阅读说明：本技术 一种工作井混凝土浇筑辅助系统 (Working well concrete pouring auxiliary system ) 是由 李亚男 樊继庆 杨俊超 于 2021-06-30 设计创作，主要内容包括：本发明涉及一种工作井混凝土浇筑辅助系统,包括溜槽装置,所述溜槽装置用于将混凝土输送至工作井内预浇混凝土区域,所述溜槽装置包括横撑杆、漏斗、上溜槽和下溜槽,所述横撑杆用于水平支撑在工作井的井口上,所述漏斗设于所述横撑杆的中部,所述上溜槽和下溜槽分别设于所述漏斗的上方和下方,所述上溜槽的下端铰接在所述横撑杆上,且所述上溜槽下端的出料口对应设置在所述漏斗的进料口处,所述下溜槽的上端水平转动连接在所述漏斗的底部,且所述下溜槽上端的进料口对应设置在所述漏斗的出料口处,所述下溜槽的长度可调节。该工作井混凝土浇筑辅助系统,结构简单,操作和维护方便,安装便捷,能够提高工作井混凝土浇筑时的施工效率和工作质量。(The invention relates to a concrete pouring auxiliary system for a working well, which comprises a chute device, wherein the chute device is used for conveying concrete to a precast concrete area in the working well, the chute device comprises a transverse supporting rod, a funnel, an upper chute and a lower chute, the transverse supporting rod is horizontally supported on a well mouth of the working well, the funnel is arranged in the middle of the transverse supporting rod, the upper chute and the lower chute are respectively arranged above and below the funnel, the lower end of the upper chute is hinged on the transverse supporting rod, a discharge hole at the lower end of the upper chute is correspondingly arranged at a feed inlet of the funnel, the upper end of the lower chute is horizontally and rotatably connected to the bottom of the funnel, a feed inlet at the upper end of the lower chute is correspondingly arranged at a discharge hole of the funnel, and the length of the lower chute is adjustable. This work well concrete placement auxiliary system, simple structure, operation and maintenance are convenient, and it is convenient to install, efficiency of construction and operating mass when can improving work well concrete placement.)

1. The utility model provides a work well concrete placement auxiliary system, its characterized in that, includes the chute device, the chute device is used for carrying the precast concrete region in the work well with the concrete, the chute device includes spreader bar, funnel, goes up chute and lower chute, the spreader bar is used for the horizontal support on the well head of work well, the funnel is located the middle part of spreader bar, go up the chute and locate respectively with lower chute the top and the below of funnel, the lower extreme of going up the chute articulates on the spreader bar, just it corresponds the setting in the discharge gate department of funnel to go up the discharge gate of chute lower extreme, the upper end horizontal rotation of chute is connected down the bottom of funnel, just the feed inlet correspondence of chute upper end sets up down the discharge gate department of funnel, the length of chute is adjustable down.

2. The work well concrete pouring auxiliary system according to claim 1, wherein a telescopic support rod is arranged between the upper chute and the transverse supporting rod, and two ends of the support rod are respectively hinged on the transverse supporting rod and the upper chute.

3. The auxiliary concrete pouring system for the working well as defined in claim 2, wherein the support rods comprise an upper rod, a lower rod and a bolt, the lower rod is a hollow rod, the lower rod is sleeved on the upper rod, a plurality of inserting holes are respectively arranged on the upper rod and the lower rod at intervals, the inserting holes on the upper rod and the lower rod correspond to each other, and the bolt is inserted into the corresponding inserting holes of the upper rod and the lower rod to fixedly connect the upper rod and the lower rod together.

4. The auxiliary concrete pouring system for the working well is characterized in that a first circular plate is fixedly arranged at the lower part of the hopper and is positioned below the discharge port of the hopper, and a second circular plate is connected to the upper end of the lower chute and is horizontally and rotatably connected to the first circular plate.

5. The work well concrete pouring auxiliary system according to claim 4, wherein the second annular plate is connected with the lower chute through two connecting columns, and the lower ends of the two connecting columns are hinged on the lower chute.

6. The work well concrete pouring auxiliary system according to claim 1, wherein the lower chute comprises a plurality of telescopic joints, the telescopic joints are sequentially sleeved together to form a telescopic structure, and two adjacent telescopic joints are fixedly connected through screws.

7. The work well concrete pouring auxiliary system according to claim 1, further comprising a formwork device arranged on the inner side of a precast concrete area of the work well, wherein the formwork device comprises a vertical formwork, a cushion plate and a formwork support rod, the lower end of the vertical formwork is hinged to one end of the cushion plate, one end of the formwork support rod is hinged to the cushion plate, the other end of the formwork support rod abuts against the vertical formwork, and the formwork support rod is of a telescopic structure.

