Anchor rod

Abstract

The utility model relates to the technical field of anchor rods, in particular to an anchor rod which improves the anti-corrosion effect of an anchor rod through an anti-corrosion device, can adjust the main anti-corrosion position on site according to the embedding depth, improves the anti-corrosion effect and reduces the anti-corrosion cost, and provides protection for the joint of the two ends of the anchor rod through a wear-resisting device. The abrasion rate of the surfaces of the two ends is reduced, the service life is prolonged, protection on the two ends is increased again through the auxiliary device, surface abrasion caused by vibration of the stay wire rod affected by the external environment is reduced, and the practicability of the device is improved; comprising an anti-corrosion structure, a wear-resisting device and an auxiliary device, the wear-resisting device is installed on the anti-corrosion structure, and the auxiliary device is installed on the wear-resisting device.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of stay rod, especially to a stay rod. BACKGROUND

[0002] The stay rod is a rod or other metal component connecting the stay wire to the ground anchor; it is an important component of the transmission line tower, used to ensure the stability of the tower; in many transmission line towers in the paddy field or wetland, the role of the stay rod is particularly crucial; in the field of electric power engineering, the stay rod often faces corrosion problems, especially the tower in the paddy field or wetland; the corrosion of the grounding down lead and the stay rod can cause the grounding resistance to be unable to be guaranteed, the lightning trip-out rate to increase, and the stability of the stay rod to decrease, seriously threatening the safe operation of the line; the most serious corrosion often occurs at a distance of twenty to forty centimeters from the ground, while the corrosion at other places is not serious, so as long as the corrosion resistance of this section is improved, the service life of the entire grounding device can be prolonged.

[0003] The Chinese utility model patent with the application number CN201520504837.X in the prior art relates to an anti-corrosion stay rod, which comprises a stay rod body, a connecting ring, an extension rod and a connecting head, and can reduce the cost and construction time.

[0004] However, the above-mentioned device has general anti-corrosion ability in actual use, especially the surface of the underground part will be continuously rubbed with the soil during the shaking process with the external environment, especially the wear rate of the surface of the two end connecting parts is higher, which affects the service life. UTILITY MODEL CONTENTS

[0005] To solve the above technical problems, the utility model provides a stay rod capable of improving the anti-corrosion effect of the stay rod through an anti-corrosion device, adjusting the main anti-corrosion position according to the buried depth on site, improving the anti-corrosion effect and reducing the anti-corrosion cost, providing protection for the two end connecting parts of the stay rod through a wear-resistant device, reducing the wear rate of the surface of the two ends, increasing the service life, and further increasing the protection of the two ends through an auxiliary device, reducing the surface wear caused by the vibration of the stay rod due to the influence of the external environment, and improving the practicability of the device.

[0006] The utility model discloses a stay rod; the wear-resistant device is installed on the anti-corrosion device, and the auxiliary device is installed on the wear-resistant device; the anti-corrosion effect of the stay rod is improved through the anti-corrosion device, the main anti-corrosion position can be adjusted according to the buried depth on site, the anti-corrosion effect is improved and the anti-corrosion cost is reduced, protection is provided for the two end connecting parts of the stay rod through the wear-resistant device, the wear rate of the surface of the two ends is reduced, the service life is increased, the protection of the two ends is further increased through the auxiliary device, the surface wear caused by the vibration of the stay rod due to the influence of the external environment is reduced, and the practicability of the device is improved.

[0007] Preferably, the corrosion prevention structure comprises a pull rod body, a connecting ring, a heat shrink tube, a fastener, a bolt and a nut, one set of connecting rings is arranged at each end of the pull rod body, the heat shrink tube is sleeved on the body of the pull rod body, two sets of fasteners are sleeved at both ends of the heat shrink tube, and the break of the fastener is connected through the bolt and the nut; the two sets of connecting rings at both ends of the pull rod body are connected with external components, the position of the heat shrink tube on the pull rod body is adjusted according to the pre-buried depth of the pull rod body on site, so that the body of the heat shrink tube is located at a pre-buried depth of twenty to forty centimeters, then the heat shrink tube is heated to wrap the pull rod body, the corrosion resistance of the pull rod body is increased, then the two sets of fasteners are fastened by rotating the bolt, so that the two ends of the heat shrink tube are compressed to reduce the infiltration of underground water into the heat shrink tube, and the practicability of the device is improved.

[0008] Preferably, the sealing groove and the sealing gasket are further included, the inner side of the fastener is provided with the sealing groove, and the sealing gasket is placed in the sealing groove; when the bolt is rotated to fasten the fastener, the sealing gasket in the sealing groove is pressed to compress the port of the heat shrink tube, the gap between the port of the heat shrink tube and the pull rod body is reduced, and the practicability of the device is improved.

