Rapid clamping device for heavy cable trough cover plate

Abstract

The utility model discloses a rapid clamping device for a heavy cable trough cover plate, belongs to the technical field of railway construction engineering, and can solve the problems that in existing cable trough cover plate construction, the manpower dependence degree is high, the transfer efficiency is low, the transfer process is disordered, the damage condition is serious, and the overall construction progress is affected due to the fact that the safety risk is increased easily due to non-standard operation. Comprising an I-shaped frame and a connecting arm, a hanging ring is arranged in the center of the I-shaped frame, connecting grooves are formed in the four corners of the I-shaped frame respectively, fastening holes are formed in the ends of the connecting grooves, a connecting hole is formed in one end of the connecting arm, and the end, provided with the connecting hole, of the connecting arm is connected with the fastening hole of the I-shaped frame through a connecting nut. A plurality of first distance adjusting holes are formed in the side wall of the connecting arm, and the connecting arm is sleeved with a clamp. According to the utility model, the problems of high damage rate and low construction efficiency of cable trough cover plate transfer are successfully improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of railway construction engineering, and particularly relates to a quick clamping device for heavy cable trench covers. Background Art

[0002] With the rapid development of high-speed rail technology, the high-speed rail cable trench cover, as an important part of the high-speed rail system, its application is particularly important. However, there are many problems in the operation of traditional cable trench covers, such as inconvenient operation, low efficiency, safety hazards, etc. Therefore, improving and optimizing the operation of high-speed rail cable trench covers has become an urgent problem to be solved. The main reason for the low construction efficiency of cable trench covers lies in the later transfer process. In the existing cable trench cover construction, the dependence on manpower is high, the transfer efficiency is low, the transfer process is disorderly, the damage situation is serious, and the non-standard operation is likely to increase the safety risk, thus affecting the overall construction progress. Content of the Utility Model

[0003] Aiming at the problems in the existing cable trench cover construction, such as high dependence on manpower, low transfer efficiency, disorderly transfer process, serious damage situation, and the increase of safety risks easily caused by non-standard operation, which affect the overall construction progress, the utility model provides a quick clamping device for heavy cable trench covers.

[0004] The utility model adopts the following technical scheme:

[0005] A quick clamping device for heavy cable trench covers includes an I-shaped frame and a connecting arm. A lifting ring is arranged at the center of the I-shaped frame, connecting grooves are respectively arranged at the four corners of the I-shaped frame, fastening holes are arranged at the ends of the connecting grooves, a connecting hole is arranged at one end of the connecting arm, and the end of the connecting arm with the connecting hole is connected to the fastening hole of the I-shaped frame through a connecting nut. A number of distance adjustment holes I are arranged on the side wall of the connecting arm, and a clamp is sleeved on the connecting arm.

[0006] Further, an electric hoist is arranged above the lifting ring, and the electric hoist is connected to the lifting ring through a steel wire rope.

[0007] Further, the distance adjustment holes I on the connecting arm are arranged at equal intervals.

[0008] Further, the connecting arms are arranged in parallel.

[0009] Further, the clamp includes an L-shaped clamping plate formed by perpendicular connection of a connecting plate I and a connecting plate II. A U-shaped groove is arranged at the top end of the connecting plate I, and the U-shaped groove is sleeved on the connecting arm.

[0010] Further, distance adjustment holes II corresponding to the distance adjustment holes I are arranged on both sides of the U-shaped groove, and fastening pins are arranged in the distance adjustment holes II.

[0011] The beneficial effects of the present utility model are as follows:

[0012] 1. The present utility model has a significant improvement in construction efficiency. Compared with the traditional way of manually transporting cable trench cover plates before, it has the advantages of high mechanical automation, low dependence on manpower, high transfer efficiency, low breakage rate, orderly transfer process, and low operation safety risk. It has a good promotion effect on further improving the construction quality of cable trench cover plates.

[0013] 2. The present utility model has low processing and manufacturing costs, is simple to carry and fix, and is convenient for construction.

[0014] 3. In terms of labor, compared with the previous method that required multiple laborers to carry out the handling work, this device greatly reduces the demand for the number of workers. At the same time, only simple training and guidance are needed for the workers on-site, and they can be competent for this work, greatly saving the expenditure of labor costs.

[0015] 4. The present utility model has successfully improved the problems of high breakage rate and slow construction efficiency in the transfer of cable trench cover plates, and has achieved remarkable results in practical applications. The application of this technology has greatly improved the overall construction efficiency and construction quality of the transfer of cable trench cover plates, providing reliable technical support for the improvement of the process standard of cable trench cover plates.

[0016] 5. The present utility model can significantly reduce the waste of cable trench cover plates, avoid the cost increase caused by breakage during handling, and at the same time can also reduce the demand for the number of workers and the chaos during the handling process caused by manual handling. Compared with before, the use of this device can directly improve the operation efficiency of the cover plates, which has important significance in terms of cost saving and work efficiency improvement.

