CN218296287U

CN218296287U - Dustproof device for fan in refrigeration equipment

Info

Publication number: CN218296287U
Application number: CN202221512017.1U
Authority: CN
Inventors: 陈阿臣
Original assignee: Xi'an Hengmao Cryogenic Equipment Co ltd
Current assignee: Xi'an Hengmao Cryogenic Equipment Co ltd
Priority date: 2022-06-17
Filing date: 2022-06-17
Publication date: 2023-01-13
Anticipated expiration: 2032-06-17

Abstract

The utility model belongs to the technical field of refrigeration plant, especially, be a dust keeper for refrigeration plant internal fan, including the outer loop, the inside threaded connection of outer loop has the inner ring, the inside fixedly connected with splint of outer loop, one side fixedly connected with bracing piece of inner ring, the fixed surface of bracing piece is connected with the dead lever, the surface sliding mounting of dead lever has the sleeve pipe, the fixed surface of dead lever is connected with first dogtooth, sheathed tube fixed surface is connected with the mount. Through outer loop cooperation inner ring, be threaded connection between it, rotate the interval that the outer loop is favorable to adjusting splint and inner ring, through inner ring cooperation splint, the outer position angle of rolling over of splint is close with the inclined plane angle of inner ring one side to when splint are close to the inner ring, the outer position of rolling over of splint can receive the extrusion on inner ring inclined plane and inwards gather together, thereby is favorable to splint to press from both sides in the blade seat position of fan blade, is favorable to the fixed of this device.

Description

Dustproof device for fan in refrigeration equipment

Technical Field

The utility model belongs to the technical field of refrigeration plant, concretely relates to dust keeper is used to inside fan of refrigeration plant.

Background

The refrigerating equipment is mainly used for refrigerating the food of crews, refrigerating various goods and regulating the air of cabins in summer. The system mainly comprises a compressor, an expansion valve, an evaporator, a condenser, accessories and pipelines. It can be divided into compression refrigeration equipment, absorption refrigeration equipment, steam jet refrigeration equipment, heat pump refrigeration equipment, electric heating refrigeration equipment, etc. according to the working principle. The most common application on ships today is compression refrigeration equipment. The heat of the object and its surroundings is removed by the working cycle of the apparatus, causing and maintaining a certain low temperature state. The refrigerants used at present are mainly freon and ammonia, and freon is the most used particularly. In order to rapidly disperse heat, a small fan is usually used for accelerating heat dissipation, and a protective net of the small fan is adhered with a large amount of dust and impurities, so that heat dissipation is affected.

The existing dust-proof device can only form a blocking type dust-proof function at an air inlet and an air outlet, but cannot clean a fan protecting net, and impurities are easily accumulated on the protecting net after a long time.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides an interior dust keeper for fan of refrigeration plant has solved the problem that can not clean the fan protecting wire net.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a dust keeper for refrigeration plant internal fan, includes the outer loop, the inside threaded connection of outer loop has the inner ring, the inside fixedly connected with splint of outer loop, one side fixedly connected with bracing piece of inner ring, the fixed surface of bracing piece is connected with the dead lever, the slidable surface of dead lever installs the sleeve pipe, the fixed surface of dead lever is connected with first protruding tooth, sheathed tube fixed surface is connected with the mount, the inside threaded connection of mount has the screw rod, the spout has been seted up to the inside of mount, the inside slidable connection of spout has the fixed plate, the lower fixed surface of fixed plate is connected with the protruding tooth of second, sheathed tube one end fixedly connected with extends the board, extend one side fixedly connected with brush head of board.

Preferably, the surface of the outer ring is fixedly connected with raised lines, and the raised lines are distributed in a circumferential array.

Preferably, the bottom end of the screw rod is rotatably connected with the fixing plate, and the top end of the screw rod is provided with a cross groove.

Preferably, the brush heads are arranged in a horizontal linear array.

Preferably, one side of the inner ring, which is opposite to the clamping plates, is an inclined plane, and the clamping plates are distributed in a circumferential array.

