CN209483673U - A kind of plastic sleeve device of vertical electric-fan lifting - Google Patents

Abstract

The utility model discloses a kind of plastic sleeve devices of vertical electric-fan lifting, including upper retaining ring, cylinder, through-hole, double stiffener, single stiffener, movable plate, grooving, reinforcing rib and hex nut mounting hole, cylinder is fixedly mounted below retaining ring and middle position is provided with through-hole structure, circumference permutation is mounted with multiple double stiffeners and single stiffener on the outer circle cross section of cylinder, it can facilitate and plastic sleeve device is mounted in steel pipe, when in use, due to a steel pipe is placed in the through-hole of the device and steel pipe can conveniently adjust as needed height, the device is innovative to devise movable plate structure on cylinder, and design has reinforcing rib and hex nut mounting hole on movable plate, hex nut is placed when use in hex nut mounting hole to place, and through-hole tightens bolt squeezing by movable plate Pressure can by be located at through-hole in steel pipe be locked, have the characteristics that structure it is simple, it is easy to install disassembly, locking facilitate and long service life.

Description

A kind of plastic sleeve device of vertical electric-fan lifting

Technical field

The utility model relates to household electrical appliances production technical fields, and in particular to a kind of plastic sleeve of vertical electric-fan lifting Device.

Background technique

Electric fan is common household appliances, especially vertical electric-fan, due to adjustable with height, the function that can turn to Can, the popular welcome of people is received, has a plastic sleeve structure in vertical electric-fan, this structure is fixedly mounted at electricity On the plastics or steel tube base sleeve of fan bottom, the steel that can be used for going up and down then is placed inside plastic sleeve Pipe, requires plastic sleeve that can facilitate installation in production, while requiring installation relatively secured, wherein being placed on the steel pipe of the inside Height-adjustable function is required, the function of both having can move up and down and then be locked, this set in existing electric fan Barrel structure there is a problem of some very universal, and the plastic sleeve of most of producers production is all cylindrical solid structure, this structure Mount and dismount it is very inconvenient, a problem is also that when people need to adjust the height of steel pipe, often by entire plastics Sleeve is extracted together, greatly affected the client of vertical electric-fan using comfort, there are also be exactly to ask in the presence of locking is difficult Often there is the problem of entire plastic sleeve loosens after locking in topic, and for these problems, we just need to design a kind of new Structure so that this plastic sleeve structure have the characteristics that installation and removal it is convenient, and during locking can jail Gu the compression of the lifting steel pipe in plastic sleeve will be located at, the installation fastness of entire plastic sleeve, this reality are not influenced also A kind of assembling structure being made of double stiffener and single stiffener is devised with new innovative, not only reduces installation When frictional force with cooperation cylindrical wall, and in turn ensure fastness and innovative design movable plate and the hexagonal spiral shell of clamping Hex nut, is first placed in hex nut mounting hole, hex(agonal)screw passes through peace by the novel extrusion mode of female mounting hole composition Pass through the hex nut tightened or loosened and be located in hex nut mounting hole after dress arm, so that it may the front and back of movable plate be driven to transport It is dynamic, realize that the function that the lifting steel pipe being located in through-hole is squeezed and unclamped, the structure solve existing vertical electric-fan Some minor issues that middle lifting steel pipe occurs in use, improve the service life of fan, have very positive answer With and promotional value.

Summary of the invention

In view of the deficiencies of the prior art, the utility model is intended to provide a kind of plastic sheath wound packages of vertical electric-fan lifting It sets.

To achieve the above objectives, the present invention adopts the following technical solutions:

A kind of plastic sleeve device of vertical electric-fan lifting, including upper retaining ring, cylinder, through-hole, double stiffener, list Row's stiffener, movable plate, grooving, reinforcing rib and hex nut mounting hole, the cylinder are fixedly mounted on the lower orientation of retaining ring It sets, the middle position that through-hole is located at upper retaining ring and cylinder is arranged for placing the steel pipe of electric fan lifting, double stiffener for two Strip rectangle rod structure and single stiffener are a column strip rectangle rod structure, and double stiffener and single stiffener circumference are whole The lower position of column being mounted on the outer circle cross section of cylinder and be located at upper retaining ring, movable plate are located on cylinder and are provided at both ends Two grooving structures, reinforcing rib are a strip rectangular column and the middle position for being located at movable plate, and hex nut mounting hole is centre Hexagonal rod structure with interior hexagonal groove and the middle position for being fixedly mounted on movable plate.

