CN206737642U - A kind of lifting chain structure - Google Patents

Abstract

The utility model discloses a kind of lifting chain structure, including upper bush, lower sleeve, connecting rod, first axle piece and second hinge piece；Upper bush is provided with the cylinder bottom of closing, and its inner tube wall is provided with internal gear；Stepped hole is provided with lower sleeve；Macropore and aperture eccentric setting in stepped hole；Connecting rod includes supporting part, gear part and the guide pillar being connected to one from top to bottom；The guide pillar spiral of connecting rod is connected in the aperture of the stepped hole of the lower sleeve；Drive first axle piece, upper bush thereon is driven to rotate, because the gear part on the internal gear and connecting rod on the inner tube wall of upper bush is eccentric internal messing, therefore the gear part in connecting rod rotates, and drive connecting rod upper and lower helical rotation in the aperture of lower sleeve, the cylinder bottom of supporting part contact upper bush in connecting rod, upper bush and the first axle piece for being secured to connect is set to lift vertically.The lifting chain structure can realize the rotation of large range of angle, simple in construction, dismounting and operation facility.

Description

A kind of lifting chain structure

Technical field

It the utility model is related to hinge arrangement technical field, and in particular to a kind of hinge arrangement rotatably lifted.

Background technology

At present in field of house buildings, particularly hinge arrangement used in door is usually common to be opened flat hinge Chain, i.e., it is rotated up in same level side, realizes the folding of door, due in order to avoid the current in shower house is from shower Gap outflow between door and floor, common waterproof form is the following installation waterproof adhesive tape in door, just because of this, If door is to realize to rotate on same level direction, door is during rotation, and waterproof adhesive tape is all the time Ground rotation is adjacent to, not only the push-and-pull process of door can be given to produce resistance, and easily make to be installed in door following Waterproof adhesive tape abrasion, cause waterproof failure, scratch ground etc. influence；Turn in addition, existing door part also has to use The structure type of dynamic lifting chain, still, used lifting chain realize that the structure of lifting is complex, and would generally be because The influence of lifting structure, and the rotational angle of lifting chain is restricted, the rotation of a wide range of angle can not be realized, causes to rise Drop hinge can be limited to because of the difference of angle between two fan doors, while the dismounting that hinge also be present is complex etc. asks Topic.

Utility model content

The purpose of this utility model is solve the problems of the prior art, there is provided one kind can realize large range of angle The rotation of degree, and simple in construction, dismounting and the convenient hinge arrangement rotatably lifted of operation.

To reach above-mentioned purpose, the utility model adopts the following technical scheme that：

A kind of lifting chain structure, including upper bush, lower sleeve, connecting rod, first axle piece and second hinge piece；It is described Upper bush is provided with the cylinder bottom of closing, and the inner tube wall of the upper bush is provided with internal gear；Stepped hole is provided with the lower sleeve；It is described Macropore and aperture eccentric setting in stepped hole；The connecting rod includes supporting part, the tooth being connected to one from top to bottom Wheel portion and guide pillar；The guide pillar spiral of the connecting rod is connected in the aperture of the stepped hole of the lower sleeve；The upper bush is opened In the macropore for the stepped hole that mouth is down inserted into the lower sleeve；The macropore of the outer tube wall of the upper bush and the lower sleeve Inner hole wall be rotationally adapted to；Internal gear on the inner tube wall of the upper bush in the gear part in the connecting rod with nibbling Close；The supporting part of the connecting rod abuts the cylinder bottom of the upper bush；The first axle piece is fixedly connected with the upper bush； The second hinge piece is fixedly connected with the lower sleeve；The first axle piece is driven, drives upper bush thereon to rotate, by In the gear part in the internal gear on the inner tube wall of the upper bush and the connecting rod be eccentric internal messing, therefore the connection Gear part on bar rotates, and drives the connecting rod upper and lower helical rotation, connecting rod in the aperture of the lower sleeve On supporting part contact described in upper bush cylinder bottom, make the upper bush and be secured to connection first axle piece rise vertically Drop.

