CN114592888B - Tunnel trolley cantilever crane concrete construction pouring system - Google Patents
Tunnel trolley cantilever crane concrete construction pouring system Download PDFInfo
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- CN114592888B CN114592888B CN202210506622.6A CN202210506622A CN114592888B CN 114592888 B CN114592888 B CN 114592888B CN 202210506622 A CN202210506622 A CN 202210506622A CN 114592888 B CN114592888 B CN 114592888B
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- E—FIXED CONSTRUCTIONS
- E21—EARTH 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
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
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- E—FIXED CONSTRUCTIONS
- E21—EARTH 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
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
- E21D11/102—Removable shuttering; Bearing or supporting devices therefor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Abstract
The invention relates to a concrete construction pouring system for a tunnel trolley arm support, which comprises a template and a pouring trolley, wherein the template comprises an upper template and a lower template hinged with the left end and the right end of the upper template, and a plurality of hydraulic rods I and a plurality of tightening rods are arranged between the upper template and the lower template at the hinged part; the bottom of the lower template is provided with a plurality of joists along the length direction, and the joists are connected with clamping seats arranged at clamping grooves at two sides of the pouring layer through longitudinal beams; the trolley for pouring comprises a square frame type trolley frame, a first support frame and a second support frame are fixedly arranged above and below the four corners of the trolley frame respectively, a supporting device is fixedly arranged above the first support frame, a connecting frame is fixedly arranged at the bottom of the second support frame, a plurality of supporting legs are uniformly and annularly arranged at the bottom of the connecting frame, a hole for abdicating is formed in the second support frame and the connecting frame in the vertical direction, a supporting beam is arranged in the hole for abdicating, a third hydraulic rod is arranged between the supporting beam and the second support frame, and a walking frame and a guide rail are arranged at the bottom of the supporting beam.
Description
Technical Field
The invention belongs to the technical field of tunnel pouring equipment, and particularly relates to a concrete construction pouring system for a tunnel trolley arm support.
Background
At present, when roads, railways and high-speed railways built in China pass through mountain areas, tunnels need to be excavated, lining trolleys for concrete construction in tunnel construction are generally formed by welding steel plates, and welded support portals are uniformly distributed in the trolleys in order to enhance the support strength of the trolleys. The patent with the publication number of CN206801592U discloses a hydraulic lining platform truck for concrete placement of tunnel open cut tunnel, and it includes platform truck portal system, sideslip system, traveling system, cope match-plate pattern, side bolster and lead screw governing system, wherein the side of platform truck portal system is passed through lead screw governing system with the side bolster is connected, the cope match-plate pattern with the top of side bolster passes through the pin and connects. Because the steel plate welded supporting portal frames are more, the using space of construction is occupied, the demoulding in lining construction is influenced, the weight and the volume of the trolley are larger, the transportation is difficult, and the loading, unloading and installation of the trolley entering a construction site are more complicated. The invention with the publication number of CN110593572A discloses concrete pressure maintaining and distributing equipment, which comprises a feed inlet and a plurality of discharge outlets, wherein the feed inlet is hermetically connected with a concrete conveying pipeline, the discharge outlets are hermetically connected with a distributing hose, a rotary connecting piece is arranged between the feed inlet and the discharge outlets, the rotary connecting piece is connected with a rotary positioning device, and the rotary positioning device is connected with a control device. The sequential material distribution switching can be realized at higher pouring points, the application range is expanded, and the problems of scattering and blocking of residual concrete are solved. However, the discharge port of the concrete pressure maintaining material distribution equipment needs to be frequently switched in practical use, the used material distribution hoses are large in quantity and need to be cleaned in time, and the cleaning process is complicated. Aiming at the problems, the invention provides the concrete construction pouring system for the cantilever crane of the tunnel trolley, which is convenient to install, quick and convenient to construct and transfer, free of cleaning a conveying pipe in the pouring process, capable of pouring layer by layer window by window and high in pouring efficiency.
