CN109124096B

CN109124096B - Lifting cabinet

Info

Publication number: CN109124096B
Application number: CN201810964528.9A
Authority: CN
Inventors: 吕景斌
Original assignee: Guangzhou Bluware Precision Hardware Manufacture Co ltd
Current assignee: Guangdong Nesco Hardware Technology Co ltd
Priority date: 2018-08-23
Filing date: 2018-08-23
Publication date: 2021-08-06
Anticipated expiration: 2038-08-23
Also published as: CN109124096A

Abstract

The invention discloses a lifting cabinet, belonging to the field of cabinets, comprising a cabinet body and a mounting plate connected on a wall body, wherein the lower end of the mounting plate is connected with a pair of T-shaped brackets, the upper side of the cabinet body is provided with a cabinet sleeve, the cabinet sleeve is arranged between the pair of T-shaped brackets through a supporting plate bracket, the inner walls of the left side and the right side of the cabinet sleeve are respectively provided with a first T-shaped chute, the left end and the right end of the cabinet body are respectively connected with a first T-shaped sliding block, the left end and the right end of the cabinet sleeve far away from the mounting plate are respectively provided with a detachable mechanism, the lower ends of the cabinet sleeve and the cabinet body are respectively provided with a matched positioning mechanism, the inner wall of the cabinet body is connected with a partition plate, the partition plate is connected with a protection plate, the side wall in the cabinet body is provided with a water diversion mechanism, the scheme has simple structure, does not involve electricity, is easy to detach and fix, and can gather water in the cabinet out of the cabinet by utilizing gathering effect to keep the dry environment in the cabinet, the internal structure is not easy to damage, thereby being beneficial to the maintenance of the cabinet.

Description

Lifting cabinet

Technical Field

The invention relates to the field of cabinets, in particular to a lifting cabinet.

Background

In a kitchen, a wall cabinet is generally installed in a space above cooking equipment such as an integral cabinet. Tableware such as bowls, dishes and cups, and cookers such as pots and woks can be used in kitchens. Therefore, the tableware, the cooking utensils, and the like are stored in the wall cupboard, and the number of the tableware, the cooking utensils, and the like tends to increase with the diversification of life styles and eating lives. In addition, as the population of people is getting older, people have higher requirements on the usability and convenience of the wall cupboard.

Therefore, a lifting cabinet which can lift a cabinet positioned above through manual or electric lifting is provided, but the internal structure of the existing lifting cabinet is complex, and because the lifting cabinet needs to be frequently used for storing tableware such as bowls, dishes and cups, water often remains on the surfaces of the washed tableware such as bowls, dishes and cups, the water is accumulated in the cabinet for a long time to cause dampness, the dampness easily damages the complex internal structure, and once damage and failure occur, the lifting cabinet is difficult to disassemble and maintain.

Disclosure of Invention

1. Technical problem to be solved

The invention aims to provide a lifting cabinet, which has a simple structure, does not involve electricity, is easy to detach and fix, can gather water in the cabinet to the outside of the cabinet by utilizing a gathering effect, keeps a dry environment inside the cabinet, and is not easy to damage an internal structure, thereby being beneficial to maintaining the cabinet.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

A lifting cabinet comprises a cabinet body and a mounting plate connected to a wall body, wherein the mounting plate is positioned on the upper side of the cabinet body, the lower end of the mounting plate is connected with a pair of T-shaped brackets, a cabinet sleeve is arranged on the upper side of the cabinet body, the front end of the cabinet sleeve is provided with an opening, the opening is connected with an observation window, the left end and the right end of the cabinet sleeve are both connected with supporting plates, the cabinet sleeve is arranged between the pair of T-shaped brackets through supporting plates, the inner walls of the left side and the right side of the cabinet sleeve are both provided with first T-shaped sliding grooves, the left end and the right end of the cabinet body are both connected with first T-shaped sliding blocks, the first T-shaped sliding blocks are positioned in the first T-shaped sliding grooves and are in sliding connection with the first T-shaped sliding grooves, the left end and the right end of the cabinet sleeve, which are far away from the mounting plate, are both provided with detachable mechanisms, the lower ends of the cabinet sleeve and the cabinet body are provided with matched positioning mechanisms, a partition plate is connected to the inner wall of the cabinet body, the sponge mat is laid on the upper end of the partition board, the protection board is connected to the partition board, a water diversion mechanism is arranged on the inner side wall of the cabinet body, the cabinet is simple in structure, does not involve electricity, is easy to detach and fix, can utilize the gathering effect to gather water in the cabinet outside the cabinet, keeps the inside dry environment of the cabinet, and is not easy to damage an internal structure, so that the cabinet is beneficial to maintenance.

