CN220081500U - Small-section tunnel excavation self-moving type foldable trolley - Google Patents
Small-section tunnel excavation self-moving type foldable trolley Download PDFInfo
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- CN220081500U CN220081500U CN202320805947.4U CN202320805947U CN220081500U CN 220081500 U CN220081500 U CN 220081500U CN 202320805947 U CN202320805947 U CN 202320805947U CN 220081500 U CN220081500 U CN 220081500U
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- minivan
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- 238000009412 basement excavation Methods 0.000 title claims abstract description 23
- 241000282326 Felis catus Species 0.000 claims abstract description 13
- 230000003137 locomotive effect Effects 0.000 claims abstract description 7
- 238000004891 communication Methods 0.000 claims abstract description 4
- 230000004888 barrier function Effects 0.000 claims description 9
- 230000009193 crawling Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 5
- 238000005553 drilling Methods 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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- Earth Drilling (AREA)
Abstract
The utility model provides a small-section tunnel excavation self-moving type foldable trolley, which is characterized in that: including minivan, horizontal fixed support in the operation platform at minivan carriage top, operation platform's both sides level articulates there is folding platform, and operation platform's bottom level is provided with the bracing piece that supports horizontal state's folding platform, and the bracing piece equidistance is arranged, and operation platform is close to the one end level hinge of minivan locomotive and has folding cat ladder, and the top of minivan locomotive is provided with light and camera, camera communication connection tunnel monitored control system. The utility model has the effect of improving the transfer efficiency of the small-section tunnel operation platform.
Description
Technical Field
The utility model relates to the technical field of civil engineering construction, in particular to a small-section tunnel excavation self-moving type foldable trolley.
Background
The small-section tunnel excavation operation is difficult to use large-scale mechanical operation, and a temporary bent is usually processed on site by a construction unit to serve as an excavation operation platform. Because excavation platform self unpowered, need frequent dismouting when transferring, lead to construction cost high, take one's place difficulty and inefficiency, and still there is the process of dismantling and safety once more when transferring with the help of the supplementary excavation platform that removes of external force, location fixed process is wasted time and energy, and bearing structure lacks the connection and easily loses after dismantling, leads to transferring inefficiency.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model provides a self-moving type foldable trolley for small-section tunnel excavation, which solves the problems of complex working procedures, difficult positioning and high construction cost, and low efficiency caused by the fact that an excavation platform cannot move by itself in the conventional small-section tunnel excavation operation.
According to the embodiment of the utility model, the small-section tunnel excavation self-moving type foldable trolley is characterized in that: including minivan, horizontal fixed support in the operation platform at minivan carriage top, operation platform's both sides level articulates there is folding platform, and operation platform's bottom level is provided with the bracing piece that supports horizontal state's folding platform, and the bracing piece equidistance is arranged, and operation platform is close to the one end level hinge of minivan locomotive and has folding cat ladder, and the top of minivan locomotive is provided with light and camera, camera communication connection tunnel monitored control system.
Preferably, the support rod is a telescopic rod and comprises two sections, one section with a large outer diameter is a fixed section and is fixed at the bottom of the operating platform, the other section is a movable section which is positioned at one outward end of the support rod, and the movable section is coaxially provided with an annular bulge with the outer diameter equal to that of the fixed section.
Preferably, one end of the fixed section is located at one side of the operation platform.
Preferably, the compartment of the minivan is fixedly provided with an air drill and drill rods of various types.
Preferably, the non-hinged part at the edge of the operation platform, two sides of the folding cat ladder and the movable end of the folding platform are all hinged with folding safety guardrails, the hinged end of the folding safety guardrails is connected with a connecting sheet with a through hole, and the connecting sheet and a fixing plane at one side of the hinge can be fixed through bolts when the folding safety guardrails are vertically arranged.
Compared with the prior art, the utility model has the following beneficial effects:
1. through combining operation platform with minivan, avoided excavating the frequent dismouting of rack or with the help of external force auxiliary movement's problem in the small-section tunnel excavation advance chi.
2. The air drill is arranged on the trolley, so that an operator and the trolley can start anchor rod drilling operation after being in place, the construction flow is greatly simplified, and the construction efficiency is improved.
