CN209217834U - A kind of direct current machine back end cover - Google Patents
A kind of direct current machine back end cover Download PDFInfo
- Publication number
- CN209217834U CN209217834U CN201821711708.8U CN201821711708U CN209217834U CN 209217834 U CN209217834 U CN 209217834U CN 201821711708 U CN201821711708 U CN 201821711708U CN 209217834 U CN209217834 U CN 209217834U
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- CN
- China
- Prior art keywords
- direct current
- fixedly installed
- button
- hole
- lid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of direct current machine back end covers, including lid and outer lug boss, the lid middle position is fixedly installed with axis hole, the annular projection outer end face is fixedly installed with reinforcing rib, radiator is fixedly installed between the reinforcing rib, the lid right end is fixedly installed with cableties, the heat that inside generates when the heat sink installed on the outside of the heat release hole and heat release hole installed by heat sink interior can effectively work to direct current generator radiates, effectively it can prevent dust and other impurities from entering inside direct current generator by radiator, the elements such as the Inside coil of direct current generator can be effectively protected；It can be realized being quickly pierced by and fixing to direct current generator lead-out wire by installing cableties, improve assembly efficiency, and lower button pad is identical as upper button mat material matter and is rubber material, the lead-out wire that direct current generator can be effectively protected is not damaged.
Description
Technical field
The utility model belongs to direct current correlative technology field, and in particular to a kind of direct current machine back end cover.
Background technique
DC electromotor end cover is primarily used to important component that is fixed or supporting stator and rotor；Wherein, after direct current generator
End cap refers to that axial dimension is greater than the lid of radial dimension of direct current generator rear 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 machine back end cover technology has the following problems:
1, most of existing direct current machine back end cover is smooth planar structure, is not made to the heat dissipation of direct current generator special
The corresponding design of door, leads to direct current generator poor heat radiation at work, some opens up heat release hole in direct current machine back end cover, still
Although can be motor radiating by heat release hole, in routine use, dust be easy to enter direct current generator by heat release hole
Inside, dust accumulation inside the motor after will affect the normal work of direct current generator, will cause in direct current generator when serious
The damage of portion's coil, causes direct current generator can not work normally, has seriously affected the service life of direct current generator；
2, existing direct current machine back end cover is usually mounted with the outlet hole of motor lines, but in traditional direct current generator
Connecting line is all to be pierced by by the round outlet hole of rear end cap, however such round outlet hole does not have card line function,
And lead is complicated for operation in assembly, large labor intensity, production efficiency is low, needs to draw the more leads with plug-in unit when assembling
When, production efficiency is not high.
Utility model content
The purpose of this utility model is to provide a kind of direct current machine back end covers, mentioned above in the background art to solve
Heat dissipation effect is bad and outlet hole problem inconvenient for use.
To achieve the above object, the utility model provides the following technical solutions:
A kind of direct current machine back end cover, including lid and outer lug boss, the lid middle position are 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, the annular projection outer end face
It is fixedly installed with reinforcing rib, the reinforcing rib upper end is fixedly connected with lid, and heat dissipation dress is fixedly installed between the reinforcing rib
It sets, the lid right end is fixedly installed with cableties, and lid outer end face edge is installed by welding with lug, inside the lug
It is fixedly installed with mounting hole.
Preferably, the reinforcing rib includes muscle body, lower fixed station, lower fixed hole, fixing bolt, upper fixed station and upper fixation
Hole, muscle body lower end are installed by welding with lower fixed station, and lower fixed hole is fixedly installed with inside the lower fixed station, described lower solid
Determine that fixing bolt is installed inside hole, muscle body upper end is installed by welding with fixed station, fixed internal fixed peace
Equipped with upper fixation hole, fixing bolt is installed inside fixed hole, the reinforcing rib passes through lower fixed hole and fixing bolt
It is fixedly connected with annular projection, the reinforcing rib is fixedly connected by upper fixation hole and fixing bolt with lid.
Preferably, the radiator includes heat-dissipating frame, heat release hole, heat sink and strainer, inside the heat-dissipating frame
It is fixedly installed with heat release hole, heat sink is fixedly installed on the outside of the heat release hole, is fixedly installed with filter on the inside of the heat-dissipating frame
Net.
Preferably, the cableties include button, lower catching groove, lower button pad, button platform, shaft, retaining ring, it is upper buckle pad, upper catching groove and
Leg is detained, the button upper end is fixedly installed with lower button pad, and the lower button pad upper end is provided with lower catching groove, and the button left end is fixed
Button platform is installed, upper end is fixedly installed with shaft on the right side of the button, and the button upper end is rotatably equipped with retaining ring by shaft,
The retaining ring lower end, which is fixedly installed with, buckles pad, and the upper button pad lower section is provided with catching groove, and the retaining ring left end is fixedly mounted
There is button leg；
The button and retaining ring are cyclic structure, and the retaining ring is rotated upwardly and downwardly by shaft relative to button, the button
Ring is realized and is fixed by button leg and button platform snapping.
