CN214304458U - Screen panel assembly structure and fan - Google Patents

Abstract

The utility model discloses a screen panel assembly structure and fan, screen panel assembly structure includes main part and connecting piece, a main part, be equipped with first joint portion and spout on one of connecting piece, be equipped with second joint portion and slider on another, spout and slider sliding fit, make main part and connecting piece rotate relatively, the main part has relative connecting piece pivoted first rotational position and second rotational position, when the main part is located first rotational position, the slider is located the one end of spout and can breaks away from the spout, when the main part is located second rotational position, the slider is located the other end of spout, first joint portion and second joint portion joint. Above-mentioned screen panel assembly structure, when the relative connecting piece of main part rotates to the second rotational position, first joint portion and second joint portion joint make main part and connecting piece fixed, and the relative connecting piece of main part rotates to first rotational position, and main part and connecting piece can break away from, and assembly and dismantlement operation are all comparatively simple, convenient.

Description

Screen panel assembly structure and fan

Technical Field

The utility model relates to a fan technical field especially relates to a screen panel assembly structure and fan.

Background

In the assembling process of the electric fan, the common assembling mode of the rear mesh enclosure and the machine head is as follows: the rear net and the cover cap are pre-tightened and fixed, namely the rear net and the cover cap are matched with the head part of the fan through the screw thread of the part and the knob of the net cover; or the rear mesh enclosure and the machine head are fixed through screws. However, the installation process is more, the number of parts is more, and the assembly difficulty is high in an assembly mode that the parts are in threaded fit with the mesh enclosure; the screen cover fixed by the screws is complex to mount and dismount, and inconvenience is brought to assembly and dismounting of users.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model discloses lie in overcoming the screen panel mounting means of current fan and having the inconvenient problem of installing and removing, provide a screen panel assembly structure and fan of installing and removing convenience.

The technical scheme is as follows:

the utility model provides a screen panel assembly structure, includes main part and connecting piece, the main part be equipped with first joint portion and spout on one of the connecting piece, be equipped with second joint portion and slider on another, the spout with slider sliding fit makes the main part with the connecting piece can rotate relatively, the main part has relatively connecting piece pivoted first rotational position and second rotational position work as the main part is located during first rotational position, the slider is located the one end of spout can break away from the spout, works as the main part is located during the second rotational position, the slider is located the other end of spout, first joint portion with second joint portion joint.

Above-mentioned screen panel assembly structure, when assembling main part and connecting piece, the accessible slider gets into in the spout and slides along the spout, make the relative rotation of main part and connecting piece, when the relative connecting piece of main part rotates to the second rotational position, first joint portion and second joint portion joint, it is fixed to make main part and connecting piece, and when needing to unpack main part and connecting piece apart, can unpack first joint portion and second joint portion apart, it rotates to first rotational position to make the relative connecting piece of main part, main part and connecting piece can break away from this moment, therefore above-mentioned screen panel assembly structure need not to use other parts can accomplish the equipment fixed, and assembly and dismantlement operation are all comparatively simple, and convenient.

In one embodiment, one of the first clamping portion and the second clamping portion is an elastic member, the other is a blocking portion, the direction of the main body from the first rotating position to the second rotating position is an assembling direction, when the main body is located at the first rotating position, the elastic member is located on one side of the blocking portion, when the main body is located between the first rotating position and the second rotating position, the elastic member is abutted to the blocking portion and is extruded by the blocking portion, and when the main body is located at the second rotating position, the elastic member is located on the other side of the blocking portion.

In one embodiment, the elastic member includes a bendable portion and a protruding portion, the bendable portion is connected to the main body, the bendable portion is capable of elastically deforming, when the main body is assembled with the connecting member, the protruding portion is disposed on a side of the bendable portion close to the blocking portion, and the protruding portion is used for abutting against the blocking portion.

In one embodiment, the protruding portion includes a first abutment surface for abutting against the stopper portion, and a distance between the first abutment surface and a rotation center axis of the main body is gradually reduced in the fitting direction.

