CN112185667A - Environment-friendly dry-type transformer substation - Google Patents
Environment-friendly dry-type transformer substation Download PDFInfo
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- CN112185667A CN112185667A CN202011034105.0A CN202011034105A CN112185667A CN 112185667 A CN112185667 A CN 112185667A CN 202011034105 A CN202011034105 A CN 202011034105A CN 112185667 A CN112185667 A CN 112185667A
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- fixedly connected
- sliding
- transformer
- groove
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/29—Terminals; Tapping arrangements for signal inductances
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/2823—Wires
- H01F27/2828—Construction of conductive connections, of leads
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- 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
- H02G11/00—Arrangements of electric cables or lines between relatively-movable parts
- H02G11/02—Arrangements of electric cables or lines between relatively-movable parts using take-up reel or drum
Abstract
The invention discloses an environment-friendly dry-type transformer substation, which comprises a transformer, wherein a support shell is fixedly connected to the upper surface of the transformer, a turntable is connected to the upper surface of the support shell in a fixed-axis rotating manner, a double-spiral guide groove is formed in the upper surface of the turntable, two symmetrical first sliding blocks are connected to the upper surface of the turntable in a sliding manner through the double-spiral guide groove, a transmission shaft is fixedly connected to the opposite sides of the two first sliding blocks, a connecting column is fixedly connected to one end, far away from the first sliding block, of the transmission shaft, a first through groove for the connecting column to slide left and right is formed in the upper surface of the support shell, and. The invention solves the problems that the traditional insulator is inconvenient in position adjustment, the service life is extremely easy to be shortened, the replacement is frequent and the environment-friendly concept is not met in the actual use process, and solves the problems of uniform winding and releasing of cables through the matched use of the structures.
Description
Technical Field
The invention relates to the technical field of transformer equipment, in particular to an environment-friendly dry-type transformer substation.
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 transformer substation in the power plant is a boosting transformer substation, and the function of the boosting transformer substation is to boost the electric energy generated by the generator and feed the boosted electric energy into a high-voltage power grid; in a substation, equipment such as a transformer is included; among them, the three-phase dry-type transformer is a main component of various power supplies and electric devices. The transformer plays an important role in power transmission, a temporary three-phase dry-type transformer is required to be used for checking the construction quality of a test circuit line when a power circuit is constructed, and the installation position of an insulator on the transformer is required to be adjusted according to the distance specification between the constructed lines when the test is carried out;
however, the existing three-phase dry-type transformer has many problems in the process of testing and using the circuit, including the need of adjusting the installation position of the insulator when the power line with different standards is connected with the transformer in order to adapt to the connection, the traditional transformer needs to determine the installation position first after the insulator is disassembled, and then adjust the distance between the insulators to adapt to the standard of the current access power line, the frequent disassembly and assembly of the insulator easily causes the looseness of the installation position and shortens the service life, the operation is complex, when the installation position of the insulator changes, the manual adjustment of the arrangement of the wires between the insulator and the transformer is needed, the connected wires are too long and are wound mutually, the increase of the temperature between the wires which are wound by the heating of the wires during the test easily causes fire, and the use flexibility of.
To this end we propose a transformer device that overcomes the above problems and is applied to substations.
Disclosure of Invention
The invention aims to provide an environment-friendly dry-type transformer substation, which has the advantages of convenience in adjustment and capability of preventing lines from winding disorderly and solves the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an environment-friendly dry-type substation, includes the transformer, the last fixed surface of transformer is connected with the support shell, the upper surface dead axle of support shell rotates and is connected with the carousel, double helix direction recess has been seted up to the upper surface of carousel and has the slider one of two symmetries through double helix direction recess sliding connection.
