Desk with detachable and replaceable desktop

Abstract

The embodiment of the utility model relates to the technical field of desks, in particular to a desk with a detachable and replaceable desktop. According to the desk with the detachable and replaceable desk top, the inserting blocks on the desk top are inserted into the inserting holes, the bottoms of the inserting blocks can make contact with the pin rods in the inserting process, the guiding effect can be achieved by arranging one end of each pin rod as an inclined face, and therefore the pin rods are pushed, limiting plates on the pin rods slide in limiting grooves, springs are compressed, and one sides of the inserting blocks abut against one ends of the pin rods; the inserting block is continuously pressed downwards, the pin hole and the pin rod coincide, the spring rebounds, one end of the pin rod is clamped into the pin hole, and therefore the table top is fixed, and on the contrary, the table top can be dismantled and replaced by pulling the pin rod and separating the pin rod from the pin hole.

Description

TECHNICAL FIELD

[0001] The embodiment of the application relates to the technical field of desks, in particular to a desk with a detachable and replaceable desktop. BACKGROUND

[0002] Lifting desk: also known as adjustable desk, as the name implies, the height of the desk and stool is adjustable, the height of the desk is adjusted by the relevant firmware of the desk leg between the sliding shafts, so as to meet the needs of schools and students, however, some damaged surfaces of desks will affect students' writing, so the desktop needs to be replaced, but the existing desktop replacement of the desk is troublesome, so a desk with a detachable and replaceable desktop is needed. CONTENT OF THE UTILITY MODEL

[0003] The embodiment of the application provides a solution to the problem that some existing desks have damaged surfaces, which will affect students' writing, so the desktop needs to be replaced, but the existing desktop replacement of the desk is troublesome.

[0004] To achieve the above purpose, the utility model provides the following technical scheme: a desk with a detachable and replaceable desktop, including a drawer for the desk, a replacement mechanism located at the top of the drawer, and an adjusting mechanism located at the bottom of the drawer, the bottom of the drawer is provided with a supporting leg, and the supporting leg is provided with two; a protection mechanism is arranged between the two supporting legs; the adjusting mechanism is arranged on the inner side of the supporting leg;

[0005] The replacement mechanism comprises a mounting groove, a jack, a desktop, a plug, a pin hole, a fixed block, a limiting groove, a limiting plate, a spring and a pin rod, the mounting groove is arranged at the top of the drawer, the jack is arranged in the inner side of the mounting groove, the desktop is placed in the inner side of the mounting groove, the bottom of the desktop is fixedly connected with the plug, the side of the plug is provided with the pin hole, the outer side of the drawer is fixedly connected with the fixed block, the inner side of the fixed block is provided with the limiting groove, the inner side of the limiting groove is slidably connected with the limiting plate, the side of the limiting plate is fixedly connected with the spring, and the side of the limiting plate is fixedly connected with the pin rod.

[0006] The adjusting mechanism comprises a sliding groove, a first through hole, a bolt, a connecting leg and a second through hole, the inner side of the supporting leg is provided with the sliding groove, the inner side of the sliding groove is provided with the first through hole, the inner side of the first through hole is inserted with the bolt, and the inner side of the sliding groove is slidably connected with the connecting leg.

[0007] From the structure and principle description above, the detachable and replaceable desk is known. The plug-in block on the desktop is inserted into the socket. During the insertion process, the bottom of the plug-in block will contact the pin rod. The end of the pin rod is provided with a slope, which can play a guiding effect, thereby pushing the pin rod. The limiting plate on the pin rod slides in the limiting groove and compresses the spring. One side of the plug-in block abuts against one end of the pin rod. Continuous pressing of the plug-in block makes the pin hole coincide with the pin rod. The spring rebounds, and one end of the pin rod is clamped into the pin hole, thereby fixing the desktop. Conversely, pulling the pin rod can disengage the pin rod from the pin hole, so that the desktop can be removed and replaced. The nut on the bolt is unscrewed, the bolt is removed, and then the connecting leg is pulled to adjust the lifting up or down. The bolt is again inserted through the corresponding first through hole and second through hole, and the nut is used for fixing, thereby completing the adjustment.

[0008] In a possible implementation, the inner wall of the mounting groove is fitted with the outer wall of the desktop, and the plug-in block is provided with four.

[0009] In a possible implementation, the inner wall of the limiting groove is fitted with the outer wall of the limiting plate, and one end of the pin rod is provided with a slope.

[0010] In a possible implementation, the inner wall of the sliding groove is fitted with the outer wall of the connecting leg.

[0011] In a possible implementation, the protection mechanism includes a connecting rod, a fixed groove, a sheath, and a clamping block. The connecting rod is fixedly connected between the two support legs. The top of the connecting rod is provided with a fixed groove. The outer side of the connecting rod is provided with a sheath. The inner side of the sheath is fixedly connected with a clamping block.

