Power transmission line iron tower foundation bolt fastening device

Abstract

The utility model relates to the technical field of bolt fastening, and discloses a power transmission line iron tower foundation bolt fastening device which comprises a base, a connecting seat and a fixing mechanism, the base is used for supporting the connecting seat, a fixing bolt is arranged in the base and used for positioning the connecting seat, and the fixing mechanism is used for fixing the connecting seat. And a fixing nut is arranged at the top of the fixing bolt, the fixing nut is used for fixing the connecting base, the fixing mechanism comprises a shell, a driving shaft and a driven shaft, and the driving shaft and the driven shaft are both arranged in the shell. According to the power transmission line iron tower foundation bolt fastening device, the driving shaft, the driven shaft, the transmission mechanism and the sleeve are arranged in a matched mode, when bolts are fastened, the driving shaft and the driven shaft rotate synchronously, a plurality of bolts can be fixed to the same position during fastening, it is guaranteed that the clamping force is consistent, and the fastening efficiency is improved. And the stress generated by different bolt clamping forces is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of bolt fastening, in particular to a transmission line iron tower anchor bolt fastening device. Background Art

[0002] Transmission line towers are important facilities for power transmission. Their safe and stable operation is directly related to the normal operation of the power system. The existing towers are installed on the anchor bolts at the bottom. The anchor bolts of the tower are important components connecting the tower foundation and the ground. One end is buried in concrete and is responsible for supporting the entire tower structure, bearing huge weight and wind pressure.

[0003] The existing fixing method is to use a wrench to fix the bolts at the bottom, but this fixing method has some problems, such as the large number of bolts, which takes a long time to install. At the same time, the clamping force of each bolt is different, which can easily lead to stress concentration at the bottom of the tower and affect the stability of the tower body. This requires a device to solve the above problems. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a transmission line iron tower anchor bolt fastening device, which solves the problems of low efficiency in the bolt fastening process and different clamping forces of different bolts.

[0005] To achieve the above purpose, the utility model is implemented through the following technical solutions: a transmission line iron tower anchor bolt fastening device, including a base, a connecting seat and a fixing mechanism, the base is used to support the connecting seat, a fixing bolt is arranged inside the base, the fixing bolt is used to position the connecting seat, and a fixing nut is arranged on the top of the fixing bolt, the fixing nut is used to fix the connecting seat;

[0006] The fixing mechanism includes a shell, a driving shaft and a driven shaft, wherein the driving shaft and the driven shaft are both arranged inside the shell, and the driving shaft is connected to the driven shaft through a transmission mechanism. One end of the driving shaft and the driven shaft are fixedly connected with a sleeve, and the sleeve is sleeved with a fixing nut, and the sleeve is used to drive the fixing nut to rotate.

[0007] Optionally, the top of the driving shaft passes through the top of the housing, and a clamping portion is provided at the top of the driving shaft.

[0008] Optionally, a transmission compartment is provided inside the shell, a driving wheel and a driven wheel are provided inside the transmission compartment, the driving wheel is arranged on the outer circumferential surface of the driving shaft, and the driven wheel is arranged on the outer circumferential surface of the driven shaft.

[0009] Optionally, the transmission mechanism is a synchronous chain, one end of the synchronous chain is sleeved on the outer circumferential surface of the driving wheel, and the other end of the synchronous chain is sleeved on the outer circumferential surface of the driven wheel.

[0010] Optionally, the transmission mechanism is a reversing gear, which is arranged on the inner wall of the transmission bin and meshes with the driving wheel and the driven wheel at the same time.

[0011] Optionally, a clamping plate is provided at the bottom of the shell, and a fastening bolt is provided on one side of the clamping plate.

[0012] Optionally, the clamping plate is clamped with the connecting seat, and one end of the fastening bolt is pressed against one side of the connecting seat.

[0013] Optionally, an identification card slot is provided on the front side of the shell, and the identification card slot is used to record the diameter of the sleeve.