The opposite sides of the first sliding blocks are fixedly connected with transmission shafts, one ends of the transmission shafts far away from the first sliding blocks are fixedly connected with connecting columns, the upper surface of the supporting shell is provided with a first through groove for the connecting columns to slide left and right, one sides of the connecting columns far away from the transmission shafts are fixedly connected with connecting plates, the lower surfaces of the connecting plates are fixedly connected with insulators and side plates, the lower surfaces of the side plates are fixedly connected with racks, the bottom of the inner wall of the supporting shell is fixedly connected with a supporting plate, the surface of the supporting plate is provided with through holes and is connected with a connecting shaft in a limiting and rotating manner through the through holes, the surface of the connecting shaft is fixedly sleeved with a gear, teeth on the gear are meshed with teeth on the racks, the surface of the connecting shaft close to the rear end is fixedly, the fixed surface of slider two is connected with the driving arm, the front side fixedly connected with limit branch of backup pad, limit branch's surface run through the driving arm and with driving arm sliding connection, the roller is accomodate to the front side fixedly connected with of cylindrical cam, the surface winding of accomodating the roller has the cable, two the front end of driving arm all is equipped with the guide ring, the one end of cable is passed the guide ring that corresponds and is connected with the fixed surface of insulator, the other end of cable passes the guide ring that corresponds and extends to in the transformer, the one-way locking device of bottom fixedly connected with of support shell inner wall.
Preferably, the one-way locking device comprises a first shell, the lower surface of the first shell is fixedly connected with the bottom of the inner wall of the supporting shell, the inner wall of the first shell is connected with a second shell in a sliding way, the front side and the rear side of the first shell and the second shell are both provided with through holes and are connected with the surface of the cable in a sliding way through the through holes, the upper surface and the lower surface of the first shell are both provided with a second through groove, the inner wall of the first shell is rotationally connected with two symmetrical rotating arms through a pin shaft, one end of the rotating arm far away from the inner wall of the first shell penetrates through the second through groove and is rotatably connected with press blocks through pin shafts, opposite surfaces of the two press blocks are connected with the surface of the cable in a sliding manner, the surface of the pressing block is connected with the inner wall of the second shell in a sliding way, the rear side of the second shell is fixedly connected with a pressing rod, the rear end of the pressure lever penetrates through the rear side of the first shell and is fixedly connected with a transmission baffle, a tension spring is sleeved on the surface of the pressure lever, and two ends of the tension spring are fixedly connected with the opposite surfaces of the transmission baffle and the first shell.
Preferably, the opposite surfaces of the two pressing blocks are provided with anti-skid grains.
Preferably, the number of the pressure levers is two, and the two pressure levers are symmetrically arranged by the horizontal central line of the first shell.
Preferably, the inner wall of the supporting shell is fixedly connected with a fixing rod, and a limiting groove matched with the fixing rod is formed in the rear side of the side plate.
Preferably, the arc-shaped profile of the side surface of the turntable is provided with anti-skid grains.
Preferably, the first sliding block is a spherical first sliding block, and the first sliding block is in sliding connection with the inner wall of the double-spiral guide groove through an arc-shaped surface on the first sliding block.
Preferably, the limiting support rod is a rectangular rod.
Compared with the prior art, the invention has the following beneficial effects: the invention realizes transformation operation by matching the insulator with the transformer;
when the mounting position of the insulator needs to be adjusted when power lines of different standards need to be adapted to be connected with a transformer, the turntable is manually driven to rotate, so that the double-helix guide groove on the turntable has a tendency of driving the first sliding block and the transmission shaft to rotate together;
the connecting column can only perform left-right limited sliding in the through groove I, so that relative sliding is generated between the first sliding block on the transmission shaft and the inner wall of the double-spiral guide groove, and the first sliding blocks can simultaneously perform opposite movement or opposite movement under the guidance of the track trend on the double-spiral guide groove;
the connecting shaft meshed with the rack rotates along with the side plate and the rack on the supporting plate in a fixed shaft manner;
the rotation of the connecting shaft drives the cylindrical cam to rotate, and the limiting support rod limits the motion trail of the transmission arm after penetrating through the transmission arm, so that the sliding block II and the sliding groove of the outer contour of the cylindrical cam can slide relatively after the cylindrical cam rotates, and the sliding block II can drive the transmission arm to horizontally move back and forth under the guidance of the sliding groove of the outer contour of the cylindrical cam;
the guide ring on the transmission arm can move back and forth along with the transmission arm;
meanwhile, the receiving rollers can rotate together with the connecting shafts, the cables on the receiving rollers can be wound and released through rotation of the receiving rollers in different directions, the guide rings can move back and forth along with the cables in the winding and releasing processes, the cables can be uniformly wound and released on the receiving rollers, concentrated winding of the cables on the receiving rollers is avoided, and potential safety hazards are reduced;
through the arrangement of the one-way locking device, a cable extending to one end of the transformer can be kept in a relatively tight use state, as shown in the figure, the distance between the two insulators approaches to the maximum, when the two insulators move in the opposite direction, the cable on the insulators needs to be released by rotation of the accommodating roller, so that the two insulators can be ensured to move in the opposite direction smoothly, the cable extending to the transformer from the other end of the accommodating roller can be released, and at the moment, through the arrangement of the one-way locking device, the cable extending to the transformer can be in a relatively tight state, the situation that the cable in the transformer is disordered is avoided, and the use is convenient;
through the cooperation use between the above-mentioned structure, solved in the in-service use, because traditional insulator position control is convenient very easily to shorten life inadequately, change frequently, is not conform to the problem of environmental protection theory to and the problem of the even rolling of cable and release has been solved.
