CN217346004U - Reinforced concrete pipe manufacturing device - Google Patents

Abstract

The utility model relates to a concrete pipe makes technical field, provides a reinforced concrete pipe manufacturing installation. The device comprises a rack, a portal, a suspension roller shaft and a pipe die, wherein two ends of the suspension roller shaft are correspondingly and rotatably connected with the rack and the portal, and a driving motor in transmission connection with the suspension roller shaft is arranged on the rack; the pipe die comprises an inner die and an outer die which are coaxially arranged, wherein annular end dies are arranged at two ends of the inner die and at two ends of the outer die respectively, a reinforcement cage is arranged between the inner die and the outer die, a connecting piece is arranged between the inner die and the outer die and coaxially arranged with a suspension roller shaft, and a detachable pouring cover is arranged on the pipe die. Drive the pipe die rotation through mechanical mode, provide centrifugal force, let the concrete solidify together in quick evenly distributed and gathering in the pipe die, promoted the shaping speed and the closely knit degree of reinforced concrete pipe.

Description

Reinforced concrete pipe manufacturing device

Technical Field

The present disclosure relates to the field of concrete pipe manufacturing technology, and more particularly, to a reinforced concrete pipe manufacturing apparatus.

Background

Currently, a large number of rain and sewage pipelines are needed in construction districts, municipal drainage works and highway engineering, and a large batch of reinforced concrete pipes are generally needed in the construction of the engineering. In the prior art, a method generally adopted when manufacturing a reinforced concrete pipe is a vertical casting method, namely, an inner mold and an outer mold are vertically and coaxially arranged, a reinforcement cage is arranged between the inner mold and the outer mold, then casting is carried out, and after the casting is finished, the mold is removed, so that the reinforced concrete pipe is finally obtained. However, the above-mentioned casting method cannot ensure that the concrete can be effectively and densely filled between the inner mold and the outer mold, and the forming speed is slow.

SUMMERY OF THE UTILITY MODEL

In order to solve the above technical problem or at least partially solve the above technical problem, the present disclosure provides a reinforced concrete pipe manufacturing apparatus that ensures that a reinforced concrete pipe with a dense inner filling is quickly formed.

The invention provides a reinforced concrete pipe manufacturing device which comprises a rack, a portal frame, a suspension roll shaft and a pipe die, wherein two ends of the suspension roll shaft are correspondingly and rotatably connected with the rack and the portal frame, and a driving motor in transmission connection with the suspension roll shaft is arranged on the rack;

the pipe die comprises an inner die and an outer die which are coaxially arranged, wherein annular end dies are arranged at two ends of the inner die and at two ends of the outer die respectively, a reinforcement cage is arranged between the inner die and the outer die, a connecting piece is arranged between the inner die and the outer die and coaxially arranged with a suspension roller shaft, and a detachable pouring cover is arranged on the pipe die.

Optionally, the inner die is formed by at least three inner dies along the circumferential direction.

Optionally, the connecting member includes a telescopic mechanism, and two ends of the telescopic mechanism are correspondingly connected with the suspension roller shaft and the inner die.

Optionally, the connecting piece further includes a sleeve connected to the outer periphery of the suspension roller shaft, and two ends of the telescopic mechanism are correspondingly connected to the sleeve and the inner mold.

Optionally, the periphery of the roller shaft is detachably connected with a limiting block, and the limiting block is arranged at the side position of the end part of the sleeve.

Optionally, the outer mold comprises two half-body outer molds, the end molds comprise two half-body end molds, and annular grooves connected with the half-body end molds are formed in the outer wall of the inner mold and the inner wall of the outer mold.

Optionally, the side edges of the half external molds are provided with turning hoops, and connecting bolts are arranged between the mutually corresponding turning hoops on the two half external molds.

Optionally, the portal includes first stand, second stand and crossbeam, hang the roller axle with the crossbeam rotates to be connected, the first end of crossbeam with first stand rotates to be connected, the second end of crossbeam with the second stand can be dismantled and be connected.

Optionally, a first pin seat is arranged at the second end of the cross beam, a second pin seat matched with the first pin seat is arranged on the second upright column, and a connecting pin is arranged between the first pin seat and the second pin seat.

Optionally, the first upright column and the second upright column are both provided with mounting bases.

