CN211573815U - Axial-flow type ventilator - Google Patents
Axial-flow type ventilator Download PDFInfo
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- CN211573815U CN211573815U CN201922005762.1U CN201922005762U CN211573815U CN 211573815 U CN211573815 U CN 211573815U CN 201922005762 U CN201922005762 U CN 201922005762U CN 211573815 U CN211573815 U CN 211573815U
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Abstract
The utility model discloses an axial-flow type ventilation blower, concretely relates to ventilation blower field, including base and motor, the top of base is equipped with hollow pole, pole in the inside of hollow pole is equipped with, the top of pole is equipped with the carrier, the centre of carrier is equipped with the casing, the both ends of casing all are equipped with the protection network, the motor is located the inside of casing, be equipped with four connecting rods between motor and the casing, the one end of motor is equipped with the connecting block, and is threaded connection between connecting block and the motor, the outside of connecting block is equipped with four mounting brackets, the outside of mounting bracket is equipped with the flabellum, be equipped with the screw thread post between flabellum and the mounting bracket. The utility model discloses a not hard up screw between mounting bracket and the connecting block can pull down mounting bracket and flabellum, is convenient for change monolithic flabellum, through the screw thread post, can make the flabellum rotate, is convenient for change the distortion angle of flabellum to conveniently adjust the wind pressure.
Description
Technical Field
The utility model relates to a ventilation blower field, more specifically says, the utility model relates to an axial-flow type ventilation blower.
Background
The ventilator is a driven fluid machine, and is widely used for ventilation, dust exhaust 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 equipment, drying and sorting of grains, inflation and propulsion of wind tunnel wind sources and air cushion ships and the like.
The existing axial-flow type ventilator has the advantages that the connecting structure of the fan blades is fixed and can not be disassembled, so that when one fan blade is damaged, all the fan blades need to be replaced, and the angle of the fan blade can not be adjusted, so that the practicability is poor.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above defect of prior art, the embodiment of the utility model provides an axial-flow fan, through the screw between not hard up mounting bracket and the connecting block, can pull down mounting bracket and flabellum, be convenient for change monolithic flabellum, through the screw thread post, can make the flabellum rotate, be convenient for change the distortion angle of flabellum to conveniently adjust the wind pressure, with the problem of proposing in solving above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: an axial-flow ventilator comprises a base and a motor, wherein a hollow rod is arranged at the top of the base and fixedly connected with the base, an inner rod is arranged inside the hollow rod, a carrier frame is arranged at the top end of the inner rod and fixedly connected with the inner rod, a casing is arranged in the middle of the carrier frame, a threaded shaft is arranged between the casing and the carrier frame, protective screens are arranged at two ends of the casing, and the protective screens are connected with the casing through bolts;
the motor is located the inside of casing, be equipped with four connecting rods between motor and the casing, be fixed connection between connecting rod and motor and the casing, the one end of motor is equipped with the connecting block, and is threaded connection between connecting block and the motor, the outside of connecting block is equipped with four mounting brackets, the outside of mounting bracket is equipped with the flabellum, be equipped with the screw thread post between flabellum and the mounting bracket, and be fixed connection between screw thread post and the flabellum.
In a preferred embodiment, the bottom of the base is provided with four foot pads, and the vertical center line of the base coincides with the vertical center line of the hollow rod.
In a preferred embodiment, the inner side of the hollow rod is attached to the outer side of the inner rod, and the hollow rod and the inner rod are fixed through bolts.
In a preferred embodiment, the vertical center line of the carrier coincides with the vertical center line of the inner rod, and the casing and the carrier form a rotating structure through the threaded shaft.
In a preferred embodiment, the protection net is symmetrical about a vertical center line of the cabinet, and a horizontal center line of the protection net coincides with a horizontal center line of the cabinet.
In a preferred embodiment, the connecting rods are uniformly distributed in a ring shape about a transverse horizontal center line of the motor, and the transverse horizontal center line of the connecting block is coincident with the transverse horizontal center line of the motor.
In a preferred embodiment, a rotating structure is formed between the connecting block and the motor, and the mounting frames are uniformly distributed in an annular shape about a transverse horizontal center line of the connecting block.
In a preferred embodiment, the positions of the fan blades and the mounting frame are in one-to-one correspondence, and the fan blades are in threaded connection with the mounting frame through threaded columns.
The utility model discloses a technological effect and advantage:
1. the device is placed on an external horizontal plane through the foot pads of the base, the height of the device can be adjusted by utilizing the pulling of the inner rod in the hollow rod, the inner rod and the hollow rod can be fixed through the bolts, and the threaded shaft is loosened, so that the shell and the carrier frame rotate, the angle between the device and the horizontal plane can be adjusted, compared with the prior art, the inclination angle of the ventilator can be adjusted, and the practicability of the device is improved;
2. through the screw between not hard up mounting bracket and the connecting block, can pull down mounting bracket and flabellum, be convenient for change monolithic flabellum, through the screw thread post, can make the flabellum rotate, be convenient for change the distortion angle of flabellum to conveniently adjust the wind pressure, compare with prior art, can change the distortion angle of flabellum, and be convenient for change the flabellum of ventilation blower.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the sectional structure of the inner rod of the present invention.
