CN210068155U

CN210068155U - Shaft template subassembly and shaft construction equipment

Info

Publication number: CN210068155U
Application number: CN201920877701.1U
Authority: CN
Inventors: 冯树营; 杜玲
Original assignee: BEIJING KANGGANG ENGINEERING TECHNOLOGY Co Ltd
Current assignee: BEIJING KANGGANG ENGINEERING TECHNOLOGY Co Ltd
Priority date: 2019-06-12
Filing date: 2019-06-12
Publication date: 2020-02-14
Anticipated expiration: 2029-06-12

Abstract

The utility model provides a shaft template subassembly and shaft construction equipment relates to engineering construction technical field, and the template that contains in this shaft template subassembly establishes a week around the wall of a well ring, and the main truss then sets up the inboard at the template, and is the annular setting equally, wherein through collar tie beam fixed connection between main truss and the template. The top of the vertical shaft is provided with a plurality of supporting rods around the wellhead of the vertical shaft, then the supporting rods are sleeved with the penetrating jacks, and meanwhile one ends of the penetrating jacks are connected with the main truss through the lifting frames. Through set up the jack that pierces through on the bracing piece, and the jack that pierces through can shift position on the bracing piece to the realization drives main truss and the template and climbs and carry out the stage-by-stage construction to the construction face, simultaneously, comes around the inboard a week of template and fixed with the template through the collar tie beam, then is connected fixedly with main truss and collar tie beam, can promote the steadiness that template and main truss are connected from this. In addition, the manufacturing process of the ring beam is mature, and the manufacturing cost is low.

Description

Shaft template subassembly and shaft construction equipment

Technical Field

The utility model relates to an engineering construction technical field particularly, relates to a shaft template subassembly and shaft construction equipment.

Background

With the rapid development of the economy of China, the infrastructure construction is continuously strengthened, wherein the road construction occupies a larger proportion in the infrastructure construction of China. In road construction, tunnel construction is often required at mountains to shorten the route and reduce the gradient and curvature. The shaft construction is an important part in tunnel construction, and the shaft construction is used as the last process of the whole construction process, so the requirements on the engineering quality are strict.

In the construction of current shaft, for super high shaft, adopt creeping formwork structure mostly, nevertheless in concrete setting, its structure that sets up the connection template is unstable, and manufacturing cost is higher.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a shaft template subassembly and shaft construction equipment to the not enough among the above-mentioned prior art to in solving current creeping formwork structure, the truss is connected unstable and the higher problem of manufacturing cost with the template.

In order to achieve the above object, the embodiment of the present invention adopts the following technical solutions:

in one aspect of the embodiments of the present invention, there is provided a shaft formwork assembly, comprising a support bar, a formwork and a main truss; the template is arranged around the well wall for a circle, the main truss is annularly arranged on the inner side of the template, and the main truss is fixedly connected with the template through a ring beam; the top end of the vertical shaft is provided with a plurality of support rods around the well mouth of the vertical shaft, the support rods are sleeved with penetrating jacks, the penetrating jacks can move on the support rods, and one ends of the penetrating jacks are connected with the main truss through lifting frames.

Optionally, the ring beam is a channel steel; one groove wall of the channel steel is detachably connected with the main truss, and the other groove wall of the channel steel is detachably connected with the inner wall of the template through angle steel.

Optionally, the shaft formwork assembly further comprises a plurality of sets of secondary trusses; the multiple groups of auxiliary trusses are arranged in the main truss, and two ends of the multiple groups of auxiliary trusses are respectively connected with the main truss.

Furthermore, a plurality of groups of auxiliary trusses are connected with each other.

Optionally, the lifting frame comprises a transverse plate and a vertical plate which are perpendicular to each other and fixedly connected at the ends; the other end of the transverse plate is fixedly connected with one end of the center-penetrating jack, and the other end of the vertical plate is detachably connected with the main truss.

Optionally, an included angle is formed between the template and the well wall, and the diameter of the template is gradually reduced from the well mouth to the inside around the formed circumference.

The utility model discloses on the other hand of embodiment provides a shaft construction equipment, including the shaft template subassembly of any kind of above-mentioned.

