CN204409986U - Adjustable tables - Google Patents
Adjustable tables Download PDFInfo
- Publication number
- CN204409986U CN204409986U CN201520023581.0U CN201520023581U CN204409986U CN 204409986 U CN204409986 U CN 204409986U CN 201520023581 U CN201520023581 U CN 201520023581U CN 204409986 U CN204409986 U CN 204409986U
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- trombone slide
- section
- desktop
- supporting plate
- trombone
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- 238000007665 sagging Methods 0.000 claims description 10
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 210000002421 cell wall Anatomy 0.000 claims description 3
- 230000007547 defect Effects 0.000 abstract description 10
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 3
- 229910000760 Hardened steel Inorganic materials 0.000 description 2
- 239000000306 component Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 206010058907 Spinal deformity Diseases 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 208000001491 myopia Diseases 0.000 description 1
- 230000004379 myopia Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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- Legs For Furniture In General (AREA)
Abstract
A kind of adjustable tables.Four trombone slides are inserted in four upright table legs respectively.A cross bar is fixed on the trombone slide upper end of table leg after two, cross bar is worn two hinged seats, is fixed on the desktop back side at the bottom of seat.Before two, table leg trombone slide upper end is separately fixed at the left and right sides of a table bucket, and one block of supporting plate is fixed on edge on table bucket, and desktop forward position is shelved on supporting plate.Desktop and supporting plate can be elevated by pulling trombone slide.When independent same table panel or supporting plate, desktop is inconjunction with slide anteroposterior on supporting plate, thus changes the gradient of desktop.With the fagging location that trombone slide lower end is tilting.Fagging high-end against trombone slide inwall low side against table leg inwall.Low side is connected with connecting rod lower end, and small end is connected with connecting lever, down unclamps low side liftable and regulates; Pull low side to rise by connecting lever after adjustment and again prop up table leg inwall location.Supporting plate compensate for the operation of earlier application difficulty and gets the defect of thing inconvenience.Twist the angle of bolt when connecting lever changes adjustment, facilitate.Also compensate for other defect.
Description
Technical field
The utility model relates to the desk in furniture, particularly height of table top and the adjustable desk of gradient.
Background technology
Height of table top and the adjustable desk of gradient have brought convenient and healthy.Especially for the children of growth and development stage, in pre-myopia prevention and deformity of spine, irreplaceable effect is had.Existing adjustable tables is of a great variety multifarious, can always there is such-and-such problem and shortage, can be satisfactory few, needs constantly to upgrade and perfect.The regulative mode of the desktop inclination that the present invention relates to is one of problem wherein just.The adjustment of desktop inclination is always with the forward position of desktop for axle center allows desktop do fan-shaped rotation, and supports at the behind brace of desktop.When being transferred to a high position, desktop totally moves forward, user can feel narrow, inconvenience is put to good use, and desktop space has behind wasted, earlier application " Semi-automatic height angle modulation desk " (application number: in document 201210064741.7), before and after the change of proposition first, the difference in height of table leg carrys out the gradient of adjusting table panel, solve the problems referred to above well, but there is several defect in the technical scheme of this patent application.Defect comprises: 1, left and right two lever bracket regulates respectively, should be parallel to each other contour again, bothersome.2, lever bracket limited area is used for asking the elbow of user uncomfortable.3, when being raised to a high position, desktop is inconvenient away from shelf taking and placing object.4, outside adjustment member is exposed to, child often moves back and forth easy damage.As follow-up " tables and chairs lifting regulator " (patent No. ZL201320128443.X) of this patent application, adjustment member is placed in the inside of table leg, substantially compensate for defect 4.Need to upside down stubborn bolt from the bottom up when unfortunately regulating, inconvenient; Be connected loose between parts, poor stability; Core component fagging is connected with adjacent component by axle is permanent, and inconvenience is installed, dismounting and keeping in repair.
Summary of the invention
The purpose of this utility model makes up above-mentioned defect 1,2,3; For defect 4 above-mentioned patent do on the basis that makes up in addition perfect further.For this reason, the utility model proposes following technical scheme.