Fig. 3 is a schematic side view of the connection frame of the present invention.
Fig. 4 is a schematic view of the front structure of the housing of the present invention.
Fig. 5 is a schematic side view of the fan blade of the present invention.
The reference signs are: 1. a base; 2. a hollow shaft; 3. an inner rod; 4. a carrier; 5. a housing; 6. a threaded shaft; 7. a protective net; 8. a motor; 9. a connecting rod; 10. connecting blocks; 11. a mounting frame; 12. a fan blade; 13. a threaded post.
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 an axial-flow type ventilator as shown in fig. 1-4, including base 1 and motor 8, the top of base 1 is equipped with hollow rod 2, and is fixed connection between hollow rod 2 and base 1, the inside of hollow rod 2 is equipped with interior pole 3, the top of interior pole 3 is equipped with carrier 4, and is fixed connection between carrier 4 and interior pole 3, the centre of carrier 4 is equipped with casing 5, be equipped with threaded shaft 6 between casing 5 and carrier 4, the both ends of casing 5 all are equipped with protection network 7, be bolted connection between protection network 7 and casing 5;
the bottom of the base 1 is provided with four foot pads, and the vertical central line of the base 1 is superposed with the vertical central line of the hollow rod 2;
the inner side of the hollow rod 2 is attached to the outer side of the inner rod 3, the hollow rod 2 and the inner rod 3 are fixed through bolts, the device is placed on an external horizontal plane through a foot pad of the base 1, the height of the device can be adjusted by drawing the inner rod 3 in the hollow rod 2, and the inner rod 3 and the hollow rod 2 can be fixed through bolts;
the vertical center line of the carrier 4 is superposed with the vertical center line of the inner rod 3, the shell 5 forms a rotating structure with the carrier 4 through the threaded shaft 6, and the threaded shaft 6 is loosened, so that the shell 5 and the carrier 4 rotate, and the angle between the device and the horizontal plane can be adjusted;
the vertical central line symmetry about casing 5 of protection network 7, and the horizontal central line of protection network 7 and the coincidence of the horizontal central line of casing 5 utilize protection network 7 can play the guard action to this device under the prerequisite of guaranteeing this device to ventilate, and rotatory protection network 7 can be unpacked between protection network 7 and the casing 5 apart to be convenient for clear up casing 5 inside.
The implementation mode is specifically as follows: place this device on external horizontal plane through base 1's pad foot, utilize the pull of interior pole 3 in hollow pole 2, can adjust the height of this device, can be with fixing between interior pole 3 and hollow pole 2 through the bolt, not hard up threaded shaft 6, make and rotate between casing 5 and the carrier frame 4, thereby can adjust the angle of this device and horizontal plane, utilize protection network 7 can be under the prerequisite of guaranteeing this device ventilation, play the guard action to this device, rotatory protection network 7, can unpack between protection network 7 and the casing 5 apart, thereby be convenient for clear up casing 5 inside, ventilator structure is fixed among the prior art has specifically been solved to this embodiment, be not convenient for carry out the problem of adjusting the inclination of ventilator.
The utility model provides an axial-flow fan as shown in fig. 1 and 5, motor 8 is located the inside of casing 5, be equipped with four connecting rods 9 between motor 8 and the casing 5, be fixed connection between connecting rod 9 and motor 8 and casing 5, the one end of motor 8 is equipped with connecting block 10, and is threaded connection between connecting block 10 and motor 8, the outside of connecting block 10 is equipped with four mounting brackets 11, the outside of mounting bracket 11 is equipped with flabellum 12, be equipped with screw thread post 13 between flabellum 12 and the mounting bracket 11, and be fixed connection between screw thread post 13 and flabellum 12;
the connecting rods 9 are uniformly distributed in an annular shape relative to the transverse horizontal center line of the motor 8, and the transverse horizontal center line of the connecting block 10 is superposed with the transverse horizontal center line of the motor 8;
a rotating structure is formed between the connecting block 10 and the motor 8, the mounting frames 11 are uniformly distributed in an annular shape about the horizontal central line of the connecting block 10, the motor 8 is started and matched with the output shaft of the motor 8, the connecting block 10 and the fan blades 12 can rotate, the air flow in the shell 5 is accelerated, and therefore the ventilation purpose is achieved;
The implementation mode is specifically as follows: through starter motor 8, the use of the 8 output shafts of cooperation motor, can rotate by connecting block 10 and flabellum 12, accelerate the inside air flow of casing 5, thereby realize the purpose of ventilation, connecting rod 9 can play the effect of support to motor 8, not hard up the screw between mounting bracket 11 and the connecting block 10, can pull down mounting bracket 11 and flabellum 12, be convenient for change monolithic flabellum 12, through threaded post 13, can make flabellum 12 rotate, be convenient for change the distortion angle of flabellum 12, thereby conveniently adjust the wind pressure, promote the practicality of this device, this embodiment has specifically solved the connection structure of axial-flow fan flabellum fixed among the prior art, undetachable, when making one of them flabellum damage, need to change all flabellums, and the angle of flabellum can not be adjusted, lead to the relatively poor problem of practicality.
