, it is convenient to bring when using for the staff, drive the rotation of worm through rotating the worm wheel, the rotation of worm drives the rotation of second screw rod, the rotation of second screw rod drives the intubate and carries out card and fixed effect to the inside one end of filter screen, thereby further fix spacing to the filter screen, prevent that the filter screen from dropping.
The reciprocating screw rod rotates to drive the brush plate to clean the filter screen back and forth from top to bottom through the movable sleeve, the blockage of the filter screen is avoided, particle impurities after cleaning enter into the collection box through the through hole to be collected intensively, subsequent cleaning is convenient, the second fixed knob is unscrewed, the pressing rod is pressed by the staff, and then the pressing rod is pressed by the staff, the pressing rod is pressed to the installation block, the second telescopic spring contracts at the moment, the effect that the movement of the limiting rod is clamped and fixed to the collection box is achieved, the effect of the collection box is achieved, and convenience is brought to the staff in use.
Drawings
The utility model is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a cross-sectional view of the overall structure of the filter housing of the present utility model;
FIG. 3 is a cross-sectional view of the overall top view of the securing mechanism of the present utility model;
FIG. 4 is a schematic view of the whole structure of the fixing mechanism in the present utility model;
FIG. 5 is a schematic view of the overall structure of the filter housing of the present utility model;
Fig. 6 is an enlarged schematic view of the portion a of the present utility model.
In the figure, 1, a detector body; 101, filter housing, 102, collection box, 103, outlet pipe, 104, inlet pipe, 105, fan, 106, filter screen, 2, fixing mechanism, 201, mounting base, 202, mounting plate, 203, extrusion rod, 204, movable rod, 205, fixing plate, 206, contraction rod, 207, first telescopic spring, 208, rotating tube, 209, first screw, 210, first fixed knob, 212, mounting box, 213, worm wheel, 214, worm, 215, second screw, 216, cannula, 3, cleaning component, 301, motor, 302, reciprocating screw, 303, moving sleeve, 304, brush plate, 305, through hole, 4, disengaging component, 401, fixing base, 402, limit rod, 403, second telescopic spring, 404, mounting block, 405, jacket, 406, extrusion block, 407, second fixed knob, 408, pressing rod.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1-6, a fire disaster detector with a gas filtering structure comprises a detector body 1, a filtering shell 101, a collecting box 102, a gas outlet pipe 103, a gas inlet pipe 104, a fan 105 and a filter screen 106, wherein the bottom end of the filtering shell 101 is fixedly connected with the inner bottom end of the detector body 1, the top end of the collecting box 102 is detachably connected with the filtering shell 101, one ends of the gas outlet pipe 103 and the gas inlet pipe 104 are symmetrically and fixedly connected with the inner parts of two ends of the filtering shell 101, the fan 105 is fixedly connected with the inner part of the gas inlet pipe 104, and the filter screen 106 is symmetrically positioned in the inner sliding connection of the filtering shell 101;
A fixing mechanism 2 is arranged between the filter screen 106 and the inside of the filter shell 101, the fixing mechanism 2 comprises a mounting seat 201 which is fixedly connected to the inside of one end of the filter shell 101, a carrying plate 202 is arranged on one side of the mounting seat 201, a squeezing rod 203 is symmetrically and rotationally connected to one side of the mounting seat 201, a movable rod 204 is symmetrically and rotationally connected between one side of the squeezing rod 203 and two ends of the carrying plate 202, a fixing plate 205 is rotationally connected to the bottom end of the squeezing rod 203, the fixing plate 205 is fixedly connected with the filter screen 106 in a squeezing way, a contraction rod 206 is symmetrically and fixedly connected between one side of the carrying plate 202 and the mounting seat 201, a first telescopic spring 207 is sleeved on the outer side wall of the contraction rod 206, a rotating pipe 208 is rotationally connected to the inner clamp of the mounting seat 201, a first screw 209 is in threaded connection with one end of the rotating pipe 208, one end of the first screw 209 is fixedly connected with the carrying plate 202, thereby realizing the effect of quickly installing and fixing the filter screen 106, bring convenience to the staff when in use, one side of the filter shell 101 is symmetrically and fixedly connected with the installation box 212, the inside of the installation box 212 is rotationally connected with the worm wheel 213, one side of the worm wheel 213 is in meshed connection with the worm 214, two ends of the worm 214 penetrate through the installation box 212 and are fixedly connected with the second screw 215, the outer side wall of one end of the second screw 215 is in threaded connection with the insertion pipe 216, one side of the insertion pipe 216 is in clamping and sliding connection with the filter shell 101, one end of the insertion pipe 216 is in clamping and fixing connection with one side of the filter screen 106, the rotation of the second screw 215 drives the insertion pipe 216 to clamp and fix one end of the filter screen 106, thereby further fixing and limiting the filter screen 106, preventing the filter screen 106 from falling, the first fixing knob 210 is fixedly connected between the rotating pipe 208 and the first screw 209, through the design of the first fixing knob 210, so that the first screw 209 is fixed.
