Industrial ceiling fan

Abstract

The industrial ceiling fan comprises a hanging rod, a rotating disc and a plurality of fan blades and further comprises a mounting frame and a connecting sleeve, a mounting hole is formed in the connecting sleeve, a first bolt and a second bolt are arranged on the mounting frame in a penetrating mode, an inserting hole is formed in the first bolt, a first positioning hole and a second positioning hole are formed in the hanging rod, and a plastic ring is arranged on the inner wall of the second positioning hole. A third bolt is arranged on the connecting sleeve in a penetrating mode and connected with a nut in a threaded mode. A second bolt abuts against the inner wall of a first positioning hole, connection positioning between the hanging rod and the mounting frame is achieved, the second bolt abuts against the inner wall of an insertion hole to position the first bolt, the situation that the first bolt loosens under vibration generated when the ceiling fan runs, and consequently the ceiling fan falls is reduced, and the potential safety hazard of use of the ceiling fan is reduced; and in addition, due to elastic reset of the plastic ring, the suspender is made to clamp threads on the second bolt, the stability of ceiling fan connection is further improved, and the risk that the fan falls down is reduced.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of ceiling fans, in particular to an industrial ceiling fan. BACKGROUND

[0002] In the industrial production environment, industrial ceiling fans are widely used in factory workshops, warehouse logistics centers, large venues and other high spaces as an efficient ventilation and cooling equipment. With the advantages of wide coverage, low energy consumption and significant ventilation effect, they can effectively improve indoor air circulation, reduce environmental temperature, provide a comfortable working environment for workers, and also help reduce the risk of equipment failure caused by high temperature, ensuring the smooth progress of production.

[0003] For example, the utility model patent with the patent announcement number CN221610236U discloses an industrial ceiling fan with a fan blade dust removal function, which includes a cantilever and a plurality of fan blades rotatably installed at the lower end of the cantilever. At least one dust removal mechanism is fixedly installed on the cantilever. The dust removal mechanism includes a mounting bracket and an air knife. One end of the mounting bracket is fixedly connected with the cantilever, and the air knife is rotatably installed at the other end of the mounting bracket. The air knife can swing along the length direction of the fan blade to blow air on the surface of the fan blade.

[0004] With the above industrial ceiling fan, the ceiling fan is installed by screwing the cantilever through the suspension arm and pressing the cantilever against the roof. When the ceiling fan is running, it will produce continuous vibration and slight torsional force. After long-term use, the screws on the cantilever may become loose, and the ceiling fan may fall, which poses a safety hazard and needs to be improved. SUMMARY

[0005] In order to improve the safety hazard problem of the industrial ceiling fan during use, the present application provides an industrial ceiling fan.

[0006] The industrial ceiling fan provided by the present application adopts the following technical scheme:

[0007] The utility model provides an industrial ceiling fan, including a boom, a rotating disc rotatably connected to the boom and a plurality of fan blades provided on the rotating disc, a driving member provided on the boom for driving the rotating disc to rotate, a mounting bracket and a connecting sleeve provided on the mounting bracket, the connecting sleeve is provided with a mounting hole, the boom passes through the mounting hole, the mounting bracket is provided with a bolt one and a bolt two, the bolt one vertically passes through the mounting bracket and is used for being screwed to the roof, the bolt two horizontally passes through the mounting bracket and is screwed to the connecting sleeve, the bolt one is provided with a insertion hole for the bolt two to pass through, the boom is provided with a positioning hole one for the bolt two to insert, the boom is further provided with a positioning hole two, the inner wall of the positioning hole two is provided with a plastic ring, the connecting sleeve is provided with a bolt three, the positioning hole two is for the bolt three to pass through, the bolt three is screwed with a nut, and the nut is located on the side of the connecting sleeve away from the head of the bolt three.

[0008] By the above technical scheme, the mounting bracket is mounted on the roof by the bolt one passing through the mounting seat and being screwed to the roof, the boom passes through the mounting hole, the bolt two passes through the mounting bracket and the insertion hole and is screwed to the connecting sleeve, the bolt two is inserted into the positioning hole one, the bolt two abuts against the inner wall of the positioning hole one, the connection and positioning between the boom and the mounting bracket are realized, the bolt two abuts against the inner wall of the insertion hole, thereby positioning the bolt one, the loosening of the bolt one caused by vibration during the operation of the ceiling fan is reduced, the displacement of the bolt one is avoided, the falling of the ceiling fan is avoided, and the safety hazard of the ceiling fan is reduced.

