CN201901536U - Arm internal chain transmission slewing crane - Google Patents
Arm internal chain transmission slewing crane Download PDFInfo
- Publication number
- CN201901536U CN201901536U CN2010206033152U CN201020603315U CN201901536U CN 201901536 U CN201901536 U CN 201901536U CN 2010206033152 U CN2010206033152 U CN 2010206033152U CN 201020603315 U CN201020603315 U CN 201020603315U CN 201901536 U CN201901536 U CN 201901536U
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- CN
- China
- Prior art keywords
- chain
- arm
- sprocket wheel
- spiral arm
- column
- 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 - Lifetime
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Abstract
The utility model relates to an arm internal chain transmission slewing crane which comprises an upright column, a slewing arm and an endless chain electric block, wherein one end of the slewing arm is fixedly arranged on the upright column; the endless chain electric block is arranged at the upper part of one end of the slewing arm, close to the upright column; the slewing arm is internally provided with a chain transmission mechanism which comprises a first chain wheel, a second chain wheel and a hoisting chain, wherein the first chain wheel is arranged at one end of the slewing arm, close to the upright column; the second chain wheel is arranged at one end of the slewing arm, far away from the upright column; the first chain wheel and the second chain wheel rotate in a vertical plane in parallel with the axial direction of the slewing arm; the hoisting chain is led out from the endless chain electric block, bypasses the lower part of the first chain wheel, then is extended to the second chain wheel along the slewing arm and finally bypasses the upper part of the second chain wheel so as to be output; an output end of the hoisting chain is connected with a lifting hook; and a heavy punch is arranged on the lifting hook. As the endless chain electric block of the slewing crane is far away from a lifting point and is transmitted through an internal chain transmission mechanism, the hoisting performance of the slewing crane is not affected by environment when the lifting point is in special environments; and therefore, the slewing crane has wide use range.
Description
Technical field
The utility model relates to chain-driving turning crane in a kind of arm.
Background technology
Turning crane is used for hoisting heavy, and the structure of common Pillar-fixing Type Slewing Crane generally includes and is installed in the electric block that ground fixed column, an end are fixed on rotatable spiral arm on the fixed column, are installed on the suspension centre top.The turning crane of this structure is in some special use occasion, and as suspension centre top temperature, the higher occasion of humidity, electric block is in the environment of high temperature, high humidity, motor, electrical equipment are impaired easily, influence the normal use of turning crane, so electric block needs away from the suspension centre top.And electric block can influence the lifting performance of turning crane away from the suspension centre top.Therefore, the range of use of turning crane is restricted.
The utility model content
The purpose of this utility model provides a kind of electric block away from suspension centre and the impregnable turning crane of lifting performance.
For achieving the above object, the technical solution adopted in the utility model is:
Chain-driving turning crane in a kind of arm comprises that column, an end are fixedly installed on spiral arm, the Electric Chain Blocks on the described column, and described Electric Chain Blocks is arranged on the top of an end of the close described column of described spiral arm;
Described spiral arm is a hollow structure, described spiral arm inside is provided with chain drive, described chain drive comprises first sprocket wheel that is installed in close described column one end of described spiral arm, be installed on second sprocket wheel of described spiral arm away from described column one end, lifting chain, described first sprocket wheel and described second sprocket wheel be parallel to described rotary arm shaft to vertical plane in rotate, described lifting chain is drawn by described Electric Chain Blocks, extend to described second sprocket wheel along described spiral arm after walking around the bottom of described first sprocket wheel, and export after walking around the top of described second sprocket wheel, described lifting chain is stretched on described first sprocket wheel and described second sprocket wheel;
The mouth of described lifting chain is connected with suspension hook, and described suspension hook is provided with weight.
Preferably, one end of the close described column of described spiral arm is provided with first rotating shaft of horizontal direction, described first rotating shaft is fixed on the described spiral arm, and described first rotating shaft is provided with the clutch shaft bearing that is mated, and described first sprocket wheel is socketed on the described clutch shaft bearing.
Preferably, end away from described column of described spiral arm is provided with second rotating shaft of horizontal direction, described second rotating shaft is fixed on the described spiral arm, and described second rotating shaft is provided with second bearing that is mated, and described second sprocket wheel is socketed on described second bearing.
Preferably, the below of described first sprocket wheel is provided with first guide wheel of the described lifting chain of guiding.
Preferably, the top of described second sprocket wheel is provided with second guide wheel of the described lifting chain of guiding.