Further, detachable mechanism includes locking screw and stopper, the cupboard sheathe in and opens and chisel there is the spacing hole of T type, and the spacing hole of T type is linked together with second T type spout, locking screw inserts and locates in the spacing hole of T type, and stopper and locking screw are close to the end connection of second T type spout, the stopper is connected with the spacing hole threaded connection of T type, is convenient for dismantle the cupboard body from the cupboard sheathe through detachable mechanism.

Further, positioning mechanism includes fixed plate, locating pin and handle, the fixed plate is connected in cupboard cover lower extreme, and chisels on the fixed plate and has the constant head tank, chiseling has second T type spout in cupboard body bottom, the handle upper end is connected with second T type slider, second T type slider be located second T type spout and with second T type spout sliding connection, the end connection of second T type slider is kept away from with the handle to locating pin one end, and the locating pin other end and constant head tank phase-match, be convenient for be fixed in cupboard cover inboard with the cupboard body.

Further, diversion mechanism includes sponge stick, head rod and self-induction shrink ball, the lead wire hole has been opened and chiseled in sponge stick inner, the head rod runs through the lead wire hole, it has the through-hole to cut on the baffle, sponge stick and head rod upper end all run through the through-hole and are connected with the foam-rubber cushion, sponge stick and head rod lower extreme all run through the through-hole and with self-induction shrink ball be connected, diversion mechanism provides the condition of gathering effect, utilize diversion mechanism with the cabinet internal portion the residual water gathering outside the cupboard.

Further, self-induction shrink ball includes the sponge ball cover, sponge ball cover the inner is connected with the mimosa membrane, mimosa membrane inner wall upper end is connected with the second connecting rod, second connecting rod lower extreme is connected with the mimosa ball, be connected with many burrs, many on the mimosa membrane inner wall the burr is evenly arranged on the mimosa membrane, and the sponge ball cover absorbs water, and the mimosa membrane meets the water and contracts at once, takes the shrink of sponge ball cover, thereby the shrink of sponge ball cover receives the extrusion force and extrudes inside water.

Further, it includes the multilayer protection film to stop the mimosa ball, the multilayer fill between the protection film has propanol, and the multilayer protection film from inside to outside in proper order with the second connecting rod lower extreme be connected, the mimosa film meets the water and contracts at once, thereby the sponge ball cover shrink receives the extrusion force when extruding inside water, burr on the mimosa film inner wall punctures outermost protection film, a small amount of propanol spills over, the mimosa film meets the propanol lima horse and resumes the extension state, takes the sponge ball cover to reset.

Furthermore, the lengths of the burrs are sequentially shortened from top to bottom, and the length range of the burrs is kept between 0.8mm and 1.2mm, so that the burrs on the upper side are not easy to puncture an inner layer protective film which is next to the outermost layer protective film.

Further, the mimosa is made for special intelligent material, and the mimosa is close to the aspect of sponge ball cover and is polycaprolactone PCL material, the aspect of mimosa connection burr constitutes for polyvinyl chloride PVC microfiber, and polycaprolactone has good biodegradability, biocompatibility and nontoxic, can reassure the application.

Furthermore, the upper end of the sponge ball sleeve is connected with a bump, the first connecting rod is fixed on the bump, and the self-induction shrinkage ball is convenient to replace by unfastening the first connecting rod.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

(1) this scheme simple structure, do not wade the electricity, easily dismantle and fixed, and can utilize the gathering effect with the moisture gathering in the cupboard outside the cupboard, keep the inside dry environment of cupboard, inner structure is not fragile to be favorable to the maintenance of cupboard.

