CN106672838A - Brake device for small building jack - Google Patents
Brake device for small building jack Download PDFInfo
- Publication number
- CN106672838A CN106672838A CN201710010342.5A CN201710010342A CN106672838A CN 106672838 A CN106672838 A CN 106672838A CN 201710010342 A CN201710010342 A CN 201710010342A CN 106672838 A CN106672838 A CN 106672838A
- Authority
- CN
- China
- Prior art keywords
- main shaft
- small building
- motor main
- building ground
- ground jack
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/54—Safety gear
- B66D1/58—Safety gear responsive to excess of load
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/12—Driving gear incorporating electric motors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/14—Power transmissions between power sources and drums or barrels
Abstract
The invention discloses a brake device for a small building jack. The brake device comprises an auxiliary shaft, a motor main shaft and a hollow shell internally provided with a hollow structure. An auxiliary gear is connected to the middle portion of the auxiliary shaft in a sleeved manner. One end of the auxiliary shaft is connected into an inner ring of a one-way brake in a sleeved manner. The outer surface of the one-way brake is fixed to the bottom of a supporting frame. An installing plate is fixed to each of the two ends of the bottom of the supporting frame. The center of each installing plate is provided with a bolt hole penetrating the upper surface and the lower surface of the installing plate. A shaft body of the motor main shaft is provided with a concave-convex structure. The part, located at the concave-convex structure, of the motor main shaft is connected with a main gear through the concave-convex structure. The brake device is used for being connected between a motor and a winch wheel in the small building jack, and when the overweight pheromone happens, the one-way brake can prevent a hoisting component from falling; and meanwhile, the two gears used for transmitting force can be manually separated, and therefore the phenomenon of motor burnout can be prevented during braking.
Description
Technical field
The present invention relates to mechanical equipment technical field, specially a kind of small building ground jack brake unit.
Background technology
At present, in terms of the mechanical execution of rural area, and in rustic home process of construction, because rural area is all small-sized building,
So general large scale hoisting machinery is not appropriate for, so general hoisting machinery is all small-sized, and general small building
There is no corresponding brake unit merely by motor and an elevator wheel in ground jack, so in actual use,
It is easy to due to the generation of overweight and caused motor burnout phenomenon.
The content of the invention
It is an object of the invention to provide a kind of small building ground jack brake unit, to solve above-mentioned background technology in
The problem of proposition.
For achieving the above object, the present invention provides following technical scheme：
A kind of small building ground jack brake unit, including countershaft, motor main shaft and it is internally provided with the sky of hollow-core construction
Heart housing, the middle part of the countershaft is socketed a pinion, and one end of the countershaft is socketed in the internal ring of a uni-directional brake, institute
The outer surface for stating uni-directional brake is fixed on the bottom of a bracing frame, and an installing plate is fixed at the two ends of support frame as described above bottom,
Centrally disposed the one of each installing plate runs through the bolt hole of the installing plate upper and lower surface, the axis body of the motor main shaft
On be provided with concaveconvex structure, and the motor main shaft positioned at the position of the concaveconvex structure by the master of concaveconvex structure connection one
Gear in gear, and the master gear and the pinion is meshed, and the motor main shaft is positioned at the concaveconvex structure
One end be provided with the first limiting plate, it is spacing that the motor main shaft is provided with second in the other end positioned at the concaveconvex structure
Plate, and when the master gear is located at described first limiting plate one end, the teeth intermeshing in pinion and master gear is described
Motor main shaft connects one end and is fixed on the master gear end face in the axis body positioned at the concaveconvex structure by concaveconvex structure
Connection open tubular column, the motor main shaft positioned at the concaveconvex structure axis body by concaveconvex structure connect one end consolidate
The cannulated sleeve of the open tubular column end face is scheduled on, the outer surface of the cannulated sleeve is socketed in the internal ring of a bearing, described
During the inwall of a hollow shell is socketed in the outer shroud of bearing, the end face of the hollow shell fixes a draw ring.