Further, the outer surface of revolution of the guide pillar is provided with the first helical groove；The interior revolution of the aperture of the stepped hole Face is provided with the first spiral salient being adapted with first helical groove；The connecting rod is by by first spiral salient First helical groove is screwed in, is connected in the lower sleeve.

Further, the interior surface of revolution of the aperture of the stepped hole is provided with spiral helicine first curved groove, and described first Ball, the spiral helicine projection that the internal face that the ball exposes the aperture in the stepped hole is formed are equiped with curved groove Form first spiral salient.

Further, the interior surface of revolution of the aperture of the stepped hole is provided with the second helical groove；The outer revolution of the guide pillar Face is provided with the second spiral salient being adapted with second helical groove；The connecting rod is by by second spiral salient Second helical groove is screwed in, is connected in the lower sleeve.

Further, the outer surface of revolution of the guide pillar is provided with spiral helicine second curved groove, and second curved groove is built-in Provided with ball, the outside wall surface that the ball exposes the guide pillar forms spiral helicine raised composition second spiral salient.

Further, the top of the supporting part of the connecting rod is equiped with Universal caster.

Further, the upper bush and lower sleeve are linked as one with the first axle piece and the second hinge piece respectively Body.

Further, the first axle piece and second hinge piece are equipped with installation through-hole.

Technical scheme described in the utility model is relative to prior art, the beneficial effect of acquirement：

(1) due in the technical program connecting rod spiral connection by way of screw in lower sleeve aperture in, by upper set Jacket casing is connected in connecting rod, and the gear part that upper bush is rotated on the internal gear and connecting rod caused in it forms eccentric internal messing, So as to drive connecting rod helical rotation, and contact upper bush up and down in the aperture of lower sleeve, make upper bush and first axle piece Axially lifting；The rotation of hinge arrangement is realized in the form of eccentric internal messing, the scope of its rotational angle is larger, is applicable to not The shower house of similar shape, the installation of the door of particularly irregular shower house are fixed；Simultaneously as the internal gear of upper bush The process rotated with the gear part internal messing in connecting rod, make connecting rod helical rotation up and down, with simple structure, realize hinge The lifting of chain structure, realize that the effect of lifting is reliable.

(2) the first helical groove is set by the outer surface of revolution in guide pillar, set in the interior surface of revolution of the aperture of stepped hole First spiral salient, connecting rod by the first spiral salient by screwing in the first helical groove the connection realized with lower sleeve, spiral shell The way of realization of rotation structure is simple, and the movable lifting of the connection effect and connecting rod of connecting rod and lower sleeve realizes that effect can Lean on.

(3) spiral helicine first curved groove is set by the outer surface of revolution of the aperture in stepped hole, and in the first curved groove Interior installing ball, the helical raised for exposing stepped hole internal face using ball reduce adding for lower sleeve as the first spiral salient Work difficulty；Meanwhile spiral lifting form is realized using ball, hinge arrangement is further reduced produced by lifting process Noise, and the frictional force of guide pillar and aperture is smaller in lifting process, slides more smooth, therefore the push-and-pull resistance of door is more It is small.

(4) the second spiral salient is set by the outer surface of revolution in guide pillar, set in the interior surface of revolution of the aperture of stepped hole Second helical groove, connecting rod by the second spiral salient by screwing in the second helical groove the connection realized with lower sleeve, spiral shell The way of realization of rotation structure is simple, and the movable lifting of the connection effect and connecting rod of connecting rod and lower sleeve realizes that effect can Lean on.

(5) by setting spiral helicine second curved groove in the outer surface of revolution of guide pillar, and rolling is installed in the second curved groove Pearl, the helical raised for exposing guide pillar outside wall surface using ball had both reduced the difficulty of processing of guide pillar as the second spiral salient；Together When, spiral lifting form is realized using ball, also further reduces hinge arrangement caused noise in lifting process, And the frictional force of guide pillar and aperture is smaller in lifting process, slip is more smooth, therefore the push-and-pull resistance of door is smaller.

