Poplar catkin protection device of large transformer cooler

Abstract

The utility model relates to the technical field of electric power transmission, and particularly discloses a poplar catkin protection device of a large transformer cooler, which comprises limiting rails symmetrically fixed on a transformer, a sliding groove and a mounting groove are symmetrically formed in the limiting track; a protective frame is inserted into the sliding groove in a sliding manner; a gauze element is detachably and fixedly connected to the protection frame. Limiting holes are formed in the two sides of the protection frame. A top end cover is connected to the limiting rail in a sleeving mode. Chain blocks are symmetrically and fixedly connected to the top end cover; the chain block is connected to the protection frame, so that the protection frame can be manually lifted to move up and down in the sliding groove and fixed through the fastener after reaching the fixed position, and therefore manual climbing operation for installation and disassembly is not needed, installation can be conducted in the poplar catkin season, disassembly can be conducted in the non-poplar catkin season, and the transformer can be protected in the poplar catkin season; the heat dissipation effects of the transformer and the cooler are prevented from being reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to power transmission technical field, concretely is a poplar catkin protection device of large -scale transformer cooler. BACKGROUND

[0002] The large -scale transformer is as the core power supply equipment of power plant and transformer substation, and its stable operation is important, the transformer winding relies on the transformer oil and carries out cooling, and the heat dissipation of transformer oil is realized by the cooler, and the heat exchange performance of cooler is directly related to the power supply capacity and ontology safety of transformer.

[0003] The utility model discloses a radiator dust screen cover, set up the dust screen that can unfold and shield or fold and deposit in front of radiator air inlet, through the fixed plate installation pulley, reversing pulley, and through motor control box drive capstan winch to control dust screen and unfold or fold and deposit along U-shaped guide groove upwards, through dust screen block dust, sawdust, poplar catkin, insects and other sundries, reduce the adsorption accumulation of radiator fin of transformer to sundries, make the network of heat dissipation device unobstructed, improve the heat dissipation effect of radiator, the radiator dust screen cover can be folded and unfolded, and it is convenient to disassemble and clean and maintain, the radiator dust screen adopts the assembly structure, and the installation is convenient, simple, the installation mode of radiator dust screen cover, because special C-shaped clamp is used and is fixedly connected with radiator, and the original radiator structure is not changed, and the installation process does not need to punch, welding process, and has no any influence on the original component structure of radiator.

[0004] But the above-mentioned published scheme has the following insufficient: the dustproof structure of prior art is closed, and dust and poplar catkin are prevented from entering by preventing air flow, but preventing air flow will affect the heat dissipation effect of transformer, so it cannot be used in summer. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the technical problem that the dustproof structure of prior art is closed, and dust and poplar catkin are prevented from entering by preventing air flow, but preventing air flow will affect the heat dissipation effect of transformer, so it cannot be used in summer, and provides a poplar catkin protection device of large -scale transformer cooler.

[0006] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme to realize;

[0007] The utility model provides a large -scale transformer cooler's catkin protection device, including the limiting track of symmetry fixed on the transformer, the limiting track symmetry has the sliding slot and the installation groove, the sliding slot is inserted with the protection frame in sliding, the protection frame is detachably fixed with the gauze, the both sides of protection frame are opened with the limiting hole, the top end cover is sleeved on the limiting track, the top end cover is fixed with the chain hoist of symmetry.

[0008] Further, the cross avoiding hole is provided in the installation groove; the ladder cross plate is slidably inserted into the cross avoiding hole; one end of the ladder cross plate is threadedly connected with a limiting plate corresponding to the limiting hole, and the other end is threadedly connected with a first fastener; the limiting baffle is sleeved on the first fastener; and the elastic member is sleeved on the ladder cross plate.

[0009] Further, a plurality of fixing holes are provided on the protection frame corresponding to the chain hoist.

[0010] The large -scale transformer cooler's catkin protection device has the following beneficial effects:

[0011] 1. The protection frame can be manually lifted and moved up and down in the sliding slot through the chain hoist, and then fixed by using the fastener after reaching the fixed position, so that manual up and down climbing operation for installation and disassembly is not required, the installation can be carried out in the catkin season, the disassembly can be carried out in the non-catkin season, the transformer can be protected in the catkin season, and the heat dissipation effect of the transformer and the cooler is prevented from being reduced.

[0012] 2. The elastic member is located between the limiting track and the limiting baffle, so that the limiting plate is located in the cross avoiding hole in the initial state and does not affect the up and down movement of the protection frame, then the limiting baffle and the first fastener are pressed after the protection frame is hoisted to the installation position, the ladder cross plate passes through the cross avoiding hole, the shaft part of the ladder cross plate is rotated and dislocated in the cross avoiding hole, the ladder cross plate abuts against the cross avoiding hole, and the elastic force of the elastic member is not rebounded, so that the locking is realized, and the limiting plate is inserted into the limiting hole. BRIEF DESCRIPTION OF DRAWINGS

[0013] The specific embodiments of the utility model will be further described in detail in combination with the drawings;

[0014] Figure 1 It is the first axis measurement structure schematic view of the utility model;

[0015] Figure 2 It is the second axis measurement structure schematic view of the utility model;

[0016] Figure 3 It is the local section structure schematic view of the utility model;

[0017] Figure 4 Figure 3 is a third axis measurement structure schematic view of the utility model;

[0018] Figure 5 Figure 4 is a fourth axis measurement structure schematic view of the utility model;

[0019] Figure 6 Figure 5 is a fifth axis measurement structure schematic view of the utility model.

