CN211772749U - Lining trolley and boundary beam connecting trestle thereof - Google Patents
Lining trolley and boundary beam connecting trestle thereof Download PDFInfo
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- CN211772749U CN211772749U CN201922245683.8U CN201922245683U CN211772749U CN 211772749 U CN211772749 U CN 211772749U CN 201922245683 U CN201922245683 U CN 201922245683U CN 211772749 U CN211772749 U CN 211772749U
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- landing stage
- trestle
- platform truck
- bridge
- lining cutting
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Abstract
The utility model discloses a landing stage is connected to lining cutting platform truck boundary beam, including the landing stage main part, the bottom of landing stage main part is equipped with height-adjustable's bearing structure, and both sides are equipped with the flange board that is used for being connected with lining cutting platform truck boundary beam. The utility model also discloses a lining cutting platform truck, including platform truck body and the above-mentioned landing stage of connecting, it sets up between the both sides roof beam of platform truck body to connect the landing stage, and pass through the flange plate with boundary beam bolt-up connects. The utility model discloses connect through the landing stage between two boundary beams of lining cutting platform truck, form annular structure for the structural rigidity and the overall stability of whole lining cutting platform truck obtain improving, and inner space is also bigger simultaneously, also need not support the platform truck through the mode that the lead screw of artifical tight boundary beam propped the ground, has reduced work load.
Description
Technical Field
The utility model belongs to the technical field of engineering machine tool equipment, especially, relate to a lining cutting platform truck and landing stage is connected to boundary beam thereof.
Background
The lining trolley is engineering mechanical equipment for pouring a secondary lining in tunnel construction, and at present, most lining trolleys in China are in the forms of fixed gantries and hinged templates. The main problem that exists at present is because two boundary beams of lining cutting platform truck do not connect, and the bottom supports the mode support platform truck that can only prop ground through the manual screw down lead screw to prevent to run the mould, and not only workman's working strength is big, and is consuming time much, and this kind of support mode also can influence the structural rigidity and the overall stability of whole platform truck moreover.
SUMMERY OF THE UTILITY MODEL
The present application is directed to solving at least one of the problems in the prior art. Therefore, one of the purposes of the present invention is to provide a lining trolley and a side beam connecting trestle thereof. The lining trolley for connecting the side beam with the trestle has good structural rigidity and overall stability and is not easy to run.
In order to solve the technical problem, the following technical scheme is adopted in the application:
the utility model provides a landing stage is connected to lining cutting platform truck boundary beam, includes the landing stage main part, the bottom of landing stage main part is equipped with height-adjustable's bearing structure, and both sides are equipped with the flange board that is used for being connected with lining cutting platform truck boundary beam.
Furthermore, the supporting structure comprises a ball head screw and a ball head base, and the ball head screw penetrates through a threaded through hole in the trestle main body and is connected with the ball head base.
Furthermore, the trestle main body comprises a plurality of rows of crossbeams and a plurality of columns of bridge panels which are connected in a criss-cross manner.
Further, the supporting structure is arranged in the middle of the cross beam.
Furthermore, the both ends of landing stage main part are rotated and are connected with the access bridge, still include the drive the access bridge is around the pivot and rotate in order to open or the drive arrangement who packs up.
Furthermore, drive arrangement includes approach lift cylinder and chain, approach lift cylinder with the landing stage main part is articulated to be connected, the one end of chain with the one end that the pivot was kept away from to the approach is connected, the other end with approach lift cylinder's piston rod is connected.
The lining trolley comprises a trolley body and the connecting trestle, wherein the connecting trestle is arranged between two side beams of the trolley body and is connected with the side beams through flange plates in a fastening mode through bolts.
Compared with the prior art, the utility model discloses the beneficial effect who has lies in: connect through the landing stage between two boundary beams of lining cutting platform truck, form annular structure for the structural rigidity and the overall stability of whole lining cutting platform truck obtain improving, and inner space is also bigger simultaneously, also need not support the platform truck through the mode that the lead screw of artifical tight boundary beam propped the ground, has reduced work load.
Drawings
Fig. 1 is an axonometric view of the connecting trestle of the utility model;
FIG. 2 is a front view of the connecting trestle of the present invention;
fig. 3 is a side view of the connecting trestle of the present invention;
fig. 4 is a top view of the connecting trestle of the present invention;
fig. 5 is a schematic structural diagram of the supporting structure of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-4, a lining trolley side beam connecting trestle comprises a trestle main body 1, wherein a supporting structure 2 with adjustable height is arranged at the bottom of the trestle main body 1, flange plates 3 used for being connected with the lining trolley side beam are arranged on two sides of the trestle main body 1, the supporting structure 2 is used for supporting the trestle main body 1 on the ground, and the distance between the trestle main body 1 and the ground is adjusted by adjusting the height of the supporting structure. Guard rails 4 are further installed at the tops of two sides of the trestle main body 1.
Specifically, the trestle body 1 comprises a plurality of rows of crossbeams 101 and a plurality of columns of bridge decks 102 which are connected in a criss-cross mode, the flange plates 3 are arranged at two ends of each crossbeam 101, threaded through holes connected with the boundary beams are formed in the flange plates 3, and the crossbeams 101 are connected with the bridge decks 102 through bolts.
