CN208987984U - It a kind of turnable desk and its is combined with desk and chair - Google Patents

Abstract

It is combined the utility model discloses a kind of turnable desk and its with desk and chair, including table leg, drawer and desktop, table leg passes through the first fixed plate, first connecting rod, the four-bar mechanism of second connecting rod and third connecting rod composition is connected to drawer two sides, first fixed plate is equipped with first sliding groove, first connecting rod is equipped with the first banking pin, first fixed plate is equipped with limited block in the lower section of third connecting rod, drawer is fixed on second connecting rod, and second connecting rod is equipped with limited mouth, first connecting rod is equipped with locking device, keeper is provided in first fixed plate, drawer is connect by using four-bar mechanism with table leg, allow desktop that four-bar mechanism is followed to swing, realize the inclination of desktop and the adjusting of par, desktop is adjusted to tilt, students in middle and primary schools are seated on the seat, it can lean against or lie and sleep on the table, bed can also be cooperated to use, Solve the problems, such as that students in middle and primary schools' afternoon nap can only lie prone on desk and lead to afternoon nap quality that is uncomfortable, and can improving students in middle and primary schools.

Description

It a kind of turnable desk and its is combined with desk and chair

Technical field

The utility model relates to daily necessities fields, in particular to desk may be reversed, further relate to the desk and desk Chair combination.

Background technique

Desk and desk and chair are the Teaching Equipments of school's indispensability.Existing tradition desk is usually by desktop, table leg and pumping Drawer composition, desktop are fixed on table leg, and desktop not tiltable requires students lunch break, general students can only in middle and primary schools Lie prone on desk, head is pressing against arm lunch break, bring many discomforts to body in this way, the time grown often arm it is numb, Neck acid is swollen and has a pain in the back, and especially the excessively high or too short student of height, immoderation are more serious；It is different in order to meet height Student study comfort level, allowing has a good posture when students lunch break, increase lunch break comfort, it is necessary to design one It kind can increase the desk of afternoon nap comfort level, so that each student, which is sitting on desk and chair, thinks that height is suitable, very comfortably, when lunch break Arm is being pressed against without head, is increasing lunch break comfort level, the phenomenon that arm is numb, neck is sour swollen and has a pain in the back is being eliminated, allows Children joyously learn, blossom out.

As it can be seen that the prior art could be improved and improve.

Utility model content

Place in view of above-mentioned deficiencies of the prior art, the purpose of this utility model is to provide a kind of turnable desk and its It is combined with desk and chair, its object is to solve students in middle and primary schools' afternoon nap in the prior art to lie prone on desk and cause uncomfortable Problem；Another object is to prevent students in middle and primary schools desk and desk and chair in afternoon nap from generating sliding.

In order to achieve the above object, the utility model takes following technical scheme:

A kind of turnable desk, including table leg, drawer and desktop, desktop are fixed on the top of drawer and are connected, The table leg is two and is respectively placed in the drawer two sides, and the table leg is fixedly connected with the first fixed plate, the first fixed plate Upper end is equipped with first sliding groove, is connected with first connecting rod in the first fixed plate, and first connecting rod is equipped with the cooperated with first sliding groove One banking pin, the other end of first connecting rod are connected with second connecting rod, and the other end of second connecting rod is connected with third connecting rod, and third connects The rotation connection of the lower end of the other end of bar and the first fixed plate, and the first fixed plate is provided with to the below third connecting rod The limited block of three-link limit, the drawer are fixed on second connecting rod, and the second connecting rod is equipped with and the first limit The limited mouth that nail catcher closes, the first connecting rod are equipped with locking device, respectively correspond in first fixed plate desktop level and Obliquity is provided with the keeper with locking device cooperation.

In the turnable desk, the locking device include be fixed on the unlocking apparatus of drawer below desktop, It is fixed on the traction rope of latch fitting on first connecting rod, connection lock element and unlocking apparatus, the unlocking apparatus includes the first shell, the Second sliding slot is formed in one shell, slide plate is installed in second sliding slot, one end of slide plate is connect with traction rope, and the latch fitting includes Second housing, second housing is interior to form third sliding slot, is equipped with locking plate on third sliding slot, and one end of locking plate is pierced by second housing, The other end of locking plate is equipped with boss, which connect with traction rope, and is equipped with compressed spring, compressed spring in the outside of boss One end is abutted with the inner wall of second housing, and the other end is abutted with locking plate.