(2) The detachable mechanism comprises a locking screw and a limiting block, a T-shaped limiting hole is formed in the cupboard sleeve, the T-shaped limiting hole is communicated with the second T-shaped sliding groove, the locking screw is inserted into the T-shaped limiting hole, the limiting block and the locking screw are close to the end portion of the second T-shaped sliding groove, the limiting block is in threaded connection with the T-shaped limiting hole, and the cupboard body is convenient to detach from the cupboard sleeve through the detachable mechanism.

(3) Positioning mechanism includes the fixed plate, locating pin and handle, the fixed plate is connected in cupboard cover lower extreme, and it has the constant head tank to cut on the fixed plate, the cabinet body bottom is cut and is had second T type spout, the handle upper end is connected with second T type slider, second T type slider be located second T type spout and with second T type spout sliding connection, the end connection of second T type slider is kept away from with the handle to locating pin one end, and the locating pin other end and constant head tank phase-match, it is inboard to be convenient for be fixed in the cupboard cover with the cupboard body.

(4) The diversion mechanism includes the sponge stick, the head rod and from the response shrink ball, the division has the pin hole in the sponge stick inner, the head rod runs through the pin hole, it has the through-hole to cut on the baffle, sponge stick and head rod upper end all run through the through-hole and are connected with the foam-rubber cushion, sponge stick and head rod lower extreme all run through the through-hole and with be connected from the response shrink ball, diversion mechanism provides the condition of gathering the effect, utilize diversion mechanism with the inside residual water gathering of cupboard body outside the cupboard.

(5) Self-induction shrink ball includes the sponge ball cover, and sponge ball cover the inner is connected with the mimosa membrane, and mimosa membrane inner wall upper end is connected with the second connecting rod, and second connecting rod lower extreme is connected with only the mimosa ball, is connected with many burrs on the mimosa membrane inner wall, and many burrs evenly arrange on the mimosa membrane, and the sponge ball cover absorbs water, and the mimosa membrane meets the water and contracts at once, takes the shrink of sponge ball cover, thereby the shrink of sponge ball cover receives the extrusion force and extrudes inside water.

(6) Self-induction shrink ball includes the sponge ball cover, and sponge ball cover the inner is connected with the mimosa membrane, and mimosa membrane inner wall upper end is connected with the second connecting rod, and second connecting rod lower extreme is connected with only the mimosa ball, is connected with many burrs on the mimosa membrane inner wall, and many burrs evenly arrange on the mimosa membrane, and the sponge ball cover absorbs water, and the mimosa membrane meets the water and contracts at once, takes the shrink of sponge ball cover, thereby the shrink of sponge ball cover receives the extrusion force and extrudes inside water.

(7) The mimose ball comprises a plurality of layers of protective films, propanol is filled between the plurality of layers of protective films, the plurality of layers of protective films are sequentially connected with the lower end of the second connecting rod from inside to outside, the mimose film contracts immediately when meeting water, the sponge ball sleeve contracts and is extruded by extrusion force, burrs on the inner wall of the mimose film puncture the outermost protective film, a small amount of propanol overflows, the mimose film recovers to be in a stretching state when meeting a propanol lima horse, and the sponge ball sleeve is driven to reset.

(8) The mimosa is made of special intelligent materials, the layer surface of the mimosa close to the sponge ball sleeve is made of Polycaprolactone (PCL) materials, the layer surface of the mimosa connecting burrs is made of polyvinyl chloride (PVC) microfibers, and polycaprolactone has good biodegradability, biocompatibility and nontoxicity and can be applied safely.

(9) The upper end of the sponge ball sleeve is connected with a lug, the first connecting rod is fixed on the lug, and the self-induction shrinkage ball is convenient to replace by unfastening the first connecting rod.

Drawings

Fig. 1 is a schematic view of an external structure of the cabinet body of the present invention.

Fig. 2 is a schematic structural view of the cabinet body of the present invention.

Fig. 3 is a schematic structural diagram of a in fig. 2.

Fig. 4 is a schematic structural diagram at B in fig. 2.

FIG. 5 is a schematic structural diagram of a self-induced contraction ball according to the present invention.

Fig. 6 is a schematic structural view of the cabinet body of the present invention when the cabinet body is pulled open.

Fig. 7 is a schematic side view of the present invention.

