CN202785386U - Rack for fixed-column type slewing cranes and fixed-column type slewing crane using rack - Google Patents
Rack for fixed-column type slewing cranes and fixed-column type slewing crane using rack Download PDFInfo
- Publication number
- CN202785386U CN202785386U CN 201220478911 CN201220478911U CN202785386U CN 202785386 U CN202785386 U CN 202785386U CN 201220478911 CN201220478911 CN 201220478911 CN 201220478911 U CN201220478911 U CN 201220478911U CN 202785386 U CN202785386 U CN 202785386U
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- support sleeve
- column
- spiral arm
- pillar
- type slewing
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Abstract
The utility model discloses a rack for fixed-column type slewing cranes and a fixed-column type slewing crane using the rack. The rack comprises a stand column and a slewing jib, wherein the stand column and the slewing jib are supported and connected through a rotating mechanism with a rotating axis extending along the vertical direction, the rotating mechanism comprises a central spindle and a support sleeve which are coaxially and rotatablely assembled, one of the central spindle and the support sleeve is removably fixedly connected with the stand column, and the other one is removably fixedly connected with the slewing jib. In such a way, in the process of transporting, the stand column, the slewing jib and the rotating mechanism can be disassembled, and then assembled into a rack after transported to the destination. On the one hand, the rack with the structure is simple in manufacturing, and each component can be correspondingly manufactured; and on the other hand, the transportation of the rack is extremely convenient, and the transportation cost is effectively reduced.
Description
Technical field
The utility model belongs to the elevator machinery technical field, is specifically related to a kind of Pillar-fixing Type Slewing Crane and frame thereof.
Background technology
Existing Pillar-fixing Type Slewing Crane comprises frame and the electric block that is assemblied on the frame, the structure of frame such as notification number are the disclosed Pillar-fixing Type Slewing Crane frame of Chinese utility model patent application specification book of CN2115324U, comprise column and the spiral arm that is i-beam structure, the top of column is provided with bottom plate and top board, coaxial arrangement has the axis hole that vertically extends on bottom plate and top board, be fixed with the rotating shaft of rotating in the axis hole that is assemblied on described bottom plate and the top board in the end of spiral arm, spiral arm rotates on the assembling column by rotating shaft.During use, realize the around the shaft line of centers rotation of M/C spiral arm by towing ring or towing bar.But the complicated integral structure of above-mentioned Pillar-fixing Type Slewing Crane frame, it is larger to conduct oneself with dignity, and sets firmly simultaneously relatively difficulty of rotating shaft in the end of I-beam section, makes inconveniently, can not satisfy the user to hoisting crane light weight, easy requirement, can not meet the need of market.
The utility model content
The purpose of this utility model is to provide that a kind of making is simple and easy, installation and transportation Pillar-fixing Type Slewing Crane frame easily; A kind of Pillar-fixing Type Slewing Crane that uses above-mentioned frame also is provided simultaneously.
For achieving the above object, Pillar-fixing Type Slewing Crane frame provided by the utility model adopts following technical scheme: the Pillar-fixing Type Slewing Crane frame, comprise column and spiral arm, the rotating mechanism that described column and spiral arm vertically extend by pivot center supports and connects, rotating mechanism comprises mandrel and the support sleeve of coaxial rotation assembling, and one of them in described mandrel and the support sleeve and column be removable to be connected that another then is connected with spiral arm is removable.
Described rotating mechanism is the manual rotation structure, and the spiral arm in this manual rotation mechanism is connected in the support sleeve top, fixedly is equipped with the handle that rotates for driving support sleeve at support sleeve.
Described support sleeve cooperates with the column rotational support by the thrust bearing of coaxial package outside mandrel, and thrust bearing has the upper circle that cooperates with the support sleeve spline and the lower circle that cooperates with the column spline.
Described support sleeve be provided with outward around support sleeve circumferentially uniform deep floor or with the reinforcing sleeve of the big up and small down frusto-pyramidal configurations of support sleeve coaxial arrangement, the lower end of deep floor or reinforcing sleeve is connected on the back plate that described support sleeve bottom is installed with.
Be fixed with the turning set that the gap is sleeved on column top on the lower surface of described back plate, described handle is connected on the outside face of turning set.
Pillar-fixing Type Slewing Crane provided by the utility model adopts following technical scheme: a kind of Pillar-fixing Type Slewing Crane, comprise frame and electric block, this frame comprises column and spiral arm, described electric block moves and is assemblied on the spiral arm, the rotating mechanism that described column and spiral arm vertically extend by pivot center supports and connects, rotating mechanism comprises mandrel and the support sleeve of coaxial rotation assembling, and one of them in described mandrel and the support sleeve and column be removable to be connected that another then is connected with spiral arm is removable.
Described rotating mechanism is the manual rotation structure, and the spiral arm in this manual rotation mechanism is connected in the support sleeve top, fixedly is equipped with the handle that rotates for driving support sleeve at support sleeve.
Described support sleeve cooperates with the column rotational support by the thrust bearing of coaxial package outside mandrel, and thrust bearing has the upper circle that cooperates with the support sleeve spline and the lower circle that cooperates with the column spline.