In the turnable desk, the second housing is equipped with through-hole, and through-hole is equipped with the second banking pin, the lock On piece is equipped with the limiting slot cooperated with the second banking pin.

In the turnable desk, cover sheet is fixed on the one side of the separate drawer of the table leg.

In the turnable desk, the lower end of the table leg is equipped with the auxiliary rod of two table legs of connection, sets on auxiliary rod There is supporting plate.

In the turnable desk, the first support plate, the first support plate and table are fixedly connected with below the table leg Leg forms inverted T-shaped, and is respectively arranged below with the first vacuum chuck and feet rubber mat in the first support board ends.

A kind of desk and desk and chair combination, including desk may be reversed, it further include desk and chair, which includes seat plate and chair Foot, the chair leg lower section are fixedly connected with the second support plate, and the second support plate and chair leg form inverted T-shaped, in the second support plate two The lower section at end is equipped with the second vacuum chuck and chair leg rubber mat, is equipped between second support plate and the first support plate dismountable Connector.

In the desk and desk and chair combination, the end face of first support plate is equipped with the first card slot, the second support plate End face be equipped with the second card slot, the both ends of the connector be respectively equipped with the first card slot, the second card slot fastening first buckle With the second buckle.

In the desk and desk and chair combination, the connector is band-like, chain or rod-shaped.

In the desk and desk and chair combination, cabinet is equipped with below the seat plate, chair leg is each provided at the lower section of cabinet, and And be fixedly connected in the two sides of tank floor, the seat plate is fixed on the top of cabinet by hinge, and seat plate is made to form cabinet Case lid.

Beneficial effect

The utility model provides a kind of turnable desk and its combines with desk and chair, is adopted by desk in the two sides of drawer It is connect with four-bar mechanism with table leg, so that desktop can follow four-bar mechanism to swing, realizes the inclination peace of desktop The adjusting of water, in normal use, desktop is in par state, attends class uses for students in middle and primary schools, and when taking a nap after lunch, by desktop It is adjusted to tilt, students in middle and primary schools are seated on the seat, and lean against or lie and sleep on the table, and solving students in middle and primary schools' afternoon nap can only lie prone in desk Above lead to uncomfortable problem, and the afternoon nap quality of students in middle and primary schools can be improved；Wherein, at horizontal position, limited mouth with First banking pin fastens and locking device locks first connecting rod, limits desktop and tilts to the left, and the first banking pin and the The upper end wall face paste of one sliding slot is closed and locking device locks first connecting rod, is limited desktop and is tilted to the right；When wanting desk with adjustable When face is in heeling condition, first opens locking device and lift desktop, swing first connecting rod and left with the first banking pin Limited mouth position, and when desktop swings to obliquity, the lower end wall face paste of first sliding groove is closed and locking device locks first connecting rod Tightly, desktop is limited to tilt to the left, and limited block carries out limit and locking device to third connecting rod and locks to first connecting rod, limit It has made desktop to tilt to the right, and bed can have been cooperated to use when desktop inclination, i.e., hung over bed upper end on desk, and under End rests on the seat plate of desk and chair, since the desktop of desk can tilt, can lean on or lie on bed and take a nap after lunch, bed body It overturns when the first backplate, the second backplate of two sides can prevent user from taking a nap after lunch or routs up the external face of bed, therefore, in afternoon nap It is not take up the exceptional space in classroom, and can more preferably improve the afternoon nap quality of students in middle and primary schools, solving students in middle and primary schools' afternoon nap can only It lies prone on desk and leads to uncomfortable problem.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of turnable desk provided by the utility model.

Fig. 2 is that desk may be reversed in inclined structural schematic diagram, wherein eliminates positive table leg and cover sheet.

Fig. 3 is that desk may be reversed in the schematic diagram of horizontality.

Fig. 4 is the connecting rod mechanism movement schematic diagram that desk may be reversed.

Fig. 5 is that the desktop of desk may be reversed in horizontal and heeling condition link mechanism schematic diagram.

