CN205876179U - Dust absorption motor seat structure for down -hole drill - Google Patents
Dust absorption motor seat structure for down -hole drill Download PDFInfo
- Publication number
- CN205876179U CN205876179U CN201620921812.4U CN201620921812U CN205876179U CN 205876179 U CN205876179 U CN 205876179U CN 201620921812 U CN201620921812 U CN 201620921812U CN 205876179 U CN205876179 U CN 205876179U
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- Prior art keywords
- dust
- motor
- dust absorption
- hole drill
- gear portion
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Abstract
The utility model discloses a dust absorption motor seat structure for down -hole drill, including dust absorption fan and dust absorption motor, the dust absorption fan embeds there is the wind wheel, be provided with the connecting seat between dust absorption fan and the dust absorption motor, the connecting seat is including support frame and the bearing frame be connected with the dust absorption fan, the bearing frame is built -in to have bearing and motor transmission axle, wherein the upper end of motor transmission axle is provided with input gear portion, the lower extreme of dust absorption motor is provided with output gear portion, the cover is equipped with internal tooth sliding sleeve spare in the input gear portion of motor transmission axle and the output gear portion of dust absorption motor, this motor seat structure produces the condition of noise and vibrations at during operation, dust catcher at the dust absorption in -process to down -hole drill, through the driven design of internal tooth sliding sleeve spare between dust absorption motor and the motor transmission axle, is favorable to clearing up dust catcher during operation noise reduction and reduces the influence of vibrations to the motor, not only is favorable to prolonging the working life of dust catcher, has also improved down -hole drill's work efficiency.
Description
Technical field
This utility model relates to motor technologies field, particularly a kind of down-the-hole drill dust-absorbing motor holder structure.
Background technology
Down-the-hole drill, is widely used in the Rock excavation blasting engineerings such as large, medium and small type mine, water power, traffic, it is also possible to
In subaqueous rock perforated blastings such as harbour, navigation channels, its operation principle is to slip in hole by impacter, to reduce owing to drill steel passes
Pass the energy loss that ballistic work is caused, thus reduce the hole depth impact on rock penetration performance.When down-the-hole drill is at bore operation,
Substantial amounts of rock dust can be produced, pollute environment, the health of human body of harm operator, affect the sight line of operator simultaneously, hinder
Operation, the quality of impact boring.Therefore, down-the-hole drill needs to install vacuum cleaner additional.But the dust absorption fan wind wheel in vacuum cleaner exists
Can produce vibrations during motion under high rotating speed, not only produce noise, also the work itself to down-the-hole drill interferes, and particularly inhales
Dirt motor (especially hydraulic motor) easily damages, and motor can be caused damage by this vibrations, directly affects the use of vacuum cleaner
In the life-span, also affect the work efficiency of down-the-hole drill.
Summary of the invention
In order to overcome the deficiencies in the prior art, this utility model provides a kind of down-the-hole drill dust-absorbing motor holder structure.
This utility model solves its technical problem and be the technical scheme is that
A kind of down-the-hole drill dust-absorbing motor holder structure, including dust absorption fan and dust-absorbing motor, described dust absorption fan is built-in
Having wind wheel, be provided with connection seat between described dust absorption fan and dust-absorbing motor, described connection seat includes and is connected with dust absorption fan
Bracing frame and bearing block, described bearing block is built-in with bearing and motor drive shaft, and the upper end of wherein said motor drive shaft sets
Being equipped with input gear portion, the lower end of described dust-absorbing motor is provided with output gear portion, the input gear portion of described motor drive shaft
Be set with internal tooth sliding sleeve part in the output gear portion of dust-absorbing motor.
As a preference, support frame as described above includes support slot steelframe and is positioned at adding of the support slot steelframe left and right sides
Strong gusset.
As a preference, described bearing includes the self-aligning roller bearing by wind wheel side and by dust-absorbing motor side
Deep groove ball bearing.
As a preference, in described bearing block, have oiling road, described oiling road is provided with plug screw and pressure injection oil
Cup.
As a preference, have passage in described bearing block, described passage is provided with breather plug.
As a preference, between support frame as described above and bearing block, it is provided with seamless steel tube.
The beneficial effects of the utility model are: for down-the-hole drill operationally, vacuum cleaner is in dust suction for this motor seat structure
During produce noise and the situation of vibrations, by rational structural improvement, especially by dust-absorbing motor and motor drive shaft
Between by the design of internal tooth sliding sleeve part transmission, improve the shock resistance of vacuum cleaner, improve smoothness during vacuum cleaner work,
Be conducive to reducing noise when clearing up vacuum cleaner work and reducing the vibrations impact on motor, be not only advantageous to extend the work of vacuum cleaner
Make the life-span, also improve the work efficiency of down-the-hole drill.
Accompanying drawing explanation
With embodiment, this utility model is further illustrated below in conjunction with the accompanying drawings.