Disclosure of Invention
The invention aims to solve the technical problem of providing a concrete construction pouring system for a tunnel trolley arm support, which is convenient to install, rapid and convenient to construct and transfer, free of cleaning a conveying pipe in the pouring process, capable of pouring window by window layer by layer and high in pouring efficiency.
In order to solve the problems, the technical scheme adopted by the invention is as follows:
a concrete construction pouring system for a tunnel trolley arm support comprises a template and a pouring trolley, wherein the template comprises an upper template and a lower template hinged with the left end and the right end of the upper template, a plurality of hydraulic rods I and a plurality of tightening rods are arranged at the hinged part between the upper template and the lower template, and a plurality of pouring windows are formed in the upper template and the lower template; the bottom of the lower template is provided with a plurality of joists along the length direction, the joists are connected with clamping seats arranged at clamping grooves at two sides of the pouring layer through longitudinal beams, and the clamping seats are provided with tensioning devices for applying acting force to the longitudinal beams;
the pouring trolley comprises a square frame type trolley frame, a first support frame and a second support frame are fixedly arranged above and below four corners of the trolley frame respectively, a support device is fixedly arranged above the first support frame, a connecting frame is fixedly arranged at the bottom of the second support frame, a plurality of support legs are uniformly and annularly arranged at the bottom of the connecting frame, abdicating holes are formed in the second support frame and the connecting frame in the vertical direction, support beams are arranged in the abdicating holes, a hydraulic rod III is arranged between the tops of the support beams and the tops of the second support frames, a walking frame is arranged at the bottom of the support beams, a guide rail is arranged below the walking frame, and a transverse moving device is arranged between the walking frame and the support beams;
the trolley frame is characterized in that a translation frame is further arranged on the trolley frame in the front-back direction, a second sliding seat is slidably arranged on the translation frame, a driving device for driving the second sliding seat to slide back and forth along the translation frame is arranged on the trolley frame, arm frames capable of automatically adjusting positions are respectively arranged on two sides of the second sliding seat, a three-way joint is arranged on the second sliding seat, and the three-way joint is respectively connected with conveying pipes on the two arm frames and conveying pipes connected with conveying pumps.
As an implementation mode of the invention, the arm support comprises a plurality of extension arms which are sequentially hinged together, telescopic rods are arranged between adjacent extension arms and between the innermost extension arm and a sliding seat II, a sliding seat I is further arranged on the translation frame, a mounting rod capable of horizontally rotating is arranged on the sliding seat I, a section of conveying pipe is respectively arranged on one side of each extension arm, the hinged position of each extension arm, the mounting rod and the three-way joint, and the front end of the mounting rod, and the adjacent conveying pipes and the three-way joint are connected through rotary joints.
As an embodiment of the present invention, the driving device includes chain wheels disposed at the front and rear ends of the trolley frame, a chain disposed on the two chain wheels, and a reduction motor driving the chain wheels to rotate, and the chain is connected to the second sliding seat to drive the second sliding seat to reciprocate along the translation frame.
As an implementation mode of the invention, through holes are vertically formed in the joists, longitudinal beams are vertically movably arranged in the through holes, a connecting plate is arranged at the upper parts of the longitudinal beams, a first screw rod is vertically arranged on the joists, the upper ends of the first screw rods penetrate out of the connecting plate and then are screwed with threaded sleeves, the tops of a plurality of longitudinal beams are fixedly connected with the same cross beam, no less than two joists are fixedly provided with a second hydraulic rod, the telescopic rods of the second hydraulic rods correspond to the cross beam, and the clamping seat is arranged below the longitudinal beams.
As an implementation mode of the invention, a supporting plate is fixedly arranged on one of the two supporting frames at the front part, the top of the supporting plate is matched with the edge of the outer end of the upper die plate, a guide cylinder is fixedly arranged on one of the two supporting frames at the rear part, and a supporting rod is arranged in the guide cylinder and can move up and down.
As an embodiment of the present invention, the traverse device includes a guide seat disposed on the top of the traveling frame, the guide seat is provided with a guide groove along the left-right direction, the bottom of the support beam is fixedly provided with a guide plate adapted to the guide groove, and a hydraulic rod iv is disposed between the guide plate and the guide seat.
As an embodiment of the invention, the guide rail is i-shaped, the bottom of the walking frame is provided with a plurality of walking wheels matched with the top of the guide rail, and the bottom of the walking frame is provided with side wheels at two sides of the guide rail through mounting arms.
As an implementation mode of the invention, the tensioning device comprises a mounting seat fixedly arranged on the outer side of the top of the clamping seat and a movable locking block arranged on the inner side of the top of the clamping seat, a plurality of second screws penetrate through the mounting seat and the locking block in parallel, the bottom end of the longitudinal beam is positioned between the mounting seat and the locking block, and locking nuts are arranged at two ends of the second screws.
As an embodiment of the present invention, a cylindrical support pillar is disposed at a bottom end of the longitudinal beam, and the support pillar is located between the mounting seat and the locking block.
The cantilever crane and the driving device are controlled by the PLC to pour the pouring window on the template layer by layer.
Adopt the produced beneficial effect of above-mentioned technical scheme to lie in:
the concrete construction pouring system for the arm supports of the tunnel trolley provided by the invention can be used for pouring windows on two sides of a template window by window layer by layer at the same time through the conveying pipes on the two arm supports, the pouring window on the lowest side is poured window by window in a reciprocating mode, after the pouring amount is reached, a layer of pouring windows are poured window by window in a reciprocating mode, the pouring windows are poured in sequence, the conveying pipes at the free ends of the arm supports are connected to the pouring window on the top through concrete pump pipe clamps for pouring until the pouring window on the top of the pouring, the conveying pipes on the two arm supports can be used for pouring the pouring windows on the two tops at the same time, the pouring efficiency is greatly improved, the two conveying pipes are used for pouring all the time, the cleaning of pipelines is not needed in the midway, and the cleaning of the two conveying pipes is needed after the pouring, so that the working flow is greatly simplified. In addition, the template is formed by the hinge of cope match-plate pattern and lower bolster, and the installation of being convenient for, construction shift convenient fast, realized locking completely through cassette and the draw-in groove of lower bolster bottom, realized bearing the weight of completely of cope match-plate pattern and lower bolster, need not set up the portal in addition, simplified the template structure greatly. Through setting up the platform truck not only can realize the back-and-forth movement of template, the sideslip device that sets up on the platform truck can also realize adjusting about template, platform truck and guide rail, and the practicality is very strong.
Drawings
Fig. 1 is a schematic structural view of the present invention.
FIG. 2 is a schematic view of the structure of the template of the present invention.
Fig. 3 is a partially enlarged schematic view of a portion a of fig. 2.
Fig. 4 is a partially enlarged schematic view of fig. 2 at B.
Fig. 5 is a schematic structural view of a formwork and a bogie frame in the present invention.
Fig. 6 is a schematic structural view of the bogie frame of the present invention.
Fig. 7 is a schematic view of the internal structure of the bogie frame of the present invention.
Fig. 8 is a partially enlarged schematic view at C in fig. 7.
Fig. 9 is another angular configuration of fig. 8.
Fig. 10 is a schematic structural view of a guide cylinder, a support rod and a hydraulic rod in the trolley of the invention.
Fig. 11 is a front view schematically showing the construction of the form and the bogie frame according to the present invention.
Fig. 12 is a partially enlarged schematic view at D in fig. 11.
Fig. 13 is a rear view schematically illustrating the supporting plate of fig. 11.
Fig. 14 is a schematic view of the structure of the cart of the present invention.
Fig. 15 is a schematic view of still another structure of the cart of the present invention.
Fig. 16 is a schematic structural diagram of the arm support and the translation frame in the invention.
