CN2442577Y

CN2442577Y - Lifter for computer desk

Info

Publication number: CN2442577Y
Application number: CN 00254486
Authority: CN
Inventors: 罗佑任
Original assignee: JIUZHOU ENTERPRISE CO Ltd
Current assignee: JIUZHOU ENTERPRISE CO Ltd
Priority date: 2000-09-29
Filing date: 2000-09-29
Publication date: 2001-08-15
Anticipated expiration: 2010-09-29

Abstract

The utility model relates to a lifter for a computer desk. The utility model is composed of two opposite lifters between both sides of the bottom of a desk board and a base. The two lifters are fixed with outer tubes, and movable inner tubes are respectively inserted into the lifters. The relative inner side of the fixing outer tubes and the movable inner tubes is provided with at least one positioning hole and a plurality of regulation holes. A bearer is fixed between the two fixing outer tubes. The bearer is pivoted with a deflector rod. The deflector rod is fixedly connected with one end of two connecting rods. The other end of the two connecting rods is pivoted with a clamping block. The clamping part of the clamping block can be inserted into the positioning hole and the regulation holes. Elastic components are respectively arranged among the connecting rods and the bearer. Owing to the combination, the utility model has the function of conveniently adjusting the height of the computer desk.

Description

The computer desk lowering or hoisting gear

The utility model relates to a kind of computer desk, particularly relates to a kind of adjustment computer desk lowering or hoisting gear highly quite easily.

As shown in Figure 1, computer desk 10 with elevating function is that installing one lowering or hoisting gear 20 is formed between a table 11 two bottom sides and base 12, this lowering or hoisting gear 20 is that the movable internal pipe 22 of respectively planting in the fixedly outer tube 21 of two suitable spacings constitutes, fixedly outer tube 21 bottoms are fixedly arranged in base 12, movable internal pipe 22 tops are consolidated in table 11, be somebody's turn to do fixedly outer tube 21, movable internal pipe 22 lateral surfaces and the corresponding locating hole 211 that is respectively equipped with, number is adjusted screw 221, again bolt 23 locks are inserted this locating hole 211 and adjusted in the screw 221, just can make this movable internal pipe 22 location; Though above-mentioned computer desk 10 can be by lowering or hoisting gear 20 to adjust table 11 height, but, adjust the height operation of table 11, be in regular turn four support bolts 23 to be unscrewed earlier, afterwards, predetermined altitude is drawn high or pressed to table 11, again four support bolts 23 are locked again locating hole 211 and adjusted in the screw 221, after four movable internal pipes 22 are located really, can finish the work of adjusting table 11 height, have and adjust quite inconvenient, the quite time-consuming disappearance of operation.

The purpose of this utility model is to provide that a kind of adjustment table height is quite convenient, timesaving computer desk lowering or hoisting gear.

Computer desk lowering or hoisting gear of the present utility model is that installing two relative lowering or hoisting gears are formed between a table and base; It is characterized in that: two suitable spacings of this lowering or hoisting gear fixedly respectively are plugged with a movable internal pipe in the outer tube, fixedly outer tube and movable internal pipe relative inner are respectively equipped with at least one locating hole, number is adjusted the hole, in addition, this two fixedly has been installed with a bearing seat between the outer tube, hub setting has a driving lever on this bearing seat, two connecting rods, one end is to be consolidated in this driving lever, this two connecting rod holds then pivot to tie in a holding piece in addition, this holding piece and hub setting are in the bearing seat, and convex with a blocking part and can snap in locating hole and adjust in the hole, between this connecting rod and the bearing seat and respectively device has a flexible member; By above-mentioned composition, make clipping block withdraw from the adjustment hole of movable internal pipe when stirring driving lever, just can adjust the height of movable internal pipe, and blocking part can snap in locating hole by the back stretch of flexible member automatically and adjust in the hole, makes to the utlity model has quite convenient, the timesaving function of adjustment height operation.

Below by most preferred embodiment and accompanying drawing the utility model computer desk lowering or hoisting gear is elaborated, in the accompanying drawing:

Fig. 1 is the schematic perspective view of general computer desk.

Fig. 2 is the exploded perspective schematic diagram of the utility model preferred embodiment.

