Fan grille with easy dismounting

Abstract

The application discloses an easy-to-assemble-and-disassemble fan mesh cover, which comprises a middle ring, a front mesh plate and a rear mesh plate, the front mesh plate and the rear mesh plate are respectively provided with mesh holes, the front mesh plate is located at the front end of the middle ring, the front mesh plate is in a detachable connection with the middle ring, the rear mesh plate is located at the rear end of the middle ring, and the rear mesh plate is in a detachable connection with the middle ring. The middle ring comprises two or more than two ring segments, each ring segment is in an arc shape, and the ring segments are connected in a head-to-tail mode to form a cylindrical shape; the front mesh plate and the rear mesh plate each comprise a middle mesh plate, a left side mesh plate and a right side mesh plate; and the middle mesh plate, the left side mesh plate and the right side mesh plate are independent of each other. The mesh cover can be divided into three components: the middle ring, the front mesh plate and the rear mesh plate. The independent middle ring, the front mesh plate and the rear mesh plate can be folded or stacked. Thus, the volume can be greatly reduced, and the space can be saved. After being disassembled, the front mesh plate and the rear mesh plate can be folded or stacked, the packaging and transportation space can be greatly saved, and the transportation cost can be greatly reduced.

Description

TECHNICAL FIELD

[0001] The present application relates to an easy-to-assemble and disassemble fan mesh cover, which is applied to a fan and belongs to the technical field of household appliances. BACKGROUND

[0002] It is known that the fan in the prior art is a household appliance that must be used in summer, and the use is seasonal. The existing social living environment space is relatively expensive, and the fan is used in summer, and is generally put away in other seasons to avoid better flexible application of more space. The rotating blade of the fan is located in the mesh cover to ensure the safety of the fan. Among the several components of the fan, the volume or size of the mesh cover is relatively large, and the volume and space occupied in the entire packaging are large, which will occupy a relatively large space in the transportation or handling of goods. The fan mesh cover is generally mainly composed of a middle ring, a cover body and the like, and the cover body is a front mesh plate or a rear mesh plate. With the development of e-commerce, how to reduce the volume occupied by the fan mesh cover in the transportation or handling of goods, facilitate transportation and reduce storage is a technical problem that must be solved by personnel in this technical field. SUMMARY

[0003] The present application needs to solve the technical problem of providing an easy-to-assemble and disassemble fan mesh cover, which can reduce the volume occupied in transportation or handling and is relatively easy to assemble and disassemble.

[0004] The present application can adopt the following technical solutions:

[0005] An easy-to-assemble and disassemble fan mesh cover, comprising a middle ring, a front mesh plate and a rear mesh plate, wherein the front mesh plate and the rear mesh plate are respectively provided with mesh holes; the front mesh plate is located at the front end of the middle ring, and the front mesh plate and the middle ring are connected in a detachable manner; the rear mesh plate is located at the rear end of the middle ring, and the rear mesh plate and the middle ring are connected in a detachable manner.

[0006] The middle ring comprises two or more ring segments, each ring segment is arc-shaped, each ring segment is connected to the tail end of the adjacent next ring segment in a detachable manner through corresponding first connecting structures and second connecting structures, the first connecting structure is close to the front part of the corresponding ring segment, and the second connecting structure is close to the rear part of the corresponding ring segment.

[0007] The front mesh plate and the rear mesh plate each respectively comprise a middle mesh plate, a left side mesh plate and a right side mesh plate; the middle mesh plate, the left side mesh plate and the right side mesh plate are independent of each other; the left side mesh plate and the right side mesh plate are respectively connected to the corresponding side edges of the middle mesh plate through splicing structures to realize detachable splicing connection, or the left side mesh plate and the right side mesh plate are respectively hinged to the corresponding side edges of the middle mesh plate through hinge structures to realize folding of the left side mesh plate and the right side mesh plate with the middle mesh plate.

[0008] The rear mesh plate is provided with a middle hole for allowing a rotating shaft of a fan head to extend into.

