CN214887104U - Split type trolley for tunnel widening lining construction - Google Patents
Split type trolley for tunnel widening lining construction Download PDFInfo
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- CN214887104U CN214887104U CN202120247472.2U CN202120247472U CN214887104U CN 214887104 U CN214887104 U CN 214887104U CN 202120247472 U CN202120247472 U CN 202120247472U CN 214887104 U CN214887104 U CN 214887104U
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Abstract
The utility model relates to a tunnel construction equipment technical field, specifically be a split type platform truck for tunnel widening area lining construction, including two platform truck group framves and connecting piece, every platform truck group frame all includes a plurality of gantries, auxiliary beam, collapsible template assembly, a plurality of template pneumatic cylinders, the spandrel girder, a plurality of jack and walking assembly, every portal includes portal crossbeam and two portal stands, auxiliary beam fixes on a plurality of portal crossbeams, a plurality of gantries are fixed on the spandrel girder, a plurality of jacks and walking assembly all fix at the spandrel girder lower extreme, two platform truck group framves pass through the connecting piece and connect. This scheme designs into about the platform truck two sets of platform truck group framves, accomplishes the equipment outside the tunnel, divides the partial widening area construction department that moves to in the tunnel of left and right sides, wholly makes up the debugging back, just can add wide band concrete to the tunnel and implement and pour, realizes once assembling, and repetitious usage has solved and has assembled, demolishd the problem that the construction platform truck is wasted time and energy.
Description
Technical Field
The utility model relates to a tunnel construction equipment technical field specifically is a split type platform truck that is used for the tunnel to widen area lining construction.
Background
In a long-distance highway tunnel, due to the needs of tunnel fire rescue or traffic flow, a tunnel widening belt needs to be arranged, and the trolley for carrying out concrete forming construction on the widening belt is wider than the trolley for normal tunnel construction. After the traditional trolley is assembled outside the tunnel according to the traditional method, the whole trolley cannot be integrally moved to the position of the widened zone to be constructed. Due to the fact that the space in the tunnel is narrow, large-scale mechanical hoisting equipment cannot be used for hoisting operation in the tunnel. At present, each construction unit adopts a method that a hoisting point is arranged on the top anchor of a widened tunnel with a position in the tunnel, and a plurality of parts of a trolley are hoisted in the tunnel one by one through the hoisting point.
After one reinforced concrete is poured, the trolley is detached one by one at the position, when the next reinforced concrete is constructed in the tunnel, the trolley is assembled and constructed according to the method again, after the highway construction enters the areas in the middle and the west of China, the frequency that the highway passes through the hills of the group is more and more, the situation that the highway passes through the tunnel which is several kilometers and more than ten kilometers is continuously generated, several, more than ten or more widened zones are designed in the long tunnel, and for the construction enterprises which organize the numerous tunnel widened zones, each time of assembling and detaching the construction trolley occupies a long construction period and generates huge construction cost.
SUMMERY OF THE UTILITY MODEL
The utility model provides a split type platform truck for tunnel adds wide band lining construction to solve and assemble, demolish the problem that the construction platform truck wastes time and energy.
In order to achieve the above object, the basic scheme of the present invention is as follows:
a split type platform truck for tunnel widening area lining construction, including two platform truck group framves and connecting piece, every platform truck group framves all include a plurality of gantries, auxiliary beam, collapsible template assembly, a plurality of template pneumatic cylinder, spandrel girder, a plurality of jack and walking subassembly, every the portal includes portal crossbeam and two portal stands, portal crossbeam both ends are fixed on two portal stands, auxiliary beam fixes on a plurality of portal crossbeams, and is a plurality of the template pneumatic cylinder is fixed on auxiliary beam, collapsible template assembly and a plurality of template pneumatic cylinder fixed connection, it is a plurality of the portal is fixed on the spandrel girder, and is a plurality of jack and walking subassembly are all fixed at the spandrel girder lower extreme, two platform truck group framves and passes through the connecting piece and connects.
The beneficial effects of the basic scheme are as follows: according to the scheme, the hydraulic trolley is designed into a left trolley group frame and a right trolley group frame, assembly is completed outside the tunnel, the left trolley group frame and the right trolley group frame move to a widened zone construction position in the tunnel, and after the hydraulic trolley is integrally combined and debugged, pouring can be performed on the tunnel and wide-band concrete, so that one-time assembly and repeated use are realized; the tedious work of assembling and dismantling the trolley is reduced, the mechanical and manual investment is reduced, the construction progress is accelerated, and the purpose of improving the working efficiency is achieved.
Further, the walking assembly comprises a wheel carrier, walking wheels and steel rails, the wheel carrier is connected with the bearing beam, the walking wheels are installed on the wheel carrier, and the walking wheels can be matched with the steel rails. Through presetting trolley group frame walking circuit, lay the rail, the left group frame of guarantee leans on left, and right group frame leans on right, reduces translation adjustment and guarantee traffic in the hole.