In one embodiment, a first yielding port is formed in the main body, the elastic piece is arranged in the first yielding port, one end of the bendable portion is connected with the main body, and the other end of the bendable portion and the protruding portion are arranged at intervals with the inner wall of the first yielding port.

In one embodiment, the elastic member is provided with an operating part, and the operating part is arranged on one side of the main body away from the connecting member.

In one embodiment, the blocking portion includes a second abutting surface for abutting against the elastic member, the main body is configured to rotate relative to a center line of the connecting member, and when the main body is assembled with the connecting member, a distance between the second abutting surface and the center line of the connecting member gradually increases along the assembling direction.

In one embodiment, the blocking part is arranged on the connecting piece, the connecting piece is further provided with a guide part, the guide part and the blocking part are sequentially arranged along the assembling direction, and the distance between the guide part and the center line of the connecting piece is greater than or equal to the maximum distance between the second abutting surface and the center line of the connecting piece.

In one embodiment, the guide part and the blocking part are connected to form a limiting body, the limiting body is arranged on one side, close to the main body, of the connecting piece, and the height of the limiting body relative to the connecting piece is gradually reduced along the assembling direction.

In one embodiment, one end of the sliding groove is provided with a first gear portion, and when the sliding piece is located in the sliding groove and is in contact with the first gear portion, the main body is located at the second rotating position.

In one embodiment, the connecting member is provided with a matching portion, an end portion of the matching portion is bent to one side of the matching portion to form a second stopping portion, the matching portion and the connecting member enclose the sliding groove, the sliding member is provided on the main body, and when the main body is located at the second rotating position, the sliding member is located in the sliding groove and located between the connecting member and the second stopping portion.

In one embodiment, the first end of the sliding part is connected with the main body, the second end of the sliding part is bent towards one side of the sliding part and is arranged at an interval with the main body, the second end of the sliding part is in sliding fit with the sliding groove, the main body is provided with an observation port, and the observation port is arranged on one side, away from the connecting piece, of the second end of the sliding part.

In one embodiment, the first clamping portion and/or the sliding groove are/is provided in a plurality, the first clamping portion and the second clamping portion are correspondingly arranged, the sliding groove and the sliding part are correspondingly arranged, and the first clamping portion and the sliding groove are sequentially arranged along the rotation direction of the main body relative to the connecting piece.

In one embodiment, the main body is provided with a first positioning portion, the connecting member is provided with a second positioning portion, and when the main body is located at the second rotating position, the first positioning portion and the second positioning portion are correspondingly arranged.

In one embodiment, the main body is provided with a second yielding port, the connecting piece is provided with a plurality of positioning parts, when the main body is assembled with the connecting piece, the positioning parts penetrate through the second yielding port, and two positioning parts are respectively arranged on two inner walls on two opposite sides of the second yielding port.

A fan comprising a screen mounting structure as claimed in any one of the preceding claims.

Above-mentioned fan, when assembling main part and connecting piece, accessible slider gets into in the spout and slides along the spout, make the relative rotation of main part and connecting piece, when the relative connecting piece of main part rotates to the second rotational position, first joint portion and second joint portion joint, it is fixed to make main part and connecting piece, and when needing to unpack main part and connecting piece apart, can unpack first joint portion and second joint portion apart, it rotates to first rotational position to make the relative connecting piece of main part, main part and connecting piece can break away from this moment, consequently above-mentioned fan need not to use other parts can accomplish the equipment fixed, and assembly and dismantlement operation are all comparatively simple, and convenient.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification.

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is an exploded view of a mesh enclosure assembly according to an embodiment of the present invention;

fig. 2 is a partial assembly view of the body of the embodiment of the present invention rotated to a second rotational position relative to the connecting member;

fig. 3 is an oblique view of the main body according to the embodiment of the present invention;

FIG. 4 is an enlarged schematic view at A in FIG. 3;

fig. 5 is an oblique view of a connector according to an embodiment of the present invention;

fig. 6 is a schematic view illustrating the positions of the elastic member and the blocking portion when the main body is located between the first rotational position and the second rotational position according to the embodiment of the present invention;

fig. 7 is a schematic diagram illustrating positions of the elastic member and the blocking portion when the main body is located at the second rotation position according to the embodiment of the present invention.