Wherein: 1 upper template, 2 lower templates, 3 hinged shafts, 4 hydraulic rod I, 5 tensioning rods, 6 joists, 7 longitudinal beams, 8 supporting columns, 9 connecting plates, 10 cross beams, 11 mounting plates, 12 screw rod I, 13 thread sleeves, 14 clamping seats, 15 mounting seats, 16 locking blocks, 17 screw rod II, 18 locking nuts, 19 hydraulic rod II, 20 trolley frames, 2001 support frame I, 2002 support plates, 21 support frame II, 22 connecting frames, 23 supporting legs, 24 supporting beams, 25 hydraulic rod III, 26 walking frames, 2601 guide seats, 2602 guide grooves, 2603 guide plates, 2604 hydraulic rod IV, 27 walking wheels, 28 side wheels, 2801 mounting arms, 29 guide rails, 30 pouring layers, 31 clamping grooves, 32 guide cylinders, 33 support rods, 3301 supporting heads, 3302 baffle plates, 34 hydraulic rod V, 35 translation frames, 36I, 37 mounting rods, 38 sliding seats, 39 chain wheels, 40 reduction motors, 41 display arms, 4102 connecting parts, 4102 hinged parts, 4102 connecting parts, 42 conveying pipes and 43 three-way joints.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail and fully with reference to the following embodiments.
As shown in fig. 1-4, 11 and 12, the tunnel trolley arm support concrete construction pouring system comprises a template and a pouring trolley, wherein the template comprises an upper template 1 and a lower template 2 hinged with the left end and the right end of the upper template 1 through a hinge shaft 3, a plurality of hydraulic rods one 4 and a plurality of tightening rods 5 are arranged at the hinged part of the upper template 1 and the lower template 2, and two ends of the hydraulic rods one 4 and the tightening rods 5 are respectively hinged with the lower part of the upper template 1 and the upper part of the lower template 2; a plurality of pouring windows are uniformly formed in the template, and a plurality of pouring windows are uniformly distributed on the upper template 1 and the lower template 2. As shown in fig. 2, cope match-plate pattern 1 and lower bolster 2 are the last mould module and the lower mould module of U-shaped by the same cross-section of a plurality of widths respectively and form through vertical portion interconnect, wherein hydraulic stem 4 and stretch tight pole 5 both ends hinge respectively in the vertical portion junction of last mould module and lower mould module, in this embodiment, the template left and right sides respectively is equipped with two hydraulic stems 4, and two hydraulic stems 4 of homonymy set up respectively anterior and rear portion hinge department of template, stretch tight pole 5 for the screw thread telescopic link, be equipped with the threaded rod of reverse internal thread cover and two looks adaptations including both ends.
The bottom of the lower template 2 is provided with a plurality of joists 6 along the length direction, the joists 6 are connected with clamping seats 14 arranged at clamping grooves 31 at two sides of the pouring layer 30 through longitudinal beams 7, the clamping seats 14 are provided with tensioning devices for applying horizontal acting force to the longitudinal beams 7, and the applying direction of the acting force faces the outer side of the template, namely the inner wall of the corresponding tunnel. As shown in fig. 2 to 4, in this embodiment, a through hole is vertically formed in the joist 6, a longitudinal beam 7 is vertically movably arranged in the through hole, a connecting plate 9 is arranged at the upper part of the longitudinal beam 7, a first screw rod 12 is vertically arranged on the joist 6, the upper end of the first screw rod 12 penetrates out of the connecting plate 9 and then is screwed with a threaded sleeve 13, the tops of a plurality of longitudinal beams 7 are fixedly connected with the same cross beam 10, no less than two joists 6 are fixedly provided with a second hydraulic rod 19, and the telescopic rod of the second hydraulic rod 19 corresponds to the cross beam 10 and can jack up the cross beam 10; in this embodiment, the connecting plate 9 is fixedly arranged at the top of the longitudinal beam 7, and the cross beam 10 is fixedly arranged at the top of the connecting plate 9. The vertical force of the joist 6 is transmitted to the longitudinal beam 7 through the first screw 12 and the threaded sleeve 13, and then is transmitted to the clamping groove 31 of the pouring layer 30 through the clamping seat 14. The horizontal force of the joist 6 acts on the clamping seat 14 through the tension device, so that the force is transmitted to the pouring layer 30. Because the stress of the joist 6 in the vertical direction and the stress of the joist in the horizontal direction are both from the upper template 1 and the lower template 2, the joist 6 and the locked clamping seat 14 completely bear the upper template 1 and the lower template 2, a portal is not required to be additionally arranged, and the template structure is greatly simplified.
