CN108328498B - Transmission device for electric hoist - Google Patents
Transmission device for electric hoist Download PDFInfo
- Publication number
- CN108328498B CN108328498B CN201810177945.9A CN201810177945A CN108328498B CN 108328498 B CN108328498 B CN 108328498B CN 201810177945 A CN201810177945 A CN 201810177945A CN 108328498 B CN108328498 B CN 108328498B
- Authority
- CN
- China
- Prior art keywords
- clamping plate
- frame
- transmission
- transmission shaft
- electric hoist
- 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.)
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 55
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 5
- 239000010959 steel Substances 0.000 claims abstract description 5
- 230000008878 coupling Effects 0.000 claims description 28
- 238000010168 coupling process Methods 0.000 claims description 28
- 238000005859 coupling reaction Methods 0.000 claims description 28
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 239000011111 cardboard Substances 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 abstract description 2
- 230000007547 defect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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
- B66D1/02—Driving gear
- B66D1/14—Power transmissions between power sources and drums or barrels
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Handcart (AREA)
- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
Abstract
The invention relates to a transmission device for an electric hoist, which comprises a first frame and a second frame which are oppositely arranged left and right, wherein a screw rod group and a supporting tube group are connected between the first frame and the second frame, the first frame comprises two first upright posts which are oppositely arranged front and back, a first cross beam which is connected with the two first upright posts, the second frame comprises two second upright posts which are oppositely arranged front and back, a second cross beam which is connected with the two second upright posts, a motor is fixed on the outer side of the first upright post positioned in front, an output shaft of the motor is connected with a coupler, the coupler is connected with a transmission shaft, the transmission shaft is a hexagonal angle steel, one end of the transmission shaft penetrates through the second upright posts positioned in front, and two gears and two positioning sleeves are arranged on the transmission shaft. The invention has simple processing, reduces labor intensity and cost of manpower and material resources, reduces production cost of enterprises, has high installation efficiency and improves working efficiency.
Description
Technical Field
The invention relates to an electric hoist, in particular to a transmission device for the electric hoist.
Background
The transmission device is used for transmitting power to the driving wheels, the driving wheels drive the driven wheels so as to drive the two frames to move along the main beam, but the transmission shaft of the existing transmission device adopts round steel, the round steel is required to be lathed, and meanwhile, a flat key is required to be machined, so that the processing is complicated, a large amount of manpower is wasted, and the working efficiency is low; in addition, two frames are connected through the screw rod, but the connection between the screw rod and the frames is unstable, so that looseness exists between the screw rod and the frames, the distance between the two frames is easy to change, the transmission of the transmission shaft is unstable, the driving wheel and the driven wheel are not well meshed with gears on the transmission shaft, the suspension and running slipping of the wheels can occur in the process of movement, and the driving wheel and the driven wheel are not smooth in walking on the main beam.
Disclosure of Invention
The invention overcomes the defects of the prior art and provides the transmission device for the electric hoist with simple structure.
In order to achieve the above purpose, the invention adopts the following technical scheme: the utility model provides a transmission for electric block, includes first frame and the second frame of controlling relative setting, be connected with screw rod group and support nest of tubes between first frame and the second frame, first frame is including two first stands that the relative setting in front and back, connect two first stand first crossbeam, the second frame is including two second stands that the relative setting in front and back, connect two second stand second crossbeam, be located the place ahead the outside of first stand is fixed with the motor, the output shaft of motor has the shaft coupling, the shaft coupling has the transmission shaft, the transmission shaft is the hexagonal angle steel, the one end of transmission shaft passes in the place ahead second stand, install two gears and two position sleeves on the transmission shaft.
In a preferred embodiment of the present invention, the transmission device for an electric hoist further includes a left half coupling, a right half coupling, and a gear ring sleeved outside the left half coupling and the right half coupling, wherein the left half coupling is connected with an output shaft of the motor, and the right half coupling is connected with the transmission shaft.
