CN219809182U - Centrifugal fan protective structure convenient to dismouting - Google Patents
Centrifugal fan protective structure convenient to dismouting Download PDFInfo
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- CN219809182U CN219809182U CN202320181315.5U CN202320181315U CN219809182U CN 219809182 U CN219809182 U CN 219809182U CN 202320181315 U CN202320181315 U CN 202320181315U CN 219809182 U CN219809182 U CN 219809182U
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- centrifugal fan
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- fan protection
- limiting
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- 230000001681 protective effect Effects 0.000 title claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 21
- 239000000428 dust Substances 0.000 claims description 13
- 230000008878 coupling Effects 0.000 claims description 8
- 238000010168 coupling process Methods 0.000 claims description 8
- 238000005859 coupling reaction Methods 0.000 claims description 8
- 238000012423 maintenance Methods 0.000 abstract description 4
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model discloses a centrifugal fan protection structure convenient to disassemble and assemble, which comprises a centrifugal fan main body, wherein a supporting seat is fixed at the bottom end of the centrifugal fan main body, an air outlet is formed in the top end of the centrifugal fan main body, a fan protection cover is arranged on the surface of the centrifugal fan main body, and a connecting mechanism is arranged between the fan protection cover and the centrifugal fan main body; according to the utility model, through the designed fixing seat, the fixing groove, the fixing block, the guide groove, the guide block, the limiting groove and the limiting block, the fan protection cover and the centrifugal fan can be conveniently and rapidly disassembled and assembled, so that maintenance personnel can conveniently and rapidly maintain the fan, and meanwhile, the fixing block can be further fixed and limited by matching with the designed positioning hole, the through hole and the positioning rod, so that the fan protection cover and the fan can be more stably installed.
Description
Technical Field
The utility model belongs to the technical field of centrifugal fan protection structures, and particularly relates to a centrifugal fan protection structure convenient to disassemble and assemble.
Background
The fan is one of the equipment commonly used in the mill, in order to guarantee that it uses safety and operation are normal, install the fan protection casing on the lateral part of fan generally, and fan protection casing that is commonly used at present simple structure, the use is singled, it is fixed through bolt and fan to overlap on the fan blade lateral part basically, in order to guarantee the security and the stability of centrifugal fan when the operation, need regularly dismantle the fan protection casing and overhaul the maintenance to the inside equipment of centrifugal fan, because the connected mode of current fan and fan protection casing for in-process of carrying out dismouting fan protection casing, need unscrew the bolt repeatedly with the help of assembly and disassembly tools, just can dismantle the fan protection casing, this connected mode has led to the fan protection casing dismouting to get up very troublesome, and waste time, maintenance efficiency has been reduced, for this we propose a centrifugal fan protection structure convenient to dismouting.
Disclosure of Invention
The utility model aims to provide a centrifugal fan protection structure convenient to disassemble and assemble, so as to solve the problem that the protection structure of the centrifugal fan provided in the background art is troublesome in disassembly and assembly.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a centrifugal fan protective structure convenient to dismouting, includes the centrifugal fan main part, centrifugal fan main part bottom mounting has the supporting seat, the top of centrifugal fan main part is provided with the air outlet, the surface of centrifugal fan main part is provided with the fan protection casing, be provided with coupling mechanism between fan protection casing and the centrifugal fan main part, the top of air outlet is provided with protection machanism, coupling mechanism includes:
the connecting component is arranged at the joint between the fan protective cover and the centrifugal fan main body;
the guide assembly is arranged on the inner side between the fan protective cover and the centrifugal fan main body;
the limiting component is arranged at the end part of the connecting component;
the reset component is arranged in the limit component;
the sliding component is arranged on the inner side of the limiting component;
a pushing assembly disposed inside the connection assembly;
the positioning component is arranged on the surface of the connecting component;
and the operation assembly is arranged on the surface of the fan protection cover.