Preferably, there are six the reinforcing rib is installed altogether and size specification is identical, and the reinforcing rib material is aluminium alloy,
The reinforcing rib is symmetrically installed around annular projection.
Preferably, there are six the radiator is installed altogether and size specification is identical, and the radiator is annularly symmetrical
It is mounted on lid.
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 heat sink is equipped with five altogether and size specification is identical, and the heat sink is equal in 30 ° of tilt angles
It is even to be mounted on inside heat-dissipating frame.
Preferably, the lower button pad is identical as upper button mat material matter and is rubber material.
Compared with prior art, the utility model provides a kind of direct current machine back end cover, have it is following the utility model has the advantages that
1, the utility model is mounted with radiator comprising heat-dissipating frame, heat release hole, heat sink and strainer, it is such
Benefit is that the heat sink installed on the outside of the heat release hole and heat release hole installed by heat sink interior can be effectively to direct current
The heat that inside generates when motor works radiates, and can effectively prevent from influencing because the temperature that motor work generates is excessively high
The normal work of direct current generator；And the strainer installed by heat sink interior and the heat sink for tilting installation in 30 ° can
It effectively prevents dust and other impurities from entering inside direct current generator by radiator, prevents because of dust accumulation inside motor it
It will affect the normal work of direct current generator afterwards, the elements such as the Inside coil of direct current generator can be effectively protected, ensure that direct current
The service life of motor；
2, the utility model is mounted with cableties comprising button, lower button pad, button platform, shaft, retaining ring, upper is buckled lower catching groove
Pad, upper catching groove and button leg；Such benefit is that retaining ring can be rotated upwardly and downwardly by shaft relative to button and retaining ring can pass through
It detains leg and button platform snapping is realized and fixed, so that the outlet hole of rear end cap is had card line function, and lead is easy to operate in assembly, labor
Fatigue resistance is low, and when needing to draw the more leads with plug-in unit when assembling, high production efficiency can be realized and draw to direct current generator
Quickly being pierced by and fixing for line, improves assembly efficiency, and lower button pad is identical as upper button mat material matter and is rubber material, can
The lead-out wire that direct current generator is effectively protected is not damaged, and is provided a great convenience for the lead assembly of direct current generator.
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 machine back end cover structural schematic diagram；
Fig. 2 be the utility model proposes reinforcing rib structure schematic diagram；
Fig. 3 be the utility model proposes construction for heat radiating device schematic diagram；
Fig. 4 be the utility model proposes line buckling structure schematic diagram；
In figure: 1, lid；2, outer lug boss；3, axis hole；4, annular projection；5, bearing；6, reinforcing rib；7, radiator；71,
Heat-dissipating frame；72, heat release hole；73, heat sink；74, strainer；8, cableties；81, button；82, lower catching groove；83, lower button pad；84, it detains
Platform；85, shaft；86, retaining ring；87, upper button pad；88, upper catching groove；89, leg is detained；9, lug；10, mounting hole；11, muscle body；12, under
Fixed station；13, lower fixed hole；14, fixing bolt；15, upper fixed station；16, upper fixation 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.
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 machine back end cover, including lid 1 and outer lug boss 2,1 outer edge of lid pass through casting setting outer lug boss
2,1 middle position of lid is fixedly installed with axis hole 3, and annular projection 4,4 internal sleeve of annular projection are fixedly installed on the outside of axis hole 3
Equipped with bearing 5,4 outer end face of annular projection is fixedly installed with reinforcing rib 6, and 6 upper end of reinforcing rib is fixedly connected with lid 1, reinforcing rib 6
Between be fixedly installed with radiator 7,1 right end of lid is fixedly installed with cableties 8, and 1 outer end face edge of lid is installed by welding with
Lug 9 is fixedly installed with mounting hole 10 inside lug 9.
In order to increase the integral strength of direct current machine back end cover, in the utility model, preferred reinforcing rib 6 includes muscle body
11, lower fixed station 12, lower fixed hole 13, fixing bolt 14, upper fixed station 15 and upper fixation hole 16, the welding installation of 11 lower end of muscle body
There is lower fixed station 12, lower fixed hole 13 is fixedly installed with inside lower fixed station 12, fixing bolt is installed inside lower fixed hole 13
14,11 upper end of muscle body is installed by welding with fixed station 15, and fixation hole 16, upper fixation hole are fixedly installed with inside upper fixed station 15
Fixing bolt 14 is installed inside 16, reinforcing rib 6 is fixedly connected by lower fixed hole 13 and fixing bolt 14 with annular projection 4,
Reinforcing rib 6 is fixedly connected by upper fixation hole 16 and fixing bolt 14 with lid 1.