Drawings
FIG. 1 is a top view of a structure of the present invention;
FIG. 2 is a cross-sectional view along direction AA of the support housing of FIG. 1 in accordance with the present invention;
FIG. 3 is a cross-sectional view of the first housing of FIG. 2 in accordance with the present invention;
FIG. 4 is a front view of the present invention with the gear and rack engaged;
fig. 5 is a view of the cylindrical cam of fig. 2 after one hundred and eighty degrees of rotation in accordance with the present invention.
In the figure: 1. a transformer; 2. a support housing; 3. a turntable; 4. a double helix guide groove; 5. a first sliding block; 6. a drive shaft; 7. connecting columns; 8. a first through groove; 9. a connecting plate; 10. an insulator; 11. a side plate; 12. a rack; 13. a support plate; 14. a connecting shaft; 15. a gear; 16. a cylindrical cam; 17. a second sliding block; 18. a drive arm; 19. a limit strut; 20. a receiving roller; 21. a cable; 22. a guide ring; 23. a one-way locking device; 24. a first shell; 25. a second shell; 26. a second through groove; 27. a rotating arm; 28. briquetting; 29. a pressure lever; 30. a baffle plate; 31. a tension spring; 32. fixing the rod; 33. and a limiting groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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.
Referring to fig. 1 to 3, the present invention provides a technical solution: an environment-friendly dry-type transformer substation comprises a transformer 1, wherein the transformer 1 is a device for changing alternating-current voltage by utilizing the principle of electromagnetic induction, and main components are a primary coil, a secondary coil and an iron core. The main functions are as follows: voltage transformation, current transformation, impedance transformation, isolation and voltage stabilization; the upper surface of the transformer 1 is fixedly connected with a supporting shell 2, the upper surface of the supporting shell 2 is fixedly connected with a turntable 3 in a rotating mode, anti-skid grains are formed in the arc-shaped outline of the side surface of the turntable 3, and the turntable 3 can be driven manually in a labor-saving mode through the anti-skid grains formed in the arc-shaped outline of the side surface of the turntable 3;
the upper surface of the rotary table 3 is provided with a double-spiral guide groove 4 and is connected with two symmetrical first sliding blocks 5 in a sliding manner through the double-spiral guide groove 4, the first sliding blocks 5 are spherical first sliding blocks, the first sliding blocks 5 are connected with the inner wall of the double-spiral guide groove 4 in a sliding manner through arc-shaped surfaces of the first sliding blocks, and the first sliding blocks 5 are spherical first sliding blocks, so that the first sliding blocks 5 slide in the inner wall of the double-spiral guide groove 4 more smoothly, and the use is more labor-saving;
the opposite sides of the two first sliding blocks 5 are fixedly connected with a transmission shaft 6, and when the mounting position of the insulator 10 needs to be adjusted when power lines with different standards need to be adapted to be connected with a transformer, the turntable 3 is driven to rotate manually, so that the double-helix guide groove 4 on the turntable 3 tends to drive the first sliding blocks 5 and the transmission shaft 6 to rotate together;
a connecting column 7 is fixedly connected to one end, far away from the first sliding block 5, of the transmission shaft 6, a first through groove 8 for the connecting column 7 to slide left and right is formed in the upper surface of the supporting shell 2, a connecting plate 9 is fixedly connected to one side, far away from the transmission shaft 6, of the connecting column 7, an insulator 10 and a side plate 11 are fixedly connected to the lower surface of the connecting plate 9, and transformation operation is achieved through the cooperation of the insulator 10 and the transformer 1;
however, the connecting column 7 can only perform left-right limited sliding in the through groove I8, so that relative sliding is generated between the sliding blocks I5 on the transmission shaft 6 and the inner wall of the double-spiral guide groove 4, and under the guidance of the track trend on the double-spiral guide groove 4, the two sliding blocks I5 can simultaneously perform opposite movement or opposite movement, and the two insulators 10 can simultaneously perform opposite movement and opposite movement through the transmission of the transmission shaft 6, the connecting column 7 and the connecting plate 9, so that the position adjustment of the insulators 10 can be completed;
the inner wall of the supporting shell 2 is fixedly connected with a fixing rod 32, a limiting groove 33 matched with the fixing rod 32 is formed in the rear side of the side plate 11, the stability of the side plate 11 moving left and right in the supporting shell 2 is further guaranteed through the matching use of the fixing rod 32 and the limiting groove 33, and the number of the side plates 11 is matched with the number of the insulators 10;