The utility model discloses the theory of operation:
referring to the attached drawings 1-4 of the specification, the device is placed on an external horizontal plane through a foot pad of a base 1, the height of the device can be adjusted by pulling an inner rod 3 in a hollow rod 2, the inner rod 3 and the hollow rod 2 can be fixed through a bolt, a threaded shaft 6 is loosened, a shell 5 and a carrier frame 4 rotate, a protective net 7 is rotated, the protective net 7 and the shell 5 can be disassembled, and therefore the interior of the shell 5 can be cleaned conveniently;
referring to the attached drawings 1 and 5 of the specification, through the starting motor 8, the connecting block 10 and the fan blades 12 can be rotated in cooperation with the use of the output shaft of the motor 8, the air flow inside the casing 5 is accelerated, the connecting rod 9 can support the motor 8, screws between the mounting frame 11 and the connecting block 10 are loosened, the mounting frame 11 and the fan blades 12 can be detached, the fan blades 12 can be rotated through the threaded columns 13, and the twisting angle of the fan blades 12 can be changed conveniently.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. An axial-flow fan, includes base (1) and motor (8), its characterized in that: the top of the base (1) is provided with a hollow rod (2), the hollow rod (2) is fixedly connected with the base (1), an inner rod (3) is arranged inside the hollow rod (2), the top end of the inner rod (3) is provided with a carrier (4), the carrier (4) is fixedly connected with the inner rod (3), a casing (5) is arranged in the middle of the carrier (4), a threaded shaft (6) is arranged between the casing (5) and the carrier (4), two ends of the casing (5) are provided with protective nets (7), and the protective nets (7) are connected with the casing (5) through bolts;
motor (8) are located the inside of casing (5), be equipped with four connecting rods (9) between motor (8) and casing (5), be fixed connection between connecting rod (9) and motor (8) and casing (5), the one end of motor (8) is equipped with connecting block (10), and is threaded connection between connecting block (10) and motor (8), the outside of connecting block (10) is equipped with four mounting bracket (11), the outside of mounting bracket (11) is equipped with flabellum (12), be equipped with screw thread post (13) between flabellum (12) and mounting bracket (11), and be fixed connection between screw thread post (13) and flabellum (12).
2. An axial flow ventilator according to claim 1 in which: the bottom of base (1) is equipped with four pads, and the vertical central line of base (1) and the coincidence of the vertical central line of hollow rod (2).
3. An axial flow ventilator according to claim 1 in which: the inner side of the hollow rod (2) is attached to the outer side of the inner rod (3), and the hollow rod (2) and the inner rod (3) are fixed through bolts.
4. An axial flow ventilator according to claim 1 in which: the vertical center line of the carrier (4) is superposed with the vertical center line of the inner rod (3), and the shell (5) forms a rotating structure with the carrier (4) through the threaded shaft (6).
5. An axial flow ventilator according to claim 1 in which: the protective net (7) is symmetrical about the vertical central line of the machine shell (5), and the horizontal central line of the protective net (7) is superposed with the horizontal central line of the machine shell (5).
6. An axial flow ventilator according to claim 1 in which: the connecting rods (9) are uniformly distributed in an annular mode about the transverse horizontal center line of the motor (8), and the transverse horizontal center line of the connecting block (10) is overlapped with the transverse horizontal center line of the motor (8).
7. An axial flow ventilator according to claim 1 in which: constitute rotational structure between connecting block (10) and motor (8), and mounting bracket (11) are cyclic annular evenly distributed about the horizontal central line of connecting block (10).
8. An axial flow ventilator according to claim 1 in which: the positions of the fan blades (12) and the mounting rack (11) are in one-to-one correspondence, and the fan blades (12) are in threaded connection with the mounting rack (11) through threaded columns (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922005762.1U CN211573815U (en) | 2019-11-20 | 2019-11-20 | Axial-flow type ventilator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922005762.1U CN211573815U (en) | 2019-11-20 | 2019-11-20 | Axial-flow type ventilator |
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| Publication Number | Publication Date |
|---|---|
| CN211573815U true CN211573815U (en) | 2020-09-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922005762.1U Active CN211573815U (en) | 2019-11-20 | 2019-11-20 | Axial-flow type ventilator |
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| Country | Link |
|---|---|
| CN (1) | CN211573815U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114165467A (en) * | 2021-11-04 | 2022-03-11 | 金盛海洋科技有限公司 | Glass fiber reinforced plastic acid and alkali resistant fan |
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2019
- 2019-11-20 CN CN201922005762.1U patent/CN211573815U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114165467A (en) * | 2021-11-04 | 2022-03-11 | 金盛海洋科技有限公司 | Glass fiber reinforced plastic acid and alkali resistant fan |
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