CN211242115U

CN211242115U - Desk convenient to transport

Info

Publication number: CN211242115U
Application number: CN201921159777.7U
Authority: CN
Inventors: 王有浩
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-23
Filing date: 2019-07-23
Publication date: 2020-08-14
Anticipated expiration: 2029-07-23

Abstract

The utility model discloses a desk convenient to transport, including desktop, collection steamer tray, support column, grafting post and base plate, desktop bottom middle section department is fixed with the collection steamer tray of a set of rectangle frame form, desktop bottom outer fringe symmetry is dug and is equipped with smooth chamber, it is provided with clamping device to slide in the smooth chamber, it is provided with two sets of support columns to collect steamer tray bottom symmetry, grafting post bottom is fixed at the middle section department of base plate, dig and be equipped with two sets of supplementary chambeies bottom the base plate, auxiliary device is installed to supplementary intracavity, the one end of the worm in the grafting post is pegged graft in the base plate, and the worm wheel cooperation in worm bottom and the auxiliary device, the inside middle section department of base plate is provided with elevator motor, elevator motor's spindle front end is provided with the lifter, the lifter sets up in grafting chamber. This desk convenient to transport, reasonable in design can improve the handling efficiency of desk, can effectively reduce workman's the amount of labour, is fit for using widely.

Description

Desk convenient to transport

Technical Field

The utility model belongs to the technical field of teaching equipment, concretely relates to desk convenient to transport.

Background

The desk is an important tool in teaching, is mainly used for students to study, write, listen to classes and the like, starts from the eight-side desk in the earliest school hall, and is used for schools, and the desks used for learning in the school hall are unified into the desk. The existing desk can be roughly divided into a solid wood desk and a rubber plastic desk, wherein the rubber plastic desk is commonly used in schools because of special materials, better materials, durability and portability.

The height of the existing desk is fixed and is not convenient to adjust, is not convenient to move, wastes time and labor when being carried, and has lower working efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a desk convenient to transport to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a desk convenient to carry comprises a desktop, a collection drawer, support columns, an insertion column and a base plate, wherein a group of rectangular frame-shaped collection drawers are fixed at the middle section of the bottom of the desktop, sliding cavities are symmetrically dug in the outer edge of the bottom of the desktop, clamping devices are slidably arranged in the sliding cavities, two groups of support columns are symmetrically arranged at the bottom of the collection drawer, insertion cavities are dug in the insertion column, the support columns are inserted in the insertion cavities, two groups of transmission assemblies are symmetrically arranged in the insertion column, a group of worms perpendicular to the transmission assemblies are rotatably arranged in the insertion column, the bottom of the insertion column is fixed at the middle section of the base plate, two groups of auxiliary cavities are dug in the bottom of the base plate, auxiliary devices are arranged in the auxiliary cavities, one end of each worm in the insertion column is inserted in the base plate, and the bottom end of each worm is matched, the middle section in the base plate is provided with a lifting motor, the front end of a crankshaft of the lifting motor is provided with a lifting rod, and the lifting rod is arranged in the inserting cavity.

Preferably, four groups of sliding chutes are symmetrically dug on two parallel sides of the supporting column, gear teeth are arranged in the sliding chutes, a group of thread cavities are dug on the supporting column, the lifting rod is inserted and installed in the thread cavities, and the thread cavities are in thread fit with the lifting rod.

Preferably, drive assembly includes toothed disc, bevel gear and dwang, the both ends of dwang are fixed with toothed disc, and toothed disc's one end stretches out the grafting intracavity, toothed disc sets up in the sliding tray of support column, and toothed disc outer fringe and the meshing of the teeth of a cogwheel, be fixed with bevel gear on the dwang, the worm top is provided with bevel gear, and is two sets of mesh between the bevel gear.