Described support sleeve be provided with outward around support sleeve circumferentially uniform deep floor or with the reinforcing sleeve of the big up and small down frusto-pyramidal configurations of support sleeve coaxial arrangement, the lower end of deep floor or reinforcing sleeve is connected on the back plate that described support sleeve bottom is installed with, be fixed with the turning set that the gap is sleeved on column top on the lower surface of described back plate, described handle is connected on the outside face of turning set.
On the described spiral arm along the spiral arm length direction be furnished with for the spacing left and right limit buffer block that cooperates of electric block pushing tow.
The beneficial effects of the utility model are: the column of Pillar-fixing Type Slewing Crane frame provided by the utility model and spiral arm are by the rotating mechanism support and connection, and the mandrel of rotating mechanism and support sleeve and column and spiral arm are removable to be connected, when transportation, column, spiral arm and rotating mechanism can be taken apart, and after transporting it into the destination, again it is fitted together the formation frame.The frame of this structure is made simply on the one hand, and each parts can respective production, also so that the transportation of frame is very convenient, effectively reduces traffic cost on the other hand.
Pillar-fixing Type Slewing Crane provided by the utility model comprises frame and electric block, the column of frame and spiral arm are by the rotating mechanism support and connection, and the mandrel of rotating mechanism and support sleeve and column and spiral arm are removable to be connected, when transportation, column, spiral arm and rotating mechanism can be taken apart, and after transporting it into the destination, again it is fitted together the formation frame.The frame of this structure is made simply on the one hand, and each parts can respective production, also so that the transportation of frame is very convenient, effectively reduces traffic cost on the other hand.
Description of drawings
Fig. 1 is the structural representation of a kind of embodiment of Pillar-fixing Type Slewing Crane frame provided by the utility model;
Fig. 2 is the A place enlarged diagram among Fig. 1.
The specific embodiment
Such as Fig. 1, shown in Figure 2, a kind of embodiment of Pillar-fixing Type Slewing Crane frame, Pillar-fixing Type Slewing Crane frame among this embodiment comprises the mounting seat 1 that is fixed on the field requirement position when using, be installed with the column 2 that is tubular construction in mounting seat 1, above column, be furnished with the spiral arm 4 for mobile assembling electric block, the rotating mechanism 3 that column 2 and spiral arm vertically extend by pivot center supports and connects, rotating mechanism 3 comprises mandrel 34 and the support sleeve 35 of coaxial rotation assembling, support sleeve 35 rotates by the corresponding rolling bearing of arranging in two ends about support sleeve and is assembled together, mandrel 34 and column 2 removable being connected of rotating mechanism, support sleeve then is connected with spiral arm is removable, top at support sleeve 35 is installed with flanged plate, and described spiral arm is removable to be connected on the flanged plate.In the present embodiment, be provided with locating bush 10 between the internal face of mandrel 34 and tubular column, this locating bush 10 fixedly is assembled together by described tightening screw 9 and column 2 and mandrel 34 are removable.And support sleeve 35 is by the thrust bearing 36 and column 2 normal-running fiies of coaxial package on mandrel, thrust bearing 36 herein has the upper circle that cooperates with support sleeve 35 splines and only screws the lower circle that closes, top, the upper surface force fit of the lower circle of spline bearing and locating bush with column 2.In the present embodiment, be provided with outside support sleeve around the circumferential uniform deep floor 5 of support sleeve, the upper end of deep floor 5 is connected on the described flanged plate, its lower end is connected on the back plate 33 that described support sleeve bottom is installed with.
Preferably, the rotating mechanism in the present embodiment is manual rotation mechanism, is fixed with the turning set 31 that the gap is sleeved on column top in the lower surface of back plate 33, fixedly is equipped with the handle 32 that rotates for driving support sleeve and spiral arm at the outside face of turning set.
In above-described embodiment, outside support sleeve, be provided with deep floor, in other embodiments, reinforcing sleeve with the big up and small down frusto-pyramidal configurations of support sleeve coaxial arrangement also can be set outside support sleeve, and the upper end of this reinforcing sleeve is connected on the described flanged plate, its lower end is connected on the back plate that described support sleeve bottom is installed with.
Locating bush and column in above-described embodiment are Split type structure, like this, are convenient to column of the prior art is improved with direct application in the above-described embodiments.And in other embodiments, locating bush also can be integrative-structure with column, at this moment, the top of column offers the inserting pore structure that cooperates for the mandrel grafting, and the hole wall in the inserting hole offers along the inserting aperture to the assembly opening that is used for installing tightening screw that extends.
In above-described embodiment, the upper circle top force fit of support sleeve and thrust bearing, the lower circle of thrust bearing then with column top force fit.
In above-described embodiment, rotational structure is manual rotation mechanism, and in other embodiments, rotating mechanism also can be electronic or hydraulically powered rotating mechanism.
In above-described embodiment, mandrel and column are removable to be connected, and support sleeve then is connected in spiral arm is removable, in other embodiments, also can set firmly flanged plate on the top of mandrel, and spiral arm is by flanged plate and mandrel is removable is connected.Support sleeve then is connected with column is removable, at this moment, for ease of the hand rotation mandrel, can offer the elongated slot that circumferentially extends along support sleeve at support sleeve.
