CN210087679U - Smoke exhaust fan for fire fighting - Google Patents
Smoke exhaust fan for fire fighting Download PDFInfo
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- CN210087679U CN210087679U CN201920990969.6U CN201920990969U CN210087679U CN 210087679 U CN210087679 U CN 210087679U CN 201920990969 U CN201920990969 U CN 201920990969U CN 210087679 U CN210087679 U CN 210087679U
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- bevel gear
- shell
- fixed
- smoke exhaust
- exhaust fan
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Abstract
The utility model discloses a smoke exhaust fan for fire control belongs to the smoke exhaust fan field, which comprises a housing, the upper surface of shell has a bearing a in the joint, bearing a endotheca is equipped with the pivot, the one end that the pivot is located the shell inboard is fixed and is equipped with bevel gear a, and bevel gear a meshes with two bevel gear b respectively, bevel gear b is fixed and is located the one end of transmission shaft, the other end of transmission shaft is fixed and is equipped with bevel gear c, and bevel gear c meshes with bevel gear d, bevel gear d is fixed and is located the lateral wall of screw rod, the lateral wall threaded connection of screw rod has the swivel nut; when overhauing and maintaining the fan body, open access panel and rotate the hand wheel to make the lifter plate remove downwards and expose the opening that the fan body was opened through the access panel, thereby can overhaul and maintain the work to the fan body from the outside, the installation that need not to demolish the shell among the maintenance process, maintenance work is convenient and fast more.
Description
Technical Field
The utility model belongs to the technical field of the smoke exhaust fan, concretely relates to smoke exhaust fan is used in fire control.
Background
The smoke exhaust fan is a machine capable of rapidly exhausting peculiar smell, high temperature and oil smoke gas generated in the process of processing food in a kitchen, and the machine is characterized by good high temperature resistance and high efficiency, and the types of the fan comprise a centrifugal fan, an axial flow fan, a centrifugal fan and axial flow air, and the machine is suitable for being small and large according to the space size and the arrangement condition of a smoke exhaust hood.
According to the Chinese patent (publication number: CN109139504A), a smoke exhaust fan for fire fighting is disclosed, which has the advantages that a storage battery is adopted to provide electricity for a dual-rotor motor, an external power supply is not required, the use is very convenient and is not limited by external conditions, but the defect of the patent is that the fan in the smoke exhaust fan is fixedly arranged in a shell, certain inconvenience is caused in maintenance, and a filter screen is installed by bolts, so that the disassembly is complicated.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a smoke exhaust fan is used in fire control to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a smoke exhaust fan for fire fighting comprises a shell, wherein a bearing a is clamped on the upper surface of the shell, a rotating shaft is sleeved in the bearing a, a bevel gear a is fixedly arranged at one end of the rotating shaft, which is positioned at the inner side of the shell, and the bevel gear a is respectively meshed with two bevel gears b, the bevel gear b is fixedly arranged at one end of a transmission shaft, a bevel gear c is fixedly arranged at the other end of the transmission shaft and is meshed with a bevel gear d, the bevel gear d is fixedly arranged on the outer side wall of a screw rod, the outer side wall of the screw rod is in threaded connection with a threaded sleeve, the threaded sleeve is embedded in a lifting plate, the lower surface of the lifting plate is fixedly connected with a fan body through a fixing frame, the lower surface of the shell is detachably connected with an overhaul plate corresponding to the position of the fan body, pull plates are respectively arranged at the, the filter screen is located inside the shell, the hole groove has all been seted up to the both sides of pull board, and has pegged graft in the hole groove, the fixed pull ring that is equipped with of one end that the hole groove was kept away from to the inserted bar, the fixed connecting block that is equipped with of lateral wall of inserted bar, and the connecting block cover is located in the solid fixed cylinder.
Preferably, one end of the rotating shaft, which is positioned on the outer side of the shell, is fixedly connected with a hand wheel.
Preferably, the number of the screws is two, and the thread directions of the outer side walls of the two screws are opposite.
Preferably, the middle end of the transmission shaft is sleeved in the bearing b, the bearing b is clamped in the fixing block, and the fixing block is fixedly arranged at the top of the inner side of the shell.
Preferably, two ends of the screw rod are respectively sleeved in the two bearings c, and the two bearings c are respectively clamped at the top and the bottom of the inner side of the shell.