Preferably, the second tooth is engaged with the first tooth.

Compared with the prior art, the beneficial effects of the utility model are that:

this dust keeper for refrigeration plant, through outer loop cooperation inner ring, be threaded connection between it, it is favorable to adjusting the interval of splint and inner ring to rotate the outer ring, through inner ring cooperation splint, the outer position angle of rolling over of splint is close with the inclined plane angle of inner ring one side, thereby when splint are close to the inner ring, the outer position of rolling over of splint can receive the extrusion of inner ring inclined plane and inwards gather together, thereby be favorable to splint to press from both sides in the blade holder position of fan flabellum, be favorable to the fixing of this device, through screw rod cooperation fixed plate, it is favorable to adjusting the height of fixed plate to rotate the screw rod, thereby adjustable second convex tooth meshes in first convex tooth or breaks away from first convex tooth, through sleeve pipe cooperation dead lever, when second convex tooth breaks away from first convex tooth, slidable sleeve pipe adjusts length, thereby make the brush head to fan protecting net, and then can contact this device rotation when fan flabellum is rotatory, the brush head can clean fan protecting net, thereby reach dirt-proof effect.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a complete structural schematic diagram of the present invention;

fig. 2 is a right side view of the present invention;

FIG. 3 is an internal structural view of the present invention;

fig. 4 is an enlarged view of the r point in fig. 3 according to the present invention.

In the figure: 1, an outer ring; 2, an inner ring; 3, clamping plates; 4, supporting rods; 5, fixing a rod; 6, sleeving a sleeve; 7, a first convex tooth; 8, fixing a frame; 9, a screw rod; 10 chute; 11 fixing the plate; 12 second convex teeth; 13 an extension plate; 14 a brush head; 15 ribs.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a dust keeper for refrigeration plant internal fan, including outer loop 1, the inside threaded connection of outer loop 1 has inner ring 2, the inside fixedly connected with splint 3 of outer loop 1, one side fixedly connected with bracing piece 4 of inner ring 2, the fixed surface of bracing piece 4 is connected with dead lever 5, the sliding surface of dead lever 5 installs sleeve pipe 6, the fixed surface of dead lever 5 is connected with first protruding tooth 7, the fixed surface of sleeve pipe 6 is connected with mount 8, the inside threaded connection of mount 8 has screw rod 9, spout 10 has been seted up to the inside of mount 8, the inside sliding connection of spout 10 has fixed plate 11, the lower fixed surface of fixed plate 11 is connected with protruding tooth 12 of second, the one end fixedly connected with extension plate 13 of sleeve pipe 6, one side fixedly connected with brush head 14 of extension plate 13.

In the embodiment, the outer ring 1 is matched with the inner ring 2 through the threaded connection, the outer ring 1 is rotated to be beneficial to adjusting the distance between the clamping plate 3 and the inner ring 2, the inner ring 2 is matched with the clamping plate 3, the angle of the folded part of the clamping plate 3 is close to the angle of the inclined plane on one side of the inner ring 2, so that when the clamping plate 3 approaches to the inner ring 2, the folded part of the clamping plate 3 can be extruded by the inclined plane of the inner ring 2 to be gathered inwards, thereby being beneficial to clamping the clamping plate 3 on the blade base part of the fan blade, being beneficial to fixing the device, the screw 9 is matched with the fixing plate 11, the screw 9 is rotated to be beneficial to adjusting the height of the fixing plate 11, thereby being capable of adjusting the second convex teeth 12 to be meshed with the first convex teeth 7 or separated from the first convex teeth 7, the sleeve 6 is matched with the fixing rod 5, when the second convex teeth 12 are separated from the first convex teeth 7, the sleeve 6 can be slid to adjust the length, thereby enabling the brush head 14 to contact with the fan protecting net, furthermore, when the fan blades rotate, the device can be driven to rotate, the brush head 14 can clean the fan protection net, so that a dustproof effect is achieved, the surface of the outer ring 1 is fixedly connected with convex strips 15, the convex strips 15 are arranged in a circumferential array, the convex strips 15 are beneficial to improving the friction force of the surface of the outer ring 1, the outer ring 1 is more convenient to rotate, the bottom end of the screw 9 is rotatably connected with the fixed plate 11, a cross groove is formed in the top end of the screw 9, so that the fixed plate 11 can be driven to lift through rotation of the screw 9, a screwdriver is clamped into the cross groove and can rotate the screw, the brush head 14 is arranged in a horizontal linear array mode, so that the extension plate 13 rotates for one circle, the brush head 14 can clean the fan protection net once, one side, opposite to the clamping plate 3, of the inner ring 2 is an inclined plane, the clamping plate 3 is arranged in a circumferential array mode, the clamping plate 3 is made of plastic, and the inclined plane is beneficial to driving the clamping plate 3 to approach towards the center, the splint 3 can be restored by disengaging the inclined surface of the inner ring 2 and the second teeth 12 are engaged with the first teeth 7, thereby fixing the length of the sleeve 6.

