CN210886961U - Auxiliary device for installing telescopic support leg bolt of bridge crane - Google Patents
Auxiliary device for installing telescopic support leg bolt of bridge crane Download PDFInfo
- Publication number
- CN210886961U CN210886961U CN201921603725.4U CN201921603725U CN210886961U CN 210886961 U CN210886961 U CN 210886961U CN 201921603725 U CN201921603725 U CN 201921603725U CN 210886961 U CN210886961 U CN 210886961U
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- bolt
- auxiliary
- bridge girder
- girder erection
- erection machine
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Abstract
The utility model discloses an auxiliary device for installing the bolt of the telescopic leg of the bridge girder erection machine, which is correspondingly installed with the pin shaft hole on the outer arm of the telescopic leg of the bridge girder erection machine, and comprises an auxiliary installation cylinder, wherein one end of the auxiliary installation cylinder is connected with the outer arm of the telescopic leg of the bridge girder erection machine, and the cylinder hole on the auxiliary installation cylinder is coaxially arranged with the pin shaft hole of the outer arm of the telescopic leg of the bridge girder erection machine; a bolt is inserted in the auxiliary mounting cylinder, a pull rod is radially mounted on the bolt, and a positioning moving groove matched with the pull rod to move is formed in the wall of the auxiliary mounting cylinder; the utility model has simple structure, and the bolt is always positioned on the axis of the pin hole installation by arranging the auxiliary installation cylinder for installing the bolt, and the installation can be completed by only inserting the bolt into the pin hole; the difficulty that operating personnel installed the bolt in the landing leg adjustment process can be effectively solved to installation labour saving and time saving can eliminate danger factors such as preventing high altitude to fall at the operation in-process simultaneously.
Description
Technical Field
The utility model relates to a bridge crane equipment technical field, in particular to auxiliary device of flexible landing leg bolt of mounting bracket bridge crane.
Background
At present, the erection of most of the beam slabs across the country is realized by erecting a prefabricated box beam through a bridge girder erection machine, the requirement of the property of the engineering substructure where the bridge girder erection machine is located and the operation regulation of the bridge girder erection machine is met, the height of the telescopic supporting leg is required to be adjusted through an oil cylinder in the middle of the construction operation process of the bridge girder erection machine, the adjustment is carried out to the required height, the positioning and installation are carried out through a bolt, the bolt installation difficulty caused by the shortage of high-altitude operation or operation surface in the process of installing the bolt is caused, and uncertain factors such as high-altitude falling caused by the improper installation method of personnel and the bolt in the installation process are adopted, the utility model discloses a solve the above problems and designed an auxiliary device for the bolt.
The utility model relates to a bridge girder erection machine, bulletin number is CN209260560U, and bulletin day is 20190816, the utility model provides a bridge girder erection machine is erect to bridge relates to bridge girder erection equipment field. This bridge erecting machine is erect to bridge, including the sliding block, the bottom fixedly connected with bracing piece of sliding block, the bottom fixedly connected with pneumatic cylinder of bracing piece, peg graft there is the foot rest pole the bottom of pneumatic cylinder, the seat is stabilized to the bottom fixedly connected with bottom of foot rest pole, the sliding tray has all been seted up with the back in the front of sliding block, the first slide rail of bottom fixedly connected with of sliding tray inner wall, the top fixedly connected with second slide rail of sliding block, the top fixedly connected with supporting seat of sliding block. This bridge erects frame bridge crane, through the slip cap that sets up with place the cooperation of seat, let the user can improve the stability after the sorghum piece mentions according to the suitable length of distance adjustment between the pier, let equipment carry out the adaptation according to the distance of pier and the roof beam piece of various length width, improve equipment's suitability. The utility model enables the user to adjust the proper length according to the distance between the piers to improve the stability of the beam pieces after lifting, and enables the equipment to be adapted according to the distance between the piers and the beam pieces with various lengths and widths, thereby improving the applicability of the equipment; the problem of installation of the bolt of the telescopic supporting leg of the bridge girder erection machine is not solved.