8. The pit concrete pouring support system according to claim 7, wherein a plurality of abutting portions are provided on the vertical formwork, the plurality of abutting portions are provided uniformly in a height direction of the vertical formwork, and one end of the formwork stay abuts against one of the abutting portions.

9. The auxiliary concrete pouring system for the working well according to claim 7, wherein at least one lug ring is arranged on each side of the vertical formwork, the lug rings are arranged on the side faces, facing the formwork support rods, of the vertical formwork, and the lug rings on the two sides of the vertical formwork are correspondingly arranged.

10. The auxiliary concrete pouring system for the working well according to claim 7, wherein the cushion plate is provided with at least one through hole, and the through hole is used for inserting a fixing rod to fix the cushion plate on the ground.

Technical Field

The invention relates to the technical field of municipal pipe well construction, in particular to a concrete pouring auxiliary system for a working well.

Background

The top-down construction method is mostly adopted for the pipe-jacking working well on the municipal road, the well room construction is carried out by layered excavation and pouring, due to the fact that construction is carried out on the municipal road, the locating direction of a tank car is limited during concrete pouring, the concrete car is difficult to move according to the poured part during pouring, the shapes of the pipe-jacking working wells are different, different parts of a well wall are difficult to reach during concrete pouring, the distance between a concrete discharge port and the pouring position is higher, segregation phenomena easily occur during concrete falling, and the concrete pouring is uneven and poor in forming quality. On the other hand, when the working well is excavated downwards by adopting a reverse construction method, the shaft bottom is often uneven, the traditional template is adopted, the assembly and disassembly are inconvenient, the template support is difficult, and the problems of template expansion and template explosion often occur.

Disclosure of Invention

In view of the above, the present invention provides a work well concrete pouring auxiliary system to solve the problems in the prior art.

According to the invention, the work well concrete pouring auxiliary system comprises a chute device, wherein the chute device is used for conveying concrete to a precast concrete area in a work well, the chute device comprises a transverse supporting rod, a funnel, an upper chute and a lower chute, the transverse supporting rod is horizontally supported on a well head of the work well, the funnel is arranged in the middle of the transverse supporting rod, the upper chute and the lower chute are respectively arranged above and below the funnel, the lower end of the upper chute is hinged to the transverse supporting rod, a discharge hole in the lower end of the upper chute is correspondingly arranged at a feed hole of the funnel, the upper end of the lower chute is horizontally and rotatably connected to the bottom of the funnel, a feed hole in the upper end of the lower chute is correspondingly arranged at the discharge hole of the funnel, and the length of the lower chute is adjustable.

Preferably, a telescopic supporting rod is arranged between the upper chute and the transverse supporting rod, and two ends of the supporting rod are respectively hinged to the transverse supporting rod and the upper chute.

Preferably, the support rod comprises an upper rod, a lower rod and a bolt, the lower rod is a hollow structure rod, the lower rod is sleeved on the upper rod, a plurality of inserting holes are respectively formed in the upper rod and the lower rod at intervals, the inserting holes in the upper rod and the lower rod correspond to each other, and the bolt is inserted into the inserting holes corresponding to the upper rod and the lower rod to fixedly connect the upper rod and the lower rod together.

Preferably, the lower part of funnel has set firmly first ring board, first ring board is located the below of funnel discharge gate, the upper end of lower chute is connected with second ring board, second ring board horizontal rotation is connected in on the first ring board.

Preferably, the second circular plate is connected with the lower chute through two connecting columns, and the lower ends of the two connecting columns are hinged to the lower chute.

Preferably, the lower chute comprises a plurality of telescopic joints, the telescopic joints are sequentially sleeved to form a telescopic structure, and two adjacent telescopic joints are fixedly connected through screws.

Preferably, still including being used for setting up at the regional inboard template device of precast concrete of working well, the template device includes founding template, cushion board and template vaulting pole, the lower extreme of founding the template with the one end of cushion board is articulated, the one end of template vaulting pole articulates on the cushion board, the other end butt of template vaulting pole is in on the founding template, the template vaulting pole is retractable structure.

Preferably, a plurality of abutting portions are provided on the vertical formwork, the plurality of abutting portions are uniformly provided in the height direction of the vertical formwork, and one end of the formwork strut abuts against one of the abutting portions.

Preferably, the both sides of founding the template are equipped with at least one earrings respectively, the earrings are located the founding template orientation on the side of template vaulting pole, the earrings of founding the template both sides correspond the setting.

