CN205400089U - Promote rotatory conversion equipment of construction usefulness - Google Patents
Promote rotatory conversion equipment of construction usefulness Download PDFInfo
- Publication number
- CN205400089U CN205400089U CN201620157084.4U CN201620157084U CN205400089U CN 205400089 U CN205400089 U CN 205400089U CN 201620157084 U CN201620157084 U CN 201620157084U CN 205400089 U CN205400089 U CN 205400089U
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- switching device
- base
- rotary switching
- lifting construction
- annulus
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Abstract
The utility model discloses a promote rotatory conversion equipment of construction usefulness, include base, rotation portion, be used for locking fixed the fixed part of rotation portion, the base with set up feasiblely between the rotation portion rotation portion is relative friction when the base rotates is rolling friction's roll portion. The utility model discloses a set up roll portion between base and rotation portion, trun into sliding friction to rolling friction, convenient rotatory rotation portion to through setting up the fixed part, with the locking of rotation portion fixed, simple structure, convenient operation can effectively rotate the component of striding greatly that hangs in rising to the angle that is fit for, and locking is fixed, wide application in construction field.
Description
Technical field
This utility model belongs to lifting construction technical field, is specifically related to the rotary switching device of a kind of lifting construction.
Background technology
Current big in component is installed, many employing truck cranes etc. carry out lifting construction, but run into field condition do not allow adopt truck crane time, then it is difficult to construct, and due to the big clear spacing of the bracket at place in component length is more than lifting process, even if therefore allowing to adopt truck crane to carry out lifting construction, also running into lifting and turning to the problems such as inconvenience, cause that constructional difficulties and construction risk are relatively big, particularly evident when high level lifts.
Therefore in the urgent need to one hang rise installs across component greatly time, it is possible to convenient rotate big across component, while after rotating to certain angle, it is possible to the conversion equipment remained stable for.
Utility model content
In order to overcome above-mentioned technological deficiency, this utility model provides the rotary switching device of a kind of easy to operate, fixing firm lifting construction.
In order to solve the problems referred to above, this utility model is achieved by techniques below scheme:
The rotary switching device of lifting construction described in the utility model, including base, the rotation section being arranged on base, fixed part for the described rotation section that is locked, the rolled portion that friction when being provided with described base rotation relative to described rotation section between described base with described rotation section is rolling friction.
Further, described base is provided with the first arc groove forming toroidal, described rolled portion is some balls being sequentially arranged in described arc groove, and described rotation section is annulus, and the bottom of described annulus is provided with the second arc groove coordinated with described ball.
Further, also include the retainer for fixing described ball position, described retainer is provided with the circular hole for installing ball.
Further, described fixed part includes the fixed frame being arranged on four L-types outside described annulus, the voussoir being arranged between adjacent fixed frame, and the surface that described voussoir contacts with described annulus is the arc surface coordinated with described annulus excircle；
Described fixed frame is provided with inner thread sleeve, runs through described inner thread sleeve by screw rod between adjacent two fixed frames and connect.
Further, the surface that described fixed frame contacts with described voussoir is the inclined-plane coordinated with described wedge surface.
Further, the arc surface of described voussoir is the matsurface of frosted.
Further, the sidewall of described annulus is provided with some workmans of convenience and inserts the jack of ripping bar.
Further, described base is provided with for fixing bolt hole.
Compared with prior art, the beneficial effects of the utility model are:
(1) this utility model by arranging rolled portion between base and rotation section, transfer sliding friction to rolling friction, facilitate rotary motion portion, and by arranging fixed part, be locked after rotation section can be rotated in place, simple in construction, easy to operate, effectively big can turn to proper angle across component by hanging in rising.
(2) this utility model adopts voussoir to be locked rotation section, simple in construction, fixing reliable and stable, and strong adaptability, by regulating the connecting bolt connecting fixed frame, can unclamp or lock described annulus rotation section effectively, easy and simple to handle.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in further detail, wherein:
Fig. 1 is the structural representation of the rotary switching device of lifting construction described in the utility model；
Fig. 2 is the decomposing schematic representation one of the rotary switching device of lifting construction described in the utility model；
Fig. 3 is the decomposing schematic representation two of the rotary switching device of lifting construction described in the utility model；
Fig. 4 is the structural representation of the fixed part of the rotary switching device of lifting construction described in the utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is illustrated, it will be appreciated that preferred embodiment described herein is merely to illustrate and explains this utility model, be not used to limit this utility model.
As shown in Figure 1 to 4, the rotary switching device of lifting construction described in the utility model, including base 1, the rotation section 2 being arranged on base 1, fixed part for the described rotation section that is locked, the rolled portion that friction when making the relative described base rotation in described rotation section is rolling friction is set between described base with described rotation section.