Fig. 3 is the combination schematic perspective view of the utility model preferred embodiment.

Fig. 4 is the part cross-sectional schematic that the movable internal pipe of the utility model preferred embodiment is in positioning states.

Fig. 5 is the adjustment high-level schematic of the utility model preferred embodiment.

Fig. 6 is the part cross-sectional schematic after height is adjusted in the utility model preferred embodiment.

Fig. 7 is the stereoscopic schematic diagram of the utility model preferred embodiment.

As shown in Figure 2, the utility model computer desk lowering or hoisting gear consists predominantly of two fixedly outer tube 30, two movable internal pipes 40, a bearing seat 50, a driving lever 60, two connecting rods 70, two holding pieces 80 and two flexible members 90.This two fixedly outer tube 30 are bodys of the suitable caliber of tool, cooperate shown in Figure 7, and its bottom 31 is fixedly arranged in the base 101 of computer desk 100 according to suitable spacing, be somebody's turn to do fixedly outer tube 30 relative inner and the corresponding locating hole 32 that respectively is provided with, in addition, for increasing whole steadiness of the present utility model, so can be at this two fixing fixed again reinforcing block 33 between the outer tube 30.In the body that this two movable internal pipe 40 is the suitable calibers of tool and the outer tube 33 of can planting fixedly, and corresponding to fixedly, the locating hole 32 of outer tube 30 is provided with most holes 41 of adjusting, these two movable internal pipes, 40 tops also are consolidated with a jam plate 42, can be convenient to the table 102 of computer desk 100 fixed.

This bearing seat 50 is blocks of tool suitable thickness, be consolidated in two fixedly between the outer tube 30, and be positioned at locating hole 32 sides, these bearing seat 50 nearly midline are provided with a pivot hole 51 can supply driving lever 60 hub settings, bilateral symmetry respectively is provided with a perforation 52 can supply 80 hub settings of holding piece, in these 52 belows and provided one and collude hole 53 and can supply elasticity element 90 collude to put of boring a hole.This driving lever 60 is bodies of rod of tool suitable thickness, length, be arranged with hub setting portion 61 and dial the portion 62 of putting, this hub setting portion 61 has provided a pivot hole 611, can tie element 63 (for example rivet) by pivot and wear the pivot hole 51 that pivot is crossed this pivot hole 611 and bearing seat 50, after the hub setting these driving lever 60 pivots are tied in bearing seat 50 more in addition, and can rotate for rotating shaft by this pivot knot element 63, this hub setting portion 61 has respectively provided a connect apertures 612 in 611 both sides, pivot hole, in addition, this group put portion 62 and can protrude from the outer so that hand of bearing seat 50 and stir.

This two connecting rod 70 is bodies of rod of tool suitable thickness, length, its linking part 71 has provided a connect apertures 711, can fasten respectively in the connect apertures 612 of this connect apertures 711 and two connecting rods 60 by two link components 64 (for example pin, rivet), so that the linking part 71 of two connecting rods 70 is consolidated in pivot knot element 63 both sides of driving lever 60 respectively, pivot part 72 as for this connecting rod 70 has provided a pivot hole 721, on this connecting rod 70 between connect apertures 711 and pivot hole 721 and be provided with number and collude holes 73.

This holding piece 80 is blocks of tool suitable thickness, two pivot holes 81 have been provided on it, 82, its pivot hole 81 is to wear pivot to tie with pivot part 72 pivots of connecting rod 70 for pivot knot element 83, another pivot knot element 84 of 82 confessions in pivot hole is worn pivot to tie with bearing seat 50 pivots, this holding piece 80 outsides and be convexly equipped with out a blocking part 85, in the locating hole 32 that can snap in fixing outer tube 30 and the adjustment hole 41 of movable internal pipe 40, this blocking part 85 also has a plane 851, top and an inclined-plane, an end 852, and the leading portion height of this blocking part 85 fixedly locating hole 32 apertures of outer tube 30 are little, cooperate shown in Figure 5, be that this clipping block 85 can have enough rotation spaces when holding piece 80 is the rotating shaft rotation with pivot knot element 84.

This flexible member 90 is that to lift extension spring be the example explanation, one hook part 91 be collude place connecting rod 70

collude hole

73,92 of another hook parts collude place bearing seat 50 collude hole 53.

