Convenient folding and unfolding device for construction protection of electric power engineering transformer substation

Abstract

The utility model belongs to the technical field of electric power engineering, and particularly relates to an electric power engineering transformer substation construction protection convenient folding and unfolding device which comprises a storage box and a pair of extension rods, a pair of connecting blocks are arranged in the storage box, sliding grooves are formed in the extension rods, the connecting blocks are connected with the extension rods in a sliding mode through the sliding grooves, and the connecting blocks are connected with the extension rods in a sliding mode. First connecting pieces are fixedly installed on the extension rods, transmission rods are rotatably installed on the first connecting pieces, protection rods are connected to the transmission rods through second connecting pieces, the transmission rods are rotatably connected with the second connecting pieces, and the distance between the pair of extension rods can be adjusted through an adjusting device. And through cooperation of the extension rod and the motor, the protection range can be freely adjusted, the protection effect is better, the protection device is rapidly folded and unfolded through the motor, and efficiency is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of electric power engineering, in particular to a convenient retractable device for protecting construction of an electric power engineering transformer substation. Background Art

[0002] The power engineering industry is a dangerous and complex industry with many operational risks and extensive safety protection. Traditional protective devices such as fences and isolation belts are time-consuming to transport and inconvenient to store, and the protection range is greatly limited by the terrain.

[0003] The inventors believe that the following defects often exist: the existing convenient retractable device for construction protection of power engineering substations cannot be adjusted according to the size of the working area, the scope of use is limited, and the protection range cannot be adjusted according to the specific needs of the substation construction site. The flexibility and applicability are not strong. After the device is unfolded, it may not fit tightly into the construction area, resulting in unsatisfactory protection effect. The operation of use and storage is complicated, affecting construction efficiency and other shortcomings. Utility Model Content

[0004] In order to make up for the deficiencies of the prior art and solve the above-mentioned technical problems, the utility model proposes a convenient retractable and deployable device for construction protection of a power engineering substation.

[0005] The technical solution adopted by the present invention to solve its technical problems is as follows: the utility model is a convenient storage and unfolding device for protection of a power engineering substation during construction, comprising a storage box and a pair of extension rods, wherein a pair of connecting blocks are arranged in the storage box, a slide groove is provided on the extension rod, and the connecting blocks are slidably connected to the extension rod through the slide groove, and a connecting piece 1 is fixedly installed on each of the extension rods, a transmission rod is rotatably installed on the connecting piece 1, and each of the transmission rods is connected to a protection rod through a connecting piece 2, and the transmission rod and the connecting piece 2 are rotatably connected;

[0006] The distance between the pair of extension rods can be adjusted by an adjusting device.

[0007] Preferably, the adjusting device includes a motor, which is arranged in a storage box, and a threaded rod is rotatably installed in the storage box. Both ends of the threaded rod are located in the extension rod and are threadedly connected to the inner wall thereof. Pulley 1 is provided on the output end of the motor, and pulley 2 is provided on the threaded rod. Pulley 1 and pulley 2 are connected by a transmission belt.

[0008] Preferably, the threaded rod is a double-headed screw rod with opposite thread directions at both ends.

[0009] Preferably, a fixed block is fixedly installed on the transmission rod, a connecting rod is fixedly installed on the protective rod, a slider is slidably installed on the connecting rod, a plug is slidably installed in the slider, a spring is fixedly installed on the plug, and the other end of the spring is against the inner wall of the slider.

[0010] Preferably, an opening is provided on the slider, and an adjustment block is fixedly mounted on the plug, and the adjustment block is located in the opening.

[0011] Preferably, a support frame is fixedly mounted on the storage box, a fixing seat is fixedly mounted on the support frame, and two pairs of brake wheels are provided on the fixing seat.

[0012] The utility model is beneficial in that:

[0013] 1. In the utility model, the protection range can be freely adjusted through the cooperation of the extension rod and the motor, the protection effect is better, and the protection device can be quickly retracted and extended through the motor, which greatly improves the efficiency.

