CN214221585U - Centrifugal fire control smoke exhaust fan convenient to adjust - Google Patents
Centrifugal fire control smoke exhaust fan convenient to adjust Download PDFInfo
- Publication number
- CN214221585U CN214221585U CN202022820670.1U CN202022820670U CN214221585U CN 214221585 U CN214221585 U CN 214221585U CN 202022820670 U CN202022820670 U CN 202022820670U CN 214221585 U CN214221585 U CN 214221585U
- Authority
- CN
- China
- Prior art keywords
- smoke exhaust
- bottom plate
- exhaust fan
- adjust
- adjusting disc
- 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
Links
- 239000000779 smoke Substances 0.000 title claims abstract description 40
- 230000007246 mechanism Effects 0.000 claims description 11
- 238000005096 rolling process Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 abstract description 8
- 244000309464 bull Species 0.000 abstract 3
- 239000007789 gas Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000005381 potential energy Methods 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a centrifugal fire control smoke exhaust fan convenient to adjust, comprising a base plate, the avris on bottom plate top is rotated and is connected with the ball, the middle part on bottom plate top is connected with the bull stick, the one end and the adjustment disk of bull stick are connected, the fixed orifices has been seted up to the avris equidistance of adjustment disk, fixed establishment is all installed to the corner on bottom plate top, fixed establishment is by the installation piece, the spring groove, return spring, the connecting block, the dead lever, the slide bar, spout and slider component, the spring groove has been seted up to the installation piece inside, the spring inslot portion is connected with return spring, connecting block and dead lever in proper order, the top and the slide bar connection of connecting block, the one end and the slider of slide bar, the utility model relates to a centrifugal fire control smoke exhaust fan convenient to adjust, through bottom plate, ball, bull stick, fixed establishment, fixed orifices and adjustment disk, realize the regulation of smoke exhaust fan body angle, through installation piece, Spring groove, return spring, connecting block, dead lever, slide bar, spout and slider realize convenient fixed purpose.
Description
Technical Field
The utility model relates to an induced-draft fan equipment technical field specifically is a centrifugal fire control smoke exhaust fan convenient to adjust.
Background
The centrifugal fume exhauster, also known as centrifugal fan, is a driven fluid machine which can raise gas pressure and discharge gas by means of input mechanical energy. Centrifugal fans are widely used in ventilation, dust removal and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings; the ventilation, air inducing, fire-fighting and smoke exhausting fields of boiler and industrial furnace are mainly characterized by that according to the principle of converting kinetic energy into potential energy, the high-speed rotating impeller is used to accelerate gas, then the gas is decelerated and changed in flow direction so as to convert kinetic energy into potential energy (pressure). In a single stage centrifugal fan, the gas enters the impeller from an axial direction, changes to a radial direction as it flows through the impeller, and then enters the diffuser. In diffusers, the gas changes flow direction and the increase in conduit cross-sectional area slows the gas flow, which converts kinetic energy into pressure energy. The pressure increase occurs primarily in the impeller and secondarily in the diffusion process.
However, the existing smoke exhaust machine also has some new requirements in the using process, one of which is as follows: the existing smoke exhaust machine can only adjust the directions of an exhaust inlet and an air inlet of the smoke exhaust machine by moving the whole equipment frame of the smoke exhaust machine when smoke is exhausted, and the operation is very inconvenient; the second step is as follows: the existing smoke exhaust machine is too complicated in fixing procedure after the smoke exhaust machine is adjusted, and wastes time and labor.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a centrifugal fire-fighting smoke exhaust fan convenient to adjust, which solves the problem that the prior smoke exhaust fan proposed in the background art can only adjust the direction of an exhaust fan air suction inlet and an air inlet by moving the whole exhaust fan frame when exhausting smoke, and is very inconvenient to operate; the prior smoke exhaust machine has the problems of time and labor waste due to the fact that the fixing procedure is too complicated after the smoke exhaust machine is adjusted.
In order to achieve the above object, the utility model provides a following technical scheme: a centrifugal fire-fighting smoke exhaust fan convenient to adjust comprises a bottom plate, wherein the side of the top end of the bottom plate is rotatably connected with a plurality of balls through ball grooves, the middle of the top end of the bottom plate is rotatably connected with one end of a rotating rod through a bearing, the other end of the rotating rod is fixedly connected with the middle of the bottom end of an adjusting disc, a plurality of fixing holes are formed in the side of the adjusting disc in an equidistance manner, four corners of the top end of the bottom plate are fixedly provided with fixing mechanisms, four fixing mechanisms are respectively composed of an installation block, a spring groove, a return spring, a connecting block, a fixing rod, a sliding groove and a sliding block, one side inside the installation block is provided with a spring groove, the inner walls of the four spring grooves are respectively fixedly connected with one ends of the four return springs, the other ends of the four return springs are respectively fixedly connected with one ends of the four connecting blocks, and the other ends of the four connecting blocks are respectively fixedly connected with one ends of the four fixing rods, the top of connecting block respectively with the one end fixed connection of four slide bars, four the other end of slide bar passes the spout respectively with the one end fixed connection of four sliders, the middle part fixed mounting on adjustment disk top has the induced-draft fan body.
