Municipal tunnel formwork supporting device

Abstract

The utility model relates to the technical field of formwork supporting, and discloses a municipal tunnel formwork supporting device which comprises a support, an ejector rod is placed on the top of the support, a supporting plate is installed on the top of the ejector rod, and reinforcing rods are fixedly installed on the two sides of the ejector rod. A supporting rod is fixedly installed in the middle of the upper surface of the support, an opening is formed in the supporting rod, and a screw movably penetrates through the top wall of the supporting rod. Through the arrangement of the screw rod, the bearing and the threaded groove, when the supporting device is disassembled, transported and stored every time, the screw rod can be rotated through the dumping device until the screw rod is completely separated from the threaded groove and the guide rod is separated from the guide groove, at the moment, the ejector rod is separated from the supporting rod, and the sectional type design facilitates later transportation and storage; and the height of the ejector rod can be adjusted by rotating the screw rod, so that the device is suitable for supporting templates at different positions, has the functions of segmented storage and transportation and height adjustment, and is diversified in function and high in practicability.

Description

Technical Field

[0001] The utility model relates to the technical field of formwork support, in particular to a municipal tunnel formwork support device. Background Art

[0002] A tunnel is an engineering building buried in the ground. During the construction of a tunnel, it is necessary to use a formwork inside the tunnel and pour concrete to shape the inner wall of the tunnel. This device is a supporting device for the tunnel formwork supporting device, which supports the tunnel formwork, fixes the position of the tunnel formwork, and ensures the quality of concrete pouring.

[0003] In the process of realizing the utility model, the inventors found that the following problems existed in the prior art and have not been solved: the existing municipal tunnel formwork support device partially has a segmentation function, which is conducive to storage, and partially has a height adjustment function, and its segmentation and height adjustment mostly rely on independent components to complete the segmentation and height adjustment respectively, with single functions and poor practicality, and it is in urgent need of improvement. Therefore, we propose a municipal tunnel formwork support device. Utility Model Content

[0004] The purpose of the utility model is to provide a municipal tunnel formwork supporting device, which solves the problems raised in the background technology.

[0005] To achieve the above object, the utility model provides the following technical solution: a municipal tunnel formwork support device, comprising a support, a mandrel is placed on the top of the support, a support plate is installed on the top of the mandrel, and reinforcing rods are fixedly installed on both sides of the mandrel;

[0006] A support rod is fixedly installed in the middle of the upper surface of the support, an opening is opened in the support rod, a screw rod is movably penetrated through the top wall of the support rod, the screw rod is rotatably connected to the support rod through a bearing, and guide rods are fixedly installed on both sides of the upper surface of the support rod;

[0007] A thread groove is provided in the middle of the lower surface of the push rod, and the screw rod is screwed to the thread groove through an external thread, and a guide groove is provided on the outer side of the push rod close to the guide rod;

[0008] A sleeve is fixedly installed on the lower surface of the support plate, and the top end of the push rod is inserted in the sleeve, and protrusions are fixedly installed on both sides of the bottom of the support plate, and the reinforcing rod is connected to the support plate through the protrusions, which can be used in conjunction with components such as screws, bearings and thread grooves. During the use of the municipal tunnel formwork support device, whenever the support device is disassembled for transportation and storage, the dumping device can be used and the screw can be rotated until the screw is completely disengaged from the thread groove and the guide rod is disengaged from the guide groove. At this time, the push rod is separated from the support rod, and the segmented design is convenient for later transportation and storage. At the same time, when it is put into use for support, the height of the push rod can be adjusted by rotating the screw, which is suitable for supporting formworks at different positions. The structure has the functions of segmented storage and transportation and height adjustment, and has diversified functions and strong practicality.

[0009] As an optional scheme of the technical scheme of the present application, a plug rod is movably passed through the top end of the reinforcing rod, and the outer end of the plug rod is movably passed through the protrusion, and a stop block is fixedly installed on the inner end of the plug rod, and the stop block is connected to the protrusion through a tension spring, and can be used in combination with components such as the plug rod and the tension spring. The tension spring can be used to give a force to the stop block, so that the plug rod passes through the protrusion, and combined with the connection between the top rod and the sleeve, the pallet can be disassembled and assembled, which is further beneficial to the above-mentioned storage and transportation effect. At the same time, the pallet is replaceable by design, and it can be replaced with an appropriate pallet according to the contour of the tunnel template at a later stage, and it has strong versatility.

[0010] As an optional solution of the technical solution of the present application, a rubber pad is fixedly installed on the upper surface of the support plate, and the upper surface of the rubber pad is provided with anti-slip grooves, which can contact with the tunnel top formwork through the rubber pad and the protective grooves to enhance friction and facilitate stable support.

[0011] As an optional solution of the technical solution of the present application, ear plates are fixedly installed on both sides of the bottom of the support, and a positioning hole is opened in the middle of the ear plate. The support can be detachably fixed through the ear plate and the positioning hole to ensure the stability of its limit and support later shifting and replacement.

