Supporting mechanism

Abstract

The utility model provides a supporting mechanism, belongs to the technical field of geotechnical engineering supporting, and aims to solve the problem that the supporting mechanism cannot be flexibly assembled and adjusted to adapt to foundation pits with different sizes. Comprising a chassis and a main support plate, an adjusting mechanism is fixedly arranged on the outer side of the main supporting plate, and secondary supporting structures are installed on the two sides of the main supporting plate. The two secondary supporting structures are symmetrically arranged; a reinforcing assembly is fixedly arranged between the secondary supporting plate and the main supporting plate; by arranging the guide columns and the guide grooves, the secondary supporting plates can be rapidly fixed to the two sides of the main supporting plate through the self-locking blocks, the self-locking holes, the spring pieces and the locking bases; the disassembly and assembly difficulty of the supporting mechanism is reduced, and the convenience in carrying and transportation is enhanced; meanwhile, the secondary supporting plates with different areas can be fixed to the two sides of the main supporting plate according to the actual supporting area; and flexible assembly and adjustment can be conducted according to foundation pits of different sizes, and supporting of the foundation pits of different sizes is facilitated.

Description

Technical Field

[0001] The utility model belongs to the technical field of geotechnical engineering support, and more specifically, relates to a support mechanism. Background Art

[0002] In geotechnical engineering foundation pit excavation operations, the use of support structures is crucial to ensure operational safety and prevent pit collapse. However, the large size of traditional support structures takes up a lot of space, making them difficult to disassemble and assemble and also extremely inconvenient to carry and transport. Furthermore, the areas of geotechnical engineering foundation pits often vary, while the support plates of traditional support structures are fixed in area, making them inflexible to assemble and adjust to accommodate pits of varying sizes. This lack of scalability severely limits the application of support structures in diverse foundation pit support applications. Therefore, a new type of support structure is urgently needed to address the shortcomings of existing technologies in terms of space utilization, ease of assembly and disassembly, transportation flexibility, and adaptability to support areas. Utility Model Content

[0003] In order to solve the above technical problems, the present invention provides a support mechanism to solve the problem that the support plate area of the traditional support structure proposed in the above background technology is fixed and cannot be flexibly assembled and adjusted to adapt to foundation pits of different sizes.

[0004] The support mechanism of the present invention is achieved by the following specific technical means:

[0005] A support mechanism comprises a base frame; mounting seats are fixedly provided on both sides of the base frame, and mounting holes are provided in the mounting seats in a through-type manner; a connecting shaft is fixedly provided on one side of the top of the base frame, and a main support plate is rotatably provided on the outer side of the connecting shaft; guide grooves are provided in the inner sides of the main support plate, and connecting seats are fixedly provided on the outer side of the main support plate, and the connecting seats are symmetrically provided in four groups, and self-locking holes are provided in the connecting seats;

[0006] An adjustment mechanism is fixedly provided on the outside of the main support plate, and secondary support structures are installed on both sides of the main support plate; the secondary support structures are symmetrically provided at two locations, and the secondary support structures include: guide columns and secondary support plates; the guide columns are slidably provided inside the guide grooves, and the guide columns and guide grooves are symmetrically provided in four groups, and the guide columns and guide grooves are both provided in H-shaped structures; the secondary support plate is fixedly provided between the two groups of guide columns, and the side edges of the secondary support plate are in contact with the side edges of the main support plate; a reinforcement component is fixedly provided between the secondary support plate and the main support plate.

[0007] In at least some embodiments, a support seat is fixedly provided on the other side of the top of the base frame, and a support shaft is fixedly provided inside the support seat; a rotating seat is rotatably provided outside the support shaft, and the rotating seat, the support shaft and the support seat are symmetrically provided in two groups.

[0008] In at least some embodiments, the adjustment mechanism includes: an adjustment cylinder, an adjustment column, an adjustment seat, a fixed seat, an adjustment screw and a bevel gear A; there are two groups of adjustment cylinders, and the two groups of adjustment cylinders are respectively fixed on the outside of the two groups of rotating seats; the adjustment column is slidably arranged inside the adjustment cylinder; the adjustment seat is rotatably arranged on the outside of the end of the adjustment column, and the adjustment seat is fixedly arranged on the outside of the main support plate; the fixed seat is fixedly arranged inside the adjustment cylinder; the adjustment screw is rotatably arranged inside the fixed seat, and the adjustment screw is arranged inside the adjustment column through a threaded connection; the bevel gear A is fixedly arranged at the top of the adjustment screw.