Description of reference numerals:

100. the main body, 101, first give way the position mouth, 102, viewing aperture, 103, second give way the position mouth, 110, second joint portion, 111, elastic component, 111a, bendable portion, 111b, bulge, 111c, first butt surface, 112, operation portion, 120, slider, 121, second end, 130, first alignment portion, 200, connecting piece, 201, spout, 210, first joint portion, 211, stop portion, 211a, second butt surface, 212, guide portion, 220, spacing body, 230, first stop portion, 240, cooperation portion, 241, second stop portion, 250, second alignment portion, 260, positioning portion, 10, rotation center pin.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

As shown in fig. 1 to 5, an embodiment discloses a mesh enclosure assembling structure, including a main body 100 and a connecting member 200, one of the main body 100 and the connecting member 200 is provided with a first clamping portion 210 and a sliding groove 201, and the other is provided with a second clamping portion 110 and a sliding member 120, the sliding groove 201 is in sliding fit with the sliding member 120, so that the main body 100 and the connecting member 200 can rotate relatively, the main body 100 has a first rotating position and a second rotating position rotating relative to the connecting member 200, when the main body 100 is located at the first rotating position, the sliding member 120 is located at one end of the sliding groove 201 and can be separated from the sliding groove 201, when the main body 100 is located at the second rotating position, the sliding member 120 is located at the other end of the sliding groove 201, and the first clamping portion 210 is clamped with the second clamping portion 110.

Above-mentioned screen panel assembly structure, when assembling main part 100 and connecting piece 200, accessible slider 120 gets into in the spout 201 and slides along spout 201, make the relative rotation of main part 100 and connecting piece 200, when main part 100 rotates to the second rotational position relative to connecting piece 200, first joint portion 210 and second joint portion 110 joint, make main part 100 and connecting piece 200 fixed, and when needing to unpack main part 100 and connecting piece 200 apart, can unpack first joint portion 210 and second joint portion 110 apart, make main part 100 rotate to first rotational position relative to connecting piece 200, main part 100 and connecting piece 200 can break away from this moment, therefore above-mentioned screen panel assembly structure need not to use other parts can accomplish the equipment fixed, and assembly and dismantlement operation are all comparatively simple, it is convenient.

In addition, the main body 100 and the connecting piece 200 can be fixed only by rotating the main body 100 relative to the connecting piece 200 from the first rotating position to the second rotating position, so the main body 100 and the connecting piece 200 cannot be installed reversely or wrongly.

During the assembly process, the relative rotation between the main body 100 and the connecting member 200 may be that the main body 100 is stationary and the connecting member 200 rotates; or the connecting member 200 is stationary and the main body 100 is rotated; or both the main body 100 and the connecting member 200 rotate, the main body 100 has two positions, i.e., the first rotating position and the second rotating position, which are referred to by the connecting member 200 in the present application, and does not mean that only the main body 100 rotates.

The direction of the rotation of the main body 100 from the first rotation position to the second rotation position with respect to the link 200 is the direction a in fig. 2.

In this embodiment, the main body 100 is a mesh enclosure of a fan, and the connector 200 is a part of a machine head or a machine head for assembling with a rear mesh enclosure. In other embodiments, the main body 100 and the connecting member 200 may have other structures that require connection.

