CN215927860U - Cabinet type centrifugal ventilator - Google Patents
Cabinet type centrifugal ventilator Download PDFInfo
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- CN215927860U CN215927860U CN202122588876.0U CN202122588876U CN215927860U CN 215927860 U CN215927860 U CN 215927860U CN 202122588876 U CN202122588876 U CN 202122588876U CN 215927860 U CN215927860 U CN 215927860U
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- transverse sliding
- longitudinal
- driving motor
- mounting rack
- limiting rod
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Abstract
A cabinet type centrifugal ventilator comprises a box body and a fan volute; a driven shaft is arranged in the fan volute; one end of the driven shaft penetrates through and is connected with a first belt pulley; a driving motor is fixed on the outer side of the box body; the driving motor is connected with a second belt pulley; the first belt pulley is in transmission connection with the second belt pulley through a belt, and a bottom frame is arranged below the box body; the side edge of the underframe is provided with a front longitudinal installation frame and a rear longitudinal installation frame; the front longitudinal mounting rack and the rear longitudinal mounting rack are provided with transverse sliding rails; the transverse sliding rail is transversely and slidably connected with a transverse sliding block; the driving motor is fixed on the transverse sliding rail through the transverse sliding block; two longitudinal limiting rods are further mounted on the transverse sliding rails; and the longitudinal limiting rod is also in threaded connection with a limiting bolt. The utility model can adjust the position of the driving motor on the transverse sliding rail, thereby adjusting the tightness of the belt.
Description
Technical Field
The utility model relates to a cabinet type centrifugal ventilator.
Background
The existing cabinet type centrifugal ventilator generally comprises a box body, a fan volute, a fan impeller and a driving motor, for example, a fan box with application number 202020959597.3, wherein the driving motor is driven by the fan impeller in a belt transmission manner, but after the fan box is used for a long time, the belt is easy to loosen, so that the cabinet type centrifugal ventilator capable of adjusting the tightness of the belt is needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a cabinet type centrifugal ventilator capable of adjusting the tightness of a belt.
In order to solve the technical problems, the technical scheme of the cabinet type centrifugal ventilator provided by the utility model is as follows:
comprises a box body and a fan volute arranged in the box body; a fan impeller and a driven shaft are arranged in the fan volute; one end of the driven shaft is connected with the fan impeller, and the other end of the driven shaft penetrates through the box body to be connected with a first belt pulley; a driving motor is fixed on the outer side of the box body; the driving motor is connected with a second belt pulley; the first belt pulley is in transmission connection with the second belt pulley through a belt, and a bottom frame is arranged below the box body; the side edge of the underframe is provided with a front longitudinal installation frame and a rear longitudinal installation frame which are integrated with the underframe; a plurality of transverse sliding rails which are longitudinally arranged are arranged on the front longitudinal mounting frame and the rear longitudinal mounting frame; two ends of the transverse slide rail are respectively fixed on the front longitudinal mounting rack and the rear longitudinal mounting rack; the transverse sliding rails are connected with transverse sliding blocks in a transverse sliding mode; the driving motor is fixed on the transverse sliding rail through the transverse sliding block; a screw rod is connected above the transverse sliding block; the upper end of the screw penetrates through the driving motor and is connected with a first nut; two longitudinal limiting rods are further mounted on the transverse sliding rails; the two longitudinal limiting rods are respectively positioned at two sides of the driving motor; the longitudinal limiting rod is transversely connected to the plurality of transverse sliding rails in a sliding manner; the longitudinal limiting rod is in threaded connection with a locking bolt; the bottom end of the locking bolt penetrates through the transverse slide rail and is in threaded connection with the longitudinal limiting rod; the longitudinal limiting rod is also in threaded connection with a limiting bolt; the bottom end of the limiting bolt penetrates through the longitudinal limiting rod and abuts against the side edge of the driving motor.
Longitudinal adjusting grooves used for connecting the transverse sliding rails are formed in the front longitudinal mounting frame and the rear longitudinal mounting frame; the front longitudinal mounting frame and the rear longitudinal mounting frame are connected with the transverse sliding rail through fixing bolts; the fixing bolt penetrates through the longitudinal adjusting groove and the transverse sliding rail to be in threaded connection with the second nut.
Two transverse sliding rails are mounted on the front longitudinal mounting frame and the rear longitudinal mounting frame, and each transverse sliding rail is connected with two transverse sliding blocks in a sliding manner; the two transverse sliding blocks are respectively connected to two ends of the driving motor.
A connecting block corresponding to the transverse sliding rail is connected below the longitudinal limiting rod; the connecting block is transversely connected to the transverse sliding rail in a sliding manner.
A third nut integrated with the longitudinal limiting rod is arranged above the longitudinal limiting rod; the locking bolt is connected with the longitudinal limiting rod through a third nut in a threaded connection mode.
The utility model can achieve the technical effects that: the utility model can adjust the position of the driving motor on the transverse sliding rail, thereby changing the distance between the first belt pulley and the second belt pulley and further adjusting the tightness of the belt.