In a preferred embodiment of the invention, the transmission device for the electric hoist further comprises threaded holes arranged on the peripheral wall of each positioning sleeve, and the threaded holes are internally connected with set screws in a threaded manner, and the set screws are abutted with the transmission shaft.
In a preferred embodiment of the present invention, the transmission device for an electric hoist further includes the set screw being an inner hexagonal pyramid end set screw.
In a preferred embodiment of the present invention, the transmission device for an electric hoist further includes a screw rod group located above the supporting tube group, the screw rod group includes two screw rods arranged in parallel front and back, the supporting tube group includes two supporting tubes arranged in parallel front and back, a clamping plate is sleeved on one end of each screw rod extending out of the second upright post, and the clamping plate is clamped with the supporting tube.
In a preferred embodiment of the invention, the transmission device for the electric hoist further comprises a clamping plate body and a clamping block convexly arranged at the bottom end of the clamping plate body, wherein the clamping plate body is sleeved on the screw rod, and the clamping block is clamped into the supporting tube.
In a preferred embodiment of the present invention, the transmission device for an electric hoist further includes a through hole disposed on the clamping plate body.
In a preferred embodiment of the present invention, the transmission device for an electric hoist further includes a circular arc-shaped upper portion and an inverted cone-shaped lower portion of the clamping plate body.
In a preferred embodiment of the present invention, the transmission device for an electric hoist further includes a bottom surface of the clamping plate body having a circular arc shape.
In a preferred embodiment of the present invention, the transmission device for an electric hoist further includes the clamping plate body and the clamping block are integrally formed.
The invention solves the defects existing in the background technology, has simple processing, reduces labor intensity and cost of manpower and material resources, reduces production cost of enterprises, has high installation efficiency, improves working efficiency, ensures that the screw is more firmly connected with the first frame and the second frame through the arrangement of the clamping plates, ensures stable transmission of the transmission shaft, and ensures smooth and safe walking of the follow-up driving wheels and driven wheels on the main beam.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is a front view of a preferred embodiment of the present invention;
FIG. 2 is a front half sectional view of a preferred embodiment of the present invention;
FIG. 3 is a right side view of a preferred embodiment of the present invention;
fig. 4 is a schematic structural view of a card board according to a preferred embodiment of the present invention.
Detailed Description
The invention will now be described in further detail with reference to the drawings and examples, which are simplified schematic illustrations of the basic structure of the invention, which are presented only by way of illustration, and thus show only the structures that are relevant to the invention.
As shown in fig. 1-3, a transmission device for an electric hoist includes a first frame 10 and a second frame 12 which are oppositely arranged left and right, a screw rod group and a supporting tube group are connected between the first frame 10 and the second frame 12, the first frame 10 includes two first upright posts 14 which are oppositely arranged front and back, a first cross beam (not shown in the figure) which is connected with the two first upright posts 14, the second frame 12 includes two second upright posts 16 which are oppositely arranged front and back, a second cross beam 18 which is connected with the two second upright posts 16, a motor 20 is fixed on the outer side of the first upright post 14 which is positioned in front, an output shaft 22 of the motor 20 is connected with a coupler 24, the coupler 24 is connected with a transmission shaft 26, one end of the transmission shaft 26 passes through the second upright post 16 which is positioned in front, and two gears 28 and two positioning sleeves 30 are arranged on the transmission shaft 26.
The preferred coupling 24 of the invention comprises a left half coupling 32, a right half coupling 34 and a gear ring 36 sleeved outside the left half coupling 32 and the right half coupling 34, wherein the external teeth of the left half coupling 32 and the external teeth of the right half coupling 34 are meshed with the internal teeth of the gear ring 36, so that the left half coupling 32 and the right half coupling 34 are connected together, the left half coupling 32 is connected with the output shaft 22 of the motor 20, the left half coupling 32 is in key fit with the output shaft 22 of the motor 20, the right half coupling 34 is connected with the transmission shaft 26, a hexagonal through hole 38 is arranged in the right half coupling 34, and the other end of the transmission shaft 26 is inserted into the hexagonal through hole 38.