(6) Universal caster is installed by the top of the supporting part in connecting rod so that connecting rod in rotation process, and When its supporting part supports upper bush cylinder bottom, connecting rod and the frictional force at upper bush cylinder bottom are smaller, Universal caster and upper bush inner cylinder Slip between bottom is smooth, reduces the rotary resistance of upper bush；Caused noise is smaller in rotation process.

(7) upper bush and lower sleeve are connected as a single entity with first axle piece and second hinge piece respectively, and enhancing upper bush is with The intensity of sleeve, prevent upper bush and lower sleeve during hinge arrangement rotates respectively from first axle piece and second hinge Come off on piece, influence the structural stability of door.

(8) by setting installation through-hole on first axle piece and second hinge piece, in order to hinge arrangement and shower house The installation of door is fixed.

(9) hinge arrangement can fix first axle piece respectively when being installed on door by determining corresponding size With second hinge piece, then by the first axle piece and the upper bush of second hinge piece that are individually fixed on two fan doors and under Sleeve is socketed, and its mounting structure is simple, and can quick regulation installation when required angle.

(10) screw structural, good appearance are can't see after hinge arrangement is installed in place on door.

Brief description of the drawings

Accompanying drawing described herein is used for providing further understanding to of the present utility model, forms one of the present utility model Point, schematic description and description of the present utility model is used to explain the utility model, does not form to of the present utility model Improper restriction.In the accompanying drawings：

Fig. 1 is the dimensional decomposition structure diagram of the utility model embodiment lifting chain structure；

Fig. 2 is the upper and lower sleeve of the utility model embodiment and connecting rod assembling structure schematic diagram；

Fig. 3 is the utility model embodiment lifting chain Standard structural representation；

Fig. 4 be Fig. 3 in the utility model lifting chain structure A-A to cross-sectional view；

Fig. 5 is the utility model embodiment lower sleeve internal structure schematic diagram；

Fig. 6 is the connecting rod structural representation of the utility model embodiment one；

Fig. 7 is the connecting rod of the utility model embodiment one and lower sleeve attachment structure schematic diagram；

Fig. 8 is the connecting rod structural representation of the utility model embodiment two；

Fig. 9 is the connecting rod of the utility model embodiment two and lower sleeve attachment structure schematic diagram；

Figure 10 is the utility model embodiment lifting chain structure rotary state schematic diagram one；

Figure 11 is the utility model embodiment lifting chain structure rotary state schematic diagram two.

Embodiment

In order that technical problem to be solved in the utility model, technical scheme and beneficial effect are clearer, clear, with Under in conjunction with the accompanying drawings and embodiments, the utility model is further elaborated.It is it should be appreciated that described herein specific real Example is applied only to explain the utility model, is not used to limit the utility model.

As shown in Figure 1 to 11, in the utility model embodiment, lifting chain structure includes upper bush 1, lower sleeve 2, connected Extension bar 3, first axle piece 4 and second hinge piece 5.

Upper bush 1 is provided with the cylinder bottom (not shown) of closing, and internal gear 11 is provided with the inner tube wall of upper bush 1.

Be provided with stepped hole 21 in lower sleeve 2, two holes of composition stepped hole 21, i.e., macropore 211 in stepped hole 21 and small The eccentric setting of hole 212.

Connecting rod 3 includes supporting part 31, gear part 32 and the guide pillar 33 set from top to bottom, supporting part 31, gear part 32 It is connected to one with guide pillar 33；Guide pillar 33 in connecting rod 3 is connected to the step in lower sleeve 2 in a manner of spiral connects In the aperture 212 in hole 21, so that movable spiral lifting can be achieved in connecting rod 3 in the aperture 212 of stepped hole 21.

