CN209950844U - Mattress easy to assemble on site - Google Patents

Abstract

The utility model discloses a mattress of easy field assembly, including first mattress, one side contact of first mattress has the second mattress, one side fixed mounting that first mattress is close to the second mattress has a plurality of limiting plates, one side that the second mattress is close to first mattress has seted up a plurality of spacing grooves, the limiting plate clamps with corresponding spacing groove mutually, the groove has all been seted up to the bottom of first mattress and second mattress, the mounting groove has been seted up on the top inner wall of accomodating the groove, install the rotating electrical machines in the mounting groove, the welding has the rotation axis on the output shaft of rotating electrical machines, the fixed cover in the outside of rotation axis is equipped with first gear, two rotation grooves have been seted up on the top inner wall of accomodating the groove, it installs the pivot to rotate the inslot rotation. The utility model discloses the practicality is good, makes things convenient for the equipment of first mattress and second mattress, and the transportation of mattress is made things convenient for in the setting up of universal wheel, can accomodate the universal wheel simultaneously, carries out effectual suggestion after the universal wheel is accomodate to accomplish moreover.

Description

Mattress easy to assemble on site

Technical Field

The utility model relates to a mattress technical field especially relates to a mattress of easy on-the-spot equipment.

Background

The mattress is as daily household utensils for indispensable articles for use in people's life, along with the improvement of people's standard of living, people are more and more high to the requirement of mattress, not only will be comfortable, can satisfy people's diversified requirement moreover, and some mattresses are great at present, transport owner's family to hardly stopping down to some small elevator to present mattress is also heavier, and inconvenient the transport, therefore we have proposed a mattress of easy on-the-spot equipment and are used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a mattress which is easy to assemble on site.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a mattress easy to assemble on site comprises a first mattress, a second mattress is contacted with one side of the first mattress, a plurality of limiting plates are fixedly arranged on one side, close to the second mattress, of the first mattress, a plurality of limiting grooves are formed in one side, close to the first mattress, of the second mattress, the limiting plates are clamped with the corresponding limiting grooves, storage grooves are formed in the bottoms of the first mattress and the second mattress, mounting grooves are formed in the inner walls of the tops of the storage grooves, a rotating motor is mounted in each mounting groove, a rotating shaft is welded on an output shaft of the rotating motor, a first gear is fixedly sleeved on the outer side of each rotating shaft, two rotating grooves are formed in the inner walls of the tops of the storage grooves, rotating shafts are mounted in the rotating grooves, a chain wheel is fixedly sleeved on the outer side of each rotating shaft, the outer sides of two chain wheels in the same storage groove are meshed with the same chain, and a second gear is fixedly sleeved on the outer side of one of, the second gear is meshed with the corresponding first gear, the inner walls of two sides of the containing groove are provided with the same containing plate in a sliding way, the top of the containing plate is provided with two threaded holes, the outer side of the rotating shaft is provided with external threads, the external threads on the rotating shaft are in threaded connection with the threaded holes, the inner walls of two sides of the containing groove are both welded with baffle plates, the bottom of the containing plate is welded with two vertical plates, the bottoms of the vertical plates are provided with two universal wheels in a rolling way, the two sides of the bottom of the first mattress are respectively and fixedly provided with a first supporting plate and a second supporting plate, the two sides of the bottom of the second mattress are respectively and fixedly provided with a third supporting plate and a fourth supporting plate, one side of the second supporting plate close to the third supporting plate is provided with a moving plate in a sliding way, one side of, a plurality of wedge grooves have been seted up at the top of bottom plate, a plurality of wedge and a plurality of wedge groove one-to-one set up, fixed mounting has a plurality of springs between the top of movable plate and the bottom of first mattress, the bottom fixed mounting of first mattress has two traction levers, the welding has two links between two traction levers, the top fixed mounting of movable plate has the connecting band, the top fixed mounting of connecting band has the couple, couple and the link looks joint that is located the below, fixed mounting has first insulation pole on accomodating the top inner wall in groove, the bottom fixed mounting of first insulation pole has first conducting block, two top one sides that the board kept away from each other all fixed mounting have the second insulator spindle, the top fixed mounting of second insulator spindle has the second conducting block, the grudging has been seted up at the top of second conducting block, the bottom of first conducting block extends to the grudging inslot.