Compared with the prior art, the technical scheme provided by the embodiment of the disclosure has the following advantages: the driving motor is started, the suspension roller shaft drives the pipe die filled with concrete to rotate coaxially, under the action of centrifugal force, the concrete presses close to the outer die uniformly towards the outer ring in the pipe die, the gathering speed of the concrete is accelerated, then the pipe die is rapidly filled to be compact, and the reinforced concrete pipe which is internally filled to be compact is ensured to be rapidly formed. Drive the pipe die rotation through mechanical mode, provide centrifugal force, let the concrete solidify together in quick evenly distributed and gathering in the pipe die, promoted the shaping speed and the closely knit degree of reinforced concrete pipe.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure.

In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present disclosure, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

Fig. 1 is a front view of a reinforced concrete pipe manufacturing apparatus provided in an embodiment of the present disclosure;

FIG. 2 is a cross-sectional side view in the direction of a tube die provided by an embodiment of the present disclosure;

FIG. 3 is a schematic diagram of state switching of FIG. 2;

FIG. 4 is a cross-sectional view in a front view of a tube die provided by an embodiment of the present disclosure;

fig. 5 is a side view of a gantry provided by embodiments of the present disclosure.

Wherein, 1, a frame; 2. a gantry; 21. a first upright post; 22. a second upright post; 221. a second plug seat; 23. a cross beam; 231. a first pin base; 24. installing a base; 3. a suspension roller shaft; 31. a limiting block; 4. pipe die; 41. an inner mold; 411. separating an internal mold; 42. an outer mold; 421. a half-body external mold; 422. turning over the hoop; 43. end die; 431. half-body end molds; 432. fixing the rod; 44. a reinforcement cage; 45. pouring a cover; 46. an annular groove; 5. a connecting member; 51. a telescoping mechanism; 52. a sleeve; 6. the motor is driven.

Detailed Description

In order that the above objects, features and advantages of the present disclosure may be more clearly understood, aspects of the present disclosure will be further described below. It should be noted that the embodiments and features of the embodiments of the present disclosure may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present disclosure, but the present disclosure may be practiced otherwise than as described herein; it is to be understood that the embodiments disclosed in the specification are only a few embodiments of the present disclosure, and not all embodiments.

As shown in fig. 1, the reinforced concrete pipe manufacturing device provided by the present disclosure includes a frame 1, a gantry 2, a suspension roller shaft 3 and a pipe die 4, wherein two ends of the suspension roller shaft 3 are correspondingly rotatably connected with the frame 1 and the gantry 2, and the frame 1 is provided with a driving motor 6 in transmission connection with the suspension roller shaft 3. The rack 1 may be arranged as follows: frame 1 mainly used fixes driving motor 6, sets up the mounting hole in frame 1 and has the bearing loaded, and the first end and the bearing cooperation of overhang roll axle 3, and the first end of overhang roll axle 3 is provided with the driving disc, is equipped with the driving disc on driving motor 6's the transmission shaft equally, connects through driving belt between the driving disc, so driving motor 6 drives the rotation of overhang roll axle 3 in the frame 1. Wherein portal 2 can be dismantled for overhang roll axle 3, just so conveniently transport out the reinforced concrete pipe that the manufacturing was accomplished.

Pipe die 4 includes internal mold 41 and external mold 42 of coaxial setting, and the both ends of internal mold 41 and external mold 42 all are provided with annular end mould 43, are provided with steel reinforcement cage 44 between internal mold 41 and the external mold 42, and internal mold 41 sets up with overhang roll shaft 3 is coaxial and is provided with connecting piece 5 between the two, is provided with detachable pouring lid 45 on the pipe die 4.