Preferably, the connecting assembly comprises a fixing seat and a fixing groove, wherein the fixing seat is fixed on the surface of the centrifugal fan main body at equal distance relative to the side face of the fan protection cover, the fixing groove is formed in the inner side of the fixing seat, fixing blocks are symmetrically fixed at two ends of the fan protection cover, and the fixing blocks are connected with the fixing groove in a clamping mode.
Preferably, the guide assembly comprises guide grooves which are formed in two ends of the surface of the centrifugal fan body in a penetrating mode at equal distances and guide blocks which are symmetrically fixed on the surface of the centrifugal fan body, and the guide blocks are connected with the guide grooves in a sliding mode.
Preferably, the limiting component comprises a limiting groove formed in the inner wall of the fixing groove and an inner groove formed in the end portion of the fixing block, wherein a limiting block is arranged in the inner groove and is connected with the limiting groove in a clamping mode.
Preferably, the reset component comprises a telescopic spring which is arranged in the built-in groove and connected with the limiting block.
Preferably, the sliding component comprises sliding grooves symmetrically formed in the inner wall of the built-in groove and sliding blocks symmetrically fixed on two sides of the limiting block, and the sliding blocks are in sliding connection with the sliding grooves.
Preferably, the pushing assembly comprises a through groove penetrating through the inside of the limit groove and an operating rod arranged at the top end of the fixing seat and penetrating through the inside of the through groove to be connected with the limit groove, and a pushing plate fixedly connected with the end part of the operating rod is arranged in the limit groove.
Preferably, the positioning assembly comprises a positioning hole formed in the surface of the fixed block and a penetrating hole penetrating through the fixed groove, and the surface of the fixed seat is provided with a positioning screw penetrating through the inside of the penetrating hole and screwed with the positioning hole.
Preferably, the operation assembly comprises operation handles symmetrically fixed on two sides of the surface of the fan protection cover.
Preferably, the protection mechanism comprises a dust cover sleeved at the top end of the air outlet and rubber blocks symmetrically fixed on the inner wall of the dust cover, and an operation groove is formed in the surface of the dust cover.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, through the designed fixing seat, the fixing groove, the fixing block, the guide groove, the guide block, the limiting groove and the limiting block, the fan protection cover and the centrifugal fan can be conveniently and rapidly disassembled and assembled, so that maintenance personnel can conveniently and rapidly maintain the fan, and meanwhile, the fixing block can be further fixed and limited by matching with the designed positioning hole, the through hole and the positioning rod, so that the fan protection cover and the fan can be more stably installed.
Drawings
FIG. 1 is a schematic view of the appearance structure of the present utility model;
FIG. 2 is an enlarged schematic view of the utility model at A of FIG. 1;
FIG. 3 is a schematic view of a fixing slot structure of the present utility model;
FIG. 4 is a schematic view of a stopper according to the present utility model;
in the figure: 1. a centrifugal fan main body; 2. a support base; 3. an air outlet; 4. a fan shield; 100. a fixing seat; 101. a fixing groove; 102. a fixed block; 200. a guide groove; 201. a guide block; 300. a limit groove; 301. a built-in groove; 302. a limiting block; 400. a telescopic spring; 500. a chute; 501. a slide block; 600. a through groove; 601. an operation lever; 602. a push plate; 700. positioning holes; 701. a through hole; 702. positioning a screw; 800. an operating handle; 900. a dust cover; 901. a rubber block; 902. the operation groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
Referring to fig. 1, the present utility model provides a technical solution: the utility model provides a centrifugal fan protective structure convenient to dismouting, includes centrifugal fan main part 1, and centrifugal fan main part 1 bottom mounting has supporting seat 2, and centrifugal fan main part 1's top is provided with air outlet 3, and centrifugal fan main part 1's surface is provided with fan protection casing 4, is provided with coupling mechanism between fan protection casing 4 and the centrifugal fan main part 1, and air outlet 3's top is provided with protection machanism, and coupling mechanism includes:
the fan protection cover 4 can be connected with the centrifugal fan main body 1 by the connecting component, and the connecting component is arranged at the joint between the fan protection cover 4 and the centrifugal fan main body 1;
the guide component can play a role in guiding the connecting component and is arranged on the inner side between the fan protection cover 4 and the centrifugal fan main body 1;
the limiting assembly can limit the connecting group and is arranged at the end part of the connecting assembly;
the reset component can drive the limiting component to reset and is arranged in the limiting component;
the sliding component can play a role in guiding the limiting component and is arranged on the inner side of the limiting component;
the pushing component can push the limiting component to move and is arranged on the inner side of the connecting component;
the positioning component can further fix and limit the connecting component and is arranged on the surface of the connecting component;
an operation component, which can operate the fan guard 4, is disposed on the surface of the fan guard 4.
