CN115256626A - Production device and method of photovoltaic tubular pile - Google Patents
Production device and method of photovoltaic tubular pile Download PDFInfo
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- CN115256626A CN115256626A CN202210918862.7A CN202210918862A CN115256626A CN 115256626 A CN115256626 A CN 115256626A CN 202210918862 A CN202210918862 A CN 202210918862A CN 115256626 A CN115256626 A CN 115256626A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 title claims description 13
- 230000000670 limiting effect Effects 0.000 claims abstract description 27
- 238000003825 pressing Methods 0.000 claims abstract description 20
- 230000007246 mechanism Effects 0.000 claims description 29
- 230000002787 reinforcement Effects 0.000 claims description 23
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 14
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 14
- 241001330002 Bambuseae Species 0.000 claims description 14
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 14
- 239000011425 bamboo Substances 0.000 claims description 14
- 239000000725 suspension Substances 0.000 claims description 9
- 238000007689 inspection Methods 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 230000008569 process Effects 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 238000009826 distribution Methods 0.000 claims description 6
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 5
- 239000004567 concrete Substances 0.000 claims description 5
- 239000003351 stiffener Substances 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 4
- 238000005452 bending Methods 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 2
- 238000010030 laminating Methods 0.000 claims 2
- 238000010583 slow cooling Methods 0.000 claims 1
- 239000011513 prestressed concrete Substances 0.000 abstract description 15
- 238000012545 processing Methods 0.000 description 12
- 238000009417 prefabrication Methods 0.000 description 6
- 230000003014 reinforcing effect Effects 0.000 description 6
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 230000003044 adaptive effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000001816 cooling Methods 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
- 238000003754 machining Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B21/00—Methods or machines specially adapted for the production of tubular articles
- B28B21/56—Methods or machines specially adapted for the production of tubular articles incorporating reinforcements or inserts
- B28B21/60—Methods or machines specially adapted for the production of tubular articles incorporating reinforcements or inserts prestressed reinforcements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B11/00—Apparatus or processes for treating or working the shaped or preshaped articles
- B28B11/24—Apparatus or processes for treating or working the shaped or preshaped articles for curing, setting or hardening
- B28B11/245—Curing concrete articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B21/00—Methods or machines specially adapted for the production of tubular articles
- B28B21/56—Methods or machines specially adapted for the production of tubular articles incorporating reinforcements or inserts
- B28B21/68—Methods or machines specially adapted for the production of tubular articles incorporating reinforcements or inserts and applying centrifugal forces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B21/00—Methods or machines specially adapted for the production of tubular articles
- B28B21/76—Moulds
- B28B21/80—Moulds adapted to centrifugal or rotational moulding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B21/00—Methods or machines specially adapted for the production of tubular articles
- B28B21/90—Methods or apparatus for demoulding or discharging after shaping
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Structural Engineering (AREA)
- Piles And Underground Anchors (AREA)
- Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)
Abstract
The invention discloses a production device and a production method of a photovoltaic tubular pile, which belong to the technical field of photovoltaic tubular piles and aim at the problems that when a prestressed concrete photovoltaic tubular pile is prefabricated, the opening and closing operation of a mould is inconvenient, time and labor are wasted and the stability is poor; according to the invention, through the pressing of the T-shaped rod and the screwing treatment of the locking bolt, after the locking bolt is completely screwed, the positioning sleeve a and the positioning sleeve b are preliminarily locked through the locking bolt, the two bolts are used for inserting and limiting the bolts and the limiting clamp is used for tightly limiting the annular groove of the positioning pin, so that triple locking and positioning are formed between the positioning sleeve a and the positioning sleeve b, the operation is simple, and the stability is higher.
Description
Technical Field
The invention belongs to the technical field of photovoltaic tubular piles, and particularly relates to a production device and method of a photovoltaic tubular pile.
