CN210239684U - Lining device for partition wall of multi-arch tunnel - Google Patents
Lining device for partition wall of multi-arch tunnel Download PDFInfo
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- CN210239684U CN210239684U CN201920666851.8U CN201920666851U CN210239684U CN 210239684 U CN210239684 U CN 210239684U CN 201920666851 U CN201920666851 U CN 201920666851U CN 210239684 U CN210239684 U CN 210239684U
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Abstract
The utility model relates to a tunnel construction field aims at solving the problem that current mid-board former has the inefficiency of construction and/or unable continuous construction, provides company and encircles tunnel mid-board lining cutting equipment, and it includes two dollies, sets up in well pilot tunnel about two dollies with the interval. The trolley comprises a main vertical frame, and double wheels at the lower part of the main vertical frame are in rolling fit with double tracks extending along the extending direction of the middle pilot hole, so that the trolley can move along the extending direction of the middle pilot hole. The outer sides of the two trolleys are respectively connected with the corresponding side wall of the primary support system of the middle pilot tunnel, and the inner sides of the two trolleys are respectively connected with a template. The two formworks are spaced apart from each other to define a molding cavity for molding the intermediate wall. And at least one template is provided with a pouring port communicated with the molding cavity and used for feeding pouring materials into the molding cavity. The beneficial effects of the utility model are that can independently accomplish the construction of mid-board in succession, can reduce the input of manpower, material resources, convenient to use and accelerate the engineering progress.
Description
Technical Field
The utility model relates to a tunnel construction field particularly, relates to partition wall lining equipment in chain tunnel.
Background
In tunnel construction, a middle pilot tunnel needs to be arranged first, and a middle partition wall formed in the middle pilot tunnel is used for realizing support.
The existing intermediate wall forming equipment has the problems of low construction efficiency and/or incapability of continuous construction.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a continuous tunnel mid-wall lining equipment to there is the problem of the low and/or unable continuous construction of efficiency of construction in solving current mid-wall former.
The embodiment of the utility model is realized like this:
a lining device for an intermediate wall of a multi-arch tunnel is used for forming the intermediate wall in a middle pilot tunnel and comprises two trolleys which are arranged in the middle pilot tunnel at intervals from left to right. The trolley comprises a main vertical frame, and double wheels at the lower part of the main vertical frame are in rolling fit with double tracks extending along the extending direction of the middle pilot hole, so that the trolley can move along the extending direction of the middle pilot hole. The outer sides of the two trolleys are respectively connected with the corresponding side wall of the primary support system of the middle pilot tunnel, and the inner sides of the two trolleys are respectively connected with a template. The two formworks are spaced apart from each other to define a molding cavity for molding the intermediate wall. And at least one template is provided with a pouring port communicated with the molding cavity and used for feeding pouring materials into the molding cavity. The "inner side of the trolley" refers to the opposite side of the two trolleys, namely the side close to the intermediate wall to be formed; the outer side of the trolley is one side of the trolley corresponding to the side wall of the middle guide hole.
When the arch tunnel mid-partition lining equipment in this scheme was used, removed two dollies to waiting to become mid-partition department, then connected the outside of dolly respectively on the lateral wall of the well pilot tunnel primary branch system that corresponds, and made the template on two dollies correspond and injectd the shaping chamber. Concrete or similar building materials are poured into the forming cavity from the pouring opening. And after the form removal condition is met, moving the trolley to the next pouring position for pouring and forming until the construction of the intermediate wall is completed.
The continuous tunnel mid-partition wall lining equipment in this scheme can independently accomplish the construction of mid-partition wall in succession, has the input that can reduce manpower, material resources, convenient to use and the beneficial effect who accelerates the engineering progress.
In one embodiment, the following features are additionally provided:
one side of the main stand close to the corresponding template is respectively connected with different positions of the template through two telescopic cylinders, the upper telescopic cylinder is obliquely and upwards connected with a higher point of the template, and the lower telescopic cylinder is obliquely and downwards connected with a lower point of the template, so that the pose of the template can be adjusted through the stretching of the two telescopic cylinders.
In one embodiment, the following features are additionally provided:
the main stand comprises left and right spaced uprights and a plurality of cross bars respectively transversely connecting the left and right uprights. A plurality of horizontal poles are along vertical interval distribution. The telescopic cylinder is connected to the vertical rod close to the corresponding template. At least part of the cross rods are connected with different vertical positions of the template through telescopic rods collinear with the cross rods. The telescopic link has the free state that can the atress is flexible and is locked unable flexible locking state. After the characteristic is additionally arranged, when the lining equipment for the partition wall in the multi-arch tunnel is used, the telescopic rod is in a free state, the telescopic cylinder is used for telescopically adjusting the template to a required pose, and then the telescopic rod is locked to keep a fixed length so as to play a role in connecting and positioning the template.
