Dry-type transformer

Abstract

The dry-type transformer comprises a connecting plate, mounting frame rods are symmetrically welded to the front side and the rear side of the connecting plate, sliding grooves are formed in the positions, corresponding to the left side and the right side of the connecting plate, of the inner sides of the mounting frame rods, and a wire rod connecting mechanism is slidably connected between the two sliding grooves located on the same side; transformer supports are arranged on the mounting frame rods, inserting blocks are fixedly connected to the bottoms of the transformer supports, the tops of the two transformer supports are fixedly connected through a transformer frame plate, a protective shell is fixedly installed at the top of the transformer frame plate, and locking mechanisms for fixing the inserting blocks are symmetrically installed at the bottom of the connecting plate. The dry-type transformer is reasonable in structural design and convenient to use, the dry-type transformer is fixed to the mounting frame in a clamping mode, a worker can disassemble and assemble the dry-type transformer conveniently, the mounting efficiency is improved, rapid adjustment can be conducted according to the distance between every two adjacent mounting wire rods, the mounting adaptability is improved, and the use requirement can be comprehensively met.

Description

Technical Field

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

[0002] Patent document CN202322098331.0 discloses "a firmly installed dry-type transformer", including a fixed base and a dry-type transformer body, a fixed frame is fixedly installed on the top of the fixed base, the dry-type transformer body is fixedly installed inside the fixed frame, electric poles are arranged on both sides of the fixed base, a limiting block is fixedly installed on the surface of the electric pole close to the bottom of the fixed base, and a limiting groove is provided at the bottom of the fixed base. In the utility model, through the arrangement of steel rods, clamping blocks A, clamping blocks B, limiting blocks, fixed frames and mounting frames, the dry-type transformer body can be supported and fixed by steel rods, limiting blocks and mounting frames after installation, so that the dry-type transformer is installed and fixed through a multi-layer structure, avoiding the phenomenon that the installation of the dry-type transformer becomes loose due to damage to one part of the dry-type transformer, and making the installation of the dry-type transformer more firmly.

[0003] This patent has some problems in actual use. First, it uses bolts to fix the transformer on the mounting frame, which makes it inconvenient to disassemble and assemble. Secondly, this patent is provided with a connecting component with the cable. However, in different regions, the distance between two adjacent cables is different, so it does not have high installation adaptability. For this reason, we propose a dry-type transformer to solve the problems raised in the above background technology. Utility Model Content

[0004] The purpose of the utility model is to provide a dry-type transformer to solve the problems raised in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical solution: a dry-type transformer, comprising a connecting plate, the front and rear sides of the connecting plate are symmetrically welded with mounting rods, the inner side of the mounting rod and the left and right sides of the connecting plate are provided with slide grooves, and a wire rod connecting mechanism is slidably connected between the two slide grooves on the same side;

[0006] A transformer bracket is provided on the mounting frame rod, a plug block is fixedly connected to the bottom of the transformer bracket, the tops of the two transformer brackets are fixedly connected through a transformer frame plate, a protective shell is fixedly installed on the top of the transformer frame plate, and a locking mechanism for fixing the plug block is symmetrically installed at the bottom of the connecting plate.

[0007] Furthermore, the wire rod connecting mechanism includes a sliding sleeve, two of which are slidably connected to two mounting frame rods respectively, the inner side of the sliding sleeve is fixedly connected with a slider adapted to the sliding groove, the two sliding sleeves are fixedly connected by a square rod, a first mounting half ring is welded with a cylindrical rod at the center position of the square rod away from the connecting plate side, and a second mounting half ring is fixed to the first mounting half ring by screws.

[0008] Furthermore, the locking mechanism includes a fixed block, which is fixedly installed at the bottom of the connecting plate, and a transmission cavity and two storage cavities are respectively opened inside the fixed block, and a screw is rotatably connected to the position in the fixed block corresponding to the transmission cavity and the storage cavity through a limit rotating block, and one end of the screw close to the transmission cavity passes through the interior thereof and is fixedly connected to a driven bevel gear, and a translation seat is axially threadedly connected to the surface of the screw located in the storage cavity, and a locking rod is fixedly connected to the side of the translation seat away from the transmission cavity, and a rotating handle is provided at the position of the bottom of the fixed block corresponding to the transmission cavity, and one end of the rotating handle passes through the interior of the transmission cavity and is fixedly connected to an active bevel gear that matches the two driven bevel gears.

[0009] Furthermore, a first reinforcing rib is symmetrically installed at a position on the surface of the columnar rod corresponding to the square rod, and a second reinforcing rib is symmetrically installed at a position on the surface of the columnar rod corresponding to the first installation semi-ring.

[0010] Furthermore, a first insertion opening is provided at a position of the mounting frame rod corresponding to the insertion block, and a second insertion opening is provided at a position of the insertion block corresponding to the locking insertion rod.