[0009] The application can further solve the problem by taking the following improvements:

[0010] Further improvement is that each ring segment is provided with a female buckle for connecting with the front net plate, and the front net plate is provided with a male buckle corresponding to the female buckle at the corresponding position, and the male buckle and the female buckle are connected by buckling.

[0011] Further improvement is that the front net plate is connected with the middle ring by screws, and the rear net plate is connected with the middle ring by screws.

[0012] Further improvement is that the straight line AL is a straight line on which the edge of the left side net plate of the front net plate is located, the straight line BL is a straight line on which the edge of the left side net plate of the rear net plate is located, and the straight line AL is perpendicular to the straight line BL.

[0013] Further improvement is that the first connecting structure includes an upper insertion column and an upper insertion hole, the upper insertion column is arranged at the front position of the head end of the ring segment, the upper insertion hole is arranged at the corresponding position of the rear end of the next ring segment, and the upper insertion column is inserted into the upper insertion hole; the second connecting structure includes a lower insertion column and a lower insertion hole, the lower insertion column is arranged at the rear position of the head end of the ring segment, the lower insertion hole is arranged at the corresponding position of the rear end of the next ring segment, the lower insertion column is inserted into the lower insertion hole, and the lower end of the lower insertion column penetrates out of the lower insertion hole.

[0014] The lower insertion column is arranged on a connecting strip arranged at the rear position of the head end of the ring segment.

[0015] The rear net plate is provided with a positioning hole at the corresponding position of the lower end of the lower insertion column, and the lower end of the lower insertion column is inserted into the positioning hole.

[0016] Further improvement is that the first connecting structure includes an upper insertion column and an upper insertion hole, the upper insertion column is arranged at the front position of the head end of the ring segment, the upper insertion hole is arranged at the corresponding position of the rear end of the next ring segment, and the upper insertion column is inserted into the upper insertion hole; the second connecting structure includes a lower insertion column and a lower insertion hole, the lower insertion hole is arranged at the rear position of the head end of the ring segment, the lower insertion column is arranged at the corresponding position of the rear end of the next ring segment, the lower insertion column is inserted into the lower insertion hole, and the lower end of the lower insertion column penetrates out of the lower insertion hole.

[0017] The lower insertion column is arranged on the free end of an extension arranged at the rear position of the rear end of the next ring segment, and the extension extends out in the direction of the head end of the corresponding ring segment.

[0018] The rear net plate is provided with a positioning hole at the corresponding position of the lower end of the lower insertion column, and the lower end of the lower insertion column is inserted into the positioning hole.

[0019] Further improvement is that the splicing structure comprises a clamping groove and an inlaying piece for inlaying into the clamping groove, the clamping groove is arranged at the corresponding edge of the left side net plate and the right side net plate, and the inlaying piece is arranged at the corresponding edge of the middle net plate.

[0020] Further improvement is that the hinge structure comprises a base and a connecting seat, the top of the base is hinged to the top of the connecting seat, the base is arranged at the corresponding edge of the left side net plate and the right side net plate, and the connecting seat is arranged at the corresponding edge of the middle net plate.

[0021] Further improvement is that the hinge structure comprises a base and a connecting seat, the top of the base is hinged to the top of the connecting seat, the base is arranged at the corresponding edge of the left side net plate and the right side net plate, and the connecting seat is arranged at the corresponding edge of the middle net plate.

[0022] Further improvement is that the base is provided with a horizontal extension part at the top thereof in the direction of the corresponding connecting seat, a hinge shaft is arranged on the extension part, the connecting seat is provided with an inlaying groove at the top thereof, and the hinge shaft is inlaid into the inlaying groove to realize the hinge connection.

[0023] The above technical scheme has the following technical effects:

[0024] 1. The net cover can be divided into three parts: a middle ring, a front net plate and a rear net plate. The independent middle ring, front net plate and rear net plate can be folded or stacked. Thus, the volume can be greatly reduced, and the space can be saved. After being divided, the folding or stacking can greatly save the packaging and transportation space, and the transportation cost can be greatly reduced.

[0025] 2. The fan is used seasonally. In the season when the fan is not used, the net cover can be greatly reduced in the occupied space and is convenient to store and save.

