Quick connection structure of long-rod type small household appliance

Abstract

The utility model belongs to the technical field of small household appliances, and relates to a quick connection structure of a long rod type small household appliance, which comprises an inner connection sleeve and an outer connection sleeve, the upper end of the inner connection sleeve is inserted into the lower end of the outer connection sleeve to form an insertion connection structure, the inner connection sleeve is provided with a concave connection seat, and a connection through hole is arranged at the position of the outer connection sleeve corresponding to the connection seat. A connecting button is arranged in the connecting base in a sliding mode, an elastic piece for driving the connecting button to move outwards is arranged between the connecting button and the connecting base, and the elastic piece drives the connecting button to enter the connecting through hole and then the inner connecting sleeve and the outer connecting sleeve are locked. And after the connecting button is driven by external force to move inwards to be separated from the connecting through hole, the inner connecting sleeve and the outer connecting sleeve are unlocked. The quick connection structure of the long-rod type small household appliance has the advantages of being simple in structure, convenient to assemble and disassemble and wide in adaptability.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of small household appliances, and relates to a quick connection structure of a long rod type small household appliance. BACKGROUND

[0002] The long rod type small household appliance is a common household appliance, such as a floor type electric fan, a floor type heater, a floor lamp and the like. Generally, the long rod type small household appliance comprises an electrical main body as a functional component and a supporting long rod (a telescopic long rod) as a supporting component. In order to facilitate transportation, the electrical main body and the supporting long rod adopt a split structure, and are combined and installed before use. When there is a need for storage, maintenance and the like, the two can also be disassembled again. The existing installation structure is that a plurality of fasteners are used to directly install the base of the electrical main body on the mounting seat at the upper end of the supporting long rod. This installation structure is not very convenient to assemble and disassemble. SUMMARY

[0003] The utility model provides a quick connection structure of a long rod type small household appliance, and has the advantages of simple structure, convenient assembly and disassembly and wide adaptability.

[0004] To solve the above technical problems, the utility model discloses the following technical scheme:

[0005] A quick connection structure of a long rod type small household appliance, comprising an inner sleeve and an outer sleeve, the upper end of the inner sleeve is inserted into the lower end of the outer sleeve to form a plug-in structure, a concave connecting seat is arranged on the inner sleeve, a connecting through hole is arranged at the position corresponding to the connecting seat of the outer sleeve, a connecting button is slidably arranged in the connecting seat, an elastic member is arranged between the connecting button and the connecting seat to drive the connecting button to move outward, the inner sleeve and the outer sleeve are locked after the elastic member drives the connecting button to enter the connecting through hole, and the inner sleeve and the outer sleeve are unlocked after the connecting button moves inward to disengage from the connecting through hole under the driving of an external force.

[0006] In the quick connection structure of the long rod type small household appliance, the connecting button, the connecting seat and the connecting through hole are coaxially arranged, the radial dimension of the connecting button, the inner diameter of the connecting seat and the hole diameter of the connecting through hole are the same, and the outer circumferential surface of the connecting button is in contact with the inner circumferential surface of the connecting seat and the connecting through hole when the connecting button slides.

[0007] In the quick connection structure of the long rod type small household appliance, the connecting seat extends inward to form a sliding seat, the sliding seat is coaxially arranged with the connecting seat and the radial dimension of the sliding seat is smaller than that of the connecting seat, a sliding through hole is arranged at the bottom of the sliding seat, a coaxial connecting slide rod is formed on the inner side of the connecting button, and the connecting slide rod penetrates through the sliding through hole and slides forward and backward along the sliding through hole.

[0008] In the quick connection structure of the long rod type small household appliance, the elastic member is a spring, the spring is sleeved on the connecting slide rod, one end of the spring abuts against the inner side of the connecting button, and the other end of the spring abuts against the bottom of the inner cavity of the sliding seat; the elastic member can also use a metal spring piece or other structures.

[0009] In the quick connection structure of the long rod type small household appliance, the outer edge of the connecting button extends inward to form two or more than two limiting clamping heads, and the bottom of the connecting seat is provided with a limiting clamping groove which cooperates with the limiting clamping heads to limit the axial direction; the limiting clamping head comprises a limiting rod part which can be radially deformed and a limiting head part which extends outward; the limiting clamping groove can pass through the limiting clamping head which deforms inward and abut against the limiting head part after the deformation is restored.

