Rotary clamping structure with locking function, fan mounting accessory and fan

Abstract

The utility model relates to a rotary clamping structure with a locking function, a fan installation accessory and a fan. The rotary clamping structure with the locking function comprises a mounting seat and a base which are oppositely arranged, the mounting seat is provided with a clamping block, and the base is provided with a clamping groove matched with the clamping block in a rotary clamping mode. The device is characterized in that a locking mechanism is arranged between the mounting seat and the base; the locking mechanism comprises a pin rod, and the pin rod is installed on the base in a limiting and sliding mode. The pin rod is provided with a limiting protruding block, after the installation base and the base are rotationally clamped in place through the clamping block and the clamping groove, the pin rod is configured to drive the limiting protruding block to move, and the limiting protruding block moves to one side of the screwing-out direction of the clamping block and abuts against the clamping block. And the clamping block can be prevented from being screwed out, so that the assembling stability between the mounting seat and the base is further improved, and the using effect is better.

Description

TECHNICAL FIELD

[0001] The utility model relates to fan technical field more specifically, relate to a kind of rotating clamping structure with locking function, fan mounting fittings and fan. BACKGROUND

[0002] At present, the application of portable fan has been very common, and most of the existing portable fans are placed on a platform using a flat base or adhesive, which usually has poor stability and is limited in use. Therefore, the Chinese utility model patent with the patent number CN221838632U and the name of a supporting and fixing structure and a fan improves the structure for supporting and fixing the fan to effectively improve the stability of the fan during use. In this patent, the mounting seat and the base are only connected by the rotating clamping of the clamping block and the clamping groove to realize assembly, thereby realizing the detachable assembly of the fan. Although it is simple to operate and convenient to use, the stability of the rotating clamping of the clamping block and the clamping groove needs to be improved, and therefore the structure needs to be improved to improve its use effect. SUMMARY

[0003] The technical problem to be solved by the utility model is to provide a rotating clamping structure with locking function, fan mounting fittings and fan to solve the above defects of the prior art.

[0004] The technical solution adopted by the utility model to solve its technical problem is:

[0005] On the one hand, the utility model provides a rotating clamping structure with locking function, which comprises a mounting seat and a base arranged oppositely, the mounting seat is provided with a clamping block, and the base is provided with a clamping groove for rotating clamping with the clamping block; characterized in that: a locking mechanism is arranged between the mounting seat and the base; the locking mechanism comprises a pin rod, the pin rod is limitingly and slidingly installed on the base; a limiting protrusion is arranged on the pin rod, after the mounting seat and the base are rotated and clamped in place by the clamping block and the clamping groove, the pin rod is configured to move the limiting protrusion, and the limiting protrusion moves to one side of the clamping block in the direction of rotating out and abuts against the clamping block.

[0006] In some embodiments, a through groove is formed at the central position of the side of the base facing the mounting seat, and the two ends of the through groove correspond to the outer peripheral sidewall of the base; the pin rod is limitingly and slidingly installed in the through groove.

[0007] In some embodiments, a first stop block and a second stop block opposite to the through groove are further arranged on the side of the base facing the mounting seat, the first stop block and the second stop block are spaced apart along the length direction of the through groove; and the limiting protrusion is located on the side of the first stop block away from the second stop block.

[0008] In some embodiments, the pin rod is further provided with a first protrusion matched with the second stopper, and the first protrusion is clamped on the second stopper when the limiting protrusion abuts against the stopper.

[0009] In some embodiments, both ends of the pin rod are located outside the through slot, and an outer end of the pin rod close to the limiting protrusion is provided with a push block, and an outer end of the pin rod away from the limiting protrusion is provided with a third stopper.

[0010] In some embodiments, the base is further provided with a plurality of protrusions on a side surface of the base facing the mounting seat, and the plurality of protrusions are distributed at equal intervals along the circumference of the base one by one, and a clamping groove for clamping the stopper is formed on a side surface of each of the plurality of protrusions away from each other.

[0011] In some embodiments, a recess accommodating the plurality of protrusions is formed on a side surface of the mounting seat opposite to the base, and the stopper is arranged on an inner circumferential side wall of the recess and a gap is formed between the stopper and an inner wall surface of the recess; and a plurality of stoppers are arranged, and the plurality of stoppers are distributed at equal intervals one by one to correspond to the plurality of clamping grooves one by one in rotational clamping cooperation.