[0009] Then the bolt three passes through the connecting sleeve and the plastic ring of the positioning hole two, the nut on the bolt three is twisted, the nut abuts against the side of the connecting sleeve away from the head of the bolt three, multi-point positioning is realized, the connection stability between the boom and the mounting seat is further improved, the plastic ring is provided, when there is an error between the positioning hole two and the positioning hole one due to the machining error, the bolt three passes through the plastic ring and extrudes the plastic ring to make the plastic ring deform, so that the bolt three can pass through the boom, the fault tolerance of the boom machining is improved, the bolt two and the boom abut against each other due to the elastic reset of the plastic ring, the threads on the bolt two are clamped by the boom, the loosening of the bolt two is avoided, the connection stability of the ceiling fan is further improved, and the risk of the fan falling is reduced.

[0010] Optionally, the ceiling fan further comprises a dust cover, a detachable cover shell one and a cover shell two, the dust cover corresponds to each fan blade, the dust cover is provided with a receiving groove for clamping the fan blade, the cover shell one and the cover shell two are respectively arranged on the upper and lower sides of the fan blade, the outer wall of the dust cover is provided with a clamping groove for clamping the cover shell one and the cover shell two, the cover shell one and the cover shell two are spliced to form a receiving cavity, and the driving member and the rotating disc are located in the receiving cavity.

[0011] By adopting the technical scheme, when the industrial ceiling fan needs to be disabled for a long time, each fan blade is clamped into the accommodating groove on the dust cover, then the cover shell one and the cover shell two are clamped into the clamping groove and connected, the positioning of each dust cover is realized by abutting the inner wall of the clamping groove through the cover shell one and the cover shell two, the fan blades and the driving part of the industrial ceiling fan are surrounded by the dust cover, the cover shell one and the cover shell two, thereby reducing dust accumulation, when the industrial ceiling fan is used next time, the connection state of the cover shell one and the cover shell two is released, then each dust cover is taken off from the fan blade, the industrial ceiling fan can be started to be used without cleaning, and the operation is more convenient and time-saving.

[0012] Optionally, the cover shell one is provided with a magnetic block one on the side close to the cover shell two, and the cover shell two is provided with a permanent magnet one on the side close to the cover shell one, and the permanent magnet one is used for adsorbing the magnetic block one.

[0013] By adopting the technical scheme, the detachable connection between the cover shell one and the cover shell two is realized through the magnetic adsorption between the magnetic block one and the permanent magnet one, so that the cover shell one and the cover shell two are more convenient to disassemble and connect.

[0014] Optionally, the fan blade is provided with four fan blades, the dust cover comprises a cover body, a connecting part and a clamping part one provided on the cover body, and a clamping part two provided on the connecting part, the clamping part one is located on the side of the cover body away from the connecting part, the clamping part two is located on the side of the connecting part away from the cover body, the accommodating groove is provided on the clamping part two and extends to the cover body, the clamping groove is formed by splicing the cover body, the connecting part and the clamping part two, the cover shell one is provided with a groove one, the cover shell two is provided with a groove two, the accommodating cavity is formed by splicing the groove one and the groove two, the groove one is used for clamping the clamping part two, and the groove two is used for clamping the clamping part one.

[0015] By adopting the technical scheme, when the dust cover, the cover shell one and the cover shell two are not used, each dust cover is spliced into a rectangle in the mode that the end parts abut each other, then the clamping part two on each dust cover is clamped into the groove one, and the clamping part one is clamped into the groove two, so that each dust cover, the cover shell one and the cover shell two are spliced and received together, thereby facilitating storage and reducing the occupied space.

[0016] Optionally, the cover body is provided with a magnetic block two and a permanent magnet two, the magnetic block two is located on the side of the cover body close to the clamping part one, the permanent magnet two is located on the side of the cover body close to the connecting part, the permanent magnet one is used for adsorbing the magnetic block two, and the permanent magnet two is used for adsorbing the magnetic block one.