[0026] 3. The middle ring, the front net plate and the rear net plate in the application are convenient to assemble and disassemble. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 It is a structure schematic view of the net cover.

[0028] Figure 2 It is a structure schematic view of the front net plate.

[0029] Figure 3 It is a structure schematic view of the front net plate in a folded state.

[0030] Figure 4 is Figure 3 A schematic view of the enlarged view of A in FIG.

[0031] Figure 5 is a schematic view of the inner surface structure of the front screen plate of the present application.

[0032] Figure 6 is Figure 5 A schematic view of the enlarged view of B in FIG.

[0033] Figure 7 is Figure 5 A schematic view of the enlarged view of C in FIG.

[0034] Figure 8 is Figure 5 A schematic view of the enlarged view of D in FIG.

[0035] Figure 9 is a schematic view of the inner surface structure of the rear screen plate of the present application.

[0036] Figure 10 is Figure 9 A schematic view of the enlarged view of E in FIG.

[0037] Figure 11 is Figure 9 A schematic view of the enlarged view of F in FIG.

[0038] Figure 12 is Figure 9 A schematic view of the enlarged view of G in FIG.

[0039] Figure 13 is a schematic view of the structure of the rear screen plate of the present application in the folded state.

[0040] Figure 14 is Figure 13 A schematic view of the enlarged view of H in FIG.

[0041] Figure 15 is a schematic view of the structure of one embodiment of the ring of the present application.

[0042] Figure 16 is Figure 15 A schematic view of the enlarged view of A1 in FIG.

[0043] Figure 17 is Figure 15 A schematic view of the enlarged view of B1 in FIG.

[0044] Figure 18 is Figure 15 A schematic view of the enlarged view of C1 in FIG.

[0045] Figure 19 is Figure 15 A schematic view of the enlarged view of D1 in FIG.

[0046] Figure 20 This is a folded schematic diagram of one embodiment of the circle in this invention.

[0047] Figure 21 This is an exploded view of another type of mesh cover according to the present invention.

[0048] Figure 22 This is an exploded view of another front mesh structure of the present invention.

[0049] Figure 23 This is an exploded view of another rear mesh structure of the present invention.

[0050] Figure 24 This is an exploded view of another middle ring structural component of the present invention.

[0051] Figure 25 This is a schematic diagram showing the connection between two adjacent segments of the center circle. Detailed Implementation

[0052] The present invention will now be described in detail with reference to specific embodiments.

[0053] Example 1: As Figures 1 to 20 As shown, an easy-to-install and detachable fan guard includes a middle ring 100, a front grille 200, and a rear grille 300. The front grille and the rear grille are respectively provided with mesh holes. The front grille is located at the front end of the middle ring and is detachably connected to the middle ring. The rear grille is located at the rear end of the middle ring and is detachably connected to the middle ring.

[0054] like Figures 15 to 20 As shown, the middle ring comprises two or more segments; in this example, there are four segments. Each segment 01 is arc-shaped, and the curvature of each segment is equal. For design purposes, the number of segments can also be three, two, five, etc. The segments are joined end-to-end to form a cylindrical shape. The beginning 011 of each segment is detachably connected to the end 012 of the next adjacent segment via corresponding first and second connecting structures. The first connecting structure is located near the front of the corresponding segment, and the second connecting structure is located near the rear of the corresponding segment.

[0055] The first connecting structure includes an upper insertion post 02 and an upper insertion hole 03. The upper insertion post is located at the front of the first end of the loop segment, and the upper insertion hole is located at the corresponding front of the tail end of the next loop segment. The upper insertion post is inserted into the upper insertion hole. The second connecting structure includes a lower insertion post 04 and a lower insertion hole 05. The lower insertion post is located at the rear of the first end of the loop segment, and the lower insertion hole is located at the corresponding rear of the tail end of the next loop segment. The lower insertion post is inserted into the lower insertion hole, and the lower end of the lower insertion post protrudes out of the lower insertion hole.

[0056] The lower insertion post is located on the connecting strip 06, which is located at the rear of the beginning of the ring segment.