Fig. 6 is the structural schematic diagram that the locking device of desk may be reversed.

Fig. 7 is the structural schematic diagram that desk may be reversed and combine with desk and chair.

Fig. 8 is the structural schematic diagram in Fig. 7 at C.

Fig. 9 is the structural schematic diagram of desk and chair in Fig. 7.

Figure 10 is the structural schematic diagram that desk, desk and chair and bed combination may be reversed.

Figure 11 is the axonometric drawing of the bed in Figure 10.

Figure 12 is the main view of the bed in Figure 10.

Figure 13 is the top view of the bed in Figure 10.

Specific embodiment

The utility model provides a kind of turnable desk and its combines with desk and chair, to make the purpose of this utility model, skill Art scheme and effect are clearer, clear, and the utility model is further described as follows in conjunction with drawings and embodiments.It answers Work as understanding, specific embodiment described herein only to explain the utility model, is not used to limit the utility model.

Fig. 1 to Fig. 5 is please referred to, the utility model provides a kind of turnable desk, including table leg 104, drawer 102 and desktop 101, desktop 101 is fixed on the top of drawer 102 and is connected, and the table leg 104 is two and is respectively placed in the pumping 102 two sides of drawer, the table leg 104 are fixedly connected with the first fixed plate 114, and the first fixed plate 114 is fixed by screws in table leg 104 upper end, and a certain distance is remained with the medial surface of table leg 104, which can be by being arranged set on screw Cylinder realize, should there are position by being arranged sleeve on the screw for fixing the first fixed plate 114, distinguish the both ends of the surface of sleeve It is against in the first fixed plate 114 and the opposite face of table leg 104,114 upper end of the first fixed plate is equipped with first sliding groove 115, and first is solid First connecting rod 116 is connected on fixed board 114, first connecting rod 116 is equipped with the first banking pin 119 cooperated with first sliding groove 115, The other end of first connecting rod 116 is connected with second connecting rod 117, and the other end of second connecting rod 117 is connected with third connecting rod 118, the The rotation connection of the lower end of the other end of three-link 118 and the first fixed plate 114, and the first fixed plate 114 is in third connecting rod 118 Lower section be provided with the limited block 121 limited to third connecting rod 118, the drawer 102 is fixed on second connecting rod 117, and The second connecting rod 117 is equipped with the limited mouth 120 fastened with the first banking pin 119.

Wherein, first connecting rod 116 and second connecting rod 117, second connecting rod 117 and third connecting rod 118, third connecting rod 118 with First fixed plate 114 is to be rotatably connected, this is rotatably connected through pin or screw realization, the first banking pin 119 and the One connecting rod 116 is fixedly connected and can slide in first sliding groove 115, therefore, the first fixed plate 114, first connecting rod 116, Two connecting rods 117 collectively constitute four-bar mechanism with third connecting rod 118, and drawer 102 is fixed on second connecting rod 117, and drawer 102 There are first connecting rod 116, second connecting rod 117 and third connecting rods 118 when preventing the four-bar mechanism from swinging between second connecting rod 117 The mounting distance of collision is generated with the first fixed plate 114, when in a horizontal state in desktop 101, the first banking pin 119 is in the The upper end of one sliding slot 115, and the first banking pin 119 can just be fastened with the limited mouth 120 on second connecting rod 117, be prevented Four-bar mechanism and desktop 101 continue to swing, and the first connecting rod 116 is equipped with locking device, first fixed plate 114 On respectively correspond that desktop 101 is horizontal and obliquity is provided with the keeper 110 cooperated with locking device, and locking device is to the The locking of one connecting rod 116 prevents the sliding of the first banking pin 119 and first connecting rod 116 from swinging；That is limited mouth 120 and the first banking pin 119 fasten with locking device to the locking of first connecting rod 116, limit desktop 101 (side that drawer 102 is open) to the left and incline Tiltedly, and the upper end wall face paste of the first banking pin 119 and first sliding groove 115 is closed and locking device locks first connecting rod 116, limit Desktop 101 tilts to the right (side at 102 back side of drawer)；When desktop 101 to be adjusted is in heeling condition, lock is first opened Tight device simultaneously lifts desktop 101, swings first connecting rod 116 and leaves 120 position of limited mouth with the first banking pin 119, and When desktop 101 swings to certain angle, the limited block 121 in the first fixed plate 114 limits third connecting rod 118, prevents Three-link 118 continues to lower swing, at this point, locking device locks first connecting rod 116, prevents the first banking pin 119 sliding Dynamic and first connecting rod 116 is swung；To reach the locking to 101 position of four-bar mechanism and desktop, i.e., under first sliding groove 115 End wall surface fitting and locking device lock first connecting rod 116, limit desktop 101 (side that drawer 102 is open) to the left Inclination, and limited block 121 carries out limit and locking device to third connecting rod 118 and locks to first connecting rod 116, limits desktop 101 (side at 102 back side of drawer) inclinations to the right.Preferably, limited block 121 is integrated with the first fixed plate 114, that is, is passed through Flanging is carried out to the first fixed plate 114 and is formed, naturally it is also possible to pass through screw or the additional limited block 121 of welding.Wherein, as schemed Shown in 6, above-mentioned locking device locks first connecting rod 116 are as follows: the locking plate 1112 by being fixed on locking device injects first The keeper 110 that is arranged in fixed plate 114 and realize its locking, the setting of first sliding groove 115 is so that desktop 101 is same in swing phase The magnitude of inclination of desktop 101 is bigger when angle.

