Protective steel pipe connecting tool

Abstract

The utility model discloses a protective steel pipe connecting tool which comprises a straight pipe and two elbow pipes. The fixing assembly comprises circular rings, first circular holes, second circular holes, inserting rods, pulling plates, third circular holes, short plates, short rods and clamping plates, the circular rings are symmetrically and fixedly connected to the side wall of the straight pipe, the first circular holes are formed in the side walls of the circular rings, the second circular holes are formed in the side wall of the elbow pipe, and the inserting rods are slidably connected into the second circular holes. A pulling plate is fixedly connected to the side wall of the inserting rod, a third round hole is formed in the side wall of the straight pipe, short plates are symmetrically and fixedly connected to the inner wall of the straight pipe, and short rods are slidably connected to the side walls of the short plates in a penetrating mode. A clamping plate can be driven to move by pulling a pull ring, then a vertical rod can be inserted into a third round hole, then the pull ring is loosened after a straight pipe is moved to a proper position, the clamping plate clamps the side wall of the vertical rod under the elastic action of a second spring, and then the vertical rod clamping device can adapt to vertical rods of different sizes.

Description

Technical Field

[0001] The utility model relates to the technical field of building construction, in particular to a protective steel pipe connecting tool. Background Art

[0002] A component used for vertical transportation between floors in a building. It is used for transportation between floors and when there is a large height difference. In multi-storey and high-rise buildings with elevators and escalators as the main means of vertical transportation, stairs must also be installed. Therefore, stairs are indispensable in the construction process, and the protection of stairs is particularly important.

[0003] The traditional method of edge protection of stairwells is to use a vertical pole to connect the upper and lower guardrails at the middle of the stairwell, and use fasteners to connect the vertical pole to the upper and lower cross bars. This method is complicated to construct and requires customized cross bars that meet the size of the stairwell for reinforcement. If the number of floors on site is high, the number of cross bars and fasteners used will also increase, which greatly wastes manpower and material resources. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and provides a protective steel pipe connecting tool.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A protective steel pipe connection tool, comprising:

[0007] A straight pipe and two elbows;

[0008] A fixing component, the fixing component includes a circular ring, a first circular hole, a second circular hole, an insert rod, a pull plate, a third circular hole, a short plate, a short rod and a splint, the straight tube side wall is symmetrically fixedly connected with a circular ring, the circular ring side wall is provided with a plurality of first circular holes, the elbow tube side wall is provided with a second circular hole, the second circular hole is slidably connected with an insert rod, the insert rod side wall is fixedly connected with a pull plate, the straight tube side wall is provided with a third circular hole, the straight tube inner wall is symmetrically fixedly connected with a short plate, the short plate side wall is slidably connected with a short rod, and the short rod side wall is fixedly connected with a splint.

[0009] Preferably, the fixing assembly further comprises a bolt, a first spring, a second spring, a baffle, a pull rope and a pull ring, the side wall of the elbow pipe is threadedly connected with a bolt, and one end of the insertion rod is inserted into the corresponding second circular hole.

[0010] Preferably, the side wall of the insertion rod is sleeved with a first spring, one end of the first spring is fixedly connected to the side wall of the elbow pipe, and the other end of the first spring is fixedly connected to the side wall of the pull plate.

[0011] Preferably, the short rod side wall is sleeved with a second spring, one end of the second spring is fixedly connected to the adjacent clamping plate side wall, and the other end of the second spring is fixedly connected to the adjacent short plate side wall.

[0012] Preferably, a baffle is fixedly connected to the side wall of the short rod, and the inner wall of the elbow pipe and the side wall of the circular ring slide against each other.

[0013] Preferably, a draw rope is fixedly connected to the side wall of the baffle, and one end of the draw rope is fixedly connected to a draw ring.