the lower surface of the side plate 11 is fixedly connected with a rack 12, the bottom of the inner wall of the supporting shell 2 is fixedly connected with a supporting plate 13, the surface of the supporting plate 13 is provided with a through hole and is connected with a connecting shaft 14 in a limiting and rotating mode through the through hole, the surface of the connecting shaft 14 is fixedly sleeved with a gear 15, teeth on the gear 15 are meshed with teeth on the rack 12, the side plate 11 and the rack 12 are driven to move through the movement of the connecting plate 9, and the connecting shaft 14 meshed with the rack 12 rotates on the supporting plate 13 in a fixed axis mode along;
a cylindrical cam 16 is fixedly connected to the surface of the connecting shaft 14 close to the rear end, two second sliding blocks 17 are connected to sliding grooves of the outer contour of the cylindrical cam 16 in a sliding mode, transmission arms 18 are fixedly connected to the surfaces of the second sliding blocks 17, a limiting support rod 19 is fixedly connected to the front side of the supporting plate 13, the surface of the limiting support rod 19 penetrates through the transmission arms 18 and is connected with the transmission arms 18 in a sliding mode, the limiting support rod 19 is a rectangular rod, and the limiting support rod 19 is arranged in the rectangular rod mode, so that the limiting support rod 19 can achieve a better limiting effect on the transmission arms 18;
the rotation of the connecting shaft 14 drives the cylindrical cam 16 to rotate, and since the limiting support rod 19 penetrates through the transmission arm 18, namely the motion trail of the transmission arm 18 is limited, when the cylindrical cam 16 rotates, the sliding block II 17 and the sliding groove of the outer contour of the cylindrical cam 16 can slide relatively, and under the guidance of the sliding groove of the outer contour of the cylindrical cam 16, the sliding block II 17 can drive the transmission arm 18 to move horizontally back and forth; the guide ring 22 on the driving arm 18 moves back and forth;
frequent dismantlement installation insulator leads to the mounted position to become flexible easily and has shortened life, and the operation is complicated, and when the mounted position of insulator changed, needs the manual work to adjust arranging of wire between insulator and the transformer, and the wire overlength of connecting twines each other, and the temperature increase between the wire that the wire generates heat during the test triggers the conflagration easily, influences the flexibility that the transformer used, specifically can refer to background art and current patent CN 201910862126.2. Therefore, in the application, the front side of the cylindrical cam 16 is fixedly connected with the receiving roller 20, the surface of the receiving roller 20 is wound with the cable 21, the front ends of the two transmission arms 18 are respectively provided with the guide ring 22, one end of the cable 21 penetrates through the corresponding guide ring 22 to be fixedly connected with the surface of the insulator 10, the other end of the cable 21 penetrates through the corresponding guide ring 22 and extends into the transformer 1, meanwhile, along with the rotation of the connecting shaft 14, the receiving roller 20 can rotate step by step, the cable 21 on the receiving roller 20 can be wound and released through the rotation of the receiving roller 20 in different directions, in the winding and releasing process, the guide ring 22 also carries the cable 21 to move back and forth, the uniform winding and releasing of the cable 21 on the receiving roller 20 can be realized, the concentrated winding of the cable 21 on the receiving roller 20 is avoided, and the potential safety hazard is reduced;
the bottom fixedly connected with one-way locking device 23 of support shell 2 inner wall, through the setting of one-way locking device 23, can make the cable 21 that extends to transformer 1 one end can keep comparatively tight user state, as shown in fig. 1, the interval of two insulators 10 approaches to the biggest this moment, when two insulators 10 carry out the phase to each other and move, the rotation that needs to accomodate roller 20 realizes the release of cable 21 on it, and then guarantee that two insulators 10 are smooth to carry out the phase to each other and move, and accomodate the cable 21 that the other end extends to in the transformer 1 on the roller 20 and also can obtain the release, through the setting of one-way locking device 23 this moment, can make the cable 21 that extends to in the transformer 1 be in comparatively tight state, avoid the cable 21 among the transformer 1 to appear the condition that the circuit is chaotic, and convenient to use.