Among the above, by the first banking pin 119 be arranged to the lesser cooperation in 115 gap of first sliding groove so that in locking the When one connecting rod 116, since the first banking pin 119 is not overlapped around the track that locking plate rotates with first sliding groove 115, and realize that first is sliding The upper lower wall of slot 115 limits the first banking pin 119, prevents from swinging, and then reduces the setting of limited mouth 120 and limited block 121, Also four-bar mechanism can be locked, and the setting of limited mouth 120 and limited block 121, the four-bar mechanism after capable of making locking is more Stablize.

Refering to Fig. 6, the locking device includes being fixed on unlocking apparatus 112 inside 101 lower section drawer 102 of desktop, solid It is scheduled on the traction rope 113 of latch fitting 111 on first connecting rod 116, connection lock element 111 and unlocking apparatus 112, wherein unlocking apparatus 112 include the first shell 1121, forms second sliding slot 1123 in the first shell 1121, is equipped with slide plate in second sliding slot 1123 1122, one end of slide plate 1122 is connect with traction rope 113, i.e. the first shell 1121 is fixed in 101 lower end surface drawer 102 of desktop The position of the central axes in portion, so that the latch fitting 111 that 1 two sides of desk may be reversed is symmetrical about unlocking apparatus 112, and slide plate 1122 can With along 1121 internal slide of the first shell, and then pull traction rope 113；Latch fitting 111 includes second housing 1111, second housing Third sliding slot 1114 is formed in 1111, locking plate 1112 is installed on third sliding slot 1114, one end of locking plate 1112 is pierced by outside second The other end of shell 1111, locking plate 1112 is equipped with boss 1115, which connect with traction rope 113, and in boss 1115 Outside be equipped with compressed spring 1113,1113 one end of compressed spring abuts with the inner wall of second housing 1111, the other end and locking plate 1112 abut, i.e., second housing 1111 is fixed on first connecting rod 116, and locking plate 1112 can be along second housing 1111 Inner wall sliding, one end of locking plate 1112 are pierced by second housing 1111 and pass through first connecting rod 116, the boss on locking plate 1112 1115 are pierced by from the other end of second housing 1111, and 1113 sets of compressed spring on boss 1115 to keep no external force pulling to lead Locking plate 1112 is in the reset of locking state and locking plate 1112 when messenger 113, stretches out the boss of 1111 outside of second housing 1115 are equipped with the hole for connecting with traction rope 113；The second housing 1111 is equipped with through-hole 1116, which sets In the lower end two sides of second housing 1111, through-hole 1116 is equipped with the second banking pin 1117, and the locking plate 1112 is equipped with and the The limiting slot of two banking pins 1117 cooperation limits the stretching of locking plate 1112 by the cooperation of the second banking pin 1117 and limiting slot Length, wherein traction rope 113 is that the automobile-used brake cable of bicycle brake is combined with brake spool, and the one end for the spool that brakes is in latch fitting 111 top and first connecting rod 116 are fixed, and the other end is fixed in 1121 outside of the first shell and desktop 103, also, locks dress The position set guarantees that locking plate 1112 can be fastened at the top of first sliding groove 115 with keeper 110, when needing to adjust desktop When 101, the slide plate 1122 of unlocking apparatus 112 is stirred, slide plate 1122 pulls the brake cable inside traction rope 113, and then pulls lock Piece 1112 and make the first banking pin 119 may exit off keeper 110, further such that four-bar mechanism can be swung.