Further, the walking assembly further comprises a supporting beam, a vertical oil cylinder and a guide upright post, wherein the supporting beam is fixed on the portal upright post, the vertical oil cylinder is fixed on the supporting beam, an output shaft of the vertical oil cylinder faces downwards, the guide upright post is connected to the bearing beam in a sliding mode, one end of the guide upright post is fixedly connected with the vertical oil cylinder, the other end of the guide upright post is rotatably connected with the wheel carrier, and a locking bolt is arranged between the guide upright post and the wheel carrier. The wheel carrier and the travelling wheels can be rotated by 90 degrees, so that the travelling direction of the travelling wheels is changed and locked, and the trolley assembly can transversely move to the accurate position of the integral combination after longitudinally moving in place.
Further, still include a plurality of cat ladders, a plurality of cat ladders are fixed at platform truck group frame both ends. Personnel are convenient for go up portal crossbeam top through the cat ladder, operate the adjustment to collapsible template assembly.
Furthermore, a power device for driving the travelling wheels is arranged on the travelling wheels. The power device drives to replace manual driving, and is time-saving and labor-saving.
Furthermore, the portal still includes a plurality of portal and strengthens the support, and a plurality of the portal is strengthened the support slope and is fixed between portal crossbeam and portal stand. The portal reinforcing support, the portal beam and the portal upright post form a stable triangular structure, and the stability of the portal beam and the portal upright post is ensured.
And the device further comprises a plurality of upright post reinforcing brackets, and the upright post reinforcing brackets are obliquely fixed between the upright posts of the adjacent door frames. The upright post reinforcing support and the portal upright post of the adjacent portal frame form a stable triangular structure, so that the stability of the portal upright post of the adjacent portal frame is ensured.
Furthermore, each trolley assembly is provided with 4-6 portal frames, and the length of each trolley assembly is 6-9 m. 4-6 portal frames can ensure that the trolley assembly has enough supporting strength, and the length of the trolley assembly is 6-9m, which meets the requirements of most of tunnel construction at present.
Drawings
Fig. 1 is a front view of an embodiment of the present invention;
FIG. 2 is an enlarged view of A in FIG. 1;
fig. 3 is a side view of an embodiment 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 work belong to the protection scope of the present invention.
Reference numerals in the drawings of the specification include: the retractable formwork assembly comprises a retractable formwork assembly 1, a formwork hydraulic cylinder 2, a bearing beam 3, a jack 4, a walking assembly 5, a ladder stand 6, a gantry beam 7, a gantry upright post 8, a gantry reinforcing support 9, an auxiliary beam 10, an upright post reinforcing support 11, a joist 12, a vertical oil cylinder 13, a guide upright post 14, a wheel carrier 15, a walking wheel 16 and a steel rail 17.
Examples
Substantially as shown in figures 1, 2 and 3: the split type trolley for the tunnel widening strip lining construction comprises two trolley assembly frames, wherein the length of each trolley assembly frame is 6-9m (8 m is preferred in the embodiment); each trolley assembly comprises 5 trusses of portal frames, an auxiliary beam 10, a retractable template assembly 1, a plurality of template hydraulic cylinders 2, two bearing beams 3, a jack 4, a walking assembly 5 and a plurality of crawling ladders 6, each portal frame comprises a portal beam 7, two portal upright columns 8 and two portal frame reinforcing supports 9, two ends of the portal beam 7 are fixed on the two portal upright columns 8, and the portal frame reinforcing supports 9 are obliquely fixed between the portal beam 7 and the portal upright columns 8; auxiliary beam 10 is fixed on a plurality of portal crossbeams 7, a plurality of template pneumatic cylinder 2 are fixed on auxiliary beam 10, collapsible template assembly 1 and a plurality of template pneumatic cylinder 2 fixed connection (collapsible template assembly is not shown in fig. 3), set up many places hairpin contact on collapsible template assembly 1, the basic symmetry of collapsible template arc of two platform truck group framves, a plurality of portal bottoms are fixed respectively on two spandrel girders 3, cross fixation has two stands to strengthen support 11 between the portal stand 8 of adjacent portal, a plurality of jacks 4 and walking subassembly 5 are all fixed at the 3 lower extremes of spandrel girder, jack 4 is bearing screw jack 4, two the platform truck group frame passes through the connecting piece and connects.
The walking assembly 5 comprises a joist 12, a vertical oil cylinder 13, a guide upright 14, a wheel carrier 15, walking wheels 16 and steel rails 17, wherein the joist 12 is fixed on a gantry upright 8, the vertical oil cylinder 13 is fixed on the joist 12, an output shaft of the vertical oil cylinder 13 faces downwards, the guide upright 14 is connected on the bearing beam 3 in a sliding manner, one end of the guide upright 14 is fixedly connected with the vertical oil cylinder 13, the other end of the guide upright 14 is rotatably connected with the wheel carrier 15, a locking bolt is arranged between the guide upright 14 and the wheel carrier 15, the walking wheels 16 are installed on the wheel carrier 15, and the walking wheels 16 are provided with power devices for driving the walking wheels 16. The traveling wheels 16 can be matched with the steel rails 17, a trolley group frame traveling line is preset, and the steel rails 17 are laid.