Further, the circle end face diameter of the upper retaining ring is 51.9mm, is highly 5.5mm and upper end apex angle is 23 ° Chamfering structure.

Further, the cylinder be circle end face diameter 37mm, thickness 4.5mm, be highly 50mm inner hole cylindrical body Structure.

Further, the double stiffener and the equal circumference permutation of single stiffener are mounted on the outside end face of cylinder, And the outer end face maximum distance of double stiffener and single stiffener is 50mm.

The utility model has the following beneficial effects:

A kind of plastic sleeve device of vertical electric-fan lifting of the utility model, the device is when in use due to that need to lead to Place a steel pipe in hole, and steel pipe is according to the adjustable height of the needs of people, in order to realize both can conveniently adjust height and Lock the firm function of steel pipe, while not influencing the integral firmness of entire plastic sleeve device again, the device it is innovative Movable plate structure is devised on cylinder, and design has a reinforcing rib and hex nut mounting hole on movable plate, in hexagonal when use A hex nut is first placed in nut mounting hole, is then nested into the device in the electric fan base casing of lower section, in electricity It is located at the through-hole that the hex nut position of mounting hole on plastic sleeve is provided with an installation bolt on fan base casing, by bolt Cooperate across electric fan base casing and with the hex bolts for being located at hex nut mounting hole, and tighten bolt to drive work Movable plate travels forward, and the steel pipe being located in through-hole can be locked by the extruding force of movable plate, by tightening or loosening Hex nut in hex nut mounting hole, so that it may drive moving forward and backward for movable plate, realize in through-hole The function that steel pipe is squeezed and unclamped, while the device devises the assembly knot being made of double stiffener and single stiffener Structure, frictional force when not only reducing installation with electric fan base casing inner cylindrical wall, and in turn ensure the fastness of clamping, it should Device has the characteristics that simple structure, disassembly easy to install, locking be convenient and long service life, and improve entire fan uses the longevity Life has very positive application and promotional value.

Detailed description of the invention

Fig. 1 is a kind of overall structure diagram of the plastic sleeve device of vertical electric-fan lifting of the utility model；

Fig. 2 is that a kind of structure of the plastic sleeve device of vertical electric-fan lifting of the utility model under another angle is shown It is intended to；

Fig. 3 is that a kind of plastic sleeve device of vertical electric-fan lifting of the utility model shows in the structure that axis is surveyed under direction It is intended to；

Fig. 4 is that a kind of structure of the plastic sleeve device of vertical electric-fan lifting of the utility model in preceding apparent direction is shown It is intended to；

Fig. 5 is that a kind of structure of the plastic sleeve device of vertical electric-fan lifting of the utility model in left view direction is shown It is intended to；

Fig. 6 is that a kind of structure of the plastic sleeve device of vertical electric-fan lifting of the utility model in overlook direction is shown It is intended to；

Fig. 7 is that a kind of plastic sleeve device of vertical electric-fan lifting of the utility model shows in the structure looked up on direction It is intended to.

In figure: 1, upper retaining ring；2, cylinder；3, through-hole；4, double stiffener；5, single stiffener；6, movable plate；7, it cuts Slot；8, reinforcing rib；9, hex nut mounting hole.

Specific embodiment

With reference to the accompanying drawing and specific embodiment, the utility model will be further described, in order to clearer reason Solve the technical idea of the requires of the utility model protection.

A kind of plastic sleeve device of vertical electric-fan lifting of the utility model as shown in Fig. 1 to 7, including upper retaining ring 1, Cylinder 2, through-hole 3, double stiffener 4, single stiffener 5, movable plate 6, grooving 7, reinforcing rib 8 and hex nut mounting hole 9, institute The lower position that cylinder 2 is fixedly mounted on retaining ring 1 is stated, through-hole 3 is located at the middle position of upper retaining ring 1 and cylinder 2 for placing The steel pipe of electric fan lifting, double stiffener 4 is two column strip rectangle rod structures and single stiffener 5 is a column strip square Shape rod structure, 5 circumference permutation of double stiffener 4 and single stiffener are mounted on the outer circle cross section of cylinder 2 and are located at upper gear The lower position of circle 1, movable plate 6 are located on cylinder 2 and are provided with two 7 structures of grooving at both ends, and reinforcing rib 8 is a strip rectangle Column and the middle position for being located at movable plate 6, hex nut mounting hole 9 are the intermediate hexagonal rod structure with interior hexagonal groove and solid Dingan County is mounted in the middle position of movable plate 6.