The reference numbers in the figures illustrate:

1 cupboard cover, 2 cupboard bodies, 3 mounting panels, 4T type brackets, 5 layer boards, 6 observation windows, 7 first T type chutes, 8 first T type sliders, 9 protection plates, 10 partition plates, 11 fixing plates, 12 handles, 13 second T type chutes, 14 positioning pins, 15 positioning grooves, 16 locking screws, 17T type limiting holes, 18 limiting blocks, 19 sponge cushions, 20 sponge bars, 21 first connecting rods, 22 sponge ball sleeves, 23 second connecting rods, 24 protection films, 25 sensitive films, 26 second T type sliders and 27 burrs.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-7, a lifting cabinet comprises a cabinet body 2 and a mounting plate 3 connected to a wall, wherein the mounting plate 3 is located on the upper side of the cabinet body 2, the lower end of the mounting plate 3 is connected with a pair of T-shaped brackets 4, the upper side of the cabinet body 2 is provided with a cabinet sleeve 1, the cabinet sleeve 1 is brick-built, the left and right inner walls of the cabinet sleeve 1 are integrally connected with a quartz stone material layer, the cabinet sleeve 1 has a front end provided with an opening, the opening is connected with an observation window 6, the left and right ends of the cabinet sleeve 1 are both connected with supporting plates 5, the cabinet sleeve 1 is erected between the pair of T-shaped brackets 4 through the supporting plates 5, the cabinet sleeve 1 is convenient to take down, the inner walls of the left and right sides of the cabinet sleeve 1 are both provided with first T-shaped chutes 7, the left and right ends of the cabinet body 2 are both connected with first T-shaped sliders 8, the first T-shaped sliders 8 are located in the first T-shaped chutes 7 and are slidably connected with the first T-shaped chutes 7, the lift of the cupboard body 2 of being convenient for, both ends all are equipped with detachable machanism about mounting panel 3 is kept away from to cupboard cover 1, the lower extreme of cupboard cover 1 and the cupboard body 2 is equipped with matched with positioning mechanism, be connected with baffle 10 on the 2 inner walls of cupboard body, sponge mat 19 has been laid to baffle 10 upper end, be connected with guard plate 9 on the

baffle

10, 2 inside wall departments of the cupboard body are equipped with diversion mechanism, this scheme simple structure, do not wade the electricity, easily dismantle and fixed, and can utilize the gathering effect to gather outside the cupboard with the moisture in the cupboard, keep the inside drying environment of cupboard, inner structure is not fragile, thereby be favorable to the maintenance of cupboard.

The detachable mechanism comprises a locking screw 16 and a limiting block 18, a T-shaped limiting hole 17 is drilled in the cabinet sleeve 1, the T-shaped limiting hole 17 is communicated with the second T-shaped sliding groove 13, the locking screw 16 is inserted into the T-shaped limiting hole 17, the limiting block 18 and the locking screw 16 are close to the end portion of the second T-shaped sliding groove 13 and are in threaded connection with the T-shaped limiting hole 17, and the cabinet body 2 can be conveniently detached from the cabinet sleeve 1 through the detachable mechanism.

Positioning mechanism includes fixed plate 11, locating pin 14 and handle 12, fixed plate 11 is connected in 1 lower extreme of cupboard cover, and it has constant head tank 15 to excavate on the

fixed plate

11, 2 bottom chisels in the cupboard body have second T type spout 13, handle 12 upper end is connected with second T type slider 26, second T type slider 26 be located second T type spout 13 and with second T type spout 13 sliding connection, 14 one end of locating pin and handle 12 keep away from the end connection of second T type slider 26, and the 14 other ends of locating pin and constant head tank 15 phase-matches, be convenient for be fixed in 1 inboards of cupboard cover with the cupboard body 2.

The diversion mechanism includes sponge stick 20, head rod 21 and self-induction shrink ball, the trompil has the pin hole in the opening of sponge stick 20 inner, head rod 21 runs through the pin hole, it has the through-hole to cut on the baffle 10, sponge stick 20 and head rod 21 upper end all run through the through-hole and are connected with foam-rubber cushion 19, sponge stick 20 and head rod 21 lower extreme all run through the through-hole and with self-induction shrink ball be connected, the diversion mechanism provides the condition of gathering effect, utilize the diversion mechanism with the inside residual water gathering of cabinet body 2 outside the cupboard.

