CN217502083U - Industrial fan blade safety plug-in connection structure - Google Patents

Abstract

The utility model discloses an industry fan flabellum safety plug-in components connection structure, concretely relates to industry fan technical field, which comprises a rotating shaft, the bottom of pivot is provided with the joint subassembly, the joint subassembly is including setting up the beaded finish in the pivot bottom, the outside of beaded finish and the axle center point circumference distribution along the beaded finish have a plurality of spacing draw-in grooves. The utility model discloses a set up the joint subassembly, the spliced pole, the outside at the beaded finish is installed in mutually supporting use of flabellum main part and strengthening rib strip through spacing cardboard and spacing draw-in groove, and carry on spacingly through cowl to spacing cardboard, can contact through cowl and beaded finish during the spacing cardboard atress that makes then, and each structure is together through the form joint of tenon fourth of the twelve earthly branches, can effectually ensure the stability of each structural connection when together, can also carry on spacingly and support the flabellum main part simultaneously, further increase the stability when the follow-up rotation of flabellum main part, avoid the emergence of potential safety hazard.

Description

Industrial fan blade safety plug-in connection structure

Technical Field

The utility model belongs to the technical field of the industrial fan, especially, relate to an industrial fan flabellum safety plug-in components connection structure.

Background

The industrial fan is a common industrial machine which is widely applied to high and large spaces such as industrial factory buildings, logistics storage, waiting rooms, exhibition halls, gymnasiums, super-business rooms and the like, and used for ventilating the spaces and cooling personnel. The industrial fan can push a large amount of airflow to the ground, and an airflow layer with a certain height moves horizontally on the ground, so that the whole air circulation is promoted, and the advantages of omnibearing ground coverage and three-dimensional air circulation are realized;

patent application publication number CN 208311125U's patent discloses an industry fan flabellum connection structure, including the chassis, the apron, wing spare and flabellum, wing spare passes through the fastener locking around the chassis, the apron passes through the fastener locking on the chassis, a flabellum pot head is established on wing spare, be equipped with annular connecting plate between the adjacent wing spare, annular connecting plate both ends all fasten on wing spare, wing spare below is equipped with the fastening plate, fastening plate one end fastening is in the chassis below, the fastening plate, flabellum and wing spare pass through fastener fixed connection. The fins are connected through the annular connecting plate, if an accident happens, the fins are broken, the whole fan blade cannot fall down directly, but can be dragged by the adjacent unbroken fins, and potential safety hazards are reduced; the fastening pieces are arranged below the fin pieces, and when the fins are sleeved with the fan blades, the fastening pieces, the fan blades and the fin pieces are fastened through the bolts at the same time, so that the vibration of the fan blades can be reduced, and the noise is reduced.

However, when the above technical solutions are used, it can be clearly seen from the above technical drawings that the fan blade is fixed only by the bolt and the fastening piece, and the volume of the fan blade itself is large, so that the wind resistance received during rotation is also large, and the function of supporting the fan blade cannot be achieved, which is dangerous in use.

SUMMERY OF THE UTILITY MODEL

The utility model provides an industry fan flabellum safety plug-in components connection structure, the volume that aims at solving above-mentioned flabellum self that exists is great, and the windage that receives when rotatory is also great, can't reach the function that supports the flabellum, has certain dangerous problem during the use.

The utility model is realized like this, the utility model provides a following technical scheme: the industrial fan blade safety plug-in connecting structure comprises a rotating shaft, wherein a clamping assembly is arranged at the bottom of the rotating shaft;

the clamping assembly comprises a reinforcing ring arranged at the bottom of the rotating shaft, a plurality of limiting clamping grooves are distributed on the outer side of the reinforcing ring and along the circumference of the axial center point of the reinforcing ring, limiting clamping plates matched with the limiting clamping grooves are clamped in the limiting clamping grooves, and arc-shaped baffles in contact with the reinforcing ring are arranged on one side of the limiting clamping plates and in the reinforcing ring;

one side of the limiting clamping plate, which is far away from the arc-shaped baffle, is provided with a reinforcing rib, the bottom of the reinforcing rib is provided with a plurality of connecting columns, and the bottom of each connecting column is connected with a fan blade body.

In a preferred embodiment, a connecting shaft core is arranged inside the reinforcing ring, and a first transition groove matched with the arc baffle is formed in the outer side of the connecting shaft core.

In a preferred embodiment, a second transition groove is formed in one side of the inner wall of the first transition groove, a plug connector matched with the second transition groove is connected in the second transition groove in a clamping mode, and the plug connector is fixedly connected with the rotating shaft.

In a preferred embodiment, the bottom of the connecting shaft core is provided with a connecting block, and the outer side of the connecting block is provided with a plurality of fan blade clamping grooves respectively matched with the fan blade main bodies.