In one embodiment, the following features are additionally provided:
the upper part of the outer side close to the vertical rod corresponding to the template is connected to the side wall of the middle pilot tunnel primary support system through a telescopic rod, the telescopic rod is arranged along the normal direction of the connection point of the side wall of the middle pilot tunnel primary support system, the lower part of the inner side close to the vertical rod corresponding to the template is connected to the lower part of the template through a telescopic rod, and the telescopic rod is arranged along the normal direction of the connection point of the template. Through the telescopic link of upper left and lower right diagonal angle setting, the lower extreme position of fixed and location template more reliably strengthens the definite to template lower extreme position, avoids template lower extreme position to receive the interference change and form and pour the hourglass thick liquid that the clearance between the mid-wall building foundation leads to.
In one embodiment, the following features are additionally provided:
the cross bar on the uppermost layer is vertically connected with a sliding frame, one end of a telescopic rod is connected with the main force frame, and the other end of the telescopic rod horizontally penetrates through the sliding frame and then is connected with the template. The arrangement of the sliding frame and the telescopic rod can provide stability of the position of the upper part of the template, so that the upper part of the template is not easy to change.
In one embodiment, the following features are additionally provided:
the upper part of the template is detachably connected with a panel adjusting die. Under the condition that the upper surface of the middle pilot tunnel primary support system is uneven, the die can be adjusted through the panel to ensure that the die plate is in lap joint with the vault of the middle pilot tunnel primary support system, and the cavity condition of the vault of the formed middle partition wall is avoided.
In one embodiment, the following features are additionally provided:
the main vertical frame is connected with a counterweight to increase the stability of the trolley.
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 shows an embodiment of the lining apparatus for the intermediate wall of the arcade tunnel in the present embodiment;
fig. 2 shows a schematic structural view of the telescopic rod.
Icon: 10-lining equipment for a partition wall of the multi-arch tunnel; 11-a middle pilot hole; 13-trolley; 14-a main stand; 15-double-wheel; 16-double track; 17-a middle pilot tunnel primary support system; 18-a template; 19-a molding cavity; 20-pouring a pouring opening; 21-a telescopic cylinder; 22-upright stanchion; 23-a cross-bar; 24-a telescopic rod; 26-a sleeve; 27-a screw; 28-a carriage; 29-panel adjustment die; 30-counterweight.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection 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, if 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, the description is only for convenience of description and simplification, but the indication or suggestion that the device or element to be referred must have a specific position, be constructed and operated in a specific position, and thus, cannot be understood as a limitation of the present invention. Furthermore, the appearances of the terms "first," "second," and the like in the description of the present invention are only used for distinguishing between the descriptions and are not intended to indicate or imply relative importance.
Furthermore, the terms "horizontal", "vertical" and the like when used in the description of the present invention do not require that the components be absolutely horizontal or hanging, but 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 be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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.
Examples
Referring to fig. 1 and 2, the present embodiment discloses an arch-connected tunnel intermediate wall lining apparatus 10 for forming an intermediate wall in an intermediate pilot tunnel 11, which includes two dollies 13, the two dollies 13 being disposed in the intermediate pilot tunnel 11 at left and right intervals. The trolley 13 includes a main stand 14, and double wheels 15 at a lower portion of the main stand 14 are roll-fitted on double rails 16 extending in the extending direction of the middle pilot hole 11 so that the trolley 13 can move in the extending direction of the middle pilot hole 11. The outer sides of the two trolleys 13 are respectively connected with the side wall of the corresponding middle pilot tunnel primary support system 17, and the inner sides of the two trolleys 13 are respectively connected with a template 18. Two mould plates 18 are spaced apart to define a mould cavity 19 for moulding the intermediate wall. At least one of the formworks 18 is provided with a casting opening 20 communicating with the molding cavity 19 for feeding casting material into the molding cavity 19. As shown, two forms 18 may be provided with a plurality of pouring openings 20, respectively, and each form 18 may be distributed with a plurality of pouring openings 20 from top to bottom. The "inner side of the trolley" refers to the side of the trolley 13 opposite to the side close to the intermediate wall to be formed; the "outer side of the trolley" is the side of the trolley 13 corresponding to the side wall of the middle pilot hole 11.
