CN212120073U

CN212120073U - Based on tenon fourth of twelve earthly branches combination laboratory bench

Info

Publication number: CN212120073U
Application number: CN202020641159.2U
Authority: CN
Inventors: 郑小利
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-23
Filing date: 2020-04-23
Publication date: 2020-12-11
Anticipated expiration: 2030-04-23

Abstract

The utility model discloses a based on tenon fourth of twelve earthly branches combination laboratory bench, including workstation and first tenon, the breakwater is installed at the top of workstation, the bottom that the workstation is close to the breakwater has seted up first tongue-and-groove, first tenon is fixed in one side that the breakwater is close to first tongue-and-groove, wherein, the bottom middle part of workstation is fixed with the schoolbag fill, the workstation is close to the both sides bottom fixedly connected with stand that the schoolbag was fought, the bottom of stand is provided with the supporting legs, the threaded groove has been seted up to one side that the stand is close to the supporting legs, one side that the supporting legs is close to the threaded groove is fixed with adjusting screw, the inboard of stand is provided with the locating rack. The utility model discloses a slider and the spout that set up, when the stand was kept away from to the fastening head, the locating rack can produce through slider and stand and slide, installs the crossbeam through the locating rack, through the slip of locating rack, is convenient for highly adjust the crossbeam.

Description

Based on tenon fourth of twelve earthly branches combination laboratory bench

Technical Field

The utility model relates to an experiment table technical field specifically is a based on tenon fourth of twelve earthly branches combination experiment table.

Background

The experiment table is used for performing experiment detection and storing instruments by enterprises and institutions such as hospitals, schools, chemical plants, scientific research institutions and the like, and is generally a tenon-and-mortise combined experiment table for facilitating the assembly of the experiment table.

Although the existing experimental tables based on mortise and tenon combination are very large in type and quantity, the existing experimental tables based on mortise and tenon combination still have certain problems, and certain inconvenience is brought to the use of the experimental tables based on mortise and tenon combination.

When the existing tenon-and-mortise based combined experiment table is used, the supporting force of the support is increased through the cross beam, but the height of the cross beam is fixed, the mounting height of the cross beam cannot be adjusted, and the cross beam is inconvenient to use, so that the technology based on the tenon-and-mortise based combined experiment table structure can be improved to perfect the device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a based on tenon fourth of twelve earthly branches combination laboratory bench has solved current based on tenon fourth of twelve earthly branches combination laboratory bench when using, through the holding power of crossbeam increase support, but the high fixed of crossbeam, the mounting height of unable regulation crossbeam, the problem of inconvenient use.

In order to achieve the above object, the utility model provides a following technical scheme: a test bench based on mortise and tenon combination comprises a workbench and a first tenon, wherein a water baffle is installed at the top of the workbench, a first mortise is formed in the bottom of the workbench, which is close to the water baffle, the first tenon is fixed on one side of the water baffle, which is close to the first mortise, and the first tenon is fixed on the other side of the water baffle,

a schoolbag bucket is fixed in the middle of the bottom end of the workbench, upright columns are fixedly connected to the bottoms of two sides of the workbench, which are close to the schoolbag bucket, supporting legs are arranged at the bottoms of the upright columns, threaded grooves are formed in one sides of the upright columns, which are close to the supporting legs, adjusting screws are fixed to one sides of the supporting legs, which are close to the threaded grooves, positioning frames are arranged on the inner sides of the upright columns, sliding grooves are formed in one sides of the upright columns, which are close to the positioning frames, sliding blocks are fixed to one sides of the positioning frames, which are close to the sliding grooves;

be connected with the crossbeam between the locating rack, the crossbeam has been close to the both sides of locating rack and has been seted up the second tongue-and-groove, one side that the locating rack is close to the second tongue-and-groove is fixed with the second tenon, the outside intercommunication in one side that the stand is close to the spout has the intercommunication groove, the screw rod groove has been seted up to one side that the slider is close to the intercommunication groove, the inside of intercommunication groove is run through there is fastening screw, fastening screw's one end is located the inside in screw rod groove, fastening screw keeps away from the one end of slider and is fixed with the fastening head.

