CN107188076A - A kind of electromechanical jack - Google Patents
A kind of electromechanical jack Download PDFInfo
- Publication number
- CN107188076A CN107188076A CN201710589524.2A CN201710589524A CN107188076A CN 107188076 A CN107188076 A CN 107188076A CN 201710589524 A CN201710589524 A CN 201710589524A CN 107188076 A CN107188076 A CN 107188076A
- Authority
- CN
- China
- Prior art keywords
- jack
- bevel gear
- travel switch
- inner cylinder
- screw rod
- 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.)
- Granted
Links
- 238000007789 sealing Methods 0.000 claims description 5
- 210000003746 feather Anatomy 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000005662 electromechanics Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
- B66F3/44—Devices, e.g. jacks, adapted for uninterrupted lifting of loads with self-contained electric driving motors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
- B66F3/46—Combinations of several jacks with means for interrelating lifting or lowering movements
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
- Transmission Devices (AREA)
Abstract
The present invention discloses a kind of electromechanical jack;The technical problem of solution:Larger radial load and Manual mechanical jack can not be born by manually controlling the bearing height of jack, the big technical problem of labor intensity for the hydraulic jack referred in background technology.The technical scheme of use:A kind of electromechanical jack, including motor, overload-release clutch, planetary reduction gear, screw rod, outer cover, outer barrel, inner cylinder and bottom plate.Advantage:This electromechanical jack, compared with hydraulic jack, reduces the configuration of hydraulic system, larger radial load can be born, while bearing capacity is strong;Compared with Manual mechanical jack, operating efficiency is improved, labor intensity is reduced.
Description
Technical field
The present invention relates to a kind of electromechanical jack.
Background technology
Such as voluntarily hoisting machinery is increase rigidity of vehicle body to engineering truck, and stationarity during increase work is provided with car body both sides
Jack.Hydraulic jack and Manual mechanical jack are generally selected, installing hydraulic jack needs to increase hydraulic system, empty
Between utilization rate it is not high, hydraulic jack can not bear larger radial load, because engineering machinery working environment can badly reduce oil
The service life of envelope, shortens the maintenance cycle of hydraulic jack;Manual mechanical jack is by manually controlling jack
Bearing height, labor intensity is big, cannot guarantee that the secure support of engineering truck.
The content of the invention
The technical problems to be solved by the invention are:It can not bear larger for the hydraulic jack referred in background technology
Radial load and Manual mechanical jack are by manually controlling the bearing height of jack, the big technical problem of labor intensity.
The design philosophy of the present invention is to control simple, dependable performance, electromechanical easy to maintenance for what engineering truck was provided
Jack.Electromechanical jack is mainly used in engineering truck, especially can be by travel switch control electromechanical jack
Elongation and remove receipts the limit there is provided can train signal.
In order to solve the above technical problems, the technical solution adopted by the present invention is:
A kind of electromechanical jack, including motor, overload-release clutch, planetary reduction gear, screw rod, outer cover, outer barrel, inner cylinder
And bottom plate,
Motor couples bevel gear pair by overload-release clutch, and the lower end connection planetary reduction gear of bevel gear pair, outer cover is erected
The straight down-set and planetary reduction gear that is fixedly connected housing, screw rod couples planetary reduction gear and in outer cover by spline,
Thrust ball bearing is set between screw rod and planetary reduction gear housing, nut is set by screw thread pair on screw rod, inner cylinder is sleeved on
It is located at screw rod periphery on nut and inner cylinder is connected firmly by flat key with nut, ball-type hinged-support, ball-type is set in the end of inner cylinder
Hinged-support connects firmly bottom plate by pressing plate;Outer sleeve on the inner cylinder and between outer barrel and inner cylinder by Flat dey joint, inside and outside outer barrel
Respectively open and feather key is set in the guide groove for making inner cylinder, outer barrel to vertically move, guide groove;
It is provided for sending jack on planetary reduction gear to contact to earth the travel switch that contacts to earth of signal, is set in screw tip
Disk spring, disk spring couples the push rod for pressing the travel switch that contacts to earth;
Being provided for sending jack on outer cover can drive a vehicle the feasible car travel switch of control signal, in outer barrel top end
The driving trigger ramp that the feasible car travel switch of correspondence is provided for triggering the driving ejector pin on feasible car travel switch is raised;
Be provided for sending on outer cover jack be elongated to extreme position control signal elongation limit travel switch and
The receipts limit travel of removing that receipts limit control signal is removed for sending jack is switched, setting up and down on the outer surface of outer barrel to be used for
Triggering remove receive limit travel switch remove receive ejector pin remove that to receive trigger ramp raised and for triggering elongation limit travel switch
The elongation trigger ramp for extending ejector pin is raised, removes the raised top raised positioned at elongation trigger ramp of receipts trigger ramp and removes and receives tactile
Ramp projections are sent out with extending the elongated distance that the distance between trigger ramp projection is jack.