[0012] In some embodiments, a positioning notch is formed at an edge of a side surface of any one of the stoppers opposite to the clamping groove, and a second protrusion corresponding to the positioning notch is arranged at an edge of an inner wall surface of any one of the clamping grooves opposite to the stopper.

[0013] On the other hand, the utility model also provides a fan mounting accessory, including the rotating clamping structure with locking function of any one of above.

[0014] On the other hand, the utility model also provides a fan, including the fan mounting accessory as above.

[0015] The utility model has the advantages that, different from the prior art, the rotating clamping structure with locking function of the utility model is provided with a pin rod limited to slide on the base, and the pin rod is provided with a limiting protrusion; after the mounting seat and the base are rotated and clamped in place through the stopper and the clamping groove, the pin rod is operated to move and drive the limiting protrusion to move; when the limiting protrusion moves to a side of the stopper rotating out direction and abuts against the stopper, the stopper can be limited to rotate out, the assembly stability between the mounting seat and the base is further improved, and the use effect is better. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the overall assembly schematic view of the mounting seat, the base and the pin rod in the embodiment of the utility model;

[0017] Figure 2 It is the bottom view exploded schematic view of the mounting seat and the base in the embodiment of the utility model;

[0018] Figure 3is a top view exploded schematic view of the mounting seat and the base in the embodiment of the utility model;

[0019] Figure 4 is a exploded schematic view of the base and the pin rod in the embodiment of the utility model;

[0020] Figure 5 is another top view exploded schematic view of the mounting seat and the base in the embodiment of the utility model;

[0021] Figure 6 is a schematic view of the fan in the embodiment of the utility model;

[0022] Marked name and serial number in the drawing: mounting seat-1;Base-2;Clamping block-11;Clamping groove-21;Pin rod-3;Limiting protrusion-31;Through slot-201;First stop block-22;Second stop block-23;First protrusion-32;Third stop block-33;Fourth stop block-34;Protrusion-24;Recess-101;Positioning recess-110;Second protrusion-111;Supporting seat-4;Three-way bracket-5;Fan head-6. DETAILED DESCRIPTION

[0023] The terms "first", "second", "third", and "fourth" and the like in the description and in the claims of the present utility model, and "one", "another", "another one", or "an additional" and the like in the description and in the claims of the present utility model are used for distinguishing between similar elements and not necessarily described by a particular sequence. Furthermore, the terms "comprise", "to comprise", "comprising", "include", "to include", "including" and the like are used herein to indicate the inclusion of a series of steps or units or a series of elements but not to the exclusion of any other steps, units or elements that are not specifically recited. For example, a process, method, article, or apparatus that "comprises" a series of steps or units does not exclude the inclusion of one or more additional steps or units, whether or not the additional steps or units are enumerated.

[0024] Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the utility model. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are they necessarily mutually exclusive of other embodiments. It is explicitly contemplated that embodiments described herein can be combined with each other.

[0025] "Multiple" means two or more. "And / or", describes the association between the associated objects, which means that there can be three kinds of relationships, for example, A and / or B, which can represent the existence of A alone, the existence of A and B at the same time, and the existence of B alone. The character " / " generally represents that the associated objects before and after are a "or" relationship.

[0026] Moreover, the terms "upper", "lower", "front", "back", "left", "right", "upper end", "lower end" and the like indicating the orientation are all with reference to the attitude position of the device or equipment in normal use.

[0027] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme of the embodiments of the present application will be described clearly and completely below. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the present application.

