CN201634311U - Hoisting device of tower crane and fixing structure of special hoisting hook - Google Patents
Hoisting device of tower crane and fixing structure of special hoisting hook Download PDFInfo
- Publication number
- CN201634311U CN201634311U CN2009203512947U CN200920351294U CN201634311U CN 201634311 U CN201634311 U CN 201634311U CN 2009203512947 U CN2009203512947 U CN 2009203512947U CN 200920351294 U CN200920351294 U CN 200920351294U CN 201634311 U CN201634311 U CN 201634311U
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- special
- hook
- suspension hook
- jack
- hoisting
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- Expired - Lifetime
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- 239000000725 suspension Substances 0.000 claims description 53
- 238000000034 method Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model provides a hoisting device of an external tower crane used for lifting operation, comprising a main hook; a front mounting plate and a rear mounting plate of the main hook are provided with a pivoting part respectively, wherein the pivoting part is used for pivoting the special hoisting hook. The utility model also discloses a fixing structure for the special hoisting hook of the external power crane used for hoisting operation; the external tower crane used for lifting operation comprises a lifting device; the fixing structure comprises the pivoting parts that are arranged on the front mounting plate and the rear mounting plate of the main hook of the hoisting device, wherein the connecting lug plate of the special hoisting hook is pivoted with the pivoting part of the main hook in a dismountable way. In the utility model, the special hoisting hook can be fixed without disassembling the main hook of the hoisting device; and the fixing mode can simplify the fixing procedure of the special hoisting hook, and can reduce the operation time of user during the hoisting process and improve the working efficiency.
Description
Technical field
The utility model relates to the hoisting crane field, relates in particular to a kind of top set outside and goes up the jack up unit introduced in the tower crane and the fixed sturcture of special-purpose suspension hook, and this special use suspension hook is used to lift by crane standard knot.
Background technology
Introduce in the tower crane in the external jacking, a special-purpose suspension hook all is set, be used to lift by crane standard knot and hang oneself from introducing beam to introducing on the beam or standard knot, this special use suspension hook is also referred to as " introducing special-purpose suspension hook " usually.
Fig. 1 shows and improves the scheme drawing that preceding main hook is installed on jack up unit.Wherein, the front and back adapter plate 113 of main hook 110 is pivoted to by connecting link pin 111 on the erecting frame of jack up unit 10, and this jack up unit is also referred to as " suspension hook hoists " usually.
Fig. 2 shows and improves the scheme drawing that preceding special-purpose suspension hook is installed on jack up unit.Wherein, special-purpose suspension hook 130 is pivoted on the erecting frame of jack up unit 10.
The fixed form of special-purpose suspension hook 130 is as follows: earlier the main hook 110 of jack up unit 10 is removed, more special-purpose suspension hook 130 is installed in the position of main hook 110, behind the jacking supernumerary segment, special-purpose suspension hook 130 is removed, main hook 110 resets.
The inventor finds that there is following problem in the said fixing mode: because main hook 110 volumes are big, and Heavy Weight, connecting link pin 111 diameters are big, and main hook 110 is removed and the reset operation difficulty inefficiency.
The utility model content
One of the purpose of this utility model is to provide the jack up unit of introducing in a kind of external jacking in the tower crane, to simplify the special-purpose suspension hook fixing operation of introducing standard knot.
Another purpose of the present utility model is to provide the fixed sturcture of introducing the special-purpose suspension hook of tower crane in a kind of external jacking.
For this reason, on the one hand, the utility model provides the jack up unit of introducing tower crane in a kind of external jacking, comprises main hook, and the forward and backward adapter plate of this main hook has the articulated section respectively, and wherein, the articulated section is used to articulate special-purpose suspension hook.
Preferably, above-mentioned articulated section is the connection ear that is arranged at forward and backward adapter plate lower end.
Preferably, the connection ear of above-mentioned main hook is articulated with the otic placode that is connected of special-purpose suspension hook by bearing pin.
Preferably, each connects ear and is soldered to forward and backward adapter plate.
