CN217722930U - Height-adjustable's lift table - Google Patents
Height-adjustable's lift table Download PDFInfo
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- CN217722930U CN217722930U CN202221230721.8U CN202221230721U CN217722930U CN 217722930 U CN217722930 U CN 217722930U CN 202221230721 U CN202221230721 U CN 202221230721U CN 217722930 U CN217722930 U CN 217722930U
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Abstract
The utility model discloses a height-adjustable lifting table, which comprises a table top, a movable rod piece movably arranged on the table top, a positioning mechanism connected on the movable rod piece and a folding support leg; the positioning mechanism comprises a pressing handle, a tension spring and a sliding rod piece, the sliding rod piece comprises a positioning rod and a positioning sliding sleeve, the positioning sliding sleeve is sleeved outside the positioning rod in a sliding manner in a manner of adjusting the length of the sliding rod piece, and the positioning sliding sleeve and the first end of the positioning rod are oppositely arranged and are in transmission connection with the moving rod piece; the pressing handle is positioned at the lower side of the positioning rod, and two ends of the tension spring are respectively connected with the pressing handle and the positioning sliding sleeve; the locating rod is provided with a plurality of locating portions along the length direction, the locating sliding sleeve is provided with a through hole, the pressing handle is provided with a locating convex block stretching into the through hole, and the locating convex block is in plug-in fit with each locating portion in sequence. When the table top is lifted up, a plurality of heights can be selected according to actual requirements, the table top is positioned at the corresponding height, the structure is simple, mechanical positioning is adopted, and the service life is long.
Description
Technical Field
The utility model relates to a desk, more specifically say and relate to a height-adjustable's lift table.
Background
At present, office personnel are because long-term work of bending over at desk, lead to cervical vertebra, lumbar vertebra disease easily, influence healthy and office efficiency, consequently someone designs the liftable table that can realize standing and the mutual official working of position of sitting in turn, and nevertheless current lift table lifting range is little, and positioner adopts the cylinder more, and the price is comparatively expensive.
Accordingly, the present inventors have made intensive studies and, as a result, have made the present invention.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a height-adjustable's lift table, it adopts mechanical positioning mechanism, simple structure, long service life, and the cost is lower.
In order to achieve the above purpose, the utility model discloses a solution is:
a lifting table with adjustable height comprises a table top, a movable rod piece movably arranged on the table top, a positioning mechanism and folding support legs, wherein the positioning mechanism and the folding support legs are connected to the movable rod piece in a transmission manner; the positioning mechanism comprises a pressing handle, a tension spring and a sliding rod piece, the sliding rod piece comprises a positioning rod and a positioning sliding sleeve, the positioning sliding sleeve is slidably sleeved outside the positioning rod in a manner of adjusting the length of the sliding rod piece, the positioning sliding sleeve and the first end of the positioning rod are respectively connected to the moving rod in a transmission manner, and the positioning sliding sleeve and the first end of the positioning rod are arranged in a back-to-back manner; the pressing handle is positioned at the lower side of the positioning rod, and two ends of the tension spring are respectively connected with the pressing handle and the positioning sliding sleeve; the locating lever is provided with a plurality of locating portions along length direction, the location sliding sleeve corresponding to one side of pressing the handle has seted up the perforation, it stretches into to be provided with on the pressing handle fenestrate location lug, the location lug is in the location sliding sleeve slides towards same direction in-process in proper order with the cooperation of pegging graft of locating portion.
The movable rod piece comprises two movable connecting rods, the two movable connecting rods are arranged along the width direction of the tabletop, and the two movable connecting rods are sequentially arranged side by side along the length direction of the tabletop.
The first end of the positioning rod is connected to one of the movable connecting rods in a transmission manner, and the first end of the positioning sliding sleeve is connected to the other movable connecting rod in a transmission manner.