Example 2
Referring to fig. 1 to 4, the present utility model provides a technical solution: the utility model provides a centrifugal fan protective structure convenient to dismouting, includes centrifugal fan main part 1, and centrifugal fan main part 1 bottom mounting has supporting seat 2, and centrifugal fan main part 1's top is provided with air outlet 3, and centrifugal fan main part 1's surface is provided with fan protection casing 4, is provided with coupling mechanism between fan protection casing 4 and the centrifugal fan main part 1, and air outlet 3's top is provided with protection machanism, and coupling mechanism includes:
the fan protection cover 4 can be connected with the centrifugal fan main body 1 by the connecting component, and the connecting component is arranged at the joint between the fan protection cover 4 and the centrifugal fan main body 1;
the guide component can play a role in guiding the connecting component and is arranged on the inner side between the fan protection cover 4 and the centrifugal fan main body 1;
the limiting assembly can limit the connecting group and is arranged at the end part of the connecting assembly;
the reset component can drive the limiting component to reset and is arranged in the limiting component;
the sliding component can play a role in guiding the limiting component and is arranged on the inner side of the limiting component;
the pushing component can push the limiting component to move and is arranged on the inner side of the connecting component;
the positioning component can further fix and limit the connecting component and is arranged on the surface of the connecting component;
an operation component, which can operate the fan guard 4, is disposed on the surface of the fan guard 4.
In this embodiment, preferably, the connection assembly includes a fixing seat 100 fixed on the surface of the centrifugal fan body 1 at equal distance with respect to the side surface of the fan protection cover 4 and a fixing groove 101 formed on the inner side of the fixing seat 100, and the two ends of the fan protection cover 4 are symmetrically fixed with fixing blocks 102, and are connected with the fixing groove 101 by means of the fixing blocks 102 in a clamping manner, so that the fan protection cover 4 can be connected with the centrifugal fan body 1.
In this embodiment, preferably, the guiding assembly includes guiding grooves 200 penetrating through both ends of the surface of the centrifugal fan body 1 at equal distances and guiding blocks 201 symmetrically fixed on the surface of the centrifugal fan body 1, and the guiding assembly can guide the fixed block 102 by sliding the guiding blocks 201 and the guiding grooves 200, and the guiding blocks 201 are slidably connected with the guiding grooves 200.
In this embodiment, preferably, the limiting component includes a limiting groove 300 formed on an inner wall of the fixing groove 101 and a built-in groove 301 formed on an end portion of the fixing block 102, and the fixing block 102 can be temporarily limited by means of the locking connection between the limiting block 302 and the limiting groove 300, so that the positioning hole 700 is aligned with the through hole 701, the limiting block 302 is disposed in the built-in groove 301, and the limiting block 302 is locked and connected with the limiting groove 300.
In this embodiment, preferably, the reset component includes a telescopic spring 400 disposed inside the built-in slot 301 and connected to the stopper 302, so as to drive the stopper 302 to reset and pop out inside the built-in slot 301.
In this embodiment, preferably, the sliding assembly includes a sliding groove 500 symmetrically formed on the inner wall of the built-in groove 301 and sliding blocks 501 symmetrically fixed on two sides of the limiting block 302, and the sliding blocks 501 are slidably connected with the sliding groove 500, so as to perform a movement guiding function on the limiting block 302, and the sliding blocks 501 are slidably connected with the sliding groove 500.