The trolley frame assembly is completed outside the tunnel, the left part and the right part of the trolley frame assembly run to the widened zone construction position in the tunnel, and after the trolley frame assembly is integrally combined and debugged, the concrete with the wide zone in the tunnel can be poured, so that the trolley frame assembly can be assembled once and can be repeatedly used for many times; the tedious work of assembling and dismantling the trolley is reduced, the mechanical and manual investment is reduced, the construction progress is accelerated, and the purpose of improving the working efficiency is achieved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The above description is only for the embodiments of the present invention, and the common general knowledge of the known specific structures and characteristics in the schemes is not described herein too much, and those skilled in the art will know all the common technical knowledge in the technical field of the present invention before the application date or the priority date, can know all the prior art in this field, and have the ability to apply the conventional experimental means before this date, and those skilled in the art can combine their own ability to perfect and implement the schemes, and some typical known structures or known methods should not become obstacles for those skilled in the art to implement the present application. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (8)
1. A split type platform truck for tunnel widens area lining construction, its characterized in that: including two platform truck group framves and connecting piece, every platform truck group frame all includes a plurality of gantries, auxiliary beam, collapsible template assembly, a plurality of template pneumatic cylinder, spandrel girder, a plurality of jack and walking subassembly, every the portal includes portal crossbeam and two portal stands, portal crossbeam both ends are fixed on two portal stands, auxiliary beam fixes on a plurality of portal crossbeams, and is a plurality of the template pneumatic cylinder is fixed on auxiliary beam, collapsible template assembly and a plurality of template pneumatic cylinder fixed connection, a plurality of the portal is fixed on the spandrel girder, and is a plurality of jack and walking subassembly are all fixed at the spandrel girder lower extreme, two platform truck group frame passes through the connecting piece and connects.
2. The split type trolley for tunnel widening strip lining construction according to claim 1, wherein: the walking assembly comprises a wheel carrier, walking wheels and steel rails, the wheel carrier is connected with the bearing beam, the walking wheels are mounted on the wheel carrier, and the walking wheels can be matched with the steel rails.
3. The split type trolley for tunnel widening strip lining construction according to claim 2, wherein: the walking assembly further comprises a supporting beam, a vertical oil cylinder and a guide upright post, wherein the supporting beam is fixed on the portal upright post, the vertical oil cylinder is fixed on the supporting beam, an output shaft of the vertical oil cylinder faces downwards, the guide upright post is connected to the bearing beam in a sliding mode, one end of the guide upright post is fixedly connected with the vertical oil cylinder, the other end of the guide upright post is rotatably connected with the wheel carrier, and a locking bolt is arranged between the guide upright post and the wheel carrier.
4. The split type trolley for tunnel plus wide band lining construction according to claim 3, characterized in that: the trolley frame is characterized by further comprising a plurality of crawling ladders, and the crawling ladders are fixed at two ends of the trolley frame.
5. The split type trolley for tunnel widening strip lining construction according to claim 4, wherein: and the traveling wheels are provided with power devices for driving the traveling wheels.
6. The split type trolley for tunnel widening strip lining construction according to claim 5, wherein: the portal frame further comprises a plurality of portal frame reinforcing supports, and the portal frame reinforcing supports are obliquely fixed between the portal frame cross beam and the portal frame upright post.
7. The split type trolley for tunnel widening strip lining construction according to claim 6, wherein: the gantry support frame is characterized by further comprising a plurality of upright post reinforcing supports, and the upright post reinforcing supports are obliquely fixed between the upright posts of the adjacent gantries.
8. The split type trolley for tunnel widening strip lining construction according to claim 7, wherein: 4-6 portal frames are erected on each trolley assembly, and the length of each trolley assembly is 6-9 m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120247472.2U CN214887104U (en) | 2021-01-27 | 2021-01-27 | Split type trolley for tunnel widening lining construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120247472.2U CN214887104U (en) | 2021-01-27 | 2021-01-27 | Split type trolley for tunnel widening lining construction |
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| CN214887104U true CN214887104U (en) | 2021-11-26 |
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| CN202120247472.2U Active CN214887104U (en) | 2021-01-27 | 2021-01-27 | Split type trolley for tunnel widening lining construction |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115680719A (en) * | 2022-11-14 | 2023-02-03 | 中国水利水电第十二工程局有限公司 | Recycling supporting device for diversion tunnel construction and implementation method |
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2021
- 2021-01-27 CN CN202120247472.2U patent/CN214887104U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115680719A (en) * | 2022-11-14 | 2023-02-03 | 中国水利水电第十二工程局有限公司 | Recycling supporting device for diversion tunnel construction and implementation method |
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