[0014] Beneficial effects of the utility model:

[0015] 1. In the utility model, by providing structures such as a circular ring, a pull rope and a second spring, the clamping plate can be driven to move by pulling the pull ring, and then the vertical pole can be inserted into the third circular hole, and then the straight tube is moved to a suitable position and the pull ring is released. At this time, the clamping plate clamps the side wall of the vertical pole under the elastic action of the second spring, so as to adapt to vertical poles of different sizes.

[0016] 2. In the utility model, by providing the first spring, the insertion rod and the first circular hole and other structures, the insertion rod can be inserted into the first circular hole at different positions, thereby adjusting the fixed position and angle of the straight pipe and the elbow pipe, and then the position of the elbow pipe can be adjusted according to the inclination of the stairs, so that it can be fixed conveniently. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is the appearance intention of a protective steel pipe connecting tool proposed by the utility model.

[0018] Figure 2 The utility model provides a schematic structural diagram of a straight pipe in a protective steel pipe connecting tool.

[0019] Figure 3 The utility model provides a schematic structural diagram of an elbow pipe in a protective steel pipe connecting tool.

[0020] Figure 4 The utility model provides a schematic diagram of the temporal structure of a straight pipe in a protective steel pipe connecting tool.

[0021] In the figure: 1 straight pipe, 2 elbow pipe, 3 bolt, 4 ring, 5 first round hole, 6 second round hole, 7 plug rod, 8 pull plate, 9 first spring, 10 third round hole, 11 short plate, 12 short rod, 13 clamping plate, 14 second spring, 15 baffle, 16 pull rope, 17 pull ring. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0023] Reference Figure 1-Figure 4 , a protective steel pipe connection tool, comprising:

[0024] A straight pipe 1 and two elbow pipes 2;

[0025] A fixing assembly includes a circular ring 4, a first circular hole 5, a second circular hole 6, an insert rod 7, a pull plate 8, a third circular hole 10, a short plate 11, a short rod 12 and a splint 13. The side wall of the straight tube 1 is symmetrically fixedly connected with the circular ring 4, a plurality of first circular holes 5 are opened on the side wall of the circular ring 4, a second circular hole 6 is opened on the side wall of the elbow tube 2, an insert rod 7 is slidably connected inside the second circular hole 6, a pull plate 8 is fixedly connected to the side wall of the insert rod 7, a third circular hole 10 is opened on the side wall of the straight tube 1, a short plate 11 is symmetrically fixedly connected to the inner wall of the straight tube 1, a short rod 12 is slidably connected to the side wall of the short plate 11, and a splint 13 is fixedly connected to the side wall of the short rod 12.

[0026] The fixing assembly also includes a bolt 3, a first spring 9, a second spring 14, a baffle 15, a pull rope 16 and a pull ring 17. The bolt 3 is threadedly connected to the side wall of the elbow pipe 2, and one end of the insertion rod 7 is inserted into the corresponding second circular hole 6.

[0027] A first spring 9 is sleeved on the side wall of the insertion rod 7, one end of the first spring 9 is fixedly connected to the side wall of the elbow pipe 2, and the other end of the first spring 9 is fixedly connected to the side wall of the pull plate 8. The first spring 9 can limit the movement range of the insertion rod 7.

[0028] A second spring 14 is sleeved on the side wall of the short rod 12 , one end of the second spring 14 is fixedly connected to the side wall of the adjacent clamping plate 13 , and the other end of the second spring 14 is fixedly connected to the side wall of the adjacent short plate 11 . The second spring 14 can provide a reverse force to the clamping plate 13 .

[0029] The side wall of the short rod 12 is fixedly connected with a baffle 15, and the inner wall of the elbow pipe 2 and the side wall of the ring 4 slide against each other. The baffle 15 can block one end of the short rod 12 to prevent the short rod 12 and the short plate 11 from separating.

[0030] A drawstring 16 is fixedly connected to the side wall of the baffle 15 , and a pull ring 17 is fixedly connected to one end of the drawstring 16 , so that the clamping plate 13 can be moved more conveniently.