Preferably, one end of the countershaft is fixed on the center of the end of elevator wheel in small building ground jack.
Preferably, the axial line of the axial line of the countershaft and the elevator wheel is on same horizontal line.
Preferably, the motor main shaft is the main shaft of motor in small building ground jack.
Preferably, structure radius of the structure radius of the hollow-core construction more than second limiting plate.
Preferably, the uni-directional brake is ball-type uni-directional brake.
Preferably, the direction of rotation of the direction of rotation of the uni-directional brake and the motor main shaft is contrary.
Preferably, the concaveconvex structure includes bulge-structure and groove structure, and the groove structure and the projection
Structure is disposed adjacent.
Compared with prior art, the invention has the beneficial effects as follows：
The present invention is used to connect between the motor in small building ground jack and elevator wheel, when there is overweight phenomenon, unidirectionally
Brake is prevented from lifting part and falls, meanwhile, it is capable to depart from the dual-purpose gear in transmission power manually, so as to prevent motor
While braking, there is the generation of burnout phenomenon.
Description of the drawings
Fig. 1 is a kind of structural representation of small building ground jack brake unit of the invention；
Fig. 2 is cross-sectional structure of the motor main shaft in concaveconvex structure in a kind of small building ground jack brake unit of the invention
Schematic diagram；
Fig. 3 is the structural representation of bracing frame in a kind of small building ground jack brake unit of the invention.
In figure：1, countershaft, 2, motor main shaft, 3, pinion, 4, master gear, 5, the first limiting plate, 6, concaveconvex structure,
61, bulge-structure, 62, groove structure, 7, open tubular column, 8, cannulated sleeve, 9, the second limiting plate, 10, bearing, 11, hollow shell,
12, hollow-core construction, 13, draw ring, 14, uni-directional brake, 15, bracing frame, 16, bolt hole, 17, installing plate.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Refer to Fig. 1, Fig. 2 and Fig. 3, a kind of embodiment that the present invention is provided：A kind of small building ground jack braking dress
Put, including countershaft 1, motor main shaft 2 and be internally provided with the hollow shell 11 of hollow-core construction 12, the middle part set of the countershaft 1
A pinion 3 is connect, one end of the countershaft 1 is socketed in the internal ring of a uni-directional brake 14, outside the uni-directional brake 14
Surface is fixed on the bottom of a bracing frame 15, and an installing plate 17 is fixed at the two ends of the bottom of support frame as described above 15, each described peace
Centrally disposed the one of dress plate 17 runs through the bolt hole 16 of the upper and lower surface of the installing plate 17, on the axis body of the motor main shaft 2
Concaveconvex structure 6 is provided with, and the motor main shaft 2 is connecting one positioned at the position of the concaveconvex structure 6 by concaveconvex structure 6
Gear in master gear 4, and the master gear 4 and the pinion 3 is meshed, and the motor main shaft 2 is positioned at described recessed
One end of male structure 6 is provided with the first limiting plate 5, and the motor main shaft 2 is arranged in the other end positioned at the concaveconvex structure 6
There is the second limiting plate 9, and when the master gear 4 is located at described first limiting plate, 5 one end, the tooth in pinion 3 and master gear 4
Tooth is intermeshed, and the motor main shaft 2 connects one end in the axis body positioned at the concaveconvex structure 6 by concaveconvex structure 6 to be fixed
In the connection open tubular column 7 of the end face of the master gear 4, the motor main shaft 2 is in the axis body positioned at the concaveconvex structure 6
The cannulated sleeve 8 that one end is fixed on the end face of the open tubular column 7, the outer surface of the cannulated sleeve 8 are connected by concaveconvex structure 6
It is described hollow during the inwall of a hollow shell 11 is socketed in the outer shroud of the bearing 10 in being socketed in the internal ring of a bearing 10
The end face of housing 11 fixes a draw ring 13.