Background
With the high-quality development of the times, the demand of people on the solar photovoltaic power station is continuously increased, and the fishing light complementation expands the area of the solar photovoltaic power station and improves the productivity of lakes and ocean sites; a photovoltaic support foundation is required to be arranged below a photovoltaic plate and a photovoltaic support in a beach field such as a lake and the ocean, the prestressed concrete pipe pile is widely applied to a solar photovoltaic power station as the most common photovoltaic support foundation, and the photovoltaic plate is installed on the prestressed concrete pipe pile by the photovoltaic support through welding or mechanical connection.
The pile body resistance to compression bearing capacity of prestressed concrete tubular pile also is proportional with the concrete strength, and in order to strengthen the resistance to compression bearing capacity of tubular pile, the pile body is inside still to set up the steel reinforcement cage, is prefabricating processing to prestressed concrete photovoltaic tubular pile at present, and it need utilize the mould that is upper and lower distribution to carry out prefabrication and handles, and when using the mould to prefabricate processing to prestressed concrete photovoltaic tubular pile, it has following obvious defect:
(1) when the die of the prestressed photovoltaic tubular pile is used for die assembly and die opening, as the upper die and the lower die are locked through a plurality of bolts, the bolts need to be loosened or screwed when the die is opened and closed, time and labor are wasted, and the efficiency of the die when the die is opened and closed is greatly reduced.
(2) Because the prestressed concrete photovoltaic tubular pile needs to be suspended and transferred for multiple times through the upper die and the lower die during prefabrication, the stability of the die during die assembly is also particularly important during suspension.
Therefore, a device and a method for producing a photovoltaic tubular pile are needed, and the problems that the prestressed concrete photovoltaic tubular pile in the prior art is inconvenient to mould opening and closing operation of a mould, wastes time and labor and is poor in stability when being prefabricated are solved.
Disclosure of Invention
The invention aims to provide a production device and a production method of a photovoltaic tubular pile, which aim to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a production device of photovoltaic tubular pile, is including the last mould section of thick bamboo and the lower mould section of thick bamboo that are distribution from top to bottom, go up the mould section of thick bamboo with the surface of lower mould section of thick bamboo all is fixed with a plurality of semicircle rings that are evenly distributed, forms four of two closed rings form the locking district between the semicircle ring, and the inside in every locking district is provided with two stiffeners that are the symmetric distribution, two the stiffener respectively with go up the mould section of thick bamboo with the surface mounting of lower mould section of thick bamboo, the inside in every locking district all is provided with the locking mechanism that is the symmetric distribution.
According to the scheme, the locking mechanism comprises a positioning sleeve a fixed to the outer surface of the upper die barrel, a positioning sleeve b fixed to the outer surface of the lower die barrel is arranged on the bottom surface of the positioning sleeve a, two positioning pins symmetrically distributed penetrate through the top surface of the positioning sleeve a in a sliding mode, a pressing plate is jointly fixed to the top surfaces of the two positioning pins, two U-shaped areas protruding upwards are arranged on the inner wall of the pressing plate, positioning springs are fixed to the inner wall of each U-shaped area and the top surface of the corresponding positioning sleeve a, threaded holes are formed in the centers of the positioning sleeve a and the positioning sleeve b, locking bolts are connected to the inner wall of the threaded holes in the positioning sleeve a in a threaded mode, the locking bolts penetrate through the center of the top surface of the pressing plate, and limiting mechanisms matched with the two positioning pins are arranged on the bottom surface of the positioning sleeve b.
It is further worth explaining that the limiting mechanism comprises a guide sleeve fixed to the bottom face of the positioning sleeve b, a T-shaped rod penetrates through the outer surface of the guide sleeve in a sliding mode, a fixing block is fixed to the inner end of the T-shaped rod, a pressing spring fixed to the fixing block and the guide sleeve is arranged on the outer surface of the T-shaped rod, and a limiting clamp attached to the bottom face of the positioning sleeve b is fixed to the top face of the fixing block.
It should be further noted that the bottom surface of the positioning pin is provided with a round angle, the bottom surface of the positioning pin is provided with an annular groove, and the outer surface of the limiting clamp is provided with a groove attached to the annular groove.