[0014] 2. The utility model is designed with brake wheels, which facilitates transportation, saves transportation capacity, saves time for manpower handling, and improves work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

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

[0017] Figure 2 This is a schematic diagram of the structure of the extension rod of the utility model;

[0018] Figure 3 This is a schematic diagram of the partial structure of the fixed block and the connecting rod of the utility model.

[0019] In the figure: 1. Storage box; 4. Connecting block; 5. Extension rod; 21. Support frame; 22. Fixed seat; 23. Brake wheel; 2. Motor; 3. Pulley 1; 4. Connecting block; 5. Extension rod; 6. Slide groove; 7. Threaded rod; 8. Pulley 2; 9. Drive belt; 10. Connector 1; 11. Drive rod; 12. Connector 2; 13. Protective rod; 14. Fixed block; 15. Connecting rod; 16. Slider; 17. Spring; 18. Opening; 19. Plug; 20. Adjustment block. DETAILED DESCRIPTION

[0020] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0021] See also Figure 1-3 As shown, a convenient storage and unfolding device for protection of a power engineering substation construction includes a storage box 1 and a pair of extension rods 5. A pair of connecting blocks 4 are provided in the storage box 1. The extension rods 5 are provided with a slide groove 6. The connecting blocks 4 are slidably connected to the extension rods 5 through the slide groove 6. The extension rods 5 are fixedly installed with a connecting piece 10. The connecting piece 10 is rotatably installed with a transmission rod 11. The transmission rods 11 are connected to a protective rod 13 through a connecting piece 2 12. The transmission rods 11 and the connecting piece 2 12 are rotatably connected.

[0022] The distance between the pair of extension rods 5 can be adjusted by an adjusting device.

[0023] The adjusting device includes a motor 2, which is arranged in a storage box 1. A threaded rod 7 is rotatably installed in the storage box 1. Both ends of the threaded rod 7 are located in the extension rod 5 and are threadedly connected to the inner wall thereof. A pulley 1 3 is provided on the output end of the motor 2, and a pulley 2 8 is provided on the threaded rod 7. The pulley 1 3 and the pulley 2 8 are connected by a transmission belt 9.

[0024] The threaded rod 7 is a double-headed screw with two ends having opposite thread directions.

[0025] When using the convenient retractable device for protection of electric power substation construction, start the motor 2, the motor 2 drives the pulley 1 3 to rotate, the pulley 1 3 transmits the transmission belt 9 to the pulley 2 8, when the pulley 2 8 rotates, it drives the threaded rod 7 to rotate, the threaded rod 7 transmits the threaded extension rod 5, and the two groups of extension rods 5 are quickly extended to the outside of the storage box 11, completing the rapid deployment of the device for easy use.

[0026] A fixing block 14 is fixedly mounted on the transmission rod 11, a connecting rod 15 is fixedly mounted on the protective rod 13, a slider 16 is slidably mounted on the connecting rod 15, a plug 19 is slidably mounted in the slider 16, a spring 17 is fixedly mounted on the plug 19, and the other end of the spring 17 is against the inner wall of the slider 16.

[0027] An opening 18 is provided on the slider 16, and an adjusting block 20 is fixedly mounted on the plug 19, and the adjusting block 20 is located in the opening 18; after the extension is completed, the protective rod 13 is pulled upward, and the protective rod 13 drives the transmission rod 11 vertically. When the plug 19 hits the inclined surface on one side of the fixed block 14, it shrinks into the slider 16, and after separating from the inclined surface, it is quickly inserted into the fixed block 14 to complete the limit. When it needs to be stored, the adjusting block 20 is pulled upward to separate the plug 19 from the fixed block 14, and the protective rod 13 is pulled horizontally to complete the folding, and at the same time, the motor 2 is started in the reverse direction to retract the extension rod 5 into the storage box 1.

[0028] A support frame 21 is fixedly installed on the storage box 1, a fixing base 22 is fixedly installed on the support frame 21, and two pairs of brake wheels 23 are provided on the fixing base 22; the brake wheels 23 can save transportation capacity while facilitating transportation, saving time for manual handling and improving work efficiency.