[0031] In the utility model, when fixing the protective steel pipe, first pull the pull plate 8 to move the insertion rod 7 out of the first circular hole 5, and then separate the elbow pipe 2 and the straight pipe 1, and then insert the straight pipe 1 into the external vertical pole, at this time first pull the pull ring 17, the pull ring 17 drives the pull rope 16 to move, the pull rope 16 drives the baffle 15 to move, the baffle 15 drives the short rod 12 to move and compress the second spring 14, the short rod 12 drives the clamp 13 to move, and then the vertical pole can be inserted into the third circular hole 10, and then the straight pipe 1 is moved to a suitable position and then the pull ring 17 is released, at this time the clamp 13 clamps the side wall of the vertical pole under the elastic action of the second spring 14, and then can adapt to vertical poles of different sizes;

[0032] Then rotate the bolt 3 to connect the end of the elbow pipe 2 close to the bolt 3 and the upper and lower stair protection cross bars, and then fix the two with the bolt 3, and then pull the pull plate 8 to move the insertion rod 7 and drive the first spring 9 to compress, so that the inner wall of the elbow pipe 2 and the outer wall of the ring 4 are pressed against each other, and then loosen the insertion rod 7, and then the insertion rod 7 is inserted into the adjacent first circular hole 5 under the action of the first spring 9, and then the straight pipe 1 and the elbow pipe 2 are fixed again.

[0033] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A protective steel pipe connection tool, characterized in that: include: A straight pipe (1) and two elbow pipes (2); A fixing assembly, the fixing assembly comprising a circular ring (4), a first circular hole (5), a second circular hole (6), an insertion rod (7), a pull plate (8), a third circular hole (10), a short plate (11), a short rod (12) and a clamping plate (13), wherein the side wall of the straight tube (1) is symmetrically fixedly connected with the circular ring (4), the side wall of the circular ring (4) is provided with a plurality of first circular holes (5), the side wall of the elbow tube (2) is provided with a second circular hole (6), the inside of the second circular hole (6) is slidably connected with an insertion rod (7), the side wall of the insertion rod (7) is fixedly connected with the pull plate (8), the side wall of the straight tube (1) is provided with a third circular hole (10), the inner wall of the straight tube (1) is symmetrically fixedly connected with a short plate (11), the side wall of the short plate (11) is penetrated by a short rod (12) slidably connected, and the side wall of the short rod (12) is fixedly connected with the clamping plate (13).

2. A protective steel pipe connection tool according to claim 1, characterized in that: The fixing assembly further comprises a bolt (3), a first spring (9), a second spring (14), a baffle (15), a pull rope (16) and a pull ring (17); the bolt (3) is threadedly connected to the side wall of the elbow pipe (2); and one end of the insertion rod (7) is inserted into the corresponding second circular hole (6).

3. A protective steel pipe connection tool according to claim 2, characterized in that: The side wall of the insertion rod (7) is sleeved with a first spring (9), one end of the first spring (9) is fixedly connected to the side wall of the elbow pipe (2), and the other end of the first spring (9) is fixedly connected to the side wall of the pull plate (8).

4. A protective steel pipe connection tool according to claim 3, characterized in that: The side wall of the short rod (12) is sleeved with a second spring (14), one end of the second spring (14) is fixedly connected to the side wall of the adjacent clamping plate (13), and the other end of the second spring (14) is fixedly connected to the side wall of the adjacent short plate (11).

5. A protective steel pipe connection tool according to claim 4, characterized in that: The side wall of the short rod (12) is fixedly connected with a baffle (15), and the inner wall of the elbow pipe (2) and the side wall of the circular ring (4) slide against each other.

6. A protective steel pipe connection tool according to claim 5, characterized in that: A drawstring (16) is fixedly connected to the side wall of the baffle (15), and one end of the drawstring (16) is fixedly connected to a draw ring (17).

Images