Described base 1 is provided with the first arc groove 11 forming toroidal, described rolled portion include some be sequentially arranged in described arc groove 11 ball 5, for fixing the retainer 51 of described ball position, described retainer 51 is provided with the circular hole for installing ball 5.Described rotation section is annulus 3, and the bottom of described annulus 3 is provided with the second arc groove 31 coordinated with described ball 5.
Described fixed part 2 includes the fixed frame 22 being arranged on four L-types outside described annulus 3, the voussoir 4 being arranged between adjacent fixed frame, and the surface that described voussoir 4 contacts with described annulus 3 is the arc surface 41 coordinated with described annulus 3 excircle；The arc surface of described voussoir is the matsurface of frosted, increases frictional force so that annulus 3 is fixed more stable.
Being provided with inner thread sleeve 21 on described fixed frame 22, run through described inner thread sleeve 21 by screw rod 23 and connect between adjacent two fixed frames 22, the surface that described fixed frame 22 contacts with described voussoir 4 is and the inclined-plane 221 of described voussoir 4 surface engagement.Described base 1 is square, spacing for fixed frame 222.
Arranging jack 32 on the sidewall of described annulus 3, convenient construction workman inserts ripping bar, adopts lever principle tumbler ring 3, is not limited to the space of operation, reduces the rotating torque of applying simultaneously, alleviate the load of workman.
The bottom of described base 1 is provided with fixing seat 12, described fixing seat 12 is provided with for fixing bolt hole so that this utility model can be fixed in lifting beam.
The operation principle of the rotary switching device of lifting construction described in the utility model is:
Base is fixed in lifting beam, annulus will be arranged on for promoting the big hydraulic rockshaft across component, hydraulic rockshaft is driven to rotate by tumbler ring, rotate to the angle being suitable for so that big across component, then by the bolt-locking fixed frame of fixed part, ramming voussoir, restriction rotation section further rotates after being rotated in place.
This utility model simple in construction, easy to operate, described rotation section can be rotated easily, so that the parts being arranged on rotation section rotate, can be widely applied to construction industry.
Other structure of the rotary switching device of lifting construction described in the present embodiment is referring to prior art.
The above, it it is only preferred embodiment of the present utility model, not this utility model is done any pro forma restriction, therefore it is every without departing from technical solutions of the utility model content, any amendment, equivalent variations and modification above example made according to technical spirit of the present utility model, all still falls within the scope of technical solutions of the utility model.
Claims (8)
1. the rotary switching device of a lifting construction, it is characterized in that: the rotation section that include base, is arranged on base, fixed part for the described rotation section that is locked, the rolled portion that friction when being provided with described base rotation relative to described rotation section between described base with described rotation section is rolling friction.
2. the rotary switching device of lifting construction according to claim 1, it is characterized in that: described base is provided with the first arc groove forming toroidal, described rolled portion is some balls being sequentially arranged in described first arc groove, described rotation section is annulus, and the bottom of described annulus is provided with the second arc groove coordinated with described ball.
3. the rotary switching device of lifting construction according to claim 2, it is characterised in that: also include the retainer for fixing described ball position, described retainer is provided with the circular hole for installing ball.
4. the rotary switching device of lifting construction according to claim 2, it is characterized in that: described fixed part includes the fixed frame being arranged on four L-types outside described annulus, the voussoir being arranged between adjacent fixed frame, the surface that described voussoir contacts with described annulus is the arc surface coordinated with described annulus excircle；
Described fixed frame is provided with inner thread sleeve, runs through described inner thread sleeve by screw rod between adjacent two fixed frames and connect.
5. the rotary switching device of lifting construction according to claim 4, it is characterised in that: the surface that described fixed frame contacts with described voussoir is the inclined-plane coordinated with described wedge surface.
6. the rotary switching device of lifting construction according to claim 4, it is characterised in that: the arc surface of described voussoir is the matsurface of frosted.
7. the rotary switching device of lifting construction according to claim 2, it is characterised in that: the sidewall of described annulus is provided with some workmans of convenience and inserts the jack of ripping bar.
8. the rotary switching device of lifting construction according to claim 1, it is characterised in that: described base is provided with for fixing bolt hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620157084.4U CN205400089U (en) | 2016-03-01 | 2016-03-01 | Promote rotatory conversion equipment of construction usefulness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620157084.4U CN205400089U (en) | 2016-03-01 | 2016-03-01 | Promote rotatory conversion equipment of construction usefulness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205400089U true CN205400089U (en) | 2016-07-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620157084.4U Active CN205400089U (en) | 2016-03-01 | 2016-03-01 | Promote rotatory conversion equipment of construction usefulness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205400089U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110306676A (en) * | 2019-07-04 | 2019-10-08 | 广西天正钢结构有限公司 | A kind of steel truss arch stand and its construction method |
-
2016
- 2016-03-01 CN CN201620157084.4U patent/CN205400089U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110306676A (en) * | 2019-07-04 | 2019-10-08 | 广西天正钢结构有限公司 | A kind of steel truss arch stand and its construction method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |