CN216438721U

CN216438721U - Lifting desk used on bed

Info

Publication number: CN216438721U
Application number: CN202122010107.2U
Authority: CN
Inventors: 张之凯; 马上; 孔紫仪
Original assignee: Zhejiang College of Construction
Current assignee: Zhejiang College of Construction
Priority date: 2021-08-24
Filing date: 2021-08-24
Publication date: 2022-05-06
Anticipated expiration: 2031-08-24

Abstract

The utility model discloses a lifting desk used on a bed, which structurally comprises an upper fixing plate, wherein two T-shaped fixing rails are fixedly arranged on one side, close to a wall surface, of the upper fixing plate, the T-shaped fixing rails are fixedly connected with the wall surface through a plurality of fixing screws, a fence for preventing articles from accidentally falling is fixedly arranged on the upper side of the upper fixing plate, a supporting device for fixedly connecting the upper fixing plate and a tailstock to the upper fixing plate is arranged on the rear side of the upper fixing plate, and a lifting desk device convenient for personnel to lift and use is arranged on the T-shaped fixing rails in a sliding manner; the design of the lifting table device is adopted, so that the personnel can normally use the bed and the table through the lifting of the lower side plate, and the equipment can not obstruct the personnel from normally using the bed.

Description

Lifting desk used on bed

Technical Field

The utility model belongs to the technical field of daily necessities, and particularly relates to a lifting desk for a bed.

Background

The prior art has the disadvantages that not all student bed desks are lower desks and upper beds, and in many cases, the beds which are upper beds and lower beds are still adopted, so that a person has to use the desk by using a folding table to put the desk on the bed for use, the folding table has the disadvantages that the folding table is separated from the beds, the folding table needs to be stored, and the table is inclined when being placed on a mattress in the actual use process, so that the table is inconvenient for the person to use comfortably.

For this reason, long-term research has been conducted and various solutions have been proposed.

For example, chinese patent document discloses a multifunctional bed desk for students [ application No.: CN201810660456.9], including installing slide rail, first back shaft, second back shaft and the table in the bed board bottom, first back shaft and slide rail sliding connection, the second back shaft is inserted and is established in first back shaft, the upper end at the second back shaft is installed to the table, the spout has been seted up on the slide rail, slide mechanism is installed to the lower extreme of first back shaft, first back shaft passes through slide mechanism and slide rail sliding connection, the joint has fixing mechanism and adjustment mechanism on the second back shaft, the both sides joint of fixing mechanism and second back shaft, the mounting groove has been seted up to one side of table.

Above-mentioned scheme adopts the slide rail to support the table, and only single support column, can't bear great weight, and the stability of equipment itself is lower and accomodate itself also inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and provides equipment which can be stably lifted on a bed, is convenient for a person to use a table and has the advantages of stable support and the like.

The utility model is realized by the following technical scheme: the utility model relates to a lifting desk used on a bed, which comprises an upper fixing plate and an upper fixing plate, wherein two T-shaped fixing rails are fixedly arranged on one side, close to a wall surface, of the upper fixing plate, the T-shaped fixing rails are fixedly connected with the wall surface through a plurality of fixing screws, a fence for preventing articles from accidentally falling is fixedly arranged on the upper side of the upper fixing plate, a supporting device for fixedly connecting the upper fixing plate and a tailstock to the upper fixing plate is arranged on the rear side of the upper fixing plate, and a lifting desk device convenient for personnel to lift and use is arranged on the T-shaped fixing rails in a sliding mode, so that equipment can be fixed on the wall of the tailstock.

According to the technical scheme, the supporting device comprises an adjusting groove formed in one side, close to the bed tail, of the upper fixing plate, a reinforcing rod is connected in the adjusting groove in a sliding mode, the reinforcing rod is far away from one end of the upper fixing plate, an upper telescopic rod is fixedly arranged on the lower side of the lower end of the upper telescopic rod, a lower telescopic rod is connected to the lower end of the upper telescopic rod in a sliding fit mode, a connecting assembly for controlling the sliding and fixing of the upper telescopic rod and the lower telescopic rod is arranged between the lower telescopic rod and the upper telescopic rod, and a plurality of fixing assemblies for fixing and reinforcing the lower telescopic rod and a bed tail bed frame are arranged on the lower side of the lower telescopic rod, so that the upper fixing plate can be stably supported.

Further technical scheme, coupling assembling including set up in go up a plurality of fixed regulation holes of telescopic link one side, be close to on the telescopic link down fixed regulation hole one side be provided with a plurality of with the fixed regulation hole corresponds the groove of sliding that sets up, slide in the groove of sliding be provided with the lock post that fixed regulation hole sliding fit connects, the lock post with through spring elastic connection between the groove of sliding to make personnel can adjust the height of anchor strut, so that effectively support the reinforcement to the upper fixed plate.

According to the technical scheme, the fixing assembly comprises fixing claws fixedly arranged on two sides of the lower end of the sliding groove, the fixing claws are clamped and arranged on two sides of a bed frame of the bed tail, connecting plates are fixedly arranged on the lower sides of the fixing claws, connecting holes are formed in the connecting plates, locking screws jointly penetrate through the connecting holes, and one end of each locking screw is in threaded connection with a locking nut, so that equipment can be fixedly connected with the bed tail frame.

Further technical scheme, the lift table device is including being located the lower plate of upper fixed plate downside, the lower plate be close to wall one side be provided with the sliding fit groove that T type fixed rail sliding fit connects, be provided with between the T type fixed rail and make the stabilizing component that the lower plate can steadily reciprocate, the lower plate downside is provided with the support the lower plate makes the support assembly of weight when the lower plate can bear personnel to make personnel can adjust the height of lower plate according to the in service behavior.

According to the technical scheme, the stabilizing assembly comprises two sliding rails arranged on the lower side of the upper fixing plate, wherein one sliding rail is fixedly connected with two ends of the T-shaped fixed rail, the other sliding rail is fixedly connected with the lower side plate, two sliding blocks are arranged on the sliding rails in a sliding mode, a rotating shaft is fixedly arranged on one side of each sliding block, a plurality of stabilizer bars connected end to end are arranged between the corresponding upper and lower rotating shafts in a rotating mode, and the stabilizer bars are connected in a rotating mode through damping rotating nodes, so that the lower side plate can move smoothly in the sliding process.

In a further technical scheme, the supporting component comprises a receiving groove arranged on the lower side of the lower side plate, a fixed rod is fixedly arranged on one side of the accommodating groove far away from the T-shaped fixed rail, two ends of the fixed rod are connected with a fixed supporting rod in a rotating matching way, a sliding through hole is arranged at one side of the accommodating groove close to the personnel, a moving groove is arranged at one side of the accommodating groove far away from the personnel, a sliding rod is connected between the moving groove and the sliding through hole in a sliding fit way, two ends of the sliding rod are connected with a moving support rod in a rotating fit way, the movable support rod is connected with the fixed support rod in a rotating fit manner, a fixed locking component which enables the sliding rod to be fixedly connected with the lower side plate to provide stable support is arranged in the sliding rod, thereby make the lower plate can obtain effectual support when using, prevent that the lower plate atress inequality from causing the damage.

Further technical scheme, the solid locking subassembly including slide set up in the pole that slides is close to the unblock post of personnel one end, the pole that slides middle part is slided and is provided with the lock post, the lock post with through linkage post fixed connection between the unblock post, the lock post downside pass through compression spring with slide rod elastic connection, accomodate be provided with on the groove a plurality of with the fixed orifices that lock post sliding fit connects, T type trapped orbit upper end be provided with the fixed slot that slide rod sliding fit connects, the fixed slot upside be provided with the fixed connection groove that lock post sliding fit connects, T type trapped orbit lower extreme all sets firmly and prevents the fixed dog that the lower side plate dropped to when making the lower side plate accomodate, can fix on T type trapped orbit.

Further technical scheme, the upper fixed plate downside is fixedly connected with backplate all around, it is provided with flexible fixture block to incline to slide in the backplate, flexible fixture block to incline with through solid locking spring elastic connection between the backplate, flexible fixture block upside is provided with the sliding tray, it is provided with control slider to slide in the sliding tray, control slider with through power push rod power connection between the backplate, the downside upside is kept away from T type fixed rail one end and keep away from personnel's one end and has set firmly the baffle, set firmly on the baffle with flexible fixture block passes through the cooperation cardboard that sliding fit connects.

Further technical scheme, the upper fixed plate downside is provided with the light that provides personnel's illumination, still be provided with the charging socket that the personnel of being convenient for got the electricity and use on the upper fixed plate to make the electricity that personnel can be convenient get the electricity and use.

The utility model has the beneficial effects that: by adopting the design of the supporting device, the upper fixing plate can be supported at two sides through the support of the reinforcing rod, so that the upper fixing plate is more uniformly stressed and can bear larger weight, and the use of personnel is facilitated; the design of the lifting table device is adopted, so that the bed and the table can be normally used by personnel through the lifting of the lower side plate, and the equipment can not obstruct the normal use of the bed by the personnel.

The advantages are as follows:

1. the design of the supporting device is adopted, the design of the reinforcing rod, the adjusting groove, the upper telescopic rod and the lower telescopic rod is utilized, personnel can freely install the upper fixing plate at the tail of the bed through the sliding of the reinforcing rod and the adjusting groove, and the reinforcing rod can provide enough support for the upper fixing plate through the sliding of the upper telescopic rod and the lower telescopic rod, so that the equipment is more stable; the design of the fixed jaw is utilized, and the lower telescopic rod can be firmly fixed with the bed tail frame through the fixed jaw clamping bed tail frame, so that the whole device is stabilized.

2. The design of the lifting table device is adopted, and the design of the stabilizer bar and the damping rotating node is utilized, so that the stabilizer bar rotates at a slow speed, and further, the up-and-down movement of the lower side plate cannot generate a great change in speed to cause unnecessary sudden stop, and the lower side plate can stably move up and down; the design of slide bar, movable support rod, fixed support rod has been utilized, and the outside can obtain effectual support when making the lower side plate fall to use, prevents that damage, improve equipment's life from appearing in the lower side plate atress inequality.

Drawings

FIG. 1 is a schematic diagram of the apparatus of the present invention;

FIG. 2 is a schematic top sectional view of the apparatus of FIG. 1 of the present invention;

FIG. 3 is an enlarged schematic view of the upper telescoping pole of FIG. 2 of the present invention at location A;

FIG. 4 is a schematic view of the apparatus of FIG. 1 of the present invention in a cut-away configuration from the bottom;

FIG. 5 is an enlarged view of the lower plate of FIG. 4 at B;

FIG. 6 is a schematic bottom view of the apparatus of FIG. 1 in accordance with the present invention;

FIG. 7 is an enlarged schematic view of the lower telescoping rod of FIG. 6 of the present invention at C;

FIG. 8 is an enlarged view of the slide rail of FIG. 6 according to the present invention at D;

FIG. 9 is a cross-sectional cut-away schematic view of the shield of FIG. 6 in accordance with the present invention;

in the figure, an upper fixing plate 101, a fence 102, a reinforcing rod 103, a lower side plate 104, a T-shaped fixing rail 105, a fixing stopper 106, a sliding fit groove 107, an adjusting groove 110, an upper telescopic rod 111, a lower telescopic rod 112, a fixing adjusting hole 113, a lock column 120, a locking spring 121, a sliding groove 122, a sliding through hole 130, a fixing hole 131, a moving support rod 132, a fixing support rod 133, a receiving groove 134, a fixing rod 135, a sliding rod 136, a moving groove 137, an unlocking column 140, a linkage column 141, a compression spring 142, a locking column 143, a sliding rail 150, a lighting lamp 151, a charging socket 152, a fixing screw 153, a damping rotation node 154, a stabilizing rod 155, a guard plate 156, a telescopic tilt latch 157, a baffle 158, a fit latch plate 159, a connecting plate 160, a connecting hole 161, a locking screw 162, a locking nut 163, a fixing claw 164, a sliding block 170, a rotating shaft 171, a fixing connecting groove 172, a fixing push rod 173, a power push rod 180, a power rod 180, a sliding block 157, a fixing latch block 157, a fixing rod, a fixing block, a fixing plate, a fixing groove 106, a fixing plate, a fixing groove, a fixing rod, a fixing plate, a fixing groove 107, a fixing rod, a fixing, Control slider 181, sliding tray 182, lock spring 183, strutting arrangement 950, lift table device 951.

Detailed Description

As shown in fig. 1 to 9, the present invention is explained in detail, and for convenience of description, the following orientations are defined as follows: the up-down, left-right and front-back directions are consistent with the up-down, left-right and front-back directions of the projection relation of the bed 1, the up-down, left-right and front-back directions comprise an upper fixing plate 101, two T-shaped fixing rails 105 are fixedly arranged on one side, close to a wall surface, of the upper fixing plate 101, the T-shaped fixing rails 105 are fixedly connected with the wall surface through a plurality of fixing screws 153, a fence 102 for preventing articles from accidentally falling is fixedly arranged on the upper side of the upper fixing plate 101, a supporting device 950 for fixedly connecting the upper fixing plate 101 and a bed tail to the upper fixing plate 101 in a reinforcing mode is arranged on the rear side of the upper fixing plate 101, and a lifting table device 951 convenient for lifting and using of personnel is arranged on the T-shaped fixing rails 105 in a sliding mode, so that the equipment can be fixed on the bed tail wall.

Beneficially, the supporting device 950 includes an adjusting groove 110 disposed on one side of the upper fixing plate 101 close to the bed tail, a reinforcing rod 103 is slidably connected in the adjusting groove 110, an upper telescopic rod 111 is fixedly disposed on a lower side of one end of the reinforcing rod 103 far away from the upper fixing plate 101, a lower telescopic rod 112 is connected to a lower end of the upper telescopic rod 111 in a sliding fit manner, a connecting assembly for controlling sliding and fixing of the upper telescopic rod 111 and the lower telescopic rod 112 is disposed between the lower telescopic rod 112 and the upper telescopic rod 111, and a plurality of fixing assemblies for fixing and reinforcing the lower telescopic rod 112 and the bed tail bed frame are disposed on a lower side of the lower telescopic rod 112, so that the upper fixing plate can be stably supported.

Beneficially, wherein, the connecting assembly includes a plurality of fixed adjusting holes 113 disposed on one side of the upper telescopic rod 111, a plurality of sliding grooves 122 disposed corresponding to the fixed adjusting holes 113 are disposed on one side of the lower telescopic rod 112 close to the fixed adjusting holes 113, a lock cylinder 120 connected with the fixed adjusting holes 113 in a sliding manner is slidably disposed in the sliding grooves 122, and the lock cylinder 120 and the sliding grooves 122 are elastically connected through a spring, so that a person can adjust the height of the reinforcing rod, so as to effectively support and reinforce the upper fixed plate.

Beneficially, the fixing assembly comprises fixing claws 164 fixedly arranged at two sides of the lower end of the sliding groove 122, the fixing claws 164 are clamped and arranged at two sides of the bed frame of the bed tail, connecting plates 160 are fixedly arranged at the lower sides of the fixing claws 164, connecting holes 161 are formed in the connecting plates 160, locking screws 162 jointly penetrate through the connecting holes 161, and one ends of the locking screws 162 are in threaded connection with locking nuts 163, so that the equipment can be fixedly connected with the bed tail frame.

Beneficially, wherein, the lifting table device 951 comprises a lower side plate 104 positioned at the lower side of the upper fixing plate 101, a sliding fit groove 107 connected with the T-shaped fixing rail 105 in a sliding fit manner is arranged at one side of the lower side plate 104 close to the wall surface, a stabilizing component enabling the lower side plate 104 to stably move up and down is arranged between the T-shaped fixing rails 105, and a supporting component supporting the lower side plate 104 to enable the lower side plate 104 to bear the weight of a person in use is arranged at the lower side of the lower side plate 104, so that the person can adjust the height of the lower side plate according to the use condition.

Beneficially, the stabilizing assembly includes two sliding rails 150 disposed on the lower side of the upper fixing plate 101, wherein two ends of one sliding rail 150 are fixedly connected to the T-shaped fixing rail 105, the other sliding rail 150 is fixedly connected to the lower side plate 104, two sliding blocks 170 are slidably disposed on the sliding rails 150, a rotating shaft 171 is fixedly disposed on one side of each sliding block 170, a plurality of end-to-end stabilizer bars 155 are rotatably disposed between the corresponding upper and lower rotating shafts 171, and the two groups of stabilizer bars 155 are rotatably connected through a damping rotating node 154, so that the lower side plate can smoothly move during sliding.

Beneficially, wherein, the supporting component includes accommodating groove 134 arranged on the lower side of lower side plate 104, accommodating groove 134 keeps away from that one side of T type fixed rail 105 has set firmly dead lever 135, both ends of dead lever 135 are connected with fixed support rod 133 in a rotating fit manner, accommodating groove 134 is close to one side of the person and has been seted up slip through hole 130, accommodating groove 134 keeps away from one side of the person and is provided with moving groove 137, moving groove 137 and slip through hole 130 are connected with sliding rod 136 in a common sliding fit manner, sliding rod 136 both ends are connected with moving support rod 132 in a rotating fit manner, moving support rod 132 and fixed support rod 133 are connected through a rotating fit manner, a locking component for enabling sliding rod 136 and lower side plate 104 fixed connection to provide stable support is arranged in sliding rod 136, thereby lower side plate can obtain effective support when in use, and damage caused by uneven stress of lower side plate is prevented.

Beneficially, the locking assembly comprises an unlocking column 140 slidably disposed at one end, close to a person, of the sliding rod 136, a locking column 143 is slidably disposed at the middle of the sliding rod 136, the locking column 143 is fixedly connected with the unlocking column 140 through a linkage column 141, the lower side of the locking column 143 is elastically connected with the sliding rod 136 through a compression spring 142, a plurality of fixing holes 131 connected with the locking column 143 in a sliding fit manner are disposed on the accommodating groove 134, a fixing groove 173 connected with the sliding rod 136 in a sliding fit manner is disposed at the upper end of the T-shaped fixing rail 105, a fixing connecting groove 172 connected with the locking column 143 in a sliding fit manner is disposed at the upper side of the fixing groove 173, and a fixing stopper 106 for preventing the lower side plate 104 from falling off is fixedly disposed at the lower end of the T-shaped fixing rail 105, so that the lower side plate can be fixed on the T-shaped fixing rail when being accommodated.

Beneficially, a protection plate 156 is fixedly connected to the periphery of the lower side of the upper fixing plate 101, a telescopic fixture block 157 is slidably arranged in the protection plate 156, the telescopic fixture block 157 is elastically connected to the protection plate 156 through a fixing and locking spring 183, a sliding groove 182 is arranged on the upper side of the telescopic fixture block 157, a control slider 181 is slidably arranged in the sliding groove 182, the control slider 181 is in power connection with the protection plate 156 through a power push rod 180, a baffle 158 is fixedly arranged on the upper side of the lower side plate 104 at one end far away from the T-shaped fixing rail 105 and one end far away from a person, a matching clamp plate 159 connected with the telescopic fixture block 157 in a sliding fit manner is fixedly arranged on the baffle 158, the baffle 158 is located on the inner side of the protection plate 156, when the lower side plate 104 is lifted to the storage position, the matching clamp plate 159 pushes the telescopic fixture block 157 and moves to the upper side of the telescopic fixture block 157, at the moment, the telescopic fixture block 157 is pushed by the fixing and popped out to limit the descending of the matching clamp plate 159, the lower side plate 104 can be firmly connected with the upper side plate 101, and the lower side of the guard plate 156 is contacted with the lower side plate 104, so that the space on the lower side plate 104 is isolated from the outside, and the articles on the lower side plate 104 are prevented from falling.

Beneficially, an illuminating lamp 151 for providing illumination for personnel is arranged on the lower side of the upper fixing plate 101, and a charging socket 152 for facilitating electricity taking by personnel is further arranged on the upper fixing plate 101, so that the personnel can conveniently take electricity for use.

In an initial state, the above devices, components and structures are in a stop state, the reinforcing rod 103 is in the adjusting groove 110, the lock post 120 on the sliding groove 122 is located in the fixed adjusting hole 113 at the uppermost side of the upper telescopic rod 111, the lower side plate 104 is located at the upper end of the T-shaped fixed rail 105, the stabilizing rods 155 are overlapped with each other and in a contraction state, the sliding rod 136 is located in the fixed groove 173, the lock post 143 is located in the fixed connection groove 172, so that the lower side plate 104 and the T-shaped fixed rail 105 are fixed, and the movable support rod 132 and the fixed support rod 133 are contracted in the accommodating groove 134.

When a person needs to install the device, the person installs the T-shaped fixing rail 105 to a position close to the bed tail and fixes the T-shaped fixing rail on the wall surface through the fixing screw 153, the person pulls out the reinforcing rod 103 from the adjusting groove 110, so that the upper telescopic rod 111 is positioned on the upper side of the bed tail frame, presses the lock column 120 to enable the lock column 120 to retract into the sliding groove 122 and to be separated from the fixing adjusting hole 113, so that the lower telescopic rod 112 can slide in the upper telescopic rod 111, the lower telescopic rod 112 slides downwards, so that the fixing claws 164 are positioned on two sides of the bed tail frame, the locking spring 121 pushes the lock column 120 to enter into the fixing adjusting hole 113 to enable the upper telescopic rod 111 and the lower telescopic rod 112 to be fixed, and the person screws 163 are screwed into the locking screws 162 to enable the fixing claws 164 on the two sides to be tightly fixed with the bed tail frame.

When a person needs to pull down the lower side plate 104 for use, the person presses the unlocking column 140 to drive the locking column 143 to slide downwards through the linkage column 141, so that the locking column 143 is separated from the fixed connection groove 172, at this time, the person can pull the sliding rod 136 to slide along the sliding through hole 130, at the same time, the movable support rod 132 drives the fixed support rod 133 to turn downwards, the person presses the lower side plate 104 to slide the lower side plate 104 downwards along the T-shaped fixed rail 105, at this time, the stabilizer bars 155 rotate through the damping rotation nodes 154, and the stabilizer bars 155 cannot rotate fast due to the existence of the damping rotation nodes 154, so as to limit the moving speed of the lower side plate 104, so that the lower side plate 104 can move stably, after the lower side plate 104 moves to be attached to the fixed stoppers 106, the lower side plate 104 adjusts and moves, the person slides the sliding rod 136 to the lower side of the fixed hole 131, releases the unlocking column 140, and the compression spring 142 pushes the locking column 143 to enter the fixed hole 131, the movable support bar 132 and the fixed support bar 133 are supported on the bed to provide a stable support for the lower side plate 104.

The embodiments described herein are merely illustrative of the spirit of the utility model and various modifications, additions and substitutions may be made by those skilled in the art without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.

Although the upper fixing plate 101, the enclosure 102, the reinforcing bar 103, the lower side plate 104, the T-shaped fixing rail 105, the fixing stopper 106, the slip fitting groove 107, the adjusting groove 110, the upper telescopic bar 111, the lower telescopic bar 112, the fixing adjusting hole 113, the locking post 120, the locking spring 121, the slip groove 122, the slip through hole 130, the fixing hole 131, the moving support bar 132, the fixing support bar 133, the accommodating groove 134, the fixing rod 135, the slip bar 136, the moving groove 137, the unlocking post 140, the linking post 141, the compression spring 142, the locking post 143, the slip rail 150, the illumination lamp 151, the charging receptacle 152, the fixing screw 153, the damping rotation node 154, the stabilizing bar 155, the protector plate 156, the telescopic tilt latch 157, the baffle plate 158, the fitting plate 159, the connecting plate 160, the connecting hole 161, the locking screw 162, the locking nut 163, the fixing pawl 164, the slip block 170, the rotation shaft 171, the fixing connecting groove 172, the fixing groove 173, the T-shaped fixing rail 105, the fixing groove 107, the T-shaped fixing rail 105, the fixing bracket, the fixing plate, the fixing bracket, the fixing plate, the fixing groove, the fixing bracket, the fixing plate, and the fixing plate, the fixing bracket, fixing the fixing bracket, fixing the fixing bracket, fixing the fixing bracket, fixing the fixing bracket, fixing the fixing bracket, fixing the fixing bracket, fixing the, Power pusher 180, control slider 181, sliding groove 182, locking spring 183, support device 950, lifting table device 951, etc., without excluding the possibility of using other terms. These terms are used merely to more conveniently describe and explain the nature of the present invention and they are to be interpreted as any additional limitation which is not in accordance with the spirit of the present invention.

Claims

1. The utility model provides an on-bed lift desk, a serial communication port, including upper fixed plate (101), upper fixed plate (101) are close to wall one side and have set firmly two T type fixed rails (105), T type fixed rail (105) are through a plurality of fixed screw (153) and wall fixed connection, upper fixed plate (101) upside sets firmly and prevents that the unexpected fender (102) that enclose that drops of article, the rear side of upper fixed plate (101) be provided with upper fixed plate (101) and tailstock fixed connector are right upper fixed plate (101) consolidates strutting arrangement (950) of effect, it is provided with lift table device (951) that the personnel of being convenient for go up and down to use to slide on T type fixed rail (105).

2. A lifting desk as claimed in claim 1, wherein: the supporting device (950) comprises an adjusting groove (110) formed in one side, close to the bed tail, of the upper fixing plate (101), a reinforcing rod (103) is connected to the adjusting groove (110) in a sliding mode, the reinforcing rod (103) is far away from the lower side of one end of the upper fixing plate (101), an upper telescopic rod (111) is fixedly arranged on the lower end of the upper telescopic rod (111), a lower telescopic rod (112) is connected to the lower end of the upper telescopic rod (111) in a sliding fit mode, a connecting component used for controlling sliding and fixing of the upper telescopic rod (111) and the lower telescopic rod (112) is arranged between the lower telescopic rod (112) and the upper telescopic rod (111), and a plurality of fixing components used for fixing and reinforcing the lower telescopic rod (112) and a bed tail bed frame are arranged on the lower side of the lower telescopic rod (112).

3. A lifting desk for use on bed as claimed in claim 2, wherein: coupling assembling including set up in go up a plurality of fixed regulation holes (113) of telescopic link (111) one side, be close to on telescopic link (112) down fixed regulation hole (113) one side be provided with a plurality of with fixed regulation hole (113) correspond sliding groove (122) that set up, slide in groove (122) slide be provided with fixed regulation hole (113) sliding fit connection's lock post (120), lock post (120) with through spring elastic connection between sliding groove (122).

4. A lifting desk as claimed in claim 3, wherein: the fixing assembly comprises fixing claws (164) fixedly arranged on two sides of the lower end of the sliding groove (122), the fixing claws (164) are clamped and arranged on two sides of a bed frame of the bed tail, connecting plates (160) are fixedly arranged on the lower sides of the fixing claws (164), connecting holes (161) are formed in the connecting plates (160), locking screws (162) penetrate through the connecting holes (161) jointly, and one end of each locking screw (162) is connected with a locking nut (163) in a threaded mode.

5. A lifting desk as claimed in claim 1, wherein: lift table device (951) is including being located bottom plate (104) of upper fixed plate (101) downside, bottom plate (104) be close to wall one side be provided with sliding fit groove (107) that T type stationary rail (105) sliding fit connects, be provided with the messenger between T type stationary rail (105) bottom plate (104) can steadily reciprocate the stabilizing component, bottom plate (104) downside is provided with the support bottom plate (104) makes bottom plate (104) can bear the supporting component of weight when personnel use.

6. A lifting desk as claimed in claim 5, wherein: the stabilizing assembly comprises two sliding rails (150) arranged on the lower side of the upper fixing plate (101), one of the two ends of each sliding rail (150) is fixedly connected with a T-shaped fixed rail (105), the other end of each sliding rail (150) is fixedly connected with a lower side plate (104), two sliding blocks (170) are arranged on each sliding rail (150) in a sliding mode, a rotating shaft (171) is fixedly arranged on one side of each sliding block (170), a plurality of end-to-end stabilizer bars (155) are arranged between the corresponding rotating shafts (171) in a rotating mode, and the stabilizer bars (155) are connected in a rotating mode through damping rotating nodes (154) and are connected in a rotating mode.

7. A lifting desk as claimed in claim 5, wherein: the support assembly includes a receiving groove (134) provided at a lower side of the lower side plate (104), a fixing rod (135) is fixedly arranged on one side of the accommodating groove (134) far away from the T-shaped fixing rail (105), two ends of the fixed rod (135) are connected with a fixed supporting rod (133) in a rotating fit manner, one side of the accommodating groove (134) close to a person is provided with a sliding through hole (130), a moving groove (137) is arranged on one side of the accommodating groove (134) far away from the personnel, a sliding rod (136) is connected between the moving groove (137) and the sliding through hole (130) in a sliding fit manner, two ends of the sliding rod (136) are connected with a movable supporting rod (132) in a rotating fit manner, the movable supporting rod (132) is connected with the fixed supporting rod (133) through rotating fit, and a fixing and locking assembly which enables the sliding rod (136) and the lower side plate (104) to be fixedly connected to provide stable support is arranged in the sliding rod (136).

8. The elevating desk as set forth in claim 7, wherein: the locking assembly comprises an unlocking column (140) which is arranged at one end of the sliding rod (136) close to the person in a sliding way, the middle part of the sliding rod (136) is provided with a locking column (143) in a sliding way, the locking column (143) is fixedly connected with the unlocking column (140) through a linkage column (141), the lower side of the locking column (143) is elastically connected with the sliding rod (136) through a compression spring (142), the accommodating groove (134) is provided with a plurality of fixing holes (131) which are in sliding fit connection with the locking columns (143), the upper end of the T-shaped fixed rail (105) is provided with a fixed groove (173) which is connected with the sliding rod (136) in a sliding fit way, the upper side of the fixed groove (173) is provided with a fixed connecting groove (172) which is in sliding fit connection with the locking column (143), the lower ends of the T-shaped fixed rails (105) are fixedly provided with fixed stop blocks (106) for preventing the lower side plate (104) from falling.

9. A lifting desk for use on bed as claimed in claim 5, wherein: the periphery of the lower side of the upper fixing plate (101) is fixedly connected with a protection plate (156), a telescopic inclined clamping block (157) is arranged in the protection plate (156) in a sliding mode, the telescopic inclined clamping block (157) is elastically connected with the protection plate (156) through a fixing and locking spring (183), a sliding groove (182) is formed in the upper side of the telescopic inclined clamping block (157), a control sliding block (181) is arranged in the sliding groove (182) in a sliding mode, the control sliding block (181) is in power connection with the protection plate (156) through a power push rod (180), a baffle (158) is fixedly arranged at one end, far away from the T-shaped fixed rail (105), of the upper side of the lower side plate (104) and at one end, far away from a person, of the lower side plate, and a matching clamping plate (159) connected with the telescopic inclined clamping block (157) in a sliding matching mode is fixedly arranged on the baffle (158).

10. A lifting desk for use on bed as claimed in claim 1, wherein: an illuminating lamp (151) for providing illumination for personnel is arranged on the lower side of the upper fixing plate (101), and a charging socket (152) convenient for the personnel to get electricity is further arranged on the upper fixing plate (101).