One end of the countershaft 1 is fixed on the center of the end of elevator wheel in small building ground jack；The axle of the countershaft 1
The axial line of heart line and the elevator wheel is on same horizontal line, so as to realize driving the normal rotary work of elevator wheel；
The motor main shaft 2 is the main shaft of motor in small building ground jack, realizes the position of drive shaft；The hollow-core construction 12
Structure radius more than second limiting plate 9 structure radius, so as to not interfere with the normal movement of hollow shell 11；It is described
Uni-directional brake 14 is ball-type uni-directional brake, and this kind of brake friction is little；The direction of rotation of the uni-directional brake 14 and
The direction of rotation of the motor main shaft 2 is conversely, realize when occurring overweight, uni-directional brake 14 can normally play braking and make
With preventing weight from falling；The concaveconvex structure 6 includes bulge-structure 61 and groove structure 62, and the groove structure 62 and institute
State bulge-structure 61 to be disposed adjacent, while realizing that rotation dynamics is transmitted, the movement between part is not interfered with again.
Specifically used mode：In present invention work, installing plate 17 is fixed on by bolt for the base plate table of minor crane
Face, when electric motor operation, motor main shaft 2 is rotated through master gear 4 and drives pinion 3 to rotate, and then drives 1 turn of countershaft
It is dynamic, and then drive the rotation of elevator wheel, lifting work is carried out, when there is overweight phenomenon, motor main shaft 2 will be because of overweight
Stop the rotation and do not work, now, pull with hand draw ring 13, pull hollow shell 11, and drive master gear 4 and pinion 3
Teeth depart from, and motor main shaft 2 normally rotates after disengaging, and elevator wheel lifts by crane object not in the presence of uni-directional brake 14
Can depart from, lifting work can be carried out by way of artificial rotation pinion 1, after the completion of follow-up work, can lead to again
Cross promotion draw ring 13 so that master gear 4 and pinion 3 are intermeshed again.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of spirit or essential attributes without departing substantially from the present invention, the present invention can be in other specific forms realized.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit is required rather than described above is limited, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as and limit involved claim.
Claims (8)
1. a kind of small building ground jack brake unit, including countershaft（1）, motor main shaft（2）It is hollow with being internally provided with
Structure（12）Hollow shell（11）, it is characterised in that：The countershaft（1）Middle part be socketed a pinion（3）, the countershaft
（1）One end be socketed in a uni-directional brake（14）Internal ring in, the uni-directional brake（14）Outer surface be fixed on one
Support（15）Bottom, support frame as described above（15）An installing plate is fixed at the two ends of bottom（17）, each described installing plate（17）
Centrally disposed one run through the installing plate（17）The bolt hole of upper and lower surface（16）, the motor main shaft（2）Axis body on
It is provided with concaveconvex structure（6）, and the motor main shaft（2）Positioned at the concaveconvex structure（6）Position pass through concaveconvex structure
（6）Connect a master gear（4）, and the master gear（4）With the pinion（3）In gear be meshed, the electronic owner
Axle（2）Positioned at the concaveconvex structure（6）One end be provided with the first limiting plate（5）, the motor main shaft（2）Positioned at institute
State concaveconvex structure（6）The other end be provided with the second limiting plate（9）, and when the master gear（4）Positioned at first limiting plate
（5）During one end, pinion（3）And master gear（4）In teeth intermeshing, the motor main shaft（2）Positioned at described recessed
Male structure（6）Axis body pass through concaveconvex structure（6）Connection one end is fixed on the master gear（4）The connection open tubular column of end face
（7）, the motor main shaft（2）Positioned at the concaveconvex structure（6）Axis body pass through concaveconvex structure（6）Connection one end is consolidated
It is scheduled on the open tubular column（7）The cannulated sleeve of end face（8）, the cannulated sleeve（8）Outer surface be socketed in a bearing（10）
Internal ring in, the bearing（10）Outer shroud in be socketed in a hollow shell（11）Inwall in, the hollow shell（11）'s
End face fixes a draw ring（13）.