Its assembling shown in Fig. 3,4, at first, fastens two link components 64 in two connect apertures 612 of the hub setting portion 61 of driving lever 60 respectively, and in the connect apertures 711 of the linking part 71 of two connecting rods 70, then the linking part 71 of this two connecting rod 70 will be consolidated in driving lever 60; Secondly, two pivots knot element 83 is worn the pivot hole 721 of pivot in the pivot part 72 of this two connecting rod 70 respectively, in the pivot hole 81 of two holding pieces 80, again with this pivot knot element 83 in addition after the hub setting, then this two connecting rod 70 will be distinguished pivot and tie in two holding pieces 80; Moreover, pivot is tied element 63 wear pivot in the pivot hole 611 of the hub setting portion 61 of this driving lever 60 and the pivot hole 51 of bearing seat 50, again with this pivot knot element 63 in addition after the hub setting, then this driving lever 60 with hub setting in bearing seat 50, and two connecting rods 70, two holding pieces, 80 symmetries are positioned at this driving lever 60 both sides, and the linking part 71 of this two connecting rod 70 just is positioned at pivot knot element 63 both sides, afterwards, pivot is tied element 84 wear pivot in the pivot hole 52 of the pivot hole 82 of this holding piece 80 and bearing seat 50, again with this pivot knot element 84 in addition after the hub setting, then on bearing seat 50, simultaneously stretch in the locating hole 32 of inserting fixing outer tube 30 by its blocking part 85 with hub setting for this holding piece 80; At last, the hook part 91 that bullet is given birth to element 90 collude place connecting rod 70 collude hole 73, another hook part 92 collude place bearing seat 50 collude hole 53, in the outer tube 30 of again movable internal pipe 40 being planted fixedly, just can finish assembling of the present utility model.

Its use, as shown in Figure 7, the table 102 of computer desk 100 is fixed with the jam plate 42 of movable internal pipe 40, cooperate shown in Figure 4, be positioned at predetermined altitude and work as this table 102, when just movable internal pipe 40 is in positioning states, the blocking part 85 of holding piece 80 is to snap in the adjustment hole 41 of the locating hole 32 that is fixed in outer tube 30 and movable internal pipe 40, continue as shown in Figure 5, when desire is adjusted the height of this table 102, it is the portion 62 of putting of dialling that finger is placed driving lever 60, and it is executed a switching power (being the direction of arrow of Fig. 4), then will to tie element 63 with pivot be that rotating shaft rotates to this driving lever 60, because of the linking part 71 of this driving lever 60 by link component 64 fixed two connecting rods 70, so this two connecting rod 70 will be driven by driving lever 60 and produce displacement, tie in holding piece 80 by pivot knot element 83 pivots because of the pivot part 72 of this connecting rod 70 again, and this holding piece 80 is tied element 84 hub settings in bearing seat 50 by pivot again, so it is that rotating shaft rotates that this holding piece 80 will be tied element 84 with pivot, and make its blocking part 85 rotation displacements and withdraw from the adjustment hole 41 of movable internal pipe 40, at this moment, this movable internal pipe 40 just can free lifting, and then can adjust the height of table 102, simultaneously, flexible member 90 because of its hook part 91 collude place connecting rod 70 collude hole 73, so be in the state of being stretched with connecting rod 70 synchronous shift, continue as shown in Figure 6, when table 102 being adjusted to suitable height, promptly stop the application of force, then by the back stretch of flexible member 90, blocking part 85 can snap in the new adjustment hole 41 automatically, and then can finish table 102 Height Adjustment operations of the present utility model, at this moment, except holding piece 80 has resetted, connecting rod 70, driving lever 60 and flexible member 90 also all reset.