In the above technical scheme, after the inner mold 41, the outer mold 42, the end mold 43 and the reinforcement cage 44 are assembled, the portal 2 is opened, the pipe mold 4 is hoisted to a position coaxial with the overhang roll shaft 3, the pipe mold 4 is connected with the overhang roll shaft 3 through the connecting piece 5, and the pouring cover 45 is opened to start pouring concrete. Starting driving motor 6 afterwards, hanging roller shaft 3 and driving the coaxial rotation of pipe die 4 that fills up the concrete, under the effect of centrifugal force, the concrete is to the outer lane is even in pipe die 4 and is pressed close to external mold 42 for the gathering speed of concrete, then it is closely knit fast with pipe die 4 packing, so ensure that quick shaping goes out the inside steel bar concrete pipe that fills closely. It should be noted that, the inner mold 41 can be provided with the pouring cover 45, the suspension roller shaft 3 drives the pipe mold 4 to rotate for a certain time, then the concrete is gradually filled to the outer ring, at this time, a certain amount of concrete is supplemented through the pouring cover 45 on the inner mold 41, and then the suspension roller shaft 3 continues to drive the pipe mold 4 to rotate coaxially, so as to finally form the reinforced concrete pipe.

Compared with the prior art, the mode through machinery drives pipe die 4 and rotates, provides centrifugal force, lets the concrete solidify together in quick evenly distributed and the gathering in pipe die 4, has promoted the shaping speed and the closely knit degree of reinforced concrete pipe.

In some embodiments, as shown in fig. 2 and 3, the reinforced concrete pipe needs to be demolded after being formed, and the inner mold 41 is inconvenient to be disassembled if it is an integral arrangement, so the inner mold 41 is formed of at least three divided inner molds 411 in a circumferential direction.

In the above technical solution, preferably, the inner mold 41 is uniformly divided into three divided inner molds 411 along the circumferential direction, and each divided inner mold 411 is connected to the suspension roller shaft 3 through the connecting member 5. Thus, after the reinforced concrete pipe is formed, the inner molds 411 can be conveniently removed one by one.

In some embodiments, as shown in fig. 2 and 3, the connecting member 5 includes a telescoping mechanism 51, the telescoping mechanism 51 may be an electro-hydraulic telescoping cylinder, multiple groups of electro-hydraulic telescoping cylinders may be arranged along the axial direction of the hanging roll shaft 3, and two ends of the telescoping mechanism 51 are connected with the hanging roll shaft 3 and the inner die 411 respectively.

In the above technical solution, as shown in fig. 2, when the reinforced concrete pipe is formed, the electric hydraulic telescopic cylinder works to drive the three sub-internal molds 411 to form a complete internal mold 41; as shown in fig. 3, after the reinforced concrete pipe is formed, the electric hydraulic telescopic cylinders work to retract, the three electric hydraulic telescopic cylinders drive the sub inner molds 411 to retract inwards one by one, and the retraction distances of the three sub inner molds 411 are gradually reduced, so that the inner mold 41 is disassembled, and the detachment of the inner mold 41 is completed. It should be noted that, there is a small distance between the three sub-inner molds 411, otherwise the sub-inner molds 411 will touch other sub-inner molds 411 when retracting inwards, but there is no need to worry about the problem that the concrete flows out from the gap too much, because the concrete itself has a certain viscosity, and when the suspension roller shaft rotates, the concrete is distributed to the outer ring under the action of the centrifugal force, so the concrete does not flow out from the gap.

Of course, in order to further ensure the sealing performance of the pipe die 4, a rubber sealing strip may be provided between the adjacent inner dies 411. Meanwhile, the connecting piece 5 can further comprise a screw rod 53, one end of the screw rod 53 is abutted to the rubber sealing strip, the other end of the screw rod 53 is connected with the suspension roller shaft 3, the screw rod 53 provides supporting force for the side edges of the two adjacent divided inner molds 411, it is ensured that the divided inner molds 411 cannot deform inwards when the reinforced concrete pipe is formed, after the reinforced concrete pipe is formed, the screw rod 53 and the sealing strip are firstly removed, and then the mold removal operation is carried out. The forming thickness of the reinforced concrete pipe can be adjusted through the divided inner die 411, specifically, the electric hydraulic telescopic oil cylinder extends outwards, the diameter of the inner die 41 formed by the divided inner die 411 is increased, meanwhile, the gap between the divided inner dies 411 is also increased, and at the moment, the gap is filled through an arc-shaped sealing strip.

In some embodiments, as shown in fig. 2 and 3, the connecting member 5 further includes a sleeve 52 connected to the outer circumference of the overhang roll shaft 3, the length of the sleeve 52 may be the same as the length of the pipe die 4, the sleeve 52 serves as a transition connection between the pipe die 4 and the overhang roll shaft 3, and both ends of the telescopic mechanism 51 are connected to the sleeve 52 and the inner die 411, respectively.

