CN112436388B - Transformer substation for preventing small animals from entering - Google Patents

Transformer substation for preventing small animals from entering Download PDF

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Publication number
CN112436388B
CN112436388B CN202011286459.4A CN202011286459A CN112436388B CN 112436388 B CN112436388 B CN 112436388B CN 202011286459 A CN202011286459 A CN 202011286459A CN 112436388 B CN112436388 B CN 112436388B
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CN
China
Prior art keywords
connecting frame
heat dissipation
gear
dissipation port
rack
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202011286459.4A
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Chinese (zh)
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CN112436388A (en
Inventor
张艳然
贾崇胜
李化波
刘双喜
许林
刘珍
王乐秋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Corp of China SGCC
Jinan Power Supply Co of State Grid Shandong Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
Jinan Power Supply Co of State Grid Shandong Electric Power Co Ltd
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Application filed by State Grid Corp of China SGCC, Jinan Power Supply Co of State Grid Shandong Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN202011286459.4A priority Critical patent/CN112436388B/en
Publication of CN112436388A publication Critical patent/CN112436388A/en
Application granted granted Critical
Publication of CN112436388B publication Critical patent/CN112436388B/en
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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26—Casings; Parts thereof or accessories therefor
    • H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
    • A01M29/00—Scaring or repelling devices, e.g. bird-scaring apparatus
    • A01M29/30—Scaring or repelling devices, e.g. bird-scaring apparatus preventing or obstructing access or passage, e.g. by means of barriers, spikes, cords, obstacles or sprinkled water
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/20—Bus-bar or other wiring layouts, e.g. in cubicles, in switchyards
    • H02B1/202—Cable lay-outs
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26—Casings; Parts thereof or accessories therefor
    • H02B1/46—Boxes; Parts thereof or accessories therefor
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26—Casings; Parts thereof or accessories therefor
    • H02B1/46—Boxes; Parts thereof or accessories therefor
    • H02B1/48—Mounting of devices therein
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/56—Cooling; Ventilation
    • H02B1/565—Cooling; Ventilation for cabinets
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B7/00—Enclosed substations, e.g. compact substations
    • H02B7/06—Distribution substations, e.g. for urban network
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G15/00—Cable fittings
    • H02G15/013—Sealing means for cable inlets

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Birds (AREA)
  • Insects & Arthropods (AREA)
  • Pest Control & Pesticides (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Catching Or Destruction (AREA)

Abstract

The invention provides a transformer substation for preventing small animals from entering, which comprises a transformer substation box with a box door, wherein a heat dissipation port is arranged on one side of the transformer substation box, an accommodating groove is formed in one side in the heat dissipation port, a sealing plate moving along the accommodating groove is arranged in the accommodating groove, and a first rack is arranged on one side of the sealing plate; a connecting frame moving along the heat dissipation port is installed in the heat dissipation port through a connecting rod assembly, and a second rack is horizontally arranged on the outer side of the connecting frame; a coaxial driving wheel and a first gear are arranged on one side in the heat dissipation port, and the driving wheel is meshed with the second rack; a second gear meshed with the first gear is arranged on the other side in the heat dissipation port, a driven wheel coaxial with the second gear is arranged on one side of the second gear, and the driven wheel is meshed with the first rack; and a protective net and radiating blades are arranged in the connecting frame.

Description

Transformer substation for preventing small animals from entering
Technical Field
The invention belongs to the technical field of transformer substations, and particularly relates to a transformer substation for preventing small animals from entering.
Background
The transformer substation is a place for converting voltage and current, receiving electric energy and distributing electric energy in an electric power system. The substations in the power plant are step-up substations, which are used to boost up the electrical energy generated by the generator and feed it into the high-voltage network.
The transformer substation is unattended, the environment is comfortable, a certain distance is reserved between the transformer substation and a human residential area, the transformer substation is an ideal place where small animals inhabit, and snakes, mice, insects and the like often enter the transformer substation through the heat dissipation port, so that electric power accidents are increased. For the precaution work of the small animals in the transformer substation, measures such as blocking at a heat dissipation opening, setting of a mouse baffle plate and the like are mostly adopted at present to prevent the small animals from entering, and the management for preventing the small animals is strengthened on a system to prevent the animals from entering the transformer substation, so that the safe operation of the transformer substation is ensured, and the power supply reliability is improved.
