Edge hole protection structure

Abstract

The utility model provides an edge hole protection structure, which relates to the technical field of foundation pit construction, and comprises a fixed plate, a movable rod is arranged on one side of the outer surface of the fixed plate, a screw rod is arranged on one side of the upper surface of the fixed plate, and a supporting mechanism is arranged on one side of the outer surface of the screw rod to promote a limiting plate to fixedly support the protection structure. The supporting mechanism comprises a connecting rod and a push rod, a limiting plate is arranged on one side of the outer surface of the supporting mechanism, a motor is fixedly arranged on one side of the upper surface of the fixing plate, and a transmission mechanism is arranged on one side of the output end of the motor to promote the protection structure to stretch and move. According to the edge hole protection structure, the motor drives the transmission mechanism to move, the transmission mechanism drives the rotating rod to rotate through the horizontal gear, the rotating rod drives the moving rod to move through the first supporting rod and the second supporting rod, and the effects that the moving rod drives the protection structure to stretch out and draw back, and the transportation efficiency of the protection structure is improved are achieved; the problems that a traditional protection mechanism is large in occupied area and low in transportation efficiency are solved.

Description

Technical Field

[0001] The utility model relates to a protective structure, in particular to an edge hole protective structure, belonging to the technical field of foundation pit construction. Background Art

[0002] The foundation pit is a temporary pit excavated for the building foundation. It belongs to the hole operation. Its function is to provide a space so that the foundation masonry work can be carried out according to the position specified in the design. During the construction process, in order to ensure the safety of the workers in the foundation pit and prevent the workers from falling into the pit dug during the construction process, it is usually necessary to set up a hole protection structure on the edge of the foundation pit.

[0003] After searching, a Chinese patent with publication number CN212866962U discloses a protective structure for edge openings, including a column, a base arranged at the lower end of the column, and a guardrail arranged between two adjacent columns. The plug-in block and the mounting block are both provided with through holes, and a positioning rod is inserted into the through hole. The upper surface of the mounting block is provided with a fixing piece for fixing the positioning rod. The utility model has the effect of being able to be quickly installed without using tools such as wrenches.

[0004] Although the above scheme can be quickly installed without the use of tools such as wrenches, the hole protection structure in the above patent does not have the function of enabling the protection structure to be retracted and stored. The above protection structure occupies too large an area, is not convenient for transportation and storage, and is not convenient to open and close when in use. For this reason, we provide a side hole protection structure to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a protective structure for edge openings in order to solve the above problems, so as to solve the problem that the hole opening protective structure in the prior art has no function to enable the protective structure to be telescopically stored.

[0006] The utility model is implemented through the following technical scheme: a protective structure for an edge hole, including a fixed plate, a movable rod is arranged on one side of the outer surface of the fixed plate, a spiral rod is arranged on one side of the upper surface of the fixed plate, and a supporting mechanism is arranged on one side of the outer surface of the spiral rod to prompt the limit plate to fix and support the protective structure, the supporting mechanism includes a connecting rod and a push rod, and a limit plate is arranged on one side of the outer surface of the supporting mechanism.

[0007] A motor is fixedly installed on one side of the upper surface of the fixed plate, and a transmission mechanism is arranged on one side of the motor output end to enable the protective structure to be telescopically moved. The transmission mechanism includes an annular rod and a gear column. A rotating rod is arranged on one side of the upper surface of the transmission mechanism, and support rod one and support rod two are arranged on one side of the outer surface of the rotating rod to enable the protective structure to be telescopically moved, and a moving rod is arranged on one side of the upper surface of support rod two.

[0008] Preferably, one side of the upper surface of the fixed plate is fixedly connected to the lower surface of the limit block, one side of the inner surface of the limit block is rotatably connected to one side of the outer circumferential surface of the screw rod, one side of the threaded outer circumferential surface of the screw rod is threadedly connected to one side of the threaded inner surface of the moving block, one side of the outer surface of the moving block is fixedly connected to one side of the outer surface of the connecting block, one side of the inner surface of the connecting block is rotatably connected to one side of the inner surface of the connecting rod through a rotating shaft, the other side of the inner surface of the connecting rod is rotatably connected to one side of the inner surface of the push rod through a rotating shaft, one side of the outer surface of the push rod is fixedly connected to one side of the outer surface of the limit plate, and the support mechanism is used to enable the limit plate to fix the working position of the protective structure.