When the lining device 10 for the intermediate wall of the double-arch tunnel is used, the two trolleys 13 are moved to the position of the intermediate wall to be formed, then the outer sides of the trolleys 13 are respectively connected to the side walls of the corresponding primary support system 17 of the intermediate guide hole, and the templates 18 on the two trolleys 13 correspondingly limit the forming cavity 19. Concrete or similar construction material is poured into the molding cavity 19 from the pouring opening 20. And after the form removal condition is met, moving the trolley 13 to the next pouring position for pouring and forming until the construction of the intermediate wall is completed.
The arch tunnel mid-partition lining equipment 10 in this scheme can independently accomplish the construction of mid-partition in succession, has the input that can reduce manpower, material resources, convenient to use and the beneficial effect who accelerates the engineering progress.
In one embodiment, there may be additionally provided: one side of the main stand 14 close to the corresponding formwork 18 is respectively connected with different positions of the formwork 18 through two telescopic cylinders 21, the upper telescopic cylinder 21 is obliquely upwards connected with a higher point of the formwork 18, and the lower telescopic cylinder 21 is obliquely downwards connected with a lower point of the formwork 18, so that the pose of the formwork 18 can be adjusted through the stretching of the two telescopic cylinders 21. The telescopic cylinder 21 may be a linear cylinder or the like. By arranging the telescopic cylinders 21 in two different directions, the pose (i.e., position and posture) of the entire template 18 can be adjusted conveniently.
Of course, other driving means may be employed to adjust the posture of the template 18, for example, by screwing the template 18 into and out of the main stand 14, and adjusting the posture of the template 18.
In one embodiment, there may be additionally provided: the main stand 14 includes left and right spaced uprights 22 and a plurality of cross-bars 23 each transversely connecting the left and right uprights 22. A plurality of cross bars 23 are vertically spaced apart. The frame structure formed by the connection of the uprights 22 and the crosspieces 23 provides the main uprights 14 with a high structural stability. The telescopic cylinder 21 is connected to a vertical rod 22 close to the corresponding formwork 18. At least some of the cross bars 23 are connected to vertically different positions of the formwork 18 by telescopic rods 24 which are collinear with the cross bars 23. The telescopic rod 24 has a free state in which it can be extended and retracted by a force and a locked state in which it is locked and cannot be extended and retracted. After the characteristic is additionally arranged, when the multi-arch tunnel mid-partition wall lining equipment 10 is used, the telescopic rod 24 is firstly in a free state, the telescopic cylinder 21 is used for telescopically adjusting the formwork 18 to a required pose, and then the telescopic rod 24 is locked to keep a fixed length so as to play a role in connecting and positioning the formwork 18.
The telescopic rod 24 may be structured as an adjustable lead screw. It comprises a sleeve 26 and two screws 27, wherein the two screws 27 are respectively connected with two ends of the sleeve 26 in a threaded manner, thereby forming a combined rod. And when at least one of the both ends of the two screws 27 is not fixed, the length of the screw connection section can be controlled by rotating the sleeve 26 in the forward/reverse direction, thereby adjusting the overall length of the combination rod. One possible arrangement for achieving this is to have two sets of mating threads in opposite directions.
For the screw rod of the form, the realization form of the free state is as follows: the connection end of the template 18 and/or the connection end of the main stand 14 are disconnected, and at the moment, the length of the lead screw can be adjusted through thread adjustment; and the locking state is that two ends of the screw rod are respectively fixed with the template 18 and the main vertical frame 14, so that when the telescopic cylinder 21 extends and wants to extend, the sleeve 26 and the screw rod 27 cannot be stressed to screw in or screw out due to self-locking of the screw threads, and the fixed length of the sleeve is ensured.
The extension pole 24 can also be in other configurations. For example, in one embodiment, the extension pole 24 can be in the form of a conventional structure (not shown) having two rods slidably received therein and having a locking member, such as a pin. In the form, the free state is the state that the pin is not inserted, and at the moment, the two rod pieces can freely slide relatively to realize the extension of the rod pieces; the locking state is a state that the pin is inserted, and the length of the pin cannot be changed when the pin is stressed.
In one embodiment, the following features are additionally provided: the upper outer side of the vertical bar 22 adjacent to the corresponding formwork 18 is connected to the side wall of the pilot tunnel primary support system 17 by a telescopic bar 24, and the telescopic bar 24 is disposed along the normal direction of the connection point of the side wall of the pilot tunnel primary support system 17, and the lower inner side of the vertical bar 22 adjacent to the corresponding formwork 18 is connected to the lower portion of the formwork 18 by a telescopic bar 24, and the telescopic bar 24 is disposed along the normal direction of the connection point of the formwork 18. The lower end positions of the formworks 18 are more reliably fixed and positioned through the telescopic rods 24 arranged diagonally at the upper left and the lower right, the determination of the lower end positions of the formworks 18 is enhanced, and the pouring leakage caused by the clearance between the formworks 18 and the intermediate wall building foundation due to the fact that the lower end positions of the formworks 18 are disturbed and changed is avoided.