Improvement to technical solution of the present invention, bevel gear pair includes shell, and output bevel gear wheel, first are provided with shell
Bevel gear and the second input bevel gear are inputted, the first input bevel gear and the second input bevel gear engage output bevel gear wheel, defeated
Go out bevel gear connection planetary reduction gear, the first input bevel gear connection overload-release clutch, the second input bevel gear connection is defeated manually
Enter bar.
Improvement to technical solution of the present invention, is arranged on the straight pin swung in ball pivot in ball-type hinged-support.Work as electromechanics
When the very heavy top support ground of formula is uneven, straight pin can be swung in the conical bore of ball pivot, adjust base to adapt to ground
It is uneven.
Improvement to technical solution of the present invention, sets two end face seal connected oil between planetary reduction gear and screw rod
Envelope.Two series connection end face sealed oil seal by jack be divided into above and below two independent oil pockets, so as to respectively be located at upper oil cavitie in
Planetary reduction gear and the bolt and nut pair in lower oil cavitie be lubricated.
Improvement to technical solution of the present invention, is respectively provided with sealing between outer cover and outer barrel and between outer barrel and inner cylinder
Circle.
Technical solution of the present invention, when multiple electromechanical jack will be supported synchronously, can control an electromechanical jack
Electric motor circuit breaking after the travel switch that contacts to earth action, electromechanical jack stops support, after the travel switch that each contacts to earth is acted, electricity
Motivation is powered simultaneously, synchronizes support.
Technical solution of the present invention, outer barrel is set in big stroke between outer cover and inner cylinder, the rigidity to increase inner cylinder;Outside
The guide groove for making inner cylinder, outer barrel to vertically move respectively is opened inside and outside cylinder.
Planetary reduction gear and overload-release clutch in technical solution of the present invention are routine techniques product of the prior art,
It can directly buy acquisition.
Compared with prior art, its advantage is the present invention:
The electromechanical jack of the present invention, compared with hydraulic jack, reduces the configuration of hydraulic system, can bear larger
Radial load, while bearing capacity is strong;Compared with Manual mechanical jack, operating efficiency is improved, labor intensity is reduced.
Brief description of the drawings
Fig. 1 is the sectional view of electromechanical jack.
Embodiment
Technical solution of the present invention is described in detail below, but protection scope of the present invention is not limited to the implementation
Example.
To make present disclosure more obvious understandable, further retouched below in conjunction with accompanying drawing 1 and embodiment
State.
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only to explain the present invention, not
For limiting the present invention.
Embodiment:
As shown in figure 1, electromechanical jack, including motor 6, overload-release clutch 5, planetary reduction gear 7, screw rod 9, outer cover
12nd, outer barrel 13, inner cylinder 14 and bottom plate 20,
Motor 6 couples bevel gear pair 3 by overload-release clutch 5, and the lower end of bevel gear pair 3 couples planetary reduction gear 7, outside
Cover 12 set straight down and the planetary reduction gear 7 that is fixedly connected housing, screw rod 9 passes through spline and couples planetary reduction gear 7 and position
In in outer cover 12, thrust ball bearing 28 is set between screw rod 9 and the housing of planetary reduction gear 7, set on screw rod 9 by screw thread pair
Nut 11, inner cylinder 14 is sleeved on nut 11 to be placed and inner cylinder 14 is connected firmly by flat key 10 with nut 11 positioned at the outer of screw rod 9,
Ball-type hinged-support 18 is set in the end of inner cylinder 14, ball-type hinged-support 18 connects firmly bottom plate 20 by pressing plate 19;It is each inside and outside outer barrel 13
Open and feather key 15 is set in the guide groove for making inner cylinder 14, outer barrel 13 to vertically move, guide groove.Outer cover 12 and outer barrel 13 it
Between and outer barrel 13 and inner cylinder 14 between be respectively provided with sealing ring 16 and sealing ring 17.