[0028] Embodiment one: the embodiment of the present application provides a rotating clamping structure with locking function, as shown in Figures 1 to 3 The rotating clamping structure with locking function comprises a mounting seat 1 and a base 2 arranged oppositely, the mounting seat 1 is provided with a clamping block 11, and the base 2 is provided with a clamping groove 21 which is rotatably clamped with the clamping block 11; a locking mechanism is arranged between the mounting seat 1 and the base 2; the locking mechanism comprises a pin rod 3 which is limitingly and slidingly installed on the base 2; the pin rod 3 is provided with a limiting protrusion 31, after the mounting seat 1 and the base 2 are rotatably clamped in place through the clamping block 11 and the clamping groove 21, the pin rod 3 is configured to drive the limiting protrusion 31 to move, the limiting protrusion 31 moves to one side of the direction in which the clamping block 11 is rotated out and abuts against the clamping block 11, at this time, the moving direction is also the locking direction, so that the clamping block 11 can be limited to rotate out, thereby locking the mounting seat 1 and the base 2, as shown in Figure 3 The assembly stability between the mounting seat 1 and the base 2 is further improved, and the use effect is better. Conversely, if the pin rod 3 is moved in the opposite direction, at this time, the moving direction is also the unlocking direction, the limiting protrusion 31 can no longer abut against the clamping block 11, as shown in Figure 5 The clamping block 11 can be rotated out of the clamping groove 21, thereby separating the mounting seat 1 and the base 2.

[0029] In the embodiment, the mounting seat 1 and the base 2 are both disc-shaped. As shown in Figure 4As shown in the drawings, the base 2 is provided with a through slot 201 at the central position of the side surface facing the mounting seat 1, and the two ends of the through slot 201 correspond to the outer circumferential side wall of the base 2; the pin rod 3 is slidingly installed in the through slot 201, and the pin rod 3 does not protrude from the through slot 201. Specifically, the side surface of the base 2 facing the mounting seat 1 is further provided with a first stop block 22 and a second stop block 23 opposite to the through slot 201, the first stop block 22 and the second stop block 23 are spaced apart along the length direction of the through slot 201, and the two ends of the first stop block 22 and the second stop block 23 are correspondingly arranged at the two side edges of the through slot 201, and the surfaces of the first stop block 22 and the second stop block 23 facing the through slot 201 are smooth planes. When the pin rod 3 is slidingly installed in the through slot 201, the limiting protrusion 31 is located on the side of the first stop block 22 away from the second stop block 23, so as to limit the movement of the pin rod 3.

[0030] Further, the pin rod 3 is further provided with a first protrusion 32 matched with the second stop block 23, the limiting protrusion 31 and the first protrusion 32 are located on the same side surface of the pin rod 3, and the limiting protrusion 31 and the first protrusion 32 are spaced apart, wherein the first protrusion 32 is close to the second stop block 23, and the first protrusion 32 is in a hemispherical shape. When the limiting protrusion 31 abuts against the clamping block 11, the first protrusion 32 is clamped on the second stop block 23, so as to further limit the movement of the pin rod 3.

[0031] In the embodiment, the two ends of the pin rod 3 are located outside the through slot 201. Specifically, an outer end of the pin rod 3 close to the limiting protrusion 31 is provided with a third stop block 33, and pulling or pushing the third stop block 33 can make the pin rod 3 move back and forth relative to the base 2 and the mounting seat 1, so as to realize the locking or unlocking operation. An outer end of the pin rod 3 away from the limiting protrusion 31 is provided with a fourth stop block 34, so as to avoid the pin rod 3 from moving out of position.

[0032] In the embodiment, the side surface of the base 2 facing the mounting seat 1 is further provided with a plurality of protrusions 24, and the plurality of protrusions 24 are spaced apart along the circumference of the base 2, and the side surface of the plurality of protrusions 24 away from each other is provided with a clamping groove 21 for clamping the clamping block 11. Correspondingly, the side surface of the mounting seat 1 opposite to the base 2 is provided with a recess 101 accommodating the plurality of protrusions 24. The recess 101 is circular, and the clamping block 11 is arranged on the inner circumferential side wall of the recess 101 and forms a gap with the inner wall surface of the recess 101, so that in the process of clamping the clamping block 11 into the clamping groove 21, the side edge of the clamping groove 21 formed on the protrusion 24 with the clamping groove 21 can be clamped into the gap, thereby realizing the close clamping and matching of the clamping block 11 and the clamping groove 21. Wherein, the clamping block 11 is also provided with a plurality of clamping blocks 11, and the plurality of clamping blocks 11 are spaced apart to correspond to the plurality of clamping grooves 21 for rotating clamping and matching.

