CN211525161U

CN211525161U - Support for combined fan

Info

Publication number: CN211525161U
Application number: CN201921773964.4U
Authority: CN
Inventors: 周波
Original assignee: 周波
Current assignee: Shanghai Pufeng Industrial Co.,Ltd.
Priority date: 2019-10-22
Filing date: 2019-10-22
Publication date: 2020-09-18
Anticipated expiration: 2029-10-22

Abstract

The utility model discloses a support for combination fan, including base, electric fan body and electric wire, the lower extreme fixed mounting of base has the universal wheel, the lower extreme of base all welds all around has the slider, and all blocks on four group's sliders have the supporting shoe, the vertical first spring that is provided with in inside of supporting shoe, and the lower extreme of first spring and the upper end of slider offset, the caulking hole has transversely been seted up to the upside of supporting shoe, the slider is inserted and is established the one end of supporting shoe and is inlayed the abaculus, and the inner of abaculus and the one end of second spring offset, the second spring transversely sets up the inside at the slider. The utility model discloses a set up the cooperation of connecting rod and screw for this device can drive second conical gear through rotating the knob and rotate, adjusts the height of electric fan body, and this convenient simple structure, and laborsaving, stability is also strong enough.

Description

Support for combined fan

Technical Field

The utility model relates to a fan technical field specifically is a support for combination fan.

Background

The fan is one kind and utilizes the electric energy, reach the domestic appliance who accelerates the circulation of air effect, and the fan cooperates usually to have the support to use, present fan bracket can go up and down, but the structure is comparatively simple, it is fixed to adopt the screw on the telescopic link structure cooperation basically, this structural operation is not only inconvenient, and fixed effect is unstable, base under the support frame is generally for the portable of being equipped with the gyro wheel in addition, and base fixed two kinds, both have respectively the advantage but also have the shortcoming, if both can make up the use, can greatly increased the practicality of fan, but do not have the product to reach this requirement at present, for this reason we have proposed a support for the combined fan and have solved above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a support for combined fan to solve present support extending structure that proposes in the above-mentioned background art comparatively simple, stability is not strong, and operates inconveniently, and the support frame base does not possess the problem of removing and fixed two kinds of modes.

In order to achieve the above object, the utility model provides a following technical scheme: a support for a combined fan comprises a base, an electric fan body and an electric wire, wherein universal wheels are fixedly installed at the lower end of the base, sliding blocks are welded on the periphery of the lower end of the base, supporting blocks are clamped on four groups of sliding blocks, a first spring is vertically arranged inside each supporting block, the lower end of each first spring abuts against the upper end of each sliding block, an embedding hole is transversely formed in the upper side of each supporting block, each sliding block is inserted into one end of each supporting block to be embedded with an embedding block, the inner end of each embedding block abuts against one end of each second spring, each second spring is transversely arranged inside each sliding block, a supporting rod is fixedly welded at the upper end of the base, a connecting rod is inserted into the upper end of each supporting rod, the electric fan body is fixedly installed at the upper end of each connecting rod, a nut is sleeved on the outer side of each connecting rod, a first conical gear is fixedly welded on the outer side of each, and the fixed welding of second toper gear is in the inner of knob, the knob is inserted through the bearing and is established on the bracing piece, welding cover has all been welded to bracing piece inner downside and the inside upside of connecting rod, and welding cover's inside is provided with the third spring, the third spring cup joints in the outside of sliding sleeve, and the sliding sleeve inserts the inside of establishing at welding cover, the lower extreme upside of sliding sleeve offsets with the lower extreme of third spring, the outside of the fixed connecting wire of sliding sleeve, the electric wire alternates in the connecting rod.

Preferably, the slider sets up to the T type, the spout has been seted up to the one side that the supporting shoe was laminated mutually with the base, and the inboard size of spout and the outside size phase-match of slider, the supporting shoe sets up to extending structure through first spring and slider.

Preferably, the outer end of the embedded block is semicircular, the inner side size of the embedded hole is matched with the outer side size of the embedded block, and the embedded block is arranged in the sliding block through a second spring and is of a telescopic structure.

