CN212791051U

CN212791051U - Stable adjusting structure of experiment table

Info

Publication number: CN212791051U
Application number: CN202021334308.7U
Authority: CN
Inventors: 李西军
Original assignee: Tianjin Evangelical Laboratory Equipment Co ltd
Current assignee: Tianjin Evangelical Laboratory Equipment Co ltd
Priority date: 2020-07-09
Filing date: 2020-07-09
Publication date: 2021-03-26
Anticipated expiration: 2030-07-09

Abstract

The utility model discloses an adjust firm structure of laboratory bench, including the laboratory bench body, the left side and the equal fixedly connected with stand in right side at laboratory bench body top, the top and the bottom on stand surface all overlap and are equipped with the sleeve pipe, sleeve pipe and stand sliding connection, the constant head tank has all been seted up on the left side and the right side of stand, the inboard fixedly connected with backup pad of sheathed tube. The utility model discloses a connecting block drives the cardboard and at the surface slip of stand, when the backup pad reachs suitable height and cardboard and inserts the constant head tank inside, can play the effect of support in advance to the backup pad, can improve the steadiness of backup pad, then the user fixes a position the sleeve pipe through runner and screw rod, improve the connected mode of backup pad and stand, it is relatively poor to have solved current laboratory bench place frame steadiness when highly adjusting according to household utensils, connected mode is comparatively single, and the extremely inconvenient problem of single operation moreover.

Description

Stable adjusting structure of experiment table

Technical Field

The utility model relates to an experiment table technical field specifically is an adjust firm structure of experiment table.

Background

The experiment table is a working table for performing experiments in enterprises and institutions such as hospitals, schools, chemical plants, scientific research institutions and the like, and is divided into the following parts according to the placement positions: a central experiment table, an edge experiment table and a corner table; the material composition is as follows: all-steel experiment table, steel-wood experiment table, all-wood experiment table, PP experiment table, some high cabinets in addition: a fume hood, a medicine cabinet, a vessel cabinet, a gas cylinder cabinet, an explosion-proof cabinet, a slide cabinet and the like.

The laboratory bench need deposit multiple household utensils through the rack from taking in the use, but the current laboratory bench rack steadiness is relatively poor when highly adjusting according to the household utensils, and connected mode is comparatively single, and single operation is extremely inconvenient moreover.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art not enough, provide an adjust firm structure of laboratory bench, possess the advantage that improves and adjust the steadiness, it is relatively poor to have solved current laboratory bench and place the steadiness when highly adjusting according to household utensils, and connected mode is comparatively single, the extremely inconvenient problem of single operation moreover.

The utility model provides a its technical problem realize through following technical scheme:

an adjusting and stabilizing structure of an experiment table comprises an experiment table body, wherein the left side and the right side of the top of the experiment table body are fixedly connected with upright posts, the top and the bottom of the surface of the upright post are both sleeved with sleeves which are connected with the upright post in a sliding way, the left side and the right side of the upright post are both provided with positioning grooves, the inner side of the sleeve is fixedly connected with a supporting plate, a rotating wheel is arranged on the outer side of the sleeve, a screw rod is arranged on the inner side of the rotating wheel, one end of the screw rod, which is far away from the rotating wheel, penetrates through the sleeve and extends to the inside of the positioning groove, the screw rod is connected with the sleeve by screw thread, the bottom of the supporting plate is fixedly connected with a connecting block, the front of the connecting block is provided with a clamping plate, the front surface of the connecting block is provided with a torsion spring positioned on the front surface of the clamping plate, one side of the torsion spring, which is far away from the connecting block, extends to the bottom of the clamping plate and is contacted with the surface of the clamping plate, one end of the clamping plate, which is far away from the torsion spring, extends to the inside of the positioning groove and is movably connected with the positioning groove.

And, the front of cardboard is provided with the bolt, the rear end of bolt runs through cardboard, torsional spring and connecting block in proper order and extends to the back of connecting block, connecting block and bolt threaded connection, cardboard and bolt sliding connection.