[0009] Preferably, one side of the inner surface of the push rod is slidably connected to one side of the outer surface of the fixed block, and the lower surface of the fixed block is fixedly connected to one side of the upper surface of the fixed plate, so that the fixed block is used to improve the transmission stability of the push rod.

[0010] Preferably, the motor output end is fixedly connected to one end of the transmission shaft, one side of the outer circumferential surface of the transmission shaft is fixedly connected to one side of the inner surface of the transmission rod, the other side of the inner surface of the transmission rod is slidably connected to one side of the inner surface of the annular rod through a rotating shaft, one side of the outer surface of the annular rod is fixedly connected to one end of the gear column, the lower surface of the gear column is slidably connected to one side of the upper surface of the fixed plate, and the transmission mechanism is used to cause the protective structure to be opened and closed according to work needs.

[0011] Preferably, one side of the outer surface of the annular rod is slidably connected to one side of the inner surface of the fixed rod, the other side of the inner surface of the fixed rod is slidably connected to one side of the outer surface of the gear column, the lower surface of the fixed rod is fixedly connected to one side of the upper surface of the fixed plate, and the fixed rod is used to improve the transmission stability of the annular rod and the gear column.

[0012] Preferably, one side of the teeth on the outer surface of the gear column meshes with one side of the teeth on the outer circumferential surface of the spur gear, the inner surface of the spur gear is fixedly connected to one side of the outer circumferential surface of the rotating rod, the other side of the outer circumferential surface of the rotating rod is rotatably connected to one side of the inner surface of the support block, the lower surface of the support block is fixedly connected to one side of the upper surface of the fixed plate, and the support block is used to cause the rotating rod to rotate horizontally on the upper surface of the fixed plate.

[0013] Preferably, one side of the outer circumferential surface of the rotating rod is fixedly connected to one side of the inner surface of support rod one, the other side of the inner surface of support rod one is rotatably connected to one side of the inner surface of support rod two via a rotating shaft, the other side of the inner surface of support rod two is rotatably connected to one side of the inner surface of support block two via a rotating shaft, the upper surface of support block two is fixedly connected to one side of the lower surface of the moving rod, one side of the lower surface of the moving rod is fixedly connected to the upper surface of the telescopic rod, and support rod one and support rod two are utilized to enable the protective structure to start operation.

[0014] Preferably, one side of the outer surface of the support rod is rotatably connected to one side of the inner surface of the transmission block through a rotating shaft, one side of the outer surface of the transmission block is slidably connected to one side of the inner surface of the limit rod, one side of the outer surface of the limit rod is slidably connected to one side of the inner surface of the telescopic rod, the lower surface of the telescopic rod is fixedly connected to one side of the upper surface of the fixed plate, and the transmission block is used to cause the limit rod to move horizontally to improve the sealing of the protective structure to the hole.

[0015] The utility model provides a protective structure for edge openings, which has the following beneficial effects:

[0016] The utility model drives the transmission mechanism to move through a motor, the transmission mechanism drives the rotating rod to rotate through a flat gear, and the rotating rod drives the moving rod to move through a first support rod and a second support rod, thereby achieving the effect of using the moving rod to drive the protective structure to be extended and retracted, thereby improving the transportation efficiency of the protective structure, and solving the problem that the traditional protective mechanism occupies a large area and has a low transportation efficiency.

[0017] The utility model uses external force to drive the spiral rod to rotate on the inner surface of the limit block, the spiral rod drives the supporting mechanism to move through the moving block, and the supporting mechanism drives the limit plate to move, so as to achieve the purpose of using the limit plate to quickly fix the working position of the protective structure and improve the use stability of the protective structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0019] Figure 2 It is a three-dimensional structural schematic diagram of the limit rod of the utility model;

[0020] Figure 3 It is a three-dimensional structural schematic diagram of the support mechanism of the utility model;

[0021] Figure 4 It is a three-dimensional structural schematic diagram of the transmission mechanism of the utility model.

[0022] Description of Reference Numerals

[0023] 1. Fixed plate; 2. Limit block; 3. Screw rod; 4. Moving block;

[0024] 5. Support mechanism; 51. Connecting block; 52. Connecting rod; 53. Push rod;

[0025] 6. Limiting plate; 7. Fixing block; 8. Motor; 9. Transmission shaft;

[0026] 10. Transmission mechanism; 101. Transmission rod; 102. Ring rod; 103. Gear column;

[0027] 11. Flat gear; 12. Rotating rod; 13. Support block 1; 14. Fixed rod; 15. Support rod 1; 16. Support rod 2; 17. Support block 2; 18. Moving rod; 19. Transmission block; 20. Limit rod; 21. Telescopic rod. DETAILED DESCRIPTION

[0028] The embodiment of the utility model provides a protective structure for an edge opening.