In the invention, preferably, a threaded hole 40 is arranged on the peripheral wall of each positioning sleeve 30, a set screw 42 is connected in the threaded hole 40 in a threaded way, the set screw 42 is abutted against the transmission shaft 26, the outer shaft ends of the two gears 28 are stopped by a first bearing seat 44 and a second bearing seat 46 respectively, the inner shaft ends of the two gears 28 are stopped by the two positioning sleeves 30 respectively, hexagonal holes (not shown in the figure) are arranged on the two gears 28 along the axial direction, and the hexagonal holes are matched with the transmission shaft 26 in a shape, so that the connection stability of the transmission shaft 26 and the gears 28 is improved. More preferably, the set screw 42 is an internally hexagonal-cone-shaped end set screw.
The screw rod group is preferably arranged above the supporting tube group, the screw rod group comprises two screw rods 48 which are arranged in parallel front and back, the supporting tube group comprises two supporting tubes 50 which are arranged in parallel front and back, a clamping plate 52 is sleeved on one end of each screw rod 48 extending out of the second upright post 16, and the clamping plate 52 is clamped with the supporting tubes 50.
As shown in fig. 1, 3 and 4, the preferred clamping plate 52 of the present invention comprises a clamping plate body 54 and a clamping block 56 protruding from the bottom end of the clamping plate body 54, wherein the clamping plate body 54 is sleeved on the screw 48, and the clamping block 56 is clamped into the supporting tube 50. It is further preferred that the chuck body 54 is provided with a through hole 58, the through hole 58 is circular, and the screw 48 passes through the through hole 58. The upper portion of the card body 54 is circular arc-shaped and the lower portion is inverted cone-shaped. The bottom surface of the clamping plate body 54 is arc-shaped, so that the clamping plate body is convenient to be matched with the outer wall of the supporting tube 50 in a shape, and the stability of the clamping plate 52 is improved. Preferably, the latch 56 is rectangular. The clamping plate body 54 and the clamping block 56 are integrally formed, so that the strength of the clamping plate 52 is improved. A clamping hole 59 is formed in each support tube 50, and the clamping blocks 56 pass through the clamping holes 59. Further preferably, the locking hole 59 is circular. Two ends of each screw 48 respectively pass through the first upright 14 and the second upright 16, each screw 48 is fixed with the first upright 14 and the second upright 16 through a plurality of first nuts 60 and one second nut 62, and the second nuts 62 are abutted with the outer side surfaces of the clamping plate bodies 54.
The screw 48, the support tube 50 and the first upright 14 are symmetrically arranged in front and back, and are shielded from view. Preferably, the screw 48 is positioned diagonally above the support tube 50.
The above-described preferred embodiments according to the present invention are intended to suggest that, from the above description, various changes and modifications can be made by the person skilled in the art without departing from the scope of the technical idea of the present invention. The technical scope of the present invention is not limited to the description, but must be determined according to the scope of claims.
Claims (7)
1. The utility model provides a transmission for electric block, includes first frame and the second frame of controlling relative setting, be connected with screw rod group and support nest of tubes between first frame and the second frame, first frame is including two first stands, the connection two of relative setting around first stand first crossbeam, the second frame is including two second stands, the connection two of relative setting around second stand second crossbeam, its characterized in that: the motor is fixed on the outer side of the first upright post positioned in front, the output shaft of the motor is connected with a coupler, the coupler is connected with a transmission shaft, the transmission shaft is hexagonal steel, one end of the transmission shaft penetrates through the second upright post positioned in front, and two gears and two positioning sleeves are arranged on the transmission shaft;
the screw rod group is positioned above the supporting tube group, the screw rod group comprises two screws which are arranged in parallel front and back, the supporting tube group comprises two supporting tubes which are arranged in parallel front and back, a clamping plate is sleeved on one end of each screw rod extending out of the second upright post, and the clamping plate is clamped with the supporting tube;
the clamping plate comprises a clamping plate body and a clamping block convexly arranged at the bottom end of the clamping plate body;
the bottom surface of the clamping plate body is arc-shaped;
the clamping plate body and the clamping block are integrally formed.
