CN209250377U

CN209250377U - A kind of connection component and its motor sealing structure for aerator

Info

Publication number: CN209250377U
Application number: CN201822110568.5U
Authority: CN
Inventors: 金利军
Original assignee: Taizhou Lantai Mechanical And Electrical Technology Co Ltd
Current assignee: Taizhou Lantai Mechanical And Electrical Technology Co Ltd
Priority date: 2018-12-15
Filing date: 2018-12-15
Publication date: 2019-08-13
Anticipated expiration: 2028-12-15

Abstract

The utility model relates to a kind of connection components and its motor sealing structure for aerator, it includes motor body, motor body includes inner stator and outer rotor, inner stator includes arbor, and it further includes clamping cap that outer rotor, which includes rotor case, erecting bed is equipped on the outside of rotor case, the first mounting hole is equipped in erecting bed, clamping cap is threadedly connected to mounting hole at the aperture of outer rotor, and arbor is through the first mounting hole, clamping cap；Clamping cap is equipped with the second mounting hole；Seal assembly is equipped in first mounting hole, seal assembly includes rotating ring, stationary ring, elastic component, rotating ring external annulus is equipped with dynamic rubber layer, rotating ring is installed on the second mounting hole, the internal ring wall of stationary ring is equipped with quiet rubber layer, elastic component one end is connected to arbor and other end elastic force is applied to rotating ring, and rotating ring end face is made to offset with stationary ring end face；Sealant is coated on contact surface between clamping cap and erecting bed.The utility model has the effect of that waterproof performance is high.

Description

A kind of connection component and its motor sealing structure for aerator

Technical field

The utility model relates to the technical fields of aerator accessory, more particularly, to a kind of connection group for aerator Part and its motor sealing structure.

Background technique

Aerator is a kind of machine for being often applied to fishery cultivating industry.Its main function is that the oxygen increased in water contains Amount with ensure fish in water will not anoxic, while can also inhibit the growth of anaerobic bacteria in water, prevent water is rotten from threatening fish Living environment.

Existing aerator main member includes bracket, is equipped with motor on bracket, and the arbor of the motor is installed on bracket And it is relatively fixed between the two, oxygenation impeller is installed on motor outer rotor, support arm is installed, support arm is away from branch on bracket End on frame is equipped with floating drum；The aerator of the structure is placed in corresponding waters, buoyancy caused by floating drum can be by motor It is supported in the water surface, the oxygenation impeller on motor is located at the water surface hereinafter, after electric motor starting, since arbor is relatively fixed with bracket, Motor housing portion can rotate in a circumferential direction, and then oxygenation impeller is driven to act in waters, increase oxygen-containing in waters Amount.

Due to the Special use occasion of aerator, motor lateral wall can speckle with more water, it is therefore desirable to stronger sealing Performance.Existing electric machine structure is mainly made of inner stator and outer rotor, and outer rotor covers on the outside of inner stator, on inner stator outward It is extended with the arbor for being connected with bracket, it is close to guarantee that the sealing means of outside framework oil seal are generallyd use between arbor and outer rotor Feng Xing, after long-time use, sealing effect are easy to die down, and easily seep water, and service life is low.

Utility model content

First purpose of the utility model is to provide a kind of motor sealing structure, and sealing effect is preferable.

The above-mentioned purpose of utility model of the utility model has the technical scheme that a kind of motor seal Structure, including motor body, the motor body include inner stator and outer rotor, and the inner stator includes arbor, and described outer turn Attached bag includes rotor case, further includes clamping cap, and erecting bed is equipped on the outside of the rotor case, the first installation is equipped in the erecting bed Hole, the clamping cap be threadedly connected to mounting hole away from outer rotor aperture at, the arbor through the first mounting hole, compress Lid；

The clamping cap is equipped with the second mounting hole close to the tegmental wall of the first mounting hole；