A kind of adjustable tables.Comprise four upright table legs, all plug in a trombone slide in every bar table leg, table leg, trombone slide are rectangular tube, trombone slide upper table leg under, trombone slide can pull.Described trombone slide comprises the rear trombone slide after front trombone slide on two front table legs and two on table leg, and a cross bar is fixed on the upper end of trombone slide after two, overall become the shape of doorframe.Cross bar is worn two hinged seats, be fixed on the back side of desktop at the bottom of the seat of hinged seat, desktop can do fan-shaped rotation around cross bar.The upper end of two front trombone slides is separately fixed at the left and right sides of a table bucket, and one block of supporting plate is fixed on the upper edge of table bucket, and the plate face of supporting plate is perpendicular to table leg.Because desktop is rotary, therefore the forward position of desktop is always shelved on supporting plate.
Desktop and supporting plate can change height by pulling corresponding trombone slide to be elevated respectively or simultaneously.When independent same table panel or supporting plate, the forward position of desktop is inconjunction with slide anteroposterior on supporting plate, thus changes the gradient of desktop.
Location is needed after adjustment., there is one piece of fagging being used for locating the inside of every root trombone slide lower end.Fagging higher end is low tilting.The trombone slide tube wall that low side faces toward has outlet, and described low side stretches out and is against on the inwall of table leg from outlet.Low side has a longitudinal gap, the lower end of a connecting rod is inserted in longitudinal gap.The upper end of trombone slide is stretched in the upper end of connecting rod.There is a rectangular-shaped connecting lever inside of trombone slide upper end, and there is pair of U-shaped breach on the lower edge of connecting lever corner, and an a axle transverse strands is in breach, and the two ends of a axle are fixed on two walls of trombone slide.Connecting lever can do fan-shaped rotation around a axle.Connecting lever one section is endways, puts down for one section and stretches.One section of endways its section is grooved.Notch is towards described flat a section of stretching.Bottom land has a vertical gap, and the width of vertical gap is less than the width of bottom land.A screw rod is laterally inserted in vertical gap.Be in that one section of screw rod in groove to be furnished with an one side be plane one side and be the square nut of cambered surface.Nut both sides against cell wall, and cambered surface againsts bottom land.One end of screw rod band nut is in the side carrying notch, and the other end is in the side of notch.The position that the tube wall of trombone slide correspond to nut has a hole, and one end of screw rod band nut is inserted in a hole.The diameter of nut is greater than the diameter in a hole.Nut is outside in close to a hole.Connecting lever puts down the upper end thereof of one section of its end and the described connecting rod stretched.Trombone slide lower end also has one piece to be converted into rectangular-shaped baffle plate by the position of described fagging.With folding place to stretch for one section, boundary's baffle plate is flat one section sagging.Sagging one section againsts trombone slide inwall, and its lower end is hooked on the mouth of pipe of trombone slide lower end.Flat a section of stretching is with sagging one section at folding place formation inner corner trim, and the high-end of fagging is against in inner corner trim.There is bar head the lower end of described connecting rod, and the width of bar head is greater than the width of described longitudinal gap.Between bar head and the mouth of pipe of trombone slide lower end, be provided with an extension spring, connecting rod and coupled parts are strained downwards.
By counterclockwise Unscrew, connecting lever is put down stretch one section and to be hauled by extension spring and be rotated down, and connecting rod declines, and leaves table leg inwall, now can make lift adjustment to fagging low side; Tighten screw rod in the direction of the clock after adjustment puts in place, connecting lever is put down a section of stretching and is rotated up, and connecting rod rises, and fagging low side again props up table leg inwall and continues to rise, and trombone slide back strut on table leg inwall, is completed location by the high-end reaction force by low side of fagging.
Need not coordinate left and right as two lever brackets when the supporting plate of monoblock regulates, area is also much bigger than lever bracket, thus compensate for defect 1,2; Supporting plate always holds in the palm desktop therefore also compensate for defect 3; The angle of twisting bolt when connecting lever changes adjustment puts down stubborn facilitating from upside down to twist to become, extension spring is set between connection-rod head with the trombone slide mouth of pipe and makes being connected compact and adding stability between parts, replace axle installation, dismounting and maintenance with baffle plate all to facilitate, making up of defect 4 is more tending towards perfect.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.Wherein:
Fig. 1 is that the overall appearance figure of the utility model adjustable tables is in conjunction with fragmentary, perspective view.