[0012] As an optional solution to the technical solution of the present application, an instruction sticker is glued to one side of the top rod with guiding text printed on the instruction sticker. The text on the instruction sticker can be used to introduce the usage steps and functions of the product, which is convenient for different people to use in the initial stage.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] 1. The utility model provides a municipal tunnel formwork support device, which is provided with a screw rod, a bearing and a threaded groove. During the use of the municipal tunnel formwork support device, whenever the support device is disassembled for transportation and storage, the dumping device can be used and the screw rod can be rotated until the screw rod is completely separated from the threaded groove and the guide rod is separated from the guide groove. At this time, the top rod is separated from the support rod. The segmented design is convenient for later transportation and storage. At the same time, when it is put into use for support, the height of the top rod can be adjusted by rotating the screw rod, which is suitable for supporting formworks at different positions. The structure has the functions of segmented storage and transportation and height adjustment, and has diversified functions and strong practicality.

[0015] 2. The utility model provides a municipal tunnel formwork support device, which is provided with an insert rod and a tension spring. The tension spring can give a force to the block, so that the insert rod passes through the protrusion, and cooperates with the insertion of the top rod and the sleeve, so that the pallet can be disassembled and assembled, which is further beneficial to the above-mentioned storage and transportation effect. At the same time, the pallet is replaceable in design, and an appropriate pallet can be replaced in the later stage according to the contour of the tunnel formwork, and it has strong versatility. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:

[0017] Figure 1 This is a schematic diagram of the overall main structure of a municipal tunnel formwork support device of the utility model;

[0018] Figure 2 This is a schematic diagram of the enlarged cross-sectional structure at A of a municipal tunnel formwork support device of the utility model;

[0019] Figure 3 The utility model is a schematic diagram of the structure of the connection part between the protrusion and the reinforcing rod of a municipal tunnel formwork support device.

[0020] In the figure: 1. support; 11. ear plate; 12. support rod; 13. opening; 14. screw; 15. bearing; 16. guide groove; 2. push rod; 21. indicator sticker; 22. threaded groove; 23. guide rod; 3. reinforcing rod; 31. plug rod; 32. tension spring; 33. stopper; 4. support plate; 41. rubber pad; 42. sleeve; 43. bump. DETAILED DESCRIPTION

[0021] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0022] See also Figure 1-3The utility model provides a technical solution: a municipal tunnel formwork support device, including a support 1, ear plates 11 are fixedly installed on both sides of the bottom of the support 1, and a positioning hole is opened in the middle of the ear plate 11, and the support 1 can be detachably fixed through the ear plate 11 and the positioning hole to ensure the stability of its limit and support later displacement and replacement. A push rod 2 is placed on the top of the support 1, and an indicator sticker 21 is glued to one side of the push rod 2 by glue, and the indicator sticker 21 is printed with guiding text, which can introduce the use steps and functions of the product through the text on the indicator sticker 21, which is convenient for different personnel to use in the initial stage. A support plate 4 is installed on the top of the push rod 2, and reinforcing rods 3 are fixedly installed on both sides of the push rod 2; a support rod 12 is fixedly installed in the middle of the upper surface of the support 1, and an opening 13 is opened in the support rod 12. A screw rod 14 is movably penetrated through the top wall 12, and the screw rod 14 is rotatably connected to the support rod 12 through a bearing 15, and guide rods 23 are fixedly installed on both sides of the upper surface of the support rod 12; a threaded groove 22 is provided in the middle of the lower surface of the top rod 2, and the screw rod 14 is screwed with the threaded groove 22 through an external thread, and a guide groove 16 is provided on the outer side of the top rod 2 near the guide rod 23; a sleeve 42 is fixedly installed on the lower surface of the support plate 4, and the top end of the top rod 2 is inserted in the sleeve 42, and protrusions 43 are fixedly installed on both sides of the bottom of the support plate 4, and the reinforcing rod 3 is connected to the support plate 4 through the protrusion 43, and a rubber pad 41 is fixedly installed on the upper surface of the support plate 4, and the upper surface of the rubber pad 41 is provided with anti-slip texture, which can contact with the tunnel top template through the rubber pad 41 and the protective texture to increase friction and facilitate stable support.

[0023] In this technical solution, the screw 14, the bearing 15 and the threaded groove 22 and other components can be used in combination. During the use of the municipal tunnel formwork support device, whenever the support device is disassembled for transportation and storage, the dumping device can be used and the screw 14 can be rotated until the screw 14 is completely disengaged from the threaded groove 22, and the guide rod 23 is disengaged from the guide groove 16. At this time, the top rod 2 is separated from the support rod 12, and the segmented design is convenient for later transportation and storage. At the same time, when it is put into use for support, the screw 14 can be rotated to adjust the height of the top rod 2, which is suitable for supporting formworks at different positions. This structure has the functions of segmented storage and transportation and height adjustment, and has diversified functions and strong practicality.