In one embodiment, as shown in fig. 2, 6 and 7, one of the first and second engaging portions 210 and 110 is an elastic member 111, the other is a blocking portion 211, a direction of the main body 100 rotating from the first rotating position to the second rotating position is an assembling direction, when the main body 100 is located at the first rotating position, the elastic member 111 is disposed on one side of the blocking portion 211, when the main body 100 is located between the first rotating position and the second rotating position, the elastic member 111 abuts against the blocking portion 211 and is pressed by the blocking portion 211, and when the main body 100 is located at the second rotating position, the elastic member 111 is disposed on the other side of the blocking portion 211. As shown in fig. 6, when the main body 100 rotates from the first rotational position to the second rotational position, the elastic member 111 is pressed by the blocking portion 211 and elastically deforms, so that the elastic member 111 can pass through the position of the blocking portion 211, until as shown in fig. 7, when the main body 100 is located at the second rotational position, the elastic member 111 moves from one side of the blocking portion 211 to the other side of the blocking portion 211, at this time, the elastic member 111 is limited by the blocking member, and the main body 100 cannot rotate from the second rotational position to the first rotational position without external force, so that the main body 100 cannot be separated from the connecting member 200, so that the main body 100 and the connecting member 200 are relatively fixed, and the fixing effect is stable, and at the same time, by applying force to the elastic member 111, the elastic member 111 deforms and allows the main body 100 to pass through the position of the blocking member, the main body 100 can rotate from the second rotational position to the first rotational position, at this time, the main body 100 is separated from the connecting member 200, with the structure, the main body 100 and the connecting piece 200 can be assembled and disassembled easily, and the relative positions of the first clamping portion 210 and the second clamping portion 110 can be used for observing whether the assembling is in place, so that the structural stability after the assembling can be ensured.

Alternatively, the direction of the main body 100 rotating from the first rotation position to the second rotation position is an assembly direction, which is the direction a shown in fig. 2, 6 and 7, since the parts on the connecting member 200 also need to be arranged correspondingly when the connecting member 200 is assembled with the main body 100, and the connecting member 200 is used as a reference, the position and shape description of the parts on the connecting member 200 also uses the assembly direction as a direction reference, and the assembly direction is only a direction description.

In other embodiments, a clamping groove is formed in the first clamping portion 210, a spring and a collision bead are arranged on the second clamping portion 110, a mounting groove is formed in the second clamping portion 110, the spring is arranged in the mounting groove, a part of the collision bead is arranged in the mounting groove, the collision bead is abutted against one end of the spring, when the collision bead is touched by other parts of the first clamping portion 210, the spring is pressed, the collision bead can be retracted into the mounting groove, when the main body 100 is located at the second rotating position, the collision bead is moved to a position corresponding to the clamping groove, the spring is restored, the collision bead is made to extend out of the mounting groove again and is clamped into the clamping groove, and clamping matching between the first clamping portion 210 and the second clamping portion 110 can be achieved.

In one embodiment, as shown in fig. 4 and 6, the elastic element 111 includes a bendable portion 111a and a protruding portion 111b, the bendable portion 111a is connected to the main body 100, the bendable portion 111a can be elastically deformed, when the main body 100 is assembled with the connecting element 200, the protruding portion 111b is disposed on a side of the bendable portion 111a close to the stopper 211, and the protruding portion 111b is configured to abut against the stopper 211. When the connecting member 200 is elastically deformed by the protrusion 111b being pressed during assembly, the force applied to the connecting member 200 is transmitted to the main body 100, and the direction of the force applied to the main body 100 is a direction toward the middle of the main body 100 or a direction toward the outer side of the main body 100, rather than a direction away from the connecting member 200, and can match the sliding fit of the sliding member 120 and the sliding groove 201.

In one embodiment, as shown in fig. 4 and 7, the protrusion 111b includes a first abutment surface 111c, the first abutment surface 111c is configured to abut against the stopper 211, and a distance between the first abutment surface 111c and the rotation center axis 10 of the main body 100 is gradually reduced along the assembling direction. At this time, as the main body 100 rotates in the assembling direction, the elastic member 111 is continuously bent toward the rotation center axis 10 of the main body 100 by the abutment of the first abutment surface 111c and the stopper 211 until the protrusion 111b rotates past the stopper 211, and the elastic member 111 is restored, so that the stopper 211 can prevent the protrusion 111b from rotating in the direction opposite to the assembling direction, thereby ensuring the assembling fixation of the main body 100 and the connector 200.

As shown in fig. 7, the distance between the first abutment surface 111c and the rotation center axis 10 of the main body 100 is gradually reduced in the fitting direction, i.e., the direction a, as compared with the circumference R1.