Fig. 2 is the perspective view of the utility model adjustable tables navigation system, and middle one section is omitted represented by dashed line.
Fig. 3 is 45 ° of outside drawings in Fig. 2, Fig. 6 after part separation
Fig. 4 is 45 ° of outside drawings of a part in Fig. 2.
Fig. 5 is the partial structurtes schematic diagram of Fig. 2.
Fig. 6 is the figure after the local of Fig. 2 is changed.
Fig. 7 is 45 °, the local outside drawing of Fig. 2.
Detailed description of the invention
See Fig. 1.The utility model adjustable tables comprises four upright table legs 4, and all plug in a trombone slide 3 in every bar table leg 4, table leg 4, trombone slide 3 are rectangular tube, trombone slide 3 upper table leg 4 under, trombone slide 3 can pull.Described trombone slide 3 comprises the rear trombone slide 31 after front trombone slide 32 on two front table legs 42 and two on table leg 41.A cross bar 2 is fixed on the upper end of trombone slide 31 after two, the shape of overall one-tenth doorframe.Cross bar 2 is worn two hinged seats 1, be fixed on the back side of desktop 5 at the bottom of the seat of hinged seat 1, desktop 5 can do fan-shaped rotation around cross bar 2.The upper end of two front trombone slides 32 is separately fixed at the left and right sides of a table bucket 7, and one block of supporting plate 6 is fixed on the upper edge of table bucket 7, and the plate face of supporting plate 6 is perpendicular to table leg 4, and the forward position of desktop 5 is shelved on supporting plate 6.
See Fig. 2, Fig. 3, Fig. 4, Fig. 5.There is one piece of fagging 16 being used for locating trombone slide 3 lower end.Fagging 16 higher end is low tilting.Trombone slide 3 tube wall that low side faces toward has outlet 33, described low side stretch out from outlet 33 be against table leg 4 inwall on.Connecting rod 12 lower end low side having a longitudinal gap 161, vertically arrange is inserted in upper end in longitudinal gap 161 and stretches to the upper end of trombone slide 3.There is a rectangular-shaped connecting lever 10 inside of trombone slide 3 upper end, and there is pair of U-shaped breach 102, a axle 14 transverse strands on the lower edge of connecting lever 10 corner in breach 102, and the two ends of a axle 14 are fixed on two walls of trombone slide 3.Connecting lever 10 can do fan-shaped rotation around a axle 14.Connecting lever 10 1 sections is endways, puts down for one section and stretches.One section of endways its section is grooved.Notch is towards described flat a section of stretching.Bottom land has a vertical gap 103, and the width of vertical gap 103 is less than the width of bottom land.A screw rod 9 is laterally inserted in vertical gap 103.Be in that one section of screw rod 9 in groove to be furnished with an one side be plane one side and be the square nut 8 of cambered surface.Nut 8 both sides against cell wall, and cambered surface againsts bottom land.Screw rod 9 one end with nut 91 is in the side carrying notch, and the other end is in the side of notch.The position that the tube wall of trombone slide 3 correspond to nut 91 has a hole 34, and screw rod 9 one end with nut 91 is inserted in a hole 34.The diameter of nut 91 is greater than the diameter in a hole 34.Nut 91 is outside in close to a hole 34.One section of its end that connecting lever 10 is flat to be stretched and the upper end thereof of described connecting rod 12.Trombone slide 3 lower end also has one piece to be converted into rectangular-shaped baffle plate 15 by the position of described fagging 16.With folding place to stretch for 15 1 sections, boundary's baffle plate is flat one section sagging.Sagging one section againsts trombone slide 3 inwall, and its lower end is hooked on the mouth of pipe of trombone slide 3 lower end.Flat a section of stretching is with sagging one section at folding place formation inner corner trim, and the high-end of fagging 16 is against in inner corner trim.There is bar head 121 lower end of described connecting rod 12, and the width of bar head 121 is greater than the width of described longitudinal gap 161.Between bar head 121 and the mouth of pipe of trombone slide 3 lower end, be provided with an extension spring 13, connecting rod 12 and coupled parts are strained downwards.