From response shrink ball includes sponge ball cover 22, sponge ball cover 22 the inner is connected with mimosa membrane 25, mimosa membrane 25 inner wall upper end is connected with second connecting rod 23, the 23 lower extremes of second connecting rod are connected with the mimosa ball, be connected with many burrs 27 on the mimosa membrane 25 inner wall, many burrs 27 are evenly arranged on mimosa membrane 25, sponge ball cover 22 absorbs water, mimosa membrane 25 meets the water and contracts at once, take sponge ball cover 22 to contract, thereby sponge ball cover 22 contracts and receives the extrusion force and extrude inside water.

The mimose ball comprises a plurality of layers of protective films 24, propyl alcohol is filled between the plurality of layers of protective films 24, the plurality of layers of protective films 24 are sequentially connected with the lower end of the second connecting rod 23 from inside to outside, the mimose film 25 contracts immediately when meeting water, the sponge ball sleeve 22 contracts and is extruded by extrusion force, meanwhile, burrs 27 on the inner wall of the mimose film 25 puncture the protective film 24 on the outermost layer, a small amount of propyl alcohol overflows, the mimose film 25 recovers to the stretching state when meeting a propyl alcohol lima, and the sponge ball sleeve 22 is driven to reset.

The lengths of the plurality of burrs 27 are sequentially shortened from top to bottom, and the lengths of the burrs 27 are kept within the range of 0.8mm to 1.2mm, so that the burrs 27 on the upper side are not easy to puncture the inner layer protective film 24 next to the outermost layer protective film 24.

The sensitive film 25 is made of special intelligent materials, the layer surface of the sensitive film 25 close to the sponge ball sleeve 22 is made of Polycaprolactone (PCL) materials, the layer surface of the sensitive film 25 connected with the burrs 27 is made of polyvinyl chloride (PVC) microfiber, and the polycaprolactone has good biodegradability, biocompatibility and nontoxicity and can be applied safely.

The upper end of the sponge ball sleeve 22 is connected with a convex block, the first connecting rod 21 is fixed on the convex block, and the first connecting rod 21 is unfastened, so that the self-induction contraction ball is convenient to replace.

The user holds the handle 12 by hand, pulls outwards, the second T-shaped sliding block 26 slides along the second T-shaped sliding groove 13, the positioning pin 14 leaves the positioning groove 15, the first T-shaped sliding block 8 slides downwards along the first T-shaped sliding groove 7, the position of the cabinet body 2 is lowered, tableware such as a washed bowl, a dish, a cup and the like is placed on the partition plate 10 padded with the sponge cushion 19, the sponge cushion 19 absorbs residual water and diffuses into the sponge ball sleeve 22 through the sponge stick 20, the sponge ball sleeve 22 absorbs water, the sensitive film 25 contracts immediately when encountering water, the sponge ball sleeve 22 is driven to contract, the sponge ball sleeve 22 contracts and is extruded by extrusion force to extrude the water inside, simultaneously, the burr 27 on the inner wall of the sensitive film 25 punctures the outermost protective film 24, a small amount of propanol overflows, the sensitive film 25 recovers to an extending state when encountering propanol, the sponge ball sleeve 22 resets, after long-term use, the propanol of the protective film 24 is exhausted, after the propanol is exhausted, the sponge ball sleeve 22 cannot reset after being contracted and is in an extrusion state, a user can easily find the phenomenon, the first connecting rod 21 can be timely unfastened, the self-induction contraction ball is replaced, in addition, the locking screw 16 is screwed, the limiting block 18 is in threaded connection with the T-shaped limiting hole 17, the first T-shaped sliding block 8 can smoothly slide out of the first T-shaped sliding groove 7 at the moment, and the cabinet body 2 is taken down for washing and maintenance.

This scheme simple structure, do not wade the electricity, easily dismantle and fixed, and can utilize the gathering effect with the moisture gathering in the cupboard outside the cupboard, keep the inside dry environment of cupboard, inner structure is not fragile to be favorable to the maintenance of cupboard.