[0017] By adopting the technical scheme, when the clamping portion two is clamped into the groove one and the clamping portion one is clamped into the groove two, the magnetic block two is adsorbed by the permanent magnet one and the magnetic block one is adsorbed by the permanent magnet two, so that the shell one and the shell two are positioned on the dust cover, and the falling and losing of the shell one and the shell two during storage is reduced.

[0018] Optionally, the shell one is provided with a magnetic shielding sheet one, the magnetic shielding sheet one is located on the side of the magnetic block one away from the groove one and is arranged around the outer periphery of the groove one, and the shell two is provided with a magnetic shielding sheet two, the magnetic shielding sheet two is located on the side of the permanent magnet one away from the groove two and is arranged around the outer periphery of the groove two.

[0019] By adopting the technical scheme, the magnetic shielding sheet one and the magnetic shielding sheet two are arranged, when the shell one and the shell two are connected through the adsorption between the magnetic block one and the permanent magnet one, the interference of the magnetism of the permanent magnet two on the adsorption between the magnetic block one and the permanent magnet one is reduced, and the connection stability between the shell one and the shell two is improved.

[0020] Optionally, the hanging rod is provided with a limiting plate, the limiting plate is located above the driving member, the upper end surface of the limiting plate is provided with a plurality of convex columns, the shell one comprises two half shells, the groove one is formed by splicing the two half shells, a through hole is formed in each half shell, the through hole is used for inserting the convex column, and the two half shells are spliced to form a through hole for penetrating the hanging rod.

[0021] By adopting the technical scheme, when it is needed to install the shell one on the hanging rod, the two half shells are close to the hanging rod and spliced together, so that the hanging rod penetrates the through hole and the half shells are located above the limiting plate, then the two half shells are moved downward, so that each convex column penetrates the through hole on the two half shells, and the half shells abut against the limiting plate to achieve limiting, the positioning between the two half shells is achieved by the convex column abutting against the inner wall of the through hole, and the installation of the shell one on the hanging rod is completed.

[0022] Optionally, the shell one further comprises a connecting plate, and two locking members are penetrated in the connecting plate, one of the locking members is used for being threadedly connected in the through hole on one of the half shells, and the other locking member is used for being threadedly connected in the through hole on the other half shell.

[0023] By adopting the technical scheme, the connecting plate and the locking members are arranged, the inner walls of the through holes on the two half shells are abutted by the two locking members respectively, so that the positioning of the two half shells is achieved, and when the clamping portion two is clamped into the groove one, the stability of the storage structure between the dust cover, the shell one and the shell two is improved.

[0024] To sum up, the present application includes at least one of the following beneficial technical effects:

[0025] 1. The inner wall of the positioning hole is contacted by the second bolt, the connection between the hanger and the mounting frame is positioned, the inner wall of the plug hole is contacted by the second bolt, and the first bolt is positioned, thereby reducing the loosening of the first bolt due to vibration during the operation of the ceiling fan, reducing the safety hazards of the ceiling fan, and improving the fault tolerance of the hanger processing by setting the plastic ring. Due to the elastic reset of the plastic ring, the second bolt and the hanger are tightly contacted, the hanger clamps the threads on the second bolt, further improving the stability of the ceiling fan connection, and reducing the risk of fan falling;

[0026] 2. The fan blades and the driving part of the industrial ceiling fan are surrounded by the dust cover, the cover shell one and the cover shell two, thereby reducing dust accumulation. In the next use, the connection state of the cover shell one and the cover shell two is released, then the dust cover is removed from the fan blades, and the industrial ceiling fan can be started without cleaning, which is more convenient and time-saving;

[0027] 3. When the dust cover, the cover shell one and the cover shell two are not used, the dust covers are spliced into a rectangle in an end-to-end manner, then the second clamping part on each dust cover is clamped into the groove one, and the first clamping part is clamped into the groove two, so that each dust cover, the cover shell one and the cover shell two are spliced and received together, which is convenient for storage and reduces the occupied space;

[0028] 4. The limiting plate, the convex column and the half shell are arranged, so that the cover shell one is more convenient to install on or remove from the hanger. BRIEF DESCRIPTION OF DRAWINGS

[0029] Figure 1 It is a whole schematic view of the embodiment of the present application.

[0030] Figure 2 It is a partial sectional view of the embodiment of the present application, mainly showing the structure of the plastic ring.

