CN111140267A - Semi-automatic construction equipment for steel frame support in soft rock tunnel excavation process - Google Patents
Semi-automatic construction equipment for steel frame support in soft rock tunnel excavation process Download PDFInfo
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- CN111140267A CN111140267A CN202010164292.8A CN202010164292A CN111140267A CN 111140267 A CN111140267 A CN 111140267A CN 202010164292 A CN202010164292 A CN 202010164292A CN 111140267 A CN111140267 A CN 111140267A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 54
- 239000010959 steel Substances 0.000 title claims abstract description 54
- 238000000034 method Methods 0.000 title claims abstract description 23
- 239000011435 rock Substances 0.000 title claims abstract description 23
- 238000009412 basement excavation Methods 0.000 title claims abstract description 21
- 238000010276 construction Methods 0.000 title claims description 16
- 238000003466 welding Methods 0.000 claims abstract description 27
- 230000008093 supporting effect Effects 0.000 claims description 20
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 230000002787 reinforcement Effects 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 9
- 238000001514 detection method Methods 0.000 abstract description 4
- HSFWRNGVRCDJHI-UHFFFAOYSA-N Acetylene Chemical compound C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 1
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/14—Lining predominantly with metal
- E21D11/18—Arch members ; Network made of arch members ; Ring elements; Polygon elements; Polygon elements inside arches
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/14—Lining predominantly with metal
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/14—Lining predominantly with metal
- E21D11/18—Arch members ; Network made of arch members ; Ring elements; Polygon elements; Polygon elements inside arches
- E21D11/183—Supporting means for arch members, not provided for in E21D11/22
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/40—Devices or apparatus specially adapted for handling or placing units of linings or supporting units for tunnels or galleries
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
The invention provides a semi-automatic steel frame support building device used in a soft rock tunnel excavation process, which relates to the field of tunnel devices. This be used for soft rock tunnel excavation in-process steelframe to strut semi-automatic equipment of putting up cooperatees through limiting plate and fixed cover, is in the same place the fixed longitudinal reinforcement of stranded to utilize the grating detection effect, make limiting plate and fixed back of cover, to longitudinal reinforcement and transverse reinforcement welding. Thereby realizing the erection of the steel frame. The operation steps are reduced, the traditional manual setting mode is replaced, the labor intensity of workers is reduced, and the effects of saving time and labor are achieved. Thereby quickening the efficiency of erecting the steel frame.
Description
Technical Field
The invention relates to the technical field of tunnel equipment, in particular to semi-automatic steel frame support construction equipment used in a soft rock tunnel excavation process.
Background
The landform of the Chinese and western regions is mainly mountainous regions and hills, the terrain and geological conditions are complex and changeable, a large amount of tunnel engineering is inevitably encountered in the traffic development process, and the soft rock stratum is inevitably crossed.
For example, in a Chinese patent network, "a large-section soft rock tunnel anchor rope-steel frame support and construction method" is disclosed, and the patent number is 201910950411. X. The steel frame is erected in the tunnel and fixed by anchor cables, anchors and foot locking anchor pipes. And supporting the tunnel which is just excavated.
The above devices still suffer from some disadvantages. The device is gradually built and molded in a manual mode, so that the device is relatively troublesome to set up. The labor is very wasted, the labor intensity of workers is increased, a certain time is needed for setting up, and the construction progress is slowed down. Resulting in lower construction efficiency.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides semi-automatic erection equipment for steel frame support in the soft rock tunnel excavation process, which solves the problems that in the prior art, the support steel frame is erected manually in the soft rock tunnel excavation process, the erection is time-consuming and labor-consuming, and the labor intensity of workers is increased. Resulting in a problem of low work efficiency.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a semi-automatic construction device for a steel frame support in a soft rock tunnel excavation process comprises a support column, a support plate, a welder, two guide rails, two fixers and two support rods, wherein the support plate is arranged on the support column and used for fixing transverse steel bars, the support plate is used for being attached to the top of a tunnel opening, the support column is in sliding fit with the welder, the welder can move towards the tunnel, the two guide rails are respectively arranged on two sides of the welder, the two fixers are in one-to-one correspondence with the two guide rails, the fixers are in sliding fit on the guide rails, one side of each fixer is connected with the welder, the two support rods are in one-to-one correspondence with the two fixers, the support rods are positioned on one side, facing the tunnel, the support rods are connected with one side of the guide rails, the fixers are provided with fixing sleeves, the support rods are provided, after the fixing sleeve and the limiting plate can be connected, the longitudinal steel bars and the transverse steel bars are welded together by the welding device.