[0009] In at least some embodiments, the adjustment mechanism further includes: an adjustment shaft and a bevel gear B; the adjustment shaft is rotatably arranged between the two sets of adjustment cylinders, and a handwheel is fixedly arranged on the top of the adjustment shaft; the bevel gear B is fixedly arranged on the outside of the adjustment shaft, and the bevel gear B is meshed with the bevel gear A, and there are two sets of bevel gears B and bevel gear A.

[0010] In at least some embodiments, the secondary support structure also includes: a locking seat, a self-locking block and a positioning rod; the locking seat is fixedly arranged on the outside of the secondary support plate, and the outside of the locking seat is in contact with the outside of the connecting seat; the self-locking block is slidably arranged inside one side of the locking seat, and a spring member is arranged between the self-locking block and the inside of the locking seat; the end of the self-locking block is arranged as a bevel structure, and the self-locking block is slidably arranged inside the self-locking hole; the positioning rod is fixedly arranged on the outside of the self-locking block, and the positioning rod is slidably arranged inside the locking seat.

[0011] In at least some embodiments, the reinforcement assembly includes: a reinforcement frame, a reinforcement column, a circular hole A, a reinforcement seat, a circular hole B, a threaded barrel, a threaded rod and a knob; the reinforcement frame is fixedly arranged on both sides of the main support plate; one end of the reinforcement column is rotatably arranged on the inner side of the end of the reinforcement frame; the circular hole A is opened in a through-type inside the other end of the reinforcement column; the reinforcement seat is fixedly arranged on the outer side of the secondary support plate; the circular hole B is opened in a through-type inside the reinforcement seat; the threaded barrel is fixedly arranged on the outer side of the reinforcement seat, and the threaded barrel and the circular hole B are located on the same axis; the threaded rod is movably arranged between the circular hole A and the circular hole B, and the threaded rod is arranged in the threaded barrel through a threaded connection; the knob is fixedly arranged at the end of the threaded rod, and the end of the knob is in contact with the outer side of the reinforcement seat.

[0012] Compared with the prior art, the present invention has the following beneficial effects:

[0013] 1. In the present invention, by providing guide columns and guide grooves, the secondary support plates can be quickly fixed to both sides of the main support plates through self-locking blocks and self-locking holes as well as spring members and locking seats; this helps to reduce the difficulty of disassembly and assembly of the support mechanism and enhances the convenience during carrying and transportation; at the same time, secondary support plates of different areas can be fixed to both sides of the main support plate according to the actual support area; this helps to flexibly assemble and adjust according to foundation pits of different sizes, and helps to support foundation pits of different sizes.

[0014] 2. In the present invention, by providing an adjusting shaft and two sets of bevel gears B and two sets of bevel gears A, the two sets of adjusting screws can drive the two sets of adjusting columns to slide synchronously in the two sets of adjusting cylinders, so that the total length between the adjusting cylinders and the adjusting columns can be adjusted; the inclination of the main support plate and the secondary support plate can be adjusted according to the slope of the foundation pit; the main support plate and the secondary support plate are closely fitted to the foundation pit wall, thereby enhancing the support effect of the foundation pit.

[0015] 3. In the present invention, by providing a threaded rod and a threaded barrel as well as a circular hole A and a circular hole B, the end of the reinforcement column can be fixed inside the reinforcement seat, so that the reinforcement column is fixed between the reinforcement frame and the reinforcement seat in an inclined posture; thereby, the edge of the secondary support plate can be reinforced and supported, which is beneficial to ensure the stability and support effect of the secondary support plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0017] Figure 2 It is a schematic diagram of the upper surface structure of the chassis of the utility model.

[0018] Figure 3 It is a schematic diagram of the connection structure of the support structure and the reinforcement component of the utility model.

[0019] Figure 4 It is a structural diagram of the regulating mechanism of the utility model.

[0020] Figure 5 It is a structural schematic diagram of the support structure of the present utility model.

[0021] Figure 6 It is a schematic diagram of the disassembled structure of the reinforcement component of the utility model.