And the extension pipe is fixedly connected with the sleeve on the outer side of the sleeve and sleeved on the surface of the screw rod, the fixing plate is fixedly connected with the end, far away from the sleeve, of the extension pipe and sleeved on the surface of the screw rod, and the fixing plate is in threaded connection with the screw rod.

And the surface of the screw is fixedly connected with a limiting ring positioned in the extension pipe, the outer surface of the limiting ring is in contact with the inner wall of the extension pipe, and the limiting ring is in sliding connection with the sleeve.

And one side of the limiting ring, which is far away from the sleeve, is provided with a pressure spring sleeved on the surface of the screw rod, and one side of the pressure spring, which is far away from the limiting ring, is in contact with the surface of the fixing plate.

And the inside fixedly connected with strengthening rib of sleeve pipe, the top of strengthening rib and the bottom fixed connection of backup pad, the quantity of strengthening rib is a plurality of and even symmetrical arrangement.

The utility model discloses an advantage and beneficial effect do:

1. the utility model discloses an adjust firm structure of laboratory bench, drive the cardboard at the surface slip of stand through the connecting block, reach suitable height and cardboard when inserting the constant head tank inside when the backup pad, can play the effect of support in advance to the backup pad, can improve the steadiness of backup pad, then the user fixes a position the sleeve pipe through runner and screw rod, improve the connected mode of backup pad and stand, it is relatively poor to have solved current laboratory bench and place the frame when highly adjusting according to the household utensils steadiness, connected mode is comparatively single, and the extremely inconvenient problem of single operation.

2. The utility model discloses an adjust firm structure of laboratory bench through setting up the bolt, can the person of facilitating the use install cardboard and torsional spring, and the person of facilitating the use changes the torsional spring, avoids the torsional spring to lead to the supporting effect to descend because of torsion disappears.

3. The utility model discloses an adjust firm structure of laboratory bench through setting up extension pipe and fixed plate, can improve screw rod and sheathed tube area of contact, can increase the stability of screw rod.

4. The utility model discloses an adjust firm structure of laboratory bench through setting up the spacing ring, can play spacing effect to the screw rod, can make bolt and sleeve pipe become a whole, avoids the screw rod to lead to excessively breaking away from the contact with the sleeve pipe because of removing.

5. The utility model discloses an adjust firm structure of laboratory bench through setting up the pressure spring, can play the effect of support to the spacing ring, improves the stability that the screw rod removed, reduces the wearing and tearing of screw thread between screw rod, sleeve pipe and the fixed plate

6. The utility model discloses an adjust firm structure of laboratory bench through setting up the strengthening rib, can improve the intensity of backup pad, avoids the backup pad to appear bending deformation because of the bearing is too high.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic sectional view of the partial structure of the present invention;

FIG. 3 is a right-view schematic diagram of the local structure of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

fig. 5 is an enlarged schematic view of the structure at B in fig. 2 according to the present invention.

In the figure: 1. a test bed body; 2. a column; 3. a sleeve; 4. positioning a groove; 5. a support plate; 6. a rotating wheel; 7. a screw; 8. connecting blocks; 9. clamping a plate; 10. a torsion spring; 11. a bolt; 12. an extension pipe; 13. a fixing plate; 14. a limiting ring; 15. a pressure spring; 16. and (5) reinforcing ribs.

Detailed Description

The present invention will be described in further detail with reference to specific examples, which are provided for illustrative purposes only, and are not intended to be limiting, and the scope of the present invention should not be limited thereby.