In one embodiment, the following features are additionally provided: the uppermost cross bar 23 is vertically connected to a carriage 28, and a telescoping rod 24 is connected at one end to the main upright 14 and at the other end to the formwork 18 after passing horizontally through the carriage 28. The carriage 28 and the extension rods 24 provide stability to the position of the upper portion of the form 18, making the upper portion of the form 18 less prone to movement.
In this embodiment, a panel adjusting mold 29 is detachably attached to an upper portion of the mold plate 18. Under the condition that the upper surface of the pilot tunnel primary support system 17 is uneven, the lapping of the template 18 and the vault of the pilot tunnel primary support system 17 can be ensured through the panel adjusting die 29, and the cavity condition of the molded vault of the intermediate wall is avoided.
In one embodiment, the following features are additionally provided: a counterweight 30 is attached to or rests on the main stand 14 to increase the stability of the trolley 13.
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 (7)
1. A multi-arch tunnel mid-partition lining equipment is used for forming a mid-partition in a middle pilot tunnel, and is characterized in that:
the device comprises two trolleys, wherein the two trolleys are arranged in a middle pilot tunnel at left and right intervals;
the trolley comprises a main vertical frame, wherein double wheels at the lower part of the main vertical frame are in rolling fit with double tracks extending along the extending direction of the middle pilot hole, so that the trolley can move along the extending direction of the middle pilot hole;
the outer sides of the two trolleys are respectively connected with the side walls of the corresponding middle pilot tunnel primary support systems, and the inner sides of the two trolleys are respectively connected with a template; the two templates are opposite at intervals to define a forming cavity for forming the intermediate wall; and at least one template is provided with a pouring port communicated with the molding cavity and used for conveying pouring materials into the molding cavity.
2. The lining apparatus for an intermediate wall of an arched tunnel according to claim 1, wherein:
one side of the main stand close to the corresponding template is respectively connected with different positions of the template through two telescopic cylinders, the upper telescopic cylinder is obliquely and upwards connected with a higher point of the template, and the lower telescopic cylinder is obliquely and downwards connected with a lower point of the template, so that the pose of the template can be adjusted through the stretching of the two telescopic cylinders.
3. The lining apparatus for an intermediate wall of an arched tunnel according to claim 2, wherein:
the main vertical frame comprises vertical rods which are spaced from each other at left and right and a plurality of cross rods which are respectively transversely connected with the left vertical rod and the right vertical rod; the plurality of cross rods are distributed at intervals along the vertical direction; the telescopic cylinder is connected to the vertical rod close to the corresponding template;
at least part of the cross rods are connected with different vertical positions of the template through telescopic rods collinear with the cross rods; the telescopic link has the free state that can the atress is flexible and is locked unable flexible locking state.
4. The lining apparatus for an intermediate wall of an arched tunnel according to claim 3, wherein:
the upper part of the outer side of the vertical rod close to the corresponding template is connected with the side wall of the middle pilot tunnel primary support system through one telescopic rod, the telescopic rod is arranged along the normal direction of the connection point of the side wall of the middle pilot tunnel primary support system, and
the lower part of the inner side of the vertical rod close to the corresponding template is connected to the lower part of the template through one telescopic rod, and the telescopic rod is arranged along the normal direction of the connecting point of the template.
5. The lining apparatus for an intermediate wall of an arched tunnel according to claim 4, wherein:
the cross bar on the uppermost layer is vertically connected with a sliding frame, one end of a telescopic rod is connected with the main force frame, and the other end of the telescopic rod horizontally penetrates through the sliding frame and then is connected with the template.
6. The lining apparatus for an intermediate wall of an arched tunnel according to claim 1, wherein:
the upper part of the template is detachably connected with a panel adjusting die.
7. The lining apparatus for an intermediate wall of an arched tunnel according to claim 1, wherein:
the main vertical frame is connected with a counterweight so as to increase the stability of the trolley.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920666851.8U CN210239684U (en) | 2019-05-10 | 2019-05-10 | Lining device for partition wall of multi-arch tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920666851.8U CN210239684U (en) | 2019-05-10 | 2019-05-10 | Lining device for partition wall of multi-arch tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210239684U true CN210239684U (en) | 2020-04-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920666851.8U Active CN210239684U (en) | 2019-05-10 | 2019-05-10 | Lining device for partition wall of multi-arch tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210239684U (en) |
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2019
- 2019-05-10 CN CN201920666851.8U patent/CN210239684U/en active Active
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