Preferably, the outside of connecting rod is provided with the external screw thread, the connecting rod cooperatees through screw and screw, the lower extreme of bracing piece sets up to square, the inboard size of bracing piece equals with the outside size of connecting rod lower extreme, the connecting rod passes through the screw and sets up in the bracing piece and be elevation structure.

Preferably, the sliding sleeve lower extreme is provided with annular lug, and the upper end of lug offsets with the lower extreme of third spring, the outside size of sliding sleeve lower extreme equals with the inboard size of welding set, the sliding sleeve sets up to extending structure through third spring and welding set.

Preferably, the electric wire leaves extra length between two sets of sliding sleeves, and length is greater than the length of connecting rod.

Compared with the prior art, the beneficial effects of the utility model are that: according to the support for the combined fan, the connecting rod and the screw are matched, so that the device can drive the second bevel gear to rotate by rotating the knob, and drive the first bevel gear to rotate by the second bevel gear, so that the first bevel gear drives the screw to rotate, and the connecting rod is lifted in the supporting rod, and therefore the height of the electric fan body is adjusted;

make the base can remove through setting up the universal wheel, and can be through trampling the supporting shoe, make the supporting shoe along slider lapse, after the elasticity embedding embedded hole of the inside abaculus of slider through the second spring, the supporting shoe can be fixed, and be in the state of touching ground, after four supporting shoes embeddings of group touch ground, the universal wheel does not contact ground, and whole device can not take place to remove, thereby make this device possess remove and two kinds of fixed modes of putting, increased the practicality of this device.

Description of the drawings:

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

FIG. 1 is a schematic front view of the structure of the present invention;

FIG. 2 is a schematic side view of the structure of the present invention;

FIG. 3 is an enlarged schematic view of the structure A in FIG. 2 according to the present invention;

fig. 4 is an enlarged schematic view of the structure B in fig. 2 according to the present invention.

In the figure: 1. a base; 2. a universal wheel; 3. a slider; 4. a support block; 5. a first spring; 6. embedding holes; 7. an insert block; 8. a second spring; 9. a support bar; 10. a connecting rod; 11. an electric fan body; 12. a nut; 13. a first bevel gear; 14. a second bevel gear; 15. a knob; 16. welding a sleeve; 17. a third spring; 18. a sliding sleeve; 19. an electric wire.

The specific implementation mode is as follows:

the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: a support for a combined fan comprises a base 1, an electric fan body 11 and an electric wire 19, wherein a universal wheel 2 is fixedly installed at the lower end of the base 1, sliders 3 are welded around the lower end of the base 1, supporting blocks 4 are clamped on the four groups of sliders 3, a first spring 5 is vertically arranged inside each supporting block 4, the lower end of each first spring 5 abuts against the upper end of each slider 3, an embedding hole 6 is transversely formed in the upper side of each supporting block 4, each slider 3 is T-shaped, a sliding groove is formed in one side, which is attached to the base 1, of each supporting block 4, the inner side size of each sliding groove is matched with the outer side size of each slider 3, each supporting block 4 is arranged into a telescopic structure through the corresponding first spring 5 and each slider 3, the structure enables the supporting blocks 4 to slide up and down on the side surfaces of the base 1 through the sliders 3, the first springs 5 can be compressed when the supporting, the first spring 5 can restore the supporting block 4 through elastic force;

the slider 3 is inserted into one end of the supporting block 4 and embedded with an embedded block 7, the inner end of the embedded block 7 is abutted against one end of a second spring 8, the second spring 8 is transversely arranged inside the slider 3, the outer end of the embedded block 7 is semicircular, the inner side size of the embedded hole 6 is matched with the outer side size of the embedded block 7, the embedded block 7 is arranged in the slider 3 through the second spring 8 to form a telescopic structure, and the structure enables the embedded block 7 to stretch into the embedded hole 6 through the elasticity of the second spring 8 when the embedded hole 6 is aligned with the round end of the second spring 8, so that the supporting block 4 is fixed;

