CN217950716U

CN217950716U - Special centrifugal fan for high-pressure boiler

Info

Publication number: CN217950716U
Application number: CN202222405353.2U
Authority: CN
Inventors: 崔汝龙; 张焕美; 王康启
Original assignee: Qingdao Yongsheng Changfan Technology Co ltd
Current assignee: Qingdao Yongsheng Changfan Technology Co ltd
Priority date: 2022-09-07
Filing date: 2022-09-07
Publication date: 2022-12-02
Anticipated expiration: 2032-09-07

Abstract

The utility model belongs to the technical field of the special centrifugal fan of high-pressure boiler technical field, especially, a special centrifugal fan of high-pressure boiler to the special centrifugal fan of current high-pressure boiler, when removing centrifuge, do not have the function to its protection, lead to the problem that centrifuge collided with easily, now propose following scheme, it is including docking the seat, rotate on docking the top inner wall of seat and be connected with the longitudinal axis, the one end fixedly connected with initiative bevel gear of longitudinal axis, docking the seat internal rotation and being connected with horizontal screw, the driven bevel gear of fixedly connected with on the horizontal screw, driven bevel gear meshes with the initiative bevel gear mutually, and longitudinal axis accessible initiative bevel gear drives driven bevel gear and rotates, and equal fixed mounting has spacing seat on docking the both sides inner wall, and the front side and the rear side of docking the seat all are equipped with first guard plate. The utility model discloses simple structure when removing centrifuge, can protect it, avoids centrifuge to collide with the damage, makes things convenient for people to use.

Description

Special centrifugal fan for high-pressure boiler

Technical Field

The utility model relates to a special centrifugal fan technical field of high-pressure boiler especially relates to a special centrifugal fan of high-pressure boiler.

Background

The centrifugal fan mainly has: the impeller is a main work-doing component for generating wind pressure and transmitting energy; the casing is mainly used for introducing gas and discharging gas, and simultaneously converting partial kinetic energy of the gas into pressure energy; the coupling is used for connecting the motor and the fan and transmitting torque; the shaft is provided with and fixes the impeller and is connected with the motor through the coupling. The existing centrifugal ventilator special for the high-pressure boiler has no protection function when moving the centrifugal machine, and the centrifugal machine is easy to collide.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the special centrifugal fan of current high pressure boiler, when removing centrifuge, do not have the function to its protection, lead to the shortcoming that centrifuge collided with easily, and the special centrifugal fan of high pressure boiler who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a special centrifugal fan of high-pressure boiler, including docking cradle, it is connected with the longitudinal axis to rotate on docking cradle's the top inner wall, the one end fixedly connected with initiative bevel gear of longitudinal axis, docking cradle internal rotation is connected with horizontal screw, fixedly connected with driven bevel gear on the horizontal screw, driven bevel gear meshes with the initiative bevel gear mutually, longitudinal axis accessible initiative bevel gear drives driven bevel gear and rotates, equal fixed mounting has spacing seat on docking cradle's the both sides inner wall, front side and rear side to docking cradle all are equipped with first guard plate, left side and right side to docking cradle all are equipped with the second guard plate, be equipped with protection machanism in the docking cradle, protection machanism is connected with two first guard plates and two second guard plates.

Preferably, the horizontal screw is connected with two adjusting blocks through threads, the two adjusting blocks are fixedly connected with connecting plates, and one ends of the two connecting plates are fixedly connected with clamping seats.

Preferably, protection machanism includes the winding wheel, two first haulage ropes, two first spouts, two first sliders, two second haulage ropes, two second spouts and two second sliders, winding wheel and longitudinal axis fixed connection, two first haulage ropes all are connected with the winding wheel, two first spouts are located respectively on two first guard plates, two first sliders respectively with two first spout sliding connection, two spacing seats are passed respectively and are connected with two first sliders to the one end of two first haulage ropes, two first haulage ropes can drive two first sliders and slide in two first spouts.

Preferably, two second haulage ropes are connected with two regulating blocks respectively, and on two second guard plates were located respectively to two second spouts, two second sliders were connected with two second spouts sliding connection respectively, and the one end of two second haulage ropes passed the both sides of butt joint seat respectively and was connected with two second sliders, and fixed mounting has the motor in the butt joint seat, the output shaft and the longitudinal axis fixed connection of motor.

Compared with the prior art, the utility model has the advantages of:

(1) This scheme has driven bevel gear owing to set up and has driven horizontal screw and rotate, and horizontal screw drives two regulating blocks and is close to each other, and two regulating blocks drive two grip slipper through two connecting plates and are close to each other, have realized fixed purpose.

(2) This scheme is owing to set up the winding wheel and carries out the rolling to two first haulage ropes, and two first haulage ropes drive two first sliders and slide in two first spouts to make the one end of two first guard plates press close to the butt joint seat, two second haulage ropes of two regulating blocks pulling drive two second and slide in two second spouts, and make the one end of two second guard plates press close to the butt joint seat, realized the purpose of protection simultaneously.