Preferably, the cushion plate is provided with at least one through hole, and the through hole is used for inserting a fixing rod to fix the cushion plate on the ground.

According to the work well concrete pouring auxiliary system provided by the invention, the upper chute in the chute device is hinged on the transverse supporting rod, the height of the feeding hole of the upper chute can be adjusted by adjusting the angle between the upper chute and the transverse supporting rod, so that the height of the discharging hole of the concrete tank truck is adapted, and the segregation phenomenon of concrete caused by overhigh free falling height is prevented; the chute rotates to be connected in the funnel bottom down, and the length of chute is adjustable down, and constructor only need be rotatory through promoting chute down in the pit when concreting, can carry the concrete to the waiting of different position in the well and pour the region, is applicable to the concrete placement of the working well of various sizes and shapes. The working well concrete pouring auxiliary system is simple in structure, convenient to operate and maintain and convenient and fast to install.

Drawings

The above and other objects, features and advantages of the present invention will become more apparent from the following description of the embodiments of the present invention with reference to the accompanying drawings.

Fig. 1 shows a schematic structural view of a working well concrete pouring auxiliary system according to an embodiment of the present invention.

Fig. 2 is a schematic structural view illustrating a support rod in a concrete pouring auxiliary system for a working well according to an embodiment of the present invention.

Fig. 3 is a schematic structural view showing connection of a hopper and a chute in a concrete pouring auxiliary system for a working well according to an embodiment of the present invention.

Fig. 4 is a schematic structural view illustrating the connection of a funnel and a first annular plate in the concrete pouring auxiliary system for the working well according to the embodiment of the invention.

Fig. 5 is a schematic structural view showing the connection of the lower chute and the second circular plate in the concrete pouring auxiliary system for the working well according to the embodiment of the invention.

Fig. 6 is a schematic structural view illustrating a lower chute in a concrete pouring auxiliary system for a work well according to an embodiment of the present invention.

Fig. 7 is a schematic structural view illustrating a formwork device in a concrete pouring auxiliary system for a working well according to an embodiment of the present invention.

In the figure: the device comprises an upper chute 1, a lower chute 2, a telescopic joint 21, a second circular plate 22, a connecting column 23, a funnel 3, a first circular plate 31, a connecting rod 32, a transverse supporting rod 4, a supporting rod 5, a lower rod 51, an upper rod 52, a bolt 53, an inserting hole 501, a template device 6, a vertical template 61, a cushion plate 62, a through hole 621, a template supporting rod 63, a lower supporting rod 631, an upper supporting rod 632, an ear ring 64, an abutting part 65 and a working well 7.

Detailed Description

Various embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. Like elements in the various figures are denoted by the same or similar reference numerals. For purposes of clarity, the various features in the drawings are not necessarily drawn to scale.

Referring to fig. 1, the invention provides a work well concrete pouring auxiliary system, which comprises a chute device, wherein the chute device is used for conveying concrete to a precast concrete area in a work well, the chute device comprises a transverse supporting rod 4, a funnel 3, an upper chute 1 and a lower chute 2, the transverse supporting rod 4 is used for horizontally supporting on a well mouth of a work well 7, the funnel 3 is arranged in the middle of the transverse supporting rod 4, the upper chute 1 and the lower chute 2 are respectively arranged above and below the funnel 3, the lower end of the upper chute 1 is hinged on the transverse supporting rod 4, a discharge port at the lower end of the upper chute 1 is correspondingly arranged at a feed port of the funnel 3, the upper end of the lower chute 2 is horizontally and rotatably connected to the bottom of the funnel 3, a feed port at the upper end of the lower chute 2 is correspondingly arranged at a discharge port of the funnel 3, and the length of the lower chute 2 is adjustable.

In specific implementation, the transverse supporting rod 4 is made of sectional materials with good bending resistance, such as I-shaped steel, H-shaped steel, channel steel and the like; the funnel 3 is formed by rolling and welding steel plates, the upper opening of the funnel 3 is large, the lower opening of the funnel is small, and the outer part of the funnel 3 is in an inverted frustum shape with a wide upper part and a narrow lower part; the cross sections of the upper chute 1 and the lower chute 2 are both arc-shaped chute-shaped structures.

