CN208581111U

CN208581111U - A kind of against shock falls off DC electromotor end cover

Info

Publication number: CN208581111U
Application number: CN201821065771.9U
Authority: CN
Inventors: 赵永江
Original assignee: Wuhu Wolong Household Motor Co Ltd
Current assignee: Wuhu Wolong Household Motor Co Ltd
Priority date: 2018-07-06
Filing date: 2018-07-06
Publication date: 2019-03-05
Anticipated expiration: 2028-07-06

Abstract

The utility model provides a kind of against shock and falls off DC electromotor end cover, including casing and end cap, the end cap side is equipped with multiple first limited blocks, multiple first sliding grooves are correspondingly provided on the casing, first limited block is slidably connected the first sliding groove, and the first fixed device is equipped in the middle part of the casing, described first fixed device is detachably connected first limited block, again between the adjacent first sliding groove, the casing is equipped with second sliding slot, the second sliding slot inner wall is equipped with the second fixed device, the second limited block is correspondingly provided on the end cap, second limited block is slidably connected the second sliding slot, and the second fixation device is detachably connected second limited block.

Description

A kind of against shock falls off DC electromotor end cover

Technical field

The utility model relates to technical field of motors, relates generally to a kind of against shock and fall off DC electromotor end cover.

Background technique

Motor is commonly called as " motor " and refers to a kind of calutron for realizing electric energy conversion or transmitting according to the law of electromagnetic induction. It is indicated in circuit with letter M (old plant D).Its main function is to generate driving torque, as electrical appliance or various machines The power source of tool.

Present motor, rear end cap are either designed by concave rear end cap is embedding often by bolt, nut Enter in casing, convenient for carrying out disassembly installation in electrical machmary maintenance.

But existing motor is at work, a large amount of vibration power can be generated, so that the spiral shell on motor The technical issues of firmwares such as bolt, screw generate certain loosening or disengaging, and rear end cap is caused to be detached from.

Utility model content

The utility model provides a kind of against shock and falls off DC electromotor end cover, proposes in above-mentioned background technique to solve , existing motor at work, can generate a large amount of vibration power, so that bolt, screw on motor etc. is solid The technical issues of part generates certain loosening or disengaging, and rear end cap is caused to be detached from.

To achieve the goals above, the utility model uses following technical scheme: a kind of against shock falls off direct current generator terminal Lid, including casing and end cap, the end cap side are equipped with multiple first limited blocks, it is sliding that multiple first are correspondingly provided on the casing Slot, first limited block are slidably connected the first sliding groove, and the first fixed device is equipped in the middle part of the casing, and described first Fixed device is detachably connected first limited block, and between the adjacent first sliding groove, it is sliding that the casing is equipped with second Slot, the second sliding slot inner wall are equipped with the second fixed device, and the second limited block, second limit are correspondingly provided on the end cap Position block is slidably connected the second sliding slot, and the described second fixed device is detachably connected second limited block.

Preferably, multiple first limited blocks include the first fixed block and the second fixed block, first fixed block It is connected between second fixed block by first connecting rod, and the described first fixed device includes annular groove, the annular Slot is equipped with first annular piece, and the first annular piece of internal orifice is equipped with multiple third limited blocks, and sets on the first connecting rod There is a third sliding slot, the third limited block is slidably connected the third sliding slot.

Preferably, first fixed block and the third limited block are in isosceles trapezoid setting, and described first connects Bar is rectangle setting.

Preferably, the first annular piece of side is equipped with the first connection ring, is equipped with second outside the annular groove side and connects Ring is connect, third connection ring is equipped on the inside of second connection ring, the third connection ring is equipped with the first spring, first bullet Spring one end is fixedly connected with first connection ring.

Preferably, the described second fixed device includes the first standing screw, and first standing screw is equipped with limit spiral shell Cap, the end cap side are equipped with the 4th limited block, and through-hole is correspondingly provided on the 4th limited block, and first standing screw is sliding The dynamic connection through-hole, and the limit screw cap is rotatablely connected first standing screw, and the limit screw cap is press-connected 4th limited block.

Preferably, the L-shaped setting of the 4th limited block, and it is sliding that multiple four are symmetrically arranged on the limit screw cap Slot, the limit screw cap is equipped with tooth-shape structure between adjacent 4th sliding slot.

Preferably, middle part is equipped with third fixed block on rear side of the end cap, is equipped with multiple second on the outside of the third fixed block Connecting rod, multiple second connecting rods are fixedly connected with the end cap, and the end cap is arranged in funnel type, and after the end cap Side and its top are equipped with Air Filter, and the Air Filter is arranged in bar shaped on the end cap.