Referring to fig. 5, it can be understood that a supporting structure 2 is arranged at the center of the bottom of each cross beam 101, the supporting structure 2 includes a ball head screw 201 and a ball head base 202, the ball head screw 201 passes through a threaded through hole 203 on the cross beam 101 to be connected with the ball head base 202, the supporting structure 2 is lifted by screwing a square on the upper portion of the ball head screw 201 with a wrench, and further the adjustment of the height of the connecting trestle is realized, in addition, a spherical pair is arranged between the ball head screw 201 and the ball head base 202, so that the ball head base 202 can better adapt to various ground conditions, and the stress characteristics of the cross beam 101 are better.
Referring to fig. 2 and fig. 3, it should be explained that, in practical application, the cross beams 101 at the two ends of the trestle body 1 are further rotatably connected with the approach bridge 5, the connection trestle further comprises a driving device 6 for driving the approach bridge 5 to rotate around the rotating shaft to open or close, and the approach bridges 5 are arranged at the two ends of the connection trestle, so that construction vehicles can conveniently pass through the connection trestle.
Preferably, the driving device 6 comprises an approach bridge lifting cylinder 601 and a chain 602, the approach bridge lifting cylinder 601 is hinged to the trestle body 1, one end of the chain 602 is connected to one end of the approach bridge 5 far away from the rotating shaft, the other end of the chain is connected to a piston rod of the approach bridge lifting cylinder 601, and the approach bridge 5 is pulled up by the approach bridge lifting cylinder 601 and the chain 602 to realize the lifting action of the approach bridge 5.
The utility model also discloses a lining cutting platform truck, including platform truck body and the above-mentioned landing stage of connecting, the above-mentioned landing stage of connecting sets up between the both sides roof beam of platform truck body to through flange plate 3 and boundary beam bolt-up connection. Wherein, the platform truck body is the structure behind traditional lining cutting platform truck removing the support screw, is prior art, and no longer repeated here.
The utility model discloses connect through the landing stage between two boundary beams of lining cutting platform truck, form annular structure for the structural rigidity and the overall stability of whole lining cutting platform truck obtain improving, and inner space is also bigger simultaneously, also need not support the platform truck through the mode that the lead screw of artifical tight boundary beam propped the ground, has reduced work load.
While the invention has been described with reference to a preferred embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the technical features mentioned in the embodiments can be combined in any way as long as there is no structural conflict.
The present invention is not limited to the particular embodiments disclosed herein, but encompasses all technical solutions falling within the scope of the claims. For example, the cross beam 101 may be made of other profiles or welded together with steel plates, all bolted connections may be replaced by pin connections or welded connections, the chain 602 may be replaced by a steel wire rope, and the ball-end screw 201 may be replaced by a hydraulic cylinder.
Claims (8)
1. The utility model provides a landing stage is connected to lining cutting platform truck boundary beam which characterized in that: including the landing stage main part, the bottom of landing stage main part is equipped with height-adjustable's bearing structure, and both sides are equipped with the flange board that is used for being connected with lining cutting platform truck boundary beam.
2. The connecting bridge of claim 1, wherein: the supporting structure comprises a ball head screw and a ball head base, and the ball head screw penetrates through a threaded through hole in the trestle main body and is connected with the ball head base.
3. The connecting bridge according to claim 1 or 2, characterized in that: the trestle main body comprises a plurality of rows of crossbeams and a plurality of columns of bridge panels which are connected in a crisscross mode.
4. The connecting bridge of claim 3, wherein: the support structure is arranged in the middle of the cross beam.
5. The connecting bridge according to claim 1 or 2, characterized in that: the landing stage comprises a landing stage body and is characterized in that two ends of the landing stage body are rotatably connected with approach bridges, and the landing stage body further comprises a driving device which drives the approach bridges to rotate around a rotating shaft so as to be opened or folded.
6. The connecting bridge of claim 5, wherein: the driving device comprises an approach bridge lifting oil cylinder and a chain, the approach bridge lifting oil cylinder is hinged to the trestle body, one end of the chain is connected with one end, far away from the rotating shaft, of the approach bridge, and the other end of the chain is connected with a piston rod of the approach bridge lifting oil cylinder.
7. The connecting bridge according to claim 1 or 2, characterized in that: both sides of the trestle main body are also provided with guardrails.
8. A lining trolley is characterized in that: the connecting trestle comprises a trolley body and the connecting trestle as claimed in any one of claims 1 to 7, wherein the connecting trestle is arranged between two side beams of the trolley body and is in bolt fastening connection with the side beams through the flange plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922245683.8U CN211772749U (en) | 2019-12-13 | 2019-12-13 | Lining trolley and boundary beam connecting trestle thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922245683.8U CN211772749U (en) | 2019-12-13 | 2019-12-13 | Lining trolley and boundary beam connecting trestle thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211772749U true CN211772749U (en) | 2020-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922245683.8U Active CN211772749U (en) | 2019-12-13 | 2019-12-13 | Lining trolley and boundary beam connecting trestle thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113863959A (en) * | 2021-10-28 | 2021-12-31 | 中铁二十局集团有限公司 | Inverted arch trestle trolley and construction method thereof |
-
2019
- 2019-12-13 CN CN201922245683.8U patent/CN211772749U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113863959A (en) * | 2021-10-28 | 2021-12-31 | 中铁二十局集团有限公司 | Inverted arch trestle trolley and construction method thereof |
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