On the other hand, the invention provides the fixed sturcture of introducing the special-purpose suspension hook of tower crane in a kind of external jacking, cause in the external jacking that tower crane comprises jack up unit, this fixed sturcture comprises: the articulated section, be arranged at respectively on the forward and backward adapter plate of main hook of jack up unit, wherein, the connection otic placode of special-purpose suspension hook removably is pivoted to the articulated section of main hook.
Preferably, above-mentioned articulated section is the connection ear of bottom that is soldered to the forward and backward adapter plate of main hook.
Preferably, the connection otic placode of above-mentioned special-purpose suspension hook is included in first otic placode and is soldered to the prolongation otic placode of otic placode formerly.
The fixing means of special-purpose suspension hook that causes tower crane in the external jacking of the present utility model is as follows: form the articulated section respectively on the forward and backward adapter plate of the main hook of jack up unit; And make the connection otic placode of special-purpose suspension hook be pivoted to the articulated section by bearing pin.
Preferably, the articulated section of above-mentioned main hook is soldered to the bottom of forward and backward adapter plate by the connection otic placode and forms.
Preferably, the connection otic placode of above-mentioned special-purpose suspension hook obtains by prolonging former connection otic placode.
Fixed sturcture according to special-purpose suspension hook of the present utility model, need not dismantle the main hook of jack up unit, just can fix special-purpose suspension hook, this mode can not only be simplified the fixed routine of special-purpose suspension hook, and can reduce the operating time of user in the jacking supernumerary segment, increase work efficiency.
Except purpose described above, feature and advantage, the utility model also has other purpose, feature and advantage.With reference to figure, the utility model is described in further detail below.
Description of drawings
Constitute this specification sheets a part, be used for further understanding accompanying drawing of the present utility model and show preferred embodiment of the present utility model, and be used for illustrating principle of the present utility model with specification sheets.Among the figure:
Fig. 1 shows the scheme drawing of the jack up unit that main hook is installed before improving;
Fig. 2 shows and improves the scheme drawing that preceding special-purpose suspension hook is installed on the main hook position of jack up unit;
Fig. 3 shows the scheme drawing that the jack up unit of the main hook after the improvement is installed according to of the present utility model;
Fig. 4 shows the A-A cutaway view of Fig. 3;
Fig. 5 shows the scheme drawing that the jack up unit of the special-purpose suspension hook after the improvement is installed according to of the present utility model; And
Fig. 6 shows the B-B cutaway view of Fig. 5.
The specific embodiment
In the utility model, special-purpose suspension hook is not fixed on the installation site of the main hook of jack up unit, but is fixed on the main hook.
Below in conjunction with accompanying drawing embodiment of the present utility model is elaborated, but the multitude of different ways that the utility model can be defined by the claims and cover is implemented.
Fig. 3 and Fig. 4 show the jack up unit that the main hook after the improvement is installed according to of the present utility model.As shown in Figure 3 and Figure 4, the bottom of the forward and backward adapter plate 113 of main hook 110 is welded with otic placode 115, and this otic placode 115 is used to articulate special-purpose suspension hook 130.
Fig. 5 shows the jack up unit that the special-purpose suspension hook after the improvement is installed according to of the present utility model.As shown in Figure 5 and Figure 6, special-purpose suspension hook 130 has two pairs and connects otic placodes 131,133, and every pair connects otic placode 131,133 and is articulated by pivot 135 with the otic placode 115 of main hook 110 respectively.
Wherein, connecting otic placode 131,133 is soldered on the original otic placode 137 of special-purpose suspension hook 130, to play the effect that prolongs otic placode.Certainly, also can be designed for the otic placode of pivot joint separately.
Below the fixed form according to special-purpose suspension hook of the present utility model is described.
In according to method of the present utility model, change the version of the adapter plate 113 of main hook 110, i.e. its underpart weldering otic placode 115.Change the version of special-purpose suspension hook 130, extending, it connects the length of otic placode.
Make the connection otic placode of special-purpose suspension hook not be fixed on the installation site of main hook, but make otic placode 115 and be connected otic placode 131,133 and be articulated by bearing pin 135.