[0017] In summary, in practical applications, this device has good social, economic and safety protection benefits, provides reliable theoretical support and valuable construction experience for other cover plate constructions, plays a positive role in cost reduction and efficiency increase. The application of this device makes up for the short board in the transfer construction of cable trench cover plates, and at the same time has the advantages of avoiding material waste, convenient and fast adjustment, saving labor costs, and high efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0019] Figure 2 is a top view of the present utility model;

[0020] Figure 3 is a three-dimensional schematic diagram of the I-shaped frame of the present utility model;

[0021] Figure 43D schematic diagram of the connecting arm of the present utility model;

[0022] Figure 5 3D schematic diagram of the fixture of the present utility model;

[0023] Wherein: 1 - I-shaped frame; 2 - connecting arm; 3 - lifting ring; 4 - connecting groove; 5 - fastening hole; 6 - connecting hole; 7 - connecting nut; 8 - first distance adjustment hole; 9 - electric hoist; 10 - steel wire rope; 11 - first connecting plate; 12 - second connecting plate; 13 - U-shaped groove; 14 - second distance adjustment hole; 15 - fastening pin. Detailed implementation manners

[0024] The following specific embodiments illustrate the implementation manners of the present utility model. Those skilled in the art can easily understand other advantages and effects of the present utility model from the content disclosed in this specification.

[0025] It should be noted that the structures, ratios, sizes, etc. shown in the drawings of this specification are only used to cooperate with the content disclosed in the specification for those skilled in this technology to understand and read, and are not used to limit the limited conditions for the implementation of the present utility model. Therefore, they do not have technical essential significance. Any modification of the structure, change of the proportional relationship, or adjustment of the size, without affecting the effects that the present utility model can produce and the purposes that can be achieved, should still fall within the scope covered by the technical content disclosed in the present utility model.

[0026] As shown in the figure, a rapid clamping device for heavy cable trench covers includes an I-shaped frame 1 and a connecting arm 2. A lifting ring 3 is provided at the center of the I-shaped frame 1, and connecting grooves 4 are respectively provided at the four corners of the I-shaped frame 1. Fastening holes 5 are provided at the ends of the connecting grooves 4. One end of the connecting arm 2 is provided with a connecting hole 6. The end of the connecting arm 2 with the connecting hole 6 is connected to the fastening hole 5 of the I-shaped frame 1 through a connecting nut 7. A number of first distance adjustment holes 8 are provided on the side wall of the connecting arm 2, and a fixture is sleeved on the connecting arm 2.

[0027] An electric hoist 9 is provided above the lifting ring 3, and the electric hoist 9 is connected to the lifting ring 3 through a steel wire rope 10.

[0028] First, the four connecting arms 2 are connected to the connecting grooves 4 at the four corners of the I-shaped frame 1 through connecting nuts 7. Then, the four fixtures are respectively installed on the four connecting arms 2 and fixed through fastening pins 15. Then, the lifting ring 3 is connected to the hook of the electric hoist 9, and the whole device is placed on the surface of the cable trench cover. By adjusting the positions of the fixture and the fastening pin 15, the device can clamp the cable trench cover. Finally, the electric hoist 9 is started to clamp the cable trench cover and transfer it to the required position.

[0029] Among them, the power is transmitted by an electric hoist through the connection between the sling ring 3 and the hook of the electric hoist 9; the I-shaped frame 1 mainly plays the roles of central positioning, fixing, connecting, and transmitting force. Connecting grooves 4 are provided at its four corners. The I-shaped frame 1 can ensure the stable position and normal operation of the entire device under the power provided by the drive of the electric hoist 9.

[0030] Adjusting holes 8 are provided on the connecting arm 2, and are connected to the connecting grooves 4 at the four corners of the I-shaped frame 1 by means of connecting nuts 7, playing the roles of connecting the I-shaped frame 1 with the fixture, transmitting power, and dispersing the force to improve stability.

[0031] The fixture is installed on the connecting arm 2; it mainly plays the roles of fixing and clamping the cable trench cover plate, and is the main working component.

[0032] Adjusting holes 14 are provided on the fixture, and are connected to the adjusting holes 8 on the connecting arm 2 by means of fastening pins 15. At the same time, the positions of the fixture and the fastening pins 15 can be adjusted according to the size of the cable trench cover plate, so that the device can clamp the cable trench cover plate and carry out the transfer work.

[0033] An electric hoist is used as the power part, and a 50000mAh lithium-ion rechargeable battery is used as the power source. The electric hoist can slide horizontally by being fixed to a traveling crane, so that the cable trench cover plate quick clamping device can transfer the clamped cable trench cover plate to the target position after clamping.

