CN212803706U - Dust exhausting fan transmission structure - Google Patents
Dust exhausting fan transmission structure Download PDFInfo
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- CN212803706U CN212803706U CN202021684786.0U CN202021684786U CN212803706U CN 212803706 U CN212803706 U CN 212803706U CN 202021684786 U CN202021684786 U CN 202021684786U CN 212803706 U CN212803706 U CN 212803706U
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- transmission structure
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Abstract
The utility model discloses a dust removal fan transmission structure, which comprises a fan body, wherein a support frame is fixedly connected to the outer side of the fan body, a drive shaft is fixedly connected to one side of the fan body, a transmission shaft is arranged on one side of the drive shaft, a fan is fixedly connected to one side of the transmission shaft, a knob is arranged at the top of the drive shaft, and a rotating shaft is fixedly connected to the bottom of the knob; through the roller bearing lead screw of design, spacing fixture block, spacing draw-in groove and removal fixture block, this dust exhausting fan transmission structure of being convenient for drives the roller bearing lead screw through rotating the knob and rotates in the use, then the roller bearing lead screw drives the movable block and moves the fixture block with transmission shaft and drive shaft activity joint to avoid traditional fixed connection mode to dismantle the problem of overhauing the difficulty, simplified staff greatly and dismantled the maintenance operation, improved staff's work efficiency, strengthened the practicality and the convenience of this transmission structure.
Description
Technical Field
The utility model belongs to the technical field of the transmission structure, concretely relates to dust exhausting fan transmission structure.
Background
The fan is a driven fluid machine which increases the gas pressure and discharges gas by means of the input mechanical energy, is a short form of Chinese habit for gas compression and gas conveying machinery, and generally comprises a ventilator, a blower and a wind driven generator, and is widely used for ventilation, dust exhaust and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings, and ventilation and induced air of boilers and industrial furnaces and kilns; cooling and ventilation in air conditioning equipment and household appliances; drying and selecting grain, wind tunnel wind source and air cushion boat inflating and propelling.
The existing transmission structure of the dust removal fan is generally characterized in that a transmission shaft is directly and fixedly connected with a motor driving shaft in the using process, so that the problem that the follow-up transmission is influenced due to the fact that disassembly and abrasion are extremely easy to cause when the transmission shaft is too complicated to overhaul and operate is caused, and the transmission structure of the dust removal fan is provided for this reason.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a dust exhausting fan transmission structure to propose current dust exhausting fan transmission structure in solving above-mentioned background art in the use, all be transmission shaft and the direct fixed connection of motor drive axle usually, thereby cause the transmission shaft to overhaul the operation when too loaded down with trivial details, still very easily cause the problem of dismantling the follow-up transmission of wearing and tearing influence.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a dust exhausting fan transmission structure, includes the fan body, the outside fixedly connected with support frame of fan body, one side fixedly connected with drive shaft of fan body, one side of drive shaft is provided with the transmission shaft, one side fixedly connected with fan of transmission shaft, the top of drive shaft is provided with the knob, the bottom fixedly connected with axis of rotation of knob, the fixed slot has been seted up to the both sides of axis of rotation, one side fixedly connected with reset spring of fixed slot, one side fixedly connected with joint piece of reset spring, the roller bearing lead screw has been cup jointed in the bottom activity of axis of rotation, the movable block has been cup jointed in the outside activity of roller bearing lead screw, the bottom fixedly connected with of movable block removes the fixture block.
Preferably, the inner side of the support frame is fixedly connected with a fixed baffle, the inner side of the fixed baffle is fixedly connected with an annular clamping block, the inner side of the annular clamping block is movably sleeved with a roller, and the inner side of the roller is fixedly connected with a fixed shaft.
Preferably, the bottom of the roller lead screw is fixedly connected with a limiting clamping block, the upper surface of the inner wall of the driving shaft is provided with a limiting clamping groove matched with the limiting clamping block, and the limiting clamping block is movably sleeved on the inner side of the limiting clamping groove.
Preferably, a fixed clamping groove is formed in the surface of one side of the transmission shaft, and the movable clamping block and the movable block are movably clamped on the inner side of the fixed clamping groove.
Preferably, the top of the roller lead screw is fixedly connected with a limiting rotating block, the limiting rotating block is provided with a limiting groove, and the limiting rotating block is rotatably sleeved on the inner side of the limiting groove.
Preferably, one side of the clamping block is provided with a clamping groove, and the clamping block is movably clamped on the inner side of the clamping groove.
Preferably, the number of the fixing shafts and the number of the rollers are ten, and the ten fixing shafts and the ten rollers are uniformly distributed on the inner side surface of the annular clamping block.