[0010] In the quick connection structure of the long rod type small household appliance, the outer connecting sleeve is provided with a plurality of axial limiting blocks, and the axial limiting blocks abut against the upper end surface of the inner connecting sleeve; the inner wall of the outer connecting sleeve is provided with an axial circumferential limiting convex strip, and the outer wall of the inner connecting sleeve is provided with an axial circumferential limiting groove; the circumferential limiting convex strip is inserted into the circumferential limiting groove to form a circumferential limiting structure.

[0011] In the quick connection structure of the long rod type small household appliance, the outer connecting sleeve is connected to the electrical main body of the small household appliance, and the inner connecting sleeve is connected to the supporting long rod of the small household appliance; the inner connecting sleeve and the outer connecting sleeve are provided with wire passing holes through which the lead wires of the small household appliance pass; preferably, the supporting long rod is a telescopic long rod, and the bottom of the supporting long rod is provided with a supporting base plate.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] 1. The utility model provides a quick connection structure of long rod type small household appliance, through the inner connecting sleeve and the outer connecting sleeve which can be quickly assembled and disassembled, realize the quick installation and disassembly of the electrical main body and the supporting long rod of small household appliance, the outer connecting sleeve and the inner connecting sleeve of the utility model can be preassembled on the electrical main body and the supporting long rod respectively, only need to insert the inner connecting sleeve into the outer connecting sleeve to complete the installation locking, when need to disassemble, through press the connecting button to complete the unlocking, the utility model has the advantages of simple structure, convenient assembly and disassembly, accurate positioning and firm connection.

[0014] 2. The utility model can adapt to the quick connection structure of all long rod type small household appliances, because the connection of the inner connecting sleeve and the supporting long rod and the connection of the outer connecting sleeve and the electrical main body do not involve the quick connection structure between the inner connecting sleeve and the outer connecting sleeve, therefore only need to change the connecting structure of the lower end of the inner connecting sleeve and the upper end of the outer connecting sleeve for the small household appliances which need to be adapted, the connecting demand can be met. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the perspective view of the utility model.

[0016] Figure 2 is the perspective view of the inner sleeve and the outer sleeve of the utility model;

[0017] Figure 3 is Figure 2 the axial section view of the utility model;

[0018] Figure 4 is Figure 2 the radial section view of the utility model;

[0019] Fig. 1, inner sleeve; 11, connecting seat; 12, connecting button; 13, elastic piece; 14, sliding seat; 15, sliding through hole; 16, connecting slide rod; 17, limiting clamp; 18, limiting clamping groove; 19, circumferential limiting groove; 2, outer sleeve; 21, connecting through hole; 22, axial limiting block; 23, circumferential limiting convex strip; 24, threading hole; 3, electrical main body; 4, supporting long rod; 5, lead wire. DETAILED DESCRIPTION

[0020] The utility model will be further described in the specific embodiment in combination with the drawings, referring to Figures 1-4 :

[0021] A long rod type small household appliance quick connection structure, including inner sleeve 1 and outer sleeve 2, the upper end of the inner sleeve 1 is inserted into the lower end of the outer sleeve 2 and forms a plug-in structure, the inner sleeve 1 is provided with the recessed connecting seat 11, the outer sleeve 2 is provided with the connecting through hole 21 at the corresponding place of the connecting seat 11, the connecting button 12 is slidably arranged in the connecting seat 11, the elastic piece 13 for driving the connecting button 12 to move outward is arranged between the connecting button 12 and the connecting seat 11, the inner sleeve 1 is locked with the outer sleeve 2 after the elastic piece 13 drives the connecting button 12 to enter the connecting through hole 21, the inner sleeve 1 is unlocked with the outer sleeve 2 after the connecting button 12 is driven to move inward to the disengagement of the connecting through hole 21 under the external force.