In addition, in the above case, as shown in fig. 6, when the main body 100 is assembled with the connection member 200, the elastic member 111 is located inside the stopper 211, and in other embodiments, when the main body 100 is assembled with the connection member 200, the elastic member 111 may also be located outside the stopper 211. The "inner side" is a side of the stopper 211 closer to the rotation center axis 10 of the main body 100, and the "outer side" is a side of the stopper 211 farther from the rotation center axis 10 of the main body 100.

Optionally, the protruding portion 111b further includes a blocking surface, the blocking surface is disposed adjacent to the first abutting surface 111c, when the main body 100 is located at the second rotation position, the blocking surface is disposed opposite to the blocking portion 211, the blocking surface is a plane and is disposed coplanar with the rotation central axis 10 of the main body 100, at this time, if the main body 100 has a tendency of rotating in a direction opposite to the assembling direction, the blocking surface may abut against the blocking portion 211, so that the protruding portion 111b cannot move to the other side of the blocking portion 211, and stability of the main body 100 and the connecting member 200 after assembling is ensured.

In one embodiment, as shown in fig. 2 and 4, the main body 100 is provided with a first relief opening 101, the elastic element 111 is disposed in the first relief opening 101, one end of the bendable portion 111a is connected to the main body 100, and the other end of the bendable portion 111a and the protruding portion 111b are disposed at an interval from an inner wall of the first relief opening 101. First let position mouth 101 can carry on spacingly to elastic deformation of elastic component 111, prevent that its deformation is too big to lead to damaging, elastic component 111 locates first when letting in position mouth 101 simultaneously, compare in the elastic component 111 directly locate the one side that main part 100 is close to connecting piece 200, can reduce and occupy the space between main part 100 and the connecting piece 200, it is littleer to make main part 100 and connecting piece 200 assembly back interval, the assembly is inseparabler, also can observe whether bulge 111b targets in place with the block part 211 joint through first letting position mouth 101, guarantee that assembly back stability is better, be difficult for breaking away from.

In one embodiment, as shown in fig. 1, 3 and 4, the elastic member 111 is provided with an operating portion 112, and the operating portion 112 is disposed on a side of the main body 100 away from the connecting member 200. The operating portion 112 can apply force to the elastic member 111, so that the elastic member 111 can be bent and pass through the blocking portion 211, the main body 100 can be rotated from the second rotation position to the first rotation position relative to the connecting member 200, so as to separate the main body 100 and the connecting member 200, and the operating portion 112 is located on one side of the main body 100 away from the connecting member 200, so as to facilitate the application of force to the operating portion 112.

In other embodiments, if the first relief opening 101 and the elastic element 111 are located on the connecting element 200, the operating portion 112 is located on a side of the connecting element 200 away from the main body 100.

In one embodiment, as shown in fig. 5 to 7, the stopper 211 includes a second abutment surface 211a for abutment with the elastic member 111, the main body 100 is for rotation with respect to the center line of the connection member 200, and when the main body 100 is assembled with the connection member 200, the distance between the second abutment surface 211a and the center line of the connection member 200 is gradually reduced in the assembly direction. At this time, as the main body 100 rotates relative to the connecting member 200, the second abutting surface 211a of the stopper 211 contacts the elastic member 111 and applies a force to the elastic member 111, so that the elastic member 111 bends and gives way to the stopper 211, and during the rotation of the main body 100 relative to the connecting member 200, the elastic member 111 can move past the stopper 211 from one side of the stopper 211 to the other side of the stopper 211, so that the installation and fixation operations of the main body 100 and the connecting member 200 are simpler, and after the elastic member 111 passes through the second abutting surface 211a, the contact part of the elastic member 111 with the stopper 211 after being reset is more, and the elastic member is less likely to pass through the stopper 211 again without external force, thereby improving the fixation effect of the main body 100 and the connecting member 200.

Wherein the center line of the connector 200 coincides with the rotation center axis 10 of the main body 100.

As shown in fig. 7, the distance between the second abutment surface 211a and the rotation center axis 10 of the main body 100 is gradually reduced in the fitting direction, i.e., the direction a, as compared with the circumference R2.