Refering to fig. 1, preferably, four-bar mechanism user and avoids user from missing to hurting when swinging in order to prevent It touches locking plate 1112 and makes locking device and then four-bar mechanism is caused to swing, in the side of the separate drawer 102 of the table leg 104 Cover sheet 103 is fixed on face, which is wrapped in the inside for four-bar mechanism, increases aesthetic feeling.

Preferably, the auxiliary rod 106 of two table legs 104 of connection is equipped in the lower end of table leg 104, auxiliary rod 106 is equipped with Supporting plate 105, which is two pieces and is placed in the middle part of auxiliary rod 106, which is used for the placement of the foot of user.

The lower section of the table leg 104 is fixedly connected with the first true support plate 108, the first true support plate 108 with 104 groups of table leg It is respectively arranged below with the first vacuum chuck 107 and feet rubber mat 109 at inverted T-shaped, and at the first true 108 both ends of support plate, Wherein, the first vacuum chuck 107 is located at the front end of desk 1, i.e., two first true support plates 108 are horizontal and are arranged in parallel, and increases The balance of desk 1, and the first vacuum chuck 107 and feet rubber mat 109 of the lower section at the first true 108 both ends of support plate utilize One vacuum chuck 107 prevents desk 1 mobile to the actuation of bottom surface and using the increase friction of feet rubber mat 109.

Refering to Fig. 7 and Fig. 9, it, including above-mentioned turnable desk 1, further includes desk that a kind of desk 1 and desk and chair 2, which are combined, Chair 2, the desk and chair 2 include seat plate 201 and chair leg 204, which, which is two, and 204 lower section of the chair leg is fixed connects It is connected to the second support plate 206, the second support plate 206 forms inverted T-shaped with chair leg 204, sets below 206 both ends of the second support plate There are the second vacuum chuck 205 and chair leg rubber mat 207, the second vacuum chuck 205 is located at the rear end of desk and chair 2, second support Dismountable connector 4 is equipped between plate 206 and the first true support plate 108, i.e., two second support plates 206 are horizontal and set in parallel It sets, increases the balance of desk 1, and the second vacuum chuck 205 and chair leg rubber mat 207 is arranged in the lower section at 206 both ends of the second support plate, Using the second vacuum chuck 205 to the actuation of bottom surface and using the increase friction of chair leg rubber mat 207, the movement of desk and chair 2 is prevented, and Connector 4 is set between the second support plate 206 and the first true support plate 108, i.e., in desk and chair 2 and the subsequent desk 1 of desk and chair 2 It is connected using connector 4, so that not produced relative sliding between desk 1 and desk and chair 2 in afternoon nap.

Refering to Fig. 8, specifically, the end face of the first true support plate 108 is equipped with the first card slot 1081, the second support plate 206 end face is equipped with the second card slot 2061, and the both ends of the connector 4 are respectively equipped with and the first card slot 1081, the second card slot 2061 the first buckles 41 fastened and the second buckle 42, the connector 4 are band-like, chain or rod-shaped, pass through the first card slot 1081 and first buckle 42 fastening of 41 fastenings, the second card slot 2061 and the second buckle, realize being detachably connected for connector 4, when It can also so be realized in such a way that screw is fixed, wherein the connector 4 is band-like, chain or rod-shaped, preferably rod-shaped. Preferably, the first true support plate 108 is tubulose, and connector 4 may be inserted into the first true support plate 108 of the tubulose, use When, it pulls out connector 4 and fastens the second card slot 2061 and the second buckle 42, meanwhile, the first buckle 41 is against the first card slot Its fastening is realized on 1081, is not needing to separate in use, the second card slot 2061 is made to buckle 42 with second, it can be by connector 4 Inside the first true support plate 108 for promoting tubulose, packed up.