The one-way locking device 23 comprises a first shell 24, the lower surface of the first shell 24 is fixedly connected with the bottom of the inner wall of the supporting shell 2, the inner wall of the first shell 24 is connected with a second shell 25 in a sliding mode, through holes are formed in the front side and the rear side of the first shell 24 and the front side and the rear side of the second shell 25 and are connected with the surface of the cable 21 in a sliding mode through the through holes, through grooves 26 are formed in the upper surface and the lower surface of the second shell 25, two symmetrical rotating arms 27 are rotatably connected to the inner wall of the first shell 24 through pin shafts, one ends, far away from the inner wall of the first shell 24, of the rotating arms 27 penetrate through the through grooves 26 and are rotatably connected with press blocks 28 through the pin shafts, opposite surfaces of the two press blocks 28 are slidably connected with the surface of the cable 21, the surface of the press blocks 28 is slidably connected with the inner wall of the second shell 25, a press rod 29 is fixedly connected to the rear side of the second shell 25, the;
when the cable 21 on the receiving roller 20 needs to be released for a longer length, due to the elastic force of the tension spring 31, the transmission baffle 30 can drive the compression bar 29 and the second shell 25 to horizontally move forward in the view direction of the figure I, and horizontally move to the right in the view direction of the figure 2, and under the rotating fit of the rotating arm 27, the two pressing blocks 28 can firmly clamp the cable 21; when the cable 21 needs to be wound, under the action of friction force between the cable 21 and the two pressing blocks 28, the second pressing block 25 with the casing 28 moves backwards in the first casing 24 after overcoming the elastic force of the tension spring 31, where the backward movement is the left movement in fig. 3, under the rotation fit of the rotating arm 27, the two pressing blocks 28 also move away from each other in the process of horizontal backward movement, the return elastic force of the tension spring 31 forces the second casing 25 to move rightwards, under the push of the second casing 25, the two pressing blocks 28 and the cable 21 are kept in close contact, so that the clamping of the two pressing blocks 28 on the cable 21 is released or reduced, the slight left movement of the second casing 25, the pressing rod 29 and the baffle 30 is realized by the friction force between the cable 21 and the pressing blocks 28, the rotation transmission realized by the slight left movement is easy to understand, so that no drawing is added, and the slight left movement is difficult to see differences, therefore, the cable 21 can be smoothly wound, the cable 21 extending into the transformer 1 can be in a tight state, and the situation that the line moves randomly in the transformer 1 cannot occur;
the anti-slip grains are formed on the opposite surfaces of the two pressing blocks 28, and the friction force between the pressing blocks 28 and the cable 21 is increased through the anti-slip grains formed on the two pressing blocks 28, so that the clamping locking effect and the winding effect on the cable 21 are improved;
the number of the compression bars 29 is two, the two compression bars 29 are symmetrically arranged along the horizontal central line of the first shell 24, and the two compression bars 29 are arranged, so that the stress of the second shell 25 is more balanced, and the second shell is more stable during movement;
the working principle is as follows: when the environment-friendly dry-type transformer substation is used, transformation operation is realized by matching the insulator 10 with the transformer 1; when the mounting position of the insulator 10 needs to be adjusted when power lines with different standards need to be adapted to be connected with a transformer, the turntable 3 is driven to rotate manually, so that the double-helix guide groove 4 on the turntable 3 tends to drive the sliding block I5 and the transmission shaft 6 to rotate together; however, the connecting column 7 can only perform left-right limited sliding in the through groove I8, so that relative sliding is generated between the sliding blocks I5 on the transmission shaft 6 and the inner wall of the double-spiral guide groove 4, and under the guidance of