Central ditch template jig frame for tunnel

Abstract

The utility model discloses a central ditch template jig frame for a tunnel, which comprises a jig frame main body, a support cylinder is arranged at the bottom of the inner side of the jig frame main body, and a telescopic sleeve is arranged at the top between the inner sides of the jig frame main body. The connecting assemblies are arranged between the tops of the inner sides of the jig frame bodies and the outer sides of the telescopic sleeves and the outer sides of the telescopic threaded rods, and when the jig frame is used, the telescopic sleeves and the telescopic threaded rods are installed between the jig frame bodies, and meanwhile adjusting sliding blocks connected with the telescopic sleeves and the telescopic threaded rods through connecting bases and connecting plates are inserted into adjusting guide grooves; the telescopic sleeve and the telescopic threaded rod can be stably connected between the inner sides of the jig frame main body, so that the phenomenon that the telescopic sleeve and the telescopic threaded rod slip off due to overlarge stress during ditch pouring is avoided; and the adjusting sliding blocks can be driven to slide in the adjusting guide grooves to adjust the position according to the design requirement of the formwork strength so as to adjust the position distance of the telescopic sleeves and the telescopic threaded rods mounted on the tops of the jig frame main bodies.

Description

Technical Field

[0001] The utility model relates to the technical field of tunnel construction, in particular to a central ditch template frame for a tunnel. Background Art

[0002] With the acceleration of urbanization, urban infrastructure construction is increasing, and the number of highways is gradually increasing. Many highways are faced with crossing mountains during construction. The choice of construction routes will face the choice of bypassing the mountains or directly digging tunnels. In the process of tunnel construction, it is necessary to build supporting ditches to make the tunnel have drainage functions. When building the central ditch of the tunnel, it is necessary to use the ditch formwork frame for formwork support;

[0003] However, in the process of supporting the formwork, the existing ditch formwork frame directly presses the two ends of the retractable and adjustable support columns against the inner side of the formwork to support the formwork frame firmly. When pouring the ditch, the contact surface between the support columns and the inner side of the formwork is easy to slip and cause the formwork to explode. There is a technical problem that the support columns cannot be stably positioned between the formworks and the spacing between the support columns cannot be quickly and stably adjusted to ensure the stability of the formwork. Utility Model Content

[0004] In order to overcome the deficiencies of the prior art, the utility model provides a central ditch formwork frame for a tunnel, which can solve the problem of directly pressing the two ends of a telescopically adjustable support column against the inner side of the formwork to support and stabilize the formwork frame. When pouring the ditch, the contact surface between the support column and the inner side of the formwork is easy to slip and cause the formwork to explode. There is a technical problem that the support column cannot be stably positioned between the formworks and the spacing between the support columns cannot be quickly and stably adjusted to ensure the stability of the formwork.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: a central ditch template tire frame for a tunnel, comprising a tire frame body, a support tube is provided at the bottom of the inner side of the tire frame body, a telescopic sleeve is provided at the top between the inner sides of the tire frame body, a telescopic threaded rod is inserted into one side of the telescopic sleeve, an adjustment guide groove is provided at the top of the inner side of the tire frame body, an adjustment slider is embedded in the inside of the adjustment guide groove, a connecting plate is fixedly connected to one side of the connecting plate, a connecting seat is fixedly connected to one side of the connecting plate, and a sealing assembly is provided at the bottom end of the tire frame body.

[0006] As a preferred technical solution of the utility model, the connecting seat and the connecting plate are perpendicular to each other, and the adjusting slide block can slide horizontally in the adjusting guide groove.

[0007] As a preferred technical solution of the utility model, the other side of the telescopic sleeve is movably connected to one side of the connecting seat, and one side of the telescopic threaded rod is fixedly connected to one side of the connecting seat.

[0008] As a preferred technical solution of the utility model, the support tubes are arranged at equal intervals at the bottom of the inner side of the tire frame body, and the support tubes are in the same horizontal plane.

[0009] As a preferred technical solution of the utility model, the sealing assembly includes a mounting seat, which is arranged at the bottom end of the tire frame body, a mounting card is arranged on the inner side of the mounting seat, and a sealing strip is bonded to the bottom end of the mounting seat.

[0010] As a preferred technical solution of the utility model, the mounting plates are arranged at equal intervals on the inner side of the mounting seat, the mounting plates are clamped to the bottom end of the inner side of the tire frame body, and the vertical section of the sealing strip is "L" shaped.