The positioning sliding sleeve is provided with two holes, the two holes are arranged along the length direction, and the two holes are arranged in a back-to-back manner; the positioning rod is provided with mounting holes corresponding to the two strip holes respectively, the two strip holes and the two mounting holes which correspond to each other are provided with mounting screws in a matched mode, and the mounting screws are provided with mounting nuts in a screwed mode.
The length of the pressing handle is greater than that of the positioning sliding sleeve.
The movable connecting rod connected with the positioning rod is taken as a first movable connecting rod, and the other movable connecting rod is taken as a second movable connecting rod; each positioning part is a positioning groove, and the groove wall of each positioning groove, which deviates from the second movable connecting rod, is obliquely arranged from top to bottom along the direction close to the first movable connecting rod.
The movable connecting rod connected with the positioning rod is taken as a first movable connecting rod, and the other movable connecting rod is taken as a second movable connecting rod;
each positioning part comprises a through hole and a positioning elastic sheet, a plurality of through holes are formed in the positioning rod along the length direction, each positioning part and each through hole are respectively arranged in a one-to-one mode, each positioning elastic sheet comprises an elastic sheet first section and an elastic sheet second section, and the elastic sheet first section and the elastic sheet second section are L-shaped together; the first ends of the first sections of the elastic sheets are respectively and integrally connected to the hole walls of the corresponding through holes, and the first sections of the elastic sheets are respectively positioned on the hole walls of the through holes adjacent to the first movable connecting rod; and the first section of each elastic sheet is obliquely arranged along the direction close to the first movable connecting rod from top to bottom.
The tension spring is positioned at one end of the pressing handle and is close to the first movable connecting rod; the mid-mounting who presses the handle has the connecting block, the connecting block is the n font, in when the extension spring is in natural state the connecting block butt the location sliding sleeve.
The folding support legs comprise two folding components and two support rods, the two folding components are oppositely arranged, and the two folding components are respectively arranged at two sides of the positioning mechanism;
the two folding components comprise first folding rods, second folding rods, third folding rods and fourth folding rods, the first ends of the two first folding rods are respectively in transmission connection with the first movable connecting rod, the first ends of the two second folding rods are respectively in transmission connection with the second movable connecting rod, the positions, close to the first ends of the two second folding rods, of the two second folding rods are hinged with linkage rods, and one ends of the two linkage rods are respectively hinged to the side wall of the table top; the middle parts of the two first folding rods are hinged with the middle parts of the corresponding second folding rods respectively; the second ends of the two first folding rods are respectively hinged with the first ends of the third folding rods, the second ends of the two second folding rods are respectively hinged with the first ends of the fourth folding rods, and the middle parts of the two third folding rods are respectively hinged with the corresponding fourth folding rods; two ends of one of the supporting rods are respectively and correspondingly connected with the second ends of the two third folding rods, and two ends of the other supporting rod are respectively and correspondingly connected with the second ends of the two fourth folding rods.
The lower side of desktop is provided with the installation frame, be provided with four respectively in the installation frame and remove the spout, each remove the spout all along the length direction of desktop arranges, and two the both ends of removal connecting rod with each remove the spout respectively the one-to-one grafting cooperation.
After the structure is adopted, the utility model discloses following beneficial effect has:
1. when the height is adjusted, the tabletop is lifted to enable the folding support legs to be lifted upwards, so that the movable rod pieces move oppositely, the positioning sliding sleeve and the positioning rod move oppositely, and then the tabletop is positioned through the insertion fit of the positioning convex blocks and the corresponding positioning parts; when the folding is carried out, the pressing handle is pressed downwards to separate the positioning lug from the positioning part, and then the folding support legs are folded, thus the folding of the utility model can be completed; compared with the prior art, in the process of lifting the desktop, a user can select a plurality of heights according to actual requirements and position the desktop at corresponding heights, the structure is simple, mechanical positioning is adopted, the service life is long, the positioning is stable, the folding is simple and convenient, and the cost is low.
