CN211422958U - High-pressure centrifugal ventilator - Google Patents
High-pressure centrifugal ventilator Download PDFInfo
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- CN211422958U CN211422958U CN201921879775.5U CN201921879775U CN211422958U CN 211422958 U CN211422958 U CN 211422958U CN 201921879775 U CN201921879775 U CN 201921879775U CN 211422958 U CN211422958 U CN 211422958U
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- sleeve
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- side wall
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Abstract
The utility model discloses a high-pressure centrifugal fan, relate to the ventilation blower field, which comprises a bracket, fixed mounting has motor case one on the inside wall of support, fixed mounting has the air pump on the inside wall of motor case one, one side of motor case one is provided with mounting hole one, fixed mounting has the connecting pipe on the inside wall of mounting hole one, the bottom fixed mounting of support has damping device, the top fixed mounting of support has motor case two, one side of motor case two is provided with mounting hole two, be provided with slide rail one on the inside wall of mounting hole two, be provided with current limiting block one in the mounting hole two, one side fixed mounting of motor case two has the shell, be provided with the connecting hole in the joining region of shell and motor case two, be provided with the fan in the motor case two, the fan includes motor and flabellum, this high-pressure centrifugal fan, and convenient to use, and.
Description
Technical Field
The utility model relates to a ventilation blower field, in particular to high pressure centrifugal fan.
Background
The centrifugal fan is a driven fluid machine which increases the pressure of gas and discharges the 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, ventilation and draught of boilers and industrial furnaces, cooling and ventilation in air conditioning equipment and household electrical appliances, drying and sorting of grains, wind tunnel wind sources and inflation and propulsion of air cushion boats, and the like.
However, the existing high-pressure centrifugal ventilator can only increase the internal air pressure during the use process, but cannot control the output of the internal air pressure, and meanwhile, the existing high-pressure centrifugal ventilator can generate large vibration during the use process, and the existing high-pressure centrifugal ventilator cannot be provided with a damping device, so that the use is inconvenient.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high pressure centrifugal fan to propose in solving above-mentioned background art and can only increase its inside atmospheric pressure at the in-process that uses, and can not control its inside atmospheric pressure of output and current high pressure centrifugal fan can produce great vibrations at the in-process that uses, and current high pressure centrifugal fan can not have damping device, thereby comparatively inconvenient problem when using.
In order to achieve the above object, the utility model provides a following technical scheme: the high-pressure centrifugal ventilator comprises a support, wherein a first motor box is fixedly mounted on the inner side wall of the support, an air pump is fixedly mounted on the inner side wall of the first motor box, a first mounting hole is formed in one side of the first motor box, a connecting pipe is fixedly mounted on the inner side wall of the first mounting hole, a damping device is fixedly mounted at the bottom of the support, a second motor box is fixedly mounted at the top of the support, a second mounting hole is formed in one side of the second motor box, a first sliding rail is arranged on the inner side wall of the second mounting hole, a first current limiting block is arranged in the second mounting hole, a shell is fixedly mounted at one side of the second motor box, a connecting hole is formed in a connecting area of the shell and the second motor box, a fan is arranged in the second motor box and comprises a motor and fan blades, the fan blades are arranged in the shell, and the, the fan blades are fixedly installed on an output shaft of the motor, and an air outlet pipe is arranged on one side of the shell.
Preferably, the damping device comprises a first sleeve, a second sleeve, a spring and a connecting rod.
Preferably, the first sleeve is fixedly installed at the bottom of the support, an internal thread is arranged on the inner side wall of the first sleeve, an external thread is arranged on the outer side wall of the second sleeve, and the second sleeve is fixedly installed in the first sleeve through the mutual matching of the internal thread and the external thread.
Preferably, the spring is fixedly installed on the inner side wall of the second sleeve, and the connecting rod is fixedly installed at one end of the spring.
Preferably, a first sliding block is arranged on the outer side wall of the first current limiting block, and the first current limiting block is fixedly installed in the second motor box through the mutual matching of the first sliding block and the first sliding rail.
Preferably, one side of the first flow limiting block is provided with a second flow limiting block, the first flow limiting block is provided with a second sliding rail, the inner side wall of the second flow limiting block is provided with a second sliding block, and the second flow limiting block is fixedly installed on the first flow limiting block through the mutual matching of the second sliding rail and the second sliding block.
Preferably, the first flow limiting block and the second flow limiting block are both provided with a first through hole, the second flow limiting block is provided with a second through hole, a third through hole and a fourth through hole, and one end of the connecting pipe is sleeved at one end of the second flow limiting block.