As an optimal technical scheme of the utility model, the equal fixed mounting in four corners of bottom plate bottom has the removal wheel.
As an optimized technical scheme of the utility model, four the spout is seted up respectively in the top in four spring grooves.
As the utility model discloses a preferred technical scheme, the adjusting disk is circular structure, just the roll groove has been seted up to the avris of adjusting disk bottom, just the roll groove cooperatees with the ball.
As an optimal technical scheme of the utility model, one side fixed mounting of smoke ventilator body has shift knob, just the smoke ventilator body passes through shift knob and external power supply electric connection.
Compared with the prior art, the beneficial effects of the utility model are that:
1. through the matching of the bottom plate, the balls, the rotating rod, the fixing mechanism, the fixing holes and the adjusting disc, the middle part of the top end of the bottom plate is connected with one end of the rotating rod through the bearing, the other end of the rotating rod is fixedly connected with the adjusting disc, when the smoke exhaust angle of the smoke exhauster body needs to be adjusted, the adjusting disc is rotated, the adjusting disc rotates around the rotating rod under the action of the rotating rod and the balls until the adjusting disc is adjusted to a proper position, the adjusting disc is fixed in a clamping mode through the fixing mechanism and the fixing holes formed in the side of the adjusting disc, the shaking of the adjusting disc is prevented, and the balls can also play a supporting role in the adjusting disc between the bottom plate and the adjusting disc, so that the angle of the smoke exhauster body is adjusted;
2. through the installation piece, the spring groove, return spring, the connecting block, the dead lever, the slide bar, the cooperation of spout and slider, when needing angle regulation, remove the slider, the removal of slider drives the removal of slide bar and connecting block, the removal of connecting block drives the dead lever and removes to return spring's direction, return spring is extrudeed, the dead lever shifts out from in the fixed orifices, thereby rotate the adjustment disk, adjust and accomplish the back, loosen the slider, the return spring return, return spring's return drives connecting block and dead lever and removes to one side that is close to the fixed orifices, until inserting the dead lever in the fixed orifices, thereby realize convenient fixed purpose.
Drawings
Fig. 1 is a schematic plan view of the present invention;
fig. 2 is a cross-sectional view of the bottom plate of the present invention;
fig. 3 is a cross-sectional view of the fixing mechanism of the present invention.
In the figure: 1. a base plate; 2. a ball bearing; 3. a rotating rod; 4. a fixing mechanism; 5. a fixing hole; 6. a moving wheel; 7. an adjusting disk; 8. a smoke exhaust body; 9. mounting blocks; 10. a spring slot; 11. a return spring; 12. connecting blocks; 13. fixing the rod; 14. a slide bar; 15. a chute; 16. a slide block.
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. 1-3, the utility model provides a centrifugal fire-fighting smoke exhaust fan convenient for adjustment, which comprises a bottom plate 1, the edge side of the top end of the bottom plate 1 is rotatably connected with a plurality of balls 2 through ball grooves, the middle part of the top end of the bottom plate 1 is rotatably connected with one end of a rotating rod 3 through a bearing, the other end of the rotating rod 3 is fixedly connected with the middle part of the bottom end of an adjusting disc 7, the edge side of the adjusting disc 7 is equidistantly provided with a plurality of fixing holes 5, four corners of the top end of the bottom plate 1 are fixedly provided with fixing mechanisms 4, the four fixing mechanisms 4 are respectively composed of an installation block 9, a spring groove 10, a return spring 11, a connecting block 12, a fixing rod 13, a sliding rod 14, a sliding groove 15 and a sliding block 16, one side inside the four installation blocks 9 is provided with a spring groove 10, the inner walls of the four spring grooves 10 are respectively fixedly connected with one end of the four return springs 11, the other ends of the four return springs 11 are respectively fixedly connected with one end of the four connecting blocks 12, the other ends of the four connecting blocks 12 are fixedly connected with one ends of the four fixing rods 13 respectively, the top ends of the four connecting blocks 12 are fixedly connected with one ends of the four sliding rods 14 respectively, the other ends of the four sliding rods 14 penetrate through the sliding grooves 15 to be fixedly connected with one ends of the four sliding blocks 16 respectively, and the middle of the top end of the adjusting disc 7 is fixedly provided with a smoke exhaust machine body 8.