[0011] Compared with the prior art, the utility model can achieve the following beneficial effects:

[0012] 1. A connecting assembly is provided between the top of the inner side of the tire frame body and the outer side of the telescopic sleeve and the telescopic threaded rod. When in use, the telescopic sleeve and the telescopic threaded rod are installed between the tire frame bodies, and the adjustment slider connected to the two through the connection seat and the connection plate is inserted into the inside of the adjustment guide groove, so that the telescopic sleeve and the telescopic threaded rod can be stably connected between the inner sides of the tire frame bodies, so as to avoid the telescopic sleeve and the telescopic threaded rod being subjected to excessive force and slipping off to cause mold explosion when pouring the ditch, and the adjustment slider can also be driven to slide and adjust the position in the adjustment guide groove according to the design requirements of the support formwork strength to adjust the position spacing of the telescopic sleeve and the telescopic threaded rod installed at the top between the tire frame bodies;

[0013] 2. By arranging a sealing component at the bottom end of the tire frame body, the installation card is clamped to the bottom end of the inner side of the tire frame body during the formwork process, and the mounting seat and the sealing strip arranged on the outside thereof can be positioned and clamped to the bottom end of the tire frame body. The gap at the bottom end of the ditch template tire frame is sealed by the mounting seat and the sealing strip to avoid mortar overflowing from the bottom of the tire frame body when pouring the ditch, affecting the pouring quality of the ditch, and also conveniently removing the mold after the ditch solidifies, and the feasibility is strong. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0015] Figure 2 This is a bottom-up three-dimensional structural schematic diagram of the utility model;

[0016] Figure 3 This is a front view structural schematic diagram of the utility model;

[0017] Figure 4 For the utility model Figure 1 Enlarged structural diagram at A in the middle.

[0018] Among them: 1. tire frame body; 2. sealing strip; 3. telescopic threaded rod; 4. support tube; 5. mounting seat; 6. adjustment guide groove; 7. connecting seat; 8. telescopic sleeve; 9. mounting card plate; 10. adjustment slider; 11. connecting plate. DETAILED DESCRIPTION

[0019] In order to make the technical means, creative features, purpose and efficacy of the utility model easy to understand, the utility model is further described below in conjunction with specific embodiments, but the following embodiments are only preferred embodiments of the utility model, not all. Based on the embodiments in the implementation mode, other embodiments obtained by those skilled in the art without creative work are all within the scope of protection of the utility model. The experimental methods in the following embodiments are conventional methods unless otherwise specified, and the materials, reagents, etc. used in the following embodiments are all commercially available unless otherwise specified. Example

[0020] Please refer to Figure 1-4 As shown, the utility model provides a central ditch template tire frame for a tunnel, including a tire frame body 1, a support tube 4 is arranged at the bottom of the inner side of the tire frame body 1, and the support tubes 4 are arranged at equal intervals at the bottom of the inner side of the tire frame body 1, and the support tubes 4 are in the same horizontal plane, and a telescopic sleeve 8 is arranged at the top between the inner sides of the tire frame body 1, and a telescopic threaded rod 3 is inserted on one side of the telescopic sleeve 8. When supporting the formwork, the telescopic sleeve 8 can be rotated to adjust the length of the telescopic threaded rod 3 combined with it, so as to adaptably adjust the support spacing of the telescopic sleeve 8 and the telescopic threaded rod 3 according to the spacing of the tire frame body 1, so as to stably support the ditch template;

[0021] As a further implementation of this embodiment, Figure 1-4 As shown, an adjustment guide groove 6 is provided at the top of the inner side of the tire frame body 1, and an adjustment slider 10 is embedded in the interior of the adjustment guide groove 6. A connecting plate 11 is fixedly connected to one side of the connecting plate 11, and a connecting seat 7 is fixedly connected to one side of the connecting plate 11. The connecting seat 7 and the connecting plate 11 are perpendicular to each other, and the other side of the telescopic sleeve 8 is movably connected to one side of the connecting seat 7, and one side of the telescopic threaded rod 3 is fixedly connected to one side of the connecting seat 7 by inserting the adjustment slider 10 into the interior of the adjustment guide groove 6. The telescopic sleeve 8 and the telescopic threaded rod 3 can be stably connected between the inner side of the tire frame body 1 to avoid excessive force on the telescopic sleeve 8 and the telescopic threaded rod 3 during pouring of the ditch, resulting in mold explosion. The adjustment slider 10 can slide horizontally in the adjustment guide groove 6, and by driving the adjustment slider 10 to slide and adjust the position in the adjustment guide groove 6, the position spacing between the telescopic sleeve 8 and the telescopic threaded rod 3 installed at the top of the tire frame body 1 can be driven to adjust according to the design requirements of the formwork strength, and the feasibility is strong.

[0022] When in use, the telescopic sleeve 8 and the telescopic threaded rod 3 are installed between the tire frame body 1, and the adjustment slider 10 connected to the two through the connecting seat 7 and the connecting plate 11 is inserted into the inside of the adjustment guide groove 6, so that the telescopic sleeve 8 and the telescopic threaded rod 3 can be stably connected between the inner side of the tire frame body 1, and the adjustment slider 10 can also be driven to slide and adjust the position in the adjustment guide groove 6 according to the design requirements of the supporting formwork strength to adjust the position spacing between the telescopic sleeve 8 and the telescopic threaded rod 3 installed at the top of the tire frame body 1;