As a preferred embodiment, a rotation groove is formed in the center of the semicircular ring, clamping grooves formed in the outer side walls of the semicircular ring are formed in two sides of the rotation groove, and the end portion of the reinforcing rod is fixed to the inner wall of the adjacent clamping groove.
A production method of a photovoltaic tubular pile comprises the following steps:
s1, reinforcing steel bar framework reinforcement: selecting prestressed reinforcements with adaptive lengths according to the lengths of the upper die cylinder and the lower die cylinder, positioning the prestressed reinforcements, forming spiral stirrups on the outer surfaces of the prestressed reinforcements through a reinforcement rolling mill, carrying out thread locking installation on two ends of the prestressed reinforcements and a pile head, and installing a pull head screw rod at one end to form a prestressed reinforcement framework;
s2, pouring: placing the prestressed reinforcement framework formed in the step S1 in a lower die cylinder, pouring concrete in the lower die cylinder through a feeder, covering and installing an upper die cylinder and the lower die cylinder, and completing locking and installing treatment of the upper die cylinder and the lower die cylinder through a plurality of locking mechanisms and limiting mechanisms;
s3, tensioning prestress: the jack and the puller screw are used for carrying out thread positioning, the puller screw is applied with an outward acting force through the jack, the prestress of the prestress reinforcement framework is released, and the thread positioning of the jack and the puller screw is released after tensioning is finished;
s4, centrifugal forming: the upper die cylinder and the lower die cylinder which are subjected to prestress release in the step S3 are sent into a centrifugal area through a suspension machine, and centrifugal forming treatment is carried out by rotating the upper die cylinder and the lower die cylinder;
s5, steam pressure curing: feeding the upper die cylinder and the lower die cylinder which are centrifugally formed in the step S4 into a steam curing pool through a hanging machine for normal-pressure steam curing, and inspecting the demolding strength;
s6, demolding: the tubular pile subjected to normal-pressure steam curing and qualified demolding strength inspection in the step S5 is suspended and taken out from the upper die cylinder and the lower die cylinder through a suspension crane, and the upper die cylinder and the lower die cylinder are separated through the operation of a locking mechanism and a limiting mechanism, so that the tubular pile is subjected to demolding treatment;
s7, high-pressure steam curing: the pipe pile demoulded in the step S6 is preliminarily inspected to be qualified and then is sent into an autoclave for high-pressure high-temperature curing;
s8, checking and warehousing: and (5) carrying out bending resistance, strength and appearance quality inspection on the high-pressure maintained pipe piles in the step (S7), and carrying out stacking and warehousing treatment after the pipe piles are qualified.
As a preferred embodiment, the centrifugal forming process in step S4 includes low-speed centrifugal forming, low-medium-speed centrifugal forming, medium-speed centrifugal forming and high-speed centrifugal forming which are sequentially performed, and the centrifugal forming process time in step S4 is less than 50min.
In a preferred embodiment, the autoclave curing treatment in step S5 includes standing, heating, maintaining at a constant temperature, and slowly cooling in sequence, and the demolding strength is higher than 35MPa.
As a preferred embodiment, the steam pressure during the high pressure steam curing treatment of step S7 is 1MPa, and the temperature is 180 ℃.
Compared with the prior art, the production device and the production method of the photovoltaic tubular pile, provided by the invention, at least have the following beneficial effects:
(1) Through with locking bolt temporary storage in position sleeve a through the screw hole, need not to dismantle completely or collect to deposit the processing locking bolt, the convenience that places and follow-up use is improved to a certain extent.
(2) Through the processing of pressing down and the tightening to the locking bolt to T shape pole, treat that the locking bolt screws up the back completely, loosen the effort to T shape pole, can make between position sleeve a and the position sleeve b carry out preliminary locking through the locking bolt, two bolts are spacing to its grafting and spacing chucking of spacing clamp to the ring channel department of locating pin, thereby form triple locking location between formation position sleeve a and the position sleeve b, the operation is simple, and the stability is higher, greatly reduced go up the consuming time when the compound die is handled to die sleeve and lower die sleeve, and when carrying out the die sinking to it and handling, through pressing T shape pole and loosening the locking bolt can, and is easy and simple to handle, time saving and labor saving, the efficiency of prestressed concrete photovoltaic tubular pile at prefabrication processing has been improved greatly.