2. Set the installation screw rod between the strip hole that corresponds each other and mounting hole to play direction and limiting displacement when the relative locating lever of location sliding sleeve slides, ensure the stable in structure between location sliding sleeve and the locating lever.
3. The slope setting of each location portion, the desktop is in the in-process of raising supplementary positioning lug in proper order in smooth slip to each location portion.
Drawings
FIG. 1 is a schematic view of the lifting table of the present invention;
FIG. 2 is a schematic view of the moving structure of the movable rod in the lifting table of the present invention;
FIG. 3 is an exploded view of the positioning mechanism of the elevating table of the present invention;
fig. 4 is a schematic structural view of the positioning rod in the lifting table of the present invention.
In the figure:
1-a table top; 11-a mounting frame;
12-a mobile chute; 2-a positioning mechanism;
21-pressing the handle; 211-positioning lugs;
212-connecting block; 22-a tension spring;
23-positioning rods; 24-positioning the sliding sleeve;
31-moving the first connecting rod; 311-a link lug;
32-moving the second connecting rod; 41-holes;
42-mounting holes; 51-a through hole;
52-positioning elastic sheet; 60-support rods;
61-a first folding bar; 62-a second folding bar;
63-a third folding bar; 64-a fourth folding bar;
65-linkage rod.
Detailed Description
In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following embodiments.
A height-adjustable lifting table is shown in figures 1-4 and comprises a table top 1, a movable rod piece, a positioning mechanism 2 and folding support legs, wherein the movable rod piece is arranged on the lower side of the table top in a moving mode along the length direction of the table top, the positioning mechanism 2 is connected to the movable rod piece in a transmission mode, and the folding support legs are connected to the movable rod piece in a transmission mode; the positioning mechanism 2 comprises a pressing handle 21, a tension spring 22 and a sliding rod piece, the pressing handle 21 is arranged on the lower side of the sliding rod piece, the sliding rod piece is arranged along the length direction of the desktop 1 and comprises a positioning rod 23 and a positioning sliding sleeve 24, the positioning sliding sleeve 24 is sleeved outside the positioning rod 23, the positioning sliding sleeve 24 and the positioning rod 23 are respectively connected in a sliding mode in a length adjusting mode of the sliding rod piece, the first end of the positioning rod 23 is connected to the moving rod piece in a transmission mode, the first end of the positioning sliding sleeve 24 is connected to the moving rod piece in a transmission mode, the positioning rod 23 and the first end of the positioning sliding sleeve 24 are arranged in a back-to-back mode, the positioning rod 23 is provided with a plurality of positioning portions along the length direction, one side, corresponding to the pressing handle, of the positioning sliding sleeve 24 is provided with a through hole, the pressing handle 21 is provided with a positioning lug 211, the positioning lug 211 extends into the through hole, and the positioning lug 211 is sequentially matched with each positioning portion in an inserting mode; one end of the tension spring 22 is connected to the positioning slide bushing 24, the other end of the tension spring 22 is connected to the pressing handle 21, and the tension spring 22 is disposed up and down.
In this embodiment, the desktop is a square desktop, and the desktop may have other shapes, such as a circular desktop and a prismatic desktop.
For convenient description, the state when using the utility model discloses normal use does the utility model discloses a reference direction, and the length direction of desktop is left right direction, and width direction is the fore-and-aft direction.
The movable rod piece comprises two movable connecting rods, the two movable connecting rods are sequentially arranged along the left and right directions of the desktop, the two movable connecting rods are arranged along the width direction, and the two movable connecting rods are arranged in parallel; in this embodiment, the moving link on the left side facing fig. 1 is a first moving link 31, and the moving link on the right side is a second moving link 32; the moving structures of the two moving connecting rods are the same as the conventional technologies, for example, the two moving connecting rods have the same structure, which is exemplified by a moving connecting rod one 31, the lower side of the tabletop 1 is provided with an installation frame 11, the installation frame 11 is a square frame, the front side wall and the rear side wall of the inner side of the installation frame 11 are respectively provided with a moving chute 12, the two moving chutes 12 are arranged oppositely, and the two moving chutes 12 are both arranged along the left and right direction, both ends of the moving connecting rod one 31 are respectively inserted into the corresponding moving chutes 12, and the moving connecting rod one 31 is adapted to the moving chutes 12.