Preferably, described spiral arm comprises fixed arm and the telescopic boom that socket-connects, described fixed arm is fixedly connected on the described column, described telescopic boom can moving axially along described fixed arm, described first sprocket wheel is installed on the described fixed arm, and described second sprocket wheel is installed on the described telescopic boom.
Because the technique scheme utilization, the utility model compared with prior art has following advantage:
Because turning crane of the present utility model is arranged at Electric Chain Blocks the one end top of the close column of spiral arm, away from suspension centre, during hoisting heavy, by built-in chain drive transmission, when suspension centre is in the particular surroundings, the lifting performance of turning crane is not affected by environment, and therefore turning crane range of use of the present utility model is extensive.
Description of drawings
Accompanying drawing 1 is the front view of chain-driving turning crane in the arm of the present utility model;
Accompanying drawing 2 is the A-A enlarged view of the spiral arm of chain-driving turning crane in the arm of the present utility model;
Accompanying drawing 3 is the B-B enlarged view of the spiral arm of chain-driving turning crane in the arm of the present utility model.
In the above accompanying drawing: 1, column; 2, spiral arm; 3, Electric Chain Blocks; 4, fixed arm; 5, telescopic boom; 6, first sprocket wheel; 7, second sprocket wheel; 8, lifting chain; 9, first rotating shaft; 10, clutch shaft bearing; 11, second rotating shaft; 12, second bearing; 13, first guide wheel; 14, second guide wheel; 15, suspension hook; 16, weight.
The specific embodiment
Below in conjunction with embodiment shown in the drawings the utility model is further described:
Embodiment one: referring to accompanying drawing 1 to shown in the accompanying drawing 3.
Chain-driving turning crane in a kind of arm comprises that column 1, an end are fixedly installed on spiral arm 2, the Electric Chain Blocks 3 on the column 1;
Spiral arm 2 comprises the fixed arm that socket-connects 4 and the telescopic boom 5 of hollow structure, and fixed arm 4 is fixedly connected on the column 1, and telescopic boom 5 can be along the moving axially of fixed arm 4, and Electric Chain Blocks 3 is arranged on the top of an end of the close column 1 of fixed arm 4;
Spiral arm 2 inside are provided with chain drive, and chain drive comprises first sprocket wheel 6 that is installed in the fixed arm 4, is installed on second sprocket wheel 7, lifting chain 8 in the telescopic boom 5; First rotating shaft, 9, the first rotating shafts 9 that one end of the close column 1 of fixed arm 4 is provided with horizontal direction fixed thereon are provided with clutch shaft bearing 10, the first sprocket wheels 6 that are mated and are socketed on the clutch shaft bearing 10; Second rotating shaft, 11, the second rotating shafts 11 that a end away from column 1 of telescopic boom 5 is provided with horizontal direction fixed thereon are provided with second bearing, 12, the second sprocket wheels 7 that are mated and are socketed on second bearing 12; First sprocket wheel 6 and second sprocket wheel 7 rotate in being parallel to the axial vertical plane of spiral arm 2; The top that the below of first sprocket wheel 6 is provided with first guide wheel, 13, the second sprocket wheels 7 is provided with second guide wheel 14;
The mouth of lifting chain 8 is connected with suspension hook 15, and suspension hook 15 is provided with weight 16.
During this turning crane work, the power of Electric Chain Blocks 3 outputs passes to suspension hook 15 by connecting transmission device, realizes the lifting to weight; When suspension hook 15 descended, under the action of gravity of weight 16, suspension hook 15 descended freely.Because of its Electric Chain Blocks 3 is not arranged on the suspension centre top, its power is by connecting the transmission device conduction, and lifting performance is not affected by environment, and range of use is extensive.
The foregoing description only is explanation technical conceive of the present utility model and characteristics, and its purpose is to allow the personage who is familiar with this technology can understand content of the present utility model and enforcement according to this, can not limit protection domain of the present utility model with this.All equivalences of being done according to the utility model spirit change or modify, and all should be encompassed within the protection domain of the present utility model.