Compared with the prior art, the beneficial effects of the utility model are that:
1. through the roller bearing lead screw of design, spacing fixture block, spacing draw-in groove and removal fixture block, this dust exhausting fan transmission structure of being convenient for drives the roller bearing lead screw through rotating the knob and rotates in the use, then the roller bearing lead screw drives the movable block and moves the fixture block with transmission shaft and drive shaft activity joint to avoid traditional fixed connection mode to dismantle the problem of overhauing the difficulty, simplified staff greatly and dismantled the maintenance operation, improved staff's work efficiency, strengthened the practicality and the convenience of this transmission structure.
2. Through the fixed stop of design, annular fixture block, fixed axle and gyro wheel this dust exhausting fan transmission structure of being convenient for in the use, through with the rotatory cup joint in the inboard of annular fixture block of transmission shaft, then reduce frictional force under the effect of fixed axle in the gyro wheel to promote rotation efficiency, avoid the excessive wearing and tearing of transmission shaft, when having improved the life of axis of rotation greatly, strengthened this revolution mechanic's high efficiency and practicality.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the front cross-sectional structure of the roller screw of the present invention;
fig. 3 is a schematic structural view of a portion a in fig. 1 according to the present invention;
fig. 4 is a schematic side view of the annular fixture block of the present invention.
In the figure: 1. a fan body; 2. a support frame; 3. a drive shaft; 4. a drive shaft; 5. a fan; 6. fixing a baffle plate; 7. a knob; 8. a roller screw rod; 9. a limiting clamping block; 10. a limiting clamping groove; 11. moving the fixture block; 12. a movable block; 13. a rotating shaft; 14. a limiting rotating block; 15. fixing grooves; 16. a return spring; 17. a clamping block; 18. a clamping groove; 19. a limiting groove; 20. an annular fixture block; 21. a fixed shaft; 22. and a roller.
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. 1-4, the present invention provides a technical solution: the utility model provides a dust exhausting fan transmission structure, including fan body 1, fan body 1's outside fixedly connected with support frame 2, one side fixedly connected with drive shaft 3 of fan body 1, one side of drive shaft 3 is provided with transmission shaft 4, one side fixedly connected with fan 5 of transmission shaft 4, the top of drive shaft 3 is provided with knob 7, the bottom fixedly connected with axis of rotation 13 of knob 7, fixed slot 15 has been seted up to axis of rotation 13's both sides, one side fixedly connected with reset spring 16 of fixed slot 15, one side fixedly connected with joint piece 17 of reset spring 16, roller bearing lead screw 8 has been cup jointed in the bottom activity of axis of rotation 13, movable block 12 has been cup jointed in the outside activity of roller bearing lead screw 8, the bottom fixedly connected with of movable block.
In this embodiment, at first, remove the installation with knob 7 to drive shaft 3, knob 7 removes and drives axis of rotation 13 and remove, axis of rotation 13 drives fixed slot 15 and reset spring 16 downstream and accomplishes the joint with roller bearing lead screw 8, then rotate knob 7, knob 7 rotates and drives roller bearing lead screw 8 and rotate, roller bearing lead screw 8 rotates and drives two movable blocks 12 and remove, movable block 12 removes and drives movable fixture block 11 and accomplish the joint in transmission shaft 4, then upward movement takes out knob 7, avoid knob 7 to influence follow-up rotation, thereby avoid traditional fixed connection mode to dismantle the problem of overhauing the difficulty, the staff has been simplified greatly and has been dismantled the maintenance operation, staff's work efficiency has been improved, the practicality and the convenience of this transmission structure have been strengthened.
Specifically, the inner side of the support frame 2 is fixedly connected with a fixed baffle 6, the inner side of the fixed baffle 6 is fixedly connected with an annular fixture block 20, the inner side of the annular fixture block 20 is movably sleeved with a roller 22, and the inner side of the roller 22 is fixedly connected with a fixed shaft 21.
In this embodiment, at first cup joint 4 activities of transmission shaft in the inboard of annular fixture block 20, when transmission shaft 4 offered the rotation, can reduce frictional force under the effect of fixed axle 21 and gyro wheel 22 to promote rotation efficiency, avoid transmission shaft 4 excessive wear, when having improved transmission shaft 4's life greatly, strengthened this revolution mechanic's high efficiency and practicality.
Specifically, the bottom of the roller lead screw 8 is fixedly connected with a limiting clamping block 9, the inner wall upper surface of the driving shaft 3 is provided with a limiting clamping groove 10 matched with the limiting clamping block 9, and the limiting clamping block 9 is movably sleeved on the inner side of the limiting clamping groove 10.
In this embodiment, in order to avoid the position deviation of the roller lead screw 8 during the rotation process, the roller lead screw 8 is fixedly connected with the limiting clamping block 9, and then the limiting clamping block 9 is movably sleeved with the limiting clamping groove 10, so that the roller lead screw 8 is ensured to stably rotate to drive the movable block 12 to move.
Specifically, a fixed clamping groove is formed in the surface of one side of the transmission shaft 4, and the movable clamping block 11 and the movable block 12 are movably clamped inside the fixed clamping groove.