Furthermore, the left end of the positioning rod 23 (i.e. the first end of the positioning rod 23) is in transmission connection with the middle of the first movable connecting rod 31, and the right end of the positioning sliding sleeve 24 (i.e. the first end of the positioning sliding sleeve 24) is in transmission connection with the middle of the second movable connecting rod 32, so that the sliding rod is positioned at the middle of the desktop, and the stability of the structure is ensured, so that the first movable connecting rod 31 and the second movable connecting rod 32 rotate synchronously, and the positioning rod 23 and the positioning sliding sleeve 24 in the sliding rod can be driven to slide oppositely or relatively; wherein, the connection structure between the positioning rod 23 and the first movable connecting rod 31 is as follows: two connecting rod lugs 311 which are arranged oppositely extend rightwards in the middle of the first movable connecting rod 31, the two connecting rod lugs 311 are sequentially arranged along the length direction of the first movable connecting rod 31, lug holes which correspond to each other are respectively formed in the two connecting rod lugs 311, lug screw rods and nuts are respectively matched with the two lug holes, two rod holes which are arranged oppositely are formed in the left end of the positioning rod 23, the lug screw rods sequentially penetrate through one lug hole, one rod hole, the other rod hole and the other lug hole during installation, and then the nuts are screwed on the lug screw rods, so that the installation of the positioning rod 23 can be completed; in addition, other conventional connecting structures can be adopted in the embodiment, for example, an integral connecting structure is adopted between the positioning rod 23 and the first moving connecting rod 31; the connection structure between the positioning slide sleeve 24 and the second moving link 32 is the same as the connection structure between the positioning rod 23 and the first moving link 31, and therefore, the description thereof will not be repeated.
The sliding connection structure between the positioning sliding sleeve 24 and the positioning rod 23 is as follows: the front side surface and the rear side surface of the positioning sliding sleeve 24 are respectively provided with a hole 41, the two holes 41 are arranged along the length direction of the positioning sliding sleeve 24, and the two holes 41 are arranged in a back-to-back manner; the front side and the rear side of the positioning rod 23 are respectively provided with a mounting hole 42, the two mounting holes 42 correspond to each other, and the two mounting holes 42 are both close to the right end of the positioning rod 23; the mounting holes and the bar holes which correspond to each other are provided with mounting screws together, the mounting screws are provided with mounting nuts, during mounting, the mounting screws sequentially penetrate through the bar holes 41 on the front side, the two mounting holes 42 corresponding to the mounting screws and the bar holes 41 on the rear side, and then the mounting nuts are screwed on the mounting nuts, so that the positioning sliding sleeve 24 and the positioning rod 23 can be slidably assembled, and the mounting screws are limited in the two mounting holes 41, so that the positioning sliding sleeve 24 and the positioning rod 23 move in the opposite direction or in the opposite direction along the length direction of the bar holes 41, and a guiding effect is achieved.
Foretell each location portion is the constant head tank, and location portion has four in this embodiment, and it is adjustable to have three gear in this embodiment promptly, and the cross-section of each constant head tank is square, and the left cell wall of each constant head tank is arranged towards left direction slope from last to down respectively, plays the guide positioning lug like this when raising the desktop and slides in each constant head tank from the right side to the left side in proper order to it is spacing in corresponding constant head tank to position the lug under the right side wall effect of each constant head tank. In this embodiment, the quantity of location portion sets up according to actual demand, and the quantity of gear is raised to the quantity decision desktop of location portion.