[0031] Figure 3 It is a structure view of the embodiment of the present application, mainly showing the structure of the mounting frame and the connecting sleeve.

[0032] Figure 4 It is a partial structure schematic view of the embodiment of the present application.

[0033] Figure 5 It is an enlarged view of A part of the embodiment of the present application, mainly showing the structure of the limiting plate, the convex column, the driving part, the rotating disc and the containing cavity. Figure 4

[0034] Figure 6 It is a partial structure schematic view of the embodiment of the present application, mainly showing the structure of the connecting part and the containing groove.​

[0035] Figure 7 It is a partial structural schematic view of the embodiment of the application, mainly showing the structure of the first recess.

[0036] Figure 8 It is a partial structural schematic view of the embodiment of the application, mainly showing the structure of the second recess.

[0037] Figure 9 It is an exploded structural view of the embodiment of the application in a storage state, mainly showing the splicing and storage state of the dust cover, the first cover shell and the second cover shell.

[0038] Figure 10 It is an enlarged view of the middle B part, mainly showing the structure of the second magnetic block. Figure 1

[0039] Reference signs: 1, suspender; 2, rotating disc; 3, fan blade; 4, dust cover; 41, cover body; 42, connecting part; 43, first clamping part; 44, second clamping part; 5, first cover shell; 51, half shell; 511, first recess; 512, through hole; 513, through hole; 52, connecting plate; 6, second cover shell; 61, second recess; 7, driving part; 8, accommodating groove; 9, clamping groove; 10, limiting plate; 11, protruding column; 12, locking part; 13, accommodating cavity; 14, first magnetic block; 15, first permanent magnet; 16, second magnetic block; 17, second permanent magnet; 18, first magnetic separation sheet; 19, second magnetic separation sheet; 20, mounting frame; 201, clearance hole; 21, connecting sleeve; 211, mounting hole; 22, first screw; 221, insertion hole; 23, second screw; 24, first positioning hole; 25, second positioning hole; 26, plastic ring; 27, third screw; 28, nut. DETAILED DESCRIPTION

[0040] The following will be described in detail in combination with the accompanying drawings. Figures 1-10 The application will be further described in detail.

[0041] The embodiment of the application discloses an industrial ceiling fan. Referring to Figures 1-3 , the industrial ceiling fan comprises a suspender 1, a mounting frame 20, a connecting sleeve 21, a rotating disc 2, a plurality of fan blades 3, a dust cover 4, a first cover shell 5 and a second cover shell 6. The mounting frame 20 is in the shape of a cuboid. A clearance hole 201 is formed in the outer side wall of the mounting frame 20 and horizontally penetrates the mounting frame 20. The connecting sleeve 21 is located in the clearance hole 201 and is vertically arranged. The connecting sleeve 21 is fixed to the mounting frame 20. A mounting hole 211 is formed in the upper end surface of the connecting sleeve 21 and vertically penetrates the connecting sleeve 21. The upper end of the suspender 1 is arranged in the mounting hole 211.

[0042] Referring to Figures 1-3 ​Two bolt one 22 are vertically arranged on the mounting frame 20, and the heads of the bolt one 22 are located below the mounting frame 20, the bolt one 22 is used for being screwed on the roof, and the outer wall of each bolt one 22 is provided with an insertion hole 221, the insertion hole 221 horizontally penetrates the bolt one 22, the number and position of the bolt two 23 correspond to the number and position of the bolt one 22, the bolt two 23 is located on the side of the corresponding bolt one 22 away from the connecting sleeve 21, the insertion hole 221 is provided for the corresponding bolt two 23, and the bolt two 23 is transversely arranged on the mounting frame 20 and the insertion hole 221 of the corresponding bolt one 22 and is screwed on the connecting sleeve 21.

[0043] Referring to Figures 1-3 The outer wall of the boom 1 is provided with a positioning hole one 24, the number and position of the positioning hole one 24 correspond to the number and position of the bolt two 23, the positioning hole one 24 is provided for the bolt two 23, and the outer wall of the boom 1 is further provided with a positioning hole two 25, the positioning hole two 25 penetrates the boom 1 along the radial direction of the boom 1, the inner wall of the positioning hole two 25 is fixedly provided with a plastic ring 26, the connecting sleeve 21 is provided with a bolt three 27, the bolt three 27 is located in the accommodation hole 201, the positioning hole two 25 is provided for the bolt three 27, and the bolt three 27 is screwed with a nut 28, the nut 28 is located on the side of the connecting sleeve 21 away from the head of the bolt three 27, and in the embodiment, the material of the plastic ring 26 is PVC.