[0057] The rear net plate 300 is provided with a positioning hole at the lower end of the lower insertion column (as shown in Figure 11 The lower end of the lower insertion column is inserted into the positioning hole. This can achieve compact and simple structure. The lower insertion column has a positioning function in addition to a connecting function.

[0058] The front net plate (as shown in Figures 2 to 8 The rear net plate (as shown in Figures 9 to 14 The front net plate and the rear net plate each include a middle net plate, a left side net plate, and a right side net plate. The middle net plate, the left side net plate, and the right side net plate are independent of each other. The left side net plate and the right side net plate are hingedly connected to the corresponding side edges of the middle net plate through a hinge structure to achieve folding of the left side net plate and the right side net plate with the middle net plate.

[0059] In this example, the hinge structure includes a base 4 and a connecting seat 5. The top of the base is hingedly connected to the top of the connecting seat. The connecting seat 5 is arranged on the corresponding edges of the left side net plate and the right side net plate. The connecting seat 5 is arranged on the inner surface of the left side net plate and the inner surface of the right side net plate. The base 4 is arranged on the corresponding edges of the middle net plate. The base is arranged on the inner surface of the middle net plate.

[0060] Of course, the base can also be arranged on the corresponding edges of the left side net plate and the right side net plate. The base is arranged on the inner surface of the left side net plate and the inner surface of the right side net plate. The connecting seat is arranged on the corresponding edges of the middle net plate. The connecting seat is arranged on the inner surface of the middle net plate.

[0061] As shown in Figure 4 The top of the base 4 is provided with a horizontal extension 42 in the direction of the corresponding connecting seat. The extension is provided with a hinge shaft 41. The top of the connecting seat 5 is provided with an inlaid groove 51. The hinge shaft is inlaid in the inlaid groove to achieve hinging.

[0062] The middle net plate, the left side net plate, and the right side net plate each have a net.

[0063] The middle net plate, the left side net plate, and the right side net plate are spliced together to form a circular shape.

[0064] The rear net plate is provided with a middle hole for the shaft of the fan head to extend into.

[0065] Each ring segment is provided with a female buckle position (as shown in Figure 19 The front net plate is provided with a corresponding male buckle (as shown in Figure 7 The male buckle and the female buckle position are connected through buckling. This kind of connection structure is convenient to install.

[0066] The front net plate is connected to the middle ring through a screw, for example, through a screw column arranged on the front net plate (as shown in Figure 8 and a screw column arranged on the middle ring (as shown in Figure 18 The rear net plate is connected to the middle ring through a screw, for example, through a screw column arranged on the middle ring (as shown inFigure 16 The screw holes shown are located on the rear mesh panel as follows Figure 12 The screw holes are shown.

[0067] Working principle: In packaging, the mesh cover can be disassembled into three main parts: the middle ring, the front mesh panel, and the rear mesh panel. Each of these components can be folded, as shown below. Figure 3 , Figure 13 , Figure 20 As shown. This greatly reduces volume and saves space. 1. Folding or stacking after disassembly can significantly save packaging and transportation space, greatly reducing transportation costs; 2. Fan use is seasonal. During seasons when it is not needed, disassembling and storing can also significantly reduce the space occupied and make it easier to store and preserve.

[0068] Example 2: As Figures 21 to 25 As shown, the features of this example are: the front mesh panel 200 and the rear mesh panel 300 each include a middle mesh panel 1, a left mesh panel 2, and a right mesh panel 3; the middle mesh panel, the left mesh panel, and the right mesh panel are independent; the left mesh panel and the right mesh panel are connected to the corresponding side edges of the middle mesh panel through a splicing structure to achieve a detachable splicing connection.

[0069] The splicing structure includes a slot 600 and an insert 700 for embedding into the slot 600. The slot is located at the corresponding edges of the left and right mesh panels, and the insert is located at the corresponding edge of the middle mesh panel; alternatively, the insert is located at the corresponding edges of the left and right mesh panels, and the slot is located at the corresponding edge of the middle mesh panel. Using this splicing structure, the middle mesh panel 1, left mesh panel 2, and right mesh panel 3 can be disassembled and stacked together, saving space in packaging.