Seal assembly is equipped in first mounting hole, the seal assembly includes rotating ring, stationary ring, elastic component, the machine Axis is located at rotating ring outside the side of outer rotor, the rotating ring also cross rotating ring, stationary ring, elastic component, the stationary ring, elastic component Ring wall is equipped with dynamic rubber layer, and the rotating ring is installed on the second mounting hole, and dynamic rubber layer and the second mounting hole wall occur to squeeze Sealing is pressed and is formed, the internal ring wall of the stationary ring is equipped with quiet rubber layer, and quiet rubber layer is mutually squeezed with arbor outer peripheral wall and shape At sealing, described elastic component one end is connected to arbor and other end elastic force is applied to rotating ring, and makes rotating ring end face and stationary ring end face It offsets；

Sealant is coated on contact surface between the clamping cap and erecting bed.

By using above-mentioned technical proposal, after seal assembly is installed in the first mounting hole, on seal assembly Rotating ring is relatively fixed with clamping cap, and dynamic rubber layer is extruded between rotating ring external annulus and the first mounting hole wall, dynamic to guarantee Leakproofness between ring external annulus and the first mounting hole wall；Quiet rubber layer on stationary ring inner ring surface can occur with arbor outer peripheral wall It squeezes, to guarantee the leakproofness between stationary ring inner ring surface and arbor outer peripheral wall；At the same time, the elastic force of elastic component can be applied to quiet Ring, the end face of stationary ring can be in the state to offset at the moment with rotating ring end face；In actual use, arbor is in relatively fixed Relative rotation can occur for state, outer rotor, and outer rotor drives clamping cap, rotating ring that synchronous rotary, stationary ring, elastic component, arbor occurs Three is opposing stationary, and rotating ring end face and stationary ring end face contradict friction and generate sealing surface, and sealant can guarantee clamping cap and erecting bed Between contact surface leakproofness；Above-mentioned sealing structure can significantly promote the waterproof performance of motor.

It preferably, further include contradicting ring, the arbor is equipped with step, and the conflict ring is connected on step, the bullet Property part away from one end of stationary ring be mutually butted on conflict ring.

By using above-mentioned technical proposal, elastic component preferably elasticity conflict position, the peace of elastic component can be provided by contradicting ring It is high to fill stability.

Second purpose of the utility model is to provide a kind of connection component for aerator, internal waterproof performance Preferably.

The above-mentioned purpose of utility model of the utility model has the technical scheme that a kind of for oxygenation The connection component of machine, including bracket, above-mentioned motor sealing structure, the arbor in motor sealing structure are installed on bracket.

By using above-mentioned technical proposal, bracket is supplied to the enough installation spaces of floating drum support arm, on motor body Sealing structure can play effective waterproof action.

Preferably, the bracket includes frame body, and the frame body includes two pacifies in the mounting surface being oppositely arranged, positioned at two Side between dress face, the frame body middle part are equipped with the third mounting hole installed for arbor, and third mounting hole is pacified through two Dress face, set on the side there are three or three or more mounting grooves, the frame body side wall be equipped with pass through corresponding with mounting groove Perforation, the through hole is through corresponding mounting groove.

By using above-mentioned technical proposal, the arbor on motor body be can be plugged into third mounting hole, to realize motor Connection between main body and frame body；In addition, floating drum support arm is inserted respectively into mounting groove, then fixing bolt is inserted into Through hole, and fixing bolt is fixed on floating drum support arm, and the connection between floating drum support arm and the bracket can be realized；Due to peace Tankage only offers side port on mounting surface, and floating drum support arm can be directly inserted into the side port of mounting groove, such connection shape Under state, in addition to floating drum support arm is by along the pulling force effect in the side port direction of mounting groove, the effect in remaining either which direction Power, installation groove groove wall can provide floating drum support arm powerful support force, and then significantly improve itself and floating drum support arm Connective stability.

Preferably, all mounting grooves are uniformly distributed in frame body surrounding.

By using above-mentioned technical proposal, after floating drum support arm is connected to mounting groove, by floating drum support arm institute Corresponding with mounting groove in position, i.e., floating drum support arm can be uniformly distributed along the surrounding of frame body, help to promote aerator Whole stability in use.