2. The transmission for an electric hoist according to claim 1, characterized in that: the coupling comprises a left half coupling, a right half coupling and a gear ring sleeved outside the left half coupling and the right half coupling, wherein the left half coupling is connected with an output shaft of the motor, and the right half coupling is connected with the transmission shaft.
3. The transmission for an electric hoist according to claim 1, characterized in that: and a threaded hole is formed in the peripheral wall of each positioning sleeve, a set screw is connected in the threaded hole in a threaded manner, and the set screw is abutted to the transmission shaft.
4. The transmission for an electric hoist according to claim 3, characterized in that: the set screw is an inner hexagonal cone end set screw.
5. The transmission for an electric hoist according to claim 1, characterized in that: the clamping plate body is sleeved on the screw rod, and the clamping block is clamped into the supporting tube.
6. The transmission for an electric hoist according to claim 1, characterized in that: the cardboard body is provided with the through-hole.
7. The transmission for an electric hoist according to claim 1, characterized in that: the upper part of the clamping plate body is arc-shaped, and the lower part of the clamping plate body is in an inverted cone shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810177945.9A CN108328498B (en) | 2018-03-05 | 2018-03-05 | Transmission device for electric hoist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810177945.9A CN108328498B (en) | 2018-03-05 | 2018-03-05 | Transmission device for electric hoist |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108328498A CN108328498A (en) | 2018-07-27 |
| CN108328498B true CN108328498B (en) | 2023-11-24 |
Family
ID=62930306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810177945.9A Active CN108328498B (en) | 2018-03-05 | 2018-03-05 | Transmission device for electric hoist |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108328498B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203922525U (en) * | 2014-07-10 | 2014-11-05 | 浙江永天机电制造有限公司 | The embedded steel pipe loop wheel machine of heavier-duty |
| CN203946845U (en) * | 2014-07-11 | 2014-11-19 | 李保军 | A kind of gear type limiting device of electric block |
| CN205275090U (en) * | 2015-12-04 | 2016-06-01 | 苏州库力铁重工有限公司 | Stay tube splines and full cycle crimp mechanism for electric block |
| CN206142671U (en) * | 2016-08-23 | 2017-05-03 | 上海鹏重机械设备有限公司河南分公司 | Electric block sports car |
| CN206842880U (en) * | 2017-06-14 | 2018-01-05 | 河南新科起重机股份有限公司 | A kind of cucurbit running gear |
| CN207957602U (en) * | 2018-03-05 | 2018-10-12 | 苏州库力铁重工有限公司 | Transmission device used for electric hoist |
-
2018
- 2018-03-05 CN CN201810177945.9A patent/CN108328498B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203922525U (en) * | 2014-07-10 | 2014-11-05 | 浙江永天机电制造有限公司 | The embedded steel pipe loop wheel machine of heavier-duty |
| CN203946845U (en) * | 2014-07-11 | 2014-11-19 | 李保军 | A kind of gear type limiting device of electric block |
| CN205275090U (en) * | 2015-12-04 | 2016-06-01 | 苏州库力铁重工有限公司 | Stay tube splines and full cycle crimp mechanism for electric block |
| CN206142671U (en) * | 2016-08-23 | 2017-05-03 | 上海鹏重机械设备有限公司河南分公司 | Electric block sports car |
| CN206842880U (en) * | 2017-06-14 | 2018-01-05 | 河南新科起重机股份有限公司 | A kind of cucurbit running gear |
| CN207957602U (en) * | 2018-03-05 | 2018-10-12 | 苏州库力铁重工有限公司 | Transmission device used for electric hoist |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108328498A (en) | 2018-07-27 |
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