The beneficial effects of the utility model include:

the utility model provides a shaft template subassembly, the template that contains in this shaft template subassembly establishes a week around the wall of a well ring, and the main truss then sets up the inboard at the template, and is the annular setting equally, wherein through collar tie beam fixed connection between main truss and the template. The top of the vertical shaft is provided with a plurality of supporting rods around the wellhead of the vertical shaft, then the supporting rods are sleeved with the penetrating jacks, and meanwhile one ends of the penetrating jacks are connected with the main truss through the lifting frames. Through set up the jack that pierces through on the bracing piece, and the jack that pierces through can shift position on the bracing piece to the realization drives main truss and template and climbs and carry out stage by stage construction to the construction face, avoids adopting the big and big shortcoming of support body structure of the volume of joining in marriage that full hall support brought then. Meanwhile, the ring beam is wound around the inner side of the template for a circle and is fixed with the template, and then the main truss is connected and fixed with the ring beam, so that the connection stability of the template and the main truss can be improved. In addition, the manufacturing process of the ring beam is mature, and the manufacturing cost is low.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of a shaft formwork assembly according to an embodiment of the present invention;

fig. 2 is a second schematic structural diagram of a shaft formwork assembly according to an embodiment of the present invention;

fig. 3 is a third schematic structural diagram of a shaft formwork assembly according to an embodiment of the present invention;

fig. 4 is a partially enlarged view of the area a in fig. 3.

Icon: 100-a shaft; 101-a template; 102-a primary truss; 103-a support bar; 104-a hoisting frame; 1041-a transverse plate; 1042-a vertical plate; 105-a secondary truss; 106-a feedthrough jack; 107-ring beam.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. It should be noted that, in the case of no conflict, various features in the embodiments of the present invention may be combined with each other, and the combined embodiments are still within the scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In one aspect of the embodiments of the present invention, there is provided a shaft 100 formwork 101 assembly, as shown in fig. 1, comprising a supporting rod 103, a formwork 101, and a main truss 102; the template 101 is arranged around the well wall for a circle, the main truss 102 is annularly arranged on the inner side of the template 101, and the main truss 102 is fixedly connected with the template 101 through a ring beam 107; a plurality of support rods 103 are arranged at the top end of the shaft 100 around the shaft mouth of the shaft 100, a penetrating jack 106 is sleeved on each support rod 103, the penetrating jack 106 can move on each support rod 103, and one end of each penetrating jack 106 is connected with the main truss 102 through a lifting frame 104.

Specifically, this application provides a template 101 subassembly that uses in shaft 100 construction, including playing location and supporting role's bracing piece 103, in addition, the setting of bracing piece 103 can also be better guarantee template 101 after the whole combination of template 101 subassembly straightness accuracy, improve the cable groove build the quality, can also improve the precision of construction simultaneously, improve shaft 100 build the quality. The supporting rods 103 are arranged around the opening of the shaft 100 and have a plurality of supporting rods, in order to realize automatic climbing and reduce the structure of the whole frame body, a penetrating jack 106 which can move relative to the supporting rods 103 is sleeved on the supporting rods 103, and the main truss 102 is connected to one end of the penetrating jack 106 through a lifting frame 104, so that the main truss 102 is fixedly connected. The main truss 102 is arranged around the inner wall of the shaft wall for a circle, the outer wall of the main truss 102 is fixedly connected with a template 101 through a ring beam 107, and the template 101 is attached to the shaft wall of the shaft 100 and is arranged in an annular shape. In which the ring beam 107 is arranged around the ring-shaped formwork 101 in a circle, so that the ring beam and the formwork 101 can be firmly fastened together, and the whole main truss 102 can be horizontally arranged only by ensuring that the ring beam 107 is arranged in the same horizontal plane. Meanwhile, the connection of the ring beam 107 is stable, the connection strength is high, the connection fixing strength of the main truss 102 and the template 101 can be effectively improved, the problem that the connection cost is high due to the fact that a jack is used in the prior art, more split type connection is added, the integrity is reduced, and the connection strength is reduced is avoided.

It should be noted that, firstly, the material of the support rods 103 and whether the support rods are uniformly spaced along the opening of the shaft 100, and the number of the support rods are not particularly limited, but the number of the support rods and the strength of the support rods must meet the construction requirement. Preferably, at least 19 support rods 103 are uniformly arranged at intervals around the opening of the shaft 100, so that all parts of the main truss 102 are uniformly stressed, the frame body structure is not easy to damage, and the support rods 103 on one side are prevented from being overloaded to cause potential safety hazards.