In one embodiment, as shown in fig. 5, the blocking portion 211 is disposed on the connection member 200, the connection member 200 is further provided with a guiding portion 212, the guiding portion 212 and the blocking portion 211 are sequentially disposed along the assembling direction, and a distance between the guiding portion 212 and a center line of the connection member 200 is greater than or equal to a maximum distance between the second abutting surface 211a and the center line of the connection member 200. The guide part 212 does not apply force to the elastic member 111, the guide part 212 and the elastic member 111 can be aligned in advance, and the elastic member 111 is brought into contact with the stopper part 211 under the guide of the guide part 212, so that the assembly of the body 100 and the connector 200 can be simplified.

Alternatively, the inner side surface of the guide portion 212 is provided along the circumferential direction or the approximate circumferential direction of the connector 200, and can limit the relative rotation between the main body 100 and the connector 200.

In one embodiment, as shown in fig. 5, the guide portion 212 and the blocking portion 211 are connected to form a limiting body 220, the limiting body 220 is disposed on a side of the connecting member 200 close to the main body 100, and the height of the limiting body 220 relative to the connecting member 200 is gradually increased along the assembling direction. At this time, the whole limiting body 220 is wedge-shaped, and has no sharp edges and corners, so that the situation of scraping hands and the like can not occur.

In one embodiment, as shown in fig. 2 and 5, one end of the sliding slot 201 is provided with a first stop portion 230, and when the sliding member 120 is located in the sliding slot 201 and contacts with the first stop portion 230, the main body 100 is located at the second rotation position. At this time, the sliding member 120 cannot continuously slide along the sliding groove 201, and the first clamping portion 210 and the second clamping portion 110 are clamped and matched to fix the main body 100 and the connecting member 200, so that the main body 100 and the connecting member 200 are stably assembled and cannot be separated.

In one embodiment, as shown in fig. 2, 4 and 5, the connecting element 200 is provided with an engaging portion 240, an end portion of the engaging portion 240 is bent to a side of the engaging portion 240 to form a second retaining portion 241, the engaging portion 240 and the connecting element 200 define a sliding slot 201, the sliding element 120 is provided on the main body 100, and when the main body 100 is located at the second rotating position, the sliding element 120 is located in the sliding slot 201 and located between the connecting element 200 and the second retaining portion 241. When the sliding element 120 is located in the sliding slot 201, the sliding element 120 is blocked by the second blocking portion 241, so as to prevent the main body 100 and the connecting element 200 from being away from each other, and meanwhile, the main body 100 and the connecting element 200 are prevented from rotating relatively by the clamping of the first clamping portion 210 and the second clamping portion 110, so that the main body 100 and the connecting element 200 are assembled stably, and the fixing effect is better.

In one embodiment, as shown in fig. 2, 4 and 5, the first end of the sliding member 120 is connected to the main body 100, the second end 121 of the sliding member 120 is bent toward one side of the sliding member 120 and spaced from the main body 100, the second end 121 of the sliding member 120 is slidably engaged with the sliding slot 201, the main body 100 is provided with the viewing port 102, and the viewing port 102 is disposed on one side of the second end 121 of the sliding member 120 away from the connecting member 200. The distance that the sliding member 120 slides into the sliding groove 201 can be observed through the observation port 102 to judge whether the sliding member 120 and the sliding groove 201 are assembled in place.

In one embodiment, as shown in fig. 5, a plurality of first clamping portions 210 and/or sliding grooves 201 are provided, the first clamping portions 210 are disposed corresponding to the second clamping portions 110, the sliding grooves 201 are disposed corresponding to the sliding members 120, and the first clamping portions 210 and the sliding grooves 201 are sequentially disposed along a rotation direction of the main body 100 relative to the connecting member 200. At this time, the relative rotation between the main body 100 and the connecting member 200 is more stable and the fixing effect is better by the cooperation of the plurality of first clamping portions 210 and/or the sliding grooves 201.

