CN205151588U - Tower crane coupling mechanism that walks on stage - Google Patents
Tower crane coupling mechanism that walks on stage Download PDFInfo
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- CN205151588U CN205151588U CN201520774035.0U CN201520774035U CN205151588U CN 205151588 U CN205151588 U CN 205151588U CN 201520774035 U CN201520774035 U CN 201520774035U CN 205151588 U CN205151588 U CN 205151588U
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- walking platform
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Abstract
本实用新型公开了一种塔式起重机走台连接机构，包括焊接于起重机上支座主结构(4)上的一副挂耳(1)；以及焊接于走台立柱(3)两侧的安装轴(2)；所述走台立柱(3)通过安装轴(2)固定在所述上支座主结构(4)上的挂耳(1)中。本塔式起重机走台连接机构采用在上支座主结构焊接耳板，将走台立柱挂装在耳板卡槽中的连接机构，使得走台的连接机构结构简单，成本低廉，安装便捷，牢固稳定，避免了销轴的使用，无需保证销轴的同轴精度，降低了安装难度，提高了安装效率。
The utility model discloses a connecting mechanism for a walking platform of a tower crane, which comprises a pair of hanging lugs (1) welded on the main structure (4) of the upper support of the crane; shaft (2); the walking platform column (3) is fixed in the lug (1) on the main structure (4) of the upper support through the installation shaft (2). The connecting mechanism of the walking platform of this tower crane adopts the connecting mechanism that welds the lug plate on the main structure of the upper support, and hangs the walking platform column in the groove of the lug plate, so that the connecting mechanism of the walking platform has a simple structure, low cost, and convenient installation. It is firm and stable, avoids the use of pin shafts, does not need to ensure the coaxial accuracy of the pin shafts, reduces the difficulty of installation, and improves installation efficiency.
Description
技术领域technical field
本实用新型涉及一种塔式起重机走台，具体是一种塔式起重机走台连接机构。The utility model relates to a walking platform of a tower crane, in particular to a connecting mechanism of a walking platform of a tower crane.
背景技术Background technique
随着平头塔式塔机机型的增多，塔机各部件的结构尺寸也随之增大，导致塔机各部件在拆装的过程中难度增加。在现有的结构中，塔式起重机的上支座与走台连接大多采用双销轴式，这种结构形式被广泛应用在塔机的回转机构中，在中、大塔机中的应用也比较常见。但是对于超大型的塔机，这种结构会给装机带来很大困难：1、由于超大型塔机部件结构尺寸较大，安装时需在上支座与走台连接处打入销轴，装配难度大，效率低，对销轴的加工精度要求比较高；2、在实际加工过程中，销轴孔的同轴度往往很难保证，装机时由于销轴与销孔存在加工误差，导致销轴安装十分困难，很大程度上影响装机效率。With the increase of flat-top tower crane models, the structural size of each component of the tower crane also increases, resulting in an increase in the difficulty of disassembling and assembling the components of the tower crane. In the existing structure, the connection between the upper support and the walking platform of the tower crane mostly adopts the double-pin shaft type. This structure is widely used in the slewing mechanism of the tower crane, and it is also more widely used in the medium and large tower cranes. common. However, for super-large tower cranes, this structure will bring great difficulties to the installation: 1. Due to the large structural size of super-large tower crane components, it is necessary to drive pin shafts at the connection between the upper support and the walking platform during installation. The assembly is difficult, the efficiency is low, and the machining accuracy of the pin shaft is relatively high; 2. In the actual processing process, the coaxiality of the pin shaft hole is often difficult to ensure. It is very difficult to install the pin shaft, which greatly affects the installation efficiency.
实用新型内容Utility model content
针对上述现有技术存在的问题，本实用新型提供一种塔式起重机走台连接机构，结构简单，成本低廉，安装便捷，牢固稳定，避免销轴的使用，无需保证销轴同轴精度，降低安装难度，提高安装效率。Aiming at the problems existing in the above-mentioned prior art, the utility model provides a walking platform connecting mechanism of a tower crane, which is simple in structure, low in cost, convenient in installation, firm and stable, avoids the use of pin shafts, does not need to ensure the coaxial precision of pin shafts, and reduces Installation difficulty, improve installation efficiency.