(3) The upper die barrel and the lower die barrel are rapidly opened and closed by adopting the locking mechanism and the limiting mechanism, so that the time consumption for opening and closing the die is greatly reduced, and the stability of the upper die barrel and the lower die barrel is fully ensured, and when the prestressed concrete photovoltaic pipe pile is prefabricated by reinforcing steel bar framework reinforcing steel bars, pouring, tensioning prestress, centrifugal forming, autoclaved curing, demoulding and high-pressure steam curing, the prefabrication efficiency is greatly improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic diagram of a separating structure of an upper mold cylinder and a lower mold cylinder according to the present invention;
FIG. 3 is an enlarged schematic view of the area A in FIG. 2 according to the present invention;
FIG. 4 is a schematic view of a partial structure at a position a of the positioning sleeve according to the present invention;
FIG. 5 is an enlarged view of the area B in FIG. 4 according to the present invention;
FIG. 6 is a flow chart of the method of the present invention.
In the figure: 1. feeding the die cylinder; 2. a lower die cylinder; 3. a semicircular ring; 4. a reinforcing bar; 5. a locking mechanism; 51. a positioning sleeve a; 52. a positioning sleeve b; 53. positioning pins; 54. a pressing plate; 55. a positioning spring; 56. a threaded hole; 57. locking the bolt; 6. a limiting mechanism; 61. a guide sleeve; 62. a T-shaped rod; 63. a fixed block; 64. a compression spring; 65. a limiting clamp; 7. an annular groove; 8. a groove; 9. a rotating groove; 10. a clamping groove.
Detailed Description
The present invention will be further described with reference to the following examples.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer and more complete, the technical solutions of the embodiments of the present invention will be described below with reference to the drawings of the embodiments of the present invention, it is obvious that the described embodiments are some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work based on the described embodiments of the present invention belong to the protection scope of the present invention.
The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention. The conditions in the embodiments can be further adjusted according to specific conditions, and simple modifications of the method of the present invention based on the concept of the present invention are within the scope of the claimed invention.
Referring to fig. 1-5, the invention provides a production device of a photovoltaic tubular pile, which comprises an upper die cylinder 1 and a lower die cylinder 2 which are distributed up and down, wherein a plurality of semicircular rings 3 which are uniformly distributed are fixed on the outer surfaces of the upper die cylinder 1 and the lower die cylinder 2, a locking area is formed between the four semicircular rings 3 which form two closed circular rings, two reinforcing rods 4 which are symmetrically distributed are arranged inside each locking area, the two reinforcing rods 4 are respectively fixed with the outer surfaces of the upper die cylinder 1 and the lower die cylinder 2, locking mechanisms 5 which are symmetrically distributed are arranged inside each locking area, and the locking mechanisms 5 are arranged to form split type installation with the upper die cylinder 1 and the lower die cylinder 2, so that the die assembly treatment of the upper die cylinder 1 and the lower die cylinder 2 can be realized by adjusting the locking mechanisms.
Further as shown in fig. 1, fig. 2, fig. 3 and fig. 5, it should be specifically described that the locking mechanism 5 includes a positioning sleeve a51 fixed to the outer surface of the upper die cylinder 1, a positioning sleeve b52 fixed to the outer surface of the lower die cylinder 2 is disposed on the bottom surface of the positioning sleeve a51, two positioning pins 53 symmetrically distributed are slidably inserted through the top surface of the positioning sleeve a51, a pressing plate 54 is commonly fixed to the top surfaces of the two positioning pins 53, two U-shaped areas protruding upward are disposed on the inner wall of the pressing plate 54, a positioning spring 55 is fixed to the inner wall of the U-shaped area and the top surface of the positioning sleeve a51, a threaded hole 56 is formed in the centers of the positioning sleeve a51 and the positioning sleeve b52, a locking bolt 57 is threadedly connected to the inner wall of the threaded hole 56 on the positioning sleeve a51, the locking bolt 57 penetrates through the center of the top surface of the pressing plate 54, a limiting mechanism 6 matched with the two positioning pins 53 is disposed on the bottom surface of the positioning sleeve b52, and is configured to perform limiting engagement processing on the positioning pin 53, and further improve the stability of the positioning pin 53 when the positioning sleeve a and the positioning sleeve b52 are inserted.