[0014] The utility model provides a transmission line iron tower anchor bolt fastening device, which has the following beneficial effects:

[0015] The utility model provides a transmission line iron tower anchor bolt fastening device. Through the coordinated arrangement of a driving shaft, a driven shaft, a transmission mechanism and a sleeve, when the bolts are fastened, the driving shaft can simultaneously drive multiple driven shafts to rotate together, thereby fixing multiple bolts and improving the efficiency during fastening. At the same time, the driving shaft and the driven shaft rotate synchronously, and when fastening, multiple bolts can be fixed in the same position, ensuring consistent clamping force and reducing stress caused by different bolt clamping force. The connecting seat can be clamped by a clamping plate arranged on the outer side of the shell, which is more stable and less prone to shaking when fixing the bolts. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0017] Figure 2 This is a schematic diagram of the structure of the utility model when in use;

[0018] Figure 3 This is a schematic diagram of the structure of the first embodiment of the utility model in a front cross-sectional view;

[0019] Figure 4 It is a structural schematic diagram of the first embodiment of the utility model;

[0020] Figure 5 It is a schematic diagram of the structure of the second embodiment of the utility model in a front cross-sectional view.

[0021] In the figure: 1. base; 2. connecting seat; 3. fixing bolt; 4. fixing nut; 5. housing; 6. driving shaft; 7. driven shaft; 8. sleeve; 9. driving wheel; 10. driven wheel; 11. synchronous chain; 12. transmission compartment; 13. reversing gear; 14. splint; 15. fastening bolt; 16. identification card slot. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figures 1 to 5 The utility model provides a technical solution: a transmission line iron tower anchor bolt fastening device, comprising a base 1, a connecting seat 2 and a fixing mechanism, the base 1 is used to support the connecting seat 2, a fixing bolt 3 is arranged inside the base 1, the fixing bolt 3 is used to position the connecting seat 2, a fixing nut 4 is arranged on the top of the fixing bolt 3, and the fixing nut 4 is used to fix the connecting seat 2;

[0024] The fixing mechanism includes a housing 5, a driving shaft 6 and a driven shaft 7. The driving shaft 6 and the driven shaft 7 are both arranged inside the housing 5. The driving shaft 6 is connected to the driven shaft 7 through a transmission mechanism. One end of the driving shaft 6 and the driven shaft 7 are fixedly connected with a sleeve 8, which is sleeved with the fixing nut 4. The sleeve 8 is used to drive the fixing nut 4 to rotate.

[0025] The base 1 is formed by pouring concrete, and the fixing bolts 3 are pre-buried in the base 1 during the pouring process. After the fixing nuts 4 are tightened with the fixing bolts 3, the connecting seat 2 can be fixed. The outer shell 5 is L-shaped and is compatible with the connecting seat 2. During the rotation of the active shaft 6, the active shaft 6 drives the outer driven shaft 7 to rotate through the transmission mechanism, and further drives the bottom sleeve 8 to rotate. After the sleeve 8 is connected with the fixing nut 4 and rotated, the fixing nut 4 can be tightened.

[0026] In this embodiment, as a preferred solution, the top of the driving shaft 6 passes through the top of the outer shell 5, a clamping portion is provided at the top of the driving shaft 6, a transmission compartment 12 is opened inside the outer shell 5, a driving wheel 9 and a driven wheel 10 are provided inside the transmission compartment 12, the driving wheel 9 is arranged on the outer cylindrical surface of the driving shaft 6, and the driven wheel 10 is arranged on the outer cylindrical surface of the driven shaft 7.

[0027] The clamping portion is hexagonal, which is convenient for clamping with a wrench. When the driving shaft 6 rotates, the driving wheel 9 is driven to rotate together, and the driven wheel 10 is driven to rotate through the driving wheel 9.

[0028] In this embodiment, as a preferred solution, the transmission mechanism is a synchronous chain 11 , one end of the synchronous chain 11 is sleeved on the outer circumference of the driving wheel 9 , and the other end of the synchronous chain 11 is sleeved on the outer circumference of the driven wheel 10 .

[0029] The two ends of the synchronous chain 11 are respectively sleeved on the outer sides of the driving wheel 9 and the driven wheel 10. The synchronous chain 11 is provided with teeth, which can ensure that the driving wheel 9 and the driven wheel 10 rotate at the same speed when rotating.

[0030] In this embodiment, as a preferred solution, the transmission mechanism is a reversing gear 13 , which is arranged on the inner wall of the transmission compartment 12 , and the reversing gear 13 is meshed with the driving wheel 9 and the driven wheel 10 at the same time.

[0031] When the driving wheel 9 rotates, it drives the reversing gear 13 to rotate in the opposite direction, and the reversing gear 13 further drives the driven wheel 10 to rotate, so that the driving wheel 9 and the driven wheel 10 rotate in the same direction, so that the multiple sleeves 8 can rotate together.