[0011] Furthermore, a dry-type transformer body is installed inside the protective shell.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0013] When the utility model fixes the mounting frame of the transformer, the sliding sleeve and the slider can be slid on the mounting frame rod and the sliding groove according to the spacing between two adjacent wire rods, and then the first mounting half ring and the second mounting half ring are fixed on the wire rod under the connection of the square rod and the columnar rod, so as to form the fixing of the mounting frame rod and the connecting plate. When the protective shell and the transformer body inside the protective shell are installed, the two transformer brackets are respectively mounted on the two mounting frame rods, and the plug block passes through the first insertion opening to form a preliminary mounting fixation, and then the rotating handle below is pushed upward so that the active bevel gear and the two driven bevel gears are engaged with each other. After the wheels are engaged, they rotate, thereby driving the two screws to rotate. The translation seat threaded thereon can drive the locking plug rod to translate outward and pass through the second insertion port, thereby forming a secondary fixation of the plug block, and then forming a fixation of the transformer bracket, transformer frame plate and protective shell to achieve installation. The dry-type transformer has a reasonable structural design and is easy to use. The dry-type transformer is fixed on the mounting frame in a clamping manner, which is convenient for the staff to disassemble and assemble, improves the installation efficiency, and can be quickly adjusted according to the distance between two adjacent installation poles, improves the adaptability of the installation, and can fully meet the use requirements. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0015] Figure 2 It is a side view structural schematic diagram of the utility model;

[0016] Figure 3 It is a three-dimensional structural schematic diagram of the utility model wire rod connection structure;

[0017] Figure 4 It is a side structural cross-sectional view of the locking mechanism of the utility model;

[0018] Figure 5 It is a three-dimensional structural schematic diagram of the connecting plate and the mounting frame rod of the utility model;

[0019] Figure 6 It is a three-dimensional structural schematic diagram of the transformer bracket and the plug block of the utility model.

[0020] In the figure: 1 connecting plate, 2 mounting frame rod, 3 sliding groove, 4 wire rod connecting mechanism, 41 sliding sleeve, 42 sliding block, 43 square rod, 44 cylindrical rod, 45 first mounting semi-ring, 46 second mounting semi-ring, 47 first reinforcing rib, 48 second reinforcing rib, 5 transformer bracket, 6 plug block, 7 transformer frame plate, 8 protective shell, 9 locking mechanism, 91 fixing block, 92 transmission cavity, 93 storage cavity, 94 limit rotating block, 95 screw, 96 driven bevel gear, 97 translation seat, 98 locking plug rod, 99 rotating handle, 910 driving bevel gear, 10 first insertion opening, 11 second insertion opening. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-6 A dry-type transformer includes a connecting plate 1, and mounting rods 2 are symmetrically welded on the front and rear sides of the connecting plate 1. Slide grooves 3 are opened on the inner side of the mounting rods 2 and on the left and right sides of the corresponding connecting plate 1. A wire rod connecting mechanism 4 is slidably connected between the two slide grooves 3 on the same side.

[0023] A transformer bracket 5 is provided on the mounting frame rod 2, and an insert block 6 is fixedly connected to the bottom of the transformer bracket 5. The tops of the two transformer brackets 5 are fixedly connected through a transformer frame plate 7. A protective shell 8 is fixedly installed on the top of the transformer frame plate 7, and a dry-type transformer body is installed inside the protective shell 8. A locking mechanism 9 for fixing the insert block 6 is symmetrically installed at the bottom of the connecting plate 1.

[0024] Specifically, the wire rod connecting mechanism 4 includes a sliding sleeve 41, the number of which is two and which are respectively slidably connected to the two mounting frame rods 2, the inner side of the sliding sleeve 41 is fixedly connected with a slider 42 adapted to the sliding groove 3, the two sliding sleeves 41 are fixedly connected by a square rod 43, and a first mounting half ring 45 is welded with a cylindrical rod 44 at the center position of the square rod 43 away from the side of the connecting plate 1, and a second mounting half ring 46 is fixed to the first mounting half ring 45 by screws.

[0025] Specifically, the locking mechanism 9 includes a fixed block 91, which is fixedly installed at the bottom of the connecting plate 1. A transmission cavity 92 and two storage cavities 93 are respectively opened inside the fixed block 91. A screw 95 is rotatably connected to the position between the fixed block 91 and the corresponding transmission cavity 92 and the storage cavity 93 through a limit rotating block 94. One end of the screw 95 close to the transmission cavity 92 passes through its interior and is fixedly connected to a driven bevel gear 96. The surface of the screw 95 located in the storage cavity 93 is axially threadedly connected to a translation seat 97. The side of the translation seat 97 away from the transmission cavity 92 is fixedly connected to a locking rod 98. A rotating handle 99 is provided at the bottom of the fixed block 91 corresponding to the transmission cavity 92. One end of the rotating handle 99 passes through the transmission cavity 92 and is fixedly connected to an active bevel gear 910 that is compatible with both driven bevel gears 96.

[0026] Specifically, a first reinforcing rib 47 is symmetrically installed on the surface of the cylindrical rod 44 at a position corresponding to the square rod 43, and a second reinforcing rib 48 is symmetrically installed on the surface of the cylindrical rod 44 at a position corresponding to the first mounting semi-ring 45. The first reinforcing rib 47 and the second reinforcing rib 48 respectively reinforce the connection strength between the cylindrical rod 44 and the square rod 43 and the first mounting semi-ring 45, thereby improving the weighing performance of the overall mounting frame.