In this embodiment, preferably, the pushing component includes a through slot 600 penetrating through the inside of the limit slot 300 and an operation rod 601 disposed at the top end of the fixing base 100 and penetrating through the inside of the through slot 600 to be connected with the limit slot 300, and can slide in the inside of the through slot 600, and a push plate 602 fixedly connected with the end of the operation rod 601 is disposed in the inside of the limit slot 300, so as to push the limit block 302 to withdraw from the inside of the limit slot 300.
In this embodiment, preferably, the positioning assembly includes a positioning hole 700 formed on the surface of the fixing block 102 and a through hole 701 penetrating through the fixing groove 101, by tightening the positioning screw 702, the positioning screw 702 can rotate in the through groove 701 and position the positioning hole 700, so that the fixing block 102 is limited in the fixing groove 101, and the surface of the fixing seat 100 is provided with the positioning screw 702 screwed with the positioning hole 700 and penetrating through the inside of the through hole 701.
In this embodiment, the operation assembly preferably includes operation handles 800 symmetrically fixed to both sides of the surface of the fan guard 4, so that the fan guard 4 can be rotated.
Example 3
Referring to fig. 1, the present utility model provides a technical solution: the protection mechanism comprises a dust cover 900 sleeved at the top end of the air outlet 3 and rubber blocks 901 symmetrically fixed on the inner wall of the dust cover 900, the dust cover 900 can be sleeved at the end part of the air outlet 3 by limiting the rubber blocks 901 in an extrusion mode, an operation groove 902 is formed in the surface of the dust cover 900, and the protection cover 90 can be operated.
The working principle and the using flow of the utility model are as follows: when the fan protection cover 4 on the surface of the centrifugal fan main body 1 needs to be disassembled, the positioning screw 702 is unscrewed firstly, the end part of the positioning screw 702 is withdrawn from the inside of the positioning hole 700 and screwed into the inside of the through hole 701, the limit of the fixed block 102 is released, then the operation rod 601 is pressed, the positioning screw is slid in the inside of the through hole 600, the push plate 602 is pushed to move in the limit groove 300, meanwhile, the limit block 302 clamped in the limit groove 300 is pushed by the push plate 602 to squeeze the telescopic spring 400 to deform, the limiting block 302 is retracted in the inside of the internal groove 301, the limit block 302 withdraws from the inside of the limit groove 300, the limit of the fixed block 102 is released, the slide block 501 is driven to slide in the inside of the slide groove 500 to play a guiding role on the limit block 302, then the fan protection cover 4 is rotated on the surface of the centrifugal fan main body 1 by operating the handle 800, the fixed block 102 is driven to rotate in the inside of the fixed groove 101, meanwhile, the guide groove 200 is driven to slide in the inside of the guide block 201, the fixed block 102 is rotated out of the inside of the fixed seat 100, then the fan protection cover 4 is pulled, the fan protection cover 4 is enabled to be detached from the centrifugal fan main body 1, the air outlet 3 is required to be clamped in the air outlet 3, and the end part of the dust protection cover 900 is connected to the air inlet cover 900 through the air inlet 3, and the dust protection cover is arranged on the air inlet cover 3.
Although embodiments of the present utility model have been shown and described in detail with reference to the foregoing detailed description, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations may be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a centrifugal fan protective structure convenient to dismouting, includes centrifugal fan main part (1), centrifugal fan main part (1) bottom mounting has supporting seat (2), the top of centrifugal fan main part (1) is provided with air outlet (3), the surface of centrifugal fan main part (1) is provided with fan protection casing (4), its characterized in that: be provided with coupling mechanism between fan protection casing (4) and centrifugal fan main part (1), the top of air outlet (3) is provided with protection machanism, coupling mechanism includes:
the connecting component is arranged at the connecting part between the fan protection cover (4) and the centrifugal fan main body (1);
the guide component is arranged on the inner side between the fan protection cover (4) and the centrifugal fan main body (1);
the limiting component is arranged at the end part of the connecting component;
the reset component is arranged in the limit component;
the sliding component is arranged on the inner side of the limiting component;
a pushing assembly disposed inside the connection assembly;
the positioning component is arranged on the surface of the connecting component;
and the operation assembly is arranged on the surface of the fan protection cover (4).