Specifically, the top of the supporting part 31 of connecting rod 3 is equiped with Universal caster 311, is being rotated with reducing connecting rod 3 Cheng Zhong, connecting rod 3 and the frictional force at 1 bottom of upper bush, Universal caster 311 and the slip at the cylinder bottom of upper bush 1 are smooth, in reduction The rotary resistance of sleeve 1, caused noise is smaller in rotation process.

In the macropore 211 of the stepped hole 21 that Open Side Down is inserted into lower sleeve 2 of upper bush 1, the outer tube wall of upper bush 1 with Rotatably it is adapted between the inner hole wall of the macropore 211 of lower sleeve 2；And make the internal gear 11 on the inner tube wall of upper bush 1 with being connected Gear part 32 on bar 3 forms the internal messing state of eccentric form；And the supporting part 31 in connecting rod 3 is abutted in upper bush 1 Cylinder bottom.

First axle piece 4 is fixedly connected with upper bush 1；Second hinge piece 5 is fixedly connected with lower sleeve 2.Specifically, first Hinge plate 4 is connected to one with upper bush 1, and second hinge piece 5 is also connected to one with lower sleeve 2, so as to improve First axle piece 4 and upper bush 1 and the bonding strength of second hinge piece 5 and lower sleeve 2.

Specifically, installation through-hole 7 is equipped with first axle piece 4 and second hinge piece 5, in order to the He of first axle piece 4 The fixed installation of second hinge piece 5 and door body structure.

Specifically, the aperture 212 of the stepped hole 21 in connecting rod 3 and lower sleeve 2 can realize the spiral of connecting rod 3 Or the spiral type of attachment declined includes following two embodiments；

Embodiment one

First helical groove 331 is set on the outer surface of revolution of guide pillar 33, the aperture of the stepped hole 21 on lower sleeve 2 The first spiral salient (not shown) for being adapted with the first helical groove 331 is set on the surface of revolution in 212, by by the One spiral salient (not shown) is screwed in the first helical groove 331, you can realizes connection of the guide pillar 33 in lower sleeve 2.

Specifically, spiral helicine first curved groove 2122 is set on the interior surface of revolution of the aperture 212 of stepped hole 21, and Load ball 6 in first curved slot 2122, then ball 6 exposes the spiral shell that the internal face of the aperture 212 in stepped hole 21 is formed The projection of rotation shape forms the first above-mentioned spiral salient (not shown).

Embodiment two

Second helical groove 2121 is set on the interior surface of revolution of the aperture 212 of the stepped hole 21 on lower sleeve 2, in guide pillar The second spiral salient (not shown) for being adapted with the second helical groove 2121 is set on the 33 outer surface of revolution, by by the Two spiral salient (not shown)s are screwed in the second helical groove 2121, you can realize connection of the guide pillar 33 in lower sleeve 2.

Specifically, spiral helicine second curved groove 332 is set on the outer surface of revolution of guide pillar 33, and in the second curved groove Load balls 6 in 332, then ball 6 exposes the spiral helicine projection that the outside wall surface of guide pillar 33 is formed and forms above-mentioned second Spiral salient (not shown).

During hinge arrangement lifts, driving first axle piece 4, make first axle piece 4 drive it is affixed thereon Upper bush 1 rotates, because the gear part 32 on the internal gear 11 on the inner tube wall in upper bush 1 and connecting rod 3 constitutes bias The internal messing form of type, therefore, the rotation of upper bush 1, the gear part 32 in connecting rod 3 has been driven also to rotate, so as to band Dynamic connecting rod 3 is in the aperture 212 of lower sleeve 2 along the first helical groove 331 or the path direction of the second helical groove 2121 Upper and lower helical rotation, connecting rod 3 is during helical rotation, the supporting part 31 thereon cylinder bottom in contact upper bush 1 all the time, So that upper bush 1 and the first axle piece 4 being fixedly connected with upper bush 1 axially rise or fall.