[0029] Please refer to Figure 1 , Figure 2 and Figure 3 A protective structure for an edge hole comprises a fixed plate 1, one side of the upper surface of the fixed plate 1 is fixedly connected to the lower surface of a limit block 2, one side of the inner surface of the limit block 2 is rotatably connected to one side of the outer circumferential surface of a screw rod 3, the limit block 2 is used to improve the transmission stability of the screw rod 3, one side of the threaded outer circumferential surface of the screw rod 3 is threadedly connected to one side of the threaded inner surface of a moving block 4, one side of the outer surface of the moving block 4 is fixedly connected to one side of the outer surface of a connecting block 51, one side of the inner surface of the connecting block 51 is rotatably connected to one side of the inner surface of a connecting rod 52 through a rotating shaft, the connecting rod 52 is used to cause a push rod 53 to slide horizontally on the upper surface of the fixed plate 1, the other side of the inner surface of the connecting rod 52 is rotatably connected to one side of the inner surface of the push rod 53 through a rotating shaft, and one side of the inner surface of the push rod 53 is slidably connected to one side of the outer surface of the fixed block 7.

[0030] Please refer to Figure 1 and Figure 3 The lower surface of the fixed block 7 is fixedly connected to one side of the upper surface of the fixed plate 1, and the fixed block 7 is used to improve the transmission stability of the push rod 53. The outer surface of the push rod 53 is fixedly connected to one side of the outer surface of the limit plate 6. The support mechanism 5 is used to prompt the limit plate 6 to fix the working position of the protective structure. A moving rod 18 is provided on one side of the outer surface of the fixed plate 1, and a spiral rod 3 is provided on one side of the upper surface of the fixed plate 1. A support mechanism 5 is provided on one side of the outer surface of the spiral rod 3 to prompt the limit plate 6 to fix and support the protective structure. The support mechanism 5 is used to fix the working position of the protective structure through the limit plate 6. The support mechanism 5 includes a connecting rod 52 and a push rod 53, and a limit plate 6 is provided on one side of the outer surface of the support mechanism 5.

[0031] Please refer to Figure 4A motor 8 is fixedly arranged on one side of the upper surface of the fixed plate 1. The motor 8 can be used as a power input source. The model thereof is not specifically limited in the present application, and it can also be replaced by other power drive structures. The output end of the motor 8 is fixedly connected to one end of the transmission shaft 9, and one side of the outer circumferential surface of the transmission shaft 9 is fixedly connected to one side of the inner surface of the transmission rod 101. The transmission rod 101 is used to cause the gear column 103 to reciprocate through the annular rod 102. The other side of the inner surface of the transmission rod 101 is slidably connected to one side of the inner surface of the annular rod 102 through a rotating shaft. One side of the outer surface of the annular rod 102 is slidably connected to one side of the inner surface of the fixed rod 14. The other side of the inner surface of the fixed rod 14 is slidably connected to one side of the outer surface of the gear column 103. The lower surface of the fixed rod 14 is fixedly connected to one side of the upper surface of the fixed plate 1, and the fixed rod 14 is used to improve the transmission stability of the annular rod 102 and the gear column 103.

[0032] Please refer to Figure 4 One side of the outer surface of the annular rod 102 is fixedly connected to one end of the tooth column 103, one side of the tooth teeth on the outer surface of the tooth column 103 is meshed with one side of the tooth teeth on the outer circumferential surface of the flat gear 11, the inner surface of the flat gear 11 is fixedly connected to one side of the outer circumferential surface of the rotating rod 12, and the support block 13 is used to improve the transmission stability of the rotating rod 12, the other side of the outer circumferential surface of the rotating rod 12 is rotatably connected to one side of the inner surface of the support block 13, the lower surface of the support block 13 is fixedly connected to one side of the upper surface of the fixed plate 1, and the support block 13 is used to promote the horizontal rotation of the rotating rod 12 on the upper surface of the fixed plate 1, the lower surface of the tooth column 103 is slidably connected to one side of the upper surface of the fixed plate 1, and the transmission mechanism 10 is used to promote the protective structure to be opened and closed according to the work needs.