[0022] In the figure, the corresponding relationship between the component names and the drawing numbers is as follows:

[0023] 1. Base frame; 101. Mounting seat; 102. Support seat; 103. Support shaft; 104. Rotating seat; 105. Connecting shaft; 106. Main supporting plate; 107. Guide groove; 108. Connecting seat; 109. Self-locking hole;

[0024] 2. Adjustment mechanism; 201. Adjustment cylinder; 202. Adjustment column; 203. Adjustment seat; 204. Fixed seat; 205. Adjustment screw; 206. Bevel gear A; 207. Adjustment shaft; 208. Bevel gear B;

[0025] 3. Support structure; 301. Guide column; 302. Secondary support plate; 303. Locking seat; 304. Self-locking block; 305. Positioning rod;

[0026] 4. Reinforcement assembly; 401. Reinforcement frame; 402. Reinforcement column; 403. Round hole A; 404. Reinforcement seat; 405. Round hole B; 406. Threaded cylinder; 407. Threaded rod; 408. Knob. DETAILED DESCRIPTION

[0027] The embodiments of the present invention are described in further detail below with reference to the accompanying drawings and examples. Example

[0028] As attached Figure 1 To the attached Figure 6 As shown:

[0029] The utility model provides a support mechanism, including a base frame 1; mounting seats 101 are fixedly provided on both sides of the base frame 1, and mounting holes are opened in the mounting seats 101 in a through-type manner; a connecting shaft 105 is fixedly provided on one side of the top of the base frame 1, and a main supporting plate 106 is rotatably provided on the outer side of the connecting shaft 105; guide grooves 107 are opened in the inner sides of the main supporting plate 106, and connecting seats 108 are fixedly provided on the outer side of the main supporting plate 106, and the connecting seats 108 are symmetrically provided in four groups, and self-locking holes 109 are opened in the connecting seats 108;

[0030] In the embodiment of the present disclosure, an adjustment mechanism 2 is fixedly provided on the outer side of the main support plate 106, and secondary support structures 3 are installed on both sides of the main support plate 106; the secondary support structure 3 is symmetrically provided at two locations, and the secondary support structure 3 includes: a guide column 301, a secondary support plate 302, a locking seat 303, a self-locking block 304 and a positioning rod 305; the guide column 301 is slidably provided inside the guide groove 107, and the guide column 301 and the guide groove 107 are symmetrically provided in four groups, and the guide column 301 and the guide groove 107 are both provided with an H-shaped structure; the secondary support plate 302 is fixedly provided between the two groups of guide columns 301, and the side of the secondary support plate 302 is in contact with the side of the main support plate 106; the locking seat 303 is fixedly provided on the outer side of the secondary support plate 302, and the outer side of the locking seat 303 is in contact with the outer side of the connecting seat 108; the self-locking block 304 is slidably provided on the locking seat When the cam 302 is in the unlock state, the cam 303 is locked and the locking cam 306 is locked, so the cam 303 is locked. Example

[0031] As attached Figure 2 With attached Figure 4As shown: On the basis of embodiment 1, a support seat 102 is fixedly provided on the other side of the top of the base frame 1, and a support shaft 103 is fixedly provided inside the support seat 102; a rotating seat 104 is rotatably provided on the outside of the support shaft 103, and the rotating seat 104, the support shaft 103 and the support seat 102 are symmetrically provided in two groups; the adjusting mechanism 2 includes: an adjusting cylinder 201, an adjusting column 202, an adjusting seat 203, a fixed seat 204, an adjusting screw rod 205, a bevel gear A206, an adjusting shaft 207 and a bevel gear B208; two groups of adjusting cylinders 201 are provided, and the two groups of adjusting cylinders 201 are fixedly provided on the outside of the two groups of rotating seats 104 respectively; the adjusting column 202 is slidably provided inside the adjusting cylinder 201; the adjusting seat 203 is rotatably provided on the outside of the end of the adjusting column 202, and the adjusting seat 203 is fixedly provided on the outside of the main support plate 106; the fixed seat 204 is fixedly provided inside the adjusting cylinder 201; the adjusting screw rod 205 is rotatably provided Placed inside the fixed seat 204, and the adjusting screw 205 is set inside the adjusting column 202 through a threaded connection; the bevel gear A206 is fixedly set at the top of the adjusting screw 205; the adjusting shaft 207 is rotatably set between the two sets of adjusting cylinders 201, and a handwheel is fixedly set at the top of the adjusting shaft 207; the bevel gear B208 is fixedly set outside the adjusting shaft 207, and the bevel gear B208 is meshed with the bevel gear A206, and the bevel gear B208 There are two sets of bevel gears A206; their specific functions are: by providing an adjusting shaft 207 and two sets of bevel gears B208 and two sets of bevel gears A206, the two sets of adjusting screws 205 can drive the two sets of adjusting columns 202 to slide synchronously in the two sets of adjusting cylinders 201, so that the total length between the adjusting cylinders 201 and the adjusting columns 202 can be adjusted; the inclination of the main support plate 106 and the secondary support plate 302 can be adjusted according to the slope of the foundation pit. Example