[0027] Specifically, a first insertion opening 10 is opened at the position of the mounting frame rod 2 corresponding to the insertion block 6, and a second insertion opening 11 is opened at the position of the insertion block 6 corresponding to the locking insertion rod 98. The first insertion opening 10 and the second insertion opening 11 can be used for the insertion of the insertion block 6 and the locking insertion rod 98 respectively.

[0028] The dry-type transformer has a reasonable structural design and is easy to use. The dry-type transformer is fixed on the mounting frame by a clip-on method, which is convenient for workers to disassemble and assemble, thereby improving installation efficiency. It can also be quickly adjusted according to the distance between two adjacent mounting poles, thereby improving installation adaptability and fully meeting usage requirements.

[0029] When in use, when fixing the mounting frame of the transformer, according to the spacing between two adjacent wire poles, the sliding sleeve 41 and the sliding block 42 can be slid on the mounting frame rod 2 and the sliding groove 3, and then under the connection of the square rod 43 and the columnar rod 44, the first mounting semi-ring 45 and the second mounting semi-ring 46 are fixed on the wire pole, thereby forming the fixation of the mounting frame rod 2 and the connecting plate 1. When installing the protective shell 8 and the transformer body inside it, the two transformer brackets 5 are respectively mounted on the two mounting frame rods 2, and the plug block 6 passes through the first insertion opening 10 to form a preliminary mounting fixation, and then the rotating handle 99 below is pushed upward, so that the active bevel gear 910 and the two driven bevel gears 96 are engaged and rotated, thereby driving the two screw rods 95 to rotate, and the translation seat 97 threadedly connected thereto can drive the locking plug rod 98 to translate outward and pass through the second insertion opening 11, so as to form a secondary fixation of the plug block 6, and then form a fixation of the transformer bracket 5, the transformer frame plate 7 and the protective shell 8, and realize installation.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A dry-type transformer, comprising a connecting plate (1), characterized in that: The front and rear sides of the connecting plate (1) are symmetrically welded with mounting rods (2), and the inner side of the mounting rods (2) and the left and right sides of the corresponding connecting plate (1) are provided with sliding grooves (3), and a wire rod connecting mechanism (4) is slidably connected between the two sliding grooves (3) on the same side; A transformer bracket (5) is arranged on the mounting frame rod (2), a plug block (6) is fixedly connected to the bottom of the transformer bracket (5), the tops of the two transformer brackets (5) are fixedly connected via a transformer frame plate (7), a protective shell (8) is fixedly installed on the top of the transformer frame plate (7), and a locking mechanism (9) for fixing the plug block (6) is symmetrically installed on the bottom of the connecting plate (1).

2. A dry-type transformer according to claim 1, characterized in that: The wire rod connection mechanism (4) comprises a sliding sleeve (41), wherein the number of the sliding sleeves (41) is two and they are respectively slidably connected to two mounting frame rods (2), a sliding block (42) adapted to the sliding groove (3) is fixedly connected to the inner side of the sliding sleeve (41), the two sliding sleeves (41) are fixedly connected via a square rod (43), a first mounting half ring (45) is welded via a columnar rod (44) at a central position of a side of the square rod (43) away from the connecting plate (1), and a second mounting half ring (46) is fixed to the first mounting half ring (45) via screws.

3. A dry-type transformer according to claim 2, characterized in that: The locking mechanism (9) comprises a fixing block (91), the fixing block (91) being fixedly mounted on the bottom of the connecting plate (1), the fixing block (91) being provided with a transmission cavity (92) and two receiving cavities (93) in its interior, a screw rod (95) being rotatably connected to a position between the transmission cavity (92) and the receiving cavity (93) via a limit rotating block (94) in the fixing block (91), one end of the screw rod (95) close to the transmission cavity (92) passing through its interior and being fixedly connected to a driven A bevel gear (96) is provided. The surface of a screw rod (95) located in a receiving cavity (93) is axially threadedly connected to a translation seat (97). A locking plug rod (98) is fixedly connected to the translation seat (97) at a side away from the transmission cavity (92). A rotating handle (99) is provided at a position corresponding to the transmission cavity (92) at the bottom of the fixed block (91). One end of the rotating handle (99) passes through the interior of the transmission cavity (92) and is fixedly connected to a driving bevel gear (910) adapted to the two driven bevel gears (96).

4. A dry-type transformer according to claim 3, characterized in that: A first reinforcing rib (47) is symmetrically installed on the surface of the columnar rod (44) at a position corresponding to the square rod (43), and a second reinforcing rib (48) is symmetrically installed on the surface of the columnar rod (44) at a position corresponding to the first mounting semi-ring (45).

5. A dry-type transformer according to claim 4, characterized in that: The mounting frame rod (2) is provided with a first insertion opening (10) at a position corresponding to the insertion block (6), and the insertion block (6) is provided with a second insertion opening (11) at a position corresponding to the locking insertion rod (98).

6. A dry-type transformer according to claim 5, characterized in that: A dry-type transformer body is installed inside the protective shell (8).

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