As shown in fig. 5-10, the pouring trolley comprises a square frame-shaped trolley frame 20, a first support frame 2001 and a second support frame 21 are fixedly arranged above and below four corners of the trolley frame 20 respectively, a support device is fixedly arranged above the first support frame 2001, a connecting frame 22 is fixedly arranged at the bottom of the second support frame 21, a plurality of support legs 23 are uniformly and annularly arranged at the bottom of the connecting frame 22, abdicating holes are formed in the second support frame 21 and the connecting frame 22 in the vertical direction, support beams 24 are arranged in the abdicating holes, a third hydraulic rod 25 is arranged between the tops of the support beams 24 and the tops of the second support frames 21, walking frames 26 are arranged at the bottoms of the support beams 24, guide rails 29 are arranged below the walking frames 26, and a traversing device is arranged between the walking frames 26 and the support beams 24.
As shown in fig. 14 and 15, a translation frame 35 is further disposed on the platform frame 20 along the front-back direction, a second sliding seat 38 is slidably disposed on the translation frame 35, a driving device for driving the second sliding seat 38 to slide back and forth along the translation frame 35 is disposed on the platform frame 20, two sides of the second sliding seat 38 are respectively provided with an arm support capable of automatically adjusting the position, a three-way joint 43 is disposed on the second sliding seat 38, and the three-way joint 43 is respectively connected to the conveying pipes 42 on the two arm supports and the conveying pipe 42 connected to the conveying pump. By arranging the translation frame 35 and the sliding seat two 38, pouring windows on two sides of the template window by window layer by layer can be simultaneously carried out, the lowest pouring window is poured window by window in a reciprocating mode, after the pouring amount is reached, a layer of pouring window is poured window by window in a reciprocating mode, pouring is carried out in sequence, until the pouring window on the top portion is poured, the conveying pipe 42 at the free end of the arm support is connected to the pouring window on the top portion through a concrete pump pipe clamp for pouring, the conveying pipes 42 on the two arm supports can pour the pouring windows on the two top portions at the same time, the pouring efficiency is greatly improved, the two conveying pipes 42 are always subjected to pouring operation, cleaning of pipelines is not needed in midway, when cleaning is needed after pouring, cleaning balls are plugged into the conveying pipes 42, and the two conveying pipes 42 can be respectively cleaned by controlling valves on the three-way joint.
As shown in fig. 14 to 16, the arm support includes a plurality of extending arms 41 hinged together in sequence, telescopic rods are respectively disposed between adjacent extending arms 41 and between the innermost extending arm 41 and the second sliding seat 38, the telescopic rods are hydraulic rods, and the adjacent telescopic rods are disposed on different sides of the extending arms 41 to achieve extension and contraction of the extending arms 41. In this embodiment, one end of each arm 41 is a hinge 4102 bent to one side, the other end is a connection 4101 bent to the opposite side, the hinge 4102 and the connection 4101 of the adjacent arm 41 are hinged together, one end of the telescopic rod is hinged to the arm 41 body, and the other end of the telescopic rod is hinged to the connection 4101 of the adjacent arm 41, so as to realize the extension and contraction of the arm 41. Still be equipped with slide 36 on the translation frame 35, but be equipped with horizontal rotation's installation pole 37 on slide 36, but exhibition arm 41 one side, exhibition arm 41 hinge department, installation pole 37 go up and respectively be equipped with one section conveyer pipe 42 between installation pole 37 and the three way connection 43, installation pole 37 front end is equipped with multistage conveyer pipe 42, all is connected through rotary joint between the adjacent conveyer pipe 42 and between conveyer pipe 42 and the three way connection 43, along with two 38 movements of slide, installation pole 37 is last, between installation pole 37 and the three way connection 43 and the conveyer pipe 42 of installation pole 37 front end can open by the coincide, slide 36 slides thereupon simultaneously to conveyer pipe 42 can continuously carry the concrete when satisfying the cantilever crane different positions.