[0009] Preferably, the sealing gasket is further provided with a notch; the size of the notch of the sealing gasket is adjusted according to the diameter of the pull rod body before fastening, so as to reduce the situation that the sealing gasket is not tightly sealed due to the volume problem of the sealing gasket during the fastening process, and to adapt to different shrinkage of the heat shrink tube after heating, and the practicability of the device is improved.

[0010] Preferably, the wear-resistant device comprises a wear-resistant tube and a replacement ring, the body of the wear-resistant tube is arc-shaped, the replacement ring is arranged on the side of the wear-resistant tube close to the center of the shape, and the connecting ring body passes through the wear-resistant tube; the connecting ring is protected by the wear-resistant tube, so that the connecting ring is not directly contacted with the connecting hook, the abrasion of the connecting ring caused by the vibration of the pull rod body affected by the external environment is reduced, the replacement ring is connected with the connecting hook to replace the function of the original connecting ring, and the practicability of the device is improved.

[0011] Preferably, the auxiliary device comprises a protective rubber pad, a positioning protrusion and a positioning groove, the inner side of the wear-resistant pipe is provided with a groove on the side close to the center of the body, the protective rubber pad is placed in the groove of the inner side of the wear-resistant pipe, a plurality of positioning grooves are arranged in the groove of the inner side of the wear-resistant pipe, and a plurality of positioning protrusions are arranged on the side of the protective rubber pad close to the inner side of the groove in a position corresponding to the plurality of positioning grooves; the protective rubber pad is in contact with the connecting ring, so that the friction loss between the connecting ring and the wear-resistant pipe during vibration of the stay wire rod body is reduced, the position of the protective rubber pad in the wear-resistant pipe is limited through the positioning protrusion and the positioning groove, so that the protective rubber pad is prevented from being shaken out of the wear-resistant pipe after long-term use, and the practicability of the device is improved.

[0012] Compared with the prior art, the utility model has the advantages that: the corrosion prevention device improves the corrosion prevention effect of the stay wire rod, can adjust the main corrosion prevention position according to the burying depth on site, improves the corrosion prevention effect and reduces the corrosion prevention cost, the wear-resistant device provides protection for the connecting position of the two ends of the stay wire rod, reduces the wear rate of the surfaces of the two ends, increases the service life, the auxiliary device further protects the two ends, reduces the surface wear caused by the vibration of the stay wire rod due to the influence of the external environment, and improves the practicability of the device. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is the axonometric structure schematic diagram of the utility model;

[0014] Figure 2 It is the axonometric structure schematic diagram of the wear-resistant device of the utility model;

[0015] Figure 3 It is the cross section structure schematic diagram of the utility model;

[0016] Figure 4 It is the axonometric structure schematic diagram of the protective structure of the utility model;

[0017] Figure 5 It is the first local enlarged structure schematic diagram of the utility model;

[0018] Figure 6 It is the second local enlarged structure schematic diagram of the utility model.

[0019] Mark in the drawing: 1, stay wire rod body; 2, connecting ring; 3, heat shrink tube; 4, fastener; 5, bolt; 6, nut; 7, sealing groove; 8, sealing pad; 9, wear-resistant pipe; 10, replacement ring; 11, protective rubber pad; 12, positioning protrusion; 13, positioning groove. DETAILED DESCRIPTION

[0020] For the convenience of understanding the utility model, the utility model will be described more fully below with reference to the relevant drawings. The utility model can be realized in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0021] Embodiments

[0022] As Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 6 The wear-resistant device is installed on the corrosion-resistant device, and the auxiliary device is installed on the wear-resistant device.

[0023] First, the connecting ring 2 is inserted into the wear-resistant pipe 9 in the production process, and then the two groups of connecting rings 2 at both ends of the pull rod body 1 are connected with external components in use. According to the pre-buried depth of the pull rod body 1 on site, the position of the heat shrink tube 3 on the pull rod body 1 is adjusted, so that the main body of the heat shrink tube 3 is located at the pre-buried depth of twenty to forty centimeters. Then, the heat shrink tube 3 is heated to wrap the pull rod body 1, thereby increasing the corrosion resistance of the pull rod body 1. Then, the two groups of fasteners 4 are fastened by rotating the bolts 5, so as to compress the two ends of the heat shrink tube 3 and reduce the infiltration of underground water into the heat shrink tube 3.

[0024] The corrosion-resistant structure includes a pull rod body 1, a connecting ring 2, a heat shrink tube 3, a fastener 4, a bolt 5 and a nut 6. One group of connecting rings 2 is arranged at both ends of the pull rod body 1. The heat shrink tube 3 is sleeved on the main body of the pull rod body 1. Two groups of fasteners 4 are sleeved at both ends of the heat shrink tube 3. The fastener 4 is connected by the bolt 5 and the nut 6 at the break.