In a preferred embodiment, a positioning pin is fixedly arranged at the bottom of the inner wall of the limiting clamping groove, and a positioning hole matched with the positioning pin is formed at the bottom of the limiting clamping plate.

In a preferred embodiment, the rotating shaft, the reinforcing ring, the limiting clamping plate, the arc-shaped baffle, the reinforcing ribs and the connecting column are all made of stainless steel materials.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through setting up the joint subassembly, compared with the prior art, the spliced pole, flabellum main part and reinforcing bar are used and installed in the outside of the beaded finish through the mutual cooperation of spacing cardboard and spacing draw-in groove, and carry on spacing to spacing cardboard through the cowl, then can contact with the beaded finish through the cowl when making spacing cardboard atress, and each structure is through the form joint of tenon fourth of twelve earthly branches together, can guarantee the stability when each structure links together effectively, can also carry on spacing and support to the flabellum main part at the same time, further increase the stability when the flabellum main part rotates subsequently, avoid the emergence of the potential safety hazard;

2. through setting up the locating pin, the locating hole, first aqueduct and the second aqueduct of crossing, the mutually supporting of locating pin and locating hole is used, can play spacing effect once more after the installation to spacing cardboard, increase the bearing performance of spacing cardboard, avoid the follow-up load that receives the flabellum main part when rotatory of spacing cardboard great and take place not hard up, the aqueduct homoenergetic that can play the transition of first aqueduct and second of crossing simultaneously, make things convenient for connecting axle core and plug connector installation, facilitate the use.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is an exploded view of the clamping assembly according to the present invention.

Figure 3 is the partial structure section view of the clamping component of the present invention.

Figure 4 is the utility model discloses spliced pole, flabellum main part, spacing cardboard and cowl's cross-sectional view.

In the figure: 1. a rotating shaft; 2. a reinforcement ring; 3. a limiting clamping groove; 4. a limiting clamping plate; 5. an arc-shaped baffle plate; 6. reinforcing ribs; 7. connecting columns; 8. a fan blade main body; 9. connecting the shaft core; 10. a first transition groove; 11. connecting blocks; 12. a fan blade clamping groove; 13. positioning pins; 14. positioning holes; 15. a plug-in unit; 16. a second transition groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The connecting structure of the industrial fan blade safety plug-in unit shown in the attached figures 1-4 comprises a rotating shaft 1, wherein a clamping assembly is arranged at the bottom of the rotating shaft 1;

the clamping assembly comprises a reinforcing ring 2 arranged at the bottom of the rotating shaft 1, a plurality of limiting clamping grooves 3 are distributed on the outer side of the reinforcing ring 2 and along the circumference of the axial center point of the reinforcing ring 2, limiting clamping plates 4 matched with the limiting clamping grooves 3 are clamped in the limiting clamping grooves 3, and arc-shaped baffles 5 contacted with the reinforcing ring 2 are arranged on one sides of the limiting clamping plates 4 and positioned in the reinforcing ring 2;

one side that cowl 5 was kept away from to spacing cardboard 4 is provided with strengthening rib 6, and the bottom of strengthening rib 6 is provided with a plurality of spliced poles 7, and the equal flabellum main part 8 in bottom of a plurality of spliced poles 7 is connected.

Refer to fig. 2, 3 show, the inside of beaded finish 2 is provided with connecting axle core 9, connect the outside of axle core 9 and offer the first aqueduct 10 of crossing with cowl 5 assorted, it is convenient spacing to connect setting up of axle core 9, can drive the beaded finish 2 that connects axle core 9 and make when convenient pivot 1 is rotatory, simultaneously through the setting of first aqueduct 10, when staggering connect axle core 9 installation and cowl 5 between the interference, further guarantee beaded finish 2, connecting axle core 9 and cowl 5 can be delicate link together, facilitate the use.

Referring to fig. 2 and 3, a second transition groove 16 is formed in one side of the inner wall of the first transition groove 10, a plug connector 15 matched with the second transition groove 16 is connected in the second transition groove 16 in a clamping mode, the plug connector 15 is fixedly connected with the rotating shaft 1, the second transition groove 16 can play a transition role, interference between the plug connector 15 and the connecting shaft core 9 during installation is staggered, meanwhile, the limit of the plug connector 15 is facilitated through the inner wall of the second transition groove 16, and the stability of the plug connector 15 during rotation driving of the connecting shaft core 9 is improved.

