CN205267448U

CN205267448U - Elevating desk

Info

Publication number: CN205267448U
Application number: CN201521119213.2U
Authority: CN
Inventors: 王扬眉
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-12-30
Filing date: 2015-12-30
Publication date: 2016-06-01
Anticipated expiration: 2025-12-30

Abstract

The utility model discloses an elevating desk, including desktop, table cabinet and table leg, the table cabinet includes left baffle, right baffle, preceding baffle, backplate and bottom plate, and the table leg is two, and two table leg lower extremes all set up two table feet, and the table leg includes leg and lower leg, goes up the leg and is connected with the desktop for lead screw and one end, and the external screw thread is seted up on the lead screw surface, the hollow tube of leg for holding the leg sets up swivel nut and pivot in the lower leg down, and the swivel nut inner wall sets up and external screw thread assorted internal thread, and the swivel nut outer wall sets up a conical gear, and pivot one end sets up and the 2nd conical gear of a conical gear assorted, and the pivot other end stretches out the outer handle that just is connected with of leg down, preceding baffle upper end is articulated with the desktop, and preceding baffle outer wall articulates the landing leg, and two lower legs all set up a plurality of holes, downthehole grafting fixed pin. The utility model discloses the hole grafting fixed pin that lower leg was seted up plays the effect of supporting the lead screw, the effective improvement the utility model discloses a security and stability.

Description

A kind of lifting desk

Technical field

This utility model relates to a kind of teaching and arranges, and especially relates to a kind of lifting desk.

Background technology

The desk of current student is all fixing height, but student's height of same age bracket also differs, too high for height or short student excessively the sitting posture of desk and the vision that use level altitude have certain impact, and then affect the physical and mental health of student, can according to different heights from the desk of Row sum-equal matrix height so needing that design is a kind of.

The open a kind of same table of application number 200810062884.8, including desktop, hollow foot rest, above prop up stay tube, crossbeam, screw rod and sleeve pipe, a upper stay tube constitutes upper and lower sliding by governor motion with foot rest and is flexibly connected, this invention drives screw rod to move along sleeve pipe by the helical gear in a stay tube, makes upper support bar move up and down along outer tube. This invention is all the height being threaded connection integrated regulation desk, but is threaded connection after adjusting height and plays fixation, and overlong time causes both sides thread abrasion, causes and promotes the problem having some setbacks.

The open a kind of same table of application number 200510002395, it is provided with feet, feet is provided with bracing frame, bracing frame is pivoted with two adjustment connecting rods, two lower ends adjusting connecting rod are provided with mutually meshing double wedge relatively, and this two adjust connecting rod be arranged over support, it is provided with fulcrum in this support, this fulcrum two end sets directive female thread, on fulcrum, relative spiral shell is provided with adjustment seat, adjust in seat and be provided with external screw thread, adjusting seat nationality has pivot to connect pivot joint with adjustment, two sidewalls of support are provided with chute relatively, stretch through for pivot, one end of support is provided with rocking handle and is connected with fulcrum, support is provided with fixing bar, fixing bar is installed with desktop. this invention is worked by rotating fulcrum drivening rod, and this structure force is relatively big, not easily promotes at teaching field.

Utility model content

In view of this, the purpose of this utility model is for the deficiencies in the prior art, it is provided that a kind of lifting desk, has reached to reduce thread abrasion and problem simple to operate.

For reaching above-mentioned purpose, this utility model by the following technical solutions:

A kind of lifting desk, including desktop, table cabinet and table leg, described table cabinet includes right baffle-plate, right baffle plate, front apron, backboard and base plate, described table leg is two, said two table leg lower end is respectively provided with two feet, described table leg includes lower limb and lower lower limb, and described upper lower limb is leading screw and one end is connected with described desktop, and external screw thread is offered on described leading screw surface; Described lower lower limb is the hollow pipe holding described upper lower limb, in described lower lower limb, swivel nut and rotating shaft are set, described swivel nut inwall arranges the female thread matched with described external screw thread, described swivel nut outer wall arranges the first conical gear, described rotating shaft one end arranges the second conical gear matched with described first conical gear, and the described rotating shaft other end stretches out outside described lower lower limb and is connected to handle; Described front apron upper end is hinged with described desktop, the described hinged supporting leg of front apron outer wall; Arranging support beam between described two lower lower limbs, described feet arranges rolling structure and lock adhering arrangement, and described two lower lower limbs are respectively provided with multiple hole, grafting steady pin in described hole.

Preferably, described rolling structure is roller.

Preferably, inside described front apron, pad is set.

Preferably, described handle and described rotating shaft pin joint.

Preferably, described base plate upper surface arranges bar shaped block near the position of described front apron.

The beneficial effects of the utility model are:

This practicality table leg includes lower limb and lower lower limb, upper lower limb is leading screw and one end is connected with described desktop, lower lower limb is the hollow pipe holding described upper lower limb, between leading screw bottom and described lower lower limb bottom, spring is set, external screw thread is offered on leading screw surface, in lower lower limb, swivel nut and rotating shaft are set, swivel nut inwall arranges the female thread matched with described external screw thread, swivel nut outer wall arranges the first conical gear, rotating shaft one end arranges the second conical gear matched with the first conical gear, it is threaded between screw mandrel and swivel nut, use handle rotating shaft, the raising of desk whole height is realized by the drive leading screw upwards pushing tow desktop that cooperates of the second conical gear and the first conical gear, article two, lower lower limb is respectively provided with multiple hole, grafting steady pin in hole, after desk height adjustment, steady pin is inserted the hole being positioned at screw mandrel bottom, play the effect supporting leading screw, prevent the thread abrasion between leading screw and swivel nut, it is effectively improved safety and stability of the present utility model, article two, corresponding two leading screws of table leg, article one, leading screw top is hinged with desktop, another leading screw is fixing with desktop to be connected, namely can adjust the height of both sides desktop simultaneously, can also first adjusting height on one side at the height adjusting an other table leg, this design is effectively increased operating flexibility of the present utility model. it should be noted that rotating shaft and the second conical gear are two sets, and support the use with two table legs respectively.