Referring to Fig. 9, wherein, cabinet 203 is equipped with below the seat plate 201, chair leg 204 is each provided at the lower section of cabinet 203, And it is fixedly connected in the two sides of 203 bottom surface of cabinet, the seat plate 201 is fixed on the top of cabinet 203 by hinge 202, makes Seat plate 201 forms the case lid of cabinet 203, i.e. the chair leg 204 of the desk and chair 2 is separately fixed at the lower end two sides of cabinet 203, cabinet There are opening in 203 tops, and seat plate 201 is rotatablely connected by the open side edges of hinge 202 and cabinet 203, is needing to store thing When 203 inside of cabinet, rotation seat plate 201 be can be realized.

Fixing or being fixedly connected among the above can be realized by the way of screw connection.

Referring to Fig. 10, the utility model, in normal use, 1 desktop 101 of desk is in horizontality, and is needing the noon When sleeping, the rotation of 1 desktop 101 of desk is made to set inclination, user, which can be sitting on desk and chair 2, leans against the afternoon nap of desktop 101；It is more excellent , the bed 3 of this desk 1 and 2 combination collocation band of desk and chair hook uses, and increases comfort.

Figure 11 is please referred to Figure 13, wherein the bed of band hook includes including bed body 301, which is equipped with Turn-line 305, the turn-line 305 is horizontally-parallel and bed body 301 is divided into multiple portions, and bed body 301 can By turn-line 305 fold together, the bed body 301 include bagging 309, be located inside bagging 309 Sponge 312, It is located on Sponge 312 and is wrapped in the first transverse slat 307 in bagging 309 and the second transverse slat 311, the first transverse slat 307, which is located at, sleeps In 301 upper part of pad, the second transverse slat 311 is located in 301 end portion of bed body, i.e., Sponge 312 is mounted in bagging 309 Inside, and it is divided into several parts, preferably, it is divided into the part 2-8, forms turn-line 305, bagging in segmentation portion 309 connect together the cavernous body 308 of several parts and shape is integral, and are consolidated Sponge 312 and bagging 309 by suture It is scheduled on together, therefore, the folding that bed body 301 can be convenient.It is equipped with for connection hook 304, admittedly in the upper end of bed body 301 The first transverse slat 307 for determining connection frame 313, the first backplate 302, the second backplate 306 is equipped in the lower end of bed body 301 for connecting Connect the second transverse slat 311 of the second backplate 306, wherein the first transverse slat 307 and the second transverse slat 311 are each provided at the lower section of cavernous body 308 And be fixedly connected, and the inside is wrapped in by bagging 309, certainly, 312 lower section of Sponge of every part can be as setting first Transverse slat 307 is provided with transverse slat as the second transverse slat 311, increases its stability, and it is horizontal that the first transverse slat 307 and second is only arranged Plate 311 is to increase comfort to increase by 301 pliability of bed body.

The two sides up and down of 301 two sides of bed body have been movably connected with the first backplate 302 and the second backplate 306.Wherein, First transverse slat, 307 two sides are connect with the first backplate 302, and 307 two sides of the first transverse slat pass through sofa joint 310 and first Backplate 302 connects, and 311 two sides of the second transverse slat are connect with the second backplate 306, and 311 two sides of the second transverse slat pass through sofa Joint 310 is connect with the second backplate 306, by the connection in sofa joint 310, so that the first transverse slat 307 and the first backplate 302, Second transverse slat 311 and the second backplate 306 can in the overturning of 0 to 120 degree, preferably, the first transverse slat 307 and the first backplate 302, In the overturning of 0 to 90 degree, i.e. the first backplate 302 and the second backplate 306 are folded in bed for second transverse slat 311 and the second backplate 306 When be superimposed together respectively with the first transverse slat 307, the first transverse slat 307, and when in use, by the first backplate 302 and the second backplate 306 turn over and turn 90 degrees, and keep the first backplate 302 and the second backplate 306 vertical with the first transverse slat 307, the first transverse slat 307, for preventing Students in middle and primary schools overturn or rout up 301 outside of bed body in afternoon nap, wherein sofa joint 310 can also be adjusted with folding angles Hinge replaces, and in order to increase comfort, soft cotton body 312 is had on the first backplate 302 and the second backplate 306 or by cavernous body 308 packages.