The utility model discloses a theory of operation and use flow: the utility model discloses when using, at first, rotate the interval of outer loop 1 regulation splint 3 and inner ring 2, make splint 3 be close to inner ring 2, splint 3's the outer inclined plane angle that rolls over position angle and inner ring 2 one side is close, thereby splint 3 is when being close to inner ring 2, splint 3's the outer position that rolls over can receive the extrusion on inner ring 2 inclined plane and inwards gather together, thereby splint 3 can press from both sides in the blade holder position of fan flabellum, make this device fixed, then use the screwdriver to insert cross recess internal rotation screw rod 9 and drive fixed plate 11 and move up, when making the protruding tooth 12 of second break away from first protruding tooth 7, then sliding sleeve 6 adjusts length, make brush head 14 contactable fan protecting net, then reverse rotation screw rod 9 drives fixed plate 11 and moves down, make the protruding tooth 12 card of second go into first protruding tooth 7, fixed sleeve 6's length, can drive this device when the fan starts the flabellum rotation and rotate, brush head 14 can clean fan protecting net.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a refrigeration plant is dust keeper for inside fan, includes outer loop (1), the inside threaded connection of outer loop (1) has inner ring (2), its characterized in that: the utility model discloses a toothbrush, including outer loop (1), one side fixedly connected with splint (3), one side fixedly connected with bracing piece (4) of inner ring (2), the fixed surface of bracing piece (4) is connected with dead lever (5), the sliding surface of dead lever (5) installs sleeve pipe (6), the fixed surface of dead lever (5) is connected with first dogtooth (7), the fixed surface of sleeve pipe (6) is connected with mount (8), the internal thread of mount (8) is connected with screw rod (9), spout (10) have been seted up to the inside of mount (8), the sliding surface of spout (10) is connected with fixed plate (11), the lower fixed surface of fixed plate (11) is connected with second dogtooth (12), the one end fixedly connected with of sleeve pipe (6) extends board (13), one side fixedly connected with brush head (14) of extending board (13).

2. The dustproof device for the fan inside the refrigerating apparatus according to claim 1, wherein: the surface of the outer ring (1) is fixedly connected with raised strips (15), and the raised strips (15) are distributed in a circumferential array mode.

3. The dustproof device for the fan inside the refrigerating apparatus according to claim 1, wherein: the bottom end of the screw rod (9) is rotatably connected with the fixing plate (11), and the top end of the screw rod (9) is provided with a cross groove.

4. The dustproof device for the fan inside the refrigerating apparatus according to claim 1, wherein: the brush heads (14) are arranged in a horizontal linear array.

5. The dustproof device for the internal fan of the refrigeration apparatus according to claim 1, wherein: one side of the inner ring (2) opposite to the clamping plates (3) is an inclined plane, and the clamping plates (3) are distributed in a circumferential array mode.

6. The dustproof device for the fan inside the refrigerating apparatus according to claim 1, wherein: the second tooth (12) is engaged with the first tooth (7).