Preferably, the size of the support plate is matched with the size of a tunnel portal, an air cylinder is connected between the support plate and the pillar, the support plate is connected with a fixing sheet at an equal angle, the fixing sheet is provided with a hole, and the fixing sheet enables a transverse steel bar to pass through the hole.
Preferably, the fixer includes shell, slider, push rod one, grating, spring and lug, and shell one side is equipped with the opening, and the slider is established in shell one side, slider and guide rail sliding fit, and push rod one is located the shell back, and push rod one is used for pushing fixed cover to the opening part, and the grating is located the shell opening part, and the spring is located the shell, and the lug is located the shell opening part.
Preferably, the fixed sleeve is concave, one side of the fixed sleeve is provided with a bulge, the fixed sleeve is symmetrically provided with clamping grooves, and the fixed sleeve is clamped with the limiting plate through the clamping grooves.
Preferably, the limiting plate bottom is connected with the inserted sheet, and the limiting plate both sides are equipped with the card, and the card can be with the draw-in groove joint, and the card is the arc towards fixed inside one side of cover.
Preferably, the welder includes connecting rod, slide rail, stop collar and electric welding ware one, and the connecting rod runs through the pillar, and the connecting rod is arranged along guide rail length direction, and connecting rod bottom and sliding rail connection, slide rail tip and guide rail sliding fit, connecting rod upper end are connected with stop collar and electric welding ware one respectively, and sliding fit has push rod two on the slide rail, and two upper ends of push rod are connected with electric welding ware two.
Preferably, the supporting rod is composed of a longitudinal portion and a transverse portion, the supporting rod is L-shaped, the transverse portion is connected with the limiting plate, and the longitudinal portion is connected with the guide rail.
Preferably, the guide rail is provided with a plurality of screw holes for bolts to pass through along the length direction of the guide rail, and the guide rail is in threaded connection with the support rod through the bolts.
(III) advantageous effects
The invention provides semi-automatic steel frame support construction equipment used in a soft rock tunnel excavation process.
The method has the following beneficial effects:
1. this be used for soft rock tunnel excavation in-process steelframe to strut semi-automatic equipment of putting up cooperatees through limiting plate and fixed cover, is in the same place the fixed longitudinal reinforcement of stranded to utilize the grating detection effect, make limiting plate and fixed back of cover, to longitudinal reinforcement and transverse reinforcement welding. Thereby realizing the erection of the steel frame. The operation steps are reduced, the traditional manual setting mode is replaced, the labor intensity of workers is reduced, and the effects of saving time and labor are achieved. Thereby quickening the efficiency of erecting the steel frame.
Drawings
FIG. 1 is a view showing the structure of the present invention;
FIG. 2 is a schematic view of a welder according to the present invention;
FIG. 3 is a schematic view of the fastener of the present invention;
FIG. 4 is a schematic view of another angle of the structure of the fixing device of the present invention;
FIG. 5 is a schematic view of the fixing sleeve structure of the present invention;
FIG. 6 is a sectional view of the fastener structure of the present invention in an operating state;
FIG. 7 is another cross-sectional view of the fastener structure of the present invention in an operative position;
FIG. 8 is a schematic diagram of a limiting plate according to the present invention;
FIG. 9 is an enlarged view of the structure of FIG. 1 at A according to the present invention.
In the figure: the welding device comprises a support 1, an air cylinder 11, a support plate 2, a fixing plate 21, a welding device 3, a connecting rod 31, a sliding rail 32, a limiting sleeve 33, a first electric welding device 34, a guide rail 4, a fixing device 5, a shell 51, a sliding block 52, a first push rod 53, a grating 54, a single chip 55, a spring 56, a convex block 57, a support rod 6, a limiting plate 7, an insertion sheet 71, a clamping sheet 72, a fixing sleeve 8, a convex block 81, a clamping groove 82, a push rod 9 and an electric welding device 10.