Preferably, the four corners department of lifter plate all joint has the stop collar, and four stop collars overlap respectively and locate the surface of four gag lever posts, and the bottom of four slide bars all with the inboard bottom fixed connection of shell.
Preferably, the outer side wall of the inserted bar is sleeved with a spring, and the spring is fixedly arranged on the inner side of the fixed cylinder.
Compared with the prior art, the beneficial effects of the utility model are that:
through the hand wheel, the apparatus further comprises a rotating shaft, bevel gear a, bevel gear b, the transmission shaft, bevel gear c, bevel gear d, the screw rod, the swivel nut, the cooperation of lifter plate and access panel is used, overhaul the fan body and when maintaining, open access panel and rotate the hand wheel, thereby make lifter plate downstream and expose the opening that the fan body was opened through the access panel, thereby can overhaul and maintain work to the fan body from the outside, the installation that need not to demolish the shell among the maintenance process, maintenance work convenient and fast more.
Through the setting of two filter screens to improve holistic filter effect, and utilize the cooperation of pull ring, inserted bar, hole groove and spring to use, the elastic action through the spring promotes the inserted bar and inserts the hole inslot, thereby accomplishes the installation work of filter screen, need not to use bolt etc. to install fixedly, convenient and fast more when dismantling the clearance.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the present invention viewed from the bottom;
FIG. 3 is a schematic structural view of the filter screen of the present invention;
fig. 4 is an enlarged schematic structural view of a point a in fig. 2 according to the present invention;
in the figure: 1. a housing; 2. a bearing a; 3. a rotating shaft; 4. a hand wheel; 5. a bevel gear a; 6. a bevel gear b; 7. a drive shaft; 8. a bearing b; 9. a fixed block; 10. a bevel gear c; 11. a bevel gear d; 12. a screw; 13. a bearing c; 14. a threaded sleeve; 15. a lifting plate; 16. a limiting sleeve; 17. a limiting rod; 18. a fixed mount; 19. a fan body; 20. an access panel; 21. a drawing plate; 22. filtering with a screen; 23. a hole groove; 24. inserting a rod; 25. a pull ring; 26. connecting blocks; 27. a fixed cylinder; 28. a spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a smoke exhaust fan for fire fighting comprises a shell 1, a bearing a2 is clamped on the upper surface of the shell 1, a rotating shaft 3 is sleeved in a bearing a2, a bevel gear a5 is fixedly arranged at one end of the rotating shaft 3, which is positioned on the inner side of the shell 1, the bevel gear a5 is respectively meshed with two bevel gears b6, a bevel gear b6 is fixedly arranged at one end of a transmission shaft 7, a bevel gear c10 is fixedly arranged at the other end of the transmission shaft 7, the bevel gear c10 is meshed with a bevel gear d11, the bevel gear d11 is fixedly arranged on the outer side wall of a screw 12, the outer side wall of the screw 12 is in threaded connection with a threaded sleeve 14, the threaded sleeve 14 is embedded in a lifting plate 15, the lower surface of the lifting plate 15 is fixedly connected with a fan body 19 through a fixing frame 18, an overhaul plate 20 is detachably connected to the lower surface of the shell 1 at a position corresponding to the fan body 19, a drawing, the filter screen 22 is located inside the housing 1, the hole grooves 23 are formed in both sides of the drawing plate 21, the insertion rods 24 are inserted in the hole grooves 23, the pull rings 25 are fixedly arranged at one ends, far away from the hole grooves 23, of the insertion rods 24, the connecting blocks 26 are fixedly arranged on the outer side walls of the insertion rods 24, and the fixing cylinders 27 are sleeved with the connecting blocks 26.
In the embodiment, through the matching use of the hand wheel 4, the rotating shaft 3, the bevel gear a5, the bevel gear b6, the transmission shaft 7, the bevel gear c10, the bevel gear d11, the screw 12, the screw sleeve 14, the lifting plate 15 and the maintenance plate 20, when the fan body 19 is maintained and overhauled, the maintenance plate 20 is opened and the hand wheel 4 is rotated, so that the lifting plate 15 moves downwards and the fan body 19 is exposed through the opening opened by the maintenance plate 20, the fan body 19 can be overhauled and maintained from the outside, the installation of the shell 1 is not required to be removed in the overhauling process, the overhauling work is more convenient and faster, by utilizing the transmission effects of the bevel gear a5, the bevel gear b6, the transmission shaft 7 and the bevel gear c10, the two screw rods 12 can be synchronously driven to rotate simultaneously, through the arrangement of the double filter screens 22, the integral filtering effect is improved, and by utilizing the matching use of the pull ring 25, the inserted rod 24, the insertion rod 24 is pushed to be inserted into the hole groove 23 through the elastic force of the spring 28, so that the installation work of the filter screen 22 is completed, the installation and the fixation are carried out without bolts and the like, and the disassembly and the cleaning are more convenient and quicker.
