Iron tower anti-falling guide rail reversing device

Abstract

The utility model provides an anti-falling guide rail reversing device for an iron tower. The anti-falling guide rail reversing device for the iron tower comprises a steering seat, a guide rail disc, a connecting arm, a pressing key, a connecting piece and a tightening piece. According to the iron tower anti-falling guide rail reversing device, the reversing base is arranged, the guide rail disc is rotationally arranged in the middle of the steering base, the reversing guide rail is fixedly installed on the side, away from the steering base, of the guide rail disc, the four connecting arms are fixedly installed on the periphery of the steering base, and the pressing keys are installed on the connecting arms; the pressing key and the connecting arm are both provided with via holes used for installing the connecting piece, and the connecting piece penetrates through the pressing key and the connecting arm and fixes the pressing key to the connecting arm through the tightening piece. When the reversing device is installed, the four guide rails to be connected can be placed on the four connecting arms correspondingly, then the flanges on the guide rails are pressed on the connecting arms through the pressing keys, operation is easy, and site construction and installation are facilitated.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of iron tower anti-falling, specifically relates to an iron tower anti-falling guide rail reversing device. BACKGROUND

[0002] When the power transmission iron tower needs to be climbed, the anti-falling device is used to protect the installation type of the protection personnel. At present, the guide rail is usually installed on the iron tower, and the operator uses the anti-falling device to be installed on the guide rail when climbing the ladder, so as to improve the safety of the operator in the operation process. Sometimes, the guide rail needs to be switched between the horizontal direction and the vertical direction, so the reversing device is usually installed between the horizontal guide rail and the vertical guide rail. At present, part of the guide rail is processed by using the I-shaped alloy piece, and the connection mode of the reversing device and the I-shaped guide rail is relatively complex. The reversing device needs to be connected to the guide rail in advance, and when the guide rail is erected on the iron tower, the operation is complex, and the installation of the reversing device is not convenient. CONTENT OF THE UTILITY MODEL

[0003] The utility model embodiment provides an iron tower anti-falling guide rail reversing device, which aims to solve the problem that the reversing device on the iron tower anti-falling guide rail is inconvenient to connect with the guide rail and is inconvenient to erect on site in the prior art.

[0004] To achieve the above-mentioned purpose, the utility model adopts the technical scheme of providing an iron tower anti-falling guide rail reversing device, which comprises:

[0005] A reversing seat;

[0006] A guide rail disc is rotationally arranged on the reversing seat, and a reversing guide rail is fixedly installed on the guide rail disc;

[0007] Four connecting arms are arranged in a cross shape on the outer side of the reversing seat, and the connecting arms extend to the outer side of the reversing seat along the radial direction of the guide rail disc;

[0008] A pressing key comprises a mounting portion for mounting on the connecting arm and a pressing portion for pressing the guide rail on the connecting arm;

[0009] A connecting piece is arranged through the pressing key and the connecting arm, and the end portion of the connecting piece is provided with a tightening portion for abutting to the top of the pressing key;

[0010] A tightening member is threadedly connected with the connecting piece, and the tightening member can abut to the side of the connecting arm away from the pressing key, so as to drive the pressing key to press the guide rail.

[0011] In a possible implementation manner, the number of the pressing keys is multiple, and the multiple pressing keys are arranged opposite to each other to form a placing gap for placing the guide rail.

[0012] In a possible implementation, the connecting arm is provided with a placing groove for placing the pressing key and the guide rail, and two oppositely arranged pressing keys are respectively abutted against two inner walls of the placing groove.

[0013] In a possible implementation, the fixing part on the pressing key is clamped between the guide rail and the inner wall of the placing groove.

[0014] In a possible implementation, the connecting arm is further provided, at one end close to the turning seat, with a limiting plate for limiting the guide rail.

[0015] In a possible implementation, the guide rail disc is further provided with two baffle plates arranged along a direction perpendicular to a length direction of the reversing guide rail.

[0016] In a possible implementation, the turning seat is threadedly connected with two limiting rods, the two limiting rods are respectively located at the connection between two adjacent connecting arms and the turning seat, and the limiting rods can abut against the outer side of the baffle plate to limit the rotation of the guide rail disc on the turning seat.

[0017] In a possible implementation, the limiting rod is further threadedly connected with a fixing part, and the fixing part is used for abutting against the turning seat to fix the limiting rod to the turning seat.