It is provided for sending jack on planetary reduction gear 7 to contact to earth the travel switch 4 that contacts to earth of signal, at the top of screw rod 9
Disk spring 8 is set, and disk spring 8 couples the push rod 2 for pressing the travel switch 4 that contacts to earth.
Being provided for sending jack on outer cover 12 can drive a vehicle the feasible car travel switch 25 of control signal, in outer barrel 13
The driving that the feasible car travel switch 25 of top end correspondence is provided for triggering the driving ejector pin 26 on feasible car travel switch 25 is touched
Send out ramp projections.
It is provided for sending the elongation limit travel switch that jack is elongated to extreme position control signal on outer cover 12
21 and for send jack remove receive limit control signal remove receipts limit travel switch 23, on the outer surface of outer barrel 13 above and below
Be provided for triggering remove receive limit travel switch 23 remove receive ejector pin 24 to remove receipts trigger ramp raised and for triggering elongation pole
The elongation trigger ramp of the elongation ejector pin 22 of limit travel switch 21 is raised, removes receipts trigger ramp projection convex positioned at elongation trigger ramp
The top risen and removing receive trigger ramp it is raised the distance between with elongation trigger ramp projection be jack elongated distance.
As shown in figure 1, bevel gear pair 3 include shell, be provided with shell output bevel gear wheel, first input bevel gear and
Second input bevel gear, the first input bevel gear and the second input bevel gear engage output bevel gear wheel, the connection of output bevel gear wheel
Planetary reduction gear 7, the first input bevel gear connection overload-release clutch 5, the second input bevel gear connection is manually entered bar 1.
Highly preferred embodiment of the present invention as shown in figure 1, motor 6 in electromechanical jack by overload-release clutch 5 with
Bevel gear pair 3 couples, and the lower end of bevel gear pair 3 connection planetary reduction gear 7, planetary reduction gear 7 is coupled with screw rod 9 by spline.Outside
There is feather key 15 between cover 12 and outer barrel 13, have flat key 10 between outer barrel 13 and inner cylinder 14, inner cylinder 14 passes through flat key and nut 11
Connect firmly, the lower end of inner cylinder 14 is provided with ball-type hinged-support 18, is bolted on by pressing plate 19 on bottom plate 20, ball-type hinged-support 18
With being installed with straight pin in the middle of pressing plate 19, when the very heavy top support ground of electromechanical is uneven, straight pin can ball pivot circular cone
Swung in hole, adjust base 20 to adapt to the injustice on ground.
When control system is powered to motor 6, motor 6 passes through overload-release clutch 5, bevel gear pair 3, planetary reduction gear
7th, screw rod 9, nut 11, the rotary motion of screw rod 9 are changed into the linear motion of inner cylinder 14 and outer barrel 13.
When jack is elongated to the limit, the elongation trigger ramp on outer barrel 13 projects through the elongation pressing elongation of ejector pin 22
Limit travel switch 21, sends elongation limit control signal;When jack, which is removed, receives the limit, the receipts of removing of the upper surface of inner cylinder 14 are touched
Hair ramp projections remove receipts limit travel switch 23 by removing the receipts pressing of ejector pin 24, send and remove receipts limit control signal;Work as electromechanical
Jack is removed the time receiving, and the driving trigger ramp of the upper surface of inner cylinder 14 projects through driving ejector pin 26 and presses feasible car travel switch
25, send the control signal that can drive a vehicle.
After the very heavy top support of electromechanical contacts to earth, support force makes the upward sliding of screw rod 9, compresses disk spring 8, and screw rod 9 is justified
Deck contact thrust bearing 28, outer cover 12 is delivered to by support force, meanwhile, push rod 2 is moved up, and is pressed the travel switch 4 that contacts to earth, is sent
Contact to earth signal.
Two end face sealed oil seals connected 27 are set between planetary reduction gear 7 and screw rod 9.The end face of two series connection is close
Oil sealing envelope by jack be divided into above and below two independent oil pockets, so as to the planetary reduction gear being located at respectively in upper oil cavitie and under being located at
Bolt and nut pair in oil pocket is lubricated.