See Fig. 3.In figure visible described connecting lever 10 be separated with connected components after situation.The flat camber of square nut 8 one side, moves to top from the groove of vertical gap 103.The flat end stretching a section of connecting lever 10 have b axle 101, U-shaped be enclosed within b axle 101 of a transverse direction buckle 11 from b axle 101 move to the right, U-shaped buckles 11 ends a b hole 111.Described " one section of its end that connecting lever 10 is flat to be stretched and the upper end thereof of connecting rod 12 ", concrete, the upper end of connecting rod 12 is hooked in b hole 111.
See Fig. 4, Fig. 5.Visible in figure, there is inflection in the middle of end that baffle plate 15 is sagging one section and both sides, and being used for of both sides is hooked on trombone slide 3 mouth of pipe, is in outside trombone slide 3, claims outer inflection 151 here, centre be in trombone slide 3, have a c hole 152 above.Correspond to and have a d hole 1211 on bar head 121.Described " between bar head 121 and the mouth of pipe of trombone slide 3 lower end, being provided with an extension spring 13 ", concrete, the lower end of described extension spring 13 is hooked in c hole 152, and upper end is hooked in d hole 1211.Baffle plate 15 can not want inflection yet, is directly fixed on trombone slide 3 inwall, specifically can adopts butt-joint.The lower end of extension spring 13 also directly can be hooked on trombone slide 3 mouth of pipe.Actual effect and the work consuming consumptive material of two kinds of modes are all similar.
Described screw rod 9 also can have another kind of setting, sees Fig. 6.Screw rod 9 one end with nut 91 is in inside trombone slide 3, and nut 91 is facing to a hole 34 on described trombone slide 3 tube wall, and screw rod 9 other end, against the inwall of trombone slide 3 opposite side, inwall has been fixedly installed one piece of right angle supporting spring 17 and has been held.Do like this, task performance is constant, and benefit is that navigation system is almost complete stealthy, only stays next a hole 34 in the upper end of trombone slide 3.
Under positioning states, in fact trombone slide 3, but not to be contacted with table leg 4 by fagging 16 back strut on table leg 4 inwall.See Fig. 7.The outside of two side, trombone slide 3 lower end is longitudinally provided with the paste block 18 of two strips.Specifically butt-joint can be adopted.Described two paste block 18 sides along trombone slide 3 tube wall exceeding hook and the outer inflection 151 of baffle plate, direct like this with table leg 4 contact internal walls is the edge of two paste blocks 18.The setting of paste block 18 not only protects trombone slide 3 and outer inflection 151, also makes location more firm.According to test, the load-bearing of single trombone slide 3 is not less than 150 kilograms.
It should be noted that, in above scheme, the setting of inside, trombone slide 3 upper end is the improvement to alternative plan in described " tables and chairs lifting regulator ", and one of object is convenient to management, applicable school desk.Other does not have the adjustable tables of this demand as family expenses study table, adult's reading-desk etc., and the first scheme in described " tables and chairs lifting regulator " is more practical.
Parts thereof is with reference to material:
Fagging---2mm steel sheet baffles---1mm steel plate connecting lever---1.2mm steel plate screw rod---hardened steel
Nut---hardened steel connecting rod---2.5mm steel wire paste block---1.5mm steel plate supporting plate---rubberizing laminate.
Claims (5)
1. an adjustable tables, comprise four upright table legs, a trombone slide is all inserted in every bar table leg, table leg, trombone slide is rectangular tube, trombone slide upper table leg under, trombone slide can pull, described trombone slide comprises the rear trombone slide after front trombone slide on two front table legs and two on table leg, it is characterized by: a cross bar is fixed on the upper end of trombone slide after two, the shape of overall one-tenth doorframe, cross bar is worn two hinged seats, the back side of desktop is fixed at the bottom of the seat of hinged seat, desktop can do fan-shaped rotation around cross bar, the upper end of two front trombone slides is separately fixed at the left and right sides of a table bucket, one block of supporting plate is fixed on the upper edge of table bucket, the plate face of supporting plate is perpendicular to table leg, the forward position of desktop is shelved on supporting plate.