It addition, front apron upper end is hinged with desktop, the hinged supporting leg of front apron outer wall, front apron contacts connection supporting leg with desktop after being flipped up and plays a supportive role, and now front apron is an inclined-plane, it is simple to student lies prone and has a rest thereon; Article two, support beam is set between lower lower limb, it is possible to improve structural strength of the present utility model; Feet arranges rolling structure and lock adhering arrangement, it is simple to transfer desk.

Additionally, rolling structure is roller, be conducive to saving cost of manufacture; Pad is set inside front apron, improve student lie prone rest on front apron time comfort level; Handle and rotating shaft pin joint, it is possible to by the height that a handle first adjusts, dismounting is re-fitted to additionally while being continuing with; Base plate upper surface arranges bar shaped block near the position of front apron, in the process of lifting desk surface, it is possible to prevent the stationery that the pen in a cabinet or rubber etc. easily roll from dropping out.

Accompanying drawing explanation

Fig. 1 is the structural representation of this utility model embodiment one.

Fig. 2 is the structural representation of the first angular wheel and the second angular wheel in this utility model embodiment one.

Fig. 3 is the structural representation of front apron in this utility model embodiment two.

Fig. 4 is the structural representation of bar shaped block in this utility model embodiment two.

Detailed description of the invention

Below in conjunction with drawings and Examples, this utility model is further described.

Embodiment one

As depicted in figs. 1 and 2, this utility model includes desktop 1, table cabinet and table leg, described table cabinet includes right baffle-plate, right baffle plate, front apron 2, backboard and base plate 3, table leg is two, two table leg lower ends are respectively provided with two feet 4, feet 4 ball pivot is connected to roller 16 and lock adhering arrangement (not shown), two table legs include lower limb and lower lower limb 6 respectively, the upper lower limb on left side and right side is leading screw, leading screw 51 one end, left side is hinged with desktop 1, leading screw 52 one end, right side is affixed with desktop 1, external screw thread is all offered on left side leading screw 51 and right side leading screw 52 surface, lower lower limb 6 is the hollow pipe holding upper lower limb, swivel nut 8 and rotating shaft 9 are set in lower lower limb 6, swivel nut 8 is arranged in lower lower limb 6 by the first base 7 with axle sleeve 21, rotating shaft 9 is arranged in lower lower limb 6 by the second base 12, swivel nut 8 inwall offers the female thread matched with external screw thread, swivel nut 8 outer wall is fixing connects the first conical gear 10, swivel nut 8 is rotationally connected with the first relative axle sleeve 21 of conical gear 10, rotating shaft 9 one end is fixed and is connected the second conical gear 11 matched with the first conical gear 10, rotating shaft 9 other end stretches out outside lower lower limb 6 and is welded with handle 13, front apron 2 upper end is hinged with desktop 1, the hinged supporting leg 14 of front apron 2 outer wall, article two, between lower lower limb 6, welding supports beam 15, and two lower lower limbs 6 are respectively provided with 4 holes 17, grafting steady pin 18 in hole 17.

Embodiment two

As shown in Figure 3 and Figure 4, the present embodiment is essentially identical with the structure of embodiment one, the difference is that: fixing connection pad 19 inside front apron 2, pad 19 is foam-rubber cushion, handle 13 and rotating shaft 9 pin joint (not shown), base plate 3 upper surface arranges bar shaped block 20 near the position of front apron 2. In the inner side of front apron 2, foam-rubber cushion is set, it is possible to improve student lie prone rest on front apron 2 time comfort level.

What finally illustrate is, above example is only in order to illustrate the technical solution of the utility model and unrestricted, other amendments that the technical solution of the utility model is made by those of ordinary skill in the art or equivalent replace, without departing from the spirit and scope of technical solutions of the utility model, all should be encompassed in the middle of right of the present utility model.

Claims

1. a lifting desk, including desktop, table cabinet and table leg, described table cabinet includes right baffle-plate, right baffle plate, front apron, backboard and base plate, described table leg is two, said two table leg lower end is respectively provided with two feet, it is characterized in that: described table leg includes lower limb and lower lower limb, described upper lower limb is leading screw and one end is connected with described desktop, and external screw thread is offered on described leading screw surface; Described lower lower limb is the hollow pipe holding described upper lower limb, in described lower lower limb, swivel nut and rotating shaft are set, described swivel nut inwall arranges the female thread matched with described external screw thread, described swivel nut outer wall arranges the first conical gear, described rotating shaft one end arranges the second conical gear matched with described first conical gear, and the described rotating shaft other end stretches out outside described lower lower limb and is connected to handle; Described front apron upper end is hinged with described desktop, the described hinged supporting leg of front apron outer wall; Arranging support beam between described two lower lower limbs, described feet arranges rolling structure and lock adhering arrangement, and described two lower lower limbs are respectively provided with multiple hole, grafting steady pin in described hole.

2. a kind of lifting desk according to claim 1, it is characterised in that: described rolling structure is roller.

3. a kind of lifting desk according to claim 1, it is characterised in that: inside described front apron, pad is set.

4. a kind of lifting desk according to claim 1, it is characterised in that: described handle and described rotating shaft pin joint.

5. a kind of lifting desk according to claim 1, it is characterised in that: described base plate upper surface arranges bar shaped block near the position of described front apron.