When multiple electromechanical jack will be supported synchronously, can control an electromechanical jack contact to earth travel switch 4 move
Motor 6 is powered off after work, and electromechanical jack stops support, and after the travel switch 4 that each contacts to earth action, motor 6 is supplied simultaneously
Electricity, synchronizes support.
This electromechanical jack, compared with hydraulic jack, reduces the configuration of hydraulic system, can bear larger radial direction
Power, while bearing capacity is strong;Compared with Manual mechanical jack, operating efficiency is improved, labor intensity is reduced.
Part that the present invention does not relate to is same as the prior art or can be realized using prior art.
As described above, although the present invention has been represented and described with reference to specific preferred embodiment, it must not be explained
For to the limitation of itself of the invention., can be right under the premise of the spirit and scope of the present invention that appended claims are defined are not departed from
Various changes can be made in the form and details for it.
Claims (5)
1. a kind of electromechanical jack, it is characterised in that including motor (6), overload-release clutch (5), planetary reduction gear (7),
Screw rod (9), outer cover (12), outer barrel (13), inner cylinder (14) and bottom plate (20),
Motor (6) couples bevel gear pair (3), the lower end connection planetary reduction gear of bevel gear pair (3) by overload-release clutch (5)
(7), outer cover (12) set straight down and the planetary reduction gear that is fixedly connected (7) housing, screw rod (9) couples planet by spline
Decelerator (7) and, screw rod (9) and planetary reduction gear (7) housing between setting thrust ball bearing (28) interior positioned at outer cover (12),
Nut (11) is set by screw thread pair on screw rod (9), inner cylinder (14) is sleeved on nut (11) peripheral and interior positioned at screw rod (9)
Cylinder (14) is connected firmly by flat key (10) with nut (11), sets ball-type hinged-support (18) in the end of inner cylinder (14), ball-type is hinged
Seat (18) connects firmly bottom plate (20) by pressing plate (19);Outer barrel (13) be sleeved on inner cylinder (14) and outer barrel (13) and inner cylinder (14) it
Between by Flat dey joint, outer barrel (13) is inside and outside respectively to open the guide groove for making inner cylinder (14), outer barrel (13) to vertically move, guide groove
Interior setting feather key (15);
It is provided for sending jack on planetary reduction gear (7) to contact to earth the travel switch that contacts to earth (4) of signal, on screw rod (9) top
Portion sets disk spring (8), and disk spring (8) couples the push rod (2) for travel switch (4) of being contacted to earth for pressing;
Being provided for sending jack on outer cover (12) can drive a vehicle the feasible car travel switch (25) of control signal, in outer barrel
(13) the feasible car travel switch (25) of top end correspondence is provided for triggering the driving ejector pin on feasible car travel switch (25)
(26) driving trigger ramp is raised;
It is provided for sending the elongation limit travel switch that jack is elongated to extreme position control signal on outer cover (12)
(21) the receipts limit travel of removing for and for sending jack removing receipts limit control signal switchs (23), the outer surface in outer barrel (13)
It is upper it is setting up and down removed for triggering receive limit travel switch (23) remove receive ejector pin (24) to remove receipts trigger ramp raised and be used for
The elongation trigger ramp of the elongation ejector pin (22) of triggering elongation limit travel switch (21) is raised, removes receipts trigger ramp projection and is located at
It is jack to extend the raised top of trigger ramp and remove receipts trigger ramp projection with extending the distance between trigger ramp projection
Elongated distance.
2. electromechanical jack as claimed in claim 1, it is characterised in that bevel gear pair (3) includes shell, is set in shell
It is equipped with output bevel gear wheel, the first input bevel gear and the second input bevel gear, the first input bevel gear and the second input bevel gear
Output bevel gear wheel is engaged, output bevel gear wheel connection planetary reduction gear (7), the first input bevel gear couples overload-release clutch (5),
Second input bevel gear connection is manually entered bar (1).
3. electromechanical jack as claimed in claim 1, it is characterised in that be arranged in ball-type hinged-support (18) in ball pivot
The straight pin of swing.