[0012] In a possible implementation, the sheath is made of PVC material. BRIEF DESCRIPTION OF DRAWINGS

[0013] In order to more clearly illustrate the technical solutions in the embodiments or the prior art, the drawings needed in the embodiment or the prior art description will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present application. Those skilled in the art can also obtain other drawings according to these drawings without creating any creative labor.

[0014] Figure 1 It is a three-dimensional structure schematic diagram of the whole machine in the embodiment;

[0015] Figure 2 It is a schematic diagram of the cooperation structure of the mounting groove and the socket in the embodiment;

[0016] Figure 3 It is a schematic diagram of the cooperation structure of the limiting plate and the pin rod in the embodiment;

[0017] Figure 4Structure schematic diagram of the adjusting mechanism in the embodiment;

[0018] Figure 5 Structure schematic diagram of the protection mechanism in the embodiment.

[0019] In the figure: 1, drawer; 2, replacement mechanism; 201, mounting groove; 202, jack; 203, desktop; 204, plug block; 205, pin hole; 206, fixed block; 207, limiting groove; 208, limiting plate; 209, spring; 210, pin rod; 3, support leg; 4, adjusting mechanism; 401, sliding groove; 402, first through hole; 403, bolt; 404, connecting leg; 405, second through hole; 5, protection mechanism; 501, connecting rod; 502, fixed groove; 503, sheath; 504, clamping block DETAILED DESCRIPTION

[0020] For the purpose, technical solutions and advantages of the present application to be more clear, the following will refer to the drawings in the embodiments of the present application, through the implementation of the embodiments to describe the technical solutions of the present application in detail. Obviously, the described embodiments are part of the embodiments of the present application, not all the embodiments, in the case of no conflict, the embodiments in the present application and the features in the embodiments can be combined with each other. Based on the embodiments in the present application, all other embodiments obtained by the person skilled in the art without making creative labor, belong to the scope of protection of the present application.

[0021] It should be noted that: in the drawings, the same or similar reference signs represent the same or similar elements or elements with the same or similar functions throughout the description; in the description of the present application, the terms "center", "longitudinal", "transverse", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation on the scope of protection of the present application; in the description of the present application, "first", "second" and the like are only used to distinguish the same type of elements from each other, and not to indicate their importance and order.

[0022] One embodiment of the present application provides a desk with a desktop that can be removed and replaced, as shown in Figures 1-5 As shown, it comprises a drawer 1 on the desk, a replacement mechanism 2 at the top of the drawer 1, and an adjusting mechanism 4 at the bottom of the drawer 1, the bottom of the drawer 1 is provided with support legs 3, and the support legs 3 are provided with two; The protection mechanism 5 is arranged between the two support legs 3. The adjusting mechanism 4 is arranged on the inner side of the support leg 3;

[0023] The replacement mechanism 2 comprises a mounting groove 201, a socket 202, a tabletop 203, a plug 204, a pin hole 205, a fixing block 206, a limiting groove 207, a limiting plate 208, a spring 209 and a pin rod 210, the mounting groove 201 is arranged on the top of the drawer 1, the socket 202 is arranged on the inner side of the mounting groove 201, the inner side of the mounting groove 201 is provided with the tabletop 203, the bottom of the tabletop 203 is fixedly connected with the plug 204, one side of the plug 204 is provided with the pin hole 205, the outer side of the drawer 1 is fixedly connected with the fixing block 206, the inner side of the fixing block 206 is provided with the limiting groove 207, the inner side of the limiting groove 207 is slidably connected with the limiting plate 208, one side of the limiting plate 208 is fixedly connected with the spring 209, and one side of the limiting plate 208 is fixedly connected with the pin rod 210 in a penetrating mode;

[0024] The adjusting mechanism 4 comprises a sliding groove 401, a first through hole 402, a bolt 403, a connecting leg 404 and a second through hole 405, the inner side of the supporting leg 3 is provided with the sliding groove 401, the inner side of the sliding groove 401 is provided with the first through hole 402 in a penetrating mode, the inner side of the first through hole 402 is inserted with the bolt 403, the inner side of the sliding groove 401 is slidably connected with the connecting leg 404, and the outer side of the connecting leg 404 is provided with the second through hole 405;

[0025] In order to conveniently adjust the height of the desk, the nut on the bolt 403 is unscrewed, the bolt 403 is taken out, then the connecting leg 404 is pulled, the lifting is adjusted upwards or downwards, the bolt 403 is again penetrated through the corresponding first through hole 402 and second through hole 405, and the nut is used for fixing, so that the adjustment is completed;