Fig. 1 is axonometric chart of the present utility model；
Fig. 2 is the sectional view connecting seating portion in this utility model；
Fig. 3 is the STRUCTURE DECOMPOSITION figure connecting seating portion in this utility model；
Fig. 4 is the sectional view of motor driven shaft portion in this utility model.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing and enforcement
Example, is further elaborated to this utility model.For thorough explanation this utility model, can relate in following description
And some specific detail.And when not having these specific detail, this utility model then may still can realize, i.e. in art
Technical staff uses these descriptions herein and statement others skilled in the art in art effectively to introduce their work
Make essence.In addition it should be noted that the word " front side " used in describing below, " rear side ", " left side ", " right side ", " on
Side ", " downside " etc. refer to the direction in accompanying drawing, word " interior " and " outward " refer respectively to towards or away from particular elements geometry
The direction at center, person skilled should not be construed as this practicality in the adjustment that above-mentioned direction is made simply, be need not creativeness
Technology beyond novel protected scope.Should be appreciated that specific embodiment described herein only in order to explain this utility model,
It is not used to limit real protection scope.And for avoiding confusion the purpose of this utility model, due to the manufacture method known, control
Program, part dimension, material composition, circuit control the technology of layout etc. it will be understood that therefore they are not by detail
Describe.With reference to Fig. 1～Fig. 4, a kind of down-the-hole drill dust-absorbing motor holder structure, including dust absorption fan 1 and dust-absorbing motor 2, described
Dust absorption fan 1 is built-in with wind wheel 11, is provided with connection seat 3 between described dust absorption fan 1 and dust-absorbing motor 2, and described connection seat 3 wraps
Including the bracing frame 4 and bearing block 5 being connected with dust absorption fan 1, described bearing block 5 is built-in with bearing 6 and motor drive shaft 7, its
Described in the upper end of motor drive shaft 7 be provided with input gear portion 71, the lower end of described dust-absorbing motor 2 is provided with output gear portion
21, the input gear portion 71 of described motor drive shaft 7 and the output gear portion 21 of dust-absorbing motor 2 are set with internal tooth sliding sleeve part 8,
I.e. engage to realize transmission with input gear portion 71, output gear portion 21 by internal tooth sliding sleeve part 8.When down-the-hole drill works,
Dust-absorbing motor 2 carries out dust suction work, protection working environment and health of human body with regard to driving the wind wheel 11 of dust absorption fan 1.Dust-absorbing motor 2
Output gear portion 21 when rotating, drive motor drive shaft 7 to rotate by internal tooth sliding sleeve part 8, due to the input of motor drive shaft 7
Can relative slide between the output gear portion 21 of gear part 71 and dust-absorbing motor 2 with internal tooth sliding sleeve part 8 fine setting, the most this transmission
Mode can be effectively improved the ability of reply vibrations, it is ensured that vacuum cleaner stable working, advantageously reduces noise, especially can clear up
The vibrations that vacuum cleaner work the produces impact on motor, increases the service life.
Further embodiment, with reference to a kind of down-the-hole drill dust-absorbing motor holder structure of Fig. 1～Fig. 4, the most referred to herein
" embodiment " refer to may be included in special characteristic, structure or the characteristic at least one implementation of this utility model.At this
In description, different local " in the embodiments " occurred not refer both to same embodiment, be not single or selective with
The embodiment that other embodiments are mutually exclusive.Embodiment includes that dust absorption fan 1 and dust-absorbing motor 2, described dust absorption fan 1 are built-in with
Wind wheel 11, is provided with connection seat 3 between described dust absorption fan 1 and dust-absorbing motor 2, described connection seat 3 includes and dust absorption fan 1
The bracing frame 4 connected and bearing block 5, described bearing block 5 is built-in with bearing 6 and motor drive shaft 7, wherein said motor drive shaft
The upper end of 7 is provided with input gear portion 71, and the lower end of described dust-absorbing motor 2 is provided with output gear portion 21, described motor driven
Being set with internal tooth sliding sleeve part 8 in the input gear portion 71 of axle 7 and the output gear portion 21 of dust-absorbing motor 2, described bearing 6 includes
Self-aligning roller bearing 61 by wind wheel 11 side and the deep groove ball bearing 62 by dust-absorbing motor 2 side.Self-aligning roller bearing 61 holds
Radial load ability is big, can bear radial load and the axial load in two directions, is conducive to keeping motor drive shaft 7 in rotation
Keep stable when turning.And deep groove ball bearing 62 coefficient of friction is little, limit speed is high, and maintenance requirement is low, with self-aligning roller bearing 61
Cooperation can ensure vacuum cleaner work efficiency.In the present embodiment, described self-aligning roller bearing 61 is one, is positioned at motor drive shaft
On the downside of in the of 7, described deep groove ball bearing 62 is two, is positioned on the upside of motor drive shaft 7, and the upper and lower sides of deep groove ball bearing 62 and zanjon
Between ball bearing 62, position is provided with bearing spacer 63, and bearing block 5 is also built-in with oil sealing 64.Note is had in described bearing block 5
Oil duct 51, described oiling road 51 is provided with plug screw 52 and forced filling oil cup 53, makes the bearing in bearing block 5 keep lubricating status,
Plug screw 52 is then for blocking the perfusing hole in oiling road 51.Have passage 54 in described bearing block 5, described passage 54 sets
It is equipped with breather plug 55, to ensure bearing block 5 air pressure, is further ensured that vacuum cleaner stable working.