Using above-described embodiment, because connecting rod 3 screws in lower sleeve 2 by way of spiral connection in the technical program In aperture 212, upper bush 1 is socketed in connecting rod 3, upper bush 1 is rotated in internal gear 11 and the connecting rod 3 caused in it Gear part 32 forms eccentric internal messing, so as to drive the helical rotation, and contact up and down in the aperture 212 of lower sleeve 2 of connecting rod 3 Upper bush 1, make the axially lifting of upper bush 1 and first axle piece 4；The rotation of hinge arrangement is realized in the form of eccentric internal messing, The scope of its rotational angle is larger, is applicable to shower house of different shapes, the door of particularly irregular shower house Installation is fixed；Simultaneously as the process that the internal gear 11 of upper bush 1 rotates with the internal messing of gear part 32 in connecting rod 3, makes company Extension bar helical rotation about 3, with simple structure, the lifting of hinge arrangement is realized, realize that the effect of lifting is reliable.

First helical groove 331 is set by the outer surface of revolution in guide pillar 33, in the interior revolution of the aperture 212 of stepped hole 21 Face sets the first spiral salient (not shown), and connecting rod 3 by the first spiral salient (not shown) by screwing in first The connection with lower sleeve 2 is realized in helical groove 331, the way of realization of helical structure is simple, connecting rod 3 and the company of lower sleeve 2 Connect the movable lifting of effect and connecting rod 3 realizes that effect is reliable.

Spiral helicine first curved groove 2122 is set by the outer surface of revolution of the aperture 212 in stepped hole 21, and first Installing ball 6 in curved groove 2122, the helical raised of the internal face of stepped hole 21 is exposed as the first spiral salient (figure using ball 6 Not shown in), reduce the difficulty of processing of lower sleeve 2；Meanwhile spiral lifting form is realized using ball 6, further reduce Hinge arrangement caused noise in lifting process, and in lifting process guide pillar 33 and aperture 212 frictional force it is smaller, it is sliding It is dynamic more smooth, therefore the push-and-pull resistance of door is smaller.

Second spiral salient (not shown) is set by the outer surface of revolution in guide pillar 33, in the aperture of stepped hole 21 The 212 interior surface of revolution sets the second helical groove 2121, and connecting rod 3 by the second spiral salient (not shown) by screwing in the The connection with lower sleeve 2 is realized in two helical grooves 2121, the way of realization of helical structure is simple, connecting rod 3 and lower sleeve 2 The movable lifting of connection effect and connecting rod 3 realizes that effect is reliable.

Spiral helicine second curved groove 332 is set by the outer surface of revolution in guide pillar 33, and it is built-in in the second curved groove 332 If ball 6, the helical raised for exposing the outside wall surface of guide pillar 33 using ball 6 both reduced as the second spiral salient (not shown) The difficulty of processing of guide pillar 33；Meanwhile spiral lifting form is realized using ball 6, also further reduce hinge arrangement and exist Caused noise in lifting process, and in lifting process guide pillar 33 and aperture 212 frictional force it is smaller, slide it is more smooth, because The push-and-pull resistance of this door is smaller.

Universal caster 311 is installed by the top of the supporting part 31 in connecting rod 3 so that connecting rod 3 in rotation process, And during its supporting part 31 support 1 bottom of upper bush, connecting rod 3 and the frictional force at 1 bottom of upper bush are smaller, Universal caster 311 Slip between the inner cylinder bottom of upper bush 1 is smooth, reduces the rotary resistance of upper bush 1；Caused noise is smaller in rotation process.

Upper bush 1 and lower sleeve 2 are connected as a single entity with first axle piece 4 and second hinge piece 5 respectively, strengthen the He of upper bush 1 The intensity of lower sleeve 2, prevent upper bush 1 and lower sleeve 2 during hinge arrangement rotates respectively from first axle piece 4 and the Come off on two hinge piece 5, influence the structural stability of door.

By setting installation through-hole 7 on first axle piece 4 and second hinge piece 5, in order to hinge arrangement and shower house The installation of door is fixed.