As shown in fig. 1 to 5, an adjusting and stabilizing structure of a laboratory bench comprises a laboratory bench body 1, wherein a vertical column 2 is fixedly connected to the left side and the right side of the top of the laboratory bench body 1, a sleeve 3 is sleeved on the top and the bottom of the surface of the vertical column 2, the sleeve 3 is slidably connected with the vertical column 2, positioning grooves 4 are formed in the left side and the right side of the vertical column 2, a supporting plate 5 is fixedly connected to the inner side of the sleeve 3, a rotating wheel 6 is arranged on the outer side of the sleeve 3, a screw 7 is arranged on the inner side of the rotating wheel 6, one end of the screw 7, which is far away from the rotating wheel 6, penetrates through the sleeve 3 and extends into the positioning grooves 4, the screw 7 is in threaded connection with the sleeve 3, a connecting block 8 is fixedly connected to the bottom of the supporting plate 5, a clamping plate 9 is arranged on the front of the connecting block 8, a, one end of the clamping plate 9, which is far away from the torsion spring 10, extends to the inside of the positioning groove 4 and is movably connected with the positioning groove 4.

Referring to fig. 3, a bolt 11 is arranged on the front surface of the clamping plate 9, the rear end of the bolt 11 sequentially penetrates through the clamping plate 9, the torsion spring 10 and the connecting block 8 and extends to the back surface of the connecting block 8, the connecting block 8 is in threaded connection with the bolt 11, and the clamping plate 9 is in sliding connection with the bolt 11. Through setting up bolt 11, can the person of facilitating the use install cardboard 9 and torsional spring 10, the person of facilitating the use changes torsional spring 10, avoids torsional spring 10 to lead to the supporting effect to descend because of torsion disappears.

Referring to fig. 5, an extension tube 12 sleeved on the surface of the screw 7 is fixedly connected to the outer side of the sleeve 3, a fixing plate 13 sleeved on the surface of the screw 7 is fixedly connected to one end of the extension tube 12 away from the sleeve 3, and the fixing plate 13 is in threaded connection with the screw 7. By providing the extension pipe 12 and the fixing plate 13, the contact area between the screw 7 and the sleeve 3 can be increased, and the stability of the screw 7 can be increased.

Referring to fig. 5, a stop collar 14 is fixedly connected to the surface of the screw rod 7 and located inside the extension pipe 12, the outer surface of the stop collar 14 contacts with the inner wall of the sleeve 3, and the stop collar 14 is slidably connected with the extension pipe 12. Through setting up spacing ring 14, can play spacing effect to screw rod 7, can make bolt 11 and sleeve pipe 3 become a whole, avoid screw rod 7 to lead to breaking away from the contact because of removing excessively with sleeve pipe 3.

Referring to fig. 5, a side of the limit ring 14 away from the sleeve 3 is provided with a compression spring 15 sleeved on the surface of the screw 7, and a side of the compression spring 15 away from the limit ring 14 is in contact with the surface of the fixing plate 13. Through setting up pressure spring 15, can play the effect of support to spacing ring 14, improve the stability that screw rod 7 removed, reduce the wearing and tearing of screw thread between screw rod 7, sleeve pipe 3 and fixed plate 13.

Referring to fig. 1, the inner side of the sleeve 3 is fixedly connected with reinforcing ribs 16, the tops of the reinforcing ribs 16 are fixedly connected with the bottom of the supporting plate 5, and the reinforcing ribs 16 are uniformly and symmetrically arranged in number. Through setting up strengthening rib 16, can improve backup pad 5's intensity, avoid backup pad 5 to appear bending deformation because of the bearing is too high.

The utility model discloses a theory of operation and use flow: during the use, the user puts experimental ware through backup pad 5, when needs highly adjust backup pad 5, at first rotate runner 6, runner 6 drives screw rod 7 and removes and breaks away from the contact to both sides and with constant head tank 4, then the user promotes backup pad 5, backup pad 5 is spacing at the surperficial slip of stand 2 through two sleeve pipes 3, in backup pad 5 removal in-process, backup pad 5 drives cardboard 9 through connecting block 8 and slides at the surperficial of stand 2, when backup pad 5 reachs suitable height and cardboard 9 and inserts constant head tank 4 inside, user reverse rotation runner 6, runner 6 drives inside side to move of screw rod 7 and inserts constant head tank 4 once more, thereby reach the effect that improves backup pad 5 regulation steadiness.