Specifically, one end of the rotating shaft 3, which is positioned at the outer side of the shell 1, is fixedly connected with a hand wheel 4; through the setting of hand wheel 4 to be convenient for the maintainer to rotate hand wheel 4 and make fan body 19 shift out inside shell 1.
Specifically, the number of the screws 12 is two, and the thread directions of the outer side walls of the two screws 12 are opposite; therefore, the two screw rods 12 can synchronously drive the two screw sleeves 14 to move downwards when rotating, and the lifting plate 15 is more stable when moving up and down.
Specifically, the middle end of the transmission shaft 7 is sleeved in a bearing b8, the bearing b8 is clamped in a fixing block 9, and the fixing block 9 is fixedly arranged at the top of the inner side of the shell 1; the bearing b8 is arranged, so that the rotating shaft is more stable in rotation.
Specifically, two ends of the screw 12 are respectively sleeved in two bearings c13, and the two bearings c13 are respectively clamped at the top and the bottom of the inner side of the housing 1; the screw 12 is more stable in rotation by the provision of the bearing c 13.
Specifically, limiting sleeves 16 are clamped at four corners of the lifting plate 15, the four limiting sleeves 16 are respectively sleeved on the outer surfaces of four limiting rods 17, and the bottom ends of the four sliding rods are fixedly connected with the bottom of the inner side of the shell 1; through the setting of stop collar 16 and gag lever post 17, also can drive stop collar 16 and slide at the surface of gag lever post 17 when lifter plate 15 reciprocates to guarantee the stability of lifter plate 15 when removing.
Specifically, a spring 28 is sleeved on the outer side wall of the insertion rod 24, and the spring 28 is fixedly arranged on the inner side of the fixed cylinder 27; through the arrangement of the spring 28, the spring 28 can push the inserted rod 24 to be inserted into the hole groove 23, and the fixing work of the drawing plate 21 is completed.
The utility model discloses a theory of operation and use flow: after the utility model is installed, when the blower body 19 is overhauled and maintained, the maintenance board 20 is opened and the hand wheel 4 is rotated, the hand wheel 4 rotates to drive the rotating shaft 3 to rotate, the rotating shaft 3 rotates to drive the transmission shaft 7 to rotate under the meshing action of the bevel gear a5 and the bevel gear b6, the transmission shaft 7 rotates to drive the screw 12 to rotate under the meshing action of the bevel gear c10 and the bevel gear d11, the screw 12 rotates to enable the screw sleeve 14 to move downwards, thereby the lifting plate 15 moves downwards and exposes the blower body 19 through the opening opened by the maintenance board 20, thereby the blower body 19 can be overhauled and maintained from the outside, the installation of the shell 1 is not required to be removed in the overhauling process, the overhauling work is more convenient and rapid, the integral filtering effect can be improved by the arrangement of the double-filter screens 22, the pull ring 25, the inserted link 24, the hole groove 23 and the spring 28, the inserted bar 24 is pushed to be inserted into the hole groove 23 through the elastic force of the spring 28, so that the installation work of the filter screen 22 is completed, the installation and the fixation are carried out without bolts and the like, the inserted bar 24 is directly taken out when the filter screen is detached and cleaned, and the detachment process is more convenient and faster.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a smoke exhaust fan is used in fire control, includes shell (1), its characterized in that: the upper surface joint of shell (1) has bearing a (2), pivot (3) are equipped with to bearing a (2) endotheca, the one end that pivot (3) are located shell (1) inboard is fixed to be equipped with bevel gear a (5), and bevel gear a (5) mesh with two bevel gear b (6) respectively mutually, bevel gear b (6) are fixed to be located the one end of transmission shaft (7), the other end of transmission shaft (7) is fixed to be equipped with bevel gear c (10), and bevel gear c (10) mesh with bevel gear d (11), bevel gear d (11) are fixed to be located the lateral wall of screw rod (12), the lateral wall threaded connection of screw rod (12) has swivel nut (14), and swivel nut (14) inlays and locate in lifter plate (15), the lower surface of lifter plate (15) passes through mount (18) fixedly connected with fan body (19), the position that the lower surface of shell (1) corresponds fan body (19) can be dismantled and be connected with maintenance board (a), (2) 20) The utility model discloses a fixed section of thick bamboo (27) of fixing, the casing (1) lower surface corresponds the place ahead and the rear of access panel (20) and all is equipped with pull board (21), and fixed filter screen (22) that is equipped with on pull board (21), filter screen (22) are located inside casing (1), hole groove (23) have all been seted up to the both sides of pull board (21), and peg (24) have been pegged graft in hole groove (23), the fixed pull ring (25) that is equipped with of one end that hole groove (23) were kept away from in peg (24), the lateral wall of peg (24) is fixed and is equipped with connecting block (26), and connecting block (26) cover is located in fixed section of thick bamboo (.