Drawings
The utility model is described in further detail below with reference to the following figures and detailed description:
FIG. 1 is a schematic structural diagram of a cabinet type centrifugal fan of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is an exploded view of a cabinet centrifugal fan according to the present invention;
FIG. 4 is an enlarged view of portion B of FIG. 3;
FIG. 5 is a schematic view of the attachment of the longitudinal check rod;
fig. 6 is a schematic view of the attachment of the lateral slider.
Detailed Description
The utility model is explained in further detail below with reference to the drawings.
See fig. 1-6.
A cabinet type centrifugal ventilator comprises a box body 1 and a fan volute arranged in the box body 1; a fan impeller and a driven shaft 2 are arranged in the fan volute; one end of the driven shaft 2 is connected with the fan impeller, and the other end of the driven shaft penetrates through the box body 1 and is connected with a first belt pulley 3; a driving motor 4 is fixed on the outer side of the box body 1; the driving motor 4 is connected with a second belt pulley 5; the first belt pulley 3 is in transmission connection with the second belt pulley 5 through a belt 41, and a bottom frame 6 is arranged below the box body 1; the side edge of the underframe 6 is provided with a front longitudinal installation rack 7 and a rear longitudinal installation rack 8 which are integrated with the underframe; a plurality of transverse slide rails 9 which are longitudinally arranged are arranged on the front longitudinal mounting rack 7 and the rear longitudinal mounting rack 8; two ends of the transverse slide rail 9 are respectively fixed on the front longitudinal mounting rack 7 and the rear longitudinal mounting rack 8; the transverse sliding rails 9 are transversely connected with transverse sliding blocks 10 in a sliding manner; the driving motor 4 is fixed on the transverse sliding rail 9 through a transverse sliding block 10; a screw rod 11 is connected above the transverse sliding block 10; the upper end of the screw rod 11 penetrates through the driving motor 4 and is connected with a first nut 12; two longitudinal limiting rods 13 are further mounted on the transverse sliding rails 9; the two longitudinal limiting rods 13 are respectively positioned at two sides of the driving motor 4; the longitudinal limiting rod 13 is transversely connected to the plurality of transverse sliding rails 9 in a sliding manner; the longitudinal limiting rod 13 is in threaded connection with a locking bolt 14; the bottom end of the locking bolt 14 penetrates through the transverse slide rail 9 and is in threaded connection with the longitudinal limiting rod 13; the longitudinal limiting rod 13 is also in threaded connection with a limiting bolt 15; the bottom end of the limit bolt 15 passes through the longitudinal limit rod 13 and abuts against the side edge of the driving motor 4.
Specifically, the front longitudinal mounting rack 7 and the rear longitudinal mounting rack 8 are provided with longitudinal adjusting grooves 21 for connecting the transverse slide rails 9; the front longitudinal mounting rack 7 and the rear longitudinal mounting rack 8 are connected with the transverse slide rail 9 through fixing bolts 22; the fixing bolt 22 passes through the longitudinal adjusting groove 21 and the transverse slide rail 9 to be in threaded connection with a second nut 23.
Specifically, two transverse slide rails 9 are mounted on the front longitudinal mounting frame 7 and the rear longitudinal mounting frame 8, and each transverse slide rail 9 is connected with two transverse slide blocks 10 in a sliding manner; the two transverse sliding blocks 10 are respectively connected to two ends of the driving motor 4.
Specifically, a connecting block 31 corresponding to the transverse slide rail 9 is connected below the longitudinal limiting rod 13; the connecting block 31 is transversely and slidably connected to the transverse sliding rail 9.
Specifically, a third nut 32 integrated with the longitudinal limiting rod 13 is arranged above the longitudinal limiting rod; the locking bolt 14 is threadedly connected to the longitudinal restraint rod 13 by a threaded third nut 32.
Instructions for use: in the utility model, on the aspect of adjusting the tightness of the belt 41, the tightness of the belt 41 is adjusted by changing the distance between the first belt pulley 3 and the second belt pulley 5, and the tightness of the belt 41 is adjusted by changing the distance between the first belt pulley 3 and the second belt pulley 5 by moving the position of the driving motor 4; specifically, when the tightness of the belt 41 needs to be adjusted, the locking bolt 14 needs to be loosened firstly, and the longitudinal limiting rod 13 can move transversely on the transverse sliding rail 9, the first nut 12 is then unscrewed, whereupon the drive motor 4 and the transverse slide 10 can be moved transversely on the transverse slide 9, by moving the drive motor 4 to the desired position, the longitudinal restraint rod 13 is then moved to a position where fine adjustment of the distance of the drive motor 4 is possible and the locking bolt 14 is tightened, at this time, the longitudinal limiting rods 13 at the two sides of the driving motor 4 can finely adjust the driving motor 4 by rotating the limiting bolts 15, the bottom ends of the limiting bolts 15 penetrate through the longitudinal limiting rods 13 and abut against the side edges of the driving motor 4 until the driving motor 4 is locked by the limiting bolts 15 at the two sides, then the first nut 12 is screwed, and the position of the driving motor 4 is completely fixed and is not easy to loosen; preferably, the front longitudinal mounting frame 7 and the rear longitudinal mounting frame 8 are provided with longitudinal adjusting grooves 21 for connecting the transverse sliding rails 9, the front longitudinal mounting frame 7 and the rear longitudinal mounting frame 8 are both connected with the transverse sliding rails 9 through fixing bolts 22, and the transverse sliding rails 9 can be installed on the front longitudinal mounting frame 7 and the rear longitudinal mounting frame 8 according to the requirement.