2. The centrifugal fan protection structure convenient to disassemble and assemble according to claim 1, wherein: the connecting assembly comprises a fixing seat (100) and a fixing groove (101) which are fixed on the surface of the centrifugal fan main body (1) at equal intervals relative to the side face of the fan protection cover (4), wherein the fixing groove (101) is formed in the inner side of the fixing seat (100), fixing blocks (102) are symmetrically fixed at two ends of the fan protection cover (4), and the fixing blocks (102) are connected with the fixing groove (101) in a clamping mode.
3. The centrifugal fan protection structure convenient to disassemble and assemble according to claim 1, wherein: the guide assembly comprises guide grooves (200) which are formed in two ends of the surface of the centrifugal fan main body (1) in an penetrating mode at equal distances and guide blocks (201) which are symmetrically fixed on the surface of the centrifugal fan main body (1), and the guide blocks (201) are connected with the guide grooves (200) in a sliding mode.
4. The centrifugal fan protection structure convenient to disassemble and assemble according to claim 1, wherein: the limiting assembly comprises a limiting groove (300) formed in the inner wall of the fixing groove (101) and a built-in groove (301) formed in the end portion of the fixing block (102), a limiting block (302) is arranged in the built-in groove (301), and the limiting block (302) is connected with the limiting groove (300) in a clamping mode.
5. The centrifugal fan protection structure convenient to disassemble and assemble according to claim 1, wherein: the reset assembly comprises a telescopic spring (400) which is arranged in the built-in groove (301) and connected with the limiting block (302).
6. The centrifugal fan protection structure convenient to disassemble and assemble according to claim 1, wherein: the sliding assembly comprises sliding grooves (500) symmetrically formed in the inner wall of the built-in groove (301) and sliding blocks (501) symmetrically fixed on two sides of the limiting block (302), and the sliding blocks (501) are in sliding connection with the sliding grooves (500).
7. The centrifugal fan protection structure convenient to disassemble and assemble according to claim 1, wherein: the pushing assembly comprises a penetrating groove (600) penetrating the limiting groove (300) and an operating rod (601) arranged at the top end of the fixing seat (100) and penetrating through the penetrating groove (600) and connected with the limiting groove (300), and a pushing plate (602) fixedly connected with the end part of the operating rod (601) is arranged in the limiting groove (300).
8. The centrifugal fan protection structure convenient to disassemble and assemble according to claim 2, wherein: the positioning assembly comprises a positioning hole (700) formed in the surface of the fixed block (102) and a penetrating hole (701) penetrating through the fixed groove (101), and a positioning screw (702) penetrating through the penetrating hole (701) and screwed with the positioning hole (700) is arranged on the surface of the fixed seat (100).
9. The centrifugal fan protection structure convenient to disassemble and assemble according to claim 1, wherein: the operating assembly comprises operating handles (800) symmetrically fixed on two sides of the surface of the fan protection cover (4).
10. The centrifugal fan protection structure convenient to disassemble and assemble according to claim 1, wherein: the protection mechanism comprises a dust cover (900) sleeved at the top end of the air outlet (3) and rubber blocks (901) symmetrically fixed on the inner wall of the dust cover (900), and an operation groove (902) is formed in the surface of the dust cover (900).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320181315.5U CN219809182U (en) | 2023-02-10 | 2023-02-10 | Centrifugal fan protective structure convenient to dismouting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320181315.5U CN219809182U (en) | 2023-02-10 | 2023-02-10 | Centrifugal fan protective structure convenient to dismouting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219809182U true CN219809182U (en) | 2023-10-10 |
Family
ID=88211782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320181315.5U Active CN219809182U (en) | 2023-02-10 | 2023-02-10 | Centrifugal fan protective structure convenient to dismouting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219809182U (en) |
-
2023
- 2023-02-10 CN CN202320181315.5U patent/CN219809182U/en active Active
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