As shown in fig. 14 and 15, the driving device includes chain wheels 39 disposed at the front and rear ends of the trolley frame 20, a chain disposed on the two chain wheels 39, and a reduction motor 40 for driving the chain wheels 39 to rotate, wherein the chain is connected with the second sliding seat 38 to drive the second sliding seat 38 to reciprocate along the translation frame 35.
In this embodiment, the clamping seat 14 is arranged below the longitudinal beam 7, the tensioning device includes a mounting seat 15 fixedly arranged on the outer side of the top of the clamping seat 14 and a movable locking block 16 arranged on the inner side of the top of the clamping seat 14, a plurality of second screw rods 17 are parallelly arranged on the mounting seat 15 and the locking block 16 in a penetrating manner, the bottom end of the longitudinal beam 7 is located between the mounting seat 15 and the locking block 16, locking nuts 18 are arranged at two ends of the second screw rods 17, and along with the tightening of the locking nuts 18, the locking block 16 is in contact with the longitudinal beam 7, so that the longitudinal beam 7 is tensioned towards the outer side of the lower template 2 (the inner wall direction of the tunnel at one side corresponding to the lower template 2). The bottom end of the longitudinal beam 7 is provided with a cylindrical support column 8, and the support column 8 is positioned between the mounting seat 15 and the locking block 16. The second screw rod 17 and the locking nut 18 are used for tensioning the supporting column 8 towards the outer side of the lower template 2, so that the template can realize self-bearing.
The supporting device comprises a supporting plate 2002 fixedly arranged on two supporting frames I2001 at the front part and a guide cylinder 32 fixedly arranged on two supporting frames I2001 at the rear part, the top of the supporting plate 2002 is matched with the edge of the outer end of the upper template 1, a supporting and propping effect is achieved when the supporting plate is sealed with a cast tunnel joint, a supporting rod 33 is arranged in the guide cylinder 32 and can move up and down, and the supporting rod 33 props against the top of the tunnel after being extended, so that the trolley and the templates are prevented from moving. As shown in fig. 10, a hydraulic rod five 34 is arranged in the guide cylinder 32, and the hydraulic rod five 34 is located between the bottom of the guide cylinder 32 and the lower end of the support rod 33. In this embodiment, the support rod 33 is open-topped square pipe, and the mouth of pipe slope sets up, the mouth of pipe department of support rod 33 inserts and is equipped with square cast support head 3301, support the arc profile looks adaptation in head 3301 top and tunnel, support head 3301 upper portion and be equipped with the baffle 3302 the same with mouth of pipe slope angle.
The transverse moving device comprises a guide seat 2601 arranged at the top of the traveling frame 26, a guide groove 2602 is arranged on the guide seat 2601 along the left-right direction, a guide plate 2603 matched with the guide groove 2602 is fixedly arranged at the bottom of the supporting beam 24, a hydraulic rod IV 2604 is arranged between the guide plate 2603 and the guide seat 2601, and the left-right relative position between the guide plate 2603 and the guide seat 2601 can be adjusted through the extension and contraction of the hydraulic rod IV 2604, so that the left-right relative position between the supporting beam 24 and the traveling frame 26 can be adjusted. The guide rail 29 is I-shaped, a plurality of traveling wheels 27 matched with the tops of the guide rail 29 are arranged at the bottom of the traveling frame 26, side wheels 28 are arranged on two sides of the guide rail 29 at the bottom of the traveling frame 26 through mounting arms 2801, and the guide rail 29 can be lifted up through the mounting arms 2801 and the side wheels 28. When the support beam 24 is lifted by the hydraulic rod three 25 with the support legs 23 side by side, the guide rail 29 is lifted by the side wheels 28, and the left and right positions of the guide seat 2601, the walking frame 26 and the guide rail 29 can be changed under the action of the cross-sliding device; after the left and right positions of the guide seat 2601, the walking frame 26 and the guide rail 29 are adjusted, the hydraulic rod three 25 is extended (at the moment, the top of the upper template 1 does not contact the cast tunnel), until the guide rail 29 is adjacent, and the support leg 23 is separated from the ground; then the second hydraulic rod 19 jacks up the cross beam 10 and the longitudinal beam 7, so that the longitudinal beam 7 is separated from the clamping seat 14, the tensioning rod 5 is loosened, the first hydraulic rod 4 is shortened, and the lower template 2 is contracted inwards; at the moment, on one hand, the front and rear positions of the trolley and the template can be adjusted along the guide rail 29 through the travelling wheels 27, on the other hand, the left and right positions of the supporting legs 23, the supporting beams 24 and the trolley frame 20 can be adjusted through the transverse moving device, after the left and right positions of the supporting legs 23, the supporting beams 24 and the trolley frame 20 are adjusted, the hydraulic rods three 25 are shortened to lift the supporting beams 24 and the guide