Preferably, the middle part of the water baffle is provided with a first connecting plate, the two ends of the first connecting plate are provided with second connecting plates, the first connecting plate is connected with the second connecting plates through a connecting piece, one ends of the first connecting plate and the second connecting plate, which are close to the connecting piece, are provided with butt joint grooves, and one sides of the first connecting plate and the second connecting plate, which are close to the butt joint grooves, are fixedly provided with butt joints.

Preferably, the first tenon is a cylinder, and the first tenon and the first mortise form an interference fit.

Preferably, the sliding groove and the sliding block are T-shaped, and the sliding groove and the sliding block form a sliding structure.

Preferably, the outer dimension of the slider is smaller than the opening dimension of the open groove.

Preferably, the outer diameter of the fastening head is larger than the width of the communication groove.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model has the advantages that through the arranged slide block and the slide groove, when the fastening head is far away from the upright post, the positioning frame can slide with the upright post through the slide block, the crossbeam is installed through the positioning frame, and the height of the crossbeam is convenient to adjust through the sliding of the positioning frame;

2. the utility model discloses a fastening head and the fastening screw that set up, after the altitude mixture control of crossbeam is accomplished, rotate the fastening head, make the fastening head drive the fastening screw and rotate, the fastening screw passes through the inside of external screw thread rotation entering screw groove, supports the outside of stand through the fastening head, through increasing the friction between fastening head and the stand, fix the locating rack, be convenient for fix the crossbeam;

3. the utility model discloses a set up, when the unevenness of ground needs the balance of adjusting the workstation, rotate the supporting legs that rocks one side, the supporting legs drives adjusting screw and rotates, and adjusting screw passes through the external screw thread and produces relative movement with the stand, through the support height of adjusting screw regulation supporting legs, makes workstation keep balance, avoids the workstation to take place to rock.

Drawings

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

FIG. 2 is a schematic view of the water baffle of the present invention;

fig. 3 is a schematic view of a part of an enlarged structure at a in fig. 1 according to the present invention.

In the figure: 1. a work table; 2. a water baffle; 201. a first connecting plate; 202. a second connecting plate; 203. a connecting member; 204. a butt joint groove; 205. a butt joint; 3. a first tongue-and-groove; 4. a first tenon; 5. a bag bucket; 6. a column; 7. supporting legs; 8. a thread groove; 9. adjusting the screw rod; 10. a positioning frame; 11. a chute; 12. a slider; 13. an open slot; 14. a cross beam; 15. a second mortise; 16. a second tenon; 17. a communicating groove; 18. a screw channel; 19. fastening a screw rod; 20. and (6) fastening the head.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: a test bench based on mortise and tenon combination comprises a workbench 1, a water baffle 2, a first mortise 3, a first tenon 4, a schoolbag bucket 5, a stand column 6, a supporting leg 7, a thread groove 8, an adjusting screw 9, a positioning frame 10, a sliding groove 11, a sliding block 12, an open groove 13, a cross beam 14, a second mortise 15, a second tenon 16, a communicating groove 17, a screw groove 18, a fastening screw 19 and a fastening head 20, wherein the water baffle 2 is installed at the top of the workbench 1, the middle part of the water baffle 2 is provided with a first connecting plate 201, two ends of the first connecting plate 201 are provided with second connecting plates 202, the first connecting plate 201 and the second connecting plates 202 are connected through connecting pieces 203, one ends of the first connecting plate 201 and the second connecting plate 202, which are close to the connecting pieces 203, are provided with butt grooves 204, one sides of the first connecting plate 201 and the second connecting plate 202, which are close to the butt grooves 204, are fixed with butt joints 205, the bottom of the workbench 1 close to the water baffle 2 is provided with a first mortise 3, the first tenon 4 is fixed at one side of the water baffle 2 close to the first mortise 3, the first tenon 4 is a cylinder, the first tenon 4 and the first mortise 3 form interference fit, the water baffle 2 and the workbench 1 form detachable connection through the first tenon 4 and the first mortise 3, the water baffle 2 is convenient to mount or dismount through the first tenon 4 and the first mortise 3,

