Dry-type transformer with locking mechanism

Abstract

The utility model discloses a dry-type transformer with a locking mechanism, which comprises a transformer body, the bottom of the transformer body is fixedly connected with a butt-joint plate, the bottom of the butt-joint plate is movably connected with a mounting plate, the surfaces of the butt-joint plate and the mounting plate are provided with pin holes, fixed pin shafts are inserted into the pin holes, and the fixed pin shafts are fixedly connected with the bottom of the transformer body. A locking mechanism is arranged at the position, close to the edge, of the surface of the mounting plate, the locking mechanism comprises a bottom plate, a rectangular plate is fixedly connected to the position, close to the rear portion, of the top of the bottom plate, and a threaded hole is formed in the surface of the rectangular plate. According to the utility model, the fixed pin shaft is inserted into the pin hole, and then the fixed pin shaft is pressed and locked through the pressing plate on the locking mechanism, so that the installation of the transformer body is completed, the pressing plate is loosened during disassembly, and then the fixed pin shaft is pulled out, thereby being convenient for people to overhaul; in addition, the locking mechanism can be movably adjusted according to the size of the transformer body and the position of the pin hole, and the applicability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of transformers, in particular to a dry-type transformer provided with a locking mechanism. Background Art

[0002] Dry-type transformers are widely used in local lighting, high-rise buildings, airports, docks, CNC machinery and equipment and other places. Simply put, a dry-type transformer refers to a transformer whose core and winding are not immersed in insulating oil.

[0003] The existing technology has the following problems:

[0004] In the prior art, dry-type transformers are usually fixed to the mounting plate by bolts, and a lot of time is needed to tighten the bolts for fixing during installation. Such a connection method is also not convenient for disassembly and maintenance, which is very inconvenient for people. Utility Model Content

[0005] In view of the problems in the related art, the utility model proposes a dry-type transformer provided with a locking mechanism to overcome the above technical problems existing in the existing related art.

[0006] To this end, the specific technical solutions adopted by the utility model are as follows:

[0007] A dry-type transformer provided with a locking mechanism comprises a transformer body, the bottom of the transformer body is fixedly connected with a docking plate, the bottom of the docking plate is movably connected with a mounting plate, the surfaces of the docking plate and the mounting plate are both provided with pin holes, a fixing pin shaft is inserted in the pin hole, a locking mechanism is provided at the surface of the mounting plate near the edge, the locking mechanism comprises a bottom plate, a rectangular plate is fixedly connected at the top rear of the bottom plate, a threaded hole is provided on the surface of the rectangular plate, a screw rod is inserted in the threaded hole, a motor is fixedly installed at one end of the screw rod, a top block is fixedly connected to the other end of the screw rod, a connecting frame is fixedly connected to the front of the surface of the bottom plate, a rotating shaft is provided on the inner side wall of the connecting frame, the end of the rotating shaft is fixedly connected to the connecting plate, a pressing plate is movably installed at the bottom of the connecting plate, and a cam is provided at the end of the connecting plate.

[0008] Preferably, a slide groove is provided on the surface of the mounting plate, a slide rod is provided inside the slide groove, a slide block is sleeved on the outside of the slide rod, and the slide block can be moved left and right on the slide rod to change the use position of the locking mechanism, which is suitable for locking and fixing transformer bodies of different sizes.

[0009] Preferably, a rotating shaft is provided at the top center of the sliding block, the top of the rotating shaft is connected to the bottom of the base plate, and the base plate forms a movable structure with the sliding block through the rotating shaft. The base plate can be rotated by the set rotating shaft, and can be turned to one side when the transformer body is removed, and will not block the disassembly work of the transformer body.

[0010] Preferably, an insertion rod is provided at the top center of the pressure plate, a limiting hole is provided at the bottom of the connecting plate, and an anti-slip sleeve is sleeved on the outer wall of the insertion rod. The provided insertion rod and limiting hole facilitate people to replace pressure plates of different sizes according to different transformers, thereby further improving the applicability of the locking mechanism.