The utility model discloses simple structure when removing centrifuge, can protect it, avoids centrifuge to collide with the damage, makes things convenient for people to use.

Drawings

Fig. 1 is a schematic structural view of a centrifugal ventilator special for a high-pressure boiler according to the present invention;

fig. 2 is a schematic perspective view of an adjusting block of a centrifugal ventilator for a high pressure boiler according to the present invention;

fig. 3 is a schematic view of the overlooking structure of the docking seat of the centrifugal ventilator special for the high-pressure boiler provided by the utility model.

In the figure: 1. a docking station; 2. a longitudinal axis; 3. a drive bevel gear; 4. a horizontal screw; 5. a driven bevel gear; 6. a limiting seat; 7. a first guard plate; 8. a second guard plate; 9. an adjusting block; 10. a connecting plate; 11. a clamping seat; 12. a winding wheel; 13. a first pull cord; 14. a first chute; 15. a first slider; 16. a second pull cord; 17. a second chute; 18. a second slider; 19. a motor; 20. an electric push rod; 21. a base.

Detailed Description

The technical solutions in the present embodiment will be clearly and completely described below with reference to the drawings in the present embodiment, and it is obvious that the described embodiments are only a part of the embodiments, and not all of the embodiments.

Example one

Referring to fig. 1-3, a special centrifugal fan of high-pressure boiler, including docking seat 1, it is connected with longitudinal axis 2 to rotate on docking seat 1's the top inner wall, the one end fixedly connected with drive bevel gear 3 of longitudinal axis 2, docking seat 1 internal rotation is connected with horizontal screw rod 4, fixedly connected with driven bevel gear 5 on the horizontal screw rod 4, driven bevel gear 5 meshes with drive bevel gear 3 mutually, longitudinal axis 2 accessible drive bevel gear 3 drives driven bevel gear 5 and rotates, equal fixed mounting has spacing seat 6 on docking seat 1's the both sides inner wall, docking seat 1's front side and rear side all are equipped with first guard plate 7, docking seat 1's left side and right side all are equipped with second guard plate 8, be equipped with protection mechanism in docking seat 1, protection mechanism is connected with two first guard plates 7 and two second guard plates 8.

In this embodiment, threaded connection has two regulating blocks 9 on horizontal screw 4, equal fixedly connected with connecting plate 10 on two regulating blocks 9, the equal fixedly connected with grip slipper 11 of one end of two connecting plates 10.

In this embodiment, the protection mechanism includes winding wheel 12, two first haulage ropes 13, two first chutes 14, two first sliders 15, two second haulage ropes 16, two second chutes 17 and two second sliders 18, winding wheel 12 and longitudinal shaft 2 are fixedly connected, two first haulage ropes 13 are all connected with winding wheel 12, two first chutes 14 are respectively located on two first protection plates 7, two first sliders 15 are respectively connected with two first chutes 14 in a sliding manner, one end of two first haulage ropes 13 is respectively passed through two limiting seats 6 and is connected with two first sliders 15, two first haulage ropes 13 can drive two first sliders 15 to slide in two first chutes 14.

In this embodiment, two second haulage ropes 16 are connected with two regulating blocks 9 respectively, and on two second guard plates 8 were located respectively to two second spouts 17, two second sliders 18 respectively with two second spouts 17 sliding connection, two second haulage ropes 16's one end passed the both sides of butt joint seat 1 respectively and was connected with two second sliders 18, and fixed mounting has motor 19 in the butt joint seat 1, motor 19's output shaft and longitudinal axis 2 fixed connection.

The working principle is as follows: when using this device, put the ventilation blower between two grip slipper 11, starter motor 19, motor 19's output shaft drives longitudinal shaft 2 and rotates, longitudinal shaft 2 drives driven bevel gear 5 through initiative bevel gear 3 and rotates, driven bevel gear 5 drives horizontal screw rod 4 and rotates, horizontal screw rod 4 drives two regulating blocks 9 and is close to each other, two regulating blocks 9 drive two grip slipper 11 through two connecting plates 10 and are close to each other, and fix the ventilation blower, longitudinal shaft 2 drives winding wheel 12 and rotates simultaneously, winding wheel 12 rolls two first haulage ropes 13, two first haulage ropes 13 drive two first sliders 15 and slide in two first spouts 14, and make the one end of two first guard plates 7 press close to butt joint seat 1, two second haulage ropes 16 of two regulation blocks 9 pulling drive two smooth 18 of second and slide in two second spouts 17 simultaneously, and make the one end of two second guard plates 8 press close to butt joint seat 1 and protect the ventilation blower.