Detailed Description
The embodiment of the invention provides semi-automatic steel frame support construction equipment used in a soft rock tunnel excavation process, which comprises a support column 1, a support plate 2, a welder 3, two guide rails 4, two fixers 5 and two support rods 6, as shown in figures 1-9. The cylinder 11 is welded at the upper end of the strut 1, and the upper end of the cylinder 11 is welded with the support plate 2. The size of the support plate 2 is matched with that of the tunnel portal. The supporting plate 2 is provided with a fixing piece 21 at an equal angle. The fixing piece 21 is screwed to the stay 2 with a screw. The fixing piece 21 is provided with a hole, and the transverse steel bar passes through the hole of the fixing piece 21, as shown in the attached figure 1. The fixing piece 21 supports one end of the transverse steel bar, and the other end of the transverse steel bar is manually supported by a worker.
And the support plate 2 can be attached to the top of the tunnel portal by means of the cylinder 11. Plays a certain supporting effect. Thereby playing the role of supporting the tunnel portal.
The support 1 is in sliding fit with the welder 3, and the welder 3 can move inwards the tunnel. Two guide rails 4 are respectively located on both sides of the welder 3. The guide rail 4 is welded to the end of the column 1. The two fixers 5 correspond to the two guide rails 4 one by one, the fixers 5 are in sliding fit on the guide rails 4, and the two support rods 6 correspond to the two fixers 5 one by one. The supporting rod 6 is positioned on one side of the fixer 5 facing the outside of the tunnel, and the supporting rod 6 is fixedly installed on one side of the guide rail 4. The holder 5 is connected to the welder 3 at one side. The fixer 5 is provided with a fixing sleeve 8. A limiting plate 7 is inserted on the supporting rod 6. The fixed sleeve 8 can be clamped with the limiting plate 7 to form a ferrule. For securing together a plurality of strands of longitudinal rebar as shown in figure 1. And the holder 5 can detect the jamming of the plate 7 in the sleeve 8. The longitudinal bars and the transverse bars can be in contact with each other.
When working with the attached drawing 1, the transverse steel bar is placed to pass through the fixing sheet 21, so that a worker can support one end of the transverse steel bar. And keeping the transverse steel bars in a horizontal state. Then, the multi-strand longitudinal steel bars are firstly clamped into the fixing sleeve 8. The worker then pushes the welder 3, and the welder 3 moves together with the holder 5 toward the stay 6. When the limiting plate 7 on the supporting rod 6 is clamped into the fixing sleeve 8, the fixer 5 detects that the signal limiting plate 7 is clamped into the fixing sleeve 8. The welder 3 starts to work to weld the longitudinal and transverse reinforcing steel bars together.
The holder 5 includes a housing 51, a slider 52, a first push rod 53, a grating 54, a spring 56, and a protrusion 57. The housing 51 has an opening at one side thereof, and the housing 51 is used for storing a plurality of the fixed covers 8. The slider 52 is welded to the side of the housing 51. The slider 52 is slidably engaged with the guide rail 4. One end of the slide block 52 is fixedly welded with the welder 3. One end of the spring 56 is welded to the inner wall of the housing 51. The spring 56 is used to push the fixing sleeve 8 upwards. The first push rod 53 is fixedly arranged at the back of the shell 51. The first push rod 53 is used for pushing the fixing sleeve 8 to the opening. The first push rod 53 is a common electric push rod. During operation, the spring 56 pushes up the fixing sleeve 8, so that the fixing sleeve 8 moves to the first push rod 53, and then the first push rod 53 pushes the fixing sleeve 8 to move to the opening of the housing 51. The grating 54 is fixedly mounted at the opening of the housing 51. Referring to fig. 6, the protrusion 57 is welded to the inner side of the opening of the housing, and the protrusion 57 is made of rubber. When the retainer 8 is moved to the opening of the housing 51 by the first push rod 53, the retainer 8 temporarily contacts the protrusion 57. The projections 57 temporarily prevent the retaining sleeve 8 from coming off the anchor 5. The back of the shell 51 is fixedly provided with a singlechip 55, and the model of the singlechip 55 is AT90PWM316-16 MU. The single chip microcomputer 55 is used for controlling the first push rod 53, the grating 54 and the welding device 3 to work.