Preferably, each positioning portion may also adopt another structure, specifically: a plurality of through holes 51 are formed in the positioning rod 23, each through hole 51 is matched with the positioning lug 211, each through hole 51 and each positioning portion are respectively arranged in a one-to-one manner, each positioning portion comprises the through hole 51 and the positioning elastic piece 52, each positioning elastic piece 52 comprises an elastic piece first section and an elastic piece second section, and each positioning elastic piece 52 is identical in structure, so that one of the through holes is used for illustration, the elastic piece first section and the elastic piece second section are L-shaped together, the first end of the elastic piece first section is integrally connected to the left hole wall of the corresponding through hole 51, the first end of the elastic piece first section is the first end of the positioning elastic piece 52, the elastic piece second section is located inside the positioning rod 23, the elastic piece first section is obliquely arranged from top to bottom, and the elastic piece second section is arranged in parallel with the lower side face of the positioning rod 23. Like this, adopt the slope of shell fragment first section to the guide positioning lug enters into in the left through-hole that closes on, and cooperate with corresponding location shell fragment, because of the elasticity of location shell fragment, make the positioning lug more do benefit to in the corresponding through-hole of business turn over. In the present embodiment, each positioning elastic piece 52 is an elastic piece made of an elastic material such as an iron piece or a plastic piece.
Further, the pressing handle 21 is long, the pressing handle 21 is arranged along the left-right direction, and the pressing handle 21 and the sliding rod are arranged side by side; the upper end of the tension spring 22 is connected to the left end of the positioning sliding sleeve 24, and the lower end of the tension spring 22 is connected to the left end of the pressing handle 21, in this embodiment, the tension spring 22 may also be located at other positions, such as the middle or right end of the pressing handle 21. The positioning lug 211 is arranged on the upper side of the pressing handle 21, and the positioning lug 211 is matched with the positioning part; wherein, the pressing handle 21 is used for the user to press downwards so as to fold the desktop conveniently. Preferably, the length of the pressing handle 21 is greater than that of the positioning sliding sleeve 24, so that the right end of the pressing handle 21 is close to the right end of the desktop, and the operation is convenient for a user.
Preferably, the middle of the pressing handle 21 is provided with a connecting block 212, the connecting block 212 is n-shaped, and when the tension spring 22 is reset or in a natural state, the upper side surface of the connecting block 212 abuts against the lower side surface of the positioning sliding sleeve 24, so that the pressing handle 21 is balanced, and the pressing handle is prevented from shaking.
The folding support legs comprise two folding components and two support rods 60, the two folding components are arranged oppositely, and the two folding components are sequentially arranged from front to back and are respectively arranged at two sides of the positioning mechanism; the two folding components have the same structure, so for the description of one of the two folding components, the folding component includes a first folding rod 61, a second folding rod 62, a third folding rod 63 and a fourth folding rod 64, the first end of the first folding rod 61 is connected to the first movable connecting rod 31, the first end of the second folding rod 62 is connected to the second movable connecting rod 32, wherein the upper portion of the second folding rod 62 is hinged to a linkage rod 65, the first end of the linkage rod 65 is hinged to the side wall of the mounting frame 11, and the first end of the linkage rod 65 is close to the second movable connecting rod 32; the middle parts of the first folding rod 61 and the second folding rod 62 are hinged with each other, the second end of the first folding rod 61 is connected with the first end of the third folding rod 63, the second end of the second folding rod 62 is connected with the first end of the fourth folding rod 64, and the middle parts of the third folding rod 63 and the fourth folding rod 64 are hinged with each other; two ends of one of the support rods 60 are respectively connected with second ends of the two third folding rods 63, and two ends of the other support rod 60 are respectively connected with second ends of the two fourth folding rods 64. In this embodiment, the hinge structure between the two rods and the hinge structure between the rods and the table top are respectively realized by conventional hinge structures such as short pins or rotating shafts, which will not be described herein.