Compared with prior art, the utility model has the beneficial effects that

The utility model is connect by the way that the first limited block is arranged on end cap, by the first limited block with the first fixed device So that end cap is tentatively fixed with casing, then by being provided with the second limited block between the first limited block, pass through second Limited block connect with the second fixed device so that end cap connect more close with casing, to pass through the first fixation device and the The double definitions of two fixed devices make the restriction of end cap and casing more close, it is therefore prevented that end cap is de- during vibration It falls.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the first standoff features of the utility model schematic diagram；

Fig. 3 is the first fixture structure of the utility model schematic diagram；

Fig. 4 is the second fixture structure of the utility model schematic diagram.

In figure: 1- casing, 11- first sliding groove, 12- second sliding slot, 2- end cap, 21- third fixed block, the connection of 211- second Bar, 22- Air Filter, the first limited block of 3-, the first fixed block of 31-, the second fixed block of 32-, 33- first connecting rod, 331- third Sliding slot, the fixed device of 4- first, 41- annular groove, first annular piece of 42-, 421- third limited block, the second connection ring of 43-, 431- Third connection ring, the first spring of 432-, the fixed device of 5- second, the first standing screw of 51-, 52- limit screw cap, 521- the 4th are sliding Slot, 522- tooth-shape structure the second limited block of 6-, the 4th limited block of 61-, 611- through-hole.

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.

Embodiment, please refers to Fig. 1-4, and a kind of against shock falls off DC electromotor end cover, including casing 1 and end cap 2, the end 2 side of lid is equipped with multiple first limited blocks 3, is correspondingly provided with multiple first sliding grooves 11, first limited block 3 on the casing 1 Be slidably connected the first sliding groove 11, and the first fixed device 4 is equipped in the middle part of the casing 1, and the described first fixed device 4 is removable Connection first limited block 3 is unloaded, and between the adjacent first sliding groove 11, the casing 1 is equipped with second sliding slot 12, described 12 inner wall of second sliding slot is equipped with the second fixed device 5, and the second limited block 6, second limit are correspondingly provided on the end cap 2 Block 6 is slidably connected the second sliding slot 12, and the described second fixed device 5 is detachably connected second limited block 6.

Embodiment, please refers to Fig. 1-3, and multiple first limited blocks 3 include the first fixed block 31 and the second fixed block 32, it is connected between first fixed block 31 and second fixed block 32 by first connecting rod 33, and described first is fixed Device 4 includes annular groove 41, and the annular groove 41 is equipped with first annular piece 42, and first annular piece of 42 internal orifices are equipped with multiple Third limited block 421, and the first connecting rod 33 is equipped with third sliding slot 331, the third limited block 421 is slidably connected institute State third sliding slot 331.

Embodiment, please refers to Fig. 1-4, and first fixed block 31 and the third limited block 421 are set in isosceles trapezoid It sets, and the first connecting rod 33 is rectangle setting.

Embodiment, please refers to Fig. 1-3, and first annular piece of 42 sides are equipped with the first connection ring 422, the annular groove 41 It is equipped with the second connection ring 43 outside side, is equipped with third connection ring 431, the third connection ring on the inside of second connection ring 43 431 are equipped with the first spring 432, and described first spring, 432 one end is fixedly connected with first connection ring 422.

Embodiment please refers to Fig. 1 and Fig. 4, and the described second fixed device 5 includes the first standing screw 51, and described first is solid Screw rod 51 is determined equipped with limit screw cap 52, and 2 side of end cap is equipped with the 4th limited block 61, corresponds on the 4th limited block 61 Equipped with through-hole 611, first standing screw 51 is slidably connected the through-hole 611, and the limit screw cap 52 is rotatablely connected institute The first standing screw 51 is stated, and the limit screw cap 52 is press-connected the 4th limited block 61.

Embodiment please refers to figure Fig. 1 and Fig. 4, the L-shaped setting of the 4th limited block 61, and the limit screw cap 52 On be symmetrically arranged with multiple 4th sliding slots 521, between adjacent 4th sliding slot 521 limit screw cap 52 be equipped with tooth-shape structure 522。

Embodiment, referring to Fig. 1, third fixed block 21 is equipped in the middle part of 2 rear side of the end cap, outside the third fixed block 21 Side is equipped with multiple second connecting rods 211, and multiple second connecting rods 211 are fixedly connected with the end cap 2, and the end cap 2 is in leakage The setting of bucket type, and 2 rear side of the end cap and its top are equipped with Air Filter 22, and the Air Filter 22 is in item on the end cap 2 Shape setting.