Has a good thermal diffusivity to make direct current generator, in the utility model, preferred radiator 7 includes heat dissipation frame
Frame 71, heat release hole 72, heat sink 73 and strainer 74 are fixedly installed with heat release hole 72,72 outside of heat release hole inside heat-dissipating frame 71
It is fixedly installed with heat sink 73, strainer 74 is fixedly installed on the inside of heat-dissipating frame 71.
In order to realize the quickly and effectively clamping to direct current generator lead-out wire, in the utility model, preferred cableties 8 include
Button 81, lower button pad 83, buckles platform 84, shaft 85, retaining ring 86, upper buckle pad 87, upper catching groove 88 and buckle leg 89, button lower catching groove 82
81 upper ends are fixedly installed with lower button pad 83, and lower button pads 83 upper ends and is provided with lower catching groove 82, and 81 left end of button is fixedly installed with button platform
84,81 right side upper end of button is fixedly installed with shaft 85, and 81 upper end of button is rotatably equipped with retaining ring 86, retaining ring 86 by shaft 85
Lower end is fixedly installed with button pad 87, is provided with catching groove 88 below upper button pad 87,86 left end of retaining ring, which is fixedly installed with, buckles leg 89；
Button 81 and retaining ring 86 are cyclic structure, and retaining ring 86 is rotated upwardly and downwardly by shaft 85 relative to button 81, retaining ring
86 are realized and are fixed by button leg 89 and button 84 snapping of platform.
Free adjusting carried out to the intensity of direct current machine back end cover for convenience, in the utility model, preferred reinforcing rib 6
There are six installing altogether and size specification is identical, and 6 material of reinforcing rib is aluminium alloy, they can freely be mounted and dismounted,
Reinforcing rib 6 is symmetrically installed around annular projection 4.
In order to make the better heat-radiation effect of direct current generator, in the utility model, preferred radiator 7 is altogether there are six installations
And size specification is identical, radiator 7 is annularly symmetrically mounted on inside lid 1.
In order to which quickly and easily direct current machine back end cover and direct-current motor shell are fixedly mounted, the utility model
In, there are four preferred lug 9 and mounting hole 10 are respectively mounted, lid 1 is coupled by mounting hole 10 with direct-current motor shell.
In order to make direct current generator have good heat dissipation and anti-dust performance, in the utility model, preferred heat sink 73 is total
It is equipped with five and size specification is identical, heat sink 73 is uniformly mounted on heat-dissipating frame 71 in 30 ° of tilt angles, i.e. heat sink
In 30 ° of settings between 73 and heat-dissipating frame 71.
In order to direct current generator lead-out wire quick-clamping and protection, in the utility model, preferred lower button pad 83 and upper buckle
It is identical and be rubber material to pad 87 materials.
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 10 and direct current generator inside lug 9 and lug 9 set, and then passes through the axis of setting
Hole 3 and the bearing 5 being mounted in annular projection 4 carry out location and installation to the shaft 85 of direct current generator, and when installation is right by cableties 8
The lead of direct current generator carries out clamping fixed installation, the heat dissipation when machine shaft 85 is rotated by being arranged inside lid 1
The heat that device 7 generates motor work can prevent dust from entering by radiator 7 while radiated and radiated straight
Motor is damaged inside galvanic electricity machine；Before using the utility model, necessary preoperation inspection should be carried out to it, it is to be checked
After errorless, the casing of mounting hole 10 and the direct current generator inside lug 9 and lug 9 being arranged first by 1 surrounding of lid into
Row is fixedly mounted；Then by opening the button leg 89 inside cableties 8, the lead of direct current generator is put into lower catching groove 82, then
Retaining ring 86 is rotated by shaft 85, is fixed together retaining ring 86 and button 81 with the snapping for detaining platform 84 by button leg 89,
It completes the fastening to direct current generator lead to install, be filled when machine shaft 85 is rotated by the heat dissipation being arranged inside lid 1
Setting while the heat that 7 pairs of motor work generate is radiated and radiated can prevent dust from entering direct current by radiator 7
Motor is damaged inside motor, effectively protects the normal work of direct current generator.