The fixing sleeve 8 is concave, and a bulge 81 is welded on one side of the fixing sleeve 8. The projection 81 can abut against the projection 57. The fixed sleeve 8 is symmetrically provided with clamping grooves 82, and the fixed sleeve 8 is clamped with the limiting plate 7 through the clamping grooves 82. The bottom of the limiting plate 7 is welded with an inserting piece 71. The limiting plate 7 is inserted into the support rod 6 through the inserting piece 71. The limiting plate 7 has cards 72 welded to both sides, and the cards 72 can be connected with the slots 82 in a clamping manner. The side of the catch 72 facing the inside of the sleeve 8 is curved. When the fixing sleeve works, the fixing sleeve 8 approaches to the limiting plate 7, and the clamping piece 72 of the limiting plate 7 is clamped into the clamping groove 82 of the fixing sleeve 8. The welder 3 is then pushed in reverse, moving the holder 5 away from the strut 6. Since the limit plate 7 is inserted into the support rod 6, the limit plate 7 withdraws the fixing sleeve 8 from the fixer 5.
The written grating 54 is a grating sensor. As can be seen in fig. 3, 6 and 9, the grating 54 is aligned with the slot 82 of the pouch 8. When the limit plate 7 is clamped into the fixing sleeve 8, the clamping groove 82 is blocked. The light emitted by the grating is blocked by the limiting plate 7, and the signal is transmitted to the single chip microcomputer 55, and the single chip microcomputer 55 controls the welding device 3 to weld. The grating 54, the fixing sleeve 8 and the limiting plate 7 are matched to trigger the switch. So that the welder 3 can perform the welding of the reinforcing bars at the designated position.
Compared with the prior art, this be used for soft rock tunnel excavation in-process steelframe to strut semi-automatic equipment of putting up cooperatees through limiting plate 7 and fixed cover 8, fixes stranded longitudinal reinforcement together to utilize grating 54 detection effect, make limiting plate 7 and fixed cover 8 fixed back, to longitudinal reinforcement and transverse reinforcement welding. Thereby realizing the erection of the steel frame. The operation steps are reduced, the traditional manual setting mode is replaced, the labor intensity of workers is reduced, and the effects of saving time and labor are achieved. Thereby quickening the efficiency of erecting the steel frame.
The welder 3 comprises a connecting rod 31, a slide rail 32, a stop collar 33 and a first electric welder 34. The link 31 penetrates the column 1, and the link 31 is arranged along the length direction of the guide rail 4. The bottom of the connecting rod 31 is welded with the slide rail 32, and the end of the slide rail 32 is in sliding fit with the guide rail 4. The upper end of the connecting rod 31 is welded and connected with a stop collar 33 and a first electric welding device 34. Stop collar 33 is used to position the strands of longitudinal rebar side-by-side. Because the fixed sleeve 8 is located slightly downwards, the upper part of the longitudinal steel bar is likely to be loose, and the limiting sleeve 33 plays an auxiliary role in limiting the longitudinal steel bar. When the fixing sleeve 8 is clamped with the limiting plate 7, the fixer 5 is far away from the support plate 6, and the limiting sleeve 33 is separated from the steel bar. As for the electric welding gas, 34 pairs of upper portions between the longitudinal reinforcing bars are welded. Strengthen the firmness among the multi-strand steel bars.
A second push rod 9 is matched on the slide rail 32 in a sliding manner, and the second push rod 9 is also an electric push rod. The upper end of the second push rod 9 is fixedly provided with a second electric welding device 10. When the electric welding machine works, the second push rod 9 is pushed firstly, and the second electric welding machine 10 is moved to the welding position of the longitudinal steel bars and the transverse steel bars. Then, when the single chip microcomputer 55 receives a signal that the limiting plate 7 and the fixing sleeve 8 are fixed together, the single chip microcomputer 55 welds the signal, so that the longitudinal and transverse steel bars are welded together.
The guide rail 4 is provided with a plurality of screw holes for bolts to pass through along the length direction of the guide rail, and the guide rail 4 is in threaded connection with the support rod 6 through the bolts. The supporting rod 6 is composed of a longitudinal portion and a transverse portion, the supporting rod 6 is L-shaped, the transverse portion is connected with the limiting plate 7 in an inserting mode, and the longitudinal portion is fixed with the guide rail 4 through threads. After the longitudinal steel bars are welded, the bolts used for fixing the supporting rods 6 are dismounted, and the supporting rods 6 are separated from the limiting plates 7. The struts 6 are placed behind the original position so that the longitudinal reinforcing bars are arranged one by one.