The utility model, first by rotating first annular piece manually, so that third limited block is with first sliding groove not same In one plane, then by end cap the first fixed block and the second fixed block be slidably connected first sliding groove, and make the first company Extension bar is located in annular groove, then unclamps first annular piece, and first annular piece is sprung back under the action of the first spring, thus So that third limited block is located in third sliding slot, and then it is defined to the level of end cap is longitudinal, and since spring itself has Certain recoverable force ability, so that timely end cap generates certain power during vibration, but in the rebound of the first spring Make it so keep in situ under the action of power, and then prevents falling off for end cap.

Simultaneously as the second fixed device includes the first fixing bolt, the through-hole on the position on the 4th limited block top is sliding The first bolt of dynamic connection then in the rotation by limit screw cap so that the connection of end cap and casing more close, and limits It is provided with the 4th sliding slot on the nut of position, rotation can be driven in the 4th sliding slot by hard object in the rotary course for carrying out limit screw cap Turn so that the rotation of limit screw cap is more convenient.

Also, since end cap is infundibulate setting, and its rear connects third fixed block by multiple second connecting rods, leads to Third fixed block inboard bearing connection shaft is crossed, and Air Filter is arranged in end cap rear, thus completely cut off dust to a certain extent, and And play ventilative effect, the Air Filter of rear side brings air in motor into, and motor at work increase by temperature, hot-air to Upper movement has the function that cooling so that the Air Filter on end cap excludes, and is expanded with mitigating air in motor to end cap and casing Impact so that end cap is connect more closely with casing.

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

The DC electromotor end cover 1. a kind of against shock falls off, including casing (1) and end cap (2), it is characterised in that: the end cap (2) Side is equipped with multiple first limited blocks (3), is correspondingly provided with multiple first sliding grooves (11) on the casing (1), first limit Block (3) is slidably connected the first sliding groove (11), and first fixed device (4) are equipped in the middle part of the casing (1), and described first is solid Determine device (4) and be detachably connected first limited block (3), and between the adjacent first sliding groove (11), on the casing (1) Equipped with second sliding slot (12), second sliding slot (12) inner wall is equipped with second fixed device (5), corresponds on the end cap (2) Equipped with the second limited block (6), second limited block (6) is slidably connected the second sliding slot (12), and the described second fixed dress It sets (5) and is detachably connected second limited block (6).
The DC electromotor end cover 2. a kind of against shock according to claim 1 falls off, it is characterised in that: multiple first limits Position block (3) includes the first fixed block (31) and the second fixed block (32), and first fixed block (31) and described second are fixed It is connected between block (32) by first connecting rod (33), and described first fixed device (4) include annular groove (41), the annular Slot (41) is equipped with first annular piece (42), and first annular piece of (42) internal orifice is equipped with multiple third limited blocks (421), and institute First connecting rod (33) are stated equipped with third sliding slot (331), the third limited block (421) is slidably connected the third sliding slot (331).
The DC electromotor end cover 3. a kind of against shock according to claim 2 falls off, it is characterised in that: first fixed block (31) it is arranged in isosceles trapezoid with third limited block (421), and the first connecting rod (33) is rectangle setting.
The DC electromotor end cover 4. a kind of against shock according to claim 2 falls off, it is characterised in that: described first annular piece (42) side is equipped with the first connection ring (422), is equipped with the second connection ring (43) outside annular groove (41) side, and described second Third connection ring (431) are equipped on the inside of connection ring (43), the third connection ring (431) is equipped with the first spring (432), described First spring (432) one end is fixedly connected with first connection ring (422).
The DC electromotor end cover 5. a kind of against shock according to claim 2 falls off, it is characterised in that: the described second fixed dress Setting (5) includes the first standing screw (51), and first standing screw (51) is equipped with limit screw cap (52), the end cap (2) Side is equipped with the 4th limited block (61), is correspondingly provided with through-hole (611) on the 4th limited block (61), first standing screw (51) be slidably connected the through-hole (611), and the limit screw cap (52) is rotatablely connected first standing screw (51), and institute It states limit screw cap (52) and is press-connected the 4th limited block (61).
The DC electromotor end cover 6. a kind of against shock according to claim 5 falls off, it is characterised in that: the 4th limited block (61) L-shaped setting, and multiple 4th sliding slots (521) are symmetrically arranged on the limit screw cap (52), the adjacent described 4th is sliding The limit screw cap (52) is equipped with tooth-shape structure (522) between slot (521).
The DC electromotor end cover 7. a kind of against shock according to claim 1 falls off, it is characterised in that: after the end cap (2) Middle side part is equipped with third fixed block (21), and multiple second connecting rods (211), Duo Gesuo are equipped on the outside of the third fixed block (21) It states the second connecting rod (211) to be fixedly connected the end cap (2), the end cap (2) is arranged in funnel type, and after the end cap (2) Side and its top are equipped with Air Filter (22), and the Air Filter (22) is arranged in bar shaped on the end cap (2).