The internally mounted who filters shell 101 has clearance subassembly 3, clearance subassembly 3 is including fixed connection in the motor 301 on filter shell 101 top, the inside rotation of filter shell 101 is connected with reciprocal lead screw 302, threaded connection has movable sleeve 303 on the lateral wall of reciprocal lead screw 302, the both ends symmetry fixedly connected with brush board 304 of movable sleeve 303, through-hole 305 has been seted up to the inside symmetry of bottom of filter shell 101, drive brush board 304 and come and go the clearance about to filter screen 106 through movable sleeve 303, avoid filter screen 106's jam, the granule impurity after the clearance enters into the collection box 102 inside through-hole 305 and concentrates the collection, the follow-up clearance of being convenient for.
The separation assembly 4 is symmetrically installed between the collecting box 102 and the filtering shell 101, the separation assembly 4 comprises a fixed seat 401 fixedly connected to the bottom end of the filtering shell 101, a limiting rod 402 is slidably connected to the bottom end of the fixed seat 401, one end of the limiting rod 402 penetrates through the collecting box 102 and is fixedly connected with the collecting box, a second telescopic spring 403 is sleeved on the outer side wall of the limiting rod 402, an installation block 404 is fixedly connected to the outer side wall of one end of the limiting rod 402, a clamping sleeve 405 is fixedly connected to one side of the bottom end of the fixed seat 401, an extrusion block 406 is rotatably connected to the inside of the clamping sleeve 405, the extrusion block 406 is in extrusion connection with the installation block 404, and therefore the effect of clamping and fixing the collecting box 102 by pushing the movement of the limiting rod 402 is achieved, convenience is brought to workers during use, a second fixing knob 407 is fixedly connected between the clamping sleeve 405 and the extrusion block 406, and a pressing rod 408 is fixedly connected to one end of the extrusion block 406.
The working principle of the utility model is as follows:
The detector body 1 is disclosed for prior art bulletin number CN217640371U, equipment that uses among the gas filtering device of air-breathing fire detector, through inside inserting filter screen 106 filtration shell 101, this moment the one end and the carrying plate 202 laminating of filter screen 106, rethread staff unscrews first fixed knob 210, and rotate rotation pipe 208, thereby drive the rotation of first screw 209, the rotation of first screw 209 makes self removal, and then make carrying plate 202 remove, thereby the removal of carrying plate 202 makes the rotation of extrusion pole 203 through movable rod 204, and then make fixed plate 205 carry out the effect of extrusion fixed connection to filter screen 106, thereby realize the effect of quick installation fixed filter screen 106, bring convenience when using for the staff, drive the rotation of worm 214 through rotating worm wheel 213, the rotation of worm 214 drives the rotation of second screw 215, the rotation of second screw 215 drives the inside effect of card and fixed of carrying pipe 216 to filter screen 106, thereby further fixed spacing to filter screen 106, prevent 106 from dropping.
The motor 301 drives the reciprocating screw rod 302 to rotate, the movable sleeve 303 drives the brush plate 304 to clean the filter screen 106 up and down, the filter screen 106 is prevented from being blocked, particle impurities after cleaning enter the collecting box 102 through the through hole 305 to be collected in a concentrated mode, subsequent cleaning is facilitated, the second fixing knob 407 is unscrewed, the pressing rod 408 is pressed by a worker, the pressing block 406 is further used for pressing the mounting block 404, the second telescopic spring 403 is contracted at the moment, the limiting rod 402 is pushed to move to clamp and fix the collecting box 102, the effect of quickly mounting and dismounting the collecting box 102 is achieved, and convenience is brought to the worker when the device is used.
The foregoing describes one embodiment of the present utility model in detail, but the description is only a preferred embodiment of the present utility model and should not be construed as limiting the scope of the utility model. All equivalent changes and modifications within the scope of the present utility model are intended to be covered by the present utility model.