However, when the worker overhauls or cleans or replaces the heat dissipation port, a snake and a mouse still enter the heat dissipation port, and therefore, a device capable of preventing small animals from invading during overhauling is provided.
Disclosure of Invention
The invention provides a transformer substation for preventing small animals from entering, which is used for solving the problem that a snake mouse still enters during transformer substation maintenance and achieving the beneficial effect that the snake mouse can be continuously prevented from entering during heat dissipation port maintenance.
The invention is realized by the following technical scheme:
a transformer substation for preventing small animals from entering comprises a transformer substation box with a box door, wherein a heat dissipation port is formed in one side of the transformer substation box, an accommodating groove is formed in one side in the heat dissipation port, a sealing plate moving along the accommodating groove is arranged in the accommodating groove, and a first rack is arranged on one side of the sealing plate; the heat dissipation port is internally provided with a connecting frame which moves along the heat dissipation port through a connecting rod component, and the outer side of the connecting frame is horizontally provided with a second rack.
A coaxial driving wheel and a first gear are arranged on one side in the heat dissipation port, and the driving wheel is meshed with the second rack; a second gear meshed with the first gear is arranged on the other side in the heat dissipation port, a driven wheel coaxial with the second gear is arranged on one side of the second gear, and the driven wheel is meshed with the first rack; and a protective net and radiating blades are arranged in the connecting frame.
Furthermore, a connecting frame is movably arranged in the connecting frame, and a locking piece for fixing the connecting frame is arranged on one side of the connecting frame; the connecting frame is provided with adjustable radiating blades.
Furthermore, one side of the connecting frame is provided with a sliding chute, the sliding chute comprises a ball groove and a square groove, and one side of the square groove is communicated with the connecting frame; the sliding groove is internally provided with a sliding block which is matched with the sliding groove and is connected with the connecting frame, and the sliding block comprises a ball body and a square block.
Furthermore, a telescopic rod is movably arranged on the connecting frame, and an adjusting rod is arranged at one end of the telescopic rod in a threaded manner; one end of the radiating blade is of a telescopic structure and is movably connected with the adjusting rod.
Furthermore, the transformer box downside be equipped with the connecting pipe that the power cable passed, be equipped with the shutoff subassembly in the connecting pipe.
Furthermore, the plugging assembly comprises a split type plugging block, a sealing cover and a bolt, wherein the plugging block with a conical structure is arranged between the connecting pipe and the cable, and the sealing cover matched with the plugging block is arranged on the outer side of the plugging block; and one side of the seal cover is provided with a bolt connected with the connecting pipe.
Furthermore, the sealing cover is in threaded connection with the blocking block; the outer side of the connecting pipe is provided with external threads, the bolt is in threaded connection with the sealing cover, the inner end of the bolt is provided with an arc-shaped plate, and the inner side of the arc-shaped plate is provided with internal threads matched with the external threads.
The invention has the advantages that:
1. the invention has reasonable structural design, and prevents the snakes, mice and insects and external sundries from entering the transformer substation by arranging the protective net on the basis of not influencing heat dissipation; when the staff overhauld, changed or cleared up radiator vane, through the transmission of parts such as rack and pinion, can in time remove the shrouding, and then the shutoff thermovent, the entering of snake mouse worm when preventing to overhaul the operation uses reliably.
2. According to the invention, the connecting frame is arranged in the heat dissipation port through the connecting assembly, so that the connecting frame can be prevented from being lost; and the connecting frame is connected with the heat dissipation port, so that the whole transportation is facilitated.
3. According to the invention, the connecting frame and the locking piece are matched with the connecting frame, so that the protective net is clamped in the connecting frame, and the installation is simple and convenient; when the locking piece releases the fixed state of the connecting frame, the connecting frame is rotated through the sliding groove and the sliding block, so that the protective net is in a state of being taken out, and the operation is convenient.