As further shown in fig. 1, fig. 2 and fig. 5, it should be specifically described that the limiting mechanism 6 includes a guide sleeve 61 fixed to the bottom surface of the positioning sleeve b52, a T-shaped rod 62 slidably penetrates through the outer surface of the guide sleeve 61, a fixed block 63 is fixed to the inner end of the T-shaped rod 62, a compression spring 64 fixed to the fixed block 63 and the guide sleeve 61 is disposed on the outer surface of the T-shaped rod 62, a limiting clip 65 attached to the bottom surface of the positioning sleeve b52 is fixed to the top surface of the fixed block 63, a rounded corner is disposed on the bottom surface of the positioning pin 53, an annular groove 7 is disposed on the bottom surface of the positioning pin 53, and a groove 8 attached to the annular groove 7 is disposed on the outer surface of the limiting clip 65, wherein in an initial state, the limiting clip 65 is disposed coaxially with the center axis of the positioning pin 53 through the elastic force of the compression spring 64, the limiting clip 65 is disposed coaxially with the center of the positioning pin 53, the groove 8 of the limiting clip 65 can be moved inward by pressing the T-shaped rod 62, so that the positioning pin 53 extends to the positioning sleeve b52 to the outside of the positioning sleeve b52, and the positioning pin 51 a and a of the positioning sleeve 51 can be improved by releasing the clamping the groove 8 of the positioning pin 53.
Further as shown in fig. 1, 2 and 4, it is worth specifically explaining that a rotation groove 9 is formed in the center of the semicircular ring 3, clamping grooves 10 formed in the outer side wall of the semicircular ring 3 are formed in two sides of the rotation groove 9, the end portion of the reinforcing rod 4 is fixed to the inner wall of the adjacent clamping groove 10, the rotation groove 9 is formed so that the upper mold cylinder 1 and the lower mold cylinder 2 can be more conveniently and stably subjected to centrifugal forming processing when the molds are closed, and the clamping grooves 10 are formed so that the upper mold cylinder 1 and the lower mold cylinder 2 can be more stably suspended and transferred by a suspension machine when the molds are closed.
The scheme has the following working processes: when the prestressed concrete photovoltaic tubular pile is prefabricated, after the prestressed concrete photovoltaic tubular pile is configured and processed, the prestressed concrete photovoltaic tubular pile is sent into the lower die cylinder 2, at the moment, concrete is delivered into the lower die cylinder 2 at a constant speed through a feeder, then the upper die cylinder 1 is covered and installed above the lower die cylinder 2, at the moment, when each locking area is locked and installed, the T-shaped rod 62 is firstly pressed, so that the T-shaped rod 62 drives the fixing block 63 and the limiting clamp 65 to move towards the outer surface of the lower die cylinder 2, meanwhile, the locking bolt 57 is subjected to thread locking processing through a tool until the pressing plate 54 and the positioning pin 53 are driven to move downwards, when the locking bolt 57 completely locks the positioning sleeve a51 and the positioning sleeve b52 in a thread manner, the bottom surface of the pressing plate 54 is attached to the top surface of the positioning sleeve a51, the positioning spring 55 is compressed, at the moment, the annular groove 7 of the positioning pin 53 extends out of the bottom surface of the positioning sleeve b52, at the moment, the inward pressing effect on the T-shaped rod 62 is released, the elastic return effect of the elastic clamp is realized through the elastic return to be clamped with the annular groove 7, so that each locking bolt 53 is locked and each locking area can be locked and each locking bolt 57 can be locked synchronously; when the upper die cylinder 1 and the lower die cylinder 2 need to be subjected to die sinking treatment, the T-shaped rod 62 is pressed, and meanwhile, the locking bolt 57 is loosened to realize the thread locking limiting effect of the locking area, so that the operation is simple and convenient.