The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a lift cupboard, includes cupboard body (2) and mounting panel (3) of connection on the wall body, its characterized in that: the mounting plate (3) is positioned at the upper side of the cabinet body (2), the lower end of the mounting plate (3) is connected with a pair of T-shaped brackets (4), the upper side of the cabinet body (2) is provided with a cabinet sleeve (1), the front end of the cabinet sleeve (1) is provided with an opening, the opening is connected with an observation window (6), the left end and the right end of the cabinet sleeve (1) are both connected with supporting plates (5), the cabinet sleeve (1) is erected between the pair of T-shaped brackets (4) through the supporting plates (5), the inner walls of the left side and the right side of the cabinet sleeve (1) are both provided with first T-shaped sliding grooves (7), the left end and the right end of the cabinet body (2) are both connected with first T-shaped sliding blocks (8), the first T-shaped sliding blocks (8) are positioned in the first T-shaped sliding grooves (7) and are in sliding connection with the first T-shaped sliding grooves (7), the left end and the right end of the cabinet sleeve (1) far away from the mounting plate (3) are both provided with detachable mechanisms, the lower ends of the cabinet sleeve (1) and the cabinet body (2) are provided with matched positioning mechanisms, the inner wall of the cabinet body (2) is connected with a partition plate (10), the upper end of the partition plate (10) is paved with a sponge pad (19), the partition plate (10) is connected with a protection plate (9), and the inner side wall of the cabinet body (2) is provided with a water diversion mechanism; the water diversion mechanism comprises a sponge rod (20), a first connecting rope (21) and a self-induction contraction ball, a lead hole is formed in the inner end of the sponge rod (20), the first connecting rope (21) penetrates through the lead hole, a through hole is formed in the partition plate (10), the upper ends of the sponge rod (20) and the first connecting rope (21) penetrate through the through hole and are connected with the sponge cushion (19), and the lower ends of the sponge rod (20) and the first connecting rope (21) penetrate through the through hole and are connected with the self-induction contraction ball; the self-induction contraction ball comprises a sponge ball sleeve (22), the inner end of the sponge ball sleeve (22) is connected with a sensitive membrane (25), the upper end of the inner wall of the sensitive membrane (25) is connected with a second connecting rope (23), the lower end of the second connecting rope (23) is connected with a sensitive stopping ball, the inner wall of the sensitive membrane (25) is connected with a plurality of burrs (27), and the plurality of burrs (27) are uniformly distributed on the sensitive membrane (25); the mimose ball comprises a plurality of layers of protective films (24), propyl alcohol is filled among the protective films (24), and the protective films (24) are sequentially connected with the lower end of the second connecting rope (23) from inside to outside; the sensitive film (25) is made of special intelligent materials, the layer face of the sensitive film (25) close to the sponge ball sleeve (22) is made of Polycaprolactone (PCL) materials, and the layer face of the sensitive film (25) connecting burrs (27) is made of polyvinyl chloride (PVC) microfibers.

2. A lifting cabinet as claimed in claim 1 wherein: the detachable mechanism comprises a locking screw (16) and a limiting block (18), a T-shaped limiting hole (17) is formed in the cabinet sleeve (1), the T-shaped limiting hole (17) is communicated with a second T-shaped sliding groove (13), the locking screw (16) is inserted into the T-shaped limiting hole (17), the limiting block (18) and the locking screw (16) are close to the end portion of the second T-shaped sliding groove (13) to be connected, and the limiting block (18) is in threaded connection with the T-shaped limiting hole (17).

3. A lifting cabinet as claimed in claim 1 wherein: positioning mechanism includes fixed plate (11), locating pin (14) and handle (12), fixed plate (11) are connected in cupboard cover (1) lower extreme, and cut on fixed plate (11) and have constant head tank (15), cabinet body (2) bottom is cut and is had second T type spout (13), handle (12) upper end is connected with second T type slider (26), second T type slider (26) are arranged in second T type spout (13) and with second T type spout (13) sliding connection, the end connection of keeping away from second T type slider (26) is located to locating pin (14) one end and handle (12), and locating pin (14) other end and constant head tank (15) phase-match.

4. A lifting cabinet as claimed in claim 1 wherein: the lengths of the burrs (27) are sequentially shortened from top to bottom, and the length range of the burrs (27) is kept between 0.8mm and 1.2 mm.

5. A lifting cabinet as claimed in claim 1 wherein: the upper end of the sponge ball sleeve (22) is connected with a convex block, and the first connecting rope (21) is tied on the convex block.