Optionally, in the rotation direction of the main body 100 relative to the connecting member 200, the first clamping portion 210 is located between two adjacent sliding grooves 201. Through the cooperation of the sliding groove 201 and the sliding member 120, and the first clamping portion 210 and the second clamping portion 110, the fixing effect of the main body 100 and the connecting member 200 is better.

In one embodiment, as shown in fig. 2, the main body 100 is provided with a first positioning portion 130, the connecting member 200 is provided with a second positioning portion 250, and when the main body 100 is located at the second rotation position, the first positioning portion 130 and the second positioning portion 250 are correspondingly arranged. At this time, whether the main body 100 and the connecting member 200 are assembled in place can be determined by whether the first positioning portion 130 corresponds to the second positioning portion 250, so that the assembling operation is simpler.

In one embodiment, as shown in fig. 2, 3 and 5, the main body 100 is provided with a second relief opening 103, the connecting member 200 is provided with a plurality of positioning portions 260, when the main body 100 is assembled with the connecting member 200, the positioning portions 260 penetrate through the second relief opening 103, and two positioning portions 260 respectively abut against inner walls of two opposite sides of the second relief opening 103. The cooperation of location portion 260 and second let a mouthful 103 has the effect of prepositioning, when assembling main part 100 with connecting piece 200, can be close to main part 100 and connecting piece 200 earlier, make location portion 260 wear to establish the second and let a mouthful 103, because wherein two location portions 260 lean on respectively establishing the second and let the relative both sides inner wall of a mouthful 103, consequently when main part 100 is relative connecting piece 200 rotates, can guarantee that main part 100 and connecting piece 200 have a common center of rotation, and the center of rotation can not appear changing, make the assembly operation simpler, also can guarantee simultaneously that main part 100 and connecting piece 200 are counterpointed accurately.

Optionally, the connecting member 200 is provided with a third relief opening, the aperture of the third relief opening is smaller than the aperture of the second relief opening 103, when the main body 100 is assembled with the connecting member 200, the side of the connecting member 200 close to the main body 100 includes a functional region corresponding to the second relief opening 103, the functional region is annular, the second positioning portion 250 is disposed in the functional region, and the first positioning portion 130 is disposed on the side of the main body 100 away from the connecting member 200. At this time, after the main body 100 and the connecting member 200 are assembled, whether the first positioning portion 130 and the second positioning portion 250 are aligned can be observed from a side of the main body 100 away from the connecting member 200, so as to determine whether the main body 100 and the connecting member 200 are assembled in place.

An embodiment discloses a fan, including the screen panel mounting structure of any one of the above embodiments.

The fan can be assembled and fixed without using other parts because the main body 100 and the connecting piece 200 can be assembled and disassembled simply and conveniently because the main body 100 and the connecting piece 200 can be detached at the moment when the main body 100 rotates to the second rotating position relative to the connecting piece 200 and the main body 100 and the connecting piece 200 can be separated from each other because the main body 100 and the connecting piece 200 can be fixed by clamping the first clamping part 210 and the second clamping part 110 when the main body 100 rotates to the second rotating position relative to the connecting piece 200 and clamping the first clamping part 210 and the second clamping part 110 when the main body 100 and the connecting piece 200 are required to be detached.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means a plurality, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Claims (16)

1. The utility model provides a screen panel assembly structure, a serial communication port, including main part and connecting piece, the main part be equipped with first joint portion and spout on one of connecting piece, be equipped with second joint portion and slider on another, the spout with slider sliding fit makes the main part with the connecting piece can rotate relatively, the main part has relatively connecting piece pivoted first rotational position and second rotational position work as the main part is located during first rotational position, the slider is located the one end of spout can break away from the spout, work as the main part is located during the second rotational position, the slider is located the other end of spout, first joint portion with second joint portion joint.

2. The mesh enclosure assembling structure of claim 1, wherein one of the first engaging portion and the second engaging portion is an elastic member, and the other is a blocking portion, the direction in which the main body rotates from the first rotational position to the second rotational position is an assembling direction, the elastic member is disposed on one side of the blocking portion when the main body is located at the first rotational position, the elastic member abuts against the blocking portion and is pressed by the blocking portion when the main body is located between the first rotational position and the second rotational position, and the elastic member is disposed on the other side of the blocking portion when the main body is located at the second rotational position.