[0044] Referring to Figures 1-5 The rotating disc 2 is rotationally connected to the boom 1, and the rotating axis of the rotating disc 2 is vertically arranged, the boom 1 is provided with a driving member 7, the output shaft of the driving member 7 is coaxially fixed with the rotating disc 2, the driving member 7 drives the rotating disc 2 to rotate, the rotating disc 2 is rotationally connected to the boom 1 through cooperation with the driving member 7, and the plurality of blades 3 are fixed to the rotating disc 2 and are uniformly and spacedly distributed around the outer periphery of the rotating disc 2, and in the embodiment, the number of the blades 3 is four, and the driving member 7 is an electric motor.

[0045] Referring to Figures 1-6The number of the dust covers 4 corresponds to the number of the fan blades 3, each of the dust covers 4 comprises a cover body 41, a connecting part 42, a first clamping part 43 and a second clamping part 44, the connecting part 42 is fixed to one end of the cover body 41, the first clamping part 43 is fixed to the end of the cover body 41 away from the connecting part 42, the second clamping part 44 is fixed to the end of the connecting part 42 away from the cover body 41, the projections of the first clamping part 43 and the second clamping part 44 on the cover body 41 are located in the end face of the cover body 41, and the projection areas of the first clamping part 43 and the second clamping part 44 on the cover body 41 are smaller than the end face area of the cover body 41, the second clamping part 44 is provided with a receiving groove 8 on the side away from the connecting part 42, the length of the receiving groove 8 extends to the cover body 41 in the direction close to the cover body 41, the receiving groove 8 is used for clamping the fan blade 3, the cover body 41, the connecting part 42 and the second clamping part 44 are spliced to form a clamping groove 9, and the clamping groove 9 is arranged around the outer periphery of the connecting part 42.

[0046] Referring to Figures 1-6 The limiting plate 10 is fixed on the suspender 1 and is located above the driving part 7 and arranged horizontally, the upper end face of the limiting plate 10 is fixed with two pairs of protruding columns 11, the two pairs of protruding columns 11 are spaced apart along the horizontal direction, each pair of protruding columns 11 comprises two protruding columns 11 which are spaced apart along the vertical direction of the distribution direction of the protruding columns 11, and the protruding columns 11 are arranged vertically.

[0047] Referring to Figures 1-7 The cover shell one 5 and the cover shell two 6 are located on the upper and lower sides of the fan blade 3 respectively, and the cover shell one 5 is located above the limiting plate 10, when the fan blade 3 is clamped in the receiving groove 8, the clamping groove 9 is used for clamping the cover shell one 5 and the cover shell two 6, the cover shell one 5 comprises two half shells 51 and a connecting plate 52, the two half shells 51 are spliced to form a recess one 511 and a through hole 512, the recess one 511 is located on the side of the half shell 51 close to the cover shell two 6, and the recess one 511 is used for clamping the second clamping part 44, the through hole 512 is located on the side of the recess one 511 away from the cover shell two 6 and communicates with the recess one 511, and the through hole 512 is used for penetrating the suspender 1, the outer side wall of each half shell 51 away from the cover shell two 6 is provided with a through hole 513, the number of the through holes 513 corresponds to the number of the pairs of protruding columns 11, the through hole 513 penetrates the half shell 51 along the vertical direction, and the through hole 513 communicates with the recess one 511, the through hole 513 is used for inserting the protruding column 11, and the length of the through hole 513 is greater than the height of the protruding column 11.

[0048] Referring to Figures 1-7 The number of the connecting plates 52 corresponds to the number of the pairs of protruding columns 11, each connecting plate 52 penetrates two locking parts 12, one of the locking parts 12 is used for being threadedly connected in the through hole 513 of one of the half shells 51, and the other locking part 12 is used for being threadedly connected in the through hole 513 of the other half shell 51, in the embodiment, the locking part 12 is a bolt.