Specifically, the circle end face diameter of the upper retaining ring 1 is 51.9mm, is highly 5.5mm and upper end apex angle is 23 ° Chamfering structure.The cylinder 2 is circle end face diameter 37mm, thickness 4.5mm, be highly 50mm inner hole cylindrical structure.

The double stiffener 4 and the equal circumference permutation of single stiffener 5 are mounted on the outside end face of cylinder 2, and double The outer end face maximum distance of stiffener 4 and single stiffener 5 is 50mm.

The working principle of the utility model are as follows: the device in through-hole 3 when in use due to that need to place a steel pipe, and steel Pipe both can conveniently adjust height and the securely function of locking steel pipe according to the adjustable height of the needs of people, in order to realize, together When do not influence the integral firmness of entire plastic sleeve device again, the device is innovative to devise 6 knot of movable plate on cylinder 2 Structure, and design has a reinforcing rib 8 and hex nut mounting hole 9 on movable plate 6, when use, first put in hex nut mounting hole 9 A hex nut is set, is then nested into the device in the electric fan base casing of lower section, it is upper in electric fan base casing It is provided with the through-hole of an installation bolt in the position of the hex nut mounting hole 9 on plastic sleeve, bolt is passed through into electric fan bottom Cover for seat Guan Bingyu is located at the hex bolts cooperation of hex nut mounting hole 9, and tightening bolt can drive movable plate 6 to transport forward It is dynamic, the steel pipe being located in through-hole 3 can be locked by the extruding force of movable plate 6, by tightening or loosening positioned at hexagonal Hex nut in nut mounting hole 9, so that it may drive moving forward and backward for movable plate 6, realize to the steel pipe being located in through-hole 3 into The function that row is squeezed and unclamped, while the device devises the assembling structure being made of double stiffener 4 and single stiffener 5, Frictional force when not only reducing installation with electric fan base casing inner cylindrical wall, and in turn ensure the fastness of clamping, the dress Setting has the characteristics that simple structure, disassembly easy to install, locking be convenient and long service life, and improve entire fan uses the longevity Life has very positive application and promotional value.

For those skilled in the art, it can make other each according to the above description of the technical scheme and ideas Kind is corresponding to be changed and deforms, and all these change and deform the guarantor that all should belong to the utility model claims Within the scope of shield.

Claims (4)

1. a kind of plastic sleeve device of vertical electric-fan lifting, it is characterised in that: including upper retaining ring (1), cylinder (2), lead to Hole (3), double stiffener (4), single stiffener (5), movable plate (6), grooving (7), reinforcing rib (8) and hex nut mounting hole (9), the cylinder (2) is fixedly mounted on the lower position of retaining ring (1), and through-hole (3) is located at upper retaining ring (1) and cylinder (2) Middle position is used to place the steel pipe of electric fan lifting, double stiffener (4) be two column strip rectangle rod structures and it is single plus Strong item (5) is a column strip rectangle rod structure, and double stiffener (4) and single stiffener (5) circumference permutation are mounted on cylinder (2) lower position on outer circle cross section and positioned at upper retaining ring (1), movable plate (6) are located on cylinder (2) and are provided with two at both ends Grooving (7) structure, reinforcing rib (8) are a strip rectangular column and the middle position for being located at movable plate (6), hex nut mounting hole (9) there is the hexagonal rod structure of interior hexagonal groove for centre and is fixedly mounted on the middle position of movable plate (6).

2. a kind of plastic sleeve device of vertical electric-fan lifting as described in claim 1, it is characterised in that: the upper gear The chamfering structure that the circle end face diameter of circle (1) is 51.9mm, is highly 5.5mm and upper end apex angle is 23 °.

3. a kind of plastic sleeve device of vertical electric-fan lifting as described in claim 1, it is characterised in that: the cylinder (2) be circle end face diameter 37mm, thickness 4.5mm, be highly 50mm inner hole cylindrical structure.

4. a kind of plastic sleeve device of vertical electric-fan lifting as described in claim 1, it is characterised in that: described double Stiffener (4) and single stiffener (5) circumference permutation are mounted on the outside end face of cylinder (2), and double stiffener (4) and The outer end face maximum distance of single stiffener (5) is 50mm.