2. a kind of small building ground jack brake unit according to claim 1, it is characterised in that：The countershaft（1）
One end be fixed on the center of the end of elevator wheel in small building ground jack.
3. a kind of small building ground jack brake unit according to claim 2, it is characterised in that：The countershaft（1）
Axial line and the elevator wheel axial line on the same horizontal line.
4. a kind of small building ground jack brake unit according to claim 1, it is characterised in that：The electronic owner
Axle（2）For the main shaft of motor in small building ground jack.
5. a kind of small building ground jack brake unit according to claim 1, it is characterised in that：The hollow-core construction
（12）Structure radius be more than second limiting plate（9）Structure radius.
6. a kind of small building ground jack brake unit according to claim 1, it is characterised in that：The one-way brake
Device（14）For ball-type uni-directional brake.
7. a kind of small building ground jack brake unit according to claim 1, it is characterised in that：The one-way brake
Device（14）Direction of rotation and the motor main shaft（2）Direction of rotation it is contrary.
8. a kind of small building ground jack brake unit according to claim 1, it is characterised in that：The concaveconvex structure
（6）Including bulge-structure（61）And groove structure（62）, and the groove structure（62）With the bulge-structure（61）It is adjacent to set
Put.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710010342.5A CN106672838B (en) | 2017-01-06 | 2017-01-06 | A kind of small building ground jack brake apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710010342.5A CN106672838B (en) | 2017-01-06 | 2017-01-06 | A kind of small building ground jack brake apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106672838A true CN106672838A (en) | 2017-05-17 |
| CN106672838B CN106672838B (en) | 2018-09-25 |
Family
ID=58850013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710010342.5A Active CN106672838B (en) | 2017-01-06 | 2017-01-06 | A kind of small building ground jack brake apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106672838B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110937534A (en) * | 2019-11-11 | 2020-03-31 | 江苏中瑞忆冠工程机械有限公司 | Shoulder pole type pulling and inserting plate for clutch brake device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4493479A (en) * | 1980-11-07 | 1985-01-15 | Ederer Incorporated | Hoist drive safety system |
| US20090127528A1 (en) * | 2004-01-28 | 2009-05-21 | Hydralift Amclyde, Inc. | Load control power transmission |
| CN101786579A (en) * | 2009-01-24 | 2010-07-28 | 曹守堂 | Electric and manual windlass movable pulley conveying device |
| CN202851857U (en) * | 2012-06-27 | 2013-04-03 | 甘亚冰 | Shunt gravity brake mechanism and lifting winch and lifter drive plate |
| CN106081971A (en) * | 2016-06-30 | 2016-11-09 | 河南工业职业技术学院 | Machine driving bidirectional self-locking apparatus |
-
2017
- 2017-01-06 CN CN201710010342.5A patent/CN106672838B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4493479A (en) * | 1980-11-07 | 1985-01-15 | Ederer Incorporated | Hoist drive safety system |
| US20090127528A1 (en) * | 2004-01-28 | 2009-05-21 | Hydralift Amclyde, Inc. | Load control power transmission |
| CN101786579A (en) * | 2009-01-24 | 2010-07-28 | 曹守堂 | Electric and manual windlass movable pulley conveying device |
| CN202851857U (en) * | 2012-06-27 | 2013-04-03 | 甘亚冰 | Shunt gravity brake mechanism and lifting winch and lifter drive plate |
| CN106081971A (en) * | 2016-06-30 | 2016-11-09 | 河南工业职业技术学院 | Machine driving bidirectional self-locking apparatus |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110937534A (en) * | 2019-11-11 | 2020-03-31 | 江苏中瑞忆冠工程机械有限公司 | Shoulder pole type pulling and inserting plate for clutch brake device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106672838B (en) | 2018-09-25 |
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