[0018] Compared with the prior art, the scheme shown in the embodiments of the present application has the following advantages: the turning seat is arranged, the guide rail disc is arranged at the middle part of the turning seat and fixedly installed on the side away from the turning seat, four connecting arms are fixedly installed around the turning seat and arranged along the radial direction of the rotation shaft of the guide rail disc on the turning seat, and two adjacent connecting arms are arranged perpendicularly to each other. The pressing key is installed on the connecting arm, and the through hole for installing the connecting piece is arranged on the pressing key and the connecting arm. The connecting piece is a bolt, the connecting piece penetrates through the pressing key and the connecting arm, and the pressing key is fixed to the connecting arm by the tightening part. When the reversing device is installed, the four guide rails to be connected can be placed on the four connecting arms, and then the flanges on the guide rails are pressed on the connecting arms by the pressing key. In construction, the guide rails can be fixed first, and then the turning seat is installed between the four guide rails. The operation is simple, and the device is convenient for on-site construction and installation. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 A structure schematic view of the iron tower anti-falling guide rail reversing device is provided in the embodiments of the present application.

[0020] Figure 2 A connecting structure schematic view of the guide rail and the connecting arm is provided in the embodiments of the present application.

[0021] Figure 3The mounting structure diagram of the limiting rod is provided for the embodiment of the utility model.

[0022] Mark explanation:

[0023] 1, steering seat; 2, guide rail disc; 21, reversing guide rail; 22, baffle; 3, connecting arm; 31, limiting plate; 4, key; 41, connecting piece; 42, tightening piece; 5, limiting rod; 51, fixing piece. Specific implementation

[0024] In order to make the technical problems, technical schemes and beneficial effects to be solved by the utility model more clear and obvious, the utility model is further described in detail below in combination with the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the utility model and not used to limit the utility model.

[0025] Please refer to Figures 1 to 3 The iron tower anti-falling guide rail reversing device provided by the utility model will be described. The iron tower anti-falling guide rail reversing device comprises a steering seat 1, a guide rail disc 2, a connecting arm 3, a key 4, a connecting piece 41 and a tightening piece 42. The guide rail disc 2 is rotationally arranged on the steering seat 1, and the reversing guide rail 21 is fixedly installed on the guide rail disc 2. The four connecting arms 3 are arranged in a cross shape on the outer side of the steering seat 1, and the connecting arms 3 extend along the radial direction of the guide rail disc 2 to the outer side of the steering seat 1. The key 4 comprises a mounting portion for mounting on the connecting arm 3 and a pressing portion for pressing the guide rail on the connecting arm 3. The connecting piece 41 is arranged through the key 4 and the connecting arm 3, and the end portion of the connecting piece 41 is provided with a tightening portion for abutting against the top of the key 4. The tightening piece 42 is threadedly connected with the connecting piece 41, and the tightening piece 42 can abut against the side of the connecting arm 3 away from the key 4 to drive the key 4 to press the guide rail.

[0026] Compared with the prior art, the iron tower anti-falling guide rail reversing device provided by the embodiment comprises the steering seat 1, the guide rail disc 2 is rotationally arranged in the middle of the steering seat 1, the reversing guide rail 21 is fixedly installed on the side of the guide rail disc 2 away from the steering seat 1, the four connecting arms 3 are fixedly installed around the steering seat 1, and the connecting arms 3 are arranged along the radial direction of the rotation shaft of the guide rail disc 2 on the steering seat 1. Moreover, the two adjacent connecting arms 3 are arranged perpendicularly to each other. The key 4 is mounted on the connecting arm 3, and the through hole for mounting the connecting piece 41 is arranged on the key 4 and the connecting arm 3. The connecting piece 41 is a bolt, the connecting piece 41 penetrates through the key 4 and the connecting arm 3, and the key 4 is fixed to the connecting arm 3 by the tightening piece 42. When the reversing device is installed, the four guide rails to be connected can be placed on the four connecting arms 3, and then the flanges on the guide rails are pressed on the connecting arms 3 by the key 4. During construction, the guide rails can be fixed first, and then the steering seat 1 is installed between the four guide rails. The operation is simple, and the device is convenient for on-site construction and installation.

[0027] Specifically, in the embodiment, when the pressing key 4 presses the flange on the guide rail against the connecting arm 3, there is a gap between the flange and the connecting arm 3, so that the stability of the guide rail fixing can be ensured. Meanwhile, a plurality of anti-skid protrusions are arranged on the pressing part of the pressing key 4, and the plurality of anti-skid protrusions are arranged along the length direction of the connecting arm 3. The anti-skid protrusions are used to abut against the flange of the guide rail, so as to strengthen the stability of the guide rail fixed by the pressing key 4.