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 (9)
1. a kind of direct current machine back end cover, including lid (1) and outer lug boss (2), it is characterised in that: lid (1) interposition
The place of setting is fixedly installed with axis hole (3), is fixedly installed with annular projection (4) on the outside of the axis hole (3), in the annular projection (4)
Portion is set with bearing (5), and annular projection (4) outer end face is fixedly installed with reinforcing rib (6), reinforcing rib (6) upper end with
Lid (1) is fixedly connected, and is fixedly installed with radiator (7) between the reinforcing rib (6), the fixed peace of lid (1) right end
Equipped with cableties (8), lid (1) the outer end face edge is installed by welding with lug (9), is fixedly mounted inside the lug (9)
There are mounting hole (10).
2. a kind of direct current machine back end cover according to claim 1, it is characterised in that: the reinforcing rib (6) includes muscle body
(11), lower fixed station (12), lower fixed hole (13), fixing bolt (14), upper fixed station (15) and upper fixation hole (16), the muscle
Body (11) lower end is installed by welding with lower fixed station (12), is fixedly installed with lower fixed hole (13) inside the lower fixed station (12),
It is equipped with fixing bolt (14) inside the lower fixed hole (13), muscle body (11) upper end is installed by welding with fixed station
(15), fixed (15) inside is fixedly installed with fixation hole (16), is equipped with inside fixed hole (16) solid
To determine bolt (14), the reinforcing rib (6) is fixedly connected by lower fixed hole (13) and fixing bolt (14) with annular projection (4),
The reinforcing rib (6) is fixedly connected by upper fixation hole (16) and fixing bolt (14) with lid (1).
3. a kind of direct current machine back end cover according to claim 1, it is characterised in that: the radiator (7) includes dissipating
Hot frame (71), heat release hole (72), heat sink (73) and strainer (74), the heat-dissipating frame (71) is internal to be fixedly installed with heat dissipation
Hole (72), heat release hole (72) outside are fixedly installed with heat sink (73), are fixedly installed on the inside of the heat-dissipating frame (71)
Strainer (74).
4. a kind of direct current machine back end cover according to claim 1, it is characterised in that: the cableties (8) include button
(81), lower catching groove (82), lower button pad (83), button platform (84), shaft (85), retaining ring (86), it is upper buckle pad (87), upper catching groove (88) and
It detains leg (89), button (81) upper end is fixedly installed with lower button pad (83), and described lower button pad (83) upper end is provided with lower catching groove
(82), button (81) left end is fixedly installed with button platform (84), and upper end is fixedly installed with shaft on the right side of the button (81)
(85), button (81) upper end is rotatably equipped with retaining ring (86) by shaft (85), and retaining ring (86) lower end is fixedly mounted
There is upper button pad (87), is provided with catching groove (88) below the upper button pad (87), retaining ring (86) left end, which is fixedly installed with, buckles
Leg (89)；
The button (81) and retaining ring (86) are cyclic structure, and the retaining ring (86) is by shaft (85) relative to button (81)
It rotates upwardly and downwardly, the retaining ring (86) realizes fixation by buckleing leg (89) and buckleing platform (84) snapping.
5. a kind of direct current machine back end cover according to claim 1, it is characterised in that: the reinforcing rib (6) is equipped with altogether
Six and size specification it is identical, reinforcing rib (6) material is aluminium alloy, the reinforcing rib (6) around annular projection (4) it is right
Claim installation.
6. a kind of direct current machine back end cover according to claim 1, it is characterised in that: the radiator (7) is installed altogether
There are six and size specification it is identical, the radiator (7) is annularly symmetrically mounted on lid (1).
7. a kind of direct current machine back end cover according to claim 1, it is characterised in that: the lug (9) and mounting hole
(10) there are four being respectively mounted, the lid (1) is coupled by mounting hole (10) with direct-current motor shell.
8. a kind of direct current machine back end cover according to claim 3, it is characterised in that: the heat sink (73) is equipped with altogether
Five and size specification it is identical, it is internal that the heat sink (73) in 30 ° of tilt angles is uniformly mounted on heat-dissipating frame (71).
9. a kind of direct current machine back end cover according to claim 4, it is characterised in that: the lower button pad (83) and upper button pad
(87) material is identical and is rubber material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821711708.8U CN209217834U (en) | 2018-10-22 | 2018-10-22 | A kind of direct current machine back end cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821711708.8U CN209217834U (en) | 2018-10-22 | 2018-10-22 | A kind of direct current machine back end cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209217834U true CN209217834U (en) | 2019-08-06 |
Family
ID=67456506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821711708.8U Expired - Fee Related CN209217834U (en) | 2018-10-22 | 2018-10-22 | A kind of direct current machine back end cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209217834U (en) |
-
2018
- 2018-10-22 CN CN201821711708.8U patent/CN209217834U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190806 Termination date: 20201022 |