The utility model relates to a collapsible landing leg of bridge girder erection machine, bulletin number is CN208501515U, and the bulletin day is 20190215, the utility model discloses a collapsible landing leg of bridge girder erection machine is named. Belongs to the technical field of bridge erection equipment. It mainly provides a collapsible support leg of bridge erecting machine which can pass through tunnel. It is mainly characterized in that: the device comprises an upper cross beam, an upper curved beam, a saddle beam, a lower curved beam, a trolley mounting seat, a walking mechanism, a transverse turnover mechanism and a vertical turnover mechanism; one end of each of the two upper cross beams is connected with the saddle beam, the other end of each of the two upper cross beams is connected with one end of each of the two upper curved beams, and the other end of each of the two upper curved beams is connected with the lower curved beam; the lower curved beam is communicated with the trolley mounting seat, and the shape walking mechanism is connected with the trolley mounting seat through a supporting oil cylinder; two sets of transverse turnover mechanisms are connected between the two upper cross beams and the main beam of the bridge erecting machine; two sets of vertical turnover mechanisms are connected between the two upper cross beams and the two upper curved beams. The utility model has the advantages of do not need other auxiliary assembly, can fold fast by oneself, reduce artificial work load, improve production efficiency, mainly used bridge girder erection machine telescopic leg of the continuous situation of bridge tunnel. The utility model discloses a solve the quick folding of bridge crane telescopic leg, do not relate to the problem of solving the installation of bridge crane telescopic leg bolt.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the purpose is for solving the weak point of current frame roof beam construction landing leg bolt installation, the utility model discloses the device can effectively solve the difficulty that the operation personnel installed the bolt in the landing leg accommodation process to installation labour saving and time saving can eliminate and prevent dangerous factors such as high altitude fall in the operation process, and the technical scheme who takes for reaching above-mentioned purpose is:
an auxiliary device for mounting a bolt of a telescopic leg of a bridge girder erection machine is correspondingly mounted with a pin shaft hole on an outer arm of the telescopic leg of the bridge girder erection machine and comprises an auxiliary mounting cylinder, wherein one end of the auxiliary mounting cylinder is connected with the outer arm of the telescopic leg of the bridge girder erection machine, and a cylinder hole on the auxiliary mounting cylinder is coaxially arranged with the pin shaft hole of the outer arm of the telescopic leg of the bridge girder erection machine; the auxiliary installation cylinder is internally inserted with a bolt, the bolt is radially provided with a pull rod, and the wall of the auxiliary installation cylinder is provided with a positioning moving groove matched with the pull rod to move.
Preferably, one end of the mounting cylinder is welded with the outer arm of the telescopic supporting leg of the bridge girder erection machine.
Preferably, the pull rod is L-shaped and is arranged at the end face of the bolt far away from the outer arm of the telescopic supporting leg of the bridge girder erection machine.
Preferably, the positioning moving groove comprises a moving groove axially arranged along the auxiliary mounting cylinder, one end of the moving groove is communicated with a pull rod mounting opening axially arranged, the other end of the moving groove is communicated with a locking groove radially arranged, and one end of the moving groove, close to the pull rod mounting opening, is communicated with a positioning groove radially arranged.
Preferably, the positioning moving groove comprises a moving groove axially arranged along the auxiliary mounting cylinder, one end of the moving groove is communicated with a radially arranged positioning groove, the other end of the moving groove is communicated with a radially arranged locking groove, and the positioning groove is communicated with a pull rod mounting opening axially arranged.