Referring to the attached drawings 1, 2 and 3, the bottom of connecting axle core 9 is provided with connecting block 11, a plurality of respectively with 8 assorted flabellum draw-in grooves 12 of flabellum main part have been seted up in the outside of connecting block 11, flabellum draw-in groove 12 can play the effect of transition, stagger the connecting block 11 when installing and the interference between the flabellum main part 8, further increase the bearing performance after 8 installations of flabellum main part, it is convenient to carry on spacingly to flabellum main part 8, take place to rock when avoiding 8 rotations of flabellum main part.

Referring to the attached drawings 2, 3 and 4, the positioning pin 13 is fixedly arranged at the bottom of the inner wall of the limiting clamping groove 3, the positioning hole 14 matched with the positioning pin 13 is formed in the bottom of the limiting clamping plate 4, the positioning pin 13 and the positioning hole 14 are matched with each other for use, the limiting clamping plate 4 is conveniently limited again when being clamped into the limiting clamping groove 3 by the limiting clamping plate 4, the limiting clamping plate 4 can be connected with the reinforcing ring 2 tightly, and the stability of the limiting clamping plate 4 and the reinforcing ring 2 when being installed together is improved.

Referring to the attached drawings 1, 2, 3 and 4, the rotating shaft 1, the reinforcing ring 2, the limiting clamping plate 4, the arc-shaped baffle plate 5, the reinforcing ribs 6 and the connecting column 7 are made of stainless steel, the stainless steel has good hardness, deformation is not prone to occurring, the service life of the mechanism can be effectively prolonged, and the mechanism is convenient to use.

The utility model discloses the theory of operation: firstly, when the device manufactured by the utility model is installed, the connecting column 7, the fan blade main body 8 and the reinforcing ribs 6 are installed outside the reinforcing ring 2 through the mutual matching use of the limiting clamping plate 4 and the limiting clamping groove 3, and the limiting clamping plate 4 is limited through the arc baffle 5, so that the limiting clamping plate 4 can be contacted with the reinforcing ring 2 through the arc baffle 5 when stressed, and meanwhile, the limiting clamping plate 4 is limited through the positioning pin 13 and the positioning hole 14;

then install connecting block 11 in the bottom of beaded finish 2 through connecting axle core 9, and connecting block 11 is installed when the beaded finish 2 bottom, connecting axle core 9 can pass through first aqueduct 10 card of crossing in beaded finish 2, connecting block 11 can pass through fan blade draw-in groove 12 and stagger the interference with fan blade main part 8 simultaneously, and carry on spacingly to fan blade main part 8 through the inner wall of connecting block 11, then cross the mutually supporting use of aqueduct 16 through plug connector 15 and second, the pivot 1 of messenger, beaded finish 2, connecting axle core 9 and connecting block 11 can be inseparable be in the same place in the connection.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (6)

1. The utility model provides an industry fan flabellum safety plug-in components connection structure which characterized in that: the clamping device comprises a rotating shaft, wherein a clamping component is arranged at the bottom of the rotating shaft;

the clamping assembly comprises a reinforcing ring arranged at the bottom of the rotating shaft, a plurality of limiting clamping grooves are distributed on the outer side of the reinforcing ring and along the circumference of the axial center point of the reinforcing ring, limiting clamping plates matched with the limiting clamping grooves are clamped in the limiting clamping grooves, and arc-shaped baffles in contact with the reinforcing ring are arranged on one side of the limiting clamping plates and in the reinforcing ring;

one side of the limiting clamping plate, which is far away from the arc-shaped baffle, is provided with a reinforcing rib, the bottom of the reinforcing rib is provided with a plurality of connecting columns, and the bottom of each connecting column is connected with a fan blade body.

2. The industrial fan blade safety insert connecting structure of claim 1, wherein: a connecting shaft core is arranged inside the reinforcing ring, and a first transition groove matched with the arc baffle is formed in the outer side of the connecting shaft core.

3. The industrial fan blade safety insert connecting structure of claim 2, wherein: and a second transition groove is formed in one side of the inner wall of the first transition groove, a plug connector matched with the second transition groove is connected in the second transition groove in a clamping mode, and the plug connector is fixedly connected with the rotating shaft.

4. The industrial fan blade safety insert connecting structure of claim 2, wherein: the bottom of connecting the axle core is provided with the connecting block, a plurality of flabellum draw-in grooves with flabellum main part assorted respectively have been seted up to the outside of connecting block.

5. The industrial fan blade safety insert connecting structure of claim 1, wherein: the bottom of the inner wall of the limiting clamping groove is fixedly provided with a positioning pin, and the bottom of the limiting clamping plate is provided with a positioning hole matched with the positioning pin.

6. The industrial fan blade safety insert connecting structure of claim 1, wherein: the rotating shaft, the reinforcing ring, the limiting clamping plate, the arc-shaped baffle, the reinforcing ribs and the connecting column are all made of stainless steel.

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