rail 29, the left and right positions of the supporting legs 23, the walking frames 26 and the guide rail 29 are adjusted through the transverse moving device, and then the left and right positions of the supporting legs 23, the supporting beams 24 and the trolley frame 20 are adjusted through the transverse moving device, so that the reciprocating operation is carried out, the step-by-step adjustment of the left and right positions of the template and the trolley can be realized, and the actual operation efficiency is greatly improved at the turning positions of the tunnel and the like; after all adjustment is completed, the third hydraulic rod 25 is extended, one end of the upper template 1, which is provided with the supporting plate 2002, is abutted against the joint of the poured tunnel, the supporting rod 33 at the other end is extended and then abutted against the top of the tunnel, the first hydraulic rod 4 is extended, the lower template 2 is extended outwards, the tensioning rod 5 is locked, the longitudinal beam 7 is tensioned through the tensioning device, and further construction operation is performed on the next step.
As shown in fig. 5, 11 and 13, a plurality of reinforcing ribs are criss-cross arranged on both sides of the supporting plate 2002, the height of the reinforcing ribs longitudinally arranged on the inner side is gradually reduced from inside to outside, the reinforcing ribs are matched with the arc-shaped edge of the upper template 1, and the edge of the upper template 1 is supported by the reinforcing ribs.
The pouring system further comprises a PLC controller, the arm support and the driving device are controlled to pour the pouring windows on the template layer by layer, specifically, all hydraulic rods in the pouring system are controlled to stretch and stop, electronic equipment such as a speed reduction motor and a hydraulic pump is controlled to start and stop, and the arm support is enabled to accurately stretch the discharge end of the conveying pipe 42 into each pouring window to pour.
Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art may still make modifications to the technical solutions described in the foregoing embodiments, or may substitute some technical features of the embodiments; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (9)
1. The utility model provides a tunnel platform truck cantilever crane concrete construction pouring system which characterized in that: the casting trolley comprises a template and a casting trolley, wherein the template comprises an upper template and a lower template hinged with the left end and the right end of the upper template, a plurality of first hydraulic rods and a plurality of tension rods are arranged at the hinged positions between the upper template and the lower template, and a plurality of casting windows are arranged on the upper template and the lower template; the bottom of the lower template is provided with a plurality of joists along the length direction, the joists are connected with clamping seats arranged at clamping grooves at two sides of the pouring layer through longitudinal beams, and the clamping seats are provided with tensioning devices for applying acting force to the longitudinal beams;
a through hole is vertically formed in the joist, longitudinal beams are vertically movably arranged in the through hole, a connecting plate is arranged at the upper part of each longitudinal beam, a first screw rod is vertically arranged on the joist, the upper end of each screw rod penetrates out of the connecting plate and then is in threaded connection with a threaded sleeve, the tops of the longitudinal beams are fixedly connected with the same cross beam, no less than two joists are fixedly provided with second hydraulic rods, telescopic rods of the second hydraulic rods correspond to the cross beams, and the clamping seats are arranged below the longitudinal beams;
the pouring trolley comprises a square frame type trolley frame, a first support frame and a second support frame are fixedly arranged above and below four corners of the trolley frame respectively, a support device is fixedly arranged above the first support frame, a connecting frame is fixedly arranged at the bottom of the second support frame, a plurality of support legs are uniformly and annularly arranged at the bottom of the connecting frame, abdicating holes are formed in the second support frame and the connecting frame in the vertical direction, support beams are arranged in the abdicating holes, a hydraulic rod III is arranged between the tops of the support beams and the tops of the second support frames, a walking frame is arranged at the bottom of the support beams, a guide rail is arranged below the walking frame, and a transverse moving device is arranged between the walking frame and the support beams;
the trolley frame is further provided with a translation frame in the front-back direction, a sliding seat II is arranged on the translation frame in a sliding mode, a driving device for driving the sliding seat II to slide back and forth along the translation frame is arranged on the trolley frame, arm frames capable of automatically adjusting positions are arranged on two sides of the sliding seat II respectively, and a three-way connector is arranged on the sliding seat II and is connected with conveying pipes on the two arm frames and conveying pipes connected with conveying pumps respectively.