According to the working process, the following steps are known: the locking bolt 57 is temporarily stored in the positioning sleeve a51 through the threaded hole 56, so that the locking bolt 57 does not need to be completely disassembled or collected and stored, and the convenience of placing and subsequent use of the locking bolt 57 is improved to a certain extent; through the pressing of T shape pole 62 and the processing of screwing up of locking bolt 57, treat that locking bolt 57 screws up the back completely, loosen the effort to T shape pole 62, can make between position sleeve a51 and the position sleeve b52 carry out preliminary locking through locking bolt 57, two bolts are spacing to its grafting and spacing chucking of spacing clamp 65 to annular groove 7 department of locating pin 53, thereby form triple locking location between formation position sleeve a51 and the position sleeve b52, its easy operation, stability is higher, and it locks the location through a plurality of bolts for the tradition, its greatly reduced go on die assembly time consuming when handling to last mould section of thick bamboo 1 and lower mould section of thick bamboo 2, and when carrying out the die sinking processing to it, through pressing T shape pole 62 and unscrewing locking bolt 57 can, easy and simple to handle, and time saving and labor saving, the efficiency of precast processing of prestressed concrete photovoltaic tubular pile has been improved greatly.
Referring to fig. 6, a method for producing a photovoltaic tubular pile includes the following steps:
s1, reinforcing steel bar framework reinforcement: according to the lengths of the upper die cylinder 1 and the lower die cylinder 2, selecting prestressed reinforcements with adaptive lengths to position the prestressed reinforcements, forming spiral stirrups on the outer surfaces of the prestressed reinforcements through a reinforcement rolling mill, carrying out thread locking installation on two ends of the prestressed reinforcements and a pile head, and installing a pull head screw rod at one end to form a prestressed reinforcement framework;
s2, pouring: placing the prestressed reinforcement framework formed in the step S1 in a lower die cylinder 2, pouring concrete in the lower die cylinder 2 through a feeder, covering and mounting an upper die cylinder 1 and the lower die cylinder 2, and completing locking and mounting processing of the upper die cylinder 1 and the lower die cylinder 2 through a plurality of locking mechanisms 5 and limiting mechanisms 6;
s3, tensioning prestress: the jack and the puller screw are used for carrying out thread positioning, the puller screw is applied with an outward acting force through the jack, the prestress of the prestress reinforcement framework is released, and the thread positioning of the jack and the puller screw is released after tensioning is finished;
s4, centrifugal forming: the upper die cylinder 1 and the lower die cylinder 2 which are subjected to prestress release in the step S3 are conveyed into a centrifugal area through a suspension machine, centrifugal forming treatment is carried out by rotating the upper die cylinder 1 and the lower die cylinder 2, the centrifugal forming treatment comprises low-speed centrifugal forming, low-medium-speed centrifugal forming, medium-speed centrifugal forming and high-speed centrifugal forming which are sequentially carried out, and the centrifugal forming treatment time in the step S4 is less than 50min;
s5, steam pressure curing: sending the upper die cylinder 1 and the lower die cylinder 2 which are centrifugally formed in the step S4 into a steam curing pool through a hanging machine for normal-pressure steam curing, and carrying out demolding strength inspection, wherein the steam curing treatment comprises standing, temperature rising, constant temperature and slow temperature reduction which are sequentially distributed, and the demolding strength inspection demolding strength is higher than 35MPa;
s6, demolding: the tubular pile which is subjected to normal-pressure steam curing in the step S5 and is qualified in demolding strength inspection is suspended and taken out from the upper die cylinder 1 and the lower die cylinder 2 through a suspension crane, and the upper die cylinder 1 and the lower die cylinder 2 are separated through the operation of the locking mechanism 5 and the limiting mechanism 6, so that the tubular pile is subjected to demolding treatment;
s7, high-pressure steam curing: the pipe pile demoulded in the step S6 is sent into an autoclave for high-pressure high-temperature curing after being preliminarily inspected to be qualified, wherein the steam pressure in the high-pressure steam curing treatment process is 1MPa, and the temperature is 180 ℃;
s8, checking and warehousing: and (5) carrying out bending resistance, strength and appearance quality inspection on the high-pressure maintained pipe piles in the step (S7), and carrying out stacking and warehousing treatment after the pipe piles are qualified.