Among the chute device, go up chute 1 and articulate on horizontal brace 4, can adjust the height of the feed inlet of going up chute 1 upper end through adjusting the angle between chute 1 and the horizontal brace 4, and then adapt to the height of concrete tank car discharge gate, prevent the segregation phenomenon that the concrete appears because of the free fall height is too high. In order to facilitate the angle adjustment between the upper chute 1 and the transverse supporting rod 4 and then support and fix the upper chute 1 and the transverse supporting rod 4, a telescopic supporting rod 5 is arranged between the upper chute 1 and the transverse supporting rod 4, and two ends of the supporting rod 5 are respectively hinged to the transverse supporting rod 4 and the upper chute 1. As shown in fig. 2, in this embodiment, the support rod 5 includes an upper rod 52, a lower rod 51 and a plug 53, the lower rod 51 is a hollow rod, the lower rod 51 is sleeved on the upper rod 52, a plurality of insertion holes 501 are respectively formed in the upper rod 52 and the lower rod 51 at intervals, the insertion holes 501 in the upper rod 52 correspond to the insertion holes 501 in the lower rod 51, and the plug 53 is inserted into the insertion holes 501 in the upper rod 52 and the lower rod 51 to fixedly connect the upper rod 52 and the lower rod 51 together. The upper end of the upper rod 52 is hinged with the upper chute 1 through a hinged shaft, and the lower end of the lower rod 51 is hinged with the transverse supporting rod 4 through a hinged shaft.

In this chute device, but lower chute 2 level rotation ground is connected in the bottom of funnel 3, when carrying out concrete placement to the working well, constructor only need in the pit rotatory through promoting the chute, can treat the pouring area with the concrete that the concrete of different position in the well was carried to, realizes concrete placement's homogeneity, has reduced the extravagant phenomenon of the concrete that the delay of operation inconvenience, reaction caused. As shown in fig. 3 to 5, in order to realize the horizontal rotation connection of the lower chute 2 to the bottom of the funnel 3, a first circular plate 31 is fixedly arranged at the lower part of the funnel 3, the first circular plate 31 is positioned below the discharge hole of the funnel 3, the upper end of the lower chute 2 is connected with a second circular plate 22, and the second circular plate 22 is horizontally connected to the first circular plate 31. Specifically, in this embodiment, the second annular plate 22 is connected to the chute 2 through two connecting posts 23, the first annular plate 31 is connected to the bottom of the funnel 3 through two connecting rods 32, the outer diameter of the second annular plate 22 is smaller than the outer diameter of the first annular plate 31, the outer diameter of the second annular plate 22 is larger than the inner diameter of the first annular plate 31, the two connecting rods 32 are located on the first annular plate 31 at a position close to the outer circular contour thereof, the two connecting posts 23 are located on the second annular plate 22 at a position close to the inner circular contour thereof, the second annular plate 22 is located on the upper surface of the first annular plate 31, and the second annular plate 22 and the first annular plate 31 are concentrically disposed. Further, the lower ends of the two connecting columns 23 are hinged to the upper end of the lower chute 2, so that the angle between the lower chute 2 and the horizontal plane can be adjusted, and the chute device can be suitable for concrete pouring of working wells of various sizes and shapes.

The length of the lower chute 2 is adjustable, and when concrete is poured into the working well, the length of the lower chute 2 can be adjusted according to the position of a concrete pouring area in the working well. Specifically, the lower chute 2 comprises a plurality of telescopic joints 21, the telescopic joints 21 are sequentially sleeved together to form a telescopic structure, so that the length of the lower chute 2 can be adjusted, and two adjacent telescopic joints 21 are fixedly connected through screws. As shown in fig. 6, which is a schematic connection diagram between two adjacent telescopic joints in the chute, a cross section of the telescopic joint 21 is in a circular arc groove structure, a cross section of the telescopic joint 21 located inside is smaller than a cross section of the telescopic joint 21 located outside, and two adjacent telescopic joints 21 are slidably arranged. The telescopic joint 21 is provided with a plurality of threaded holes, and after the relative positions of two adjacent telescopic joints 21 are adjusted in a sliding manner, the telescopic joint 21 positioned inside is locked and fixed by screwing in a set screw in the threaded hole of the telescopic joint 21 outside.

This work well concrete placement auxiliary system is still including being used for setting up at the regional inboard template device 6 of precast concrete of work well, template device 6 includes founding template 61, cushion board 62 and template vaulting pole 63, and the lower extreme of founding template 61 and the one end of cushion board 62 are articulated, and the one end of template vaulting pole 63 articulates on cushion board 62, and the other end butt of template vaulting pole 63 is on founding template 61, and template vaulting pole 63 is the retractable structure. The template stay bar 63 includes a lower stay bar 631 and an upper stay bar 632 sleeved together, and the telescopic structure of the template stay bar 63 can refer to the telescopic structure of the support bar 5, which is not described herein again. The formwork device can be rapidly installed and disassembled, the formwork installing and disassembling speed can be improved, the construction efficiency is improved, the formwork device is fixed, convenient and rapid, the use of a scaffold is avoided, the angle of the vertical formwork can be adjusted according to the uneven condition of the shaft bottom, the forming appearance quality of concrete is guaranteed, and the phenomena of formwork expansion, formwork explosion and the like are reduced.