Preferably, the quantity of the mounting groove is three, and three mounting grooves surround equilateral triangle.

It is corresponding with mounting groove floating after floating drum support arm is inserted into mounting groove by using above-mentioned technical proposal Cylinder support arm can also constitute equilateral triangle, interior in a limited space, significantly improve floating drum support arm and installation groove groove wall Between effective contact area, make between the two connective stability it is higher.

Preferably, the through hole is located at side.

By using above-mentioned technical proposal, in actual installation process, two mounting surfaces of frame body can be installed as Waterproof cover, motor etc., when through hole is located at side, the bolt that operator can be will pass through from side in hole is screwed into or twists Out, whole operation will not generate interference with the object installed on mounting surface, easy to operate.

Preferably, the through direction of the through hole is vertical with the groove depth direction of mounting groove.

By using above-mentioned technical proposal, after bolt is inserted into through hole, the length direction of bolt and through hole Through direction is kept always, and after bolt is connected with corresponding floating drum support arm, the length direction of bolt is supported perpendicular to floating drum The length direction of arm, the two connective stability are higher.

Preferably, metal platen is mounted on two sides, the metal platen is provided through supported hole, the branch It is opposite with third mounting hole to support hole；

The arbor is also cross the supported hole on third mounting hole and two metal platens, and a peace of the frame body Dress face offsets with clamping cap away from the end face of outer rotor.

By using above-mentioned technical proposal, transmission shaft can be penetrated into mounting hole, supported hole and installation in metal platen Hole is oppositely arranged, and the outer peripheral wall of transmission shaft can offset with supported hole hole wall, mounting hole wall, and the metal material that metal platen uses Matter can significantly promote the structural stability of entire hole wall.

Preferably, the frame body is equipped with waterproof cover away from the side upper cover of outer rotor.

By using above-mentioned technical proposal, since part water can splash in frame body away from outer rotor side, at this point, in the position It sets and adds waterproof cover, most of water resistance can be blocked in except waterproof cover.

In conclusion the advantageous effects of the utility model are as follows:

(1) by the way that seal assembly is arranged in the first mounting hole, the waterproof seal of entire motor is effectively enhanced；

(2) mounting groove for using different structure, effectively improves the stable connection between floating drum support arm and mounting groove Property；

(3) it will pass through the side that hole is provided with frame body, facilitate the bolt disassembly in through hole；

(4) reinforcement processing has been carried out to mounting hole wall using metal platen, has matched splice grafting between transmission shaft and mounting hole It is higher to touch stability.

Detailed description of the invention

Fig. 1 is the schematic diagram of the section structure of embodiment one；

Fig. 2 is the portion the A enlarged drawing of Fig. 1；

Fig. 3 is the structural schematic diagram one of bracket in embodiment two, shows that frame body wherein tie by the whole of one side for emphasis Structure situation；

Fig. 4 is the diagrammatic cross-section of bracket in embodiment two；

Fig. 5 is the structural schematic diagram two of bracket in embodiment two, and the overall structure of frame body another side is shown for emphasis Situation；

Fig. 6 is the schematic diagram of the section structure of embodiment two；

Fig. 7 is the structural schematic diagram of embodiment two.

In figure, 1, motor body；2, inner stator；3, outer rotor；4, arbor；5, rotor case；6, erecting bed；7, the first installation Hole；8, clamping cap；9, the second mounting hole；10, seal assembly；101, rotating ring；102, rubber layer is moved；103, stationary ring；104, quiet rubber Glue-line；105, elastic component；106, ring is contradicted；11, step；12, bracket；121, frame body；122, mounting surface；123, side；124, Third mounting hole；125, mounting groove；13, through hole；14, metal platen；15, supported hole；16, waterproof cover；17, reinforcer；18, Annular convex platform；19, reinforcing rib；20, weight loss groove.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.