[0023] As a further implementation of this embodiment, Figure 1 , Figure 2 and Figure 3 As shown, a sealing assembly is provided at the bottom end of the tire frame body 1, and the sealing assembly includes a mounting seat 5, which is arranged at the bottom end of the tire frame body 1, and a mounting card plate 9 is provided on the inner side of the mounting seat 5, and the mounting card plates 9 are arranged at equal intervals on the inner side of the mounting seat 5, and the mounting card plate 9 is clamped at the bottom end of the inner side of the tire frame body 1, so that the mounting seat 5 and the sealing strip 2 arranged on the outer side thereof can be positioned and clamped at the bottom end of the tire frame body 1, and the bottom end of the mounting seat 5 is bonded with a sealing strip 2, and the vertical section of the sealing strip 2 is "L"-shaped. The gap at the bottom end of the ditch template tire frame is sealed by the mounting seat 5 and the sealing strip 2, so as to avoid mortar overflowing from the bottom of the tire frame body 1 when pouring the ditch, affecting the pouring quality of the ditch, and also conveniently removing the mold after the ditch solidifies, and the feasibility is strong;

[0024] During the process of supporting the formwork, the mounting card plate 9 is clamped to the inner bottom end of the tire frame body 1, and the mounting seat 5 and the sealing strip 2 arranged on the outer side thereof can be positioned and clamped to the bottom end of the tire frame body 1, and the gap at the bottom end of the ditch template tire frame is sealed by the mounting seat 5 and the sealing strip 2 to prevent the mortar from overflowing from the bottom of the tire frame body 1 when pouring the ditch;

[0025] Specific working principle:

[0026] When supporting the ditch formwork frame, first clamp the mounting card plate 9 to the bottom end of the inner side of the frame body 1, then the mounting seat 5 and the sealing strip 2 arranged on the outside thereof can be positioned and clamped to the bottom end of the frame body 1. During the supporting process, the gap at the bottom end of the ditch formwork frame is sealed by the mounting seat 5 and the sealing strip 2. After positioning the frame body 1, the telescopic sleeve 8 can be rotated to adjust the length of the telescopic threaded rod 3 combined with it, so as to adaptably adjust the support spacing of the telescopic sleeve 8 and the telescopic threaded rod 3 according to the spacing of the frame body 1, and then connect it with the connecting seat 7 and the connecting plate 11. The adjusting slider 10 connecting the telescopic sleeve 8 and the telescopic threaded rod 3 is inserted into the interior of the adjusting guide groove 6, so that the telescopic sleeve 8 and the telescopic threaded rod 3 can be stably connected between the inner side of the tire frame body 1, and the adjusting slider 10 can be driven to slide and adjust the position in the adjusting guide groove 6 according to the design requirements of the formwork strength to adjust the position spacing between the telescopic sleeve 8 and the telescopic threaded rod 3 installed at the top of the tire frame body 1. When pouring the ditch, the sealing strip 2 can be used to prevent the mortar from overflowing from the bottom of the tire frame body 1 when pouring the ditch, thereby performing a stable and tight formwork operation of the ditch template tire frame.

[0027] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A central ditch template frame for a tunnel, comprising a frame body (1), Features: A support tube (4) is provided at the bottom of the inner side of the tire frame body (1), a telescopic sleeve (8) is provided at the top between the inner sides of the tire frame body (1), a telescopic threaded rod (3) is inserted at one side of the telescopic sleeve (8), an adjustment guide groove (6) is provided at the top of the inner side of the tire frame body (1), an adjustment slider (10) is embedded in the adjustment guide groove (6), a connecting plate (11) is fixedly connected to one side of the adjustment slider (10), a connecting seat (7) is fixedly connected to one side of the connecting plate (11), and a sealing component is provided at the bottom end of the tire frame body (1).

2. A central ditch formwork frame for a tunnel according to claim 1, Features: The connecting seat (7) and the connecting plate (11) are perpendicular to each other, and the adjusting slide block (10) can slide horizontally in the adjusting guide groove (6).

3. A central ditch formwork frame for a tunnel according to claim 1, Features: The other side of the telescopic sleeve (8) is movably connected to one side of the connecting seat (7), and one side of the telescopic threaded rod (3) is fixedly connected to one side of the connecting seat (7).

4. A central ditch formwork frame for a tunnel according to claim 1, Features: The support tubes (4) are arranged at equal intervals at the bottom of the inner side of the tire frame body (1), and the support tubes (4) are located in the same horizontal plane.

5. A central ditch formwork frame for a tunnel according to claim 1, Features: The sealing assembly comprises a mounting seat (5), the mounting seat (5) being arranged at the bottom end of the tire frame body (1), a mounting card plate (9) being arranged on the inner side of the mounting seat (5), and a sealing strip (2) being bonded to the bottom end of the mounting seat (5).

6. A central ditch formwork frame for a tunnel according to claim 5, Features: The mounting clamps (9) are arranged at equal intervals on the inner side of the mounting seat (5); the mounting clamps (9) are clamped to the bottom end of the inner side of the tire frame body (1); and the vertical cross-section of the sealing strip (2) is in an "L" shape.

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