Preferably, the clamping device comprises a fixed plate, a clamping plate, a screw rod and a sliding plate, wherein the fixed plate is U-shaped, the clamping plate is arranged on the fixed plate in a sliding mode, the screw rod is arranged at one end of the fixed plate, one end of the screw rod penetrates through the fixed plate to extend out, the extending end of the screw rod is fixed on the clamping plate, an oblong channel is dug at one end, far away from the screw rod, of the fixed plate, and the sliding plate is arranged in the channel in a sliding mode.

Preferably, auxiliary device includes threaded rod, vaulting pole, holding down plate, slider and gyro wheel, the threaded rod rotates to set up at supplementary intracavity, the one end of threaded rod is fixed with the worm wheel, the symmetry cover is established and is installed two sets of sliders on the threaded rod, two sets of opposite spiral direction's screw thread has been seted up to the symmetry on the threaded rod, the articulated vaulting pole of installing in slider bottom, the horizontal slip of slip intracavity is provided with the holding down plate, holding down plate bottom symmetry is provided with the gyro wheel, the articulated installation at the holding down plate top of the one end that the slider was kept away from to the vaulting pole.

The utility model discloses a technological effect and advantage: this desk convenient to transport, elevator motor through setting up, the threaded rod, the toothed disc among the drive assembly, bevel gear, the threaded rod among dwang and the auxiliary device, the vaulting pole, the holding down plate, cooperation between slider and the worm, can be when needs transport, the height of desk reduces, make the gyro wheel of auxiliary device holding down plate below stretch out simultaneously, and then make things convenient for people to carry the removal to the desk, through the clamping device who sets up, fixed plate among the clamping device, cooperation between holding down plate and the lead screw, can erect two sets of desks and fix and carry together, and then improve the efficiency of desk transport. This desk convenient to transport, reasonable in design can improve the handling efficiency of desk, can effectively reduce workman's the amount of labour, is fit for using widely.

Drawings

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

FIG. 2 is a cross-sectional view of the support post A-A of FIG. 1 in accordance with the present invention;

fig. 3 is a cross-sectional view taken along line B-B of fig. 2 in accordance with the present invention;

FIG. 4 is a schematic structural view of the support post of the present invention;

fig. 5 is a schematic structural view of the clamping device of the present invention.

In the figure: the device comprises a table top 1, a collection drawer 2, a clamping device 3, a fixing plate 4, a clamping plate 5, a lead screw 6, a sliding plate 7, a support column 8, a sliding groove 81, a threaded cavity 82, a plug-in column 9, a base plate 10, a transmission assembly 11, a gear disc 12, a bevel gear 13, a rotating rod 14, a worm 15, a worm wheel 16, an auxiliary device 17, a threaded rod 18, a support rod 19, a lower pressing plate 20, a sliding block 21 and a roller 22.

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.

The utility model provides a desk convenient to carry as shown in figures 1-5, which comprises a desktop 1, a collection drawer 2, support columns 8, a splicing column 9 and a base plate 10, wherein a group of collection drawers 2 in the shape of a rectangular frame is fixed at the middle section of the bottom of the desktop 1, slide cavities are symmetrically dug at the outer edge of the bottom of the desktop 1, a clamping device 3 is arranged in the slide cavities in a sliding way, two groups of support columns 8 are symmetrically arranged at the bottom of the collection drawers 2, splicing cavities are dug in the splicing column 9, the support columns 8 are inserted and installed in the splicing cavities, two groups of transmission components 11 are symmetrically arranged in the splicing column 9, a group of worms 15 vertical to the transmission components 11 are arranged in the splicing column 9 in a rotating way, the bottom of the splicing column 9 is fixed at the middle section of the base plate 10, two groups of auxiliary cavities are dug at the bottom of the base plate, one end of a worm 15 in the insertion column 9 is inserted in the substrate 10, the bottom end of the worm 15 is matched with a worm wheel 16 in the auxiliary device 17, a lifting motor 23 is arranged at the middle section inside the substrate 10, a lifting rod 24 is arranged at the front end of a crankshaft of the lifting motor 23, and the lifting rod 24 is arranged in the insertion cavity.