4. The connecting frame is connected with the connecting frame through the adjusting rod and the telescopic rod, so that the layout is reasonable; the adjusting rod is matched with the telescopic rod for use, so that the use angle of the radiating blade can be adjusted, and the ventilation quantity can be changed; the blade can be positioned at the largest inclination angle, so that workers can clean the blade conveniently, and sanitary dead angles existing in the cleaning process are effectively reduced.
5. The connecting frame is locked when the locking piece and the connecting frame are perpendicular to each other, the locking of the connecting frame is released when the locking piece and the connecting frame are parallel to each other, and the top surface of the locking piece is higher than that of the connecting frame, so that a reminding effect is achieved, a worker is prevented from locking the connecting frame again to install the connecting frame back, and adverse effects on use are avoided.
6. The invention is also provided with a plugging component for preventing underground organisms from entering the transformer substation from the connecting pipe. In split type plugging block was convenient for install the connecting pipe, and its toper structure can be applicable to the connecting pipe of different pipe diameters, improved application range.
7. According to the plugging assembly, the state of the plugging block is fixed through the sealing cover, the sealing cover is in threaded connection with the connecting pipe through the arc-shaped plate, and the arc-shaped plate is tightly pushed through the bolt, so that the connection among all the parts is tight and effective, the plugging assembly is prevented from being pushed open by small animals, and the plugging assembly is reliable and firm to use.
Drawings
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic structural view of example 1;
FIG. 2 isbase:Sub>A partial cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is an enlarged view of the view of FIG. 2 taken in the direction B;
FIG. 4 is a first schematic view of the connection between the connection frame and the sealing plate;
FIG. 5 is a second schematic view of the connection between the connection frame and the sealing plate;
FIG. 6 is a top view of the connection frame;
FIG. 7 is a first schematic view showing the structure of a chute in embodiment 2;
FIG. 8 is a second schematic structural view of the chute in embodiment 2;
FIG. 9 is a first schematic structural view of a connection frame in embodiment 3;
FIG. 10 is a second schematic structural view of a connection frame in example 3;
FIG. 11 is a schematic structural view of a plugging assembly in example 4;
fig. 12 is a schematic structural view of a plugging assembly in example 5.
In the figure, 1, a transformer box; 2. a heat dissipation port; 3. accommodating grooves; 4. closing plates; 5. a first rack; 6. a connecting frame; 7. a second rack; 8. a driving wheel; 9. a first gear; 10. a second gear; 11. a driven wheel; 12. a protective net; 13. a heat dissipating fin; 14. a connecting frame; 15. a locking member; 16. a chute; 17. a slider; 18. a telescopic rod; 19. adjusting a rod; 20. a cable; 21. a connecting pipe; 22. a plugging block; 23. sealing the cover; 24. a bolt; 25. an arc-shaped plate.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
The utility model provides a transformer substation that prevention toy got into, as shown in fig. 1 and fig. 2, including transformer substation 1 that is equipped with the chamber door, transformer substation 1 one side is equipped with thermovent 2, thermovent 2 in one side be equipped with holding tank 3, be equipped with in the holding tank 3 along its shrouding 4 that removes, set up the holding tank 3 of two symmetries on the thermovent 2, holding tank 3, shrouding 4 use the axis of thermovent 2 to carry out the symmetric distribution as the central line, 4 inner grafting cooperations of shrouding, 4 the inner of shrouding is equipped with the recess promptly, 4 the inner of another shrouding is equipped with the arch for shrouding 4's closed effect is better.
As shown in fig. 2-5, a first rack 5 is provided on one side of the closing plate 4; the connecting frame 6 moving along the heat dissipation port 2 is arranged in the heat dissipation port 2 through the connecting rod assembly, and the connecting assembly can prevent the connecting frame 6 from being lost; and the connecting frame 6 is connected with the heat dissipation port 2, so that the whole transportation is facilitated.
