CN204474231U - A kind of derricking gear - Google Patents
A kind of derricking gear Download PDFInfo
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- CN204474231U CN204474231U CN201420767365.2U CN201420767365U CN204474231U CN 204474231 U CN204474231 U CN 204474231U CN 201420767365 U CN201420767365 U CN 201420767365U CN 204474231 U CN204474231 U CN 204474231U
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- support arm
- rotational cylindrical
- pillar
- sleeve
- derricking gear
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Abstract
The utility model discloses a kind of derricking gear, comprise base, rotary support seat, support arm, magnetic force suction base and Lever Blocks, the lower end of rotary support seat is fixed on base, support arm is arranged on the upper end of rotary support seat, described rotary support seat comprises the pillar of hollow, Rotational Cylindrical and ball, the lower end of its B-C post is fixed on base, the madial wall of pillar offers circular groove, ball is placed in circular groove, the bottom of Rotational Cylindrical is sleeved in pillar, and ball is between Rotational Cylindrical and pillar, support arm is arranged on the upper end of Rotational Cylindrical, Lever Blocks one end is connected with magnetic force suction base, the other end is connected with weight.The utility model structure simple rigid, easy for installation, rationally distributed, ensure that the stability that weight lifts by crane simultaneously, drastically increase man-machine efficacy, can easily sling at finite space and fall weight after rise, utilize manpower to require great effort before solving, easily cause the shortcoming that personnel are tired, injured, greatly reduce the risk damaging precision equipment.
Description
Technical field
The utility model relates to lifting field, relate to more specifically a kind of simple and stable structure, easy for installation, operate simple and easy, laborsaving time-saving derricking gear.
Background technology
When power plant carries out lower guide bearing inspection and safeguards in generator motor maintenance job, the mode that oil groove lid rises Bolt to position, oil groove lid does not disintegrate usually is adopted to carry out.Due to problems such as unit design structures in maintenance process, lower guide bearing space for maintenance narrower and small (highest point is about 500mm), service personnel all working all can only rely on the mode of crouching down to carry out, although worn the Safety protectors such as Protector for knee or elbow, or great inconvenience can be caused, and be very easy to tired.
In addition, lower guide bearing is thin oil lubricant piecemeal watt formula structure, monolithic watt weight is 97kg, height 306mm, oil groove lid lifting heights is about 450mm, space is narrower and small, and present stage, this work can only be used the instruments such as crowbars make a concerted effort to lift, fall by 3 ~ 4 service personnels temporarily without special tool dismounting or installation bearing shell, substantially increase the security risk of injury to personnel, and be easy to damage lower end axle axle neck or bearing tiling.
Summary of the invention
The purpose of this utility model is to consider the problems referred to above and provides that a kind of structure is simple, the derricking gear of flexible operation.
In order to arrive above-mentioned purpose, the technical solution adopted in the utility model is: a kind of derricking gear, comprise base, rotary support seat and support arm, the lower end of rotary support seat is fixed on base, support arm is arranged on the upper end of rotary support seat, described rotary support seat comprises the pillar of hollow, Rotational Cylindrical and ball, the lower end of its B-C post is fixed on base, the madial wall of pillar offers circular groove, ball is placed in circular groove, the bottom of Rotational Cylindrical is sleeved in pillar, and ball is between Rotational Cylindrical and pillar, and support arm is arranged on the upper end of Rotational Cylindrical.
Above-mentioned Rotational Cylindrical can opposite legs 360 ° rotation, support arm can being swung to any direction, by arranging Lever Blocks at support arm, realizing weight to hang home position, convenient and flexible operation, reduces manpower, and is not easy to damage weight.
The upper end of above-mentioned Rotational Cylindrical is provided with sleeve, and support arm is set in sleeve, and support arm energy relative sleeve moves, and after base fixed position is determined, by the position of adjustment support arm relative sleeve, can be suitable for slings is positioned at the article of diverse location.
Move to realize support arm relative sleeve, the distance variable between the madial wall of above-mentioned sleeve and support arm lateral wall.