Embodiment one:

Referring to Fig. 1, a kind of motor sealing structure, including motor body 1, motor body 1 include inner stator 2 and outer rotor 3, inner stator 2 is relatively fixed, and relative rotation can occur for outer rotor 3.

Referring to Fig. 1, outer rotor 3 includes rotor case 5, and 5 lateral wall medium position of rotor case is equipped with erecting bed 6, and erecting bed 6 is Cylindrical stage, is equipped with the first mounting hole 7 on erecting bed 6, and the first mounting hole 7 is cylindrical hole, the peace with the first mounting hole 7 Dress 6 cross section of platform is circular ring shape, and the shaft core line of erecting bed 6 is consistent with the axis of rotation of motor body 1.

Referring to Fig. 1 and Fig. 2, inner stator 2 includes arbor 4, and arbor 4 passes through the first mounting hole 7, and is located at the first mounting hole 4 outer peripheral wall of arbor in 7 is equipped with step 11.It is equipped with internal screw thread on the hole wall of the first mounting hole 7, is carried on the back in the first mounting hole 7 End from rotor case 5 is equipped with clamping cap 8, and clamping cap 8 is equipped with external screw thread, and the external screw thread on clamping cap 8 is threadedly connected to the On the internal screw thread of one mounting hole 7.Clamping cap 8 close to the first mounting hole 7 tegmental wall be equipped with the second mounting hole 9, arbor 4 through First mounting hole 7 and clamping cap 8.

Referring to Fig. 1 and Fig. 2, seal assembly 10 is equipped in the first mounting hole 7, seal assembly 10 includes rotating ring 101, quiet Carbon graphite, ceramics, polytetrafluoroethylene (PTFE) etc., 4 meeting of arbor can be selected in the material of ring 103, elastic component 105, rotating ring 101 and stationary ring 103 Also cross rotating ring 101, stationary ring 103, elastic component 105, ring 106 is contradicted, spring, stationary ring 103, elasticity may be selected in elastic component 105 Part 105, conflict ring 106 are respectively positioned on rotating ring 101 close to the side of outer rotor 3, and 101 external annulus of rotating ring is equipped with dynamic rubber layer 102, Rotating ring 101 is installed on the second mounting hole 9, and dynamic rubber layer 102 and 9 hole wall of the second mounting hole occur to squeeze and form sealing, quiet The internal ring wall of ring 103 is equipped with quiet rubber layer 104, and quiet rubber layer 104 mutually squeezes with 4 outer peripheral wall of arbor and formed sealing, Arbor 4 be equipped with step 11, contradict ring 106 be connected on step 11, elastic component 105 away from stationary ring 103 one end be mutually butted on to It touches ring 106 and other end elastic force is applied to rotating ring 101, and 101 end face of rotating ring is made to offset with 103 end face of stationary ring.

Referring to Fig. 1, sealant is coated on the contact surface between clamping cap 8 and erecting bed 6, sealant can effectively promote pressure Connection sealing between tight lid 8 and erecting bed 6.

The implementation principle of the present embodiment are as follows: motor body 1 is powered after starting, and arbor 4 and inner stator 2 are relatively fixed, turns 3 relative rotation of sub- shell 5 and outer rotor, at this point, rotating ring 101, dynamic rubber layer 102, clamping cap 8, rotor case 5 rotate simultaneously, stationary ring Relatively fixed between 103 and arbor 4, the elastic force of elastic component 105 is applied to stationary ring 103, end face and the stationary ring 103 of rotating ring 101 It offsets and relatively rotates between end face.

When speckling with water outside arbor 4, is generated between 7 hole wall of the dynamic rubber layer 102 on rotating ring 101 and the first mounting hole It seals together；Second sealing is generated between 4 outer peripheral wall of quiet rubber layer 104 on stationary ring 103 and arbor；The end face of rotating ring 101 It offsets with 103 end face of stationary ring and mutually rotates, form three seals；Above-mentioned three seals effect, can play effective waterproof and make With.