In addition, because of blocking part 85 of the present utility model is provided with plane 851, top and inclined-plane, the end 852, so when desiring to increase these table 102 height, need not stir driving lever 60, only must execute one to upper pulling force to table 102, then when movable internal pipe 40 is subjected to this to upper pulling force, cooperate shown in Figure 5, it adjusts hole 41 will can break away from blocking part 85 by the guiding on this inclined-plane, end 852, blocking part 85 is withdrawed from adjust hole 41 and be butted on its outer tube wall, at this moment, this movable internal pipe 40 just can up be drawn high, and then can heighten the height of this table 102, stops the application of force when increasing to predetermined altitude, then the back stretch by flexible member 90 will make blocking part 85 holding once again go into locating hole 32 and new adjustment hole 41, and then make this movable internal pipe 40 location; And when this table 102 is subjected to the weight downward force of computer,,, and can keep steadiness of the present utility model so movable internal pipe 40 can't be to decline because adjust the plane, top 851 that hole 41 can be limited by blocking part 85; Be with, by blocking part 85 plane 851, a top and inclined-plane, the end 852 are set at holding piece 80, the utility model will be had in addition desire to increase highly and must not stir driving lever 60, only must desire to downgrade the operation ease that driving lever 60 must be stirred by height time side.

The effect of the utility model computer desk lowering or hoisting gear and advantage are as stating as the back:

One, adjust the height of computer desk 100 because of the utility model desire, only must stir the driving lever 60 of two lowering or hoisting gears, then drive 80 displacements of holding piece by connecting rod 70, after making its blocking part 85 withdraw from the adjustment hole 41 of movable internal pipe 40, just can adjust the height operation, and with getting final product this driving lever 60 of pine oil, when being adjusted to predetermined altitude, can be by the back stretch of flexible member 90, make in the adjustment hole 41 of locating hole 32 that blocking part 85 automatic holdings go into fixing outer tube 30 and movable internal pipe 40, and then can make movable internal pipe 40 location, and can finish and adjust the height operation, be with, with the lowering or hoisting gear 20 of general computer desk 10 relatively, the utility model is real, and to have an operation of the height of adjustment quite convenient, timesaving effect and advantage.

Two, because of the utility model can be provided with plane 851, top and inclined-plane, the end 852 in the blocking part 85 of holding piece 80, need not stir driving lever 60, only in desiring to downgrade effect and the advantage that the ease of use of driving lever 60 must be stirred by height time side so have to desire to increase highly.

Claims

1. computer desk lowering or hoisting gear, by being formed at installing two relative lowering or hoisting gears between a table two bottom sides and the base, can make the table lifting with its height of modulation, it is characterized in that: this lowering or hoisting gear two is outer tube fixedly, respectively insert a movable internal pipe in it, be somebody's turn to do fixedly outer tube, the movable internal pipe relative inner is corresponding to be provided with at least one locating hole, number is adjusted the hole, this is two fixedly between the outer tube and be consolidated with a bearing seat, by the hub setting of pivot knot element one driving lever is arranged on this bearing seat, two connecting rods, one end is consolidated in this driving lever, other holds then pivot to tie in a holding piece, this holding piece and hub setting be in the bearing seat, and its outside also convexes with a blocking part and can snap in the adjustment hole of the locating hole of fixing outer tube and movable internal pipe, so that movable internal pipe is located, in addition, each device has a flexible member between this connecting rod and the bearing seat; By above-mentioned composition, make the blocking part of connecting rod drive holding piece withdraw from locating hole, adjust the hole when stirring driving lever, then movable internal pipe is the liftable state, when the pine oil driving lever, blocking part will snap in locating hole by the back stretch of flexible member automatically, transfer the hole, chamber, so that the movable internal pipe location, and reach the effect of adjusting the computer desk height.

2. computer desk lowering or hoisting gear as claimed in claim 1, it is characterized in that: this blocking part has a plane, top and an inclined-plane, an end, need not stir driving lever and just can directly increase height, and when table is subjected to downward force, can push up the plane by this and be equipped in locating hole and adjust the hole, and the movable internal pipe location is not descended.

3. computer desk lowering or hoisting gear as claimed in claim 1 is characterized in that: this flexible member is an extension spring, and the one end colludes the hole of colluding that places the bearing seat, and end then colludes the hole of colluding that places connecting rod in addition.

4. computer desk lowering or hoisting gear as claimed in claim 1 is characterized in that: this fixedly the locating hole aperture of outer tube makes blocking part have enough rotation spaces greater than the leading portion height of blocking part.

5. computer desk lowering or hoisting gear as claimed in claim 1 is characterized in that: this two connecting rods, one end is consolidated in the pivot knot elements on either side of driving lever respectively.