CN209217833U

CN209217833U - A kind of direct current generator drive end bearing bracket

Info

Publication number: CN209217833U
Application number: CN201821711707.3U
Authority: CN
Inventors: 张永华
Original assignee: Yingtan Rui Chi Motor Co Ltd
Current assignee: Yingtan Rui Chi Motor Co Ltd
Priority date: 2018-10-22
Filing date: 2018-10-22
Publication date: 2019-08-06
Anticipated expiration: 2028-10-22

Abstract

The utility model discloses a kind of direct current generator drive end bearing brackets, including lid and outer lug boss, the lid outer edge is provided with outer lug boss by casting, the lid middle position is fixedly installed with axis hole, annular projection is fixedly installed on the outside of the axis hole, the annular projection internal sleeve is equipped with bearing, shock ring is fixedly installed on the outside of the annular projection, the annular projection upper end is by being installed by welding with lower mounting groove, the lower mounting groove internal sleeve is equipped with radiating ribs, it can be effectively reduced the vibration that direct current generator can generate at work by installing shock ring, the service life that ensure that the normal work of direct current generator and use for a long time, and the operating noise generated due to motor vibration can be eliminated；It is radiated by the heat that radiating ribs can effectively generate motor inside, and free installation and removal can be carried out according to use demand and radiating requirements, it is convenient for disassembly and assembly, so that motor long-time stable is worked normally.

Description

A kind of direct current generator drive end bearing bracket

Technical field

The utility model belongs to direct current generator correlative technology field, and in particular to a kind of direct current generator drive end bearing bracket.

Background technique

DC electromotor end cover is primarily used to important component that is fixed or supporting stator and rotor；Wherein, before direct current generator End cap refers to that axial dimension is greater than the lid of radial dimension of direct current generator front end, needs to cooperate with the casing of direct current generator and pacify Dress, main function is the spatial position of determining rotor shaft.

Existing direct current generator drive end bearing bracket technology has the following problems:

1, existing direct current generator drive end bearing bracket is internally provided with axis hole, and turn of bearing and direct current generator is installed in axis hole Axis, but machine shaft is easy to generate friction with drive end bearing bracket axis hole in high-speed rotation, prolonged friction can damage motor Shaft and bearing are easy to damage motor, influence the service life of direct current generator；And direct current generator can produce at work Raw biggish vibration influences straight if effectively eliminating the situation generation that will lead to motor rotation and generate bias without vibration The normal work and use service life of galvanic electricity machine, and since the vibration of motor can generate very big operating noise, give routine use Cause very big noise pollution；

2, most of the structure of existing direct current generator drive end bearing bracket is all enclosed construction, and heat transfer effect is poor, does not utilize Heat dissipation, in direct current generator rotation, inside can generate heat, and prolonged continuous work can make the constant temperature liter inside motor Height can reduce the service life of the coil and other elements inside motor, the Inside coil of motor can be burnt when serious, makes motor can not Work causes certain inconvenient for use and economic loss to daily use and production and living.

Utility model content

It is mentioned above in the background art to solve the purpose of this utility model is to provide a kind of direct current generator drive end bearing bracket Direct current generator is also easy to produce vibration and noise and drive end bearing bracket heat dissipation effect difference problem when working.

To achieve the above object, the utility model provides the following technical solutions:

A kind of direct current generator drive end bearing bracket, including lid and outer lug boss, the outer lug boss are cast in lid outer edge, the lid Body middle position is fixedly installed with axis hole, is fixedly installed with annular projection, the annular projection internal sleeve on the outside of the axis hole Equipped with bearing, it is fixedly installed with shock ring on the outside of the annular projection, the annular projection upper end is equipped with lower mounting groove, described Lower mounting groove internal sleeve be equipped with radiating ribs, radiating ribs upper end outer sheath be equipped with upper mounting groove, the upper mounting groove top with By being welded to connect, lid outer end face edge is equipped with lug, installation is fixedly installed with inside the lug outer lug boss Hole.