the track trend on the double-spiral guide groove 4, the two sliding blocks I5 can simultaneously perform opposite movement or opposite movement, and the two insulators 10 can simultaneously perform opposite movement and opposite movement through the transmission of the transmission shaft 6, the connecting column 7 and the connecting plate 9, so that the position adjustment of the insulators 10 can be completed; the rotation of the connecting shaft 14 drives the cylindrical cam 16 to rotate, and since the limiting support rod 19 penetrates through the transmission arm 18, namely the motion trail of the transmission arm 18 is limited, when the cylindrical cam 16 rotates, the sliding block II 17 and the sliding groove of the outer contour of the cylindrical cam 16 can slide relatively, and under the guidance of the sliding groove of the outer contour of the cylindrical cam 16, the sliding block II 17 can drive the transmission arm 18 to move horizontally back and forth; the rotation of the connecting shaft 14 drives the cylindrical cam 16 to rotate, and since the limiting support rod 19 penetrates through the transmission arm 18, namely the motion trail of the transmission arm 18 is limited, when the cylindrical cam 16 rotates, the sliding block II 17 and the sliding groove of the outer contour of the cylindrical cam 16 can slide relatively, and under the guidance of the sliding groove of the outer contour of the cylindrical cam 16, the sliding block II 17 can drive the transmission arm 18 to move horizontally back and forth; meanwhile, along with the rotation of the connecting shaft 14, the receiving roller 20 can also rotate step by step, the winding and the releasing of the cable 21 on the receiving roller 20 can be realized through the rotation of the receiving roller 20 in different directions, and in the winding and the releasing processes, the guide ring 22 also drives the cable 21 to move back and forth, so that the cable 21 can be uniformly wound and released on the receiving roller 20, the cable 21 is prevented from being intensively wound on the receiving roller 20, and the potential safety hazard is reduced; through the arrangement of the one-way locking device 23, the cable 21 extending to one end of the transformer 1 can be kept in a relatively tight use state, as shown in fig. 1, at this time, the distance between the two insulators 10 approaches to the maximum, when the two insulators 10 move in opposite directions, the cable 21 on the two insulators 10 needs to be released by the rotation of the receiving roller 20, so that the two insulators 10 can smoothly move in opposite directions, and the cable 21 extending to the transformer 1 from the other end of the receiving roller 20 is also released, at this time, through the arrangement of the one-way locking device 23, the cable 21 extending to the transformer 1 can be in a relatively tight state, so that the cable 21 in the transformer 1 is prevented from being in a line disorder condition, and the use is convenient; through the cooperation use between the above-mentioned structure, solved in the in-service use, because traditional insulator 10 position control is convenient very easily to shorten life inadequately, change frequently, is not conform to the problem of environmental protection theory to and solved the problem of the even rolling of cable 21 and release.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. An environment-friendly dry-type substation, includes transformer (1), its characterized in that: the upper surface of the transformer (1) is fixedly connected with a supporting shell (2), the upper surface of the supporting shell (2) is fixedly and rotatably connected with a turntable (3) in a fixed-axis mode, a double-helix guide groove (4) is formed in the upper surface of the turntable (3), and two symmetrical first sliding blocks (5) are slidably connected through the double-helix guide groove (4);
two equal fixedly connected with transmission shaft (6) of the looks back of the body of slider (5), keep away from one end fixedly connected with spliced pole (7) of slider (5) on transmission shaft (6), support the upper surface of shell (2) and set up and supply spliced pole (7) horizontal slip's logical groove (8), keep away from one side fixedly connected with connecting plate (9) of transmission shaft (6) on spliced pole (7), the lower fixed surface of connecting plate (9) is connected with insulator (10) and curb plate (11).