[0049] In actual use, the torsion lock 12 is released from the through hole 513 on the corresponding half shell 51, and then the connecting plate 52 is rotated so that the lock 12 and the connecting plate 52 are misaligned with the half shell 51 that is released, and then the two half shells 51 are moved close to the boom 1 and spliced together, so that the boom 1 passes through the perforation 512 and the half shell 51 is located above the limiting plate 10, and then the two half shells 51 are moved downward, so that the protruding column 11 is inserted into the through hole 513 on the two half shells 51, and the half shell 51 is limited by abutting against the limiting plate 10, and the positioning between the two half shells 51 is achieved by the protruding column 11 abutting against the inner wall of the through hole 513, so that the installation of the cover shell 5 on the boom 1 is completed; when disassembling the cover shell 5, the two half shells 51 are moved upward, so that the protruding column 11 is released from the through hole 513, and then the two half shells 51 are removed from the boom 1.

[0050] Referring to Figures 1-8 , the cover shell 6 is provided with a recess 61 on the outer side wall close to the half shell 51, the recess 61 is used for clamping the clamping part 43, the recess 511 and the recess 61 are spliced to form an accommodation cavity 13, the driving part 7 and the rotating disc 2 are located in the accommodation cavity 13, the half shell 51 is embedded with a magnetic block 14 on the side close to the cover shell 6, the magnetic block 14 is arranged around the outer periphery of the recess 511 and fixed on the half shell 51, the cover shell 6 is embedded with a permanent magnet 15 on the side close to the half shell 51, the permanent magnet 15 is arranged around the outer periphery of the recess 61 and fixed on the cover shell 6, the permanent magnet 15 is used for attracting the magnetic block 14, and the half shell 51 and the cover shell 6 are detachably connected through the magnetic attraction between the permanent magnet 15 and the magnetic block 14, in the embodiment, the material of the magnetic block 14 is iron, and the material of the permanent magnet 15 is magnetite.

[0051] Referring to Figures 1-10 , the cover shell 6 is provided with a recess 61 on the outer side wall close to the half shell 51, the recess 61 is used for clamping the clamping part 43, the recess 511 and the recess 61 are spliced to form an accommodation cavity 13, the driving part 7 and the rotating disc 2 are located in the accommodation cavity 13, the half shell 51 is embedded with a magnetic block 14 on the side close to the cover shell 6, the magnetic block 14 is arranged around the outer periphery of the recess 511 and fixed on the half shell 51, the cover shell 6 is embedded with a permanent magnet 15 on the side close to the half shell 51, the permanent magnet 15 is arranged around the outer periphery of the recess 61 and fixed on the cover shell 6, the permanent magnet 15 is used for attracting the magnetic block 14, and the half shell 51 and the cover shell 6 are detachably connected through the magnetic attraction between the permanent magnet 15 and the magnetic block 14, in the embodiment, the material of the magnetic block 14 is iron, and the material of the permanent magnet 15 is magnetite.

[0052] Referring to Figures 1-10 , the half shell 51 is fixed with a magnetic sheet 18, the magnetic sheet 18 is located on the side away from the recess 511 of the magnetic block 14 and arranged around the outer periphery of the recess 511, and the cover shell 6 is fixed with a magnetic sheet 19, the magnetic sheet 19 is located on the side away from the recess 61 of the permanent magnet 15 and arranged around the outer periphery of the recess 61, in the embodiment, the materials of the magnetic sheet 18 and the magnetic sheet 19 are ultra-low carbon steel.

[0053] In actual use, when the industrial ceiling fan needs to be disabled for a long time, each fan blade 3 is clamped into the receiving groove 8 on the dust cover 4, then the cover shell one 5 and the cover shell two 6 are clamped into the clamping groove 9, and the cover shell one 5 and the cover shell two 6 are connected by the magnetic attraction between the permanent magnet one 15 and the magnetic block one 14. The positioning of each dust cover 4 is realized by the abutment of the cover shell one 5 and the cover shell two 6 to the inner wall of the clamping groove 9. The fan blades 3 and the driving part of the industrial ceiling fan are surrounded by the dust cover 4, the cover shell one 5 and the cover shell two 6, thereby reducing dust accumulation. When used next time, the cover shell two 6 is moved away from the cover shell one 5 by applying force, the connection state of the cover shell one 5 and the cover shell two 6 is released, then each dust cover 4 is taken off from the fan blade 3, and the industrial ceiling fan can be started without cleaning, which is more convenient and time-saving.