In order to realize fixing support arm on sleeve, the sidewall of above-mentioned sleeve offers gap, the two side in the corresponding gap of sleeve is respectively equipped with connecting panel, the connecting panel of both sides, gap is connected by bolts and nuts, realize gap to diminish by bolts and nuts locking, and then make sleeve hard-pressed bale live support arm to reach fixation.
In order to avoid Rotational Cylindrical arbitrarily swings, the sidewall of above-mentioned pillar offers tapped through hole, is provided with the fixing screw matched with its screw thread in tapped through hole, and the lateral wall of Rotational Cylindrical can be withstood in the end of fixing screw.
Further, the upper end of above-mentioned Rotational Cylindrical is provided with block plate, and block plate covers on the upper end of pillar, and sleeve is arranged on the upper end of the block plate of Rotational Cylindrical upper end.Utilize upper end and the block plate contacts-side-down of pillar, reach and support Rotational Cylindrical.
In order to make support arm tilt to install, above-mentioned sleeve is inclined and mounted on the upper surface of block plate.
In order to make sleeve tilt to install, above-mentioned block plate upper surface is provided with cushion block, and cushion block is provided with the dip plane becoming angle with horizontal surface, and sleeve is fixed on the dip plane of cushion block.
In order to reduce the friction of stay cord or chain, above-mentioned support arm is the tubular structure of hollow, and the upper end of support arm is provided with fixed pulley component.
Above-mentioned derricking gear also comprises magnetic force suction base and Lever Blocks, magnetic force suction base is positioned at the position near support arm lower end, Lever Blocks is between support arm and magnetic force suction base, the fixed hook of Lever Blocks is connected with magnetic force suction base, the chain of Lever Blocks is through the hollow channel of support arm and the pulley of fixed pulley component, and the hook for hoisting material of chain head end is positioned at below fixed pulley component.Magnetic force suction base can be fixed on assigned address rapidly, for holding the fixed hook of Lever Blocks, greatly can reduce manpower by Lever Blocks.
Derricking gear of the present utility model can easily be sling at finite space and fall weight after rise, solves existingly to utilize manpower to require great effort, easily cause the shortcoming that personnel are tired, injured, greatly reduces the risk damaging precision equipment.The utility model structure simple rigid, easy for installation, rationally distributed, ensure that simultaneously and the stability that weight lifts by crane drastically increase man-machine efficacy.
Accompanying drawing explanation
Fig. 1 is the derricking gear structural representation of the utility model embodiment.
Fig. 2 is the decomposing schematic representation of the derricking gear of the utility model embodiment.
Fig. 3 is that the derricking gear of the utility model embodiment uses schematic diagram.
Fig. 4 is the semisectional view after the base of utility model embodiment and rotary support seat assemble.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is further described, but embodiment of the present utility model is not limited to this.In description of the present utility model, it will be appreciated that, if have term " on ", D score, "left", "right", " vertically ", the orientation of the instruction such as " level " or position relationship be for based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore the term describing position relationship in accompanying drawing, only for exemplary illustration, can not be interpreted as the restriction to this patent.
The structure of derricking gear of the present utility model is as shown in accompanying drawing 1 to 4, base 1, rotary support seat 2, support arm 3, magnetic force suction base 7 and Lever Blocks 8, wherein support arm 3 is the tubular structure of hollow, described rotary support seat 2 comprises the pillar 21 of hollow, Rotational Cylindrical 22 and ball 23, the lower end of its B-C post 21 is fixed on base 1, the upper end madial wall of pillar 21 offers circular groove 211, ball 23 is placed in circular groove 211, the bottom of Rotational Cylindrical 22 is sleeved in pillar 21, and ball 23 is between Rotational Cylindrical 22 and pillar 21, the upper end of described Rotational Cylindrical 22 is provided with block plate 221, block plate 221 covers on the upper end of pillar 21, play the effect of support rotating post 22, also Rotational Cylindrical 22 radial location is played, the upper end of block plate 221 is provided with cushion block 5, cushion block 5 is provided with the dip plane becoming angle with horizontal surface, the dip plane of cushion block 5 is provided with sleeve 4, support arm 3 is set in sleeve 4, and support arm 3 can move by relative sleeve 4, because sleeve 4 is for being obliquely installed, make support arm 3 also favour horizontal surface to arrange, be convenient to hang high weight, also be conducive to reducing support arm 3 to be out of shape, the upper end of support arm 3 is provided with fixed pulley component 6, fixed pulley component 6 comprises pulley 61, pulley fixed frame 62 and rotating shaft 63, pulley fixed frame 62 is fixed on the upper end of support arm 3, pulley 61 is arranged on pulley fixed frame 62 by rotating shaft 63.Magnetic force suction base 7 is positioned at the position near support arm 3 lower end, Lever Blocks 8 is between support arm 3 and magnetic force suction base 7, the fixed hook 81 of Lever Blocks 8 is connected with magnetic force suction base 7, the chain 82 of Lever Blocks 8 is through the hollow channel of support arm 3 and the pulley 61 of fixed pulley component 6, and the hook for hoisting material 83 of chain 82 head end is positioned at below fixed pulley component 6.