the upper end of the base 1 is fixedly welded with a supporting rod 9, the upper end of the supporting rod 9 is inserted with a connecting rod 10, the upper end of the connecting rod 10 is fixedly provided with an electric fan body 11, the outer side of the connecting rod 10 is sleeved with a screw 12, the outer side of the screw 12 is fixedly welded with a first bevel gear 13, the outer side of the connecting rod 10 is provided with an external thread, the connecting rod 10 is matched with the screw 12 through the thread, the lower end of the supporting rod 9 is square, the inner side size of the supporting rod 9 is equal to the outer side size of the lower end of the connecting rod 10, the connecting rod 10 is provided with a lifting structure in the supporting rod 9 through the screw 12, the structure enables the electric fan body 11 of the device to be adjusted in height through rotating a knob 15, when the knob 15 rotates, the first bevel gear 13 is driven to rotate through a second, causing the connecting rod 10 to rise and fall;

the first bevel gear 13 is meshed with the second bevel gear 14, the second bevel gear 14 is fixedly welded at the inner end of a knob 15, the knob 15 is inserted on a support rod 9 through a bearing, a welding sleeve 16 is welded at the lower side of the inner end of the support rod 9 and the upper side inside a connecting rod 10, a third spring 17 is arranged inside the welding sleeve 16, the third spring 17 is sleeved outside a sliding sleeve 18, the sliding sleeve 18 is inserted inside the welding sleeve 16, the upper side of the lower end of the sliding sleeve 18 abuts against the lower end of the third spring 17, an annular bump is arranged at the lower end of the sliding sleeve 18, the upper end of the bump abuts against the lower end of the third spring 17, the outer size of the lower end of the sliding sleeve 18 is equal to the inner size of the welding sleeve 16, the sliding sleeve 18 and the welding sleeve 16 are arranged into a telescopic structure through the third spring 17, and the structure can drive the sliding sleeve 18 to stretch in the, the third spring 17 is extruded, and the force can be absorbed and relieved through the elastic deformation characteristic of the third spring 17, so that the influence on the connection part of the electric wire 19 when the electric wire 19 is pulled is reduced;

the fixed cover of sliding sleeve 18 connects the outside of electric wire 19, and electric wire 19 alternates in connecting rod 10, and electric wire 19 leaves the extra length between two sets of sliding sleeves 18, and length is greater than the length of connecting rod 10, and this structure makes connecting rod 10 when going up and down in bracing piece 9, can drive electric wire 19 and remove to the length that electric wire 19 reserved can be stretched, thereby prevents that electric wire 19 from being excessively dragged.