2. adjustable tables according to claim 1, the inside of every root trombone slide lower end, there is one piece of fagging being used for locating, fagging higher end is low tilting, the trombone slide tube wall that low side faces toward has outlet, described low side stretches out and is against on the inwall of table leg from outlet, low side there is a longitudinal gap, the lower end of a connecting rod is inserted in longitudinal gap, the upper end of trombone slide is stretched in the upper end of connecting rod, it is characterized by: there is a rectangular-shaped connecting lever inside of trombone slide upper end, there is pair of U-shaped breach on the lower edge of connecting lever corner, an a axle transverse strands is in breach, the two ends of a axle are fixed on two walls of trombone slide, connecting lever can do fan-shaped rotation around a axle, connecting lever one section is endways, put down for one section and stretch, one section of endways its section is grooved, notch is towards described flat a section of stretching, bottom land has a vertical gap, the width of vertical gap is less than the width of bottom land, a screw rod is laterally inserted in vertical gap, be in that one section of screw rod in groove to be furnished with an one side be plane one side and be the square nut of cambered surface, nut both sides against cell wall, cambered surface againsts bottom land, one end of screw rod band nut is in the side carrying notch, the other end is in the side of notch, the position that the tube wall of trombone slide correspond to nut has a hole, one end of screw rod band nut is inserted in a hole, the diameter of nut is greater than the diameter in a hole, nut is outside in close to a hole, connecting lever puts down the upper end thereof of one section of its end and the described connecting rod stretched, trombone slide lower end also has one piece to be converted into rectangular-shaped baffle plate by the position of described fagging, with folding place to stretch for one section, boundary's baffle plate is flat one section sagging, sagging one section againsts trombone slide inwall, its lower end is hooked on the mouth of pipe of trombone slide lower end, flat a section of stretching with sagging one section at folding place formation inner corner trim, the high-end of fagging is against in inner corner trim, there is bar head the lower end of described connecting rod, the width of bar head is greater than the width of described longitudinal gap, an extension spring is provided with between bar head and the mouth of pipe of trombone slide lower end, connecting rod and coupled parts are strained downwards.
3. adjustable tables according to claim 2, it is characterized by: one end of screw rod band nut is in inside trombone slide, nut is facing to a hole on described trombone slide tube wall, and the screw rod other end, against the inwall of trombone slide opposite side, inwall has been fixedly installed one piece of right angle supporting spring and has been held.
4. adjustable tables according to claim 2, is characterized by: described baffle plate does not want inflection, is directly fixed on trombone slide inwall.
5. adjustable tables according to claim 2, is characterized by: the outside of two side, trombone slide lower end is longitudinally provided with the paste block of two strips, and the edge of two paste block sides exceeds the trombone slide tube wall that hook the outer inflection of baffle plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520023581.0U CN204409986U (en) | 2015-01-01 | 2015-01-01 | Adjustable tables |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520023581.0U CN204409986U (en) | 2015-01-01 | 2015-01-01 | Adjustable tables |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204409986U true CN204409986U (en) | 2015-06-24 |
Family
ID=53460417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520023581.0U Expired - Fee Related CN204409986U (en) | 2015-01-01 | 2015-01-01 | Adjustable tables |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204409986U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110946395A (en) * | 2019-12-09 | 2020-04-03 | 饶弘剑 | Safety assembly of top-speed adjustable table |
| CN113349554A (en) * | 2021-06-22 | 2021-09-07 | 彭嵩 | Automatic office device for engineering drawing and regulation and control method thereof |
-
2015
- 2015-01-01 CN CN201520023581.0U patent/CN204409986U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110946395A (en) * | 2019-12-09 | 2020-04-03 | 饶弘剑 | Safety assembly of top-speed adjustable table |
| CN113349554A (en) * | 2021-06-22 | 2021-09-07 | 彭嵩 | Automatic office device for engineering drawing and regulation and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150624 Termination date: 20200101 |