Embodiment two:

A kind of connection component for aerator, referring to Fig. 3, including bracket 12, which can be by nylon material system At, in the present embodiment, the global shape of frame body 121 is cylinder, and it is in the mounting surface 122 being oppositely arranged that frame body 121, which includes two, Side 123 between two mounting surfaces 122, wherein mounting surface 122 is plane, and side 123 is arcwall face.

Referring to Fig. 3, frame body 121 is equipped with third mounting hole 124, third mounting hole 124 through two mounting surfaces 122, And third mounting hole 124 is located at the medium position of frame body 121.

Referring to fig. 4, set on side 123 there are three or three or more mounting grooves 125, the notch of mounting groove 125 be located at On side 123, in the present embodiment, the quantity of mounting groove 125 is preferably three, all mounting grooves 125 to be in the middle part of frame body 121 in The heart is uniformly distributed in 121 surrounding of frame body, and three mounting grooves 125 surround equilateral triangle.

Referring to Fig. 3 and Fig. 4, the side 123 of frame body 121 is equipped with through hole 13, Mei Gean corresponding with mounting groove 125 13 quantity of through hole being arranged on tankage 125 is two, and each through hole 13 is through corresponding mounting groove 125.Each through hole 13 through direction is vertical with the groove depth direction of mounting groove 125.

Referring to fig. 4 and Fig. 5, metal platen 14 is mounted on two sides 123, metal platen 14 is provided through Supported hole 15, supported hole 15 and third mounting hole 124 are opposite.

In addition, being equipped with reinforcer 17 on mounting surface 122 referring to Fig. 5, reinforcer 17 includes being integrally formed at side 123 Annular convex platform 18 and several reinforcing ribs 19, in being arranged concentrically between annular convex platform 18 and third mounting hole 124, several reinforcements Muscle 19 is radially distributed centered on the hole heart of third mounting hole 124 and end is connected to annular convex platform 18.

Referring to Fig. 3 and Fig. 4, frame body 121 be equipped with several weight loss grooves 20, with reduce entire frame body 121 materials and Total quality.

It is additionally provided with such as the motor sealing structure in embodiment one, referring to Fig. 6, the arbor 4 in motor sealing structure is simultaneously Supported hole 15 on third mounting hole 124 and two metal platens 14, and a mounting surface 122 and compression for frame body 121 Lid 8 offsets away from the end face of outer rotor 3, and in the mountable nut in the end of arbor 4, rotating nuts, nut is pressed in 121 side of frame body Face 123 is realized to the fixation between motor body, bracket 12.

In addition, being equipped with waterproof cover 16 away from 122 upper cover of mounting surface of outer rotor 3 in frame body 121 referring to Fig. 7.

The implementation principle of the present embodiment are as follows: seal assembly 10 is installed in the first mounting hole 7, wherein seal assembly 10 Interior rotating ring 101 is installed in the second mounting hole 9 of clamping cap 8, is contradicted ring 106, elastic component 105, stationary ring 103 and is successively placed to It in arbor 4, contradicts 106 phase of ring and is butted on step 11,105 one end of elastic component, which is mutually butted on, to be contradicted on ring 106, and the other end and stationary ring 103 offset, and the elastic force of elastic component 105 is applied to stationary ring 103, and abut against 103 end face of stationary ring with 101 end face of rotating ring It touches, the quiet rubber layer 104 and 4 outer peripheral wall of arbor on 103 inner ring surface of stationary ring generate extruding, by 8 threaded engagement of clamping cap in first In mounting hole 7, then by arbor 4 across the third mounting hole 124 of bracket 12, in the end of arbor 4, rotation is installed into nut, nut Offset with the side mounting surface 122 of frame body 121, other side mounting surface 122 and the motor body 1 of frame body 121 offset, bracket 12 with It generates and is stably connected between motor body 1, then waterproof cover 16 is placed on frame body 121 on the mounting surface 122 of motor body 1.

The embodiment of present embodiment is the preferred embodiment of the utility model, and not limitation is originally practical new according to this The protection scope of type, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by practical Within novel protection scope.

