CN205991292U

CN205991292U - Lowering or hoisting gear

Info

Publication number: CN205991292U
Application number: CN201620859472.7U
Authority: CN
Inventors: 许正仪; 李坤哗
Original assignee: Jarllytec Co Ltd
Current assignee: Jarllytec Co Ltd
Priority date: 2016-08-10
Filing date: 2016-08-10
Publication date: 2017-03-01
Anticipated expiration: 2026-08-10

Abstract

A kind of lowering or hoisting gear, it includes a support, and it includes stand on, and on this, the left and right sides of stand is provided with a pair of track slot to ground, and respectively in this track slot, one of two pairs of inward wall are longitudinally provided with the locating slot for a guide rail installing and positioning；One fulcrum bearing, it has a piece, and vertically to extending a pair of fin,, to a fin back side each longitudinal pivot joint at least roller, wherein respectively the outer peripheral face of this roller has the guide groove being socketed this guide rail for this for this piece rear end, makes respectively this roller can be along this guide rail straight skidding；And certain force spring, it is wound into round and is connected on this between stand and this fulcrum bearing.

Description

Lowering or hoisting gear

Technical field

This utility model is related to a kind of lowering or hoisting gear, more particularly, to a kind of lowering or hoisting gear with slipping mechanism.

Background technology

The display that we are contacted in working space or family daily, especially liquid crystal display, see for adapting to us The visual angle seen, in addition to possessing elevation angle adjustment, gradually also increases the setting of lowering or hoisting gear, so that this display is suitable for not With the personage of build, and adjust height, to meet ergonomics requirement.

In general, prior art is used for supported object, the lowering or hoisting gear of the such as display both sides above a support Frame wall is hinged with a pair of fixed rack, and separately a pair of fin at a fulcrum bearing rear is then hinged with a pair of movable rail, makes this to activity Slide rail can be in length travel along this to fixed rack, to adjust this height of display.And this fixed rack and this movable rail Combination, that is, the rail structure being known to us.It is true that still having setting of ball between this fixed rack and this movable rail Put, the movable rail of the ball slide rail structure in order to be formed can be along this fixed rack sliding.

Because aforementioned rail structure is specification product, such as width to assemble for the rail structure of 16mm or 27mm standard specification In support and fulcrum bearing, work as supported object, such as flat screen monitor is large scale, and the rail structure of this standard specification is still arranged in pairs or groups Wide or slightly roomy side frame wall and fin, in addition to making this support have enough support forces, also help assembling The rail structure of this standard specification.But when flat screen monitor is for reduced size or ultra thin dimensions, if utilizing same size Rail structure, support and fulcrum bearing, unavoidably cause to waste, and make the moulding of this support be difficult to be thinned, with plane prison of arranging in pairs or groups Visual organ, so that excessive or blocked up support combines the flat screen monitor of a small size or slimming, also results in lofty in visually Sense, and to be improved.

Secondly, the lowering or hoisting gear of prior art is after using a period of time, due to the relation of force, one or both sides wherein Movable rail in ball slide rail structure can occur the situation misplacing, thus shortens the stroke of sliding, also can produce noise and stop Feel immediately.

Furthermore, the metal casting that aforementioned brackets are formed in one, and there is suitable weight, so that this lowering or hoisting gear is difficult to Lightweight, thus increase the cost of transport.

Therefore, how the slipping mechanism of lowering or hoisting gear and support to be thinned design, so that collocation flat screen monitor, And reduce noise and the sense that pauses, it is the difficult problem that related dealer urgently overcomes.

Utility model content

This utility model main purpose is to provide a kind of lowering or hoisting gear, and it is by a pair of fin of a fulcrum bearing via space Configuration, make be thinned design for a support of each this fin installing to arrange in pairs or groups the supported object being thinned, for example flat Face monitor, thus increase visual consistency aesthetic feeling.