The utility model discloses the beneficial effect who has does:
the utility model relates to an auxiliary device for installing the bolt of the telescopic leg of a bridge crane, which has simple structure, realizes the bolt to be always positioned on the axis of the pin hole installation by arranging an auxiliary installation cylinder for installing the bolt, and can complete the installation by only inserting the bolt into the pin hole axially; the difficulty that operating personnel installed the bolt in the landing leg adjustment process can be effectively solved to installation labour saving and time saving can eliminate danger factors such as preventing high altitude to fall at the operation in-process simultaneously.
Drawings
FIG. 1 is a view showing a structure of an auxiliary mounting cylinder in accordance with embodiment 1;
FIG. 2 is a schematic view of a latch structure;
FIG. 3 is a view showing a structure of an auxiliary mounting cylinder according to embodiment 2;
FIG. 4 is a schematic view of the use states of the embodiment 1 and the embodiment 2;
fig. 5 is an enlarged view of fig. 4 at a.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
Embodiment mode 1:
as shown in fig. 1-2, an auxiliary device for mounting a bolt of a telescopic leg of a bridge girder erection machine is used for mounting a bolt 5 in a pin shaft hole 4 formed in the telescopic leg 1 of the bridge girder erection machine to extend or shorten the telescopic leg 1 of the bridge girder erection machine, the auxiliary device for mounting the bolt of the telescopic leg of the bridge girder erection machine is mounted corresponding to the pin shaft hole 4 formed in an outer arm 2 of the telescopic leg of the bridge girder erection machine, and comprises an auxiliary mounting cylinder 6, preferably, the auxiliary mounting cylinder 6 is a steel pipe in the embodiment, one end of the auxiliary mounting cylinder 6 is connected with the outer arm 2 of the telescopic leg of the bridge girder erection machine, and a cylinder hole formed in the auxiliary mounting cylinder 6 is coaxially arranged with the pin shaft hole 4 formed in the outer arm 2 of; preferably, in the embodiment, one end of the mounting cylinder is welded with the outer arm 2 of the telescopic leg of the bridge girder erection machine; the bolt 5 is inserted into the auxiliary mounting cylinder 6, the pull rod 52 is radially mounted on the bolt 5, preferably, the bolt 5 is welded with the pull rod 52 in the embodiment, a positioning moving groove 62 matched with the pull rod 52 to move is formed in the cylinder wall of the auxiliary mounting cylinder 6, the bolt 5 can move in the auxiliary mounting cylinder 6 to complete the insertion and separation of the bolt 5 and the bolt hole 4, the extension or the shortening of the telescopic supporting leg 1 of the bridge girder erection machine is realized, a layer of butter is coated in the auxiliary mounting cylinder 6, and the friction force of the bolt 5 during the movement in the auxiliary mounting cylinder 6 is reduced.
In order to facilitate the worker to draw the bolt 5 out of the mounting hole and facilitate the extension or the shortening of the telescopic supporting leg 1 of the bridge girder erection machine, the pull rod 52 is L-shaped and is mounted at the end face of the bolt 5 far away from the outer arm 2 of the telescopic supporting leg of the bridge girder erection machine.
In order to realize the installation of the bolt 5 and the auxiliary installation cylinder 6 and realize the locking of the bolt 5 after the bolt 5 is inserted into the pin shaft hole 4 and the separation of the bolt 5 from the pin shaft hole 4 so as to extend or shorten the telescopic leg 1 of the bridge girder erection machine and position the bolt 5 in the auxiliary installation cylinder 6, the positioning moving groove 62 comprises a moving groove 62 which is axially arranged along the auxiliary installation cylinder 6, the arrangement of the moving groove 62 is convenient for the insertion and separation of the bolt 5 and the pin shaft hole 4, one end of the moving groove 62 is communicated with a positioning groove 63 which is radially arranged, the other end of the moving groove 62 is communicated with a locking groove 61 which is radially arranged, the positioning groove 63 is used for rotating and positioning after the bolt 5 is separated from the pin shaft hole 4 in place, and the bolt 5 is prevented from moving along the moving groove 62 to; the locking groove 61 is used for locking the bolt 5 after the bolt 5 is inserted into the bolt shaft hole 4, so that the bolt 5 is prevented from moving along the moving groove 62 to influence the connection stability; the positioning groove 63 is communicated with an axially arranged pull rod mounting opening 64, and the pull rod mounting opening 64 is used for mounting the pull rod 52 on the bolt 5.