[0033] Please refer to Figure 1 , Figure 2 and Figure 4 A transmission mechanism 10 is provided on one side of the output end of the motor 8 to promote the telescopic movement of the protective structure, and the transmission mechanism 10 is used to promote the reciprocating movement of the support rod 15 and the support rod 2 16. The transmission mechanism 10 includes an annular rod 102 and a tooth column 103. A rotating rod 12 is provided on one side of the upper surface of the transmission mechanism 10. One side of the outer circumferential surface of the rotating rod 12 is fixedly connected to one side of the inner surface of the support rod 15. The outer surfaces of the two support rods 15 are engaged with each other to improve the movement stability of the protective mechanism. One side of the outer surface of the support rod 15 is rotatably connected to one side of the inner surface of the transmission block 19 through a rotating shaft. One side of the outer surface of the transmission block 19 is slidably connected to one side of the inner surface of the limit rod 20. One side of the outer surface of the limit rod 20 is slidably connected to one side of the inner surface of the telescopic rod 21. The lower surface of the telescopic rod 21 is fixedly connected to one side of the upper surface of the fixed plate 1. The transmission block 19 is used to promote the horizontal movement of the limit rod 20 to improve the sealing performance of the protective structure to the hole.

[0034] Please refer to Figure 1 , Figure 2 and Figure 4The other side of the inner surface of the support rod 15 is rotatably connected to one side of the inner surface of the support rod 2 16 through a rotating shaft, and the outer surfaces of the two support rods 2 16 are engaged with each other to improve the movement stability of the protective mechanism. The other side of the inner surface of the support rod 2 16 is rotatably connected to one side of the inner surface of the support block 2 17 through a rotating shaft, and the support block 2 17 is used to promote the movement of the telescopic rod 21 through the moving rod 18. The upper surface of the support block 2 17 is fixedly connected to one side of the lower surface of the moving rod 18, and one side of the lower surface of the moving rod 18 is fixedly connected to the upper surface of the telescopic rod 21. The support rod 15 and the support rod 2 16 are used to promote the protection structure to start operation. One side of the outer surface of the rotating rod 12 is provided with the support rod 15 and the support rod 2 16 to promote the telescopic operation of the protection structure, and the moving rod 18 is provided on one side of the upper surface of the support rod 2 16.

[0035] The utility model is used as follows: when the protective structure is used, an external force is used to manually cause the spiral rod 3 to rotate on the inner surface of the limit block 2, the spiral rod 3 causes the connecting block 51 to move through the moving block 4, the connecting block 51 causes the connecting rod 52 to move through the rotating shaft, the connecting rod 52 causes the push rod 53 to slide horizontally on the upper surface of the fixed plate 1 through the rotating shaft, the push rod 53 causes the limit plate 6 to move to fix the working position of the protective structure, and improves the working stability of the protective structure, the motor 8 causes the transmission rod 101 to rotate through the transmission shaft 9, the transmission rod 101 causes the annular rod 102 to reciprocate on the upper surface of the fixed plate 1 through the rotating shaft, the annular rod 102 causes the flat gear 11 to rotate through the tooth column 103, and the flat gear 11 causes The rotating rod 12 is made to rotate horizontally on the inner surface of the support block 13, the rotating rod 12 prompts the support rod 15 to rotate, the support rod 15 prompts the support rod 2 16 to rotate through the rotating shaft, the support rod 2 16 prompts the support block 2 17 to move through the rotating shaft, the support block 2 17 prompts the moving rod 18 to move up and down, the moving rod 18 prompts the telescopic rod 21 to move, the support rod 15 and the support rod 2 16 prompt the transmission block 19 to move through the rotating shaft, the transmission block 19 prompts the limit rod 20 to move horizontally on the inner surface of the telescopic rod 21, the support rod 15 and the support rod 2 16 prompt the limit rod 20 to move, and the protective structure is operated, thereby reducing the space occupied by the protective structure during transportation and improving the convenience of using the protective structure.