The utility model relates to a height-adjustable lifting table, which takes the table top with three optional gear heights as an example for explanation, four positioning parts are a first positioning part, a second positioning part, a third positioning part and a fourth positioning part from right to left, wherein, a middle positioning lug 211 is in a folding state for the table top 1 at the first positioning part; the specific using process is as follows:
1. when the desktop needs to be lifted, a user lifts the desktop upwards to enable the two folding assemblies to be synchronously stretched upwards, so that the first folding rod 61 and the second folding rod 62 in the same folding assembly move oppositely, the first movable connecting rod 31 and the second movable connecting rod 32 slide along the respective movable sliding chutes 12 respectively, namely the first movable connecting rod 31 and the second movable connecting rod 32 slide oppositely to drive the positioning rod 23 and the positioning sliding sleeve 23 to slide oppositely to shorten the length of the sliding rod piece, in the process, the positioning bump 211 sequentially enters the second positioning portion, the third positioning portion and the fourth positioning portion from the first positioning portion, and when the positioning bump 211 enters the second positioning portion, if the user determines to use the height, the user does not lift the desktop 1 upwards any more, and at the moment, the positioning bump 211 is positioned in the second positioning portion, and if the desktop 1 needs to be lifted again, the above operations are repeated, and the selection of the height of the desktop 1 can be realized.
2. When folding, the user presses the right end of the pressing handle 21 downwards to extend the tension spring 22 downwards, so that the positioning protrusion 211 is separated from the corresponding positioning portion, then the two folding assemblies are folded downwards, at this time, the first folding rod 61 and the second folding rod 62 in the same folding assembly move back to back, so that the moving connecting rod 31 and the moving connecting rod 32 are driven to move back to back, so that the positioning rod 23 and the positioning sliding sleeve 24 move back to back, the length of the sliding rod piece is increased, further the folding table top 1 is realized, and at this time, the positioning protrusion 211 is located in the first positioning portion.
The above description is only a preferred embodiment of the present invention, and all equivalent changes and modifications made within the scope of the claims of the present invention should belong to the scope of the claims of the present invention.
Claims (10)
1. The utility model provides a height-adjustable's lift table which characterized in that: comprises a table top, a movable rod piece movably arranged on the table top, a positioning mechanism and a folding supporting leg, wherein the positioning mechanism and the folding supporting leg are connected to the movable rod piece in a transmission way; the positioning mechanism comprises a pressing handle, a tension spring and a sliding rod piece, the sliding rod piece comprises a positioning rod and a positioning sliding sleeve, the positioning sliding sleeve is slidably sleeved outside the positioning rod in a manner of adjusting the length of the sliding rod piece, the positioning sliding sleeve and the first end of the positioning rod are respectively connected to the moving rod in a transmission manner, and the positioning sliding sleeve and the first end of the positioning rod are arranged in a back-to-back manner; the pressing handle is positioned on the lower side of the positioning rod, and two ends of the tension spring are respectively connected with the pressing handle and the positioning sliding sleeve; the locating lever is provided with a plurality of locating portions along length direction, the location sliding sleeve corresponding to one side of pressing the handle has seted up the perforation, it stretches into to be provided with on the pressing handle fenestrate location lug, the location lug is in the location sliding sleeve slides towards same direction in-process in proper order with the cooperation of pegging graft of locating portion.
2. A height adjustable lifting table as claimed in claim 1 wherein: the movable rod piece comprises two movable connecting rods, the two movable connecting rods are arranged along the width direction of the tabletop, and the two movable connecting rods are sequentially arranged side by side along the length direction of the tabletop.
3. A height adjustable lifting table as claimed in claim 2 wherein: the first end of the positioning rod is connected to one of the movable connecting rods in a transmission manner, and the first end of the positioning sliding sleeve is connected to the other movable connecting rod in a transmission manner.
4. A height adjustable lifting table as claimed in claim 3 wherein: the positioning sliding sleeve is provided with two holes, the two holes are arranged along the length direction, and the two holes are arranged in a back-to-back manner; the positioning rod is provided with mounting holes corresponding to the two strip holes respectively, two strip holes and two mounting holes which correspond to each other are provided with mounting screws in a matched mode, and the mounting screws are provided with mounting nuts in a spiral matched mode.