The utility model discloses a technological effect and advantage:
1. the bottom of the utility model is provided with a damping device, a spring is arranged in the sleeve II, the spring has better damping effect, so that when the utility model works, the damping device can buffer the vibration force generated by the utility model, the functions are various, the sleeve II is connected with the sleeve I through the mutual matching of the internal thread and the external thread, so that a user can rotate the sleeve II to adjust the height of the utility model, and the utility model is convenient to use;
2. the user can rotate the first current limiting block to enable the first through hole in the first current limiting block to be superposed with the first through hole, the second through hole, the third through hole and the fourth through hole in the second current limiting block respectively, and then air flow introduced into the second motor box and the shell can be controlled.
Drawings
Fig. 1 is a schematic view of the structure of the present invention.
Fig. 2 is a sectional view of a first motor box and a second motor box of the present invention.
Fig. 3 is a schematic structural diagram of the first current limiting block and the second current limiting block of the present invention.
Fig. 4 is a sectional view of the shock absorber of the present invention.
In the figure: 1. a support; 2. a first motor box; 3. a connecting pipe; 4. a motor box II; 5. a first flow limiting block; 6. a housing; 7. an electric motor; 8. a fan blade; 9. an air outlet pipe; 10. a first sleeve; 11. A second sleeve; 12. a spring; 13. a connecting rod; 14. a first sliding block; 15. a second flow limiting block; 16. An air pump.
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.
The utility model provides a high-pressure centrifugal ventilator as shown in figures 1-4, which comprises a bracket 1, a motor box I2 is fixedly arranged on the inner side wall of the bracket 1, an air pump 16 is fixedly arranged on the inner side wall of the motor box I2, a first mounting hole is arranged on one side of the motor box I2, a connecting pipe 3 is fixedly arranged on the inner side wall of the first mounting hole, a damping device is fixedly arranged at the bottom of the bracket 1, a motor box II 4 is fixedly arranged at the top of the bracket 1, a second mounting hole is arranged at one side of the motor box II 4, a first sliding rail is arranged on the inner side wall of the second mounting hole, a first current limiting block 5 is arranged in the second mounting hole, a shell 6 is fixedly arranged at one side of the second motor box 4, a connecting hole is arranged in the connecting area of the shell 6 and the second motor box 4, a fan is arranged in the second, the motor 7 is fixedly arranged in the motor box II 4, the fan blade 8 is fixedly arranged on an output shaft of the motor 7, one side of the shell 6 is provided with an air outlet pipe 9, the outer side wall of the first current-limiting block 5 is provided with a first sliding block 14, the first current-limiting block 5 is fixedly arranged in the motor box II 4 through the mutual matching of the first sliding block 14 and the first sliding rail, one side of the first current-limiting block 5 is provided with a second current-limiting block 15, the first current-limiting block 5 is provided with a second sliding rail, the inner side wall of the second current-limiting block 15 is provided with a second sliding block, the second current-limiting block is fixedly arranged on the first current-limiting block 5 through the mutual matching of the second sliding rail and the second sliding block, the first current-limiting block 5 and the second current-limiting block 15 are both provided with a first through hole, the second through hole and a fourth through hole are arranged on the second current-limiting block 15, one end of the connecting pipe 3 is sleeved on one end of, thereby can increase fan operational environment's atmospheric pressure, the one end of connecting pipe 3 is connected with motor case two 4 through current limiting piece one 5 and current limiting piece two 15 to the user can rotate current limiting piece one 5, makes the through-hole one on the current limiting piece one 5 coincide with through-hole one, through-hole two, through-hole three and through-hole four on the current limiting piece two 15 respectively, and then can control the air current that lets in motor case two 4 and shell 6.
Referring to fig. 4, the damping device includes a sleeve 10, a sleeve 11, a spring 12 and a connecting rod 13, the sleeve 10 is fixedly mounted at the bottom of the bracket 1, the spring 12 is fixedly mounted on the inner side wall of the sleeve 11, the connecting rod 13 is fixedly mounted at one end of the spring 12, the bottom of the utility model is provided with the damping device, the spring 12 is arranged in the sleeve 11, the spring 12 has a better damping effect, so that the damping device can buffer the vibration force generated by the utility model during the operation, and the function is various.
As can be known by combining the figure 1, the inner thread is arranged on the inner side wall of the first sleeve 10, the outer thread is arranged on the outer side wall of the second sleeve 11, the second sleeve 11 is fixedly installed in the first sleeve 10 through the mutual matching of the inner thread and the outer thread, and the second sleeve 11 is connected with the first sleeve 10 through the mutual matching of the inner thread and the outer thread, so that the user can rotate the second sleeve 11 to adjust the height and the convenience in use of the utility model.