3. The illuminating lamp, the monitoring equipment and the folding guardrail are arranged on the trolley, so that the condition of tunnel construction work is mastered in real time, and the safe civilized construction of the tunnel is effectively ensured.
Drawings
Fig. 1 is a schematic diagram of a mobile state side layout of the present utility model.
Fig. 2 is a schematic view of a mobile state front layout of the present utility model.
Fig. 3 is a schematic side view of the operational state of the present utility model.
Fig. 4 is a schematic view of the working state front layout of the present utility model.
In the above figures: 1. an operating platform; 2. a folding platform; 3. a column; 4. a cross brace; 5. a support rod; 6. a minivan; 7. an air drill; 8. a lighting lamp; 9. folding cat ladder; 10. a camera; 11. folding the safety barrier.
Detailed Description
The technical scheme of the utility model is further described below with reference to the accompanying drawings and examples.
1-4, in order to improve the transition efficiency of the excavation platform of the small-section tunnel. The utility model provides a small-section tunnel excavation self-moving type foldable trolley, which comprises a small truck 6 and an operation platform 1 horizontally and fixedly supported at the top of a carriage of the small truck 6, wherein folding platforms 2 are horizontally hinged to two sides of the operation platform 1, support rods 5 for supporting the folding platforms 2 in a horizontal state are horizontally arranged at the bottom of the operation platform 1, the support rods 5 are equidistantly arranged, a folding cat ladder 9 is horizontally hinged to one end, close to the headstock of the small truck 6, of the operation platform 1, an illuminating lamp 8 and a camera 10 are arranged at the top of the headstock of the small truck 6, and the camera 10 is in communication connection with a tunnel monitoring system.
Through integrating the excavation platform on the minivan, when the excavation platform needs to be built, constructors drive the vans to the appointed place, then the folding platform 2 and the folding cat ladder 9 are unfolded, the folding platform 2 is horizontally supported through the supporting rods 5, the stability of the folding platform 2 is guaranteed, the bottom ends of the frameworks on two sides of the folding cat ladder 9 are fixed on the ground through ground anchors, as the design is completed before the manufacture of the fixed angle of the folding cat ladder 9, pedals in the folding cat ladder 9 are in a fixed state, and after the folding cat ladder 9 is fixed, the pedals are in a horizontal state, so that the constructors can climb conveniently; the end of the operation platform 1 connected with the folding ladder 9 is positioned at the front end of the connection part of the folding ladder and the minivan 6, so that the folding ladder cannot interfere with the minivan 6 in installation and storage.
After the enclosure is dismantled to the minivan carriage, four I-steel are fixed as stand 3 on the packing box bottom plate, add stull 4 reinforcing stability between the stand 3, fixed grid tread board is as operation platform 1 on stand 3 top and locomotive top, set up horizontal steel pipe as operation platform 1's supporting beam in grid tread board bottom simultaneously.
For convenient folding platform 2 accomodate fixedly, set up in folding platform 2 hinge parallel connecting plate at the edge of operation platform 1, open threaded hole on the connecting plate, folding platform 2 is close to hinge department and sets up the through-hole, when folding platform 2 accomodates, folding platform 2 rotates to vertical state, passes folding platform 2 and with connecting plate threaded connection through the bolt, reaches folding platform 2 and accomodates the fixed under the state.
The illuminating lamp 8 and the camera 10 can provide illumination for working on the face, and the camera 10 monitors the conditions in the tunnel in real time.
As shown in fig. 1-4, to avoid the excessive support bar 5 from burdening the movement of the minivan 6. The supporting rod 5 is a telescopic rod and comprises two sections, one section with a large outer diameter is a fixed section and is fixed at the bottom of the operating platform 1, the other section is a movable section which is positioned at one outward end of the supporting rod 5, and the movable section is coaxially provided with an annular bulge with the outer diameter equal to that of the fixed section. In the moving process of the trolley, the movable section is moved into the fixed section, so that the width of the whole trolley is reduced; when the trolley is fixed, the movable section is pulled out of the fixed section before the folding platform 2 is unfolded, and the movable section is used as a support of the folding platform 2. Of course, the end of the movable section located in the fixed section may be provided with a limiting structure.