[0025] It also includes a sealing groove 7 and a sealing gasket 8. The sealing groove 7 is arranged on the inner side of the fastener 4, and the sealing gasket 8 is placed in the sealing groove 7.

[0026] It also includes a notch arranged on the sealing gasket 8.

[0027] The wear-resistant device includes a wear-resistant pipe 9 and a replacement ring 10. The main body of the wear-resistant pipe 9 is in the shape of a circular arc. The replacement ring 10 is arranged on the side of the wear-resistant pipe 9 close to the center of the shape. The connecting ring 2 passes through the wear-resistant pipe 9.

[0028] The auxiliary device comprises a protective rubber pad 11, positioning protrusions 12 and positioning grooves 13, the inner side of the wear-resistant pipe 9 is provided with a groove on the side close to the center of the body, the protective rubber pad 11 is placed in the groove on the inner side of the wear-resistant pipe 9, the groove on the inner side of the wear-resistant pipe 9 is provided with a plurality of groups of positioning grooves 13, and the side of the protective rubber pad 11 close to the inner side of the groove is provided with a plurality of groups of positioning protrusions 12 corresponding to the positions of the plurality of groups of positioning grooves 13.

[0029] The corrosion prevention device improves the corrosion prevention effect of the pull rod, can adjust the main corrosion position according to the embedding depth on site, improves the corrosion prevention effect and reduces the corrosion prevention cost, the wear-resistant device provides protection for the connection positions of the two ends of the pull rod, reduces the surface wear rate of the two ends, increases the service life, the auxiliary device further protects the two ends, reduces the surface wear caused by the vibration of the pull rod due to the influence of the external environment, and improves the practicality of the device.

[0030] As shown in Figures 1 to 5 The utility model discloses a pull rod, which, when working, first passes the connecting ring 2 into the wear-resistant pipe 9 in the production process, then connects the two groups of connecting rings 2 at the two ends of the pull rod body 1 with external components when in use, adjusts the position of the heat shrink tube 3 on the pull rod body 1 according to the embedding depth of the pull rod body 1 on site, makes the heat shrink tube 3 body located at the embedding depth of twenty to forty centimeters, then heats the heat shrink tube 3 to wrap the pull rod body 1, increases the corrosion resistance of the pull rod body 1, then fastens the two groups of fasteners 4 through the rotating bolt 5, thereby compressing the two ends of the heat shrink tube 3 to reduce the infiltration of underground water into the heat shrink tube 3.

[0031] The above is only the preferred embodiment of the utility model, and it should be pointed out that, for ordinary skilled persons in the technical field, several improvements and modifications can be made without departing from the technical principles of the utility model, and these improvements and modifications should also be regarded as the protection scope of the utility model.

Claims

1. A stay rod; characterized by, Including anti-corrosion structure, wear-resistant device and auxiliary device, wear-resistant device is installed on anti-corrosion device, and auxiliary device is installed on wear-resistant device;Wear-resistant device includes wear-resistant pipe (9) and alternative ring (10), and the main body of wear-resistant pipe (9) is arc-shaped, wear-resistant pipe (9) is set with alternative ring (10) on the side of the outer side close to the center of its shape, and connecting ring (2) main body is passed through wear-resistant pipe (9).

2. A stay rod as claimed in claim 1, wherein The anti-corrosion structure includes a pull rod body (1), a connecting ring (2), a heat shrink tube (3), a fastener (4), a bolt (5), and a nut (6). The pull rod body (1) has a group of connecting rings (2) at both ends. The heat shrink tube (3) is sleeved on the main body of the pull rod body (1). Two groups of fasteners (4) are sleeved at both ends of the heat shrink tube (3). The fasteners (4) are connected by the bolt (5) and the nut (6) at the break.

3. A guyed mast as claimed in claim 2, characterized in that It also includes a sealing groove (7) and a sealing gasket (8). The inner side of the fastener (4) is provided with a sealing groove (7), and the sealing gasket (8) is placed in the sealing groove (7).

4. A guyed mast as claimed in claim 3, characterized in that The sealing gasket (8) is provided with a notch.

5. A guyed mast as claimed in claim 4, characterized in that The auxiliary device includes a protective rubber pad (11), a positioning protrusion (12), and a positioning groove (13). The inner side of the wear-resistant pipe (9) is provided with a recess close to the center of its main body. The protective rubber pad (11) is placed in the recess on the inner side of the wear-resistant pipe (9). The recess on the inner side of the wear-resistant pipe (9) is provided with a plurality of positioning grooves (13). The side of the protective rubber pad (11) close to the inner side of the recess is provided with a plurality of positioning protrusions (12) corresponding to the positions of the plurality of positioning grooves (13).

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