[0054] When the dust cover 4, the cover shell one 5 and the cover shell two 6 are not used, each dust cover 4 is spliced into a rectangle (as shown in Figure 9 The clamping part two 44 on each dust cover 4 is clamped into the groove one 511, the clamping part one 43 is clamped into the groove two 61, and the locking piece 12 is twisted so that the two locking pieces 12 on the connecting plate 52 are clamped into the through holes 513 on the two half shells 51, thereby realizing the positioning of the two half shells 51. The positioning of the cover shell one 5 and the cover shell two 6 on the dust cover 4 is realized by the adsorption of the permanent magnet one 15 to the magnetic block two 16 and the adsorption of the permanent magnet two 17 to the magnetic block one 14. Thus, each dust cover 4, the cover shell one 5 and the cover shell two 6 are spliced and received together, which is convenient for storage and reduces the occupied space.

[0055] The implementation principle of the industrial ceiling fan in the embodiment of the application is as follows:

[0056] The mounting bracket 20 is mounted on the roof by screwing the bolt one 22 through the mounting seat and the connecting sleeve 21, and the hanger rod 1 is inserted into the mounting hole 211. Then the bolt two 23 is screwed through the mounting bracket 20 and the insertion hole 221 and connected to the connecting sleeve 21, so that the bolt two 23 is inserted into the positioning hole one 24. The connection and positioning between the hanger rod 1 and the mounting bracket 20 are realized by the abutment of the bolt two 23 to the inner wall of the positioning hole one 24. The bolt one 22 is positioned by the abutment of the bolt two 23 to the inner wall of the insertion hole 221, thereby reducing the loosening and displacement of the bolt one 22 due to vibration during the operation of the ceiling fan, and reducing the safety hazards of the ceiling fan in use.

[0057] Then the bolt three 27 is threaded through the plastic ring 26 on the connecting sleeve 21 and the positioning hole two 25, the nut 28 on the bolt three 27 is twisted, the nut 28 is tightly pressed against the side of the connecting sleeve 21 away from the head of the bolt three 27, multi-point positioning is performed, the connection stability between the hanger bar 1 and the mounting seat is further improved, and when there is an error between the positioning hole two 25 and the positioning hole one 24 due to a machining error, the bolt three 27 is threaded through the plastic ring 26 and extrudes the plastic ring 26, so that the plastic ring 26 is deformed, so that the bolt three 27 can be threaded through the hanger bar 1, the fault tolerance of the hanger bar 1 machining is improved, and due to the elastic reset of the plastic ring 26, the bolt two 23 and the hanger bar 1 are tightly pressed against each other, the hanger bar 1 clamps the thread on the bolt two 23, the bolt two 23 is prevented from being loose and separated from the insertion hole 221, the stability of the ceiling fan connection is further improved, and the risk of the fan falling is reduced.

[0058] The above are preferred embodiments of the present application, and do not limit the protection scope of the present application, so: equivalent changes made according to the structure, shape, principle of the present application should be covered within the protection scope of the present application.

Claims

1. An industrial ceiling fan, comprising a suspension rod (1), a turntable (2) rotatably connected to the suspension rod (1), and a plurality of fan blades (3) provided on the turntable (2), wherein the suspension rod (1) is provided with a driving member (7) for driving the turntable (2) to rotate, and characterized in that: The utility model also includes a mounting frame (20) and a connecting sleeve (21) provided on the mounting frame (20), wherein the connecting sleeve (21) is provided with a mounting hole (211), the hanging rod (1) is provided with the mounting hole (211), the mounting frame (20) is provided with a bolt 1 (22) and a bolt 2 (23), the bolt 1 (22) is provided vertically through the mounting frame (20), and the bolt 1 (22) is used for being threadedly connected to the roof, the bolt 2 (23) is provided horizontally through the mounting frame (20) and is threadedly connected to the connecting sleeve (21), and the bolt 1 (22) is provided with a bolt for being threadedly connected to the roof. The insertion hole (221) for the second bolt (23) is provided, and the suspension rod (1) is provided with a positioning hole (24) for the second bolt (23) to be inserted. The suspension rod (1) is also provided with a positioning hole (25), and a plastic ring (26) is provided on the inner wall of the positioning hole (25). The third bolt (27) is provided on the connecting sleeve (21), and the positioning hole (25) is provided for the third bolt (27) to be passed through. The third bolt (27) is threadedly connected with a nut (28), and the nut (28) is located on the side of the connecting sleeve (21) away from the head of the third bolt (27).