Specifically, two parallel sides of support column 8 are symmetrically dug and are equipped with four groups of sliding chutes 81, be provided with the teeth of a cogwheel in the sliding chute 81, dig on the support column 8 and be equipped with a set of screw thread chamber 82, lifter 24 pegs graft and installs in screw thread chamber 82, and screw thread fit between screw thread chamber 82 and the lifter 24.

Specifically, drive assembly 11 includes gear plate 12, bevel gear 13 and dwang 14, the both ends of dwang 14 are fixed with gear plate 12, and the one end of gear plate 12 stretches out the grafting intracavity, gear plate 12 sets up in the sliding tray 81 of support column 8, and the meshing of the gear plate 12 outer fringe and teeth of a cogwheel, be fixed with bevel gear 13 on the dwang 14, worm 15 top is provided with bevel gear 13, and is two sets of mesh between the bevel gear 13.

Specifically, clamping device 3 includes fixed plate 4, clamp plate 5, lead screw 6 and sliding plate 7, fixed plate 4 is the U type, it is provided with clamp plate 5 to slide on fixed plate 4, the one end of fixed plate 4 is provided with lead screw 6, be fixed with on the outside limit of fixed plate 4 and adsorb the piece, it can adsorb clamping device to adsorb the piece, and then avoids clamping device landing from the sliding chamber, the one end of lead screw 6 is passed fixed plate 4 and is stretched out, and the one end of stretching out is fixed on clamp plate 5, the one end that lead screw 6 was kept away from to fixed plate 4 is dug and is equipped with the channel of long circle, it is provided with sliding plate 7 to slide in the channel, clamping device 3 can not follow the complete roll-off in the sliding chamber can be guaranteed in the design of sliding.

Specifically, the auxiliary device 17 includes a threaded rod 18, a stay bar 19, a lower pressing plate 20, a slider 21 and rollers 22, the threaded rod 18 is rotatably disposed in the auxiliary cavity, a worm wheel 16 is fixed at one end of the threaded rod 18, two sets of sliders 21 are symmetrically sleeved on the threaded rod 18, two sets of threads with opposite spiral directions are symmetrically disposed on the threaded rod 18, the two sets of threads with opposite spiral directions on the threaded rod 18 are designed to enable the sliders 21 to move towards two sides or towards the center of the threaded rod 18 at the same time, the stay bar 19 is hinged to the bottom of the slider 21, the lower pressing plate 20 is horizontally slidably disposed in the sliding cavity, the rollers 22 are symmetrically disposed at the bottom of the lower pressing plate 20, and one end of the stay bar 19, which is far away from the slider 21, is hinged to the top.