Claims (7)
1. The utility model provides a fire detector with gaseous filtration, includes detector body (1), filtration shell (101), collection box (102), outlet duct (103), intake pipe (104), fan (105) and filter screen (106), fixed connection between the inside bottom of filtration shell (101) and detector body (1), can dismantle between the top of collection box (102) and filtration shell (101) and be connected, the inside in both ends of filtration shell (101) of the one end symmetry fixed connection of outlet duct (103) and intake pipe (104), inside in intake pipe (104) is connected to fan (105), inside sliding connection of filter screen (106) symmetry in filtration shell (101);
Characterized by further comprising:
The utility model discloses a filter screen, including filter screen (106), filter shell (101) and filter screen, fixed establishment (2) are all installed between the inside of filter screen (106) and filter shell (101), fixed establishment (2) are including equal fixed connection in inside mount pad (201) of one end of filter shell (101), carry on board (202) are installed to one side of mount pad (201), one side symmetry rotation of mount pad (201) is connected with extrusion pole (203), symmetry rotation is connected with movable rod (204) between one side of extrusion pole (203) and the both ends of carrying on board (202), the bottom rotation of extrusion pole (203) is connected with fixed plate (205), extrude fixed connection between fixed plate (205) and filter screen (106), symmetry fixed connection has shrink pole (206) between one side of carrying on board (202) and mount pad (201), cup joint first expansion spring (207) on the lateral wall of shrink pole (206), inside card and the rotation of mount pad (201) are connected with rotation pipe (208), one end internal connection has first screw thread (209) of rotation pipe (208), between first screw thread (209) and the fixed connection of carrying on board (209).
2. A fire detector with a gas filtering structure according to claim 1, wherein one side of the filtering shell (101) is symmetrically and fixedly connected with a mounting box (212), the inside of the mounting box (212) is rotationally connected with a worm wheel (213), one side of the worm wheel (213) is connected with a worm (214) in a meshed mode, two ends of the worm (214) penetrate through the mounting box (212) and are fixedly connected with a second screw (215), one end outer side wall of the second screw (215) is in threaded connection with an insertion tube (216), one side of the insertion tube (216) is connected with the filtering shell (101) in a clamping and sliding mode, and one end of the insertion tube (216) is connected with one side of the filtering screen (106) in a clamping and fixing mode.
3. The fire detector with gas filtering structure according to claim 2, wherein the cleaning assembly (3) is installed inside the filtering shell (101), the cleaning assembly (3) comprises a motor (301) fixedly connected to the top end of the filtering shell (101), a reciprocating screw rod (302) is rotatably connected inside the filtering shell (101), a movable sleeve (303) is connected to the outer side wall of the reciprocating screw rod (302) in a threaded mode, brush plates (304) are symmetrically and fixedly connected to the two ends of the movable sleeve (303), and through holes (305) are symmetrically formed in the bottom end of the filtering shell (101).
4. A fire detector with a gas filtering structure according to claim 3, wherein a separation assembly (4) is symmetrically arranged between the collecting box (102) and the filtering shell (101), the separation assembly (4) comprises a fixed seat (401) fixedly connected to the bottom end of the filtering shell (101), a limiting rod (402) is slidably connected to the bottom end of the fixed seat (401), one end of the limiting rod (402) penetrates through the collecting box (102) and is fixedly connected with the collecting box, a second telescopic spring (403) is sleeved on the outer side wall of the limiting rod (402), a mounting block (404) is fixedly connected to the outer side wall of one end of the limiting rod (402), a clamping sleeve (405) is fixedly connected to one side of the bottom end of the fixed seat (401), an extrusion block (406) is rotatably connected to the inside of the clamping sleeve (405), and the extrusion block (406) is in extrusion connection with the mounting block (404).
5. A fire detector with a gas filtering structure as set forth in claim 1, wherein a first fixing knob (210) is fixedly connected between the rotary tube (208) and the first screw (209).
6. A fire detector with a gas filtering structure as claimed in claim 4, wherein a second fixing knob (407) is fixedly connected between the jacket (405) and the extrusion block (406).
7. A fire detector with a gas filtering structure as claimed in claim 6, wherein one end of the pressing block (406) is fixedly connected with a pressing rod (408).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420460928.7U CN222506978U (en) | 2024-03-11 | 2024-03-11 | Fire detector with gas filtering structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420460928.7U CN222506978U (en) | 2024-03-11 | 2024-03-11 | Fire detector with gas filtering structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222506978U true CN222506978U (en) | 2025-02-18 |
Family
ID=94543151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420460928.7U Active CN222506978U (en) | 2024-03-11 | 2024-03-11 | Fire detector with gas filtering structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222506978U (en) |
-
2024
- 2024-03-11 CN CN202420460928.7U patent/CN222506978U/en active Active
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