[0036] The above shows and describes the basic principle and main features of the utility model and the 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 for explaining the principle of 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 claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A protective structure for an edge opening, comprising a fixed plate (1), a movable rod (18) being arranged on one side of an outer surface of the fixed plate (1), characterized in that: A spiral rod (3) is provided on one side of the upper surface of the fixing plate (1); a support mechanism (5) is provided on one side of the outer surface of the spiral rod (3) to enable the limit plate (6) to fix and support the protective structure; the support mechanism (5) comprises a connecting rod (52) and a push rod (53); and a limit plate (6) is provided on one side of the outer surface of the support mechanism (5); A motor (8) is fixedly arranged on one side of the upper surface of the fixed plate (1); a transmission mechanism (10) is arranged on one side of the output end of the motor (8) to cause the protective structure to telescope; the transmission mechanism (10) comprises an annular rod (102) and a tooth column (103); a rotating rod (12) is arranged on one side of the upper surface of the transmission mechanism (10); a support rod 1 (15) and a support rod 2 (16) are arranged on one side of the outer surface of the rotating rod (12) to cause the protective structure to telescope; a moving rod (18) is arranged on one side of the upper surface of the support rod 2 (16).

2. The edge opening protection structure according to claim 1, characterized in that: One side of the upper surface of the fixed plate (1) is fixedly connected to the lower surface of the limit block (2); one side of the inner surface of the limit block (2) is rotatably connected to one side of the outer circumferential surface of the screw rod (3); one side of the threaded outer circumferential surface of the screw rod (3) is threadedly connected to one side of the threaded inner surface of the moving block (4); one side of the outer surface of the moving block (4) is fixedly connected to one side of the outer surface of the connecting block (51); one side of the inner surface of the connecting block (51) is rotatably connected to one side of the inner surface of the connecting rod (52) via a rotating shaft; the other side of the inner surface of the connecting rod (52) is rotatably connected to one side of the inner surface of the push rod (53) via a rotating shaft; and one side of the outer surface of the push rod (53) is fixedly connected to one side of the outer surface of the limit plate (6).

3. The edge opening protection structure according to claim 1, characterized in that: One side of the inner surface of the push rod (53) is slidably connected to one side of the outer surface of the fixed block (7), and the lower surface of the fixed block (7) is fixedly connected to one side of the upper surface of the fixed plate (1).

4. The edge opening protection structure according to claim 1, characterized in that: The output end of the motor (8) is fixedly connected to one end of the transmission shaft (9), one side of the outer circumferential surface of the transmission shaft (9) is fixedly connected to one side of the inner surface of the transmission rod (101), the other side of the inner surface of the transmission rod (101) is slidably connected to one side of the inner surface of the annular rod (102) via a rotating shaft, one side of the outer surface of the annular rod (102) is fixedly connected to one end of a tooth column (103), and the lower surface of the tooth column (103) is slidably connected to one side of the upper surface of the fixing plate (1).

5. The edge opening protection structure according to claim 1, characterized in that: One side of the outer surface of the annular rod (102) is slidably connected to one side of the inner surface of the fixing rod (14), the other side of the inner surface of the fixing rod (14) is slidably connected to one side of the outer surface of the tooth column (103), and the lower surface of the fixing rod (14) is fixedly connected to one side of the upper surface of the fixing plate (1).

6. The edge opening protection structure according to claim 1, characterized in that: One side of the teeth on the outer surface of the tooth column (103) meshes with one side of the teeth on the outer circumferential surface of the spur gear (11); the inner surface of the spur gear (11) is fixedly connected to one side of the outer circumferential surface of the rotating rod (12); the other side of the outer circumferential surface of the rotating rod (12) is rotatably connected to one side of the inner surface of the first support block (13); and the lower surface of the first support block (13) is fixedly connected to one side of the upper surface of the fixing plate (1).

7. The edge opening protection structure according to claim 1, characterized in that: One side of the outer circumferential surface of the rotating rod (12) is fixedly connected to one side of the inner surface of the first support rod (15); the other side of the inner surface of the first support rod (15) is rotatably connected to one side of the inner surface of the second support rod (16) via a rotating shaft; the other side of the inner surface of the second support rod (16) is rotatably connected to one side of the inner surface of the second support block (17) via a rotating shaft; the upper surface of the second support block (17) is fixedly connected to one side of the lower surface of the moving rod (18); and one side of the lower surface of the moving rod (18) is fixedly connected to the upper surface of the telescopic rod (21).

8. The edge opening protection structure according to claim 1, characterized in that: One side of the outer surface of the support rod (15) is rotatably connected to one side of the inner surface of the transmission block (19) via a rotating shaft, one side of the outer surface of the transmission block (19) is slidably connected to one side of the inner surface of the limiting rod (20), one side of the outer surface of the limiting rod (20) is slidably connected to one side of the inner surface of the telescopic rod (21), and the lower surface of the telescopic rod (21) is fixedly connected to one side of the upper surface of the fixing plate (1).

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