Claims (6)
1. chain-driving turning crane in the arm, comprise that column, an end are fixedly installed on spiral arm, the Electric Chain Blocks on the described column, is characterized in that: described Electric Chain Blocks is arranged on the top of an end of the close described column of described spiral arm;
Described spiral arm is a hollow structure, described spiral arm inside is provided with chain drive, described chain drive comprises first sprocket wheel that is installed in close described column one end of described spiral arm, be installed on second sprocket wheel of described spiral arm away from described column one end, lifting chain, described first sprocket wheel and described second sprocket wheel be parallel to described rotary arm shaft to vertical plane in rotate, described lifting chain is drawn by described Electric Chain Blocks, extend to described second sprocket wheel along described spiral arm after walking around the bottom of described first sprocket wheel, and export after walking around the top of described second sprocket wheel, described lifting chain is stretched on described first sprocket wheel and described second sprocket wheel;
The mouth of described lifting chain is connected with suspension hook, and described suspension hook is provided with weight.
2. chain-driving turning crane in the arm according to claim 1, it is characterized in that: an end of the close described column of described spiral arm is provided with first rotating shaft of horizontal direction, described first rotating shaft is fixed on the described spiral arm, described first rotating shaft is provided with the clutch shaft bearing that is mated, and described first sprocket wheel is socketed on the described clutch shaft bearing.
3. chain-driving turning crane in the arm according to claim 1, it is characterized in that: the end away from described column of described spiral arm is provided with second rotating shaft of horizontal direction, described second rotating shaft is fixed on the described spiral arm, described second rotating shaft is provided with second bearing that is mated, and described second sprocket wheel is socketed on described second bearing.
4. chain-driving turning crane in the arm according to claim 1 is characterized in that: the below of described first sprocket wheel is provided with first guide wheel of the described lifting chain of guiding.
5. chain-driving turning crane in the arm according to claim 1 is characterized in that: the top of described second sprocket wheel is provided with second guide wheel of the described lifting chain of guiding.
6. chain-driving turning crane in the arm according to claim 1, it is characterized in that: described spiral arm comprises fixed arm and the telescopic boom that socket-connects, described fixed arm is fixedly connected on the described column, described telescopic boom can moving axially along described fixed arm, described first sprocket wheel is installed on the described fixed arm, and described second sprocket wheel is installed on the described telescopic boom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206033152U CN201901536U (en) | 2010-11-12 | 2010-11-12 | Arm internal chain transmission slewing crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206033152U CN201901536U (en) | 2010-11-12 | 2010-11-12 | Arm internal chain transmission slewing crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201901536U true CN201901536U (en) | 2011-07-20 |
Family
ID=44272135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206033152U Expired - Lifetime CN201901536U (en) | 2010-11-12 | 2010-11-12 | Arm internal chain transmission slewing crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201901536U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102145860A (en) * | 2010-11-12 | 2011-08-10 | 吴江市麒麟起重机械有限公司 | In-jib chain transmission jib crane |
| CN103043557A (en) * | 2012-12-29 | 2013-04-17 | 徐州苏煤矿山设备制造有限公司 | Mining hydraulic chain block of monorail crane |
| CN103040402A (en) * | 2012-12-29 | 2013-04-17 | 平湖普英特高层设备有限公司 | Winding telescopic platform for window cleaning equipment |
| CN106882719A (en) * | 2017-03-07 | 2017-06-23 | 诺威起重设备（苏州）有限公司 | Low clearance Electric Chain Blocks |
-
2010
- 2010-11-12 CN CN2010206033152U patent/CN201901536U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102145860A (en) * | 2010-11-12 | 2011-08-10 | 吴江市麒麟起重机械有限公司 | In-jib chain transmission jib crane |
| CN102145860B (en) * | 2010-11-12 | 2013-05-15 | 吴江市麒麟起重机械有限公司 | In-jib chain transmission jib crane |
| CN103043557A (en) * | 2012-12-29 | 2013-04-17 | 徐州苏煤矿山设备制造有限公司 | Mining hydraulic chain block of monorail crane |
| CN103040402A (en) * | 2012-12-29 | 2013-04-17 | 平湖普英特高层设备有限公司 | Winding telescopic platform for window cleaning equipment |
| CN103043557B (en) * | 2012-12-29 | 2015-03-25 | 徐州苏煤矿山设备制造有限公司 | Mining hydraulic chain block of monorail crane |
| CN106882719A (en) * | 2017-03-07 | 2017-06-23 | 诺威起重设备（苏州）有限公司 | Low clearance Electric Chain Blocks |
| CN106882719B (en) * | 2017-03-07 | 2022-11-04 | 诺威起重设备（苏州）有限公司 | Low clearance electric hoist with endless chain |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110720 Effective date of abandoning: 20130515 |
|
| RGAV | Abandon patent right to avoid regrant |