为了实现上述目的，本塔式起重机走台连接机构包括焊接于起重机上支座主结构上的一副挂耳；In order to achieve the above purpose, the connecting mechanism of the walking platform of the tower crane includes a pair of hanging lugs welded on the main structure of the upper support of the crane;
以及焊接于走台立柱两侧的安装轴；And the installation shaft welded on both sides of the walking platform column;
所述走台立柱通过安装轴固定在所述上支座主结构上的挂耳中。The walking platform column is fixed in the hanging lug on the main structure of the upper support through the installation shaft.
进一步，所述走台立柱通过安装轴挂装固定在所述挂耳上开设的卡槽中。Further, the walking platform column is hung and fixed in the slot provided on the hanging lug through the installation shaft.
进一步，所述走台立柱下端通过顶块一与所述上支座主结构下端的顶块二对应固定连接。Further, the lower end of the walking platform column is correspondingly and fixedly connected with the second top block at the lower end of the main structure of the upper support through the top block one.
进一步，挂入所述卡槽中的安装轴通过插销固定。Further, the installation shaft hooked into the card slot is fixed by a bolt.
与现有技术相比，本塔式起重机走台连接机构采用在上支座主结构焊接耳板，将走台立柱挂装在耳板卡槽中的连接机构，使得走台的连接机构结构简单，成本低廉，安装便捷，牢固稳定，避免了销轴的使用，无需保证销轴的同轴精度，降低了安装难度，提高了安装效率。Compared with the existing technology, the connection mechanism of the walking platform of the tower crane adopts the connection mechanism that welds the lug plate on the main structure of the upper support, and hangs the walking platform column in the lug plate slot, so that the structure of the connecting mechanism of the walking platform is simple , low cost, convenient installation, firm and stable, avoiding the use of pin shafts, no need to ensure the coaxial accuracy of the pin shafts, reducing the difficulty of installation and improving installation efficiency.
附图说明Description of drawings
图1是本实用新型的主视图；Fig. 1 is the front view of the utility model;
图2是图1的俯视图；Fig. 2 is the top view of Fig. 1;
图3是本实用新型的挂耳结构示意图；Fig. 3 is a structural schematic diagram of the hanging ear of the present utility model;
图中：1、挂耳，2、安装轴，3、走台立柱，4、上支座主结构，5、顶块一，6、插销，7、顶块二，8、卡槽。In the figure: 1. Hanging lug, 2. Installation shaft, 3. Walking platform column, 4. Main structure of upper support, 5. Top block 1, 6. Pin, 7. Top block 2, 8. Card slot.
具体实施方式detailed description
下面结合附图对本实用新型做进一步说明。Below in conjunction with accompanying drawing, the utility model is further described.
如图1和图2所示，本塔式起重机走台连接机构包括焊接于起重机上支座主结构4上的一副挂耳1；As shown in Figure 1 and Figure 2, the connecting mechanism of the walking platform of the tower crane includes a pair of hanging lugs 1 welded on the main structure 4 of the upper support of the crane;
以及焊接于走台立柱3两侧的安装轴2；And the installation shaft 2 welded on both sides of the walking platform column 3;
所述走台立柱3通过安装轴2固定在所述上支座主结构4上的挂耳1中。The walking platform column 3 is fixed in the hanging lug 1 on the main structure 4 of the upper support through the installation shaft 2 .
进一步，所述走台立柱3通过安装轴2挂装固定在所述挂耳1上开设的卡槽8中。通过卡槽8的作用，在安装时，由于重力作用，安装轴2会自动滑入卡槽8内并自动下垂，巧妙地利用了重力的作用，节省人力，安装成本低。Further, the walking platform column 3 is hung and fixed in the slot 8 provided on the hanging ear 1 through the installation shaft 2 . Through the function of the card slot 8, during installation, the installation shaft 2 will automatically slide into the card slot 8 and droop automatically due to the action of gravity, which cleverly utilizes the effect of gravity, saves manpower, and lowers the installation cost.
进一步，所述走台立柱3下端通过顶块一5与所述上支座主结构4下端的顶块二7对应固定连接。使走台立柱3与上支座主结构4很好的贴合在一起，避免了走台安装后出现倾斜的现象。Further, the lower end of the walking platform column 3 is correspondingly and fixedly connected with the top block 2 7 at the lower end of the main structure 4 of the upper support through the top block one 5 . The walking platform column 3 and the upper support main structure 4 are well fitted together, avoiding the phenomenon of inclination after the walking platform is installed.