Example two

Referring to fig. 1-3, a special centrifugal fan for high-pressure boiler, including docking seat 1, it is connected with longitudinal shaft 2 to rotate on docking seat 1's the top inner wall, the one end welded connection of longitudinal shaft 2 has drive bevel gear 3, docking seat 1 internal rotation is connected with horizontal screw 4, welded connection has driven bevel gear 5 on the horizontal screw 4, driven bevel gear 5 meshes with drive bevel gear 3 mutually, longitudinal shaft 2 accessible drive bevel gear 3 drives driven bevel gear 5 and rotates, it has spacing seat 6 all to weld on docking seat 1's the both sides inner wall, docking seat 1's front side and rear side all are equipped with first guard plate 7, docking seat 1's left side and right side all are equipped with second guard plate 8, be equipped with protection mechanism in docking seat 1, protection mechanism is connected with two first guard plates 7 and two second guard plates 8.

In this embodiment, threaded connection has two regulating blocks 9 on horizontal screw 4, and equal welded connection has connecting plate 10 on two regulating blocks 9, and the equal welded connection of one end of two connecting plates 10 has grip slipper 11.

In this embodiment, the protection mechanism includes a winding wheel 12, two first pulling ropes 13, two first sliding grooves 14, two first sliding blocks 15, two second pulling ropes 16, two second sliding grooves 17, and two second sliding blocks 18, the winding wheel 12 is connected to the longitudinal shaft 2 by welding, both the two first pulling ropes 13 are connected to the winding wheel 12, the two first sliding grooves 14 are respectively disposed on the two first protection plates 7, the two first sliding blocks 15 are respectively connected to the two first sliding grooves 14 by sliding, one end of each of the two first pulling ropes 13 passes through the two limiting seats 6 and is connected to the two first sliding blocks 15, and the two first pulling ropes 13 can drive the two first sliding blocks 15 to slide in the two first sliding grooves 14.

In this embodiment, two second haulage ropes 16 are connected with two regulating blocks 9 respectively, and on two second guard plates 8 were located respectively to two second spouts 17, two second sliders 18 respectively with two second spouts 17 sliding connection, two second haulage ropes 16's one end passed the both sides of butt joint seat 1 respectively and was connected with two second sliders 18, and butt joint seat 1 is interior welded and is installed motor 19, and motor 19's output shaft and longitudinal axis 2 welded connection.

In this embodiment, the bottom of the docking station 1 is welded with an electric push rod 20, the bottom of the docking station 1 is provided with a base 21, and the electric push rod 20 is located in the base 21.

In this embodiment, the difference between the second embodiment and the first embodiment is: electric putter 20 drives and moves up docking seat 1, and all structures in this application can all carry out the selection of material and length according to the in-service use condition, and the drawing is the schematic structure chart, and suitable adjustment can be made to specific actual dimensions.

The above descriptions are only preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to, replaced or changed.

Claims

1. A special centrifugal fan for a high-pressure boiler comprises a butt joint seat (1) and is characterized in that a longitudinal shaft (2) is connected to the inner wall of the top of the butt joint seat (1) in a rotating mode, a driving bevel gear (3) is fixedly connected to one end of the longitudinal shaft (2), a horizontal screw (4) is connected to the butt joint seat (1) in a rotating mode, a driven bevel gear (5) is fixedly connected to the horizontal screw (4), the driven bevel gear (5) is meshed with the driving bevel gear (3), limiting seats (6) are fixedly mounted on the inner walls of the two sides of the butt joint seat (1), first protection plates (7) are arranged on the front side and the rear side of the butt joint seat (1), second protection plates (8) are arranged on the left side and the right side of the butt joint seat (1), a protection mechanism is arranged in the butt joint seat (1), and the protection mechanism is connected with the two first protection plates (7) and the two second protection plates (8);

two adjusting blocks (9) are connected to the horizontal screw (4) in a threaded manner, connecting plates (10) are fixedly connected to the two adjusting blocks (9), and clamping seats (11) are fixedly connected to one ends of the two connecting plates (10);

protection machanism includes winding wheel (12), two first haulage rope (13), two first spout (14), two first slider (15), two second haulage rope (16), two second spout (17) and two second slider (18), winding wheel (12) and longitudinal axis (2) fixed connection, two first haulage rope (13) all are connected with winding wheel (12), two first spout (14) are located respectively on two first guard plates (7), two first slider (15) respectively with two first spout (14) sliding connection, the one end of two first haulage rope (13) is passed two spacing seats (6) respectively and is connected with two first slider (15).

2. The centrifugal ventilator special for the high-pressure boiler according to claim 1, wherein two second pulling ropes (16) are respectively connected with the two adjusting blocks (9), the two second sliding grooves (17) are respectively arranged on the two second protection plates (8), the two second sliding blocks (18) are respectively connected with the two second sliding grooves (17) in a sliding manner, and one ends of the two second pulling ropes (16) respectively penetrate through two sides of the docking seat (1) and are connected with the two second sliding blocks (18).

3. The centrifugal ventilator special for the high-pressure boiler according to the claim 1 is characterized in that a motor (19) is fixedly installed in the butt joint seat (1), and an output shaft of the motor (19) is fixedly connected with the longitudinal shaft (2).