[0026] As can be known from the above structure and principle description, in use, the plug 204 on the tabletop 203 is inserted into the socket 202, in the insertion process, the bottom of the plug 204 contacts the pin rod 210, the one end of the pin rod 210 is provided with a bevel, which can play a guiding effect, so as to push the pin rod 210, the limiting plate 208 on the pin rod 210 slides in the limiting groove 207 and compresses the spring 209, one side of the plug 204 abuts against one end of the pin rod 210, the plug 204 is continuously pressed down, so that the pin hole 205 coincides with the pin rod 210, the spring 209 rebounds, one end of the pin rod 210 is clamped into the pin hole 205, so as to fix the tabletop 203, conversely, the pin rod 210 is pulled, the pin rod 210 is separated from the pin hole 205, so as to disassemble and replace the tabletop 203, in addition to the design, the alternative solution also has that the student can directly adopt the bolt fixing mode, and the one end of the pin rod 210 is not provided with a bevel, but can be replaced with a circular arc surface, the material of the tabletop 203 can be replaced with different materials, which can be metal, PVC and the like, and the setting can change the cost according to the actual situation;

[0027] In one embodiment, in order to facilitate the replacement of the desktop 203, the inner wall of the mounting groove 201 is fitted with the outer wall of the desktop 203, and the plug 204 is provided with four, the four settings of the plug 204 can better fix the desktop 203, and in order to better fix the effect, more plugs 204 can be used, or glue can be applied at the connection between the desktop 203 and the drawer 1 to ensure better installation effect.

[0028] In one embodiment, in order to facilitate the replacement of the desktop 203, the inner wall of the limiting groove 207 is fitted with the outer wall of the limiting plate 208, and one end of the pin rod 210 is provided with a slope, and one end of the pin rod 210 is provided with a slope, which is more convenient for installing and replacing the desktop 203.

[0029] In one embodiment, in order to ensure stable support, the inner wall of the sliding groove 401 is fitted with the outer wall of the connecting leg 404.

[0030] In one embodiment, in order to protect the connecting rod 501, the protection mechanism 5 includes the connecting rod 501, the fixed groove 502, the sheath 503 and the clamping block 504, the two supporting legs 3 are fixedly connected with the connecting rod 501, the top of the connecting rod 501 is provided with the fixed groove 502, the outer side of the connecting rod 501 is provided with the sheath 503, and the inner side of the sheath 503 is fixedly connected with the clamping block 504, and the sheath 503 is clamped on the connecting rod 501 through shape change, so that the sheath 503 can protect the surface of the connecting rod 501. In addition to this design, this alternative solution also has: according to different conditions, the material of the sheath 503 can be replaced, which is mainly used for placing feet, and the opening size of the sheath 503 can be cut and adjusted to achieve convenient installation.

[0031] In one embodiment, in order to protect the connecting rod 501, the sheath 503 is made of PVC material.

[0032] The above description is only a preferred embodiment of the present application, and does not limit the patent range of the present application, and any equivalent structure or equivalent process conversion according to the content of the present application specification and drawings, or direct or indirect application in other related technical fields, are also included in the patent protection range of the present application.

Claims

1. A desk with a detachable and replaceable desktop, comprising a drawer for the desk, a replacement mechanism located at the top of the drawer, and an adjustment mechanism located at the bottom of the drawer, characterized in that: The drawer bottom is provided with support legs, two of which are provided with a protection mechanism; the adjusting mechanism is arranged on the inner side of the support leg; The replacement mechanism comprises a mounting slot, a jack, a tabletop, a plug, a pin hole, a fixing block, a limiting slot, a limiting plate, a spring and a pin rod, the mounting slot is opened in the top of the drawer, the jack is opened in the inner side of the mounting slot, the inner side of the mounting slot is placed with the tabletop, the bottom of the tabletop is fixedly connected with the plug, the side of the plug is provided with the pin hole, the outer side of the drawer is fixedly connected with the fixing block, the inner side of the fixing block is provided with the limiting slot, the inner side of the limiting slot is slidably connected with the limiting plate, the side of the limiting plate is fixedly connected with the spring, and the side of the limiting plate is fixedly connected with the pin rod. The adjusting mechanism comprises a sliding slot, a first through hole, a bolt, a connecting leg and a second through hole, the inner side of the support leg is provided with the sliding slot, the inner side of the sliding slot is provided with the first through hole, the inner side of the first through hole is inserted with the bolt, and the inner side of the sliding slot is slidably connected with the connecting leg.

2. A desk according to claim 1, wherein: The inner wall of the mounting slot is matched with the outer wall of the tabletop, and the plug is provided with four.

3. A desk according to claim 1, wherein: The inner wall of the limiting slot is matched with the outer wall of the limiting plate, and one end of the pin rod is provided with an inclined surface.

4. A desk according to claim 1, wherein: The inner wall of the sliding slot is matched with the outer wall of the connecting leg.

5. A desk according to claim 1, wherein: The protection mechanism comprises a connecting rod, a fixing slot, a sheath and a clamping block, the connecting rod is fixedly connected between the two support legs, the top of the connecting rod is provided with the fixing slot, the outer side of the connecting rod is provided with the sheath, and the inner side of the sheath is fixedly connected with the clamping block.

6. A desk according to claim 5 wherein: The sheath is made of PVC material.

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