The longitudinal steel bars are steel bars which are manufactured in advance and matched with the tunnel portal. The electric power of the scheme is improved by commercial power or a generator. This is not the point of innovation of the solution and is therefore not described in detail.
The working principle is as follows: when the fixing piece is used, the transverse steel bar is placed to penetrate through the fixing piece 21, so that a worker supports one end of the transverse steel bar. And keeping the transverse steel bars in a horizontal state. Then, the multi-strand longitudinal steel bars are firstly clamped into the fixing sleeve 8 and the limiting sleeve 33. The worker then pushes the welder 3, and the welder 3 moves together with the holder 5 toward the stay 6. When the limit plate 7 on the supporting rod 6 is clamped into the fixed sleeve 8, the grating 54 detects a signal and transmits the signal to the single chip microcomputer 55, and the single chip microcomputer 55 controls the electric welder II 10 on the welder 3 to weld longitudinal and transverse steel bars. After welding, the welder 3 is pushed reversely to make the fixer 5 far away from the support rod 6. The retainer plate 7 withdraws the retainer sleeve 8 from the retainer 5. The supporting rod 6 is taken down, the supporting rod 6 is arranged at another appointed position, and the operation is repeated for erection.
To sum up, this be used for soft rock tunnel excavation in-process steelframe to strut semi-automatic equipment of putting up cooperatees through limiting plate 7 and fixed cover 8, fixes stranded longitudinal reinforcement together to utilize grating 54 detection effect, make limiting plate 7 and fixed cover 8 fixed back, to longitudinal reinforcement and transverse reinforcement welding. Thereby realizing the erection of the steel frame. The operation steps are reduced, the traditional manual setting mode is replaced, the labor intensity of workers is reduced, and the effects of saving time and labor are achieved. Thereby quickening the efficiency of erecting the steel frame.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a be arranged in soft rock tunnel excavation process steelframe to strut semi-automatic equipment of putting up which characterized in that: the tunnel portal welding device comprises a support column (1), a support plate (2), a welder (3), two guide rails (4), two fixers (5) and two support rods (6), wherein the support plate (2) is arranged on the support column (1), the support plate (2) is used for fixing transverse steel bars, the support plate (2) is used for being attached to the top of a tunnel portal, the support column (1) is in sliding fit with the welder (3), the welder (3) can move towards the tunnel, the two guide rails (4) are respectively arranged on two sides of the welder (3), the two fixers (5) are in one-to-one correspondence with the two guide rails (4), the fixers (5) are in sliding fit on the guide rails (4), one side of each fixer (5) is connected with the welder (3), the two support rods (6) are in one-to-one correspondence with the two fixers (5), the support rods (6) are located on one side of the fixer (5) facing the outside of the tunnel, fixer (5) are equipped with on fixed cover (8), are equipped with limiting plate (7) on branch (6), and fixed cover (8) can with limiting plate (7) joint, fixed cover (8) and limiting plate (7) are used for merging the vertical reinforcing bar of stranded, can connect back welding ware (3) with limiting plate (7) when fixed cover (8) with vertical reinforcing bar and horizontal reinforcing bar welding together.
2. The semi-automatic construction equipment for steel frame support in the soft rock tunnel excavation process of claim 1, characterized in that: the size of the support plate (2) is matched with the size of a tunnel portal, the cylinder (11) is connected between the support plate (2) and the pillar (1), the support plate (2) is connected with a fixing piece (21) at an equal angle, a hole is formed in the fixing piece (21), and the fixing piece (21) enables a transverse steel bar to pass through the hole.
3. The semi-automatic construction equipment for steel frame support in the soft rock tunnel excavation process of claim 1, characterized in that: the fixer (5) comprises a shell (51), a sliding block (52), a first push rod (53), a grating (54), a spring (56) and a convex block (57), an opening is formed in one side of the shell (51), the sliding block (52) is arranged on one side of the shell (51), the sliding block (52) is in sliding fit with the guide rail (4), the first push rod (53) is located behind the shell (51), the first push rod (53) is used for pushing the fixing sleeve (8) to the opening, the grating (54) is located at the opening of the shell (51), the spring (56) is located in the shell (51), and the convex block (57) is located at the opening of the shell (51).