Preferably, the bearing includes inner ring, outer ring, ball and retainer, inner ring rotational installation in outer ring, it is described in It is rotatably equipped with ball between circle and outer ring, is fixedly installed with retainer on the outside of the ball.

Preferably, the shock ring includes lower support ring, lower groove, lower connecting shaft, upper connecting shaft, upper groove, upper support Ring and damping spring, the lower support ring outer end are equipped with lower connection by being installed by welding with lower groove, the lower groove internal sleeve Axis, the lower connecting shaft upper end outer sheath are equipped with upper connecting shaft, and the upper connecting shaft apical lateral is set with upper groove, it is described on By being welded to connect, the lower connecting shaft and upper connecting shaft outer sheath are equipped with damping spring for groove top and upper support ring.

Preferably, the radiating ribs include radiator, upper mounted plate, upper slide mass, upper fastening spring, upper pull lever, under Fixed plate, downslide kinetoplast, lower fastening spring and lower pull lever are fixedly installed with upper mounted plate inside the radiator upper end, institute It states radiator top internal slide and slide mass is installed, in the upper slide mass lower end middle position and upper mounted plate upper end Between be elasticly connected with fastening spring at position, by being installed by welding with upper pull lever at left and right sides of the upper slide mass outer end, Bottom plate is fixedly installed with inside the radiator lower end, the radiator bottom inner portion is slidably fitted with downslide kinetoplast, institute It states downslide kinetoplast upper end middle position and bottom plate lower end middle position is elasticly connected with lower fastening spring, the downslide By being installed by welding with lower pull lever at left and right sides of kinetoplast outer end, the radiating ribs are socketed by upper slide mass and upper mounting groove, The radiating ribs are socketed by downslide kinetoplast and lower mounting groove.

Preferably, identical and lower mounting groove and upper mounting groove are mounted on the lower mounting groove with upper mounting groove size specification Six, the radiating ribs be arranged altogether there are six and size specification it is identical, the radiating ribs can be relative to lid disassembled and assembled freely.

Preferably, there are four the lug and mounting hole are respectively mounted, the lid passes through mounting hole and direct-current motor shell It is coupled.

Preferably, the damping spring is stiffness spring.

Compared with prior art, the utility model provides a kind of direct current generator drive end bearing bracket, have it is following the utility model has the advantages that

1, the utility model is mounted with shock ring comprising lower support ring, lower groove, lower connecting shaft, upper connecting shaft, fovea superior Slot, upper support ring and damping spring, such benefit are that lower support ring can be outside relative to upper support ring by damping spring Side fine motion can effectively prevent the fine motion outward of upper support ring by lower support ring when machine shaft is in high-speed rotation Machine shaft and drive end bearing bracket axis hole generate friction, can play the role of protecting machine shaft and bearing, will not cause to motor Damage, improves the service life of direct current generator；And it can be effectively reduced by being mounted on the damping spring inside shock ring The vibration that direct current generator can generate at work, the service life that ensure that the normal work of direct current generator and use for a long time, And the operating noise generated due to motor vibration can be eliminated, very big convenience is brought to routine use；

2, the utility model is mounted with radiating ribs comprising radiator, upper mounted plate, upper slide mass, upper fastening spring, on Pull lever, bottom plate, downslide kinetoplast, lower fastening spring and lower pull lever, such benefit are by upper slide mass and upper peace The socket installation and the socket of downslide kinetoplast and lower mounting groove installation of tankage can effectively to direct current generator rotation work when The heat of generation radiates, and radiating ribs can carry out free installation and removal, dismounting according to use demand and radiating requirements It is convenient, pass through can be improved inside motor to the heat dissipation of motor internal heat for the radiating ribs installed on the outside of the cap body of front end The service life of coil and other elements prevents from burning the Inside coil of motor because motor internal temperature is excessively high, motor is enable to grow Time, which stablizes, to be worked normally.