In the template device 6, the angle between the vertical template 61 and the cushion plate 62 can be adjusted by adjusting the length of the template stay 63 and adjusting the abutting position of the template stay 63 on the vertical template 61. In order to facilitate the formwork brace 63 to be reliably supported on the vertical formwork 61, the vertical formwork 61 is provided with a plurality of abutting portions 65, and the plurality of abutting portions 65 are uniformly distributed along the height direction of the vertical formwork 61, as shown in fig. 7, the abutting portions 65 include a vertical surface perpendicular to the vertical formwork 61 and an inclined surface forming a certain included angle with the vertical formwork 61, the vertical surface is arranged towards the cushion plate 62, the inclined surface is arranged opposite to the cushion plate 62, and one end of the formwork brace 63 abuts against the vertical surface of one of the abutting portions 65. In a specific implementation, a toothed rack may be fixedly disposed on the vertical form 61, and each of the saw-tooth units on the rack forms the abutting portion.

Furthermore, at least one ear ring 64 is respectively arranged on two sides of the vertical template 61, the ear ring 64 is arranged on the side surface of the vertical template 61 facing the template stay bar 63, and the ear rings 64 on two sides of the vertical template 61 are correspondingly arranged. Referring to fig. 7, in the present embodiment, two side of the vertical formwork 61 are respectively provided with two ear rings 64, and the size of the ear rings 64 on the two sides of the vertical formwork 61 and the arrangement height on the vertical formwork 61 are both in one-to-one correspondence, so that when two adjacent formwork devices 6 are connected, bolts can pass through the ear rings 64 on two adjacent vertical formworks 61 to fixedly connect the vertical formworks 61 of the two formwork devices 6 together.

At least one through hole 621 is further formed in the cushion plate 62, the through hole 621 is used for inserting a fixing rod into the through hole 621 of the cushion plate 62 when the template device 6 is used, the cushion plate 62 is fixed on the ground, the cushion plate 62 is prevented from moving on the ground, and the fixing rod can be made of steel bars or round steel. In this embodiment, the cushion plate 62 is provided with two through holes 621.

When the working well concrete pouring auxiliary system provided by the invention is used for pouring concrete into a working well, after the chute devices are assembled, the chute devices are stably placed on the top plane of the working well through the transverse support rods 4; after the concrete tank truck arrives at the site, the length of the support rod 5 is adjusted according to the height of the discharge port of the tank truck, so that the upper end of the upper chute 1 is arranged below the discharge port of the tank truck, after the adjustment is completed, the bolt 53 penetrates through one group of aligned plug-in holes 501 of the upper rod 52 and the lower rod 51, and the relative positions of the upper rod 52 and the lower rod 51 are fixed, so that the purpose of adjusting the height and the angle of the upper chute 1 to receive concrete and prevent concrete segregation caused by overhigh drop height is achieved. According to the size, the shape and the pouring position of a working well chamber, the length of the lower chute 2 is adjusted by adjusting the relative position of the telescopic joints 21 of the lower chute 2, so that the lower end of the lower chute 2 is positioned in a concrete pouring area, and when concrete is poured, a constructor can realize concrete pouring in different directions in the well by rotating the lower chute 2, and the uniformity of the concrete pouring is ensured. Before concrete pouring, the template device 6 is arranged on the inner side of a precast concrete area in a working well, when the template device 6 is erected, the cushion plate 62 is placed on the ground in the well, after the position of the vertical template 61 is determined, the cushion plate 62 is fixed on the ground through the through hole 621 formed in the cushion plate 62 through steel bars, the template device 6 is prevented from moving under stress, the length of the template support rod 63 and the angle of the vertical template 61 are adjusted, and the erection required position of the template device 6 is reached; when a plurality of template devices 6 are connected, the bolts penetrate through the lug rings 64 on two adjacent vertical templates 61 to be fixedly connected, so that the integrity of the templates is ensured.

The working well concrete pouring auxiliary system provided by the invention has the advantages of simple structure, convenience in operation and maintenance and convenience in installation, can improve the construction efficiency and the working quality of the working well during concrete pouring, and is worth of popularization and application.

It is noted that, herein, 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 a process, method, article, or apparatus that comprises the element.

Finally, it should be noted that: it should be understood that the above examples are only for clearly illustrating the present invention and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications of the invention may be made without departing from the scope of the invention.