[0022] The mounting mode of the embodiment is: the connecting button 12 is pressed inward and the elastic piece 13 is compressed, so that the connecting button 12 is retracted into the inner cavity of the connecting seat 11, at this time, the inner sleeve 1 can be smoothly inserted into the outer sleeve 2, the inner sleeve 1 is inserted into the outer sleeve 2 according to the predetermined angle (the connecting button 12 and the connecting through hole 21 are located at the same circumferential position), the connecting button 12 is abutted with the inner wall of the outer sleeve 2 and cannot reset after the connecting button 12 is released, when inserted to the predetermined position, the connecting button 12 reaches the place where the connecting through hole 21 is located, at this time, the inner wall of the outer sleeve 2 no longer limits the connecting button 12, the connecting button 12 is driven to move outward into the connecting through hole 21 under the action of the elastic piece 13, and a firm connection structure is formed.

[0023] The dismounting mode of the embodiment is that the connecting button 12 is pressed inwardly to make the connecting button 12 disengage from the connecting hole 21, at this time, the locking structure of the connecting button 12 and the connecting hole 21 is released, and the outer sleeve 2 and the inner sleeve 1 are applied with a force away from each other, so that the outer sleeve 2 and the inner sleeve 1 can be directly separated.

[0024] Referring to the accompanying drawings Figure 3 Preferably, the connecting button 12, the connecting seat 11 and the connecting hole 21 are coaxially arranged, the radial dimension of the connecting button 12, the inner diameter of the connecting seat 11 and the hole diameter of the connecting hole 21 are the same, and the outer circumferential surface of the connecting button 12 is in contact with the inner circumferential surface of the connecting seat 11 and the connecting hole 21 when the connecting button 12 slides; the above structure can ensure stable sliding of the connecting button 12, and after locking, relative displacement between the connecting button 12 and the connecting hole 21 will not occur.

[0025] The connecting seat 11 extends inwardly to form a sliding seat 14, the sliding seat 14 is coaxially arranged with the connecting seat 11 and the radial dimension of the sliding seat 14 is smaller than that of the connecting seat 11, the bottom of the sliding seat 14 is provided with a sliding hole 15, the inner side of the connecting button 12 is formed with a coaxial connecting slide rod 16, the connecting slide rod 16 penetrates through the sliding hole 15 and slides forward and backward along the sliding hole 15, and by arranging the connecting slide rod 16 and the sliding hole 15, a certain guiding effect can be provided to make the sliding of the connecting button 12 more stable.

[0026] In the embodiment, the elastic member 13 is a spring, the spring is sleeved on the connecting slide rod 16, one end of the spring is in abutment with the inner side of the connecting button 12 and the other end is in abutment with the bottom of the inner cavity of the sliding seat 14; the elastic member 13 can also use other structures such as metal spring sheets.

[0027] In order to prevent the connecting button 12 from being outwardly disengaged, the outer edge of the connecting button 12 extends inwardly to form two or more than two limiting clamping heads 17, the bottom of the connecting seat 11 is provided with a limiting clamping groove 18 for axially limiting the limiting clamping heads 17; the limiting clamping head 17 includes a limiting rod part capable of being radially deformed and a limiting head part extending outwardly, and the limiting clamping groove 18 is capable of allowing the limiting clamping head 17 to pass through and abutting against the limiting head part after the deformation is restored; referring to the accompanying drawings Figure 4 The limiting clamping head 17 is pressed inwardly to make it shrink inwardly and is inserted into the limiting clamping groove 18, and after being released, the limiting clamping head 17 restores the deformation to form a one-sided axial limiting structure.

[0028] In order to facilitate the inner sleeve 1 and the outer sleeve 2 install certain angle plug-in, while ensuring the stability after connection, the embodiment increases the three-dimensional limiting structure: the outer sleeve 2 is provided with a plurality of axial limiting blocks 22, the axial limiting blocks 22 and the upper end face of the inner sleeve 1 are in contact with the limiting; the inner wall of the outer sleeve 2 is provided with axial circumferential limiting convex strip 23, the outer wall of the inner sleeve 1 is provided with axial circumferential limiting groove 19, the circumferential limiting convex strip 23 is inserted into the circumferential limiting groove 19 and forms the circumferential limiting structure.