Another main purpose of this utility model is to provide a kind of lowering or hoisting gear, and it is different from prior art standard specification Ball slide rail structure, this of this fulcrum bearing is respectively configured at least one roller by this lowering or hoisting gear to fin, then this support of arranging in pairs or groups Guide rail in a pair of track slot, and respectively the outer peripheral face of this roller has the guide groove being socketed this guide rail, offsets the generation in gap whereby, And there is the effect reducing noise and the sense that pauses, and be conducive to along this guide rail swimmingly straight skidding.

For reaching object defined above, the technological means that this utility model is taken provide a kind of lowering or hoisting gear, and it includes one Frame, it includes stand on, and on this, the left and right sides of stand is provided with a pair of track slot to ground, respectively in two pairs of inward wall in this track slot One longitudinal direction is provided with the locating slot for a guide rail installing and positioning；One fulcrum bearing, it has a piece, and this piece rear end is vertical To extending a pair of fin,, to a fin back side each longitudinal pivot joint at least roller, wherein respectively the outer peripheral face of this roller has set for this Connect a guide groove of this guide rail, make respectively this roller can be along this guide rail straight skidding；And certain force spring, it is wound into round simultaneously It is connected on this between stand and this fulcrum bearing.

For reaching object defined above, another technological means that this utility model is taken provide a kind of lowering or hoisting gear, and it includes One support, it includes stand on, and on this, the left and right sides of stand is provided with a pair of track slot to ground, respectively two pairs of inward wall in this track slot One of be longitudinally integrally formed with a guide rail；One fulcrum bearing, it has a piece, and this piece rear end is vertically to extending a pair of wing Piece,, to a fin back side each longitudinal pivot joint at least roller, wherein respectively the outer peripheral face of this roller has the one of this guide rail of socket for this Guide groove, makes respectively this roller can be along this guide rail straight skidding；And certain force spring, it is wound into round and is connected on this vertical Between frame and this fulcrum bearing.

Brief description

For disclosing particular technique content of the present utility model further, referring initially to accompanying drawing, wherein：

Fig. 1 is the axonometric chart of this utility model lowering or hoisting gear；

Fig. 2 and Fig. 3 is the three-dimensional exploded view of two different visual angles of this utility model lowering or hoisting gear；

Fig. 4 is installed in the three-dimensional exploded view of support for this utility model fulcrum bearing first embodiment；

Fig. 5 is the profile after this utility model fulcrum bearing first embodiment is stood with support group；

The profile that Fig. 6 is captured along a side hatching by Fig. 1；

Fig. 7 is installed in the three-dimensional exploded view of support for this utility model fulcrum bearing second embodiment；And

Fig. 8 is the profile after this utility model fulcrum bearing second embodiment is stood with support group；

Fig. 9 is the profile of another variant embodiment of this utility model fulcrum bearing；And

Figure 10 is the profile of another variant embodiment of this utility model upper bracket.

Specific embodiment

As shown in Figures 1 to 6, substantially, this utility model lowering or hoisting gear includes a support 1, a fulcrum bearing 2, Yi Jiyi Fixed force spring 3.

This support 1 is the support body for the installing of this fulcrum bearing 2, and this support 1 is installed on a base 13, and this support 1 includes On one, stand 11 and is installed in the lower stand 12 below stand 11 on this.Wherein on this, stand 11 is preferably aluminium alloy and squeezes type Elongated plate body, its both sides, such as left and right sides are provided with a pair of track slot 111 to ground.This is separately longitudinally recessed to front between track slot 111 One auxiliary guide groove 112.This (is shown in figure to being further provided with a pair between track slot 111 adjoining this to the slot 113 of track slot 111 2), this is located at this auxiliary guide groove 112 both sides, such as left and right sides to slot 113.Because on this, stand 11 is made by by aluminium alloy, And there is this to track slot 111, this auxiliary guide groove 112 and this setting to slot 113, thus obtaining light-weighted effect.

And the opposite sides in this fulcrum bearing 2 and on this stand 11 this to track slot 111 between, from being directed into longitudinal lifting During sliding, in order to reduce because of collision produced by gap and the situation such as crooked, therefore, in respectively this track slot 111, two is right One of inward wall is longitudinally provided with the locating slot 111a for a guide rail 111b installing and positioning.As shown in figure 5, this guide rail 111b is metal round rod, and this locating slot 111a is then circular groove so that this guide rail 111b can not determine positioned at this with offseting In the groove 111a of position.