3. The mesh enclosure assembling structure according to claim 2, wherein the elastic member includes a bendable portion connected to the main body and capable of being elastically deformed, and a protruding portion provided on a side of the bendable portion adjacent to the blocking portion for abutting against the blocking portion when the main body is assembled with the connecting member.

4. The mesh enclosure mounting structure according to claim 3, wherein the projecting portion includes a first abutment surface for abutment with the stopper portion, a distance between the first abutment surface and a rotation center axis of the main body gradually decreasing in the mounting direction.

5. The mesh enclosure assembling structure of claim 3, wherein the main body is provided with a first relief opening, the elastic member is disposed in the first relief opening, one end of the bendable portion is connected to the main body, and the other end of the bendable portion and the protruding portion are spaced apart from an inner wall of the first relief opening.

6. The mesh enclosure mounting structure of claim 4, wherein the elastic member is provided with an operating portion, and the operating portion is provided on a side of the main body away from the connecting member.

7. The mesh enclosure mounting structure of claim 2, wherein the blocking portion includes a second abutting surface for abutting against the elastic member, the main body is adapted to rotate with respect to a center line of the connecting member, and a distance between the second abutting surface and the center line of the connecting member is gradually reduced in the mounting direction when the main body is mounted to the connecting member.

8. The mesh enclosure assembling structure of claim 7, wherein the blocking portion is disposed on the connecting member, a guiding portion is further disposed on the connecting member, the guiding portion and the blocking portion are sequentially disposed along the assembling direction, and a distance between the guiding portion and a center line of the connecting member is greater than or equal to a maximum distance between the second abutting surface and the center line of the connecting member.

9. The mesh enclosure assembling structure of claim 8, wherein the guide portion is connected to the blocking portion to form a limiting body, the limiting body is disposed on a side of the connecting member close to the main body, and a height of the limiting body with respect to the connecting member is gradually increased along the assembling direction.

10. The screen mounting structure of any one of claims 1-9, wherein one end of the slide slot is provided with a first detent, and the main body is located at the second rotational position when the slide member is located within the slide slot and in contact with the first detent.

11. The mesh enclosure mounting structure of any one of claims 1-9, wherein the connecting member is provided with an engaging portion, an end portion of the engaging portion is bent to a side of the engaging portion to form a second retaining portion, the engaging portion and the connecting member define the sliding slot, and the sliding member is provided on the main body, and when the main body is located at the second rotational position, the sliding member is located in the sliding slot and between the connecting member and the second retaining portion.

12. The mesh enclosure assembling structure of any one of claims 1 to 9, wherein a first end of the sliding member is connected to the main body, a second end of the sliding member is bent toward a side of the sliding member and spaced apart from the main body, the second end of the sliding member is slidably engaged with the sliding groove, the main body is provided with a viewing port, and the viewing port is disposed on a side of the second end of the sliding member away from the connecting member.

13. The mesh enclosure assembling structure of any one of claims 1 to 9, wherein the first engaging portion and/or the sliding groove are provided in plurality, the first engaging portion is provided corresponding to the second engaging portion, the sliding groove is provided corresponding to the sliding member, and the first engaging portion and the sliding groove are sequentially provided along a rotation direction of the main body relative to the connecting member.

14. The screen mounting structure of any one of claims 1-9, wherein the body defines a first alignment portion and the connector defines a second alignment portion, the first alignment portion corresponding to the second alignment portion when the body is in the second rotational position.

15. The mesh enclosure assembling structure according to any one of claims 1 to 9, wherein the main body is provided with a second relief opening, the connecting member is provided with a plurality of positioning portions, the positioning portions penetrate through the second relief opening when the main body is assembled with the connecting member, and two of the positioning portions are respectively abutted against inner walls of two opposite sides of the second relief opening.

16. A fan, comprising the mesh enclosure mounting structure of any one of claims 1-15.

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