[0020] Mark explanation in drawing: 1, limit track; 2, sliding groove; 3, protection frame; 4, gauze; 5, installation groove; 6, cross avoiding hole; 7, limiting plate; 8, ladder cross plate; 9, elastic member; 10, limiting baffle; 11, first fastener; 12, top end cover; 13, hand chain block; 14, fixed hole; 15, limiting hole; 16, second fastener; 17, avoiding groove; 18, gyro wheel. DETAILED DESCRIPTION

[0021] It should be understood that the specific embodiments described herein are merely exemplary and not intended to limit the present application.

[0022] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0023] It should be noted that all directional indications (such as up-down-left-right-front-back...) in the embodiments of the present application are only used to explain the relative position relationship between the components, the movement condition, etc. in a certain specific posture (as shown in the drawings). If the specific posture changes, the directional indications will also change accordingly. The connection can be direct connection or indirect connection.

[0024] Please refer to Figures 1-6As shown, a large transformer cooler catkin protection device, including symmetrical fixed on the transformer limiting rail 1; by in limiting rail 1 symmetrical opening has sliding groove 2 and installation groove 5; sliding groove 2 in sliding plug-in protection frame 3; protection frame 3 on the detachable fixed mesh 4; protection frame 3 both sides are provided with limiting hole 15; limiting rail 1 on the sleeve joint top cover 12; top cover 12 on the symmetrical fixed hand chain block 13, through hand chain block 13 connection protection frame 3, that is, manually hoist protection frame 3 in sliding groove 2 up and down, to the fixed position, using fastener fixed, thus without artificial up and down installation and disassembly, can be installed in catkin season, catkin season disassembly, can be in catkin season protection of transformer, prevent the heat dissipation effect of transformer and cooler reduces.

[0025] Cross avoiding hole 6 is provided in installation groove 5; cross avoiding hole 6 in sliding plug-in has ladder cross plate 8; one end of ladder cross plate 8 corresponds to limiting hole 15 and is threadedly connected with limiting plate 7, and the other end is threadedly connected with first fastener 11; limiting baffle 10 is sleeved on first fastener 11; elastic member 9 is sleeved on ladder cross plate 8, and the elastic member 9 is located between limiting rail 1 and limiting baffle 10, so that limiting plate 7 is located in cross avoiding hole 6 in the initial state and does not affect the up and down movement of protection frame 3, then after protection frame 3 is hoisted to the installation position, limiting baffle 10 and first fastener 11 are pressed, so that ladder cross plate 8 passes through cross avoiding hole 6, so that the shaft part of ladder cross plate 8 rotates and is misaligned in cross avoiding hole 6, so that ladder cross plate 8 abuts against cross avoiding hole 6 and does not rebound under the elastic force of elastic member 9, so as to realize locking and inserting limiting plate 7 into limiting hole 15.

[0026] A plurality of fixing holes 14 are formed in protection frame 3 corresponding to hand chain block 13, and a lifting appliance matched with hand chain block 13 can be inserted into fixing holes 14, so that protection frame 3 can be quickly installed and disassembled.

[0027] Protection frame 3 is symmetrically provided with avoiding groove 17; and roller 18 is rotatably connected in avoiding groove 17.

[0028] Mesh 4 is made of metal wire weaving, so that it can resist high temperature, rain and corrosion, and is convenient to take down for washing and scrubbing, so that it has long service life and stable interception of catkin and dust.

[0029] A plurality of second fasteners 16 are inserted into installation groove 5 corresponding to the holes of the transformer; the second fasteners 16 are threadedly connected with the transformer, and are threadedly connected with the threaded holes formed in the transformer through the second fasteners 16, so that the connection is stable, reliable and simple, and the hole work on the transformer is facilitated.

[0030] In the description of the specification, the description of the terms "one embodiment", "an example", "a specific example" and the like means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the utility model. In the specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0031] The basic principle, main features and advantages of the utility model are shown and described above. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and the description in the specification are only to illustrate the principle of the utility model, and various changes and improvements of the utility model can be made without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed.

Claims

1. A poplar catkin protection device for a large transformer cooler, characterized in that; The utility model relates to a transformer protection device, including the limiting track (1) of symmetry fixed on the transformer, the limiting track (1) symmetry is set up with sliding slot (2) and installation slot (5), sliding slot (2) is inserted with the protection frame (3) in sliding, the protection frame (3) is detachably connected with screen (4) on, the both sides of protection frame (3) are set up with limiting hole (15), the top cover (12) is sleeved with the limiting track (1), the top cover (12) is symmetrically connected with chain hoist (13) on.

2. The catkin protection device for large transformer coolers according to claim 1, characterized in that: The installation slot (5) is set up with cross avoiding hole (6) in, the cross avoiding hole (6) is inserted with ladder cross plate (8) in sliding, one end of ladder cross plate (8) corresponds limiting hole (15) and is connected with limiting plate (7) threadedly, and the other end is connected with first fastener (11) threadedly, the limiting baffle (10) is sleeved with first fastener (11), the elastic piece (9) is sleeved with ladder cross plate (8).

3. The device according to claim 1, characterized in that: The protection frame (3) is set up with a plurality of fixed holes (14) on corresponding chain hoist (13).

4. The device according to claim 1, characterized in that: The protection frame (3) is set up with avoiding slot (17) symmetrically, and the gyro wheel (18) is rotatably connected in avoiding slot (17).

5. The catkin protection device for large transformer coolers according to claim 4, characterized in that: The screen (4) is made by metal wire weaving.

6. The device according to claim 1, characterized in that: The installation slot (5) is inserted with a plurality of second fasteners (16) in corresponding transformer hole, and the second fastener (16) is threadedly connected with the transformer.

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