This lower stand 12 is preferably the elongated plate body that metal casting is made, and its top projects respectively for being inserted in this to track slot A pair first plug tenons 121 in 111 and confession are inserted in this to a pair second plug tenons 122 in slot 113, and stand 11 on this Bottom rear to first, second plug tenon 121,122 positions should be waited each to open up a first through hole 114 (being shown in Fig. 3) so that Using one first locking part 115 of prior art, for example bolt passes through respectively this first through hole 114, and be locked in this etc. first, the Two plug tenons 121,122, make stand 11 on this be installed in this lower stand 12 top, and are combined as a whole.

For making this lower stand 12 be fixed in this base 13 top surface, therefore, this lower stand 12 bottom surface longitudinally opens up at least One jack 123 and at least one connects hole 124 (being shown in the dotted line shown in Fig. 3), and this base 13 bottom surface is then provided with and is inserted in this extremely At least one location lug 131 in a few jack 123, and wear this base 13 and be locked in this and at least one connect hole 124 at least One second locking part 132, such as bolt.Therefore, this support 1 can erectly be installed in this base 13 top surface.

Furthermore, for providing the installing of this fixed force spring 3, separately a spring abutment 14 is installed in stand 11 top on this, this spring abutment 14 bottom surfaces are provided with a pair fixing tenon 141 for this, slot 113 being plugged and positioning, and top then has an arc recess 142, this arc Recess 142 bridges for this fixed force spring 3 being wound into round, and a free end 31 of this fixed force spring 3 is connected to this supporting Seat 2.

Referring again to Fig. 4 to Fig. 6, in order to connect supported object, such as flat screen monitor, this fulcrum bearing 2 has this fulcrum bearing 2 There is a piece 21, this piece 21 front end and rear end each extend over a docking arm 22 vertical each other and a pair of fin 23.This is to the wing Piece 23 is sheathed on this in track slot 111, and this is to a fin 23 back side each longitudinal pivot joint at least roller 231, such as Fig. 4 and Fig. 5 Shown, respectively roller 231 quantity of this fin 23 installing is two, and longitudinally spaced forms a line.Wherein, in order to reduce because between The produced collision of gap and the situation such as crooked, respectively the outer peripheral face of this roller 231 there is a guide groove 232 of socket this guide rail 111b, And allow this fulcrum bearing 2 this at least one roller 231 of opposite sides with this on stand 11 respectively this track slot 111 in guide rail 111b Clamping action (referring to shown in figure Fig. 5) can be formed, generating and there is the effect reducing noise of gap can be offseted whereby, and respectively This guide rail 111b is in rolling contact with this guide groove 232 of respectively this roller 231, makes respectively this roller 231 can be along in respectively this track slot 111 This guide rail 111b straight skidding.The shape of wherein this guide groove 232 is preferred with V-arrangement, is beneficial to and clamps and be in rolling contact this guide rail 111b, and there is the characteristic that can coordinate this guide rail 111b change in size, therefore this roller 231 is preferred with V-arrangement bearing when implementing.

As shown in figure 4, this to fin 23 for convenience of this grade roller 231 installing, the installing of therefore corresponding respectively this roller 231 Position each opens up a race 233, and then respectively this roller 231 wears rear with one the 3rd locking part 234 and is locked in this race In 233.And this is arranged in this to track slot 111 to fin 23, makes this fulcrum bearing 2 be able to stand 11 front on this and longitudinally lift.

This docking arm 22 front pivot joint one adjustment part 24, this adjustment part 24 extends back a pair of swing arm 241, and will phase each other This adjacent docking arm 22 with this to swing arm 241 with the pivot structure pivot joint of a prior art, make this adjustment part 24 with respect to supporting Seat 2 is swung up and down.

Additionally, this piece 21 back side includes a guiding projection 25 being sheathed in this auxiliary guide groove 112；Due to each this guide rail 111b to bear this fulcrum bearing 2 and the weight of this supported object via corresponding respectively this roller 231, so using the longevity to extend Life, therefore, by a wearing piece 251, the such as lid being made up of polyacetal resin (Polyoxymethylene, english abbreviation POM) Body is sheathed on this guiding projection 25, so that this wearing piece 251 and this auxiliary guide groove 112 is formed and contacts, and by a connection piece 252, example As bolt wears this guiding projection 25 and connects this wearing piece 251, this wearing piece 251 is adjusted with the weight according to supported object This auxiliary guide groove 112 of continuous contact, this measure can form supporting role, to share born heavy burden, and extends respectively this guide rail The advantage of 111b service life.

This fixed force spring 3 is prior art, and it is wound into the arc recess 142 that the cast portion of round is placed in this spring abutment 14, should This free end 31 of fixed force spring 3 extends downwardly and is fixedly arranged on this piece 21, and the elastic force of this fixed force spring 3 be enough to support this supporting Seat 2 and this supported object, the weight of such as flat screen monitor, make this supported object can indulge in this support 1 front together with fulcrum bearing 2 To lifting and stagnation positioning.

This utility model via the description to each assembly and the vertical relation of group, the space kenel after its group is vertical as shown in figure 1, this When, respectively this roller 231 that this fulcrum bearing 2 is arranged by respectively this fin 231 is longitudinal along this guide rail 111b in respectively this track slot 111 Sliding, is separately connected to this fulcrum bearing 2 and stand 11 on this by this fixed force spring 3, makes this fixed force spring 3 bestow this constantly Bearing 2 active force upwards, and with this supported object, the downward gravity of such as flat screen monitor balances each other, and makes this fulcrum bearing 2 Can steadily glidingly stand 11 front longitudinally lifting on this.

Referring again to Fig. 5 and Fig. 6, itself it will be evident that respectively this roller 231 be adjacent to this guide rail in each this track slot 111 111b that is to say, that respectively this roller 231 of this fin 231 support this guide rail 111b in each this track slot 111 respectively, make this Bearing 2 is arranged oppositely this to clamped by guide rail 111b, so will be helpful in slipping, and make each this roller 231 should Guide groove 232 is constantly in rolling contact respectively this guide rail 111b, and carries out longitudinal lift adjustment with being stabilized.

As shown in Fig. 7 to Fig. 8, it discloses the second embodiment of this fulcrum bearing, and this second embodiment is compared to the first enforcement Example, identical label (symbol) in order to represent identical component, because this second embodiment shares many with this first embodiment Shared component, thus be only discussed in detail below at both difference.

The guide rail 111b of this second embodiment is longitudinally integrally provided on respectively one of interior two pairs of inward wall of this track slot 111, and Need not must be provided with for this guide rail 111b installing and the locating slot 111a positioning as this first embodiment, thus obtaining assembly economization Purpose outside, and reduce the operation of assembling.

As shown in figure 9, increasing, through in respectively this fin 23, race 233 quantity opening up, such as three, make respectively this roller Moreover it is possible to by by the quantity phase of this grade roller 231 and this grade race 233 outside 231 can be installed in this race 233 selected Mutually correspond to, and contribute to sharing born heavy burden, thus obtaining the action of smooth longitudinally lifting.

As shown in Figure 10, respectively the set location of this guide rail 111b in this track slot 111 is not limited in respectively this track slot 111 Outside.That is, this guide rail 111b may also be arranged on the inner side in each this track slot 111, also belong to this utility model and be intended to protect The scope of shield.

So, via enforcement of the present utility model, effect that it is obtained is, by this to fin and its roller configuration Design, make this to fin on this stand this to longitudinal swimmingly lifting moving in track slot, decapacitation increase the service life outer, and The situation of noise generation can effectively be reduced, therefore the rail structure of prior art normalization, particularly subtracting via assembly can be replaced Save design, can effectively reduce manufacturing cost.Furthermore, this to fin via space configuration, make for this slip base installing this on Stand is thinned and light-weight design, then by stand collocation this lower stand of thickness identical on this, makes this support thin with this The supported object of type, such as flat screen monitor form visual consistency aesthetic feeling, are really that ware is not one of seen before very Good structure.