[0028] Preferably, in the embodiment, a circular hole for mounting the guide rail disc 2 is arranged on the steering seat 1, the outer side wall of the guide rail disc 2 is slidingly arranged on the inner wall of the circular hole, and the rotation axis of the guide rail disc 2 is coaxially arranged with the circular hole.

[0029] In some embodiments, the above-mentioned pressing key 4 can adopt the structure as shown in Figure 1 , Figure 2 . Referring to Figure 1 , Figure 2 , the number of the pressing key 4 is multiple, and the multiple pressing keys 4 are arranged opposite to each other to form a placing gap for placing the guide rail. A plurality of pressing keys 4 are arranged on one side of the guide rail, and the pressing keys 4 are arranged on both sides of the guide rail. The guide rail can be effectively fixed on the connecting arm 3 by the pressing keys 4 on both sides, so as to ensure the stability of the connection between the guide rail and the connecting arm 3.

[0030] In some embodiments, the above-mentioned connecting arm 3 can adopt the structure as shown in Figure 1 , Figure 2 . Referring to Figure 1 , Figure 2 , the connecting arm 3 is provided with a placing groove for placing the pressing key 4 and the guide rail, and the two pressing keys 4 arranged opposite to each other abut against the two inner walls of the placing groove, respectively. The length direction of the placing groove is arranged along the length direction of the connecting arm 3. When the guide rail is mounted on the connecting arm 3, it is located inside the placing groove, and the fixing part of the pressing key 4 abuts against the inner wall of the placing groove, so as to improve the stability of the mounting position of the pressing key 4. Meanwhile, the pressing part of the pressing key 4 extends outward and abuts against the guide rail. By abutting the side wall of the pressing key 4 against the inner wall of the placing groove, the rotation of the pressing key 4 on the connecting arm 3 can be prevented, so as to ensure that the pressing part can effectively press against the flange of the guide rail.

[0031] In some embodiments, the above-mentioned pressing key 4 can adopt the structure as shown in Figure 2 . Referring to Figure 2The fixed part on the pressing key 4 is clamped between the guide rail and the inner wall of the placing groove. When the guide rail and the pressing key 4 are installed inside the placing groove on the connecting arm 3, the mounting part on the pressing key 4 is located between the inner wall of the placing groove and the flange of the guide rail. The position of the guide rail in the width direction of the placing groove can be positioned by the pressing key 4 on both sides of the guide rail. It can be ensured that the guide rails on the two opposite connecting arms 3 can be aligned. And make the guide rail in the middle of the width direction of the placing groove. When the reversing guide rail 21 is connected between the two guide rails, it can be ensured that the safety device can smoothly transition.

[0032] In some embodiments, the above-mentioned connecting arm 3 can adopt the structure as shown in Figure 1 , Figure 2 . See Figure 1 , Figure 2 , the end of the connecting arm 3 close to the steering seat 1 is also fixedly installed with a limiting plate 31 for limiting the guide rail. The limiting plate 31 is located on the side of the connecting arm 3 provided with the placing groove. When the guide rail is installed on the connecting plate, the end of the guide rail can be positioned by abutting against the limiting plate 31 to position the relative position between the guide rail and the connecting arm 3, which is convenient for the positioning and installation of the guide rail.

[0033] In some embodiments, the above-mentioned guide rail disc 2 can adopt the structure as shown in Figure 1 . See Figure 1 , the guide rail disc 2 is also fixedly installed with two baffles 22, which are arranged in parallel to the length direction of the reversing guide rail 21. The guide rail disc 2 is also fixedly installed with two baffles 22, which are located on both sides of the guide rail. When the reversing guide rail 21 connects two guide rails located on the same straight line, the two baffles 22 are respectively located at the ends of the other two guide rails, and when the safety device is located on two guide rails without connecting the reversing guide rail 21, the safety device can be prevented from being separated from the guide rail at the guide rail disc 2, thereby improving the safety during use.