5. A height adjustable lifting table as claimed in claim 3 wherein: the length of the pressing handle is greater than that of the positioning sliding sleeve.
6. A height adjustable lifting table as claimed in claim 5, wherein: the movable connecting rod connected with the positioning rod is taken as a first movable connecting rod, and the other movable connecting rod is taken as a second movable connecting rod; each positioning part is a positioning groove, and the groove wall of each positioning groove, which deviates from the second movable connecting rod, is obliquely arranged from top to bottom along the direction close to the first movable connecting rod.
7. A height adjustable lifting table as claimed in claim 5, wherein: the movable connecting rod connected with the positioning rod is taken as a first movable connecting rod, and the other movable connecting rod is taken as a second movable connecting rod;
each positioning part comprises a through hole and a positioning elastic sheet, a plurality of through holes are formed in the positioning rod along the length direction, each positioning part and each through hole are respectively arranged in a one-to-one mode, each positioning elastic sheet comprises an elastic sheet first section and an elastic sheet second section, and the elastic sheet first section and the elastic sheet second section are L-shaped together; the first ends of the first sections of the elastic sheets are respectively and integrally connected to the hole walls of the corresponding through holes, and the first sections of the elastic sheets are respectively positioned on the hole walls of the through holes adjacent to the first movable connecting rod; and the first section of each elastic sheet is obliquely arranged along the direction close to the first movable connecting rod from top to bottom.
8. A height adjustable lifting table as claimed in claim 6 or 7, wherein: the tension spring is positioned at one end of the pressing handle and is close to the first movable connecting rod; the mid-mounting who presses the handle has the connecting block, the connecting block is the n font, in when the extension spring is in natural state the connecting block butt the location sliding sleeve.
9. A height adjustable lifting table as claimed in claim 8 wherein: the folding support legs comprise two folding components and two support bars, the two folding components are oppositely arranged, and the two folding components are respectively arranged on two sides of the positioning mechanism;
the two folding assemblies respectively comprise a first folding rod, a second folding rod, a third folding rod and a fourth folding rod, the first ends of the two first folding rods are respectively in transmission connection with the first movable connecting rod, the first ends of the two second folding rods are respectively in transmission connection with the second movable connecting rod, the positions, close to the first ends, of the two second folding rods are hinged with linkage rods, and one ends of the two linkage rods are respectively hinged to the side wall of the table top; moreover, the middle parts of the two first folding rods are respectively hinged with the middle parts of the corresponding second folding rods; the second ends of the two first folding rods are respectively hinged with the first ends of the third folding rods, the second ends of the two second folding rods are respectively hinged with the first ends of the fourth folding rods, and the middle parts of the two third folding rods are respectively hinged with the corresponding fourth folding rods; two ends of one of the supporting rods are respectively and correspondingly connected with the second ends of the two third folding rods, and two ends of the other supporting rod are respectively and correspondingly connected with the second ends of the two fourth folding rods.
10. A height adjustable lifting table as claimed in claim 2 or 3 wherein: the lower side of the desktop is provided with an installation frame, four moving sliding grooves are respectively arranged in the installation frame, the moving sliding grooves are all arranged along the length direction of the desktop, and two ends of two moving connecting rods are respectively in one-to-one corresponding inserting fit with the moving sliding grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221230721.8U CN217722930U (en) | 2022-05-19 | 2022-05-19 | Height-adjustable's lift table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221230721.8U CN217722930U (en) | 2022-05-19 | 2022-05-19 | Height-adjustable's lift table |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217722930U true CN217722930U (en) | 2022-11-04 |
Family
ID=83836410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221230721.8U Active CN217722930U (en) | 2022-05-19 | 2022-05-19 | Height-adjustable's lift table |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217722930U (en) |
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2022
- 2022-05-19 CN CN202221230721.8U patent/CN217722930U/en active Active
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