The working principle is as follows: when the device is used, the device can be driven to move by the universal wheels 2, if the device is required to be kept in a stable placing state, the base 1 can be lifted up and the supporting blocks 4 are sequentially trampled downwards, when the supporting blocks 4 are subjected to downward force, the supporting blocks can slide downwards along the sliding blocks 3, the sliding blocks 3 can extrude the first springs 5, the second springs 8 in a compressed state can push the embedded blocks 7 to be attached to the inner walls of the sliding chutes of the supporting blocks 4, after the embedded blocks 7 are aligned with the embedding holes 6, the second springs 8 in a compressed yellow table can push the embedded blocks 7 to be embedded into the embedding holes 6, the supporting blocks 4 are in a fixed and downwards extending state, after all four groups of supporting blocks 4 are installed, the supporting blocks 4 are in a grounding state, the whole device is in a non-sliding state, when the universal wheels 2 are required to be used, the sliding blocks 3 inserted into the embedding holes 6 only need to be pushed inwards, so that the sliding blocks 3 leave the embedding holes, the supporting block 4 is in a movable state, the first spring 5 in a compressed state can push the supporting block 4 upwards through elastic force, so that the supporting block 4 is reset, the four groups of sliding blocks 3 are sequentially operated, the supporting block 4 can be retracted, the universal wheel 2 can be grounded to drive the device to move, when the height of the electric fan body 11 needs to be adjusted, only the knob 15 needs to be rotated, the knob 15 can drive the second bevel gear 14 to rotate, the second bevel gear 14 can drive the screw 12 to rotate through the first bevel gear 13, the screw 12 can be matched with the thread on the outer surface of the connecting rod 10 when being rotated, so that the connecting rod 10 can be lifted in the supporting rod 9, the height of the electric fan body 11 is adjusted, when the connecting rod 10 is lifted, the electric wire 19 in the connecting rod 10 can be driven by the electric fan body 11 to be stretched, and because the electric wire 19 has surplus length, the electric wire 19 has enough length to, and when electric wire 19 received when dragging, cup jointed two sets ofly on the electric wire 19, sliding sleeve 18 can stretch out and draw back and extrude third spring 17 in welding cover 16, and the elasticity deformation characteristic that third spring 17 itself possessed can be fine absorb and alleviate the pulling force to when avoiding electric wire 19 to receive to drag, produce the influence to the junction at its both ends, do above the utility model discloses a whole theory of operation.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a support for combination fan, includes base (1), electric fan body (11) and electric wire (19), its characterized in that: the electric fan is characterized in that universal wheels (2) are fixedly installed at the lower end of the base (1), sliders (3) are welded on the periphery of the lower end of the base (1), supporting blocks (4) are clamped on the four groups of sliders (3), a first spring (5) is vertically arranged inside each supporting block (4), the lower end of each first spring (5) abuts against the upper end of each slider (3), an embedding hole (6) is transversely formed in the upper side of each supporting block (4), an embedding block (7) is embedded into one end, inserted into each supporting block (4), of each slider (3), the inner end of each embedding block (7) abuts against one end of each second spring (8), each second spring (8) is transversely arranged inside each slider (3), a supporting rod (9) is fixedly welded at the upper end of the base (1), a connecting rod (10) is inserted into the upper end of each supporting rod (9), and an electric fan body (11) is fixedly installed at the upper end of each connecting rod (, the outer side of the connecting rod (10) is sleeved with a screw nut (12), a first bevel gear (13) is fixedly welded on the outer side of the screw nut (12), the first bevel gear (13) is meshed with a second bevel gear (14), the second bevel gear (14) is fixedly welded at the inner end of the knob (15), the knob (15) is inserted on the support rod (9) through a bearing, welding sleeves (16) are welded on the lower side of the inner end of the supporting rod (9) and the upper side of the inner part of the connecting rod (10), and a third spring (17) is arranged in the welding sleeve (16), the third spring (17) is sleeved outside the sliding sleeve (18), and the sliding sleeve (18) is inserted in the welding sleeve (16), the upper side of the lower end of the sliding sleeve (18) is propped against the lower end of the third spring (17), the outer side of a wire (19) is fixedly sleeved on the sliding sleeve (18), and the wire (19) is inserted in the connecting rod (10).

2. The stand for a combination fan according to claim 1, wherein: the slider (3) sets up to the T type, the spout has been seted up to the one side that supporting shoe (4) and base (1) laminated mutually, and the inboard size of spout and the outside size phase-match of slider (3), supporting shoe (4) set up to extending structure through first spring (5) and slider (3).

3. The stand for a combination fan according to claim 1, wherein: the outer end of the embedded block (7) is semicircular, the inner side size of the embedded hole (6) is matched with the outer side size of the embedded block (7), and the embedded block (7) is arranged in the sliding block (3) through a second spring (8) to form a telescopic structure.

4. The stand for a combination fan according to claim 1, wherein: the outside of connecting rod (10) is provided with the external screw thread, connecting rod (10) cooperatees through screw and screw (12), the lower extreme of bracing piece (9) sets up to square, the inboard size of bracing piece (9) equals with the outside size of connecting rod (10) lower extreme, connecting rod (10) set up in bracing piece (9) through screw (12) and are elevation structure.

5. The stand for a combination fan according to claim 1, wherein: the sliding sleeve is characterized in that an annular convex block is arranged at the lower end of the sliding sleeve (18), the upper end of the convex block is abutted against the lower end of the third spring (17), the outer side size of the lower end of the sliding sleeve (18) is equal to the inner side size of the welding sleeve (16), and the sliding sleeve (18) is arranged into a telescopic structure through the third spring (17) and the welding sleeve (16).

6. The stand for a combination fan according to claim 1, wherein: the electric wire (19) is left with extra length between two sets of sliding sleeves (18), and the length is greater than the length of connecting rod (10).