Claims

1. a kind of motor sealing structure, including motor body (1), the motor body (1) includes inner stator (2) and outer rotor (3), the inner stator (2) includes arbor (4), and the outer rotor (3) includes rotor case (5), it is characterised in that: further includes compressing It covers (8), is equipped with erecting bed (6) on the outside of the rotor case (5), be equipped with the first mounting hole (7) in the erecting bed (6), the pressure Tight lid (8) is threadedly connected to mounting hole at the aperture of outer rotor (3), the arbor (4) through the first mounting hole (7), Clamping cap (8)；

Tegmental wall of the clamping cap (8) close to the first mounting hole (7) is equipped with the second mounting hole (9)；

Seal assembly (10) are equipped in first mounting hole (7), the seal assembly (10) includes rotating ring (101), stationary ring (103), elastic component (105), the arbor (4) is also cross rotating ring (101), stationary ring (103), elastic component (105), the stationary ring (103), elastic component (105) is located at the side of rotating ring (101) close to outer rotor (3), and rotating ring (101) external annulus is equipped with dynamic Rubber layer (102), the rotating ring (101) are installed on the second mounting hole (9), and dynamic rubber layer (102) and the second mounting hole (9) hole Wall occurs to squeeze and formed sealing, and the internal ring wall of the stationary ring (103) is equipped with quiet rubber layer (104), and quiet rubber layer (104) Sealing is mutually squeezed and is formed with arbor (4) outer peripheral wall, described elastic component (105) one end is connected to arbor (4) and other end elastic force Rotating ring (101) are applied to, and rotating ring (101) end face is made to offset with stationary ring (103) end face；

Sealant is coated on contact surface between the clamping cap (8) and erecting bed (6).

2. motor sealing structure according to claim 1, it is characterised in that: it further include contradicting ring (106), the arbor (4) step (11) are equipped with, the conflict ring (106) is connected on step (11), and the elastic component (105) deviates from stationary ring (103) one end, which is mutually butted on, contradicts ring (106).

3. a kind of connection component for aerator, it is characterised in that: including bracket (12), electricity as claimed in claim 1 or 2 Secret seal structure, the arbor (4) in motor sealing structure are installed on bracket (12).

4. the connection component according to claim 3 for aerator, it is characterised in that: the bracket (12) includes frame body (121), it is in the mounting surface (122) being oppositely arranged, between two mounting surfaces (122) that the frame body (121), which includes two, Side (123), frame body (121) middle part are equipped with the third mounting hole (124) installed for arbor (4), third mounting hole (124) Through two mounting surfaces (122), set on the side (123) there are three or three or more mounting grooves (125), the frame body (121) side wall is equipped with through hole (13) corresponding with mounting groove (125), and the through hole (13) is through corresponding mounting groove (125)。

5. the connection component according to claim 4 for aerator, it is characterised in that: all mounting grooves (125) are uniform It is distributed in frame body (121) surrounding.

6. the connection component according to claim 5 for aerator, it is characterised in that: the number of the mounting groove (125) Amount is three, and three mounting grooves (125) surround equilateral triangle.

7. the connection component according to claim 4 for aerator, it is characterised in that: the through hole (13) is located at side Face (123).

8. the connection component according to claim 7 for aerator, it is characterised in that: through hole (13) are run through Direction is vertical with the groove depth direction of mounting groove (125).

9. the connection component according to claim 4 for aerator, it is characterised in that: pacify on two sides (123) Equipped with metal platen (14), the metal platen (14) is provided through supported hole (15), and the supported hole (15) and third are pacified It is opposite to fill hole (124)；

The arbor (4) is also cross the supported hole (15) on third mounting hole (124) and two metal platens (14), and institute The mounting surface (122) for stating frame body (121) offsets with clamping cap (8) away from the end face of outer rotor (3).

10. the connection component according to claim 9 for aerator, it is characterised in that: the frame body (121) is away from outer Side (123) upper cover of rotor (3) is equipped with waterproof cover (16).