Among the above-mentioned technical scheme, reinforced concrete pipe need be quick demolish pipe die 4 from overhang roll shaft 3 after the shaping, can link together connecting piece 5 and pipe die 4 this moment. During assembly, one end of the electric hydraulic telescopic oil cylinder is connected with the sleeve 52, the other end of the electric hydraulic telescopic oil cylinder is connected with the inner die 411, then the reinforcement cage 44 is sleeved on the periphery of the inner die 411, and finally the outer die 42 and the end die 43 are assembled with the inner die 411. When the mold is disassembled, the pipe mold 4 and the sleeve 52 are lifted out along the suspension roller pump 3, the electric hydraulic telescopic oil cylinder retracts to complete the mold disassembly of the inner mold, and then the mold disassembly of the outer mold 42 and the end mold 43 is completed.

In some embodiments, as shown in fig. 1, the outer periphery of the suspension roller shaft 3 is detachably connected with a limiting block 31, a mounting point is arranged on the suspension roller shaft 3, the limiting block 31 and the suspension roller shaft 3 can be detachably connected through a bolt, and the limiting block 31 is arranged at the side position of the end of the sleeve 52.

In the above technical solution, after the sleeve 52 is engaged with the suspension roller shaft 3, the sleeve 52 may move in the axial direction during the rotation of the suspension roller shaft 3. And after sleeve 52 and overhang roll axle 3 cooperate, install stopper 31, stopper 31 arranges in the both ends of sleeve 52, then can avoid the problem that sleeve 52 removed, behind the reinforced concrete pipe shaping, can demolish stopper 31. Of course, the limit block 31 may not be provided, a mounting point is provided on the suspension roll shaft 3, a mounting hole is also provided on the sleeve 52, and the sleeve 52 and the suspension roll shaft 3 can be fixed by a bolt.

In some embodiments, as shown in fig. 4, the outer mold 42 comprises two half outer molds 421, the end mold 43 comprises two half end molds 431, the half end molds 431 may be opened with through holes for passing the reinforcing steel bars, and the outer wall of the inner mold 41 and the inner wall of the outer mold 42 are both provided with annular grooves 46 connected with the half end molds 431.

In the above technical solution, in order to facilitate the detachment and installation of the external mold 42 and the end mold 43, the external mold 42 and the end mold 43 are equally divided into two half bodies, after the periphery of the internal mold 41 is sleeved on the reinforcement cage 44, the half body end mold 431 is clamped in the annular groove 46 of the internal mold 41, the fixing rod 432 is inserted through the through hole on the half body end mold 431 and connected with the reinforcement cage 44, so that the reinforcement cage 44 is located at a position not in contact with both the internal mold 41 and the external mold 42, and then the annular groove 46 of the half body external mold 42 is connected with the half body end mold 431, and the assembly of the pipe mold 4 can be completed.

In some embodiments, as shown in fig. 4, the side of the half outer mold 421 is provided with a turn hoop 422, the turn hoop 422 is provided with a mounting hole, and a connecting bolt is provided between the corresponding turn hoops 422 on the two half outer molds 421.

In the above technical solution, the mutually matched turning hoop 422 is connected through the connecting bolt and the mounting hole, and finally the two half-body external molds 421 are mounted together.

In some embodiments, as shown in fig. 5, the gantry 2 includes a first upright column 21, a second upright column 22 and a cross beam 23, the suspension roller shaft 3 is rotatably connected to the cross beam 23, the cross beam 23 is provided with a mounting hole and a bearing, a first end of the cross beam 23 is rotatably connected to the first upright column 21, and a second end of the cross beam 23 is detachably connected to the second upright column 22.

Among the above-mentioned technical scheme, portal 2 sets up to the mode that can open and close, is convenient for transport pipe mould 4. When the device works, the second end of the suspension roller shaft 3 is in running fit with the bearing on the cross beam 23, and the second end of the cross beam 23 is connected with the second upright post 22. After the reinforced concrete pipe is formed, the second end of the cross beam 23 is separated from the second upright column 22, and the first end of the cross beam 23 rotates relative to the first upright column 21, so that the door frame 2 is opened, and the pipe die 4 can be lifted out at the moment.