[0034] In some embodiments, the above-mentioned steering seat 1 can adopt the structure as shown in Figure 1 , Figure 3 . See Figure 1 , Figure 3 , the steering seat 1 is threadedly connected with two limiting rods 5, which are respectively located at the connection between the two adjacent connecting arms 3 and the steering seat 1, and the limiting rod 5 can abut against the outer side of the baffle 22 to limit the rotation of the guide rail disc 2 on the steering seat 1. The connecting lines between the axes of the two limiting rods 5 and the axis of the rotating shaft of the guide rail disc 2 are perpendicular to each other, and the limiting rod 5 is located at the connection between the connecting arm 3 and the steering disc. When the limiting rod 5 is rotated to extend towards the guide rail disc 2, the limiting rod 5 can abut against the baffle 22 on the guide rail disc 2, and the limiting rod 5 and the rotating shaft of the guide rail disc 2 are spaced apart and parallel on the steering seat 1, so as to limit the continuous rotation of the guide rail disc 2.

[0035] Specifically, in the embodiment, a nut is fixedly installed on one side of the steering seat 1 and is threadedly connected with the limiting rod 5, the limiting rod 5 is threadedly connected with the nut, and the limiting rod 5 penetrates through the steering seat 1. The position of the limiting rod 5 can be adjusted by rotating the limiting rod 5, and the two limiting rods 5 are respectively adjusted according to the position of the reversing guide rail 21, so that the stability of the position of the reversing guide rail 21 is ensured.

[0036] In some embodiments, the limiting rod 5 can adopt the structure as shown in Figure 3 Referring to Figure 3 , a fixing member 51 is further threadedly connected with the limiting rod 5, and the fixing member 51 is used for abutting against the steering seat 1 to fix the limiting rod 5 to the steering seat 1. The fixing member 51 is a nut, and when the position of the limiting rod 5 is fixed, the fixing member 51 can be rotated to abut against the steering seat 1, so that the stability of the position of the limiting rod 5 can be improved. The shaking and displacement of the limiting rod 5 are prevented.

[0037] The above merely describes the preferred embodiments of the present application and is not used to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A tower anti-falling guide rail reversing device, characterized in that, The utility model relates to a kind of steering seat (1);Guide rail disc (2) is rotatably arranged on the steering seat (1), and reversing guide rail (21) is fixedly installed on the guide rail disc (2);Four connecting arms (3) are arranged on the outer side of the steering seat (1) in cross shape, and the connecting arm (3) extends to the outer side of the steering seat (1) along the radial direction of the guide rail disc (2);Key (4) includes mounting portion for mounting to the connecting arm (3) and pressing portion for pressing guide rail on the connecting arm (3);Connecting piece (41) is arranged through the key (4) and the connecting arm (3), and the end of the connecting piece (41) is provided with top fastening portion for abutting to the top of the key (4);Tightening member (42) is threadedly connected with the connecting piece (41), and the tightening member (42) can abut to the side of the connecting arm (3) away from the key (4), to drive the key (4) to press the guide rail. The number of the key (4) is multiple, and the two of the multiple keys (4) are oppositely arranged to form a placing gap for placing guide rail. The connecting arm (3) is provided with a placing groove for placing the key (4) and guide rail, and the two oppositely arranged keys (4) are respectively abutted on the two inner walls of the placing groove. The fixing portion on the key (4) is clamped between the guide rail and the inner wall of the placing groove. The connecting arm (3) is further fixedly installed with a limiting plate (31) for limiting guide rail at one end close to the steering seat (1). The guide rail disc (2) is further fixedly installed with two baffles (22), and the two baffles (22) are arranged at intervals along the length direction perpendicular to the reversing guide rail (21). The steering seat (1) is threadedly connected with two limiting rods (5), and the two limiting rods (5) are respectively located at the connection between two adjacent connecting arms (3) and the steering seat (1), and the limiting rod (5) can abut on the outer side of the baffle (22) to limit the rotation of the guide rail disc (2) on the steering seat (1).

2. The tower fall protection rail reversing device of claim 1, wherein, The limiting rod (5) is further threadedly connected with a fixing member (51), and the fixing member (51) is used for abutting on the steering seat (1) to fix the limiting rod (5) on the steering seat (1).

3. The tower fall protection rail reversing device of claim 2, wherein, ​ 4. The tower fall protection rail reversing device of claim 3, wherein, ​ 5. The tower fall protection rail reversing device of claim 1, wherein, ​ 6. The tower fall protection rail reversing device of claim 1, wherein, ​ 7. The tower fall protection rail reversing device of claim 6, wherein, ​ 8. The tower fall protection rail reversing device of claim 7, wherein, ​

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