The middle part of the upper end of the bed body 301 is equipped with and is fixedly connected with frame 313, is fixedly connected with the flexible connection of 313 upper end of frame There is pillow 303, the frame 313 that is fixedly connected is connect with the middle part of the first transverse slat 307, wherein described to be fixedly connected with 313 upper end of frame Equipped with U-shaped opening, two sides are equipped with sliding slot 314, and 303 lower end of pillow is equipped with connecting rod 315, connecting rod 315 be equipped with The corresponding through-hole of sliding slot 314, screw rod 316 pass through sliding slot 314 and through-hole achieve a fixed connection frame 313 and pillow 303 activity even It connects, therefore, is fixedly connected with frame 313 for connecting pillow 303, sliding slot 314 is passed through by screw rod 316 and is achieved a fixed connection with through-hole Frame 313 is flexibly connected with pillow 303, so that screw rod 316 can slide on sliding slot 314, and then adjusts the length of pillow 303 Degree, to be suitble to the user of different heights.

In another embodiment, the frame 313 that is fixedly connected is telescopic rod, and U-shaped opening, which is located at, is being fixedly connected with frame 313 just Face is telescopic rod by that will be fixedly connected with frame 313 to be adopted as being fixedly connected frame 313, and what which had that square tube is composed can Telescoping rod can realize the flexible of pillow 303 to a greater extent, and U-shaped opening is located to the front for being fixedly connected with frame 313, i.e., The back side of square tube is not open, and telescopic rod two sides are equipped with sliding slot 314, and screw rod 316 passes through sliding slot 314 and through-hole realizes telescopic rod With being flexibly connected for pillow 303, therefore, the connecting rod 315 of pillow 303 is inserted in square tube upper end, when in use, the side not being open The pipe back side can prevent from rotating backward with the connecting rod 315 of support pillow 303, and when not in use, U-shaped opening can be passed through Position realize connecting rod 315 to front overturn, pillow 303 is folded on bed body 301.

The upper end two sides of the bed body 301 are equipped with hook 304, which is located at the back side of bed body 301, described Hook 304 is fixedly connected with the first transverse slat 307, by setting hook 304, bed body 301 can be hung on desk, and bed The lower end of body 301 is padded on desk and chair, thus students in middle and primary schools can the lunch break on the seat for lying in oneself, increase the noon of middle and primary schools Comfort level and afternoon nap quality are slept, solves the problems, such as that students in middle and primary schools' afternoon nap can only lie prone on desk and cause uncomfortable.

Wherein, fixing or being fixedly connected and can be realized by the way of screw connecting welding among the above.

Wherein, when not needing rest, bed 3 can be folded and be taken in cabinet 203, afternoon nap when take out beat It opens.

When in use, for the seat of most heel row, desk and chair 3 can be moved on to before first row, and and first row Desk 1 be applied in combination.

The desk 1 of the utility model is connect by four-bar mechanism with table leg 104 in the two sides of drawer 102, so that Desktop 101 can follow four-bar mechanism to swing, and realize the inclination of desktop 101 and the adjusting of par, in normal use, desktop 101 are in par state, attend class uses for students in middle and primary schools, and in afternoon nap, desktop 101 is adjusted to tilt, students in middle and primary schools' seat It on seat, leans against or lies in and sleep on desktop 101, solving students in middle and primary schools' afternoon nap can only lie prone on desk and cause uncomfortable Problem, and the afternoon nap quality of students in middle and primary schools can be improved；Wherein, the locking by locking device to the first banking pin 119, and limit Position mouth 120 and the limit to desktop 101 in horizontality and tendency state to four-bar mechanism respectively of limited block 121, cooperation Locking of the locking device to the first banking pin 119 keeps four-bar mechanism locked in corresponding position and no longer swings, and then prevents Desktop 101 reuses middle swing, and bed 3 can be cooperated to use when the inclination of desktop 101, i.e., 3 upper end of bed is hung over desk 1 On, and lower end rests on the seat plate 201 of desk and chair 2, since the desktop 101 of desk 1 can tilt, students in middle and primary schools can be leaned on Or lie on bed 3 and take a nap after lunch, when the first backplate 302, the second backplate 306 of 301 two sides of bed body can prevent user from taking a nap after lunch The external face of bed is overturned or routed up, therefore, is not take up the exceptional space in classroom in afternoon nap, and can more preferably improve middle and primary schools Raw afternoon nap quality solves the problems, such as that students in middle and primary schools' afternoon nap can only lie prone on desk and cause uncomfortable.