Preferably, the first switch is installed on the side where the second support plate and the third support plate are far away from each other.

Preferably, a storage battery, a second switch and an alarm are further arranged in the accommodating groove, and the first conductive block, the second conductive block, the storage battery, the second switch and the alarm are sequentially connected in series to form a loop.

Preferably, the number of the limiting plates is four to six, and the four to six limiting plates are arranged at equal intervals.

Preferably, the side wall of the limiting groove is provided with a sealing ring, and the limiting plate is in sliding sealing contact with the inner side of the corresponding sealing ring.

Preferably, the top welding of rotating electrical machines has the mounting panel, and rotating electrical machines passes through the mounting panel screw thread to be fixed in on the top inner wall of mounting groove.

Preferably, the first gear and the second gear have the same size.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the first mattress and the second mattress are jointed through the matching of a first mattress, a second mattress, a limiting plate, a limiting groove, a containing groove, a mounting groove, a rotating motor, a rotating shaft, a first gear, a rotating groove, a rotating shaft, a chain, a second gear, a containing plate, a threaded hole, a baffle, a vertical plate, a universal wheel, a first supporting plate, a second supporting plate, a third supporting plate, a fourth supporting plate, a moving plate, a connecting plate, a wedge block, a bottom plate, a wedge groove, a spring, a traction rod, a hanging ring, a connecting belt, a hook, a first insulating rod, a first conducting block, a second insulating rod, a second conducting block and a vertical groove, so that the limiting plate is clamped into the limiting groove, the connecting belt is pulled to separate the hook from the moving plate in the hanging ring above, the spring drives the moving plate to move due to the elasticity of the spring to drive the connecting plate to move, and the connecting plate drives the, then the hook is clamped into the hanging ring positioned below, and the wedge-shaped block is clamped into the corresponding wedge-shaped groove, so that the first mattress and the second mattress can be conveniently assembled, and the mattress can be conveniently plugged into an elevator after being split into the first mattress and the second mattress;

(2) the universal wheels are arranged to facilitate transportation of the mattress, when the first mattress and the second mattress are combined, the first switch is pressed at the moment, the first switch drives the rotating motor, the output shaft of the rotating motor drives the rotating shaft to rotate, the rotating shaft drives the first gear to rotate, the first gear drives the second gear to rotate, the second gear drives one of the two rotating shafts in the same accommodating groove to rotate, due to the arrangement of the chain wheel and the chain, the other rotating shaft also rotates, the external threads on the rotating shaft are in threaded connection with the threaded holes, so that the accommodating plate is driven to move, the accommodating plate drives the vertical plate to move, and the vertical plate drives the universal wheels to move, so that the accommodating of the universal wheels is facilitated;

(3) accomodate the board simultaneously and drive the second conducting block and remove, the second conducting block drives vertical groove and removes for in first conducting block card goes into vertical groove, and second switch, battery, first conducting block, second conducting block and alarm bell have constituted a return circuit this moment, make alarm bell carry out the police dispatch newspaper, and the suggestion universal wheel has received the completion, only need close first switch, then the suggestion of alarm bell is closed to the rethread second switch.

The utility model discloses the practicality is good, makes things convenient for the equipment of first mattress and second mattress, and the transportation of mattress is made things convenient for in the setting up of universal wheel, can accomodate the universal wheel simultaneously, carries out effectual suggestion after the universal wheel is accomodate to accomplish moreover.

Drawings

Fig. 1 is a schematic structural view of a mattress easy to assemble on site according to the present invention;

FIG. 2 is a schematic structural view of part A of a mattress according to the present invention, which is easy to assemble on site;

fig. 3 is a schematic structural diagram of a part B of a mattress easy to assemble on site according to the present invention.

In the figure: 1 first mattress, 2 second mattress, 3 limiting plates, 4 spacing grooves, 5 accommodating grooves, 6 installing grooves, 7 rotating motors, 8 rotating shafts, 9 first gears, 10 rotating grooves, 11 rotating shafts, 12 chain wheels, 13 chains, 14 second gears, 15 accommodating plates, 16 threaded holes, 17 baffle plates, 18 vertical plates, 19 universal wheels, 20 first supporting plates, 21 second supporting plates, 22 third supporting plates, 23 fourth supporting plates, 24 moving plates, 25 connecting plates, 26 wedge-shaped blocks, 27 bottom plates, 28 wedge-shaped grooves, 29 springs, 30 draw bars, 31 hanging rings, 32 connecting bands, 33 hooks, 34 first insulating rods, 35 first conductive blocks, 36 second insulating rods, 37 second conductive blocks and 38 vertical grooves.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a mattress easy to assemble on site comprises a first mattress 1, a second mattress 2 is contacted with one side of the first mattress 1, a plurality of limiting plates 3 are fixedly installed on one side of the first mattress 1 close to the second mattress 2, a plurality of limiting grooves 4 are arranged on one side of the second mattress 2 close to the first mattress 1, the limiting plates 3 are clamped with the corresponding limiting grooves 4, accommodating grooves 5 are respectively arranged at the bottoms of the first mattress 1 and the second mattress 2, a mounting groove 6 is arranged on the inner wall of the top of each accommodating groove 5, a rotating motor 7 is installed in each mounting groove 6, a rotating shaft 8 is welded on the output shaft of each rotating motor 7, a first gear 9 is fixedly sleeved on the outer side of each rotating shaft 8, two rotating grooves 10 are arranged on the inner wall of the top of each accommodating groove 5, a rotating shaft 11 is rotatably installed in each rotating groove 10, a chain wheel 12 is fixedly sleeved on the outer side of each rotating shaft 11, the outer sides of two chain wheels 12 in the same, a second gear 14 is fixedly sleeved on the outer side of one rotating shaft 11 of the two rotating shafts 11 in the same accommodating groove 5, the second gear 14 is meshed with the corresponding first gear 9, the inner walls of the two sides of the accommodating groove 5 are slidably provided with the same accommodating plate 15, the top of the accommodating plate 15 is provided with two threaded holes 16, the outer side of the rotating shaft 11 is provided with external threads, the external threads on the rotating shaft 11 are in threaded connection with the threaded holes 16, the inner walls of the two sides of the accommodating groove 5 are both welded with baffle plates 17, the bottom of the accommodating plate 15 is welded with two vertical plates 18, the bottom of the vertical plates 18 is provided with two universal wheels 19 in a rolling manner, the two sides of the bottom of the first mattress 1 are respectively and fixedly provided with a first supporting plate 20 and a second supporting plate 21, the two sides of the bottom of the second mattress 2 are respectively and fixedly provided with a third supporting plate 22 and a fourth supporting plate 23, a bottom plate 27 is welded on one side of the third support plate 22 close to the second support plate 21, a connecting plate 25 is welded on the bottom of the moving plate 24, a plurality of wedge-shaped blocks 26 are fixedly mounted at the bottom of the connecting plate 25, a plurality of wedge-shaped grooves 28 are formed in the top of the bottom plate 27, the wedge-shaped blocks 26 and the wedge-shaped grooves 28 are arranged in a one-to-one correspondence manner, a plurality of springs 29 are fixedly mounted between the top of the moving plate 24 and the bottom of the first mattress 1, two traction rods 30 are fixedly mounted at the bottom of the first mattress 1, two hanging rings 31 are welded between the two traction rods 30, a connecting belt 32 is fixedly mounted at the top of the moving plate 24, a hook 33 is fixedly mounted at the top of the connecting belt 32, the hook 33 is clamped with the hanging ring 31 located below, a first insulating rod 34 is fixedly mounted on the inner wall of the top of the accommodating groove 5, a first conductive block 35 is fixedly mounted at, the top of the second insulating rod 36 is fixedly provided with a second conductive block 37, the top of the second conductive block 37 is provided with a vertical groove 38, the bottom of the first conductive block 35 extends into the vertical groove 38, and the first conductive block 35 passes through the first mattress 1, the second mattress 2, the limit plate 3, the limit groove 4, the accommodating groove 5, the mounting groove 6, the rotating motor 7, the rotating shaft 8, the first gear 9, the rotating groove 10, the rotating shaft 11, the chain wheel 12, the chain 13, the second gear 14, the accommodating plate 15, the threaded hole 16, the baffle 17, the vertical plate 18, the universal wheel 19, the first support plate 20, the second support plate 21, the third support plate 22, the fourth support plate 23, the moving plate 24, the connecting plate 25, the wedge block 26, the bottom plate 27, the wedge groove 28, the spring 29, the traction rod 30, the hanging ring 31, the connecting belt 32, the hook 33, the first insulating rod 34, the first conductive block 35, the second insulating rod 36, the second conductive block 37 and the, the first mattress 1 and the second mattress 2 are attached, the limiting plate 3 is clamped into the limiting groove 4, the connecting belt 32 is pulled at the moment, the hook 33 is separated from the hanging ring 31 positioned above, the spring 29 drives the moving plate 24 to move due to the elasticity of the spring, the moving plate 24 drives the connecting plate 25 to move, the connecting plate 25 drives the wedge block 26 to move, the hook 33 is clamped into the hanging ring 31 positioned below, the wedge block 26 is clamped into the corresponding wedge groove 28 at the moment, the first mattress 1 and the second mattress 2 are convenient to assemble, and the first mattress 1 and the second mattress 2 can be conveniently plugged into an elevator after being split; the universal wheels 19 are arranged to facilitate transportation of the mattress, when the first mattress 1 and the second mattress 2 are combined, the first switch is pressed at the moment, the first switch drives the rotating motor 7, the output shaft of the rotating motor 7 drives the rotating shaft 8 to rotate, the rotating shaft 8 drives the first gear 9 to rotate, the first gear 9 drives the second gear 14 to rotate, the second gear 14 drives one rotating shaft 11 of the two rotating shafts 11 in the same accommodating groove 5 to rotate, due to the arrangement of the chain wheel 12 and the chain 13, the other rotating shaft 11 also rotates, the external threads on the rotating shafts 11 are in threaded connection with the threaded holes 16, so that the accommodating plate 15 is driven to move, the accommodating plate 15 drives the vertical plates 18 to move, the vertical plates 18 drive the universal wheels 19 to move, and the accommodating of the universal wheels 19 is facilitated; accomodate board 15 simultaneously and drive second conducting block 37 and remove, second conducting block 37 drives the riser 38 and removes, makes first conducting block 35 card go into in the riser 38, the second switch this moment, the battery, first conducting block 35, second conducting block 37 and alarm bell have constituted a return circuit, makes the alarm bell carry out the police dispatch newspaper, and suggestion universal wheel 19 has received the completion, only needs to close first switch, then the suggestion that the alarm bell was closed to the rethread second switch, the utility model discloses the practicality is good, makes things convenient for the equipment of first mattress 1 and second mattress 2, and the transportation of mattress is made things convenient for in the setting of universal wheel 19, can accomodate universal wheel 19 simultaneously, carries out effectual suggestion after accomodating the completion at universal wheel 19 moreover.