Hinge arrangement can fix the He of first axle piece 4 respectively when being installed on door by determining corresponding size Second hinge piece 5, then the He of upper bush 1 by the first axle piece 4 being individually fixed on two fan doors and second hinge piece 5 Lower sleeve 2 is socketed, and its mounting structure is simple, and can quick regulation installation when required angle.

Hinge arrangement can't see screw structural, good appearance after being installed in place on door.

The preferred embodiment of the type of this practical sample is description above described, it is to be understood that the type of this practical sample not limits to In above-described embodiment, and the exclusion to other embodiment should not be regarded as.Pass through enlightenment of the present utility model, those skilled in the art Also it should be regarded as in the protection domain of this hair utility model with reference to the change that known or prior art, knowledge are carried out.

Claims (8)

1. a kind of lifting chain structure, it is characterized in that：Including upper bush, lower sleeve, connecting rod, first axle piece and second hinge Piece；

The upper bush is provided with the cylinder bottom of closing, and the inner tube wall of the upper bush is provided with internal gear；

Stepped hole is provided with the lower sleeve；Macropore and aperture eccentric setting in the stepped hole；

The connecting rod includes supporting part, gear part and the guide pillar being connected to one from top to bottom；

The guide pillar spiral of the connecting rod is connected in the aperture of the stepped hole of the lower sleeve；

In the macropore of the upper bush stepped hole that Open Side Down is inserted into the lower sleeve；The outer tube wall of the upper bush with The inner hole wall of the macropore of the lower sleeve is rotationally adapted to；

Internal gear on the inner tube wall of the upper bush and the gear part internal messing in the connecting rod；The contact of the connecting rod Portion abuts the cylinder bottom of the upper bush；

The first axle piece is fixedly connected with the upper bush；The second hinge piece is fixedly connected with the lower sleeve；

The first axle piece is driven, drives upper bush thereon to rotate, due to the internal gear on the inner tube wall of the upper bush It is eccentric internal messing with the gear part in the connecting rod, therefore the gear part in the connecting rod rotates, and drive the company Extension bar helical rotation up and down in the aperture of the lower sleeve, the cylinder of upper bush described in the supporting part contact in the connecting rod Bottom, the upper bush and the first axle piece for being secured to connect is set to lift vertically.

2. a kind of lifting chain structure as claimed in claim 1, it is characterized in that：The outer surface of revolution of the guide pillar is provided with the first spiral shell Revolve groove；The interior surface of revolution of the aperture of the stepped hole is provided with the first spiral salient being adapted with first helical groove； The connecting rod is connected in the lower sleeve by the way that first spiral salient is screwed in into first helical groove.

3. a kind of lifting chain structure as claimed in claim 2, it is characterized in that：On the interior surface of revolution of the aperture of the stepped hole Provided with spiral helicine first curved groove, ball is equiped with first curved groove, the ball exposes in the stepped hole Spiral helicine raised composition first spiral salient that the internal face of aperture is formed.

4. a kind of lifting chain structure as claimed in claim 1, it is characterized in that：The interior surface of revolution of the aperture of the stepped hole is set There is the second helical groove；The outer surface of revolution of the guide pillar is provided with the second spiral salient being adapted with second helical groove； The connecting rod is connected in the lower sleeve by the way that second spiral salient is screwed in into second helical groove.

5. a kind of lifting chain structure as claimed in claim 4, it is characterized in that：The outer surface of revolution of the guide pillar is provided with helical form The second curved groove, be equiped with ball in second curved groove, the outside wall surface that the ball exposes the guide pillar forms spiral shell The projection for revolving shape forms second spiral salient.

6. a kind of lifting chain structure as any one of claim 1 to 5, it is characterized in that：The contact of the connecting rod The top in portion is equiped with Universal caster.

7. a kind of lifting chain structure as any one of claim 1 to 5, it is characterized in that：The upper bush and trap Cylinder is connected as a single entity with the first axle piece and the second hinge piece respectively.

8. a kind of lifting chain structure as any one of claim 1 to 5, it is characterized in that：The first axle piece and Second hinge piece is equipped with installation through-hole.