It is understood that for those of ordinary skills, can with technical solution according to the present utility model and The design of its utility model is subject to equivalent substitution or change, and all these changes or replacement all should belong to the protection of the utility model Range.

Claims (10)

1. a kind of turnable desk, including table leg, drawer and desktop, desktop is fixed on the top of drawer and is connected, It being characterized in that, the table leg is two and is respectively placed in the drawer two sides, and the table leg is fixedly connected with the first fixed plate, the One dead plate upper end is equipped with first sliding groove, is connected with first connecting rod in the first fixed plate, first connecting rod is equipped with and first sliding groove First banking pin of cooperation, the other end of first connecting rod are connected with second connecting rod, and the other end of second connecting rod is connected with third company The lower end of bar, the other end of third connecting rod and the first fixed plate is rotatablely connected, and the first fixed plate is in the lower section of third connecting rod It is provided with the limited block to third connecting rod limit, the drawer is fixed on second connecting rod, and the second connecting rod is equipped with The limited mouth fastened with the first banking pin, the first connecting rod are equipped with locking device, respectively correspond in first fixed plate Desktop level and obliquity are provided with the keeper with locking device cooperation.

2. turnable desk according to claim 1, which is characterized in that the locking device includes being fixed below desktop The unlocking apparatus of drawer, the latch fitting being fixed on first connecting rod, connection lock element and unlocking apparatus traction rope, the unlocking Device includes the first shell, forms second sliding slot in the first shell, is equipped with slide plate, one end of slide plate and traction in second sliding slot Rope connection, the latch fitting include second housing, form third sliding slot in second housing, are equipped with locking plate, locking plate on third sliding slot One end be pierced by second housing, the other end of locking plate is equipped with boss, which connect with traction rope, and sets on the outside of boss There is compressed spring, compressed spring one end is abutted with the inner wall of second housing, and the other end is abutted with locking plate.

3. turnable desk according to claim 2, which is characterized in that the second housing is equipped with through-hole, on through-hole Equipped with the second banking pin, the locking plate is equipped with the limiting slot cooperated with the second banking pin.

4. turnable desk according to claim 1, which is characterized in that solid on the one side of the separate drawer of the table leg Surely there is cover sheet.

5. turnable desk according to claim 1, which is characterized in that the lower end of the table leg is equipped with two table legs of connection Auxiliary rod, auxiliary rod be equipped with supporting plate.

6. turnable desk according to claim 1, which is characterized in that be fixedly connected with first below the table leg Fagging, the first support plate and table leg form inverted T-shaped, and are respectively arranged below with the first vacuum chuck in the first support board ends With feet rubber mat.

7. a kind of desk and desk and chair combination, including turnable desk as claimed in any one of claims 1 to 6, which is characterized in that It further include desk and chair, which includes seat plate and chair leg, and the second support plate, the second support are fixedly connected with below the chair leg Plate and chair leg form inverted T-shaped, are equipped with the second vacuum chuck and chair leg rubber mat in the lower section of the second support board ends, and described second Dismountable connector is equipped between fagging and the first support plate.

8. desk according to claim 7 and desk and chair combination, which is characterized in that the end face of first support plate is equipped with The end face of first card slot, the second support plate is equipped with the second card slot, and the both ends of the connector are respectively equipped with and the first card slot, second The first buckle and the second buckle that card slot fastens.

9. desk according to claim 8 and desk and chair combination, which is characterized in that the connector be band-like, chain or It is rod-shaped.

10. desk according to claim 7 and desk and chair combination, which is characterized in that be equipped with cabinet, chair below the seat plate Foot is each provided at the lower section of cabinet, and is fixedly connected in the two sides of tank floor, and the seat plate is fixed on cabinet by hinge Top makes seat plate form the case lid of cabinet.