2. The smoke exhaust fan for fire fighting of claim 1, characterized in that: and one end of the rotating shaft (3) positioned at the outer side of the shell (1) is fixedly connected with a hand wheel (4).
3. The smoke exhaust fan for fire fighting of claim 1, characterized in that: the number of the screws (12) is two, and the thread directions of the outer side walls of the two screws (12) are opposite.
4. The smoke exhaust fan for fire fighting of claim 1, characterized in that: the middle end of the transmission shaft (7) is sleeved in the bearing b (8), the bearing b (8) is clamped in the fixing block (9), and the fixing block (9) is fixedly arranged at the top of the inner side of the shell (1).
5. The smoke exhaust fan for fire fighting of claim 1, characterized in that: two ends of the screw rod (12) are respectively sleeved in the two bearings c (13), and the two bearings c (13) are respectively clamped at the top and the bottom of the inner side of the shell (1).
6. The smoke exhaust fan for fire fighting of claim 1, characterized in that: the four corners department of lifter plate (15) all joint has stop collar (16), and four stop collars (16) overlap respectively and locate the surface of four gag lever posts (17), and the bottom of four slide bars all with the inboard bottom fixed connection of shell (1).
7. The smoke exhaust fan for fire fighting of claim 1, characterized in that: the outer side wall of the inserted bar (24) is sleeved with a spring (28), and the spring (28) is fixedly arranged on the inner side of the fixed cylinder (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920990969.6U CN210087679U (en) | 2019-06-27 | 2019-06-27 | Smoke exhaust fan for fire fighting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920990969.6U CN210087679U (en) | 2019-06-27 | 2019-06-27 | Smoke exhaust fan for fire fighting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210087679U true CN210087679U (en) | 2020-02-18 |
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ID=69484391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920990969.6U Active CN210087679U (en) | 2019-06-27 | 2019-06-27 | Smoke exhaust fan for fire fighting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210087679U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112155692A (en) * | 2020-10-26 | 2021-01-01 | 任莉霞 | Clinical piercing depth of cardiovascular internal medicine |
| CN117514937A (en) * | 2024-01-05 | 2024-02-06 | 东营合瑞石油技术有限责任公司 | Anti-blocking slurry pump |
-
2019
- 2019-06-27 CN CN201920990969.6U patent/CN210087679U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112155692A (en) * | 2020-10-26 | 2021-01-01 | 任莉霞 | Clinical piercing depth of cardiovascular internal medicine |
| CN117514937A (en) * | 2024-01-05 | 2024-02-06 | 东营合瑞石油技术有限责任公司 | Anti-blocking slurry pump |
| CN117514937B (en) * | 2024-01-05 | 2024-03-12 | 东营合瑞石油技术有限责任公司 | Anti-blocking slurry pump |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 362000 No.29, Suya Industrial Zone, Suya village, Fengzhou Town, Nan'an City, Quanzhou City, Fujian Province Patentee after: Quanzhou Yusheng ventilation and air conditioning equipment Co.,Ltd. Address before: 362000 Dongpu intersection, Xiamei community, Puxian Road, Fengze District, Quanzhou City, Fujian Province Patentee before: Quanzhou Yusheng ventilation and air conditioning equipment Co.,Ltd. |