In some embodiments, as shown in fig. 5, the second end of the cross beam 23 is provided with a first pin socket 231, the second upright 22 is provided with a second pin socket 221 matched with the first pin socket 231, and a connecting pin is arranged between the first pin socket 231 and the second pin socket 221.

In the above technical solution, the second end of the cross beam 23 and the second upright post 22 may be provided with mutually matched clamping portions, and then the stable connection between the cross beam 23 and the second upright post 22 is completed through the first pin seat 231, the second pin seat 221 and the connecting pin.

In some embodiments, as shown in fig. 5, the first upright 21 and the second upright 22 are each provided with a mounting base 24.

In the above technical solution, the mounting base 24 may be provided with a mounting hole, and an expansion bolt may be drilled through the mounting hole, so that the first column 21 and the second column 22 may be stably fixed at a work place.

It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in the process, method, article, or apparatus that comprises the element.

The previous description is only for the purpose of describing particular embodiments of the present disclosure, so as to enable those skilled in the art to understand or implement the present disclosure. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the disclosure. Thus, the present disclosure is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. The reinforced concrete pipe manufacturing device is characterized by comprising a rack (1), a portal (2), a suspension roller shaft (3) and a pipe die (4), wherein two ends of the suspension roller shaft (3) are correspondingly and rotatably connected with the rack (1) and the portal (2), and a driving motor (6) in transmission connection with the suspension roller shaft (3) is arranged on the rack (1);

pipe die (4) are including centre form (41) and external mold (42) of coaxial setting, centre form (41) with the both ends of external mold (42) all are provided with annular end mould (43) of circle, centre form (41) with be provided with steel reinforcement cage (44) between external mold (42), centre form (41) with hang roller axle (3) coaxial setting and be provided with connecting piece (5) between the two, be provided with detachable pouring lid (45) on pipe die (4).

2. A reinforced concrete pipe manufacturing apparatus as recited in claim 1, wherein said inner mold (41) is constituted by at least three divided inner molds (411) in a circumferential direction.

3. A reinforced concrete pipe manufacturing apparatus according to claim 2, wherein said connecting member (5) comprises a telescopic mechanism (51), and both ends of said telescopic mechanism (51) are connected to said suspension roller shaft (3) and said divided inner mold (411) correspondingly.

4. A reinforced concrete pipe manufacturing apparatus as claimed in claim 3, wherein said connecting member (5) further comprises a sleeve (52) connected to the outer circumference of said suspension roller shaft (3), and both ends of said telescopic mechanism (51) are connected to said sleeve (52) and said divided inner mold (411) correspondingly.

5. A reinforced concrete pipe manufacturing apparatus according to claim 4, wherein a stopper (31) is detachably attached to the outer periphery of the suspension roller shaft (3), and the stopper (31) is provided at a side position of the end of the sleeve (52).

6. A reinforced concrete pipe manufacturing apparatus as claimed in claim 1, wherein the outer mould (42) comprises two half outer moulds (421), the end mould (43) comprises two half end moulds (431), and the outer wall of the inner mould (41) and the inner wall of the outer mould (42) are each provided with an annular groove (46) connected to the half end moulds (431).

7. A reinforced concrete pipe manufacturing device as claimed in claim 6, characterized in that the side of the half external mold (421) is provided with a turn hoop (422), and a connecting bolt is arranged between the corresponding turn hoops (422) on the two half external molds (421).

8. A reinforced concrete pipe manufacturing device according to claim 1, characterized in that said portal (2) comprises a first upright (21), a second upright (22) and a cross beam (23), said suspension roller shaft (3) being rotatably connected to said cross beam (23), a first end of said cross beam (23) being rotatably connected to said first upright (21), a second end of said cross beam (23) being removably connected to said second upright (22).

9. A reinforced concrete pipe manufacturing apparatus according to claim 8, wherein the second end of the cross beam (23) is provided with a first pin seat (231), the second upright (22) is provided with a second pin seat (221) engaged with the first pin seat (231), and a connecting pin is provided between the first pin seat (231) and the second pin seat (221).

10. A reinforced concrete pipe manufacturing apparatus according to claim 8, wherein the first upright (21) and the second upright (22) are each provided with a mounting base (24).

Images