To sum up: through adopting locking mechanism 5 and stop gear 6 to realize opening and shutting the mould fast and handle upper die cylinder 1 and lower die cylinder 2, greatly reduced it is required consuming time that opens and shuts the mould to fully ensure upper die cylinder 1 and lower die cylinder 2's stability, thereby when making prestressed concrete photovoltaic tubular pile through reinforcing bar skeleton arrangement of reinforcement, pour, stretch-draw prestressing force, centrifugal forming, evaporate the pressure maintenance, the drawing of patterns and evaporate under the foster technology and process the prefabrication, improve the prefabrication machining efficiency to it greatly.
Unless defined otherwise, technical or scientific terms used herein should be construed as commonly understood by one of ordinary skill in the art, and the use of the term "comprising" or "including" and the like in the present invention means that the element or item preceding the term covers the element or item listed after the term and its equivalents, but does not exclude other elements or items, and the term "connected" or "connected" and the like are not limited to physical or mechanical connections, but may also include electrical connections, whether direct or indirect, "upper", "lower", "left", "right", and the like, are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may be changed accordingly.
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 (9)
1. The utility model provides a production device of photovoltaic tubular pile, is including last mould section of thick bamboo (1) and lower mould section of thick bamboo (2) that distribute about being, its characterized in that, go up mould section of thick bamboo (1) with the surface of lower mould section of thick bamboo (2) all is fixed with a plurality of semicircle rings (3) that are evenly distributed, forms four of two closed rings form the locking district between semicircle ring (3), and the inside in every locking district is provided with two stiffener (4) that are the symmetric distribution, two stiffener (4) respectively with go up mould section of thick bamboo (1) with the external surface mounting of lower mould section of thick bamboo (2), the inside in every locking district all is provided with locking mechanical system (5) that are the symmetric distribution.
2. The production device of the photovoltaic tubular pile of claim 1, characterized in that: the locking mechanism (5) comprises a positioning sleeve a (51) fixed on the outer surface of the upper die cylinder (1), the bottom surface of the positioning sleeve a (51) is provided with a positioning sleeve b (52) fixed on the outer surface of the lower die cylinder (2), two positioning pins (53) symmetrically distributed penetrate through the top surface of the positioning sleeve a (51) in a sliding mode, a pressing plate (54) is jointly fixed on the top surface of each positioning pin (53), two U-shaped areas protruding upwards are arranged on the inner wall of each pressing plate (54), positioning springs (55) are fixed on the inner walls of the U-shaped areas and the top surface of each positioning sleeve a (51), a threaded hole (56) is formed in the center of each positioning sleeve a (51) and the center of each positioning sleeve b (52), a locking bolt (57) is in threaded connection with the inner wall of each threaded hole (56) on each positioning sleeve a (51), each locking bolt (57) penetrates through the center of the top surface of each pressing plate (54), and a limiting mechanism (6) matched with the two positioning pins (53) is arranged on the bottom surface of each positioning sleeve b (52).
3. The production device of the photovoltaic tubular pile as claimed in claim 2, wherein: stop gear (6) include with uide bushing (61) that position sleeve b (52) bottom surface is fixed, the surface of uide bushing (61) slides and runs through T shape pole (62), the inner of T shape pole (62) is fixed with fixed block (63), the surface of T shape pole (62) be provided with fixed block (63) with pressure spring (64) that uide bushing (61) is fixed, the top surface of fixed block (63) be fixed with position sleeve b (52) bottom surface laminating spacing clamp (65).