This practical theory of operation: when in use, a user can firstly check whether each part of the utility model is perfect, the models of the first through hole, the second through hole, the third through hole and the fourth through hole on the utility model are different, the bottom of the utility model is provided with a damping device, the second sleeve 11 is internally provided with a spring 12, the spring 12 has better damping effect, thus when the utility model works, the damping device can buffer the vibration force generated by the utility model, the functions are various, the second sleeve 11 is connected with the first sleeve 10 through the mutual matching of the internal thread and the external thread, so that the user can adjust the height of the utility model by rotating the second sleeve 11, the use is convenient, the air pump 16 is arranged in the first motor box 1, the air flow generated after the air pump 16 is electrified to work can enter the second motor box 4 and the shell 6 through the connecting pipe 3, thereby the air pressure of the working environment of the fan can be, one end of the connecting pipe 3 is connected with the motor box II 4 through the first current limiting block 5 and the second current limiting block 15, so that a user can rotate the first current limiting block 5, a first through hole in the first current limiting block 5 is respectively superposed with a first through hole, a second through hole, a third through hole and a fourth through hole in the second current limiting block 15, and air flow introduced into the motor box II 4 and the shell 6 can be controlled.
Finally, it should be noted that: 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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (7)
1. High pressure centrifugal fan, including support (1), its characterized in that: a first motor box (2) is fixedly mounted on the inner side wall of the support (1), an air pump (16) is fixedly mounted on the inner side wall of the first motor box (2), a first mounting hole is formed in one side of the first motor box (2), a connecting pipe (3) is fixedly mounted on the inner side wall of the first mounting hole, a damping device is fixedly mounted at the bottom of the support (1), a second motor box (4) is fixedly mounted at the top of the support (1), a second mounting hole is formed in one side of the second motor box (4), a first sliding rail is arranged on the inner side wall of the second mounting hole, a first current limiting block (5) is arranged in the second mounting hole, a shell (6) is fixedly mounted at one side of the second motor box (4), a connecting hole is formed in the connecting area of the shell (6) and the second motor box (4), and a fan is arranged in the second motor box (4, the fan includes motor (7) and flabellum (8), flabellum (8) set up in shell (6), motor (7) fixed mounting be in motor case two (4), flabellum (8) fixed mounting be in on the output shaft of motor (7), one side of shell (6) is provided with out tuber pipe (9).
2. A high-pressure centrifugal ventilator according to claim 1, wherein: the damping device comprises a first sleeve (10), a second sleeve (11), a spring (12) and a connecting rod (13).
3. A high-pressure centrifugal ventilator according to claim 2, wherein: the first sleeve (10) is fixedly installed at the bottom of the support (1), an internal thread is arranged on the inner side wall of the first sleeve (10), an external thread is arranged on the outer side wall of the second sleeve (11), and the second sleeve (11) is fixedly installed in the first sleeve (10) through the mutual matching of the internal thread and the external thread.
4. A high-pressure centrifugal ventilator according to claim 2, wherein: the spring (12) is fixedly installed on the inner side wall of the second sleeve (11), and the connecting rod (13) is fixedly installed at one end of the spring (12).
5. A high-pressure centrifugal ventilator according to claim 1, wherein: the outer side wall of the first current limiting block (5) is provided with a first sliding block (14), and the first current limiting block (5) is fixedly installed in the second motor box (4) through the mutual matching of the first sliding block (14) and the first sliding rail.
6. A high-pressure centrifugal ventilator according to claim 1, wherein: one side of the first flow limiting block (5) is provided with a second flow limiting block (15), the first flow limiting block (5) is provided with a second sliding rail, the inner side wall of the second flow limiting block (15) is provided with a second sliding block, and the second flow limiting block is fixedly mounted on the first flow limiting block (5) through the mutual matching of the second sliding rail and the second sliding block.
7. A high-pressure centrifugal ventilator according to claim 6, wherein: the flow limiting block I (5) and the flow limiting block II (15) are provided with a through hole I, the flow limiting block II (15) is provided with a through hole II, a through hole III and a through hole IV, and one end of the connecting pipe (3) is sleeved at one end of the flow limiting block II (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921879775.5U CN211422958U (en) | 2019-11-04 | 2019-11-04 | High-pressure centrifugal ventilator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921879775.5U CN211422958U (en) | 2019-11-04 | 2019-11-04 | High-pressure centrifugal ventilator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211422958U true CN211422958U (en) | 2020-09-04 |
Family
ID=72252008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921879775.5U Active CN211422958U (en) | 2019-11-04 | 2019-11-04 | High-pressure centrifugal ventilator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211422958U (en) |
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2019
- 2019-11-04 CN CN201921879775.5U patent/CN211422958U/en active Active
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