In summary, the following steps: this regulation firm structure of laboratory bench, drive cardboard 9 at the surface slip of stand 2 through connecting block 8, when backup pad 5 reachs suitable height and cardboard 9 insert the constant head tank 4 inside, can play the effect of supporting in advance to backup pad 5, can improve backup pad 5's steadiness, then the user fixes a position sleeve pipe 3 through runner 6 and screw rod 7, improve backup pad 5 and stand 2's connected mode, it is relatively poor to have solved current laboratory bench place frame when highly adjusting according to the household utensils steadiness, connected mode is comparatively single, and the extremely inconvenient problem of single operation.

Although the embodiments of the present invention and the accompanying drawings have been disclosed for illustrative purposes, those skilled in the art will appreciate that various substitutions, alterations, and modifications are possible without departing from the spirit and scope of the invention and the appended claims, and thus the scope of the invention is not limited to the embodiments and drawings disclosed.

Claims

1. The utility model provides an adjust firm structure of laboratory bench, includes laboratory bench body (1), its characterized in that: the experiment table comprises an experiment table body (1), wherein stand columns (2) are fixedly connected to the left side and the right side of the top of the experiment table body (1), sleeves (3) are sleeved on the top and the bottom of the surfaces of the stand columns (2), the sleeves (3) are connected with the stand columns (2) in a sliding mode, positioning grooves (4) are formed in the left side and the right side of the stand columns (2), a supporting plate (5) is fixedly connected to the inner sides of the sleeves (3), rotating wheels (6) are arranged on the outer sides of the sleeves (3), screw rods (7) are arranged on the inner sides of the rotating wheels (6), one ends, far away from the rotating wheels (6), of the screw rods (7) penetrate through the sleeves (3) and extend into the positioning grooves (4), the screw rods (7) are in threaded connection with the sleeves (3), connecting blocks (8) are fixedly connected to the bottom of the supporting plates (5), clamping plates (9) are arranged on the front, one side of the torsion spring (10) far away from the connecting block (8) extends to the bottom of the clamping plate (9) and contacts with the surface of the clamping plate (9), and one end, far away from the torsion spring (10), of the clamping plate (9) extends to the inside of the positioning groove (4) and is movably connected with the positioning groove (4).

2. An adjusting and stabilizing structure for a laboratory bench according to claim 1, wherein: the front of cardboard (9) is provided with bolt (11), the rear end of bolt (11) runs through cardboard (9), torsional spring (10) and connecting block (8) in proper order and extends to the back of connecting block (8), connecting block (8) and bolt (11) threaded connection, cardboard (9) and bolt (11) sliding connection.

3. An adjusting and stabilizing structure for a laboratory bench according to claim 1, wherein: the extension pipe (12) on the surface of the screw rod (7) is sleeved with the fixedly connected with sleeve on the outer side of the sleeve (3), the fixing plate (13) on the surface of the screw rod (7) is sleeved with the fixedly connected with sleeve far away from one end of the extension pipe (12) and the fixing plate (13) is in threaded connection with the screw rod (7).

4. An adjusting and stabilizing structure for a laboratory bench according to claim 3, wherein: the surface of the screw rod (7) is fixedly connected with a limiting ring (14) located inside the extension pipe (12), the outer surface of the limiting ring (14) is in contact with the inner wall of the extension pipe (12), and the limiting ring (14) is in sliding connection with the extension pipe (12).

5. An adjusting and stabilizing structure for a laboratory bench according to claim 4, wherein: one side of the limiting ring (14) far away from the sleeve (3) is provided with a pressure spring (15) sleeved on the surface of the screw rod (7), and one side of the pressure spring (15) far away from the limiting ring (14) is in contact with the surface of the fixing plate (13).

6. An adjusting and stabilizing structure for a laboratory bench according to claim 1, wherein: the inner side of the sleeve (3) is fixedly connected with reinforcing ribs (16), the tops of the reinforcing ribs (16) are fixedly connected with the bottom of the supporting plate (5), and the reinforcing ribs (16) are arranged symmetrically and uniformly.