The fixing piece for fixing the connecting frame 6 is arranged on one side of the heat dissipation opening 2, and the fixing piece can adopt structures which are convenient to operate, such as bolts, top plates, torsional springs and the like. And a second rack 7 is horizontally arranged on the outer side of the connecting frame 6.
As shown in fig. 4-5, a driving wheel 8 and a first gear 9 which are coaxial are arranged on one side inside the heat dissipation opening 2, and the driving wheel 8 is engaged with the second rack 7; and a second gear 10 meshed with the first gear 9 is arranged on the other side in the heat dissipation port 2, a driven wheel 11 coaxial with the second gear 10 is arranged on one side of the second gear 10, and the driven wheel 11 is meshed with the first rack 5.
During the use, the staff removes the locking state of carriage 6 with thermovent 2 through using the mounting, hold between the fingers radiator fin 13 and remove carriage 6 after that, carriage 6 removes and drives second rack 7 and remove, second rack 7 removes and drives action wheel 8, first gear 9 rotates and drives second gear 10 and rotate, because second gear 10 and first rack 5 are the meshing cooperation, consequently along with the rotation shrouding 4 of second gear 10 removes to thermovent 2 center department gradually, lead to coupling assembling when carriage 6 removes to thermovent 2 avris and support, carriage 6 and thermovent 2 separation this moment, when carriage 6 is in the state that can overhaul the operation, and shrouding 4 closes thermovent 2, prevent the entry of the snake mouse worm.
Example 2
In addition to embodiment 1, as shown in fig. 6, a protective net 12 and a heat dissipating blade 13 are provided in the connecting frame 6. The connecting frame 6 is internally and movably provided with a connecting frame 14, a connecting shaft is arranged in the connecting frame 14, the connecting shaft is movably provided with radiating blades 13, and the radiating blades 13 can rotate around the connecting shaft.
A locking piece 15 for fixing the connecting frame 14 is arranged on one side of the connecting frame 6, the locking piece 15 is of a C-shaped structure, a short rod of the locking piece 15 is movably connected with the connecting frame 6 and rotates at the connecting position, the rotatable angle range of the locking piece 15 is 0-90 degrees, namely the locking piece 15 is in a state of being mutually vertical or parallel to the connecting frame 6; the long end of the locking piece 15 contacts with one side of the connecting frame 14, so that the connecting frame 14 can be fixed, and the connecting frame 14 is prevented from being randomly moved under the impact of animals to influence the using effect.
In addition, when locking piece 15 and connecting frame 6 are the state that is parallel to each other, locking piece 15 top surface is higher than connecting frame 6 top surface this moment, prevents that the staff from not locking link 14 again and putting back connecting frame 6 promptly, plays the effect of reminding, avoids causing adverse effect for the use.
As shown in fig. 6-8, a sliding groove 16 is formed on one side of the connecting frame 6, the sliding groove 16 includes a ball groove and a square groove, and one side of the square groove is communicated with the connecting frame 14; a sliding block 17 which is matched with the sliding groove 16 and is connected with the connecting frame 14 is arranged in the sliding groove 16, and the sliding block 17 comprises a ball body and a square block.
When the protection net 2 needs to be replaced, the worker rotates the locking pieces 15 from a state perpendicular to the connecting frames 6 to a state horizontal to each other, and at this time, the locking pieces 15 do not press the connecting frames 14. Then, the connecting frame 14 is moved outward along the connecting frame 6, and the connecting frame 14 moves to drive the sliding block 17 to move along the sliding slot 16. At this time, the connection frame 14 does not press the protection net 2, and if the upper side of the connection frame 6 has an open structure, the protection net 2 can be taken out from the upper side of the connection frame 6.
If there is the shelter in the connecting frame 6 upside, the staff continues to remove link 14 this moment, and when slider 17 removed to one side in the spout 16 and can't continue to remove, the staff outwards rotated link 14, and the square on slider 16 passes the square trough, and link 14 still links together with connecting frame 6 this moment, but link 14 does not influence the protection network 2 and along the horizontal migration of connecting frame 6, still can take out protection network 2.