2. An environmentally friendly dry substation according to claim 1, wherein: the lower fixed surface of curb plate (11) is connected with rack (12), the bottom fixedly connected with backup pad (13) of support shell (2) inner wall, the through-hole has been seted up on the surface of backup pad (13) and has been connected with connecting axle (14) through the spacing rotation of through-hole, the fixed surface cover of connecting axle (14) has gear (15), tooth on gear (15) and the tooth meshing on rack (12), the fixed surface that is close to the rear end on connecting axle (14) is connected with cylindrical cam (16).
3. An environmentally friendly dry substation according to claim 2, characterized in that: two second sliding blocks (17) are connected in a sliding way of the outer contour of the cylindrical cam (16) in a sliding way, the surface of the second sliding block (17) is fixedly connected with a transmission arm (18), the front side of the supporting plate (13) is fixedly connected with a limiting supporting rod (19), the surface of the limiting support rod (19) penetrates through the transmission arm (18) and is connected with the transmission arm (18) in a sliding way, a receiving roller (20) is fixedly connected to the front side of the cylindrical cam (16), a cable (21) is wound on the surface of the receiving roller (20), guide rings (22) are arranged at the front ends of the two transmission arms (18), one end of the cable (21) passes through the corresponding guide ring (22) and is fixedly connected with the surface of the insulator (10), the other end of the cable (21) passes through the corresponding guide ring (22) and extends into the transformer (1), the bottom of the inner wall of the supporting shell (2) is fixedly connected with a one-way locking device (23);
the unidirectional locking device (23) comprises a first shell (24), the lower surface of the first shell (24) is fixedly connected with the bottom of the inner wall of the supporting shell (2), the inner wall of the first shell (24) is connected with a second shell (25) in a sliding manner, the front side and the rear side of the first shell (24) and the second shell (25) are respectively provided with a through hole and are connected with the surface of the cable (21) in a sliding manner through the through holes, the upper surface and the lower surface of the second shell (25) are respectively provided with a second through groove (26), the inner wall of the first shell (24) is connected with two symmetrical rotating arms (27) in a rotating manner through a pin shaft, one end of each rotating arm (27), far away from the inner wall of the first shell (24), penetrates through the second through groove (26) and is connected with a pressing block (28) in a rotating manner through the pin shaft, the opposite surfaces of the pressing blocks (28) are connected with the surface of, the rear side fixedly connected with depression bar (29) of shell two (25), the rear end of depression bar (29) runs through the rear side and fixedly connected with transmission baffle (30) of shell one (24), the surface cover of depression bar (29) has extension spring (31), the opposite face fixed connection of both ends and transmission baffle (30) and shell one (24) of extension spring (31).
4. An environmentally friendly dry substation according to claim 3, wherein: anti-skid grains are arranged on the opposite surfaces of the two pressing blocks (28).
5. An environmentally friendly dry substation according to claim 3, wherein: the number of the pressure levers (29) is two, and the two pressure levers (29) are symmetrically arranged with the horizontal center line of the shell I (24).
6. An environmentally friendly dry substation according to claim 3, wherein: a fixed rod (32) is fixedly connected to the inner wall of the supporting shell (2), and a limiting groove (33) matched with the fixed rod (32) is formed in the rear side of the side plate (11);
the rotation of the connecting shaft (14) drives the cylindrical cam (16) to rotate, the limiting support rod (19) penetrates through the transmission arm (18), and the motion track of the transmission arm (18) is limited;
when the cylindrical cam (16) rotates, the second sliding block (17) and the sliding groove of the outer contour on the cylindrical cam (16) can slide relatively, and the second sliding block (17) drives the transmission arm (18) to move horizontally back and forth under the guidance of the sliding groove of the outer contour on the cylindrical cam (16); the guide ring (22) on the transmission arm (18) can move back and forth along with the transmission arm, so that the cables (21) can be uniformly wound and released on the receiving roller (20).
7. An environmentally friendly dry substation according to claim 3, wherein: the arc-shaped profile of the side surface of the turntable (3) is provided with anti-skid grains.
8. An environmentally friendly dry substation according to claim 3, wherein: the first sliding block (5) is a spherical first sliding block, and the first sliding block (5) is connected with the inner wall of the double-spiral guide groove (4) in a sliding mode through an arc-shaped surface on the first sliding block.
9. An environmentally friendly dry substation according to claim 3, wherein: the limiting support rod (19) is a rectangular rod.
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