[0011] Preferably, a connecting rod is movably installed on the top of the transformer body, a long strip is fixedly connected to the top of the connecting rod, and a shielding plate is provided on the side of the long strip. The shielding plate can provide sunshade and rain protection, thereby preventing the transformer body from being exposed to direct sunlight, causing the temperature to rise, and being easily damaged by water when used outdoors.

[0012] Preferably, a damping hinge is provided at the end of the shielding plate, and the other end of the damping hinge is interconnected with the long board. The shielding plate and the long board form a movable structure through the damping hinge. Through the damping hinge, the shielding plate can be adjusted to an inclined angle, which facilitates rainwater to slide off under the action of gravity.

[0013] Preferably, the shielding plate is provided with multiple sets of guide grooves, and the length of the shielding plate extends to about twenty centimeters outside the mounting plate. The guide grooves are provided to further increase the diversion effect of rainwater. The shielding plate is longer than the mounting plate, so the rainwater will not fall onto the mounting plate after being diverted, which also has a protective effect on the mounting plate.

[0014] The beneficial effects of the utility model are:

[0015] 1. The dry-type transformer with a locking mechanism is provided with a fixed pin shaft, which is inserted into the pin hole, and then the fixed pin shaft is pressed and locked by the pressure plate on the locking mechanism to complete the installation of the transformer body. When disassembling, the pressure plate is released, and then the fixed pin shaft is pulled out to complete the disassembly of the transformer body. In addition, the locking mechanism can be moved and adjusted according to the size of the transformer body and the position of the pin hole, and the applicability is stronger.

[0016] 2. The dry-type transformer with a locking mechanism can provide shade and rain protection through the shielding plate. The diversion groove on the surface can better guide rainwater, avoiding the problem that the transformer body is exposed to direct sunlight, the temperature rises, and it is easy to be damaged by water when it is used outdoors. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the locking mechanism structure of the utility model;

[0020] Figure 3 It is a structural schematic diagram of the utility model;

[0021] Figure 4 It is a schematic diagram of the overall structure of the sliding block of the utility model.

[0022] In the figure: 1. transformer body; 2. docking plate; 3. pin hole; 4. fixing pin shaft; 5. locking mechanism; 501. bottom plate; 502. motor; 503. rectangular plate; 504. screw rod; 505. top block; 506. cam; 507. connecting frame; 508. connecting plate; 509. pressure plate; 6. slide groove; 7. slide rod; 8. slide block; 9. mounting plate; 10. connecting rod; 11. long strip plate; 12. damping hinge; 13. shielding plate; 14. guide groove; 15. rotating shaft. DETAILED DESCRIPTION

[0023] To further illustrate each embodiment, the present invention provides drawings, which are part of the disclosure of the present invention and are mainly used to illustrate the embodiments. They can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. With reference to these contents, ordinary technicians in the field should be able to understand other possible implementation methods and advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are generally used to represent similar components.

[0024] According to an embodiment of the utility model, a dry-type transformer provided with a locking mechanism is provided.

[0025] Embodiment 1;

[0026] like Figure 1-Figure 4As shown, a dry-type transformer with a locking mechanism according to an embodiment of the utility model comprises a transformer body 1, a docking plate 2 is fixedly connected to the bottom of the transformer body 1, a mounting plate 9 is movably connected to the bottom of the docking plate 2, pin holes 3 are provided on the surfaces of the docking plate 2 and the mounting plate 9, a fixing pin shaft 4 is inserted in the pin hole 3, a locking mechanism 5 is provided near the edge of the surface of the mounting plate 9, the locking mechanism 5 comprises a bottom plate 501, a rectangular plate 503 is fixedly connected to the top rear of the bottom plate 501, and the rectangular plate A threaded hole is provided on the surface of 503, and a screw rod 504 is inserted into the inside of the threaded hole. A motor 502 is fixedly installed on one end of the screw rod 504, and a top block 505 is fixedly connected to the other end of the screw rod 504. A connecting frame 507 is fixedly connected to the front of the surface of the bottom plate 501, and a rotating shaft 15 is provided on the inner side wall of the connecting frame 507. A connecting plate 508 is fixedly connected to the end of the rotating shaft 15. A pressure plate 509 is movably installed at the bottom of the connecting plate 508, and a cam 506 is provided at the end of the connecting plate 508.