In this embodiment, in order to ensure that the transmission shaft 4 and the driving shaft 3 are fixedly clamped more stably, a fixed clamping groove is formed in one side of the transmission shaft 4, and the movable clamping block 11 is clamped more firmly under the driving of the movable block 12.
Specifically, the top of the roller screw 8 is fixedly connected with a limiting rotating block 14, the limiting rotating block 14 is provided with a limiting groove 19, and the limiting rotating block 14 is rotatably sleeved on the inner side of the limiting groove 19.
In this embodiment, in order to ensure that the knob 7 drives the rotating shaft 13 and the roller lead screw 8 to be fixed without influencing the rotation of the roller lead screw 8, the top of the roller lead screw 8 is fixedly connected with the limiting rotating block 14, and the limiting rotating block 14 and the limiting groove 19 are movably sleeved to ensure that the rotation of the roller lead screw 8 is not influenced.
Specifically, one side of the clamping block 17 is provided with a clamping groove 18, and the clamping block 17 is movably clamped on the inner side of the clamping groove 18.
In this embodiment, in order to ensure that the rotation shaft 13 can rotate to drive the roller lead screw 8 to rotate, the clamping block 17 is movably clamped with the clamping groove 18 under the elastic action of the reset spring 16, so that the rotation shaft 13 can be detached without affecting the rotation of the roller lead screw 8.
Specifically, the number of the fixing shafts 21 and the number of the rollers 22 are ten, and the ten fixing shafts 21 and the rollers 22 are uniformly distributed on the inner side surface of the annular fixture block 20.
In this embodiment, in order to ensure that the transmission shaft 4 is not influenced by friction, the ten fixing shafts 21 and the rollers 22 are distributed on the inner side surface of the annular fixture block 20, so as to prevent the transmission shaft 4 from directly contacting with the annular fixture block 20 in a rotating manner.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a dust exhausting fan transmission structure, includes fan body (1), outside fixedly connected with support frame (2) of fan body (1), one side fixedly connected with drive shaft (3) of fan body (1), its characterized in that: one side of drive shaft (3) is provided with transmission shaft (4), one side fixedly connected with fan (5) of transmission shaft (4), the top of drive shaft (3) is provided with knob (7), bottom fixedly connected with axis of rotation (13) of knob (7), fixed slot (15) have been seted up to the both sides of axis of rotation (13), one side fixedly connected with reset spring (16) of fixed slot (15), one side fixedly connected with joint piece (17) of reset spring (16), roller bearing lead screw (8) have been cup jointed in the bottom activity of axis of rotation (13), movable block (12) have been cup jointed in the outside activity of roller bearing lead screw (8), the bottom fixedly connected with of movable block (12) removes fixture block (11).
2. The transmission structure of the dust removing fan as claimed in claim 1, wherein: the inner side of the support frame (2) is fixedly connected with a fixed baffle (6), the inner side of the fixed baffle (6) is fixedly connected with an annular clamping block (20), the inner side of the annular clamping block (20) is movably sleeved with a roller (22), and the inner side of the roller (22) is fixedly connected with a fixed shaft (21).
3. The transmission structure of the dust removing fan as claimed in claim 1, wherein: the bottom of the roller lead screw (8) is fixedly connected with a limiting clamping block (9), the upper surface of the inner wall of the driving shaft (3) is provided with a limiting clamping groove (10) matched with the limiting clamping block (9), and the limiting clamping block (9) is movably sleeved on the inner side of the limiting clamping groove (10).
4. The transmission structure of the dust removing fan as claimed in claim 1, wherein: a fixed clamping groove is formed in the surface of one side of the transmission shaft (4), and the movable clamping block (11) and the movable block (12) are movably clamped on the inner side of the fixed clamping groove.
5. The transmission structure of the dust removing fan as claimed in claim 1, wherein: the top of the roller lead screw (8) is fixedly connected with a limiting rotating block (14), the limiting rotating block (14) is provided with a limiting groove (19), and the limiting rotating block (14) is rotatably sleeved on the inner side of the limiting groove (19).
6. The transmission structure of the dust removing fan as claimed in claim 1, wherein: one side of joint piece (17) is provided with joint groove (18), joint piece (17) activity joint in the inboard in joint groove (18).
7. The transmission structure of the dust removing fan as claimed in claim 2, wherein: the number of the fixing shafts (21) and the number of the rollers (22) are ten, and the ten fixing shafts (21) and the ten rollers (22) are uniformly distributed on the inner side surface of the annular fixture block (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021684786.0U CN212803706U (en) | 2020-08-13 | 2020-08-13 | Dust exhausting fan transmission structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021684786.0U CN212803706U (en) | 2020-08-13 | 2020-08-13 | Dust exhausting fan transmission structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212803706U true CN212803706U (en) | 2021-03-26 |
Family
ID=75081529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021684786.0U Active CN212803706U (en) | 2020-08-13 | 2020-08-13 | Dust exhausting fan transmission structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212803706U (en) |
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2020
- 2020-08-13 CN CN202021684786.0U patent/CN212803706U/en active Active
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