[0029] The accompanying drawings Figure 1 In the embodiment, the outer sleeve 2 is connected with the electrical main body 3 of the small household appliance, the inner sleeve 1 is connected with the supporting long rod 4 of the small household appliance, the inner sleeve 1 and the outer sleeve 2 are provided with the wire hole 24 for the lead 5 of the small household appliance to pass out; the outer sleeve 2 is preferably fastened with the electrical main body 3, the inner sleeve 1 can be directly inserted into the supporting long rod 4 and fastened with it; preferably, the supporting long rod 4 is a telescopic long rod, the bottom of the supporting long rod 4 is provided with a supporting base plate.

[0030] The above embodiment is only a preferred embodiment of the present application, not limited to the protection scope of the present application, therefore: all equivalent changes made according to the structure, shape, principle of the present application should be covered in the protection scope of the present application.

Claims

1. A quick coupling structure of a long rod type small household appliance, characterized by, The utility model provides a detachable connection structure of small household electrical appliances, which comprises an inner sleeve (1) and an outer sleeve (2), the upper end of the inner sleeve (1) is inserted into the lower end of the outer sleeve (2) to form a splicing structure, an inner recessed connecting seat (11) is arranged on the inner sleeve (1), a connecting through hole (21) is arranged on the outer sleeve (2) corresponding to the connecting seat (11), a connecting button (12) is slidably arranged in the connecting seat (11), an elastic member (13) is arranged between the connecting button (12) and the connecting seat (11) to drive the connecting button (12) to move outward, after the elastic member (13) drives the connecting button (12) to enter the connecting through hole (21), the inner sleeve (1) and the outer sleeve (2) are locked, after the connecting button (12) is driven by external force to move inward and is separated from the connecting through hole (21), the inner sleeve (1) and the outer sleeve (2) are unlocked.

2. The quick coupling structure of a long bar type small household appliance according to claim 1, characterized in that, The connecting button (12), the connecting seat (11) and the connecting through hole (21) are coaxially arranged, the radial dimension of the connecting button (12), the inner diameter of the connecting seat (11) and the hole diameter of the connecting through hole (21) are the same, and the outer circumferential surface of the connecting button (12) is in contact with the inner circumferential surface of the connecting seat (11) and the connecting through hole (21) when the connecting button (12) slides.

3. The quick coupling structure of a long bar type small household appliance according to claim 1, characterized in that, The connecting seat (11) extends inwardly to form a sliding seat (14), the sliding seat (14) is coaxially arranged with the connecting seat (11) and the radial dimension of the sliding seat (14) is smaller than that of the connecting seat (11), the bottom of the sliding seat (14) is provided with a sliding through hole (15), the inner side of the connecting button (12) is formed with a coaxial connecting slide rod (16), the connecting slide rod (16) penetrates through the sliding through hole (15) and slides forward and backward along the sliding through hole (15).

4. The quick coupling structure of a long bar type small household appliance according to claim 3, characterized in that, The elastic member (13) is a spring, the spring is sleeved on the connecting slide rod (16), one end of the spring is in contact with the inner side of the connecting button (12), and the other end of the spring is in contact with the bottom of the inner cavity of the sliding seat (14).

5. The quick coupling structure of a long bar type small household appliance according to claim 3, characterized in that, The outer edge of the connecting button (12) extends inwardly to form two or more than two limiting clamping heads (17), and the bottom of the connecting seat (11) is provided with a limiting clamping groove (18) for cooperating with the limiting clamping heads (17) to limit the axial position.

6. The quick coupling structure of a long bar type small household appliance according to claim 1, characterized in that, The outer sleeve (2) is provided with a plurality of axial limiting blocks (22), the axial limiting blocks (22) are in contact with the upper end surface of the inner sleeve (1) to limit the axial position, the inner wall of the outer sleeve (2) is provided with an axial circumferential limiting convex strip (23), the outer wall of the inner sleeve (1) is provided with an axial circumferential limiting groove (19), and the circumferential limiting convex strip (23) is inserted into the circumferential limiting groove (19) to form a circumferential limiting structure.

7. The quick coupling structure of a long bar type small household appliance according to claim 1, characterized in that, The outer sleeve (2) is connected with the electrical main body (3) of the small household electrical appliance, the inner sleeve (1) is connected with the supporting long rod (4) of the small household electrical appliance, and the inner sleeve (1) and the outer sleeve (2) are provided with a wire hole (24) for the lead wire (5) of the small household electrical appliance to pass through.

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