4. The production device of the photovoltaic tubular pile as claimed in claim 3, wherein: the bottom surface of locating pin (53) is provided with the fillet, ring channel (7) have been seted up to the bottom surface of locating pin (53), the surface of spacing clamp (65) is provided with recess (8) of laminating mutually with ring channel (7).
5. The production device of the photovoltaic tubular pile as claimed in claim 4, wherein: the center department of semicircle ring (3) has seted up and has rotated groove (9), the both sides that rotate groove (9) are provided with centre gripping groove (10) of seting up in semicircle ring (3) lateral wall, the tip of stiffener (4) is with adjacent the inner wall in centre gripping groove (10) is fixed.
6. A production method of the photovoltaic pipe pile according to any one of claims 1 to 5, characterized in that: the method comprises the following steps:
s1, reinforcing steel bar framework reinforcement: according to the lengths of the upper die cylinder (1) and the lower die cylinder (2), selecting a prestressed steel bar with an appropriate length to position the prestressed steel bar, forming a spiral stirrup on the outer surface of the prestressed steel bar through a steel bar rolling mill, carrying out thread locking installation on two ends of the prestressed steel bar and a pile head, and installing a pull head screw at one end to form a prestressed steel bar framework;
s2, pouring: placing the prestressed reinforcement framework formed in the step S1 in a lower die cylinder (2), pouring concrete in the lower die cylinder (2) through a feeder, covering and installing an upper die cylinder (1) and the lower die cylinder (2), and completing locking and installing treatment of the upper die cylinder (1) and the lower die cylinder (2) through a plurality of locking mechanisms (5) and limiting mechanisms (6);
s3, tensioning prestress: the jack and the puller screw are used for carrying out thread positioning, the puller screw is applied with an outward acting force through the jack, the prestress of the prestress reinforcement framework is released, and the thread positioning of the jack and the puller screw is released after tensioning is finished;
s4, centrifugal forming: the upper die cylinder (1) and the lower die cylinder (2) which are subjected to prestress release in the step S3 are conveyed into a centrifugal area through a suspension machine, and centrifugal forming treatment is carried out by rotating the upper die cylinder (1) and the lower die cylinder (2);
s5, steam pressure curing: conveying the upper die cylinder (1) and the lower die cylinder (2) which are centrifugally formed in the step S4 into a steam curing pool through a suspension machine for normal-pressure steam curing, and inspecting the demolding strength;
s6, demolding: the tubular pile which is subjected to normal-pressure steam curing in the step S5 and is qualified in demolding strength inspection is suspended and taken out from the upper die cylinder (1) and the lower die cylinder (2) through a suspension crane, and the upper die cylinder (1) and the lower die cylinder (2) are separated through the operation of the locking mechanism (5) and the limiting mechanism (6), so that the tubular pile is subjected to demolding treatment;
s7, high-pressure steam curing: the pipe pile demoulded in the step S6 is preliminarily inspected to be qualified and then is sent into an autoclave for high-pressure high-temperature curing;
s8, checking and warehousing: and (5) carrying out bending resistance, strength and appearance quality inspection on the high-pressure maintained pipe piles in the step (S7), and carrying out stacking and warehousing treatment after the pipe piles are qualified.
7. The production method of the photovoltaic tubular pile according to claim 6, characterized in that: the centrifugal forming treatment in the step S4 comprises low-speed centrifugal forming, low-medium-speed centrifugal forming, medium-speed centrifugal forming and high-speed centrifugal forming which are sequentially carried out, and the centrifugal forming treatment time in the step S4 is less than 50min.
8. The production method of the photovoltaic tubular pile according to claim 6, characterized in that: and the step S5 of autoclaving and curing treatment comprises standing, heating, constant temperature and slow cooling which are distributed in sequence, wherein the demolding strength is higher than 35MPa according to demolding strength test.
9. The production method of the photovoltaic pipe pile according to claim 6, characterized in that: in the high-pressure steam curing treatment process of the step S7, the steam pressure is 1MPa, and the temperature is 180 ℃.
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| CN115256626B (en) | 2024-07-19 |
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