As shown in fig. 2 and 4. One end of the fixed section is positioned at one side of the operation platform 1. The folding platform 2 is supported through two parts of the supporting rod 5, one part is one end of the fixed section exceeding the operation platform 1, the other part is annular bulge, and the two parts respectively support the two sides of the folding platform 2, so that the purpose of stably supporting the folding platform 2 is achieved.
The pneumatic drill 7 and drill rods of various types are fixedly arranged in the carriage of the minivan 6, and drilling operation can be performed.
The folding safety barrier 11 is hinged to the non-hinged portion of the edge of the operation platform 1, two sides of the folding crawling ladder 9 and the movable end of the folding platform 2, the hinged end of the folding safety barrier 11 is connected with a connecting sheet with a through hole, and the connecting sheet and a fixing plane on one side of the hinge can be fixed through bolts when the folding safety barrier 11 is vertically arranged.
The working principle is as follows:
(1) And moving the trolley to a working position when tunnel excavation operation is carried out.
(2) The telescopic part of the supporting rod 5 is pulled out, and the folding platform 2, the folding cat ladder 9 and the fixed folding safety barrier 11 on the two sides of the operation platform 1 are put down to form the operation platform.
(3) The operator can ascend the operation platform through the folding cat ladder 9, and the drill 7 arranged on the trolley is used for carrying out the working face drilling and supporting anchor rod drilling operation.
(4) After the lining is completed, the folding platform 2, the supporting rods 5, the foldable crawling ladder 9 and the folding safety guardrail 11 are retracted, the trolley is retracted to a safe position, and after the next face blasting and slag removal are completed, the trolley is moved to carry out the next working cycle.
(5) The lighting lamp 8 is used for providing illumination for the construction environment in the construction process, and the camera 10 is used for monitoring the condition of the tunnel construction site in real time.
Claims (5)
1. The utility model provides a small section tunnel excavation is from portable collapsible platform truck of formula which characterized in that: including minivan (6), horizontal fixed support is in operation platform (1) at minivan (6) carriage top, the both sides level of operation platform (1) articulates there is folding platform (2), the bottom level of operation platform (1) is provided with bracing piece (5) that support folding platform (2) of horizontality, bracing piece (5) equidistance is arranged, the one end level that operation platform (1) is close to minivan (6) locomotive articulates there is folding cat ladder (9), the top of minivan (6) locomotive is provided with light (8) and camera (10), camera (10) communication connection tunnel monitored control system.
2. The small section tunnel excavation self-moving type foldable trolley as claimed in claim 1, wherein: the support rod (5) is a telescopic rod and comprises two sections, one section with a large outer diameter is a fixed section and is fixed at the bottom of the operating platform (1), the other section is a movable section which is positioned at one outward end of the support rod (5), and the movable section is coaxially provided with an annular bulge with the outer diameter equal to that of the fixed section.
3. The small section tunnel excavation self-moving type foldable trolley as claimed in claim 2, wherein: one end of the fixed section is positioned at one side of the operation platform (1).
4. The small section tunnel excavation self-moving type foldable trolley as claimed in claim 1, wherein: an air drill (7) and drill rods of various types are fixedly arranged in a carriage of the minivan (6).
5. The small section tunnel excavation self-moving type foldable trolley as claimed in claim 1, wherein: the folding safety barrier is characterized in that the non-hinged part at the edge of the operation platform (1), two sides of the folding crawling ladder (9) and the movable end of the folding platform (2) are hinged with folding safety barriers (11), the hinged end of each folding safety barrier (11) is connected with a connecting sheet with a through hole, and a fixing plane for fixing the connecting sheet and one side of the hinge through bolts when the folding safety barriers (11) are vertically arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320805947.4U CN220081500U (en) | 2023-04-12 | 2023-04-12 | Small-section tunnel excavation self-moving type foldable trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320805947.4U CN220081500U (en) | 2023-04-12 | 2023-04-12 | Small-section tunnel excavation self-moving type foldable trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220081500U true CN220081500U (en) | 2023-11-24 |
Family
ID=88824350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320805947.4U Active CN220081500U (en) | 2023-04-12 | 2023-04-12 | Small-section tunnel excavation self-moving type foldable trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220081500U (en) |
-
2023
- 2023-04-12 CN CN202320805947.4U patent/CN220081500U/en active Active
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