4. The semi-automatic construction equipment for steel frame support in the soft rock tunnel excavation process of claim 1, characterized in that: the fixing sleeve (8) is concave, a protrusion (81) is arranged on one side of the fixing sleeve (8), clamping grooves (82) are symmetrically formed in the fixing sleeve (8), and the fixing sleeve (8) is clamped with the limiting plate (7) through the clamping grooves (82).
5. The semi-automatic construction equipment for steel frame support in the soft rock tunnel excavation process of claim 4, characterized in that: limiting plate (7) bottom is connected with inserted sheet (71), and limiting plate (7) both sides are equipped with card (72), and card (72) can be with draw-in groove (82) joint, and card (72) are the arc towards fixed cover (8) inside one side.
6. The semi-automatic construction equipment for steel frame support in the soft rock tunnel excavation process of claim 1, characterized in that: welder (3) includes connecting rod (31), slide rail (32), stop collar (33) and electric welding ware (34), pillar (1) is run through in connecting rod (31), connecting rod (31) are arranged along guide rail (4) length direction, connecting rod (31) bottom is connected with slide rail (32), slide rail (32) tip and guide rail (4) sliding fit, connecting rod (31) upper end is connected with stop collar (33) and electric welding ware (34) respectively, sliding fit has push rod two (9) on slide rail (32), push rod two (9) upper end is connected with electric welding ware two (10).
7. The semi-automatic construction equipment for steel frame support in the soft rock tunnel excavation process of claim 1, characterized in that: the supporting rod (6) is composed of a longitudinal portion and a transverse portion, the supporting rod (6) is L-shaped, the transverse portion is connected with the limiting plate (7), and the longitudinal portion is connected with the guide rail (4).
8. The semi-automatic construction equipment for steel frame support in the soft rock tunnel excavation process of claim 1, characterized in that: the guide rail (4) is provided with a plurality of screw holes for bolts to pass through along the length direction of the guide rail, and the guide rail (4) is in threaded connection with the supporting rod (6) through the bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010164292.8A CN111140267A (en) | 2020-03-11 | 2020-03-11 | Semi-automatic construction equipment for steel frame support in soft rock tunnel excavation process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010164292.8A CN111140267A (en) | 2020-03-11 | 2020-03-11 | Semi-automatic construction equipment for steel frame support in soft rock tunnel excavation process |
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| Publication Number | Publication Date |
|---|---|
| CN111140267A true CN111140267A (en) | 2020-05-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010164292.8A Withdrawn CN111140267A (en) | 2020-03-11 | 2020-03-11 | Semi-automatic construction equipment for steel frame support in soft rock tunnel excavation process |
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| CN (1) | CN111140267A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111608698A (en) * | 2020-05-28 | 2020-09-01 | 中铁隧道局集团有限公司 | Ultra-large-span tunnel arch lining steel bar binding bracket and method |
| CN112324472A (en) * | 2020-11-21 | 2021-02-05 | 中铁一局集团有限公司 | Tunnel steel frame supporting structure and construction method |
| CN113187505A (en) * | 2021-04-06 | 2021-07-30 | 淮北市平远软岩支护工程技术有限公司 | Rock burst resistance supporting and monitoring equipment based on surrounding rock strain softening characteristic |
-
2020
- 2020-03-11 CN CN202010164292.8A patent/CN111140267A/en not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111608698A (en) * | 2020-05-28 | 2020-09-01 | 中铁隧道局集团有限公司 | Ultra-large-span tunnel arch lining steel bar binding bracket and method |
| CN111608698B (en) * | 2020-05-28 | 2021-08-06 | 中铁隧道局集团有限公司 | Ultra-large-span tunnel arch lining steel bar binding bracket and method |
| CN112324472A (en) * | 2020-11-21 | 2021-02-05 | 中铁一局集团有限公司 | Tunnel steel frame supporting structure and construction method |
| CN112324472B (en) * | 2020-11-21 | 2022-04-08 | 中铁一局集团有限公司 | Tunnel steel frame supporting structure and construction method |
| CN113187505A (en) * | 2021-04-06 | 2021-07-30 | 淮北市平远软岩支护工程技术有限公司 | Rock burst resistance supporting and monitoring equipment based on surrounding rock strain softening characteristic |
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Application publication date: 20200512 |
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| WW01 | Invention patent application withdrawn after publication |