[0034] The usage method of the above-mentioned cable trench cover plate quick clamping device: First, check the cable trench cover plate quick clamping device to check whether all components are working properly. After the inspection is normal, the work can be carried out. During work, first place the device on the surface of the cable trench cover plate, then adjust the two connecting arms 2 to be at equal distances from the parallel sides of the cable trench cover plate. Secondly, adjust the four fixtures so that their positions are symmetric in pairs and are closely attached to the side walls of the cable trench cover plate. After that, use the fastening pins 15 to fix the fixture and the connecting arm 2, and check whether there is a large loosening phenomenon. If there is a large loosening phenomenon, re-adjust the fixture and the connecting arm 2 and fix them with the fastening pins 15. Finally, after confirming that there is no large loosening, connect the sling ring 3 with the electric hoist 9 to carry out the clamping and moving work.

[0035] In the above-mentioned cable trench cover plate quick clamping device, the I-shaped frame 1, the sling ring 3, and the connecting arm 2 are all processed with aluminum alloy materials, and the thickness is selected to be 1.5mm. It has high strength, light weight, and high characteristics in terms of castability, corrosion resistance, and weldability. At the same time, it has the advantages of convenient material purchase and low cost. The connecting groove 4, the connecting nut 7, the fixture, and the fastening pin 15 are all processed with Q235 steel materials, which have the advantages of strong load-bearing capacity, good durability, convenient processing, and low cost. These two materials have good stability during work and are very suitable as the materials for these parts.

[0036] Before manufacturing the above-mentioned cable trench cover plate quick clamping device, determine the width and thickness of the cable trench cover plate to provide a basis for the design of the device. The installation steps of the device are as follows:

[0037] Determine the required electric elevator 9 according to the weight of the largest cable trench cover plate and the weight of the device itself, ensuring that the power is sufficient, the performance is good, the fixation is firm, and it is safe and stable.

[0038] For the determined electric elevator 9 with the specified model, first weld the lifting ring 3 to the center position of the I-shaped frame 1, and then weld the four connecting grooves 4 to the four corners of the I-shaped frame 1 respectively. The positions of the four connecting grooves 4 are symmetric in pairs and the center is at the center position of the I-shaped frame 2. Then install the four connecting arms 2 in the connecting grooves 4, and fix the connecting arms 2 and the connecting grooves 4 through the connection holes 6 and the connection nuts 7. Finally, install the fixture on the connecting arm 4, and connect and adjust the fixation through the cooperation of the distance adjustment hole 1 and the distance adjustment hole 14 with the fastening pin 15. During this process, ensure that the centers of all components are at the center of the I-shaped frame 1 to achieve a stable effect during operation.

[0039] Finally, it should be emphasized that the above-provided embodiments are only for clearly illustrating the technical solutions of the present invention and should not be regarded as limitations thereof. Although the present invention has been described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that he can modify the technical solutions recorded in the above embodiments or replace some or all of the technical features therein. These modifications or replacements should not cause the corresponding technical solutions to deviate from the scope covered by the embodiments of the present invention.

Claims

1. A rapid clamping device for heavy cable trench covers, characterized in that: It includes an I-shaped frame (1) and a connecting arm (2). A lifting ring (3) is provided at the center of the I-shaped frame (1). Connecting grooves (4) are respectively provided at the four corners of the I-shaped frame (1). A fastening hole (5) is provided at the end of the connecting groove (4). A connecting hole (6) is provided at one end of the connecting arm (2). The end of the connecting arm (2) with the connecting hole (6) is connected to the fastening hole (5) of the I-shaped frame (1) through a connecting nut (7). A number of first distance-adjusting holes (8) are provided on the side wall of the connecting arm (2). A fixture is sleeved on the connecting arm (2).

2. The rapid clamping device for heavy cable trench covers according to claim 1, wherein: An electric hoist (9) is provided above the lifting ring (3). The electric hoist (9) is connected to the lifting ring (3) through a steel wire rope (10).

3. A rapid clamping device for heavy cable trench covers according to claim 1, characterized in that: The first distance-adjusting holes (8) on the connecting arm (2) are arranged at equal intervals.

4. A rapid clamping device for heavy cable trench covers according to claim 1, characterized in that: The connecting arms (2) are arranged in parallel.

5. A rapid clamping device for heavy-duty cable trench covers according to claim 1, characterized in that: The fixture includes an L-shaped clamping plate formed by vertically connecting a first connecting plate (11) and a second connecting plate (12). A U-shaped groove (13) is provided at the top end of the first connecting plate (11). The U-shaped groove (13) is sleeved on the connecting arm (2).

6. The quick clamping device for heavy cable trench covers according to claim 5, characterized in that: Adjusting holes two (14) corresponding to the first distance-adjusting holes (8) are provided on both sides of the U-shaped groove (13). A fastening plug (15) is provided in the adjusting hole two (14).

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