[0027] In this embodiment, a slide groove 6 is provided on the surface of the mounting plate 9, a slide rod 7 is provided inside the slide groove 6, and a slide block 8 is sleeved on the outside of the slide rod 7. The slide block 8 can be moved left and right on the slide rod 7, thereby changing the use position of the locking mechanism 5, which is suitable for locking and fixing transformer bodies 1 of different sizes.

[0028] In this embodiment, a rotating shaft is arranged at the top center of the sliding block 8, and the top of the rotating shaft is connected to the bottom of the bottom plate 501. The bottom plate 501 and the sliding block 8 form a movable structure through the rotating shaft. The bottom plate 501 can be rotated through the set rotating shaft, and can be turned to one side when the transformer body 1 is removed, and will not hinder the disassembly work of the transformer body 1.

[0029] In this embodiment, an insertion rod is provided at the top center of the pressure plate 509, a limiting hole is provided at the bottom of the connecting plate 508, and an anti-slip sleeve is sleeved on the outer wall of the insertion rod. The provided insertion rod and limiting hole make it convenient for people to replace pressure plates 509 of different sizes according to different transformers, thereby further improving the applicability of the locking mechanism 5.

[0030] In this embodiment, a connecting rod 10 is movably installed on the top of the transformer body 1, and a long board 11 is fixedly connected to the top of the connecting rod 10. A shielding plate 13 is provided on the side of the long board 11. The shielding plate 13 can provide sunshade and rain protection, thereby preventing the transformer body 1 from being exposed to direct sunlight, causing the temperature to rise, and being easily damaged by water when being exposed to rain when used outdoors.

[0031] Embodiment 2:

[0032] On the basis of the first embodiment, the preferred embodiment of the dry-type transformer provided with a locking mechanism provided by the utility model is as follows: Figures 1 to 4As shown:

[0033] In this embodiment, a damping hinge 12 is provided at the end of the shielding plate 13, and the other end of the damping hinge 12 is interconnected with the long board 11. The shielding plate 13 and the long board 11 form a movable structure through the damping hinge 12. Through the set damping hinge 12, the shielding plate 13 can be adjusted to an inclined angle, which facilitates rainwater to slide down under the action of gravity.

[0034] In this embodiment, the shielding plate 13 is provided with multiple groups of guide grooves 14, and the length of the shielding plate 13 extends to about twenty centimeters outside the mounting plate 9. The guide grooves 14 are set to further increase the diversion effect of rainwater. The shielding plate 13 is longer than the mounting plate 9, so the rainwater will not fall onto the mounting plate 9 after being diverted, which also has a protective effect on the mounting plate 9.

[0035] In order to facilitate understanding of the above technical solution of the present invention, the working principle or operation method of the present invention in the actual process is described in detail below.

[0036] When the cam 506 is pressed against the top block 505, the connecting plate 508 is driven to tilt downward, and the fixing pin 4 is pressed and locked by the pressing plate 509 at the bottom of the connecting plate 508 to complete the docking installation. When disassembling, the operation can be performed in the opposite way. The above structure is convenient for people to disassemble and repair the transformer body 1, and the locking mechanism 5 is installed on the sliding block 8, so that the use position can be changed as the sliding block 8 moves back and forth on the sliding rod 7, which is convenient for pressing and locking transformer bodies 1 of different sizes, and has stronger applicability. The shielding plate 13 can play the role of sunshade and rainproof, and the guide groove 14 opened on its surface can better guide rainwater, avoiding the problem that the transformer body 1 is exposed to direct sunlight and the temperature rises when it is used outdoors and is easily damaged by water ingress and rain.