a schoolbag bucket 5 is fixed in the middle of the bottom end of the workbench 1, upright posts 6 are fixedly connected to the bottoms of two sides of the workbench 1 close to the schoolbag bucket 5, supporting legs 7 are arranged at the bottoms of the upright posts 6, threaded grooves 8 are formed in one sides of the upright posts 6 close to the supporting legs 7, adjusting screws 9 are fixed to one sides of the supporting legs 7 close to the threaded grooves 8, positioning frames 10 are arranged on the inner sides of the upright posts 6, sliding grooves 11 are formed in one sides of the upright posts 6 close to the positioning frames 10, the sliding grooves 11 and sliding blocks 12 are in a T shape, the sliding grooves 11 and the sliding blocks 12 form a sliding structure, when the fastening head 20 is far away from the upright posts 6, the positioning frames 10 can slide with the upright posts 6 through the sliding blocks 12, the cross beam 14 is installed through the positioning frames 10, the height of the cross beam 14 can be conveniently adjusted through the sliding of the positioning frames 10, and, the external size of the sliding block 12 is smaller than the opening size of the open slot 13, the sliding groove 11 and the sliding block 12 are in special shapes, when the positioning frame 10 is installed, the positioning frame 10 drives the sliding block 12 to enter the inside of the sliding groove 11 through the open slot 13, the positioning frame 10 is conveniently connected with the upright post 6, and the open slot 13 is communicated with the top of the upright post 6 close to the sliding groove 11;

a cross beam 14 is connected between the positioning frames 10, second mortises 15 are formed in two sides of the cross beam 14, which are close to the positioning frames 10, a second tenon 16 is fixed on one side of the positioning frames 10, which is close to the second mortises 15, a communicating groove 17 is communicated with the outside of one side of the upright post 6, which is close to the sliding groove 11, a screw groove 18 is formed in one side of the slider 12, which is close to the communicating groove 17, a fastening screw 19 penetrates through the communicating groove 17, one end of the fastening screw 19 is located inside the screw groove 18, a fastening head 20 is fixed on one end of the fastening screw 19, which is far away from the slider 12, the outer diameter of the fastening head 20 is larger than the width of the communicating groove 17, after the height adjustment of the cross beam 14 is completed, the fastening head 20 is rotated to enable the fastening head 20 to drive the fastening screw 19 to rotate, the fastening screw 19 enters the inside of the screw groove 18 through, the positioning frame 10 is fixed by increasing the friction between the fastening head 20 and the upright 6, so that the cross beam 14 is fixed conveniently.