2. The industrial ceiling fan according to claim 1, characterized in that: The utility model further comprises a dust cover (4) and a detachably connected cover shell 1 (5) and a cover shell 2 (6), wherein the dust cover (4) corresponds to the fan blade (3) on a one-to-one basis, and a receiving groove (8) for the fan blade (3) to be inserted is provided on the dust cover (4), and the cover shell 1 (5) and the cover shell 2 (6) are respectively located on the upper and lower sides of the fan blade (3), and a card slot (9) for the cover shell 1 (5) and the cover shell 2 (6) to be inserted is provided on the outer wall of the dust cover (4), and the cover shell 1 (5) and the cover shell 2 (6) are spliced ​​to form an accommodating cavity (13), and the driving member (7) and the turntable (2) are located in the accommodating cavity (13).

3. The industrial ceiling fan according to claim 2, characterized in that: A magnetic block 1 (14) is provided on the side of the cover shell 1 (5) close to the cover shell 2 (6), and a permanent magnet 1 (15) is provided on the side of the cover shell 2 (6) close to the cover shell 1 (5). The permanent magnet 1 (15) is used to adsorb the magnetic block 1 (14).

4. The industrial ceiling fan according to claim 3, characterized in that: The fan blades (3) are provided with four, the dust cover (4) comprises a cover body (41), a connecting portion (42) and a first snap-in portion (43) provided on the cover body (41), and a second snap-in portion (44) provided on the connecting portion (42), the first snap-in portion (43) being located on a side of the cover body (41) away from the connecting portion (42), the second snap-in portion (44) being located on a side of the connecting portion (42) away from the cover body (41), the receiving groove (8) being provided on the second snap-in portion (44) and extending to The cover body (41), the card slot (9) is formed by splicing the cover body (41), the connecting portion (42) and the second card-in portion (44); the cover shell (5) is provided with a groove (511); the cover shell (6) is provided with a groove (61); the accommodating cavity (13) is formed by splicing the groove (511) and the groove (61); the groove (511) is provided for the second card-in portion (44) to be snapped in, and the groove (61) is provided for the first card-in portion (43) to be snapped in.

5. The industrial ceiling fan according to claim 4, characterized in that: The cover body (41) is provided with a second magnetic block (16) and a second permanent magnet (17), wherein the second magnetic block (16) is located on a side of the cover body (41) close to the first snap-in portion (43), and the second permanent magnet (17) is located on a side of the cover body (41) close to the connecting portion (42). The first permanent magnet (15) is used to adsorb the second magnetic block (16), and the second permanent magnet (17) is used to adsorb the first magnetic block (14).

6. The industrial ceiling fan according to claim 5, characterized in that: The cover shell 1 (5) is provided with a magnetic isolation plate 1 (18), which is located on the side of the magnetic block 1 (14) away from the groove 1 (511) and is arranged around the outer periphery of the groove 1 (511). The cover shell 2 (6) is provided with a magnetic isolation plate 2 (19), which is located on the side of the permanent magnet 1 (15) away from the groove 2 (61) and is arranged around the outer periphery of the groove 2 (61).

7. The industrial ceiling fan according to claim 4, characterized in that: The suspension rod (1) is provided with a limit plate (10), and the limit plate (10) is located above the driving member (7). The upper end surface of the limit plate (10) is provided with a plurality of bosses (11). The cover shell (5) includes two half shells (51). The groove (511) is formed by splicing the two half shells (51). Each of the half shells (51) is provided with a through hole (513), and the through hole (513) is for the boss (11) to be inserted. The two half shells (51) are spliced ​​to form a through hole (512) for the suspension rod (1) to pass through.

8. The industrial ceiling fan according to claim 7, characterized in that: The cover shell (5) further includes a connecting plate (52), and two locking members (12) are provided on the connecting plate (52), wherein one of the locking members (12) is used for being threadedly connected to the through hole (513) on one of the half shells (51), and the other locking member (12) is used for being threadedly connected to the through hole (513) on the other half shell (51).

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