[0032] As attached Figure 3 , Attachment Figure 5 With attached Figure 6As shown: Based on the first and second embodiments, the reinforcement component 4 includes: a reinforcement frame 401, a reinforcement column 402, a circular hole A403, a reinforcement seat 404, a circular hole B405, a threaded barrel 406, a threaded rod 407 and a knob 408; the reinforcement frame 401 is fixedly arranged on both sides of the main support plate 106; one end of the reinforcement column 402 is rotatably arranged on the inner side of the end of the reinforcement frame 401; the circular hole A403 is opened in the other end of the reinforcement column 402 in a through-type manner; the reinforcement seat 404 is fixedly arranged on the outside of the secondary support plate 302; the circular hole B405 is opened in the inside of the reinforcement seat 404 in a through-type manner; the threaded barrel 406 is fixedly arranged on the outside of the reinforcement seat 404, and the threaded barrel 406 is connected to the The circular hole B405 is located on the same axis; the threaded rod 407 is movably arranged between the circular hole A403 and the circular hole B405, and the threaded rod 407 is arranged inside the threaded tube 406 through a threaded connection; the knob 408 is fixedly arranged at the end of the threaded rod 407, and the end of the knob 408 is in contact with the outer side of the reinforcement seat 404; its specific function is: by providing the threaded rod 407 and the threaded tube 406 as well as the circular hole A403 and the circular hole B405, the end of the reinforcement column 402 can be fixed inside the reinforcement seat 404, so that the reinforcement column 402 is fixed in an inclined posture between the reinforcement frame 401 and the reinforcement seat 404; thereby, the edge of the secondary support plate 302 can be reinforced and supported.

[0033] The specific usage and function of this embodiment are as follows:

[0034] When the cam 302 is in the closed position, the cam 302 is in the closed position, and the cam 302 is in the closed position, so that the cam 302 is in the closed position, and the cam 302 is in the closed position, so that the cam 302 is in the closed position, and the cam 302 is in the closed position, so that the cam 302 is in the closed position, and the cam 302 is in the closed position, so that the cam 302 is in the closed position, and the cam 302 is in the closed position, so that the cam 302 is in the closed position, and the cam 302 is in the closed position, so that the cam 302 is in the closed position, and the cam 302 is in the closed position, so that the cam 302 is in the closed position, The threaded rod 407 is passed through the circular hole A403 and the circular hole B405, and the threaded rod 407 is screwed into the threaded cylinder 406 through the threaded structure, so that the end of the knob 408 fits against the outer side of the reinforcement seat 404; the reinforcement column 402 is then fixed between the reinforcement frame 401 and the reinforcement seat 404 in an inclined posture, so that the edge of the secondary support plate 302 is supported and reinforced; the adjustment shaft 207 is rotated, and the adjustment shaft 207 drives the two sets of adjustment screws 205 to rotate simultaneously through the two sets of bevel gears B208 and the two sets of bevel gears A206, and the two sets of adjustment screws 205 drive the two sets of adjustment columns 202 to slide synchronously in the two sets of adjustment cylinders 201 respectively, so that the inclination of the main support plate 106 and the secondary support plate 302 is adjusted, so that the main support plate 106 and the secondary support plate 302 are closely fitted against the foundation pit wall, so that the main support plate 106 and the secondary support plate 302 effectively support the foundation pit.

Claims

1. A support mechanism, characterized in that: include: Base frame (1); mounting seats (101) are fixedly provided on both sides of the base frame (1), and mounting holes are provided in the mounting seats (101) in a through-type manner; a connecting shaft (105) is fixedly provided on one side of the top of the base frame (1), and a main support plate (106) is rotatably provided on the outside of the connecting shaft (105); guide grooves (107) are provided on both sides of the main support plate (106), and a connecting seat (108) is fixedly provided on the outside of the main support plate (106), and the connecting seat (108) is symmetrically provided in four groups, and a self-locking hole (109) is provided in the connecting seat (108); An adjustment mechanism (2) is fixedly provided on the outside of the main support plate (106), and secondary support structures (3) are installed on both sides of the main support plate (106); the secondary support structures (3) are symmetrically provided at two locations, and the secondary support structures (3) include: guide columns (301) and secondary support plates (302); the guide columns (301) are slidably provided inside the guide grooves (107), and the guide columns (301) and the guide grooves (107) are symmetrically provided in four groups, and the guide columns (301) and the guide grooves (107) are both provided in an H-shaped structure; the secondary support plate (302) is fixedly provided between the two groups of guide columns (301), and the side of the secondary support plate (302) is in contact with the side of the main support plate (106); a reinforcement component (4) is fixedly provided between the secondary support plate (302) and the main support plate (106).