Example 3
On the basis of embodiment 2, as shown in fig. 9-10, the connecting frame 14 is provided with adjustable heat dissipating blades 13. The structure for adjusting the radiating blades 13 is arranged on the connecting frame 6, and the adjusting structure comprises an expansion link 18 and an adjusting rod 19. The connecting frame 6 is movably provided with a telescopic rod 18, and the telescopic rod 18 can rotate by taking the connecting end of the telescopic rod 18 and the connecting frame 6 as the circle center.
As shown in fig. 9, an adjusting rod 19 is installed at one end of the telescopic rod 18 through a thread, one end of the heat dissipating blade 13 is of a telescopic structure, and the end of the heat dissipating blade is movably connected with the adjusting rod 19 to enable the adjusting rod 19 to move up and down to drive the use angle of the heat dissipating blade 13 to change, so that the air volume is adjusted.
When needing to overhaul radiator vane 13, because radiator vane 13 one side is located the linking frame 6, the staff can't overhaul it, needs the staff to rotate locking piece 15 this moment promptly, makes it become mutual horizontally state from the state with linking frame 6 mutually perpendicular, and locking piece 15 does not have the suppression to link span 14 this moment. Then, the connecting frame 14 moves outwards along the connecting frame 6, the connecting frame 14 moves to drive the sliding block 17 to move along the sliding groove 16, when the sliding block 17 moves to one side in the sliding groove 16 and cannot move continuously, a worker rotates the connecting frame 14 outwards, square blocks on the sliding block 16 penetrate through the square groove, the connecting frame 14 is still connected with the connecting frame 6 at the moment, but both sides of the radiating blades 13 are in an exposed state, and therefore overhauling, replacement and cleaning are facilitated.
When the cooling fins 13 need to be cleaned, the telescopic rod 18 rotates along with the rotation of the connecting frame 14, and the adjustment of the cooling fins 13 is not affected. The staff rotates and adjusts pole 19, adjusts the flexible end removal and this end whole rebound that pole 19 rebound drove radiator vane 13 to make radiator vane 13's inclination grow, the area that covers between the adjacent radiator vane 13 diminishes, can clear up the area grow, the staff of being convenient for carries out the clearance operation, the health dead angle when effectively reducing the clearance.
Example 4
In addition to embodiments 1-3, as shown in fig. 11, a connection pipe 21 for passing a cable 20 is provided at the lower side of the power transformation box 1, and a plugging assembly is provided in the connection pipe 21. The plugging component can prevent animals such as snakes from entering from a gap between the connecting pipe 21 and the cable 20, and can also effectively prevent small animals from jacking up plugging objects between the connecting pipe 21 and the cable 20.
The plugging assembly comprises a split type plugging block 22, a sealing cover 23 and a bolt 24, the plugging block 22 with a conical structure is arranged between the connecting pipe 21 and the cable 20, and the sealing cover 23 matched with the plugging block 22 is arranged on the outer side of the plugging block 22; one side of the sealing cover 23 is provided with a bolt 24 connected with the connecting pipe 21.
When in use, the inner side of the blocking block 22 is connected with the cable 20, the outer side of the blocking block is contacted with the inner wall of the connecting pipe 21, and the blocking block 22 is forced to move downwards, so that the reliable connection between the blocking block 22 and the connecting pipe 21 is ensured; next, the sealing cover 23 is covered on the sealing block 22, at this time, the sealing cover 23 presses the sealing block 22 downwards, and then the bolt 24 is rotated to make the inner end of the bolt closely contact with the connecting pipe 21, so that the effectiveness of the connection of the sealing assembly and the connecting pipe 21 is ensured, and the small animal is prevented from ejecting the sealing block 22 and the sealing cover 23.
Example 5
On the basis of the embodiment 4, as shown in fig. 12, the sealing cover 23 is in threaded connection with the blocking block 22; the outer side of the connecting pipe 21 is provided with an external thread, the bolt 24 is in threaded connection with the sealing cover 23, the inner end of the bolt 24 is provided with an arc-shaped plate 25, and the inner side of the arc-shaped plate 25 is provided with an internal thread matched with the external thread.