Further embodiment, with reference to a kind of down-the-hole drill dust-absorbing motor holder structure of Fig. 1～Fig. 4, including dust absorption fan 1
With dust-absorbing motor 2, described dust absorption fan 1 is built-in with wind wheel 11, is provided with connection between described dust absorption fan 1 and dust-absorbing motor 2
Seat 3, described connection seat 3 includes the bracing frame 4 and bearing block 5 being connected with dust absorption fan 1, and described bearing block 5 is built-in with bearing 6
With motor drive shaft 7, the upper end of wherein said motor drive shaft 7 is provided with input gear portion 71, the lower end of described dust-absorbing motor 2
It is provided with in output gear portion 21, the input gear portion 71 of described motor drive shaft 7 and the output gear portion 21 of dust-absorbing motor 2 set
Equipped with internal tooth sliding sleeve part 8, support frame as described above 4 includes support slot steelframe 41 and is positioned at the reinforcement of support slot steelframe 41 left and right sides
Gusset 42, makes to connect between dust absorption fan 1 and dust-absorbing motor 2 more firm.In the present embodiment, the end of described support slot steelframe 41
Portion is provided with shrouding 43.It is provided with seamless steel tube 9 between support frame as described above 4 and bearing block 5, makes between bracing frame 4 and bearing block 5
Connect more closely and consolidate.
According to above-mentioned principle, this utility model can also carry out suitable change and amendment to above-mentioned embodiment.Therefore,
This utility model is not limited to detailed description of the invention disclosed and described above, to modifications and changes more of the present utility model
Should also be as falling in scope of the claims of the present utility model.
Claims (6)
1. a down-the-hole drill dust-absorbing motor holder structure, including dust absorption fan (1) and dust-absorbing motor (2), described dust absorption fan
(1) wind wheel (11) it is built-in with, it is characterised in that: it is provided with connection seat (3) between described dust absorption fan (1) and dust-absorbing motor (2),
Described connection seat (3) includes the bracing frame (4) and bearing block (5) being connected with dust absorption fan (1), and described bearing block (5) is built-in
Having bearing (6) and motor drive shaft (7), the upper end of wherein said motor drive shaft (7) is provided with input gear portion (71), described
The lower end of dust-absorbing motor (2) is provided with output gear portion (21), the input gear portion (71) of described motor drive shaft (7) and dust suction
It is set with internal tooth sliding sleeve part (8) in the output gear portion (21) of motor (2).
A kind of down-the-hole drill dust-absorbing motor holder structure the most according to claim 1, it is characterised in that: support frame as described above
(4) include support slot steelframe (41) and be positioned at the reinforcement gusset (42) of support slot steelframe (41) left and right sides.
A kind of down-the-hole drill dust-absorbing motor holder structure the most according to claim 1, it is characterised in that: described bearing (6)
Include the self-aligning roller bearing (61) by wind wheel (11) side and the deep groove ball bearing (62) by dust-absorbing motor (2) side.
A kind of down-the-hole drill dust-absorbing motor holder structure the most according to claim 1, it is characterised in that: described bearing block
(5) have oiling road (51) in, described oiling road (51) is provided with plug screw (52) and forced filling oil cup (53).
A kind of down-the-hole drill dust-absorbing motor holder structure the most according to claim 1, it is characterised in that: described bearing block
(5) have passage (54) in, described passage (54) is provided with breather plug (55).
A kind of down-the-hole drill dust-absorbing motor holder structure the most according to claim 1, it is characterised in that: support frame as described above
And between bearing block (5), be provided with seamless steel tube (9) (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620921812.4U CN205876179U (en) | 2016-08-23 | 2016-08-23 | Dust absorption motor seat structure for down -hole drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620921812.4U CN205876179U (en) | 2016-08-23 | 2016-08-23 | Dust absorption motor seat structure for down -hole drill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205876179U true CN205876179U (en) | 2017-01-11 |
Family
ID=57704862
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620921812.4U Active CN205876179U (en) | 2016-08-23 | 2016-08-23 | Dust absorption motor seat structure for down -hole drill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205876179U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106121512A (en) * | 2016-08-23 | 2016-11-16 | 广东顺德孔山重工机械有限公司 | A kind of down-the-hole drill dust-absorbing motor holder structure |
-
2016
- 2016-08-23 CN CN201620921812.4U patent/CN205876179U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106121512A (en) * | 2016-08-23 | 2016-11-16 | 广东顺德孔山重工机械有限公司 | A kind of down-the-hole drill dust-absorbing motor holder structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 528322 No. 3-1-2, Fu'an Industrial Zone, leliulian Du Village, Shunde District, Foshan City, Guangdong Province Patentee after: Guangdong Kongshan Heavy Industry Machinery Co.,Ltd. Address before: 528300 land 3-1-2, Fu'an Industrial Zone, leliulian Du Village, Shunde District, Foshan City, Guangdong Province Patentee before: GUANGDONG SHUNDE KOSAN HEAVY INDUSTRY MACHINERY CO.,LTD. |
|
| CP03 | Change of name, title or address |