2. A support mechanism according to claim 1, characterized in that: A support seat (102) is fixedly provided on the other side of the top of the base frame (1), and a support shaft (103) is fixedly provided inside the support seat (102); a rotating seat (104) is rotatably provided outside the support shaft (103), and the rotating seat (104), the support shaft (103) and the support seat (102) are symmetrically provided in two groups.

3. A support mechanism according to claim 2, characterized in that: The adjustment mechanism (2) comprises: an adjustment cylinder (201), an adjustment column (202), an adjustment seat (203), a fixed seat (204), an adjustment screw (205) and a bevel gear A (206); the adjustment cylinder (201) is provided with two groups, and the two groups of adjustment cylinders (201) are respectively fixedly provided on the outside of the two groups of rotating seats (104); the adjustment column (202) is slidably provided inside the adjustment cylinder (201); the adjustment seat (203) is rotatably provided outside the end of the adjustment column (202), and the adjustment seat (203) is fixedly provided outside the main support plate (106); the fixed seat (204) is fixedly provided inside the adjustment cylinder (201); the adjustment screw (205) is rotatably provided inside the fixed seat (204), and the adjustment screw (205) is provided inside the adjustment column (202) through a threaded connection; and the bevel gear A (206) is fixedly provided at the top end of the adjustment screw (205).

4. A support mechanism according to claim 3, characterized in that: The adjustment mechanism (2) further comprises: an adjustment shaft (207) and a bevel gear B (208); the adjustment shaft (207) is rotatably arranged between the insides of the two sets of adjustment cylinders (201), and a hand wheel is fixedly arranged on the top end of the adjustment shaft (207); the bevel gear B (208) is fixedly arranged on the outside of the adjustment shaft (207), and the bevel gear B (208) is meshed with the bevel gear A (206), and two sets of the bevel gear B (208) and the bevel gear A (206) are each provided.

5. The support mechanism according to claim 1, characterized in that: The secondary support structure (3) further comprises: a locking seat (303), a self-locking block (304) and a positioning rod (305); the locking seat (303) is fixedly arranged on the outside of the secondary support plate (302), and the outside of the locking seat (303) is in contact with the outside of the connecting seat (108); the self-locking block (304) is slidably arranged inside one side of the locking seat (303), and a spring member is arranged between the self-locking block (304) and the inside of the locking seat (303); the end of the self-locking block (304) is arranged as a bevel structure, and the self-locking block (304) is slidably arranged inside the self-locking hole (109); the positioning rod (305) is fixedly arranged on the outside of the self-locking block (304), and the positioning rod (305) is slidably arranged inside the locking seat (303).

6. A support mechanism according to claim 1, characterized in that: The reinforcement assembly (4) comprises: a reinforcement frame (401), a reinforcement column (402), a circular hole A (403), a reinforcement seat (404), a circular hole B (405), a threaded cylinder (406), a threaded rod (407) and a knob (408); the reinforcement frame (401) is fixedly arranged on both sides of the main support plate (106); one end of the reinforcement column (402) is rotatably arranged on the inner side of the end of the reinforcement frame (401); the circular hole A (403) is opened in a through-type manner inside the other end of the reinforcement column (402); the reinforcement seat (404) is fixedly arranged on the secondary support plate (302) The outer side of the reinforcing seat (404); the circular hole B (405) is opened in a through-type manner inside the reinforcing seat (404); the threaded tube (406) is fixedly arranged on the outer side of the reinforcing seat (404), and the threaded tube (406) and the circular hole B (405) are located on the same axis; the threaded rod (407) is movably arranged between the circular hole A (403) and the circular hole B (405), and the threaded rod (407) is arranged inside the threaded tube (406) through a threaded connection; the knob (408) is fixedly arranged at the end of the threaded rod (407), and the end of the knob (408) is in contact with the outer side of the reinforcing seat (404).

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