[0037] In summary, with the help of the above-mentioned technical scheme of the utility model, the fixed pin shaft 4 is inserted into the pin hole 3 through the set, and then the fixed pin shaft 4 is pressed and locked by the pressure plate 509 on the locking mechanism 5 to complete the installation of the transformer body 1. When disassembling, the pressure plate 509 is loosened, and then the fixed pin shaft 4 can be pulled out, which is convenient for people to inspect and repair. Moreover, the locking mechanism 5 can be moved and adjusted according to the size of the transformer body 1 and the position of the pin hole 3, and has strong applicability. The baffle plate 13 can play the role of sunshade and rainproof, and the guide groove 14 opened on its surface can better guide rainwater, avoiding the problem that the transformer body 1 is exposed to direct sunlight and the temperature rises when used outdoors, and it is easy to be damaged by water when it is exposed to rain.

[0038] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A dry-type transformer provided with a locking mechanism, comprising a transformer body (1), characterized in that: The bottom of the transformer body (1) is fixedly connected to a docking plate (2), the bottom of the docking plate (2) is movably connected to a mounting plate (9), the surfaces of the docking plate (2) and the mounting plate (9) are both provided with pin holes (3), the interior of the pin holes (3) is plugged with a fixing pin shaft (4), a locking mechanism (5) is provided on the surface of the mounting plate (9) near the edge, the locking mechanism (5) comprises a bottom plate (501), a rectangular plate (503) is fixedly connected to the top rear of the bottom plate (501), a threaded hole is provided on the surface of the rectangular plate (503), the threaded hole A screw rod (504) is inserted into the hole, a motor (502) is fixedly mounted on one end of the screw rod (504), a top block (505) is fixedly connected to the other end of the screw rod (504), a connecting frame (507) is fixedly connected to the front of the surface of the bottom plate (501), a rotating shaft (15) is arranged on the inner side wall of the connecting frame (507), a connecting plate (508) is fixedly connected to the end of the rotating shaft (15), a pressing plate (509) is movably mounted on the bottom of the connecting plate (508), and a cam (506) is arranged at the end of the connecting plate (508).

2. A dry-type transformer with a locking mechanism according to claim 1, characterized in that: A sliding groove (6) is provided on the surface of the mounting plate (9), a sliding rod (7) is provided inside the sliding groove (6), and a sliding block (8) is sleeved on the outside of the sliding rod (7).

3. A dry-type transformer with a locking mechanism according to claim 2, characterized in that: A rotating shaft is arranged at the top center of the sliding block (8), the top of the rotating shaft is connected to the bottom of the bottom plate (501), and the bottom plate (501) forms a movable structure through the rotating shaft and the sliding block (8).

4. A dry-type transformer with a locking mechanism according to claim 1, characterized in that: A plug rod is arranged at the center of the top of the pressing plate (509), a limited insertion hole is provided at the bottom of the connecting plate (508), and an anti-slip sleeve is sleeved on the outer wall of the plug rod.

5. A dry-type transformer with a locking mechanism according to claim 1, characterized in that: A connecting rod (10) is movably mounted on the top of the transformer body (1), a long strip (11) is fixedly connected to the top of the connecting rod (10), and a shielding plate (13) is provided on the side of the long strip (11).

6. A dry-type transformer with a locking mechanism according to claim 5, characterized in that: A damping hinge (12) is provided at the end of the shielding plate (13), and the other end of the damping hinge (12) is connected to the long plate (11). The shielding plate (13) forms a movable structure with the long plate (11) through the damping hinge (12).

7. A dry-type transformer with a locking mechanism according to claim 5, characterized in that: The shielding plate (13) is provided with a plurality of guide grooves (14), and the length of the shielding plate (13) extends to the outside of the mounting plate (9) by about 20 centimeters.

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