2. The concrete construction pouring system for the boom of the tunnel trolley according to claim 1, wherein: the cantilever crane is including hinge a plurality of exhibition arms together in proper order, all is equipped with the telescopic link between the adjacent exhibition arm and between the innermost exhibition arm and the slide two, still be equipped with slide one on the translation frame, but be equipped with horizontal rotation's installation pole on the slide one, exhibition arm one side, exhibition arm hinge department, installation pole are last, between installation pole and the three way connection and installation pole front end respectively are equipped with one section conveyer pipe, all are connected through rotary joint between the adjacent conveyer pipe and between conveyer pipe and the three way connection.
3. The concrete construction pouring system for the boom of the tunnel trolley according to claim 1, wherein: the driving device comprises chain wheels arranged at the front end and the rear end of the trolley frame, chains arranged on the two chain wheels and a speed reduction motor driving the chain wheels to rotate, and the chains are connected with the second sliding seat to drive the second sliding seat to do reciprocating motion along the translation frame.
4. The concrete construction pouring system for the boom of the tunnel trolley according to claim 1, wherein: the supporting plate is fixedly arranged on the two supporting frames at the front part, the top of the supporting plate is matched with the edge of the outer end of the upper die plate, the guide cylinder is fixedly arranged on the two supporting frames at the rear part, and the supporting rod can move up and down in the guide cylinder.
5. The concrete construction pouring system for the boom of the tunnel trolley according to claim 1, wherein: the transverse moving device comprises a guide seat arranged at the top of the walking frame, guide grooves are formed in the guide seat in the left-right direction, guide plates matched with the guide grooves are fixedly arranged at the bottom of the support beam, and a hydraulic rod IV is arranged between the guide plates and the guide seat.
6. The tunnel trolley arm support concrete construction pouring system according to claim 5, characterized in that: the guide rail is the I shape, walking frame bottom be equipped with a plurality ofly with the walking wheel of guide rail top looks adaptation, walking frame bottom is in through the installation arm the guide rail both sides are provided with the side wheel.
7. The concrete construction pouring system for the boom of the tunnel trolley according to claim 1, characterized in that: the tensioning device comprises a mounting seat fixedly arranged on the outer side of the top of the clamping seat and a locking block movably arranged on the inner side of the top of the clamping seat, a plurality of second screw rods are arranged on the mounting seat and the locking block in a penetrating mode in parallel, the bottom end of the longitudinal beam is located between the mounting seat and the locking block, and locking nuts are arranged at two ends of each second screw rod.
8. The tunnel trolley boom concrete construction pouring system according to claim 7, characterized in that: the bottom end of the longitudinal beam is provided with a cylindrical support column, and the support column is located between the mounting seat and the locking block.
9. The concrete construction pouring system for the boom of the tunnel trolley according to claim 1, wherein: the device also comprises a PLC controller which controls the arm support and the driving device to pour the pouring window on the template layer by layer.
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| CN114592888A (en) | 2022-06-07 |
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