Before the jacking supernumerary segment, do not need to remove the main hook 110 of jack up unit 10 and the main hook connecting link pin 111 of jack up unit, but the special-purpose suspension hook fixed pin shaft 135 that special-purpose suspension hook 130 usefulness after directly will improving are convenient to install and remove is installed in special-purpose suspension hook fixedly on the otic placode 115, the jack up unit that special-purpose suspension hook 130 after the improvement is installed as shown in Figure 5 at this moment just can be with special-purpose suspension hook 130 lifting standard knots.
After finishing the jacking supernumerary segment, only special-purpose suspension hook fixed pin shaft 135 need be removed, pull down special-purpose suspension hook 130 again, then just hoisting heavy, i.e. tower machine normal operation normally.
According to design of the present utility model, can transform existing jack up unit.Also can redesign jack up unit, at this moment, the length of the otic placode of special-purpose suspension hook can redesign.
Fixed sturcture according to special-purpose suspension hook of the present utility model, need not dismantle the main hook of jack up unit, just can fix special-purpose suspension hook, this mode can not only be simplified the fixed routine of special-purpose suspension hook, and can reduce the operating time of user in the jacking supernumerary segment, increase work efficiency.
Be preferred embodiment of the present utility model only below, be not limited to the utility model, for a person skilled in the art, the utility model can have various changes and variation.All within spirit of the present utility model and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (7)
1. introduce the jack up unit of tower crane in the external jacking, comprise main hook (110),
It is characterized in that,
The forward and backward adapter plate (113) of described main hook (110) has the articulated section respectively,
Wherein, described articulated section is used to articulate special-purpose suspension hook (130).
2. jack up unit according to claim 1 is characterized in that, described articulated section is for being arranged at the connection ear (115) of described forward and backward adapter plate (113) lower end.
3. jack up unit according to claim 2 is characterized in that, the connection ear (115) of described main hook (110) is articulated with the otic placode (131,133) that is connected of described special-purpose suspension hook (130) by bearing pin (135).
4. jack up unit according to claim 2 is characterized in that, each described connection ear (115) is soldered to described forward and backward adapter plate (113).
5. introduce the fixed sturcture of the special-purpose suspension hook of tower crane in the external jacking, cause in the described external jacking that tower crane comprises jack up unit (10), is characterized in that described fixed sturcture comprises:
The articulated section is arranged at respectively on the forward and backward adapter plate (113) of main hook (110) of described jack up unit (10),
Wherein, the connection otic placode of described special-purpose suspension hook (130) detachably is pivoted to the articulated section of described main hook (110).
6. the fixed sturcture of special-purpose suspension hook according to claim 5 is characterized in that, described articulated section (115) are the connection ear of bottom of the forward and backward adapter plate (113) that is soldered to described main hook (110).
7. the fixed sturcture of special-purpose suspension hook according to claim 5 is characterized in that, the connection otic placode of described special-purpose suspension hook (130) is included in first otic placode (137) and is soldered to the prolongation otic placode of otic placode (137) (131,133) formerly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203512947U CN201634311U (en) | 2009-12-29 | 2009-12-29 | Hoisting device of tower crane and fixing structure of special hoisting hook |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203512947U CN201634311U (en) | 2009-12-29 | 2009-12-29 | Hoisting device of tower crane and fixing structure of special hoisting hook |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201634311U true CN201634311U (en) | 2010-11-17 |
Family
ID=43078797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009203512947U Expired - Lifetime CN201634311U (en) | 2009-12-29 | 2009-12-29 | Hoisting device of tower crane and fixing structure of special hoisting hook |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201634311U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112079245A (en) * | 2020-07-21 | 2020-12-15 | 太原重工股份有限公司 | Split type lifting hook |
-
2009
- 2009-12-29 CN CN2009203512947U patent/CN201634311U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112079245A (en) * | 2020-07-21 | 2020-12-15 | 太原重工股份有限公司 | Split type lifting hook |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 410013 Yuelu District, Hunan, silver basin Road, No. 361, No. Patentee after: ZOOMLION HEAVY INDUSTRY SCIENCE&TECHNOLOGY Co.,Ltd. Address before: 410013 No. 361 South silver basin, Hunan, Changsha Patentee before: CHANGSHA ZOOMLION HEAVY INDUSTRY SCIENCE AND TECHNOLOGY DEVELOPMENT Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101117 |