[0024] In some technical solutions, a plug rod 31 is movably passed through the top of the reinforcing rod 3, and the outer end of the plug rod 31 is movably passed through the protrusion 43. A stopper 33 is fixedly installed at the inner end of the plug rod 31, and the stopper 33 is connected to the protrusion 43 through a tension spring 32.

[0025] In this technical solution, the insert rod 31 and the tension spring 32 and other components can be used together. The tension spring 32 can be used to apply a force to the block 33, so that the insert rod 31 passes through the protrusion 43, and cooperates with the connection between the top rod 2 and the sleeve 42, so that the pallet 4 can be disassembled and assembled, which is further beneficial to the above-mentioned storage and transportation effect. At the same time, the pallet 4 is replaceable in design, and an appropriate pallet 4 can be replaced in the later stage according to the contour of the tunnel template, which has strong versatility.

[0026] Working principle: It should be noted that the utility model is a municipal tunnel formwork support device, and its components are all universal standard parts or components known to technical personnel in this field, and its structure and principle can be known to technical personnel through technical manuals or through conventional test methods.

[0027] When a municipal tunnel formwork support device is used, the lower side of the municipal tunnel formwork of the support device array is supported, and then multiple groups of devices are used to support various parts of the formwork to prevent the formwork from falling off and to assist in the construction of the municipal tunnel;

[0028] By providing the screw rod 14, the bearing 15 and the thread groove 22, during the use of the municipal tunnel formwork support device, whenever the support device is disassembled for transportation and storage, the dumping device can be used and the screw rod 14 can be rotated until the screw rod 14 is completely separated from the thread groove 22, and the guide rod 23 is separated from the guide groove 16. At this time, the top rod 2 is separated from the support rod 12. The segmented design is convenient for later transportation and storage. At the same time, when it is put into use for support, the height of the top rod 2 can be adjusted by rotating the screw rod 14, which is suitable for supporting templates at different positions. The structure has the functions of segmented storage and transportation and height adjustment, and has diversified functions and strong practicality. By providing the insertion rod 31 and the tension spring 32, the tension spring 32 can be used to give the blocking block 33 a force, so that the insertion rod 31 passes through the protrusion 43, and cooperates with the insertion of the top rod 2 and the sleeve 42, so that the support plate 4 can be disassembled and assembled, which is further conducive to the above-mentioned storage and transportation effect. At the same time, the support plate 4 can be replaced by a replaceable design, and an adapted support plate 4 can be replaced according to the contour of the tunnel formwork in the later stage, and it has strong versatility.

Claims

1. A municipal tunnel formwork support device, characterized in that: It comprises a support (1), a top rod (2) is placed on the top of the support (1), a support plate (4) is installed on the top of the top rod (2), and reinforcing rods (3) are fixedly installed on both sides of the top rod (2); A support rod (12) is fixedly mounted in the middle of the upper surface of the support (1), an opening (13) is provided in the support rod (12), a screw rod (14) movably penetrates the top wall of the support rod (12), the screw rod (14) is rotatably connected to the support rod (12) through a bearing (15), and guide rods (23) are fixedly mounted on both sides of the upper surface of the support rod (12); A thread groove (22) is provided in the middle of the lower surface of the push rod (2), and the screw rod (14) is screwed to the thread groove (22) via an external thread. A guide groove (16) is provided on the outer side of the push rod (2) near the guide rod (23); A sleeve (42) is fixedly mounted on the lower surface of the support plate (4), and the top end of the push rod (2) is inserted into the sleeve (42). Both sides of the bottom of the support plate (4) are fixedly mounted with protrusions (43), and the reinforcing rod (3) is connected to the support plate (4) via the protrusions (43).

2. A municipal tunnel formwork support device according to claim 1, characterized in that: The top end of the reinforcing rod (3) is movably penetrated by an insertion rod (31), and the outer end of the insertion rod (31) is movably penetrated by a protrusion (43). The inner end of the insertion rod (31) is fixedly mounted with a stopper (33), and the stopper (33) is connected to the protrusion (43) via a tension spring (32).

3. A municipal tunnel formwork support device according to claim 1, characterized in that: A rubber pad (41) is fixedly mounted on the upper surface of the support plate (4), and an anti-slip pattern is provided on the upper surface of the rubber pad (41).

4. A municipal tunnel formwork support device according to claim 1, characterized in that: Ear plates (11) are fixedly mounted on both sides of the bottom of the support (1), and a positioning hole is provided in the middle of the ear plate (11).

5. A municipal tunnel formwork support device according to claim 1, characterized in that: An indicator sticker (21) is glued to one side of the push rod (2) with glue, and guiding text is printed on the indicator sticker (21).

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