Specifically, during transportation, the lifting motor 23 is turned on, the lifting motor 23 rotates reversely to drive the lifting rod 24 to rotate, the lifting rod 24 is matched with the threaded cavity 82 of the supporting column 8 to drive the supporting column 8 to descend, when the lifting rod is descended to a certain height, the sliding groove 81 on the supporting column 8 is meshed with the toothed disc 12 on the transmission assembly 11 to drive the transmission assembly 11 to rotate, the bevel gear 13 on the transmission assembly 11 rotates, the bevel gear 13 is meshed with the bevel gear 13 on the top of the worm 15 to drive the worm 15 to rotate, when the worm 15 rotates, the worm 15 is matched with the worm wheel 16 to drive the worm wheel 16 to rotate, so that the threaded rod 18 rotates, when the threaded rod 18 is in threaded fit with the sliding block 21, the sliding block 21 moves towards two sides, and the supporting rod 19 moves, the lower pressing plate 20 moves to press down when the supporting rod 19 moves, and the roller 22 extends out, when the desk is lowered to the lowest position, the lifting motor 23 is turned off, the desktops 1 of the two groups of desks are relatively erected together, the clamping device 3 below the desktops 1 is pulled out, the clamping device 3 is used for clamping the desktops 1 of the two groups of desks, the screw rod 6 is rotated, the two groups of desks are fixed through the clamping plate 5, when the desk is carried to a specified position, the clamping device 3 is restored to the original position, the lifting electrode 23 rotates forwards, the height of the desktop 1 is adjusted, and meanwhile the auxiliary device 17 is retracted. This desk convenient to transport, reasonable in design can improve the handling efficiency of desk, can effectively reduce workman's the amount of labour, is fit for using widely.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a desk convenient to transport, includes desktop (1), collects steamer tray (2), support column (8), grafting post (9) and base plate (10), its characterized in that: a group of rectangular frame-shaped collection drawers (2) are fixed at the middle section of the bottom of the desktop (1), sliding cavities are symmetrically dug at the outer edge of the bottom of the desktop (1), clamping devices (3) are arranged in the sliding cavities in a sliding mode, two groups of supporting columns (8) are symmetrically arranged at the bottom of the collection drawers (2), splicing cavities are dug in the splicing columns (9), the supporting columns (8) are spliced in the splicing cavities, two groups of transmission assemblies (11) are symmetrically arranged in the splicing columns (9), a group of worms (15) perpendicular to the transmission assemblies (11) are rotatably arranged in the splicing columns (9), the bottom of the splicing columns (9) is fixed at the middle section of the substrate (10), two groups of auxiliary cavities are dug at the bottom of the substrate (10), auxiliary devices (17) are arranged in the auxiliary cavities, and one end of the worms (15) in the splicing columns (9) is spliced in the substrate (10), and the bottom end of the worm (15) is matched with a worm wheel (16) in the auxiliary device (17), a lifting motor (23) is arranged at the middle section inside the base plate (10), a lifting rod (24) is arranged at the front end of a machine shaft of the lifting motor (23), and the lifting rod (24) is arranged in the inserting cavity.

2. The desk of claim 1, wherein the desk further comprises: two parallel sides of support column (8) are on the symmetry dig be equipped with four groups sliding tray (81), be provided with the teeth of a cogwheel in sliding tray (81), it is equipped with a set of screw thread chamber (82) to dig on support column (8), lifter (24) are pegged graft and are installed in screw thread chamber (82), and screw-thread fit between screw thread chamber (82) and lifter (24).

3. The desk of claim 1, wherein the desk further comprises: drive assembly (11) are including toothed disc (12), bevel gear (13) and dwang (14), the both ends of dwang (14) are fixed with toothed disc (12), and the one end of toothed disc (12) stretches out the grafting intracavity, toothed disc (12) set up in sliding tray (81) of support column (8), and toothed disc (12) outer fringe and the meshing of the teeth of a cogwheel, be fixed with bevel gear (13) on dwang (14), worm (15) top is provided with bevel gear (13), and is two sets of meshing between bevel gear (13).

4. The desk of claim 1, wherein the desk further comprises: clamping device (3) are including fixed plate (4), pinch-off blades (5), lead screw (6) and sliding plate (7), fixed plate (4) are the U type, it is provided with pinch-off blades (5) to slide on fixed plate (4), the one end of fixed plate (4) is provided with lead screw (6), the one end of lead screw (6) is passed fixed plate (4) and is stretched out, and the one end that stretches out is fixed on pinch-off blades (5), the one end that lead screw (6) were kept away from in fixed plate (4) is dug and is equipped with the channel of long circle, it is provided with sliding plate (7) to slide in the channel.

5. The desk of claim 1, wherein the desk further comprises: auxiliary device (17) include threaded rod (18), vaulting pole (19), holding down plate (20), slider (21) and gyro wheel (22), threaded rod (18) are rotated and are set up in supplementary intracavity, the one end of threaded rod (18) is fixed with worm wheel (16), threaded rod (18) are gone up the symmetry cover and are established and install two sets of slider (21), two sets of opposite spiral direction's screw thread has been seted up to threaded rod (18) upward symmetry, articulated vaulting pole (19) of installing in slider (21) bottom, and sliding chamber horizontal slip is provided with holding down plate (20), holding down plate (20) bottom symmetry is provided with gyro wheel (22), the articulated installation at holding down plate (20) top of the one end that slider (21) were kept away from in vaulting pole (19).