Detailed description of the invention

Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention, in the accompanying drawings:

Fig. 1 be the utility model proposes a kind of direct current generator drive end bearing bracket structural schematic diagram；

Fig. 2 be the utility model proposes bearing arrangement schematic diagram；

Fig. 3 be the utility model proposes shock ring structural schematic diagram；

Fig. 4 be the utility model proposes radiating ribs structural schematic diagram；

In figure: 1, lid；2, outer lug boss；3, axis hole；4, annular projection；5, bearing；6, shock ring；61, lower support ring； 62, lower groove；63, lower connecting shaft；64, upper connecting shaft；65, upper groove；66, upper support ring；67, damping spring；7, lower installation Slot；8, radiating ribs；81, radiator；82, upper mounted plate；83, upper slide mass；84, upper fastening spring；85, upper pull lever；86, under Fixed plate；87, downslide kinetoplast；88, lower fastening spring；89, lower pull lever；9, upper mounting groove；10, lug；11, mounting hole；12, Inner ring；13, outer ring；14, ball；15, retainer.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

In the description of the present invention, it should be noted that term " on ", "lower", "inner", "outside" " front end ", " after The orientation or positional relationship of the instructions such as end ", " both ends ", " one end ", " other end " is that orientation based on the figure or position are closed System, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning are necessary It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, Term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " being provided with ", " connection " etc., shall be understood in a broad sense, such as " connection ", may be a fixed connection, be also possible to detachably connect It connects or integral type connects；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, intermediate matchmaker can also be passed through Jie is indirectly connected, and can be the connection inside two elements.It for the ordinary skill in the art, can be with concrete condition Understand the concrete meaning of above-mentioned term in the present invention.

Fig. 1-4 is please referred to, the utility model provides a kind of technical solution:

A kind of direct current generator drive end bearing bracket, including lid 1 and outer lug boss 2, the outer lug boss 2 are cast in 1 outer edge of lid, lid 1 middle position of body is fixedly installed with axis hole 3, and annular projection 4 is fixedly installed on the outside of axis hole 3, and 4 internal sleeve of annular projection is equipped with Bearing 5, is fixedly installed with shock ring 6 on the outside of annular projection 4, and 4 upper end of annular projection is equipped with lower mounting groove 7, in lower mounting groove 7 Portion is set with radiating ribs 8, and 8 upper end outer sheath of radiating ribs is equipped with upper mounting groove 9, and upper 9 top of mounting groove and outer lug boss 2 pass through welding Connection, 1 outer end face edge of lid is equipped with lug 10, mounting hole 11 is fixedly installed with inside lug 10.

In order to enable the efficient quick rotation of shaft of direct current generator, in the utility model, preferred bearing 5 includes inner ring 12, outer ring 13, ball 14 and retainer 15, the rotational installation of inner ring 12 rotate peace in outer ring 13 between inner ring 12 and outer ring 13 Equipped with ball 14, retainer 15 is fixedly installed on the outside of ball 14.

Vibration in order to effectively generate to direct current generator work carries out damping and eliminates the noise that vibration generates, In the utility model, preferred shock ring 6 includes lower support ring 61, lower groove 62, lower connecting shaft 63, upper connecting shaft 64, fovea superior Slot 65, upper support ring 66 and damping spring 67, lower 61 outer end of support ring is by being installed by welding with lower groove 62, inside lower groove 62 It is set with lower connecting shaft 63, lower 63 upper end outer sheath of connecting shaft is equipped with upper connecting shaft 64, and upper 64 apical lateral of connecting shaft is set with Upper groove 65,65 top of upper groove and upper support ring 66 are set on the outside of lower connecting shaft 63 and upper connecting shaft 64 by being welded to connect There is damping spring 67.