The utility model discloses a working process does:
as shown in fig. 4-5, when the auxiliary device for installing the bolt 5 on the telescopic leg 1 of the bridge girder erection machine is installed, the auxiliary installation cylinder 6 and the installation hole on the telescopic leg outer arm 2 of the bridge girder erection machine are coaxially arranged, the installation quality is ensured according to the installation requirement, the worker welds the auxiliary installation cylinder 6 and the telescopic leg outer arm 2 of the bridge girder erection machine, and the bolt 5 is installed along the positioning moving groove 62 on the auxiliary installation cylinder 6.
As shown in fig. 4-5, when the telescopic leg 1 of the bridge girder erection machine extends or shortens, the leg cylinder 3 is controlled by the hydraulic system, the leg cylinder 3 controls the telescopic leg 1 of the bridge girder erection machine to move down or up, a gap is formed between the pin shaft hole 4 on the telescopic leg 1 of the bridge girder erection machine and the pin 5, the pull rod 52 is manually rotated circumferentially to move the pull rod 52 from the locking groove 61 to the moving groove 62, the pin 5 is pulled axially along the auxiliary mounting cylinder 6 by the pull rod 52 to separate the pin 5 from the pin shaft hole 4, and when the pin moves to the position of the positioning groove 63, the pull rod 52 is manually rotated circumferentially to enter the positioning groove 63, at this time, the pin 5 is completely separated from the pin shaft hole 4, the leg cylinder 3 continues to control the telescopic leg 1 of the bridge girder erection machine to move down or up, so as to extend or shorten the telescopic leg.
As shown in fig. 4-5, when the telescopic leg 1 of the bridge girder erection machine extends or shortens to a proper position, the pin hole 4 at the upper end or the lower end of the telescopic leg 1 of the bridge girder erection machine is coaxially aligned with the mounting hole on the outer arm 2 of the telescopic leg of the bridge girder erection machine through movement, the leg cylinder 3 stops working, the pull rod 52 is manually and circumferentially rotated to enable the pull rod 52 to exit from the positioning groove 63 and enter the moving groove 62, the bolt 5 is pushed through the pull rod 52 along the axial direction of the auxiliary mounting cylinder 6 to realize the combined mounting of the bolt 5 and the pin hole 4, and after the mounting is in place, the pull rod 52 is manually and circumferentially rotated to enable the pull rod 52 to move from the moving groove 62 to the locking groove 61, so as to realize.
The utility model has the advantages that the auxiliary device for installing the bolt 5 of the telescopic supporting leg 1 of the bridge girder erection machine is arranged, so that the bolt 5 is always positioned on the axis of the pin hole installation in the process of extending or shortening the telescopic supporting leg 1 of the bridge girder erection machine, and the installation can be completed only by inserting the bolt 5 into the pin hole axially; can effectively solve the difficulty of operation personnel at landing leg adjustment in-process installation bolt 5 to installation labour saving and time saving can eliminate simultaneously and prevent dangerous factors such as high altitude fall at the operation in-process.
Embodiment mode 2:
as shown in fig. 2 to 4, in order to facilitate installation of the plug pin 5, the difference from embodiment 1 is that the positioning moving groove 62 includes a moving groove 62 axially disposed along the auxiliary mounting cylinder 6, one end of the moving groove 62 is communicated with a pull rod mounting opening 64 axially disposed, in this embodiment, the pull rod mounting opening 64 and the moving groove 62 are disposed on a straight line, so as to facilitate installation of the plug pin 5, the other end of the moving groove 62 is communicated with a radially disposed locking groove 61, and one end of the moving groove 62, which is close to the pull rod mounting opening 64, is communicated with a radially disposed positioning groove 63.