[0033] Further, the edge of the side opposite to the card slot 21 of any card block 11 is provided with a positioning notch 110, and the positioning notch 110 is in a circular arc shape. The edge of the inner wall surface opposite to the card block 11 of any card slot 21 is provided with a second protrusion 111 corresponding to the positioning notch 110, for example, the second protrusion 111 is arranged at the corresponding position of the side edge of the card slot 21. Through the clamping cooperation of the positioning notch 110 and the second protrusion 111, the mounting seat 1 and the base 2 can be further assembled stably.

[0034] It should be noted that the "bottom view" and "top view" angles of the mounting seat and the base shown in the drawings are only for the convenience of clearly showing the related structure layout, and do not limit the assembly, placement or use direction of the mounting seat and the base.

[0035] Embodiment two: the utility model embodiment further provides a fan mounting accessory, the fan mounting accessory includes the rotating clamping structure with locking function provided in embodiment one. Figure 6 As shown in the figure, the mounting seat 1 is further provided with a support seat 4, and the support seat 4 is located on the side of the mounting seat 1 away from the base 2; the base 2 is further provided with a three-way bracket 5, and the three-way bracket 5 is located on the side of the base 2 away from the mounting seat 1.

[0036] Embodiment three: the utility model embodiment further provides a fan, and the fan includes the fan mounting accessory provided in embodiment two. Figure 6 As shown in the figure, the three-way bracket 5 is provided with a fan head 6.

[0037] It should be noted that in actual application, the structure layout of the mounting seat 1 and the support seat 4 in embodiment two and embodiment three, the structure layout of the base 2 and the three-way bracket 5, and the installation layout of the fan head 6 and the three-way bracket 5 in embodiment three can be implemented by referring to the related structure layout of the support seat 4, the three-way bracket 5 and the fan head 6 in the Chinese utility model patent with the patent number CN221838632U and the name of a support fixing structure and a fan.

[0038] It should be understood that the above description can be improved or changed by those skilled in the art, and all these improvements and changes shall fall within the protection scope of the appended claims of the utility model.

Claims

1. A rotating clamping structure with locking function, comprising oppositely arranged mounting seat and base, the mounting seat is provided with clamping block, the base is provided with clamping groove matched with the clamping block in rotating clamping; characterized in that: The locking mechanism is provided between the mounting base and the base, and comprises a pin rod which is limitingly and slidingly installed on the base.

2. The rotation joint structure with locking function according to claim 1, characterized in that: A through slot is formed at the central position of the side of the base facing the mounting base, and the two ends of the through slot correspond to the outer circumferential sidewall of the base.

3. The rotation joint structure with locking function according to claim 2, characterized in that: The base further comprises a first stop block and a second stop block opposite to the through slot on the side of the base facing the mounting base, and the first stop block and the second stop block are spaced apart along the length direction of the through slot.

4. The rotation joint structure with locking function according to claim 3, characterized in that: The pin rod further comprises a first protrusion matched with the second stop block, and the first protrusion is clamped on the second stop block when the limit protrusion abuts against the clamping block.

5. The rotation joint structure with locking function according to any one of claims 2-4, characterized in that: The two ends of the pin rod are located outside the through slot, and a pushing block is arranged at the outer end of the pin rod close to the limit protrusion, and a third stop block is arranged at the outer end of the pin rod away from the limit protrusion.

6. The rotation joint structure with locking function according to claim 1, characterized in that: The base further comprises a plurality of protrusions on the side of the base facing the mounting base, and the protrusions are spaced apart along the circumference of the base.

7. The rotation joint structure with locking function according to claim 6, characterized in that: The mounting base and the base are opposite to each other, and the recess accommodating the protrusions is formed on the side of the mounting base and the base, and the clamping block is arranged on the inner circumferential sidewall of the recess and forms a gap with the inner wall surface of the recess.

8. The rotation joint structure with locking function according to claim 7, characterized in that: The edge of the side of any clamping block opposite to the clamping slot is provided with a positioning notch, and the inner wall surface of any clamping slot opposite to the clamping block is provided with a second protrusion matched with the positioning notch.

9. A fan mounting fitting characterised in that: The rotating clamping structure with the locking function comprises the rotating clamping structure with the locking function of any one of claims 1-8.

10. A fan characterized by: The fan mounting accessory comprises the fan mounting accessory of claim 9.

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