Secondly, the present application does not limit the specific structural form of the movement of the center-penetrating jack 106 relative to the supporting rod 103, for example, locking and releasing devices may be respectively disposed at the upper end and the lower end of the center-penetrating jack 106, and by external control, when climbing is required, the locking and releasing device at the lower end is controlled to be locked with the supporting rod 103, then the locking and releasing device at the upper end is unlocked with the supporting rod 103, and then the upper end of the piston rod is controlled to extend to a specified length, then the loosening and releasing device at the upper end is controlled to be locked with the supporting rod 103, the locking and releasing device at the lower end is released, and the piston is controlled to retract, so as to drive.

Thirdly, the template 101 in the application is arranged around the well wall for a circle, when the well wall is cylindrical, the well wall can be formed by splicing one sub-template 101 by one, and the shape of the sub-template 101 is arc; when the well wall is arranged in a partition mode in fig. 1, the sub-templates 101 comprise arc-shaped templates 101 and straight-plate-type templates 101.

Fourth, the material of the form 101 is not particularly limited in this application, and may be made of steel, iron, or other forms. The steel template 101 of preferred adoption can improve the structural strength of template 101 subassembly, can also reduce the probability that template 101 subassembly takes place the damage simultaneously, has effectively reduced the cost of later maintenance, has reduced the frequency of changing simultaneously, further reduction use cost.

Fifth, the connection structure of the main girder 102 may be a rod-shaped structure and connected by flanges.

As shown in fig. 1, when the shaft 100 is a middle partition type structure in fig. 1, the formwork 101 assembly of the shaft 100 provided by the present application is used to set the semicircle of the left half first, and at first, the support rods 103 with a circle of semicircle are uniformly arranged around the wellhead at intervals, and then the semicircular main truss 102 and the formwork 101 formed by splicing the arc shape and the straight plate shape are sequentially arranged. The right half shaft 100 is then set up.

It should be noted that, when the middle partition type is set, if it is necessary to ensure that the construction progress of the left and right halves is consistent, that is, when synchronous climbing is realized, the lifting frame 104 connected to the middle partition area is adopted, as shown in fig. 3, the lifting frame 104 in the middle is set.

Optionally, the ring beam 107 is a channel steel; one groove wall of the channel steel is detachably connected with the main truss 102, and the other groove wall of the channel steel is detachably connected with the inner wall of the formwork 101 through angle steel.

For example, referring to fig. 4, the ring beam 107 is a channel steel, and a bottom channel wall of the channel steel is connected to a side channel wall of the channel steel by an angle steel, so that the installation surface is always a planar structure, and the strength and the load bearing capacity of the whole template 101 assembly are increased. The form 101 and the channel steel are preferably detachably connected, and the channel steel and the main truss 102 may be connected by bolts as shown in fig. 4, or may be connected by threads, and the like.

It should be noted that the channel steel may be formed as an integral ring by splicing small segments, preferably as a whole, so that the integrity of the entire formwork 101 assembly is improved, and the overall strength is further enhanced.

Optionally, the shaft 100 template 101 assembly further comprises a plurality of sets of sub-trusses 105; a plurality of sets of secondary trusses 105 are disposed in the main truss 102 and both ends of the plurality of sets of secondary trusses 105 are connected to the main truss 102, respectively.

For example, as shown in fig. 2, the two ends of the auxiliary truss 105 are connected between the left half annular main truss 102 in an auxiliary manner, so as to further increase the overall structural strength of the rack body, and meanwhile, the auxiliary truss 105 includes multiple groups, so that unsafe risks such as the loose structure of the rack body can be effectively avoided.

It should be noted that the connection structure of the sub-truss 105 may be a rod-shaped structure and connected by a flange.

Further, a plurality of sets of sub-trusses 105 are connected to each other.

Specifically, the plurality of sets of sub-trusses 105 are connected with each other and arranged in a cross manner, so that the supporting strength of the overall frame body can be improved by utilizing the sub-trusses 105 to the maximum. Thereby meeting the requirements of actual construction.

Optionally, the lifting frame 104 includes a horizontal plate 1041 and a vertical plate 1042 which are perpendicular to each other and fixedly connected at their ends; the other end of the cross plate 1041 is fixedly connected to one end of the center-penetrating jack 106, and the other end of the vertical plate 1042 is detachably connected to the main truss 102.