Disclosed in this utility model, it is one kind of preferred embodiment, all come from technological thought of the present utility model and be Those skilled in the art are easy to the partial alteration deducing or modification, all without departing from patent right category of the present utility model.

Claims

1. a kind of lowering or hoisting gear, it includes：

One support, it includes stand on, and on this, the left and right sides of stand is provided with a pair of track slot to ground, respectively in this track slot two to One of inwall is longitudinally provided with the locating slot for a guide rail installing and positioning；

One fulcrum bearing, it has a piece, and vertically to extending a pair of fin, this is to the fin back side each longitudinal pivot for this piece rear end It is connected to a few roller, wherein respectively the outer peripheral face of this roller has the guide groove being socketed this guide rail, so that respectively this roller can be led along this Rail straight skidding；And

Certain force spring, it is wound into round and is connected on this between stand and this fulcrum bearing.

2. a kind of lowering or hoisting gear, it includes：

One support, it includes stand on, and on this, the left and right sides of stand is provided with a pair of track slot to ground, respectively in this track slot two to One of inwall is longitudinally integrally formed with a guide rail；

3. lowering or hoisting gear as claimed in claim 1 or 2, wherein this roller are V-arrangement bearing, are beneficial to and clamp and be in rolling contact this Guide rail.

4. this channel configuration of lowering or hoisting gear as claimed in claim 1 or 2, wherein this roller is V-arrangement, is beneficial to and clamps and roll Dynamic this guide rail of contact.

5. lowering or hoisting gear as claimed in claim 1, wherein this locating slot are circular groove, and this guide rail is metal round rod.

6. lowering or hoisting gear as claimed in claim 1 or 2, wherein this is each opened in the installation position of corresponding respectively this roller to fin If a race, respectively this roller wears rear with one the 3rd locking part and is locked in this race.

7. lowering or hoisting gear as claimed in claim 1 or 2, wherein this support further include that one is installed in below stand on this Lower stand, this lower stand is fixed in a base top surface；Wherein on this, the elongated plate body of type is squeezed in stand for aluminium alloy, and this lower stand The elongated plate body made for metal casting.

8. lowering or hoisting gear as claimed in claim 7, wherein this lower stand top project a pair for being inserted in this in track slot First plug tenon；And this is to being further provided with a pair adjoining this slot to track slot between track slot, this lower stand top separately projects one To for being inserted in this to the second plug tenon in slot.

9. lowering or hoisting gear as claimed in claim 8, wherein on this, stand bottom rear is to should wait first, second plug tenon position Each open up a first through hole, separately one first locking part by respectively this first through hole and is locked in this etc. first, second plug tenon.

10. lowering or hoisting gear as claimed in claim 7, wherein this lower stand bottom surface longitudinally open up at least one jack and at least and connect Hole, and this base end face is then provided with least one location lug being inserted in this at least one jack, and wear this base and lock In this at least one at least one second locking part connecing hole.

11. lowering or hoisting gears as claimed in claim 1 or 2, wherein this separately longitudinally recessed one assists guide groove to front between track slot； And this piece back side includes a guiding projection being sheathed in this auxiliary guide groove.

12. lowering or hoisting gears as claimed in claim 11, the wherein back side of this guiding projection combine a wearing piece, make this wearing piece Formed with this auxiliary guide groove and contact.

13. lowering or hoisting gears as claimed in claim 1 or 2, wherein on this, stand further includes a spring abutment, and this to track slot it Between be then provided with a pair and adjoin this slot to track slot, this spring abutment bottom surface is provided with a pair fixation for this, slot being plugged and positioning Tenon, and top then has an arc recess bridging for this fixed force spring.

Extend a docking arm, this docking arm adjoins one in front of 14. lowering or hoisting gears as claimed in claim 1 or 2, wherein this piece A pair of swing arm that adjustment part extends back, by this docking arm with this to swing arm with a pivot structure pivot joint, make this adjustment part relatively Swung up and down in this fulcrum bearing.