[0032] In this embodiment, as a preferred solution, a clamp 14 is provided at the bottom of the outer shell 5, a fastening bolt 15 is provided on one side of the clamp 14, the clamp 14 is clamped with the connecting seat 2, one end of the fastening bolt 15 is pressed against one side of the connecting seat 2, and an identification card slot 16 is provided on the front of the outer shell 5, and the identification card slot 16 is used to record the diameter of the sleeve 8.

[0033] The clamping plate 14 is provided with a cut angle to avoid the reinforcing ribs on the connecting seat 2. When rotating the fastening bolt 15, the fastening bolt 15 can be pressed against one side of the connecting seat 2 to fix the position of the outer shell 5. The identification card slot 16 is used to place the card. The diameter of the sleeve 8 can be recorded in the identification card slot 16, which is more convenient for subsequent search.

[0034] In the utility model, the working steps of the device are as follows:

[0035] 1. When in use, place the connecting seat 2 on the base 1, and pass the fixing bolt 3 through the bottom of the connecting seat 2;

[0036] 2. Place the fixing nut 4 on the fixing bolt 3, then put the sleeve 8 on the fixing nut 4 with the movable housing 5, and rotate the driving wheel 9 so that the multiple sleeves 8 can rotate and fix the fixing nut 4;

[0037] 3. After the fixation is completed, if no protection is required, remove the housing 5 and fix the subsequent equipment. If the bolts need to be protected, rotate and tighten the bolts 15 to fix the housing 5 to the bottom of the connecting seat 2 to protect the connecting seat 2.

[0038] Finally, it should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

[0039] The specific implementation methods provided by the utility model are introduced in detail above. Specific examples are used in this article to illustrate the principles and implementation methods of the utility model. The description of the above embodiments is only used to help understand the method and core idea of ​​the utility model. At the same time, for general technicians in this field, according to the idea of ​​the utility model, there will be changes in the specific implementation methods and application scope. In summary, the content of this specification should not be understood as a limitation on the utility model.

Claims

1. A transmission line tower anchor bolt fastening device, characterized in that: The invention comprises a base (1), a connecting seat (2) and a fixing mechanism, wherein the base (1) is used to support the connecting seat (2), a fixing bolt (3) is provided inside the base (1), the fixing bolt (3) is used to position the connecting seat (2), a fixing nut (4) is provided on the top of the fixing bolt (3), and the fixing nut (4) is used to fix the connecting seat (2); The fixing mechanism comprises a housing (5), a driving shaft (6) and a driven shaft (7); the driving shaft (6) and the driven shaft (7) are both arranged inside the housing (5); the driving shaft (6) is connected to the driven shaft (7) via a transmission mechanism; one end of each of the driving shaft (6) and the driven shaft (7) is fixedly connected with a sleeve (8); the sleeve (8) is sleeved with a fixing nut (4); and the sleeve (8) is used to drive the fixing nut (4) to rotate.

2. A transmission line tower anchor bolt fastening device according to claim 1, characterized in that: The top of the driving shaft (6) penetrates the top of the housing (5), and a clamping portion is provided at the top of the driving shaft (6).

3. A transmission line tower anchor bolt fastening device according to claim 2, characterized in that: A transmission chamber (12) is provided inside the housing (5), a driving wheel (9) and a driven wheel (10) are provided inside the transmission chamber (12), the driving wheel (9) is arranged on the outer circumferential surface of the driving shaft (6), and the driven wheel (10) is arranged on the outer circumferential surface of the driven shaft (7).

4. A transmission line tower anchor bolt fastening device according to claim 3, characterized in that: The transmission mechanism is a synchronous chain (11), one end of the synchronous chain (11) is sleeved on the outer circumference of the driving wheel (9), and the other end of the synchronous chain (11) is sleeved on the outer circumference of the driven wheel (10).

5. A transmission line tower anchor bolt fastening device according to claim 3, characterized in that: The transmission mechanism is a reversing gear (13), which is arranged on the inner wall of the transmission compartment (12) and meshes with the driving wheel (9) and the driven wheel (10) at the same time.

6. A transmission line tower anchor bolt fastening device according to claim 1, characterized in that: A clamping plate (14) is provided at the bottom of the housing (5), and a fastening bolt (15) is provided on one side of the clamping plate (14).

7. A transmission line tower anchor bolt fastening device according to claim 6, characterized in that: The clamping plate (14) is clamped with the connecting seat (2), and one end of the fastening bolt (15) is pressed against one side of the connecting seat (2).

8. A transmission line tower anchor bolt fastening device according to claim 1, characterized in that: The front side of the housing (5) is provided with an identification card slot (16), and the identification card slot (16) is used to record the diameter of the sleeve (8).

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