[0070] The middle ring 100 consists of four segments. Each segment 01 is arc-shaped, and the curvature of each segment is equal. For design purposes, the number of segments can also be three, two, five, etc. The segments are joined end-to-end to form a cylindrical shape. The beginning 011 of each segment is detachably connected to the end 012 of the next adjacent segment via corresponding first and second connecting structures. The first connecting structure is located near the front of the corresponding segment, and the second connecting structure is located near the rear of the corresponding segment.

[0071] The first connecting structure includes an upper insertion post 02 and an upper insertion hole 03. The upper insertion post is located at the front of the first end 011 of the loop segment, and the upper insertion hole is located at the corresponding front of the tail end 012 of the next loop segment. The upper insertion post is inserted into the upper insertion hole. The second connecting structure includes a lower insertion post 04 and a lower insertion hole 05. The lower insertion hole is located at the rear of the first end of the loop segment, and the lower insertion post is located at the corresponding rear of the tail end of the next loop segment. The lower insertion post 04 is inserted into the lower insertion hole 05, and the lower end of the lower insertion post protrudes out of the lower insertion hole.

[0072] The lower inserting column is arranged on the free end of the extension part 07, and the extension part is arranged at the rear position of the tail end 012 of the next ring segment, and the extension part extends to the direction of the head end of the corresponding ring segment.

[0073] After the middle ring is disassembled, the ring segments can be stacked together, thereby saving space and volume.

[0074] The rear net plate 300 is provided with a positioning hole at the corresponding position of the lower end of the lower inserting column, and the lower end of the lower inserting column is inserted into the positioning hole. In this way, the structure is compact and simple. The lower inserting column has a positioning function in addition to the connecting function.

[0075] The straight line AL is a straight line where the edge of the front net plate close to the left side net plate of the front net plate is located, and the straight line BL is a straight line where the edge of the rear net plate close to the left side net plate of the rear net plate is located, and the straight line AL is perpendicular to the straight line BL. This structure makes the connecting seams of the inner plates of the front net plate and the connecting seams of the inner plates of the rear net plate cross each other, thereby ensuring the stability and firmness of the structure of the net cover. The rest is the same as in Embodiment 1.

[0076] In this embodiment, the hinge structure comprises a base and a connecting seat, the top of the base is hingedly connected to the top of the connecting seat; the base is arranged at the corresponding edge of the left side net plate and the right side net plate, and the connecting seat is arranged at the corresponding edge of the middle net plate; or, the connecting seat is arranged at the corresponding edge of the left side net plate and the right side net plate, and the base is arranged at the corresponding edge of the middle net plate.

[0077] The top of the base is provided with a horizontal extension part in the direction of the corresponding connecting seat, and a hinge shaft is arranged on the extension part; the top of the connecting seat is provided with an inlay groove, and the hinge shaft is inlaid in the inlay groove to realize the hinge connection. The rest is the same as in Embodiment 1.

[0078] The above only describes the preferred embodiments of the present application and is not intended to limit the present application. Any modification, equivalent replacement and improvement within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. An easily detachable fan guard, characterized in that: It includes a middle ring, a front mesh plate, and a rear mesh plate, with mesh holes on the front and rear mesh plates respectively; the front mesh plate is located at the front end of the middle ring and can be detached from the middle ring; the rear mesh plate is located at the rear end of the middle ring and can be detached from the middle ring. The middle ring includes two or more segments, each segment is arc-shaped, and the segments are joined end to end to form a cylindrical shape. The beginning of each segment is detachably connected to the end of the next adjacent segment through a corresponding first connecting structure and a second connecting structure. The first connecting structure is located near the front of the corresponding segment, and the second connecting structure is located near the rear of the corresponding segment. The front and rear mesh panels each include a middle mesh panel, a left mesh panel, and a right mesh panel; the middle mesh panel, left mesh panel, and right mesh panel are independent; the left mesh panel and right mesh panel are respectively connected to the corresponding side edges of the middle mesh panel through a splicing structure to achieve detachable splicing connection, or the left mesh panel and right mesh panel are respectively connected to the corresponding side edges of the middle mesh panel through a hinge structure to achieve folding of the left mesh panel, right mesh panel, and middle mesh panel; The rear mesh plate has a central hole for the fan head shaft to extend into; Each segment is provided with a female buckle for connecting with the front mesh plate, and the front mesh plate is provided with a male buckle corresponding to the female buckle at the corresponding position, and the male buckle and the female buckle are fastened together. The front mesh panel is connected to the center ring with screws; the rear mesh panel is connected to the center ring with screws. Line AL is the line containing the edge of the left side of the front mesh plate, which is closer to the front mesh plate. Line BL is the line containing the edge of the left side of the rear mesh plate, which is closer to the rear mesh plate. Line AL is perpendicular to line BL.