The sidewall of above-mentioned sleeve 4 offers gap, the two side in the corresponding gap of sleeve 4 is respectively equipped with connecting panel 41, the connecting panel 41 of both sides, gap is connected by bolts and nuts 42, the distance variable in the gap of the sidewall of sleeve 4, so that the distance variable between the madial wall of sleeve 4 and support arm 3 lateral wall can be made, when needing the relative position adjusting support arm 3 and sleeve 4, nut is unclamped, so that the clearance distance of the sidewall of sleeve 4 becomes large, gap between sleeve 4 and support arm 3 also becomes large, thus support arm 3 can be moved, after having adjusted, fastening nut again, sleeve 4 is locked support arm 3.In order to avoid Rotational Cylindrical 22 arbitrarily swings, the sidewall of above-mentioned pillar 21 offers tapped through hole 212, the fixing screw 213 matched with its screw thread is provided with in tapped through hole 212, the lateral wall of Rotational Cylindrical 22 can be withstood in the end of fixing screw 213, by rotating fixing screw 213, fixing screw 213 inwardly slides into, and makes the end of fixing screw 213 withstand Rotational Cylindrical 22, avoids Rotational Cylindrical 22 to rotate.
Above-mentioned cushion block 5 is right angle trigonometry block, and a side of the square edge of right angle trigonometry block is fixed on the upper surface of block plate 221, and sleeve 4 is fixed on that side of hypotenuse, and the inclination reaching sleeve 4 is installed.
During use, the utility model is for the down guide bearing bush 9 of electrical generator of slinging, as shown in Figure 3, base 1 to be fixedly mounted under electrical generator on oil guide groove lid combinatorial surface, magnetic force suction base 7 is fixed in metal object, the fixed hook 81 of Lever Blocks 8 is connected with magnetic force suction base 7, the hook for hoisting material 83 of chain 82 head end hooks down guide bearing bush 9, realize down guide bearing bush 9 to sling by the chain 82 pulling Lever Blocks 8, rotate Rotational Cylindrical 22 and support arm 3 again, again other positions of down guide bearing bush 9 let-down, easy to use, Labor-saving safety.
Above-described embodiment of the present utility model, does not form the restriction to the utility model protection domain.Any amendment done within spiritual principles of the present utility model, equivalent replacement and improvement etc., all should be included within claims of the present utility model.
Claims (10)
1. a derricking gear, comprise base (1), rotary support seat (2) and support arm (3), the lower end of rotary support seat (2) is fixed on base (1), support arm (3) is arranged on the upper end of rotary support seat (2), it is characterized in that: described rotary support seat (2) comprises the pillar (21) of hollow, Rotational Cylindrical (22) and ball (23), the lower end of its B-C post (21) is fixed on base (1), the madial wall of pillar (21) offers circular groove (211), ball (23) is placed in circular groove (211), the bottom of Rotational Cylindrical (22) is sleeved in pillar (21), and ball (23) is positioned between Rotational Cylindrical (22) and pillar (21), support arm (3) is arranged on the upper end of Rotational Cylindrical (22).
2. derricking gear according to claim 1, is characterized in that, the upper end of described Rotational Cylindrical (22) is provided with sleeve (4), and support arm (3) is set in sleeve (4), and support arm (3) can move by relative sleeve (4).