For example, as shown in fig. 3, the lifting frame 104 includes a horizontal plate 1041 and a vertical plate 1042 that are perpendicular to each other and have two end portions fixedly connected to each other, wherein the left end of the horizontal plate 1041 is fixedly connected to the bottom end of the through jack 106, and the specific fixing manner may be various forms such as screwing, welding, and the like. Reinforcing ribs can be arranged at the connecting positions of the transverse plate 1041 and the vertical plate 1042, so that the load capacity of the whole lifting frame 104 is further increased. The vertical plates 1042 are fixedly connected with the main truss 102, wherein in order to ensure strength, the vertical plates 1042 can be I-shaped steel or channel steel and the like with reinforcing ribs, so that the lifting frame 104 has strength meeting the construction specification, and potential safety hazards possibly existing in the lifting frame 104 are avoided.

It should be noted that, when the shaft 100 is designed in a partition manner as shown in fig. 3, in order to ensure synchronous lifting of the left half and the right half, one supporting rod 103 and the center-penetrating jack 106 may be shared under the condition that construction requirements can be met, and meanwhile, when the shaft is set, the interval distance at the entrance of the partition may be reduced, and a plurality of groups of supporting rods 103 and center-penetrating jacks 106 are provided, so as to ensure synchronous lifting of the left half and the right half.

Optionally, an included angle is formed between the template 101 and the well wall, and the diameter of the template 101 around the formed circumference is gradually reduced from the well head to the inside.

Specifically, as shown in fig. 3, the template 101 is in the form of an inverted circular truncated cone, that is, the template 101 is slightly inclined, the distance between the top end of the template 101 and the well wall is smaller than the distance between the bottom end of the template 101 and the well wall, that is, an included angle is formed between the template 101 and the well wall, and the diameter of the template 101 around the formed circumference is gradually reduced from the wellhead to the inside. Thus, when the mold releasing operation is required, the mold releasing operation can be completed by slightly lifting the mold plate 101 upward. The operation procedure of coating the release agent on the template 101 assembly before traditional demolding is avoided, so that demolding of the template 101 assembly is facilitated, the construction process is simplified, and the construction efficiency is further improved.

The embodiment of the utility model provides a another aspect provides a shaft 100 construction equipment, including any kind of shaft 100 template 101 subassembly above-mentioned.

In addition, a construction apparatus for the shaft 100 is provided, wherein the lifting manner of the lifting frame 104 may be a rail, that is, a rail is provided on a predetermined line on which the lifting frame 104 travels, and the lifting frame 104 is slidably provided on a support frame, so as to realize mobile lifting. The detachable connection described above may facilitate installation and transport of the entire formwork 101 assembly. Meanwhile, this embodiment includes all the advantages of the above embodiments, and thus, will not be described in detail.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A shaft template component is characterized by comprising a support rod, a template and a main truss; the template is arranged around the well wall for a circle, the main truss is annularly arranged on the inner side of the template, and the main truss is fixedly connected with the template through a ring beam;

the top end of the vertical shaft is provided with a plurality of support rods around a well head of the vertical shaft, the support rods are sleeved with penetrating jacks, the penetrating jacks can move on the support rods, and one ends of the penetrating jacks are connected with the main truss through lifting frames.

2. The hoistway formwork assembly of claim 1, wherein the collar is a channel; one groove wall of the channel steel is detachably connected with the main truss, and the other groove wall of the channel steel is detachably connected with the inner wall of the template through angle steel.

3. The hoistway formwork assembly of claim 1, further comprising a plurality of sets of sub-trusses; the multiple groups of the auxiliary trusses are arranged in the main truss, and two ends of the multiple groups of the auxiliary trusses are respectively connected with the main truss.

4. A hoistway formwork assembly as defined in claim 3 wherein a plurality of sets of said sub-trusses are interconnected.

5. A hoistway formwork assembly as defined in claim 1 wherein the lifting frame includes a cross plate and a riser plate that are perpendicular to each other and fixedly connected at their ends; the other end of the transverse plate is fixedly connected with one end of the center-penetrating jack, and the other end of the vertical plate is detachably connected with the main truss.

6. The shaft template assembly of claim 1, wherein the template is angled with respect to the wall of the well, the template tapering from the wellhead to the interior around the circumference of the template.

7. A shaft construction apparatus comprising a shaft formwork assembly as claimed in any one of claims 1 to 6.