2. The easily detachable fan guard according to claim 1, characterized in that: The first connecting structure includes an upper insert post and an upper insert hole. The upper insert post is located at the front of the first end of the loop segment, and the upper insert hole is located at the corresponding front of the tail end of the next loop segment. The upper insert post is inserted into the upper insert hole. The second connecting structure includes a lower insert post and a lower insert hole. The lower insert post is located at the rear of the first end of the loop segment, and the lower insert hole is located at the corresponding rear of the tail end of the next loop segment. The lower insert post is inserted into the lower insert hole, and the lower end of the lower insert post protrudes out of the lower insert hole. The lower insertion post is located on the connecting strip, which is located at the rear of the first end of the ring segment; The rear mesh plate has a positioning hole at the corresponding position of the lower end of the lower insertion post, and the lower end of the lower insertion post is inserted into the positioning hole.

3. The easily detachable fan guard according to claim 1, characterized in that: The first connecting structure includes an upper insert post and an upper insert hole. The upper insert post is located at the front of the first end of the loop segment, and the upper insert hole is located at the corresponding front of the tail end of the next loop segment. The upper insert post is inserted into the upper insert hole. The second connecting structure includes a lower insert post and a lower insert hole. The lower insert hole is located at the rear of the first end of the loop segment, and the lower insert post is located at the corresponding rear of the tail end of the next loop segment. The lower insert post is inserted into the lower insert hole, and the lower end of the lower insert post protrudes out of the lower insert hole. The lower insertion post is located on the free end of the extension, which is located at the rear end of the next loop segment and extends toward the beginning of the corresponding loop segment. The rear mesh plate has a positioning hole at the corresponding position of the lower end of the lower insertion post, and the lower end of the lower insertion post is inserted into the positioning hole.

4. The easily detachable fan guard according to claim 1, characterized in that: The splicing structure includes a slot and an insert for embedding into the slot. The slot is located on the corresponding edge of the left and right mesh panels, and the insert is located on the corresponding edge of the middle mesh panel; or, the insert is located on the corresponding edge of the left and right mesh panels, and the slot is located on the corresponding edge of the middle mesh panel.

5. The easily detachable fan guard according to claim 1, characterized in that: The hinge structure includes a base and a connecting seat, with the top of the base hinged to the top of the connecting seat; the base is located at the corresponding edge of the left and right mesh panels, and the connecting seat is located at the corresponding edge of the middle mesh panel; or, the connecting seat is located at the corresponding edge of the left and right mesh panels, and the base is located at the corresponding edge of the middle mesh panel.

6. The fan guard body according to claim 1, characterized in that: The hinge structure includes a base and a connecting seat, with the top of the base hinged to the top of the connecting seat; the base is located on the corresponding edges of the left and right mesh panels, and the base is located on the inner surface of the left and right mesh panels, while the connecting seat is located on the corresponding edge of the middle mesh panel, and the connecting seat is located on the inner surface of the middle mesh panel; or, the connecting seat is located on the corresponding edges of the left and right mesh panels, and the connecting seat is located on the inner surface of the left and right mesh panels, while the base is located on the corresponding edge of the middle mesh panel, and the base is located on the inner surface of the middle mesh panel.

7. The fan guard body according to claim 5 or 6, characterized in that: The base has a horizontal extension at its top towards the corresponding connecting seat, and a hinge shaft is provided on the extension. The connecting seat has an inlay groove at its top, and the hinge shaft is inlaid in the inlay groove to achieve hinge connection.

Images