When in use, the inner side of the blocking block 22 is connected with the cable 20, the outer side of the blocking block is contacted with the inner wall of the connecting pipe 21, and the blocking block 22 is forced to move downwards, so that the reliable connection between the blocking block 22 and the connecting pipe 21 is ensured; then, the sealing cover 23 is covered on the sealing block 22, and the bolt 24 is rotated to move the arc-shaped plate 25, so that the arc-shaped plate 25 is tightly contacted with the connecting pipe 21 and can be in threaded fit; then, the sealing cover 22 is rotated, the sealing cover 22 is in threaded connection with the sealing block 23, and the arc-shaped plate 25 is in threaded connection with the connecting pipe 21; finally, the bolt 24 is rotated to push the arc-shaped plate 25 against the connecting pipe 21, so that the small animal is prevented from pushing the blocking block 22 and the sealing cover 213 open, and the blocking effect of the blocking assembly is ensured.
Although the present invention has been described in detail by referring to the drawings in connection with the preferred embodiments, the present invention is not limited thereto. Various equivalent modifications or substitutions can be made on the embodiments of the present invention by those skilled in the art without departing from the spirit and scope of the present invention, and these modifications or substitutions are within the scope of the present invention/any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (7)

1. A transformer substation for preventing small animals from entering comprises a transformer substation box with a box door, wherein a heat dissipation port is formed in one side of the transformer substation box; a connecting frame moving along the heat dissipation port is installed in the heat dissipation port through a connecting rod assembly, a second rack is horizontally arranged on the outer side of the connecting frame, and the second rack is perpendicular to the first rack;
a coaxial driving wheel and a first gear are arranged on one side in the heat dissipation port, and the driving wheel is meshed with the second rack; a second gear meshed with the first gear is arranged on the other side in the heat dissipation port, a driven wheel coaxial with the second gear is arranged on one side of the second gear, and the driven wheel is meshed with the first rack; and a protective net and radiating blades are arranged in the connecting frame.
2. A substation for preventing small animals from entering according to claim 1, characterized in that: a connecting frame is movably arranged in the connecting frame, and a locking piece for fixing the connecting frame is arranged on one side of the connecting frame; the connecting frame is provided with adjustable radiating blades.
3. A substation for preventing small animals according to claim 2, wherein: one side of the connecting frame is provided with a sliding chute, the sliding chute comprises a ball groove and a square groove, and one side of the square groove is communicated with the connecting frame; the sliding groove is internally provided with a sliding block which is matched with the sliding groove and is connected with the connecting frame, and the sliding block comprises a ball body and a square block.
4. A substation for preventing small animals from entering according to claim 3, characterized in that: a telescopic rod is movably arranged on the connecting frame, and an adjusting rod is arranged at one end of the telescopic rod in a threaded manner; one end of the radiating blade is of a telescopic structure and is movably connected with the adjusting rod.
5. A substation for preventing small animals from entering according to claim 1, characterized in that: the transformer case downside be equipped with the connecting pipe that the power cable passed, be equipped with the shutoff subassembly in the connecting pipe.
6. A substation for preventing small animals from entering according to claim 5, characterized in that: the plugging assembly comprises a split type plugging block, a sealing cover and a bolt, the plugging block with a conical structure is arranged between the connecting pipe and the cable, and the sealing cover matched with the plugging block is arranged on the outer side of the plugging block; and one side of the seal cover is provided with a bolt connected with the connecting pipe.
7. A substation for preventing small animals from entering according to claim 6, characterized in that: the sealing cover is in threaded connection with the plugging block; the outer side of the connecting pipe is provided with external threads, the bolt is in threaded connection with the sealing cover, the inner end of the bolt is provided with an arc-shaped plate, and the inner side of the arc-shaped plate is provided with internal threads matched with the external threads.
CN202011286459.4A 2020-11-17 2020-11-17 Transformer substation for preventing small animals from entering Active CN112436388B (en)

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