Heat in order to generate when effectively working direct current generator radiates, in the utility model, preferably Radiating ribs 8 include radiator 81, upper mounted plate 82, upper slide mass 83, upper fastening spring 84, upper pull lever 85, bottom plate 86, Downslide kinetoplast 87, lower fastening spring 88 and lower pull lever 89 are fixedly installed with upper mounted plate 82 inside 81 upper end of radiator, radiate 81 top internal slide of body is equipped with slide mass 83, among upper 83 lower end middle position of slide mass and 82 upper end of upper mounted plate It is elasticly connected with fastening spring 84 at position, by being installed by welding with upper pull lever 85 at left and right sides of upper 83 outer end of slide mass, Bottom plate 86 is fixedly installed with inside 81 lower end of radiator, 81 bottom inner portion of radiator is by being slidably fitted with downslide kinetoplast 87,87 upper end middle position of downslide kinetoplast and 86 lower end middle position of bottom plate are elasticly connected with lower fastening spring 88, By being installed by welding with lower pull lever 89 at left and right sides of 87 outer end of downslide kinetoplast, radiating ribs 8 pass through upper slide mass 83 and upper installation Slot 9 is socketed, and radiating ribs 8 are socketed by downslide kinetoplast 87 and lower mounting groove 7.

In order to effective rapid cooling, in the utility model, preferably lower mounting groove 7 is advised with upper 9 size of mounting groove There are six lattice are identical and lower mounting groove 7 and upper mounting groove 9 be respectively mounted, radiating ribs 8 altogether setting there are six and size specification it is identical, dissipate Hot muscle 8 can be relative to 1 disassembled and assembled freely of lid.

In order to which quickly and easily direct current generator drive end bearing bracket and casing are fixedly mounted, in the utility model, preferably There are four lug 10 and mounting hole 11 are respectively mounted, mounting hole 11 is fixedly mounted on inside lug 10, lid 1 by mounting hole 11 with Direct-current motor shell is coupled.

Damping and noise reduction are carried out in order to the efficient vibration generated to machine shaft rotation, in the utility model, Preferably lower support ring 61 can be by damping spring 67 relative to the upper fine motion outward of support ring 66, the diameter of upper connecting shaft 64 Slightly larger than the diameter of lower connecting shaft 63, damping spring 67 is stiffness spring.

In order to facilitate the Fast Installation and disassembly of radiating ribs 8, in the utility model, preferably upper slide mass 83 can pass through Pull lever 85 relative to the inside Slideslip of radiator 81 and can pass through the automatic Slideslip card outward of upper fastening spring 84 in pulling Tightly, downslide kinetoplast 87 can be by pulling lower pull lever 89 relative to the inside Slideslip of radiator 81 and can pass through lower fastening bullet The automatic Slideslip clamping outward of spring 88.

The working principle and process for using of the utility model: the working principle of the utility model is set by 1 surrounding of lid Installation is fixed in the casing for the mounting hole 11 and direct current generator inside lug 10 and lug 10 set, and then passes through setting Axis hole 3 and the bearing 5 being mounted in annular projection 4 carry out location and installation to the shaft of direct current generator, when machine shaft is turned Damping is carried out by the vibration that shock ring 6 generates shaft rotation when dynamic and noise reduction is carried out to the noise that vibration generates, is passed through The heat that the radiating ribs 8 installed on the outside of lid 1 generate when working motor radiates；Before using the utility model, answer Necessary preoperation inspection is carried out to it, after confirmation, the lug 10 and lug 10 being arranged first by 1 surrounding of lid Installation is fixed in the casing of internal mounting hole 11 and direct current generator, then when motor is worked, according to radiating and make With needs, upper slide mass 83 is made relative to the inside Slideslip of radiator 81 and by pulling drop-down by the upper pull lever 85 of pulling Lever 89 makes downslide kinetoplast 87 relative to the inside Slideslip of radiator 81, is adjusted to the installation number of radiating ribs 8, to motor The heat that inside generates when work is timely and effectively radiated, when machine shaft rotation work, by shock ring 6 to shaft The vibration that rotation generates carries out damping and carries out noise reduction to the noise that vibration generates, and guarantees that direct current generator is prolonged normal steady Fixed work.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims

1. a kind of direct current generator drive end bearing bracket, including lid (1) and outer lug boss (2), it is characterised in that: outer lug boss (2) casting In lid (1) outer edge, lid (1) middle position is fixedly installed with axis hole (3), fixed peace on the outside of the axis hole (3) Equipped with annular projection (4), annular projection (4) internal sleeve is equipped with bearing (5), is fixedly mounted on the outside of the annular projection (4) Have shock ring (6), annular projection (4) upper end is equipped with lower mounting groove (7), and lower mounting groove (7) internal sleeve is equipped with scattered Hot muscle (8), radiating ribs (8) the upper end outer sheath are equipped with upper mounting groove (9), upper mounting groove (9) top and outer lug boss (2) By being welded to connect, lid (1) the outer end face edge is equipped with lug (10), is fixedly installed with inside the lug (10) Mounting hole (11).

2. a kind of direct current generator drive end bearing bracket according to claim 1, it is characterised in that: the bearing (5) includes inner ring (12), outer ring (13), ball (14) and retainer (15), inner ring (12) rotational installation is in outer ring (13), the inner ring (12) It is rotatably equipped between outer ring (13) ball (14), is fixedly installed with retainer (15) on the outside of the ball (14).

3. a kind of direct current generator drive end bearing bracket according to claim 1, it is characterised in that: the shock ring (6) includes lower branch Pushing out ring (61), lower groove (62), lower connecting shaft (63), upper connecting shaft (64), upper groove (65), upper support ring (66) and damping bullet Spring (67), by being installed by welding with lower groove (62), lower groove (62) internal sleeve is equipped with for lower support ring (61) outer end Lower connecting shaft (63), lower connecting shaft (63) the upper end outer sheath are equipped with upper connecting shaft (64), upper connecting shaft (64) top Outer sheath is equipped with upper groove (65), and upper groove (65) top and upper support ring (66) are by being welded to connect, the lower connection Axis (63) and upper connecting shaft (64) outer sheath are equipped with damping spring (67).

4. a kind of direct current generator drive end bearing bracket according to claim 1, it is characterised in that: the radiating ribs (8) include heat dissipation Body (81), upper mounted plate (82), upper slide mass (83), upper fastening spring (84), upper pull lever (85), bottom plate (86), under Slide mass (87), lower fastening spring (88) and lower pull lever (89) are fixedly installed with inside radiator (81) upper end solid Fixed board (82), radiator (81) top internal slide are equipped with slide mass (83), in upper slide mass (83) lower end Between be elasticly connected with fastening spring (84) with upper mounted plate (82) upper end middle position at position, the upper slide mass (83) By being installed by welding with upper pull lever (85) at left and right sides of outer end, lower fixation is fixedly installed with inside radiator (81) lower end Plate (86), radiator (81) bottom inner portion are slidably fitted with downslide kinetoplast (87), among downslide kinetoplast (87) upper end It is elasticly connected with lower fastening spring (88) at position with bottom plate (86) lower end middle position, the downslide kinetoplast (87) is outside By being installed by welding with lower pull lever (89), the radiating ribs (8) pass through upper slide mass (83) and upper mounting groove for the end left and right sides (9) it is socketed, the radiating ribs (8) are socketed by downslide kinetoplast (87) and lower mounting groove (7).

5. a kind of direct current generator drive end bearing bracket according to claim 1, it is characterised in that: the lower mounting groove (7) and upper peace There are six tankage (9) size specification is identical and lower mounting groove (7) and upper mounting groove (9) be respectively mounted, the radiating ribs (8) are arranged altogether There are six and size specification it is identical.

6. a kind of direct current generator drive end bearing bracket according to claim 1, it is characterised in that: the lug (10) and mounting hole (11) there are four being respectively mounted, the lid (1) is coupled by mounting hole (11) with direct-current motor shell.

7. a kind of direct current generator drive end bearing bracket according to claim 3, it is characterised in that: the damping spring (67) is rigidity Spring.