The present embodiment is not intended to limit the shape, material, structure, etc. of the present invention in any form, and all of the technical matters of the present invention belong to the protection scope of the present invention to any simple modification, equivalent change and modification made by the above embodiments.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.
If the terms "first," "second," etc. are used herein to define parts, those skilled in the art will recognize that: the use of "first" and "second" is merely for convenience in describing the invention and to simplify the description, and the words are not intended to have a special meaning unless otherwise stated.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: it is to be understood that modifications may be made to the above-described arrangements in the embodiments or equivalents may be substituted for some of the features of the embodiments, but such modifications or substitutions do not depart from the spirit and scope of the present invention.
Claims (5)
1. An auxiliary device for mounting a bolt of a telescopic leg of a bridge girder erection machine is correspondingly mounted with a pin shaft hole on an outer arm of the telescopic leg of the bridge girder erection machine, and is characterized by comprising an auxiliary mounting cylinder, wherein one end of the auxiliary mounting cylinder is connected with the outer arm of the telescopic leg of the bridge girder erection machine, and a cylinder hole on the auxiliary mounting cylinder is coaxially arranged with the pin shaft hole of the outer arm of the telescopic leg of the bridge girder erection machine; the auxiliary installation cylinder is internally inserted with a bolt, the bolt is radially provided with a pull rod, and the wall of the auxiliary installation cylinder is provided with a positioning moving groove matched with the pull rod to move.
2. The auxiliary device for mounting the bolt of the telescopic leg of the bridge girder erection machine as claimed in claim 1, wherein one end of the mounting cylinder is welded to the outer arm of the telescopic leg of the bridge girder erection machine.
3. The auxiliary device for mounting the bolt of the telescopic leg of the bridge girder erection machine as claimed in claim 1, wherein said pull rod is L-shaped and is installed at the end face of the bolt far away from the outer arm of the telescopic leg of the bridge girder erection machine.
4. The auxiliary device for mounting the bolt of the telescopic leg of the bridge crane as claimed in claim 1, wherein the positioning moving groove comprises a moving groove axially arranged along the auxiliary mounting cylinder, one end of the moving groove is communicated with the axially arranged pull rod mounting opening, the other end of the moving groove is communicated with the radially arranged locking groove, and one end of the moving groove, which is close to the pull rod mounting opening, is communicated with the radially arranged positioning groove.
5. The auxiliary device for installing the bolt of the telescopic leg of the bridge crane as claimed in claim 1, wherein the positioning moving groove comprises a moving groove axially arranged along the auxiliary installation cylinder, one end of the moving groove is communicated with a radially arranged positioning groove, the other end of the moving groove is communicated with a radially arranged locking groove, and the positioning groove is communicated with an axially arranged pull rod installation opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921603725.4U CN210886961U (en) | 2019-09-25 | 2019-09-25 | Auxiliary device for installing telescopic support leg bolt of bridge crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921603725.4U CN210886961U (en) | 2019-09-25 | 2019-09-25 | Auxiliary device for installing telescopic support leg bolt of bridge crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210886961U true CN210886961U (en) | 2020-06-30 |
Family
ID=71336093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921603725.4U Expired - Fee Related CN210886961U (en) | 2019-09-25 | 2019-09-25 | Auxiliary device for installing telescopic support leg bolt of bridge crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210886961U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114687291A (en) * | 2022-04-08 | 2022-07-01 | 中联重科股份有限公司 | Locking method of mechanical bridge |
-
2019
- 2019-09-25 CN CN201921603725.4U patent/CN210886961U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114687291A (en) * | 2022-04-08 | 2022-07-01 | 中联重科股份有限公司 | Locking method of mechanical bridge |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| 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: 20200630 |