进一步，挂入所述卡槽8中的安装轴2通过插销6固定。能够有效防止由于工作剧烈震动而导致的平台往上窜动脱落的现象。Further, the installation shaft 2 hooked into the card slot 8 is fixed by the bolt 6 . It can effectively prevent the platform from moving up and falling off due to the violent vibration of the work.
本塔式起重机走台连接机构在安装时，将走台立柱3的安装轴2放入耳板1的卡槽8内，由于重力作用，安装轴2会自动滑入卡槽8内并自动下垂，为了避免走台安装后出现的倾斜现象，将走台立柱3下端的顶块一5通过螺栓连接到上支座主结构4下端对应的顶块二7上，使走台立柱3与上支座主结构4很好的贴合在一起，避免了走台安装后出现倾斜的现象。When installing the walking platform connection mechanism of this tower crane, put the installation shaft 2 of the walking platform column 3 into the slot 8 of the ear plate 1, and due to gravity, the installation shaft 2 will automatically slide into the slot 8 and droop automatically , in order to avoid the inclination phenomenon that occurs after the installation of the walking platform, the top block one 5 at the lower end of the walking platform column 3 is connected to the top block two 7 corresponding to the lower end of the main structure 4 of the upper support by bolts, so that the walking platform column 3 and the upper support The seat main structure 4 fits together very well, avoiding the phenomenon of inclination after the walking platform is installed.
安装完成后，在挂入卡槽8中的安装轴2上装入插销6，通过插销6实现固定作用，防止由于工作剧烈震动导致平台往上窜动脱落的现象。After the installation is completed, insert the latch 6 on the installation shaft 2 in the draw-in groove 8, and realize the fixing effect by the latch 6, so as to prevent the platform from moving up and falling off due to the violent vibration of the work.
拆机时，将上端插销6和下部螺栓取掉，用汽车起重机将走台往上抬起拆下。本结构安装过程中不在使用销轴，安装方面，巧妙地利用了重力的作用，安装节省人力，安装成本低。When dismantling, the upper latch 6 and the lower bolt are taken off, and the walking platform is lifted up and removed with a truck crane. The pin shaft is not used in the installation process of this structure, and the effect of gravity is cleverly used in the installation, so that the installation saves manpower and the installation cost is low.
综上所述，本塔式起重机走台连接机构采用在上支座主结构焊接耳板，将走台立柱挂装在耳板卡槽中的连接机构，使得走台的连接机构结构简单，成本低廉，安装便捷，牢固稳定，避免了销轴的使用，无需保证销轴的同轴精度，降低了安装难度，提高了安装效率。To sum up, the connecting mechanism of the walking platform of this tower crane adopts the connecting mechanism that welds the lug plate on the main structure of the upper support, and hangs the walking platform column in the lug plate slot, so that the structure of the connecting mechanism of the walking platform is simple and the cost is low. It is cheap, easy to install, firm and stable, avoids the use of pin shafts, does not need to ensure the coaxial accuracy of the pin shafts, reduces installation difficulty, and improves installation efficiency.
Claims (4)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520774035.0U CN205151588U (en) | 2015-09-30 | 2015-09-30 | Tower crane coupling mechanism that walks on stage |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520774035.0U CN205151588U (en) | 2015-09-30 | 2015-09-30 | Tower crane coupling mechanism that walks on stage |
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| Publication Number | Publication Date |
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| CN205151588U true CN205151588U (en) | 2016-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520774035.0U Expired - Lifetime CN205151588U (en) | 2015-09-30 | 2015-09-30 | Tower crane coupling mechanism that walks on stage |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105271017A (en) * | 2015-09-30 | 2016-01-27 | 徐州建机工程机械有限公司 | Walking board connecting mechanism of tower crane |
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2015
- 2015-09-30 CN CN201520774035.0U patent/CN205151588U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105271017A (en) * | 2015-09-30 | 2016-01-27 | 徐州建机工程机械有限公司 | Walking board connecting mechanism of tower crane |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
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| CX01 | Expiry of patent term |
Granted publication date: 20160413 |