3. derricking gear according to claim 2, is characterized in that, the distance variable between the madial wall of described sleeve (4) and support arm (3) lateral wall.
4. derricking gear according to claim 3, it is characterized in that, the sidewall of described sleeve (4) offers gap, and the two side in sleeve (4) corresponding gap is respectively equipped with connecting panel (41), and the connecting panel (41) of both sides, gap is connected by bolts and nuts (42).
5. derricking gear according to claim 1, it is characterized in that, the sidewall of described pillar (21) offers tapped through hole (212), be provided with the fixing screw (213) matched with its screw thread in tapped through hole (212), the lateral wall of Rotational Cylindrical (22) can be withstood in the end of fixing screw (213).
6. the derricking gear according to any one of claim 2 to 5, it is characterized in that, the upper end of described Rotational Cylindrical (22) is provided with block plate (221), and block plate (221) covers on the upper end of pillar (21), and sleeve (4) is arranged on the upper end of the block plate (221) of Rotational Cylindrical (22) upper end.
7. derricking gear according to claim 6, is characterized in that, described sleeve (4) is inclined and mounted on the upper surface of block plate (221).
8. derricking gear according to claim 7, is characterized in that, described block plate (221) upper surface is provided with cushion block (5), and cushion block (5) is provided with the dip plane becoming angle with horizontal surface, and sleeve (4) is fixed on the dip plane of cushion block (5).
9. derricking gear according to claim 8, is characterized in that, the tubular structure that described support arm (3) is hollow, and the upper end of support arm (3) is provided with fixed pulley component (6).
10. derricking gear according to claim 9, it is characterized in that, also comprise magnetic force suction base (7) and Lever Blocks (8), magnetic force suction base (7) is positioned at the position near support arm (3) lower end, Lever Blocks (8) is positioned between support arm (3) and magnetic force suction base (7), the fixed hook (81) of Lever Blocks (8) is connected with magnetic force suction base (7), the hollow channel of chain (82) through support arm (3) of Lever Blocks (8) and the pulley (61) of fixed pulley component (6), and the hook for hoisting material (83) of chain (82) head end is positioned at fixed pulley component (6) below.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420767365.2U CN204474231U (en) | 2014-12-09 | 2014-12-09 | A kind of derricking gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420767365.2U CN204474231U (en) | 2014-12-09 | 2014-12-09 | A kind of derricking gear |
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| Publication Number | Publication Date |
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| CN204474231U true CN204474231U (en) | 2015-07-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420767365.2U Active CN204474231U (en) | 2014-12-09 | 2014-12-09 | A kind of derricking gear |
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| CN (1) | CN204474231U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105905826A (en) * | 2016-06-17 | 2016-08-31 | 国华瑞丰（沾化）风力发电有限公司 | Portable maintenance crane special for wind driven generator room |
| CN108175351A (en) * | 2018-03-28 | 2018-06-19 | 珠海格力电器股份有限公司 | Dish-washing machine and its washing pump mounting assembly |
-
2014
- 2014-12-09 CN CN201420767365.2U patent/CN204474231U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105905826A (en) * | 2016-06-17 | 2016-08-31 | 国华瑞丰（沾化）风力发电有限公司 | Portable maintenance crane special for wind driven generator room |
| CN108175351A (en) * | 2018-03-28 | 2018-06-19 | 珠海格力电器股份有限公司 | Dish-washing machine and its washing pump mounting assembly |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181101 Address after: 510630 room 2201, Longkou East Road, Tianhe District, Guangzhou, Guangdong, 2201 Co-patentee after: CEEC GUANGDONG THERMAL POWER ENGINEERING CO., LTD. Patentee after: Southern power grid peak modulation FM Power Generation Co., Ltd. Address before: 510643 32, Longkou East Road, Tianhe District, Guangzhou, Guangdong. Co-patentee before: Guangdong Thermal Power Engineering Corporation, China Energy Engineering Group Co., Ltd. Patentee before: Peaking and Frequency Regulation Power Generation Company of China Southern Power Grid Co., Ltd. |