The working principle is as follows: when the experiment table based on the mortise and tenon combination is assembled, the second tenon 16 of the positioning frame 10 enters the second mortise 15 of the cross beam 14, then the positioning frames 10 on two sides drive the sliding block 12 to enter the inside of the sliding groove 11 through the open groove 13, so that the positioning frame 10 is in sliding connection with the upright 6, the cross beam 14 is connected with the upright 6 through the positioning frame 10, the supporting force of the upright 6 is increased through the cross beam 14, then the upright 6 is fixedly connected with the bottom of the workbench 1 through the bolt, when the height of the cross beam 14 needs to be adjusted, the fastening head 20 is rotated to enable the fastening head 20 to be far away from the upright 6, the positioning frame 10 can slide with the upright 6 through the sliding block 12, the cross beam 14 is installed through the positioning frame 10, so that the height of the cross beam 14 is convenient to be adjusted through the sliding of the positioning frame 10, then the fastening head 20 is rotated reversely, so that the fastening head 20 drives the, fastening screw 19 passes through the inside that the external screw thread is rotatory to get into screw groove 18, support the outside of stand 6 through fastening head 20, through the friction between increase fastening head 20 and the stand 6, fix locating rack 10, be convenient for fix crossbeam 14, when needing to install breakwater 2, be convenient for install breakwater 2 through first tenon 4 and first tongue-and-groove 3, avoid article from workstation 1 landing through breakwater 2, when the uneven needs adjust the balance of workstation 1 of ground, rotate the supporting legs 7 of rocking one side, supporting legs 7 drive adjusting screw 9 and rotate, adjusting screw 9 produces relative movement through external screw thread and stand 6, adjust the holding height of supporting legs 7 through adjusting screw 9, make workstation 1 keep balance, avoid workstation 1 to take place to rock.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a based on mortise-tenon joint combination laboratory bench, includes workstation (1) and first tenon (4), its characterized in that: the top of the workbench (1) is provided with a water baffle (2), the bottom of the workbench (1) close to the water baffle (2) is provided with a first mortise (3), the first tenon (4) is fixed on one side of the water baffle (2) close to the first mortise (3), wherein,

a schoolbag bucket (5) is fixed in the middle of the bottom end of the workbench (1), upright columns (6) are fixedly connected to the bottoms of two sides, close to the schoolbag bucket (5), of the workbench (1), supporting legs (7) are arranged at the bottoms of the upright columns (6), threaded grooves (8) are formed in one sides, close to the supporting legs (7), of the upright columns (6), adjusting screws (9) are fixed to one sides, close to the threaded grooves (8), of the supporting legs (7), positioning frames (10) are arranged on the inner sides of the upright columns (6), sliding grooves (11) are formed in one sides, close to the positioning frames (10), of the upright columns (6), sliding blocks (12) are fixed to one sides, close to the sliding grooves (11), of the positioning frames (10), and open grooves (13) are communicated with the tops, close to the sliding grooves;

be connected with crossbeam (14) between locating rack (10), second tongue-and-groove (15) have been seted up to crossbeam (14) both sides that are close to locating rack (10), one side that locating rack (10) are close to second tongue-and-groove (15) is fixed with second tenon (16), the outside intercommunication in one side that stand (6) are close to spout (11) has intercommunication groove (17), screw rod groove (18) have been seted up to one side that slider (12) are close to intercommunication groove (17), the inside of intercommunication groove (17) is run through and is had fastening screw (19), the one end of fastening screw (19) is located the inside of screw rod groove (18), the one end that slider (12) were kept away from in fastening screw (19) is fixed with fastening head (20).

2. The experimental bench based on mortise and tenon joint combination according to claim 1, wherein: the water baffle (2) comprises a first connecting plate (201), a second connecting plate (202), a connecting piece (203), a butt joint groove (204) and a butt joint (205), the middle of the water baffle (2) is the first connecting plate (201), the second connecting plate (202) is installed at two ends of the first connecting plate (201), the first connecting plate (201) is connected with the second connecting plate (202) through the connecting piece (203), the butt joint groove (204) is formed in one end, close to the connecting piece (203), of the first connecting plate (201) and the second connecting plate (202), and the butt joint (205) is fixed on one side, close to the butt joint groove (204), of the first connecting plate (201) and the second connecting plate (202).

3. The experimental bench based on mortise and tenon joint combination according to claim 1, wherein: the first tenon (4) is a cylinder, and the first tenon (4) and the first mortise (3) form interference fit.

4. The experimental bench based on mortise and tenon joint combination according to claim 1, wherein: the sliding groove (11) and the sliding block (12) are T-shaped, and the sliding groove (11) and the sliding block (12) form a sliding structure.

5. The experimental bench based on mortise and tenon joint combination according to claim 1, wherein: the outer size of the sliding block (12) is smaller than the opening size of the opening groove (13).

6. The experimental bench based on mortise and tenon joint combination according to claim 1, wherein: the outer diameter of the fastening head (20) is larger than the width of the communication groove (17).