4. electromechanical jack as claimed in claim 1, it is characterised in that set between planetary reduction gear (7) and screw rod (9)
Put the end face sealed oil seal (27) of two series connection.
5. electromechanical jack as claimed in claim 1, it is characterised in that between outer cover (12) and outer barrel (13) and outer
Sealing ring is respectively provided between cylinder (13) and inner cylinder (14).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710589524.2A CN107188076B (en) | 2017-07-19 | 2017-07-19 | Electromechanical jack |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710589524.2A CN107188076B (en) | 2017-07-19 | 2017-07-19 | Electromechanical jack |
Publications (2)
Publication Number | Publication Date |
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CN107188076A true CN107188076A (en) | 2017-09-22 |
CN107188076B CN107188076B (en) | 2023-05-09 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201710589524.2A Active CN107188076B (en) | 2017-07-19 | 2017-07-19 | Electromechanical jack |
Country Status (1)
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CN (1) | CN107188076B (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108127453A (en) * | 2017-12-13 | 2018-06-08 | 广州市昊志机电股份有限公司 | A kind of electronic tool changing unit of main shaft |
CN112170092A (en) * | 2020-10-21 | 2021-01-05 | 广东聚德机械有限公司 | Gap adjusting device and method applied to coating machine |
CN113683001A (en) * | 2021-09-02 | 2021-11-23 | 海盐海顶汽车配件科技股份有限公司 | Corrosion-resistant jack rocking type jack |
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CN2330634Y (en) * | 1998-02-18 | 1999-07-28 | 中山市嘉乐电动千斤顶有限公司 | Electric remote control jack |
CN2369985Y (en) * | 1999-05-31 | 2000-03-22 | 广东省商业贸易中心 | Electric jack |
CN101561071A (en) * | 2009-05-22 | 2009-10-21 | 零八一电子集团有限公司 | Electric automatic levelling brace |
JP2011047518A (en) * | 2009-07-31 | 2011-03-10 | Showa Corp | Vehicle height adjusting device |
CN104192754A (en) * | 2014-08-26 | 2014-12-10 | 江苏铁锚工具有限公司 | Lithium battery-powered jack serving as automobile accessory |
CN207016401U (en) * | 2017-07-19 | 2018-02-16 | 江苏信息职业技术学院 | A kind of electromechanical jack |
-
2017
- 2017-07-19 CN CN201710589524.2A patent/CN107188076B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN2330634Y (en) * | 1998-02-18 | 1999-07-28 | 中山市嘉乐电动千斤顶有限公司 | Electric remote control jack |
CN2369985Y (en) * | 1999-05-31 | 2000-03-22 | 广东省商业贸易中心 | Electric jack |
CN101561071A (en) * | 2009-05-22 | 2009-10-21 | 零八一电子集团有限公司 | Electric automatic levelling brace |
JP2011047518A (en) * | 2009-07-31 | 2011-03-10 | Showa Corp | Vehicle height adjusting device |
CN104192754A (en) * | 2014-08-26 | 2014-12-10 | 江苏铁锚工具有限公司 | Lithium battery-powered jack serving as automobile accessory |
CN207016401U (en) * | 2017-07-19 | 2018-02-16 | 江苏信息职业技术学院 | A kind of electromechanical jack |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108127453A (en) * | 2017-12-13 | 2018-06-08 | 广州市昊志机电股份有限公司 | A kind of electronic tool changing unit of main shaft |
CN112170092A (en) * | 2020-10-21 | 2021-01-05 | 广东聚德机械有限公司 | Gap adjusting device and method applied to coating machine |
CN113683001A (en) * | 2021-09-02 | 2021-11-23 | 海盐海顶汽车配件科技股份有限公司 | Corrosion-resistant jack rocking type jack |
Also Published As
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CN107188076B (en) | 2023-05-09 |
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Effective date of registration: 20231225 Address after: Room 706, Building 6, No. 51 Suli Road, Changqiao Street, Wuzhong District, Suzhou City, Jiangsu Province, 215168 Patentee after: Suzhou Changxi Intelligent Technology Co.,Ltd. Address before: 214153 No. 1 Qian Lotus Road, Huishan District, Jiangsu, Wuxi Patentee before: JIANGSU VOCATIONAL College OF INFORMATION TECHNOLOGY |
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