Preferably, the four corners at the bottom end of the bottom plate 1 are fixedly provided with the moving wheels 6, and the moving wheels 6 facilitate the movement of the whole equipment;
preferably, the four sliding grooves 15 are respectively arranged at the tops of the four spring grooves 10, and the sliding rod 14 moves under the movement of the sliding block 16 through the sliding grooves 15, so that the adjustment is convenient;
preferably, the adjusting disc 7 is of a circular structure, a rolling groove is formed in the side edge of the bottom end of the adjusting disc 7 and matched with the ball 2, the ball 2 rolls in the rolling groove, on one hand, the adjusting disc 7 is supported in an auxiliary mode, and on the other hand, the adjusting disc 7 is convenient to rotate;
preferably, one side of the smoke exhaust machine body 8 is fixedly provided with a switch button, and the smoke exhaust machine body 8 is electrically connected with an external power supply through the switch button.
When the centrifugal fire-fighting smoke exhaust fan is used, the middle part of the top end of a bottom plate 1 is connected with one end of a rotating rod 3 through a bearing, the other end of the rotating rod 3 is fixedly connected with an adjusting disc 7, when the smoke exhaust angle of a smoke exhauster body 8 needs to be adjusted, the adjusting disc 7 is rotated, the adjusting disc 7 rotates around the rotating rod 3 under the action of the rotating rod 3 and balls 2 until the proper position is adjusted, the adjusting disc 7 is fixed in a clamping mode through a fixing mechanism 4 and a fixing hole 5 formed in the side of the adjusting disc 7, the adjusting disc 7 is prevented from shaking, the balls 2 can also support the adjusting disc 7 between the bottom plate 1 and the adjusting disc 7, so that the angle of the smoke exhauster body 8 can be adjusted, when the angle needs to be adjusted, the sliding block 16 is moved to drive the sliding rod 14 and the connecting block 12 to move, the removal of connecting block 12 drives dead lever 13 and removes to return spring 11's direction, and return spring 11 is extrudeed, and dead lever 13 shifts out from fixed orifices 5 to rotate adjustment disk 7, adjust the completion back, loosen slider 16, return spring 11 return, return spring 11's return drives connecting block 12 and dead lever 13 and removes to the one side that is close to fixed orifices 5, until inserting dead lever 13 in fixed orifices 5, thereby realize convenient fixed purpose.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (5)
1. The utility model provides a centrifugal fire control smoke exhaust fan convenient to adjust, includes bottom plate (1), its characterized in that: the side at the top end of the bottom plate (1) is rotatably connected with a plurality of balls (2) through ball grooves, the middle at the top end of the bottom plate (1) is rotatably connected with one end of a rotating rod (3) through a bearing, the other end of the rotating rod (3) is fixedly connected with the middle of the bottom end of an adjusting disc (7), a plurality of fixing holes (5) are formed in the side of the adjusting disc (7) in an equal distance, four corners at the top end of the bottom plate (1) are fixedly provided with fixing mechanisms (4), four fixing mechanisms (4) are respectively formed by mounting blocks (9), spring grooves (10), return springs (11), connecting blocks (12), fixing rods (13), sliding rods (14), sliding chutes (15) and sliding blocks (16), four spring grooves (10) are formed in one side inside the mounting blocks (9), and the inner walls of the four spring grooves (10) are respectively fixedly connected with one ends of the four return springs (11), four the other end of return spring (11) respectively with the one end fixed connection of four connecting blocks (12), four the other end of connecting block (12) respectively with the one end fixed connection of four dead levers (13), four the top of connecting block (12) respectively with the one end fixed connection of four slide bars (14), four the other end of slide bar (14) passes spout (15) respectively with the one end fixed connection of four slider (16), the middle part fixed mounting on adjustment disk (7) top has smoke ventilator body (8).
2. The centrifugal fire-fighting smoke exhaust fan convenient to adjust of claim 1, characterized in that: four corners of bottom plate (1) bottom are all fixed mounting have and move wheel (6).
3. The centrifugal fire-fighting smoke exhaust fan convenient to adjust of claim 1, characterized in that: the four sliding grooves (15) are respectively arranged at the tops of the four spring grooves (10).
4. The centrifugal fire-fighting smoke exhaust fan convenient to adjust of claim 1, characterized in that: the adjusting disc (7) is of a circular structure, a rolling groove is formed in the side of the bottom end of the adjusting disc (7), and the rolling groove is matched with the balls (2).
5. The centrifugal fire-fighting smoke exhaust fan convenient to adjust of claim 1, characterized in that: one side fixed mounting of induced-draft fan body (8) has shift knob, just induced-draft fan body (8) passes through shift knob and external power source electric connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022820670.1U CN214221585U (en) | 2020-11-30 | 2020-11-30 | Centrifugal fire control smoke exhaust fan convenient to adjust |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022820670.1U CN214221585U (en) | 2020-11-30 | 2020-11-30 | Centrifugal fire control smoke exhaust fan convenient to adjust |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214221585U true CN214221585U (en) | 2021-09-17 |
Family
ID=77699862
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022820670.1U Expired - Fee Related CN214221585U (en) | 2020-11-30 | 2020-11-30 | Centrifugal fire control smoke exhaust fan convenient to adjust |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214221585U (en) |
-
2020
- 2020-11-30 CN CN202022820670.1U patent/CN214221585U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210917 |