[0029] Through the use of wires by those skilled in the art, all electrical components in this case are connected to their corresponding power supplies, and appropriate controllers and motors 2 should be selected according to actual conditions to meet control requirements. For specific connections and control sequences, reference should be made to the following working principle, in which the electrical components are electrically connected in the order in which they work. The detailed connection methods are well-known technologies in this field. The following mainly introduces the working principles and processes, and no further explanation of electrical control is given.

[0030] Working principle: when using the convenient retractable device for protection of electric power substation construction, start the motor 2, the motor 2 drives the pulley 1 3 to rotate, the pulley 1 3 transmits the power to the pulley 2 8 through the transmission belt 9, and the pulley 2 8 rotates, drives the threaded rod 7 to rotate, and the threaded rod 7 transmits the threaded extension rod 5, and the two groups of extension rods 5 are quickly extended to the outside of the storage box 1. After the extension is completed, the protective rod 13 is pulled upward, and the protective rod 13 drives the transmission rod 11 vertically. When the plug 19 hits the inclined surface on one side of the fixed block 14, it retracts into the slider 16, and after separating from the inclined surface, it is quickly inserted into the fixed block 14 to complete the limit. When it needs to be stored, the adjusting block 20 is pulled upward to separate the plug 19 from the fixed block 14, and the protective rod 13 is pulled horizontally to complete the folding, and the motor 2 is started in the reverse direction at the same time to retract the extension rod 5 into the storage box 1;

[0031] The flexibility and applicability of the device are improved, the protection range of the device to the construction operation area is increased, the protection effect is improved, and the convenience of using and storing the device is improved.

[0032] Throughout this specification, references to terms such as "one embodiment," "example," or "specific example" indicate that a specific feature, structure, material, or characteristic described in conjunction with that embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of these terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

[0033] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention, and such changes and improvements fall within the scope of the present invention as claimed.

Claims

1. A convenient storage and unfolding device for protection of a power engineering substation during construction, comprising a storage box (1) and a pair of extension rods (5), characterized in that: A pair of connecting blocks (4) are provided in the storage box (1), a sliding groove (6) is provided on the extension rod (5), the connecting block (4) is slidably connected to the extension rod (5) through the sliding groove (6), a connecting member 1 (10) is fixedly installed on the extension rod (5), a transmission rod (11) is rotatably installed on the connecting member 1 (10), and a protective rod (13) is connected to the transmission rod (11) through a connecting member 2 (12), and the transmission rod (11) and the connecting member 2 (12) are rotatably connected; The distance between the pair of extension rods (5) can be adjusted by an adjusting device.

2. The convenient retractable device for protecting the electric power substation during construction according to claim 1 is characterized in that: The regulating device comprises a motor (2), the motor (2) being arranged in a storage box (1), a threaded rod (7) being rotatably installed in the storage box (1), both ends of the threaded rod (7) being arranged in an extension rod (5) and being threadedly connected to the inner wall thereof, a pulley 1 (3) being arranged on the output end of the motor (2), a pulley 2 (8) being arranged on the threaded rod (7), and the pulley 1 (3) and the pulley 2 (8) being connected to each other via a transmission belt (9).

3. The convenient retractable device for protecting the electric power substation during construction according to claim 2 is characterized in that: The threaded rod (7) is a double-headed screw rod, with the two ends having opposite thread directions.

4. The convenient retractable device for protecting the electric power substation during construction according to claim 3 is characterized in that: A fixed block (14) is fixedly mounted on the transmission rod (11), a connecting rod (15) is fixedly mounted on the protective rod (13), a slider (16) is slidably mounted on the connecting rod (15), a plug (19) is slidably mounted in the slider (16), a spring (17) is fixedly mounted on the plug (19), and the other end of the spring (17) abuts against the inner wall of the slider (16).

5. The convenient retractable device for protecting the electric power substation during construction according to claim 4 is characterized in that: An opening (18) is provided on the slider (16), and an adjustment block (20) is fixedly mounted on the plug (19), wherein the adjustment block (20) is located in the opening (18).

6. The convenient retractable device for protecting the electric power substation during construction according to claim 5 is characterized in that: A support frame (21) is fixedly mounted on the storage box (1), a fixing seat (22) is fixedly mounted on the support frame (21), and two pairs of brake wheels (23) are provided on the fixing seat (22).

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