Claims (5)
1. A cabinet type centrifugal ventilator comprises a box body (1) and a fan volute arranged in the box body (1); a fan impeller and a driven shaft (2) are arranged in the fan volute; one end of the driven shaft (2) is connected with the fan impeller, and the other end of the driven shaft penetrates through the box body (1) and is connected with a first belt pulley (3); a driving motor (4) is fixed on the outer side of the box body (1); the driving motor (4) is connected with a second belt pulley (5); first belt pulley (3) pass through belt (41) transmission with second belt pulley (5) and are connected, its characterized in that: an underframe (6) is arranged below the box body (1); the side edge of the underframe (6) is provided with a front longitudinal mounting rack (7) and a rear longitudinal mounting rack (8) which are integrated with the underframe; a plurality of transverse sliding rails (9) which are longitudinally arranged are arranged on the front longitudinal mounting rack (7) and the rear longitudinal mounting rack (8); two ends of the transverse sliding rail (9) are respectively fixed on the front longitudinal mounting rack (7) and the rear longitudinal mounting rack (8); the transverse sliding rails (9) are transversely connected with transverse sliding blocks (10) in a sliding manner; the driving motor (4) is fixed on the transverse sliding rail (9) through a transverse sliding block (10); a screw rod (11) is connected above the transverse sliding block (10); the upper end of the screw rod (11) penetrates through the driving motor (4) to be connected with a first nut (12); two longitudinal limiting rods (13) are further mounted on the transverse sliding rails (9); the two longitudinal limiting rods (13) are respectively positioned at two sides of the driving motor (4); the longitudinal limiting rod (13) is transversely connected to the plurality of transverse sliding rails (9) in a sliding manner; the longitudinal limiting rod (13) is in threaded connection with a locking bolt (14); the bottom end of the locking bolt (14) penetrates through the transverse slide rail (9) to be in threaded connection with the longitudinal limiting rod (13); the longitudinal limiting rod (13) is also in threaded connection with a limiting bolt (15); the bottom end of the limiting bolt (15) penetrates through the longitudinal limiting rod (13) and abuts against the side edge of the driving motor (4).
2. A cabinet centrifugal ventilator according to claim 1, wherein: longitudinal adjusting grooves (21) used for connecting the transverse sliding rails (9) are formed in the front longitudinal mounting rack (7) and the rear longitudinal mounting rack (8); the front longitudinal mounting rack (7) and the rear longitudinal mounting rack (8) are connected with the transverse sliding rail (9) through fixing bolts (22); the fixing bolt (22) penetrates through the longitudinal adjusting groove (21) and the transverse sliding rail (9) to be in threaded connection with the second nut (23).
3. A cabinet centrifugal ventilator according to claim 1, wherein: two transverse sliding rails (9) are arranged on the front longitudinal mounting frame (7) and the rear longitudinal mounting frame (8), and each transverse sliding rail (9) is connected with two transverse sliding blocks (10) in a sliding manner; the two transverse sliding blocks (10) are respectively connected to two ends of the driving motor (4).
4. A cabinet centrifugal ventilator according to claim 1, wherein: a connecting block (31) corresponding to the transverse sliding rail (9) is connected below the longitudinal limiting rod (13); the connecting block (31) is transversely connected to the transverse sliding rail (9) in a sliding manner.
5. A cabinet centrifugal ventilator according to claim 1 or 4, wherein: a third nut (32) integrated with the longitudinal limiting rod (13) is arranged above the longitudinal limiting rod; the locking bolt (14) is connected with the longitudinal limiting rod (13) through a third nut (32) in a threaded connection mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122588876.0U CN215927860U (en) | 2021-10-27 | 2021-10-27 | Cabinet type centrifugal ventilator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122588876.0U CN215927860U (en) | 2021-10-27 | 2021-10-27 | Cabinet type centrifugal ventilator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215927860U true CN215927860U (en) | 2022-03-01 |
Family
ID=80403614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122588876.0U Active CN215927860U (en) | 2021-10-27 | 2021-10-27 | Cabinet type centrifugal ventilator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215927860U (en) |
-
2021
- 2021-10-27 CN CN202122588876.0U patent/CN215927860U/en active Active
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