A kind of embodiment of Pillar-fixing Type Slewing Crane, hoisting crane among this embodiment comprises frame and electric block, the structure of the frame in the present embodiment as shown in Figure 1, do not repeat them here, described electric block moves on the spiral arm 4 that is assemblied in frame, and for improving the general safety performance of hoisting crane, on spiral arm, be furnished with successively for cushioning block 7 with spacing left-limit buffering block 6 and the limit on the right-right-hand limit that cooperates of electric block pushing tow along the spiral arm length direction.
Claims (10)
1. Pillar-fixing Type Slewing Crane frame, comprise column and spiral arm, it is characterized in that: the rotating mechanism that described column and spiral arm vertically extend by pivot center supports and connects, rotating mechanism comprises mandrel and the support sleeve of coaxial rotation assembling, and one of them in described mandrel and the support sleeve and column be removable to be connected that another then is connected with spiral arm is removable.
2. Pillar-fixing Type Slewing Crane frame according to claim 1, it is characterized in that: described rotating mechanism is the manual rotation structure, spiral arm in this manual rotation mechanism is connected in the support sleeve top, fixedly is equipped with the handle that rotates for driving support sleeve at support sleeve.
3. Pillar-fixing Type Slewing Crane frame according to claim 2, it is characterized in that: described support sleeve cooperates with the column rotational support by the thrust bearing of coaxial package outside mandrel, and thrust bearing has the upper circle that cooperates with the support sleeve spline and the lower circle that cooperates with the column spline.
4. according to claim 2 or 3 described Pillar-fixing Type Slewing Crane frames, it is characterized in that: described support sleeve be provided with outward around support sleeve circumferentially uniform deep floor or with the reinforcing sleeve of the big up and small down frusto-pyramidal configurations of support sleeve coaxial arrangement, the lower end of deep floor or reinforcing sleeve is connected on the back plate that described support sleeve bottom is installed with.
5. Pillar-fixing Type Slewing Crane frame according to claim 4, it is characterized in that: be fixed with the turning set that the gap is sleeved on column top on the lower surface of described back plate, described handle is connected on the outside face of turning set.
6. Pillar-fixing Type Slewing Crane that uses frame as claimed in claim 1, comprise frame and electric block, this frame comprises column and spiral arm, described electric block moves and is assemblied on the spiral arm, it is characterized in that: the rotating mechanism that described column and spiral arm vertically extend by pivot center supports and connects, rotating mechanism comprises mandrel and the support sleeve of coaxial rotation assembling, and one of them in described mandrel and the support sleeve and column be removable to be connected that another then is connected with spiral arm is removable.
7. Pillar-fixing Type Slewing Crane according to claim 6, it is characterized in that: described rotating mechanism is the manual rotation structure, spiral arm in this manual rotation mechanism is connected in the support sleeve top, fixedly is equipped with the handle that rotates for driving support sleeve at support sleeve.
8. Pillar-fixing Type Slewing Crane according to claim 7, it is characterized in that: described support sleeve cooperates with the column rotational support by the thrust bearing of coaxial package outside mandrel, and thrust bearing has the upper circle that cooperates with the support sleeve spline and the lower circle that cooperates with the column spline.
9. according to claim 7 or 8 described Pillar-fixing Type Slewing Cranes, it is characterized in that: described support sleeve be provided with outward around support sleeve circumferentially uniform deep floor or with the reinforcing sleeve of the big up and small down frusto-pyramidal configurations of support sleeve coaxial arrangement, the lower end of deep floor or reinforcing sleeve is connected on the back plate that described support sleeve bottom is installed with, be fixed with the turning set that the gap is sleeved on column top on the lower surface of described back plate, described handle is connected on the outside face of turning set.
10. Pillar-fixing Type Slewing Crane according to claim 9 is characterized in that: on the described spiral arm along the spiral arm length direction be furnished with for the spacing left and right limit buffer block that cooperates of electric block pushing tow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220478911 CN202785386U (en) | 2012-09-19 | 2012-09-19 | Rack for fixed-column type slewing cranes and fixed-column type slewing crane using rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220478911 CN202785386U (en) | 2012-09-19 | 2012-09-19 | Rack for fixed-column type slewing cranes and fixed-column type slewing crane using rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202785386U true CN202785386U (en) | 2013-03-13 |
Family
ID=47812694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220478911 Expired - Fee Related CN202785386U (en) | 2012-09-19 | 2012-09-19 | Rack for fixed-column type slewing cranes and fixed-column type slewing crane using rack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202785386U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103663181A (en) * | 2013-11-25 | 2014-03-26 | 无锡起岸重工机械有限公司 | Marine omni-directional manual crane |
-
2012
- 2012-09-19 CN CN 201220478911 patent/CN202785386U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103663181A (en) * | 2013-11-25 | 2014-03-26 | 无锡起岸重工机械有限公司 | Marine omni-directional manual crane |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130313 Termination date: 20170919 |