The utility model discloses in, first switch is all installed to one side that second backup pad 21 and third backup pad 22 kept away from each other, it still is equipped with the battery to accomodate in the groove 5, second switch and alarm, and first conducting block 35, second conducting block 37, the battery, second switch and alarm establish ties in proper order and constitute a return circuit, the quantity of limiting plate 3 is four to six, and four to six limiting plate 3 equidistant intervals set up, install the sealing washer on the lateral wall of spacing groove 4, and the inboard sliding seal contact of limiting plate 3 and corresponding sealing washer, the welding of the top of rotating electrical machines 7 has the mounting panel, and rotating electrical machines 7 is fixed in on the top inner wall of mounting groove 6 through the mounting panel screw thread, first gear 9 and second gear 14's specification is the same, through first mattress 1, second mattress 2, limiting plate 3, spacing groove 4, accomodate groove 5, mounting groove 6, rotating electrical machines 7, The first mattress 1 and the second mattress 2 are attached to each other by matching the rotating shaft 8, the first gear 9, the rotating groove 10, the rotating shaft 11, the sprocket 12, the chain 13, the second gear 14, the storage plate 15, the threaded hole 16, the baffle 17, the vertical plate 18, the universal wheel 19, the first support plate 20, the second support plate 21, the third support plate 22, the fourth support plate 23, the moving plate 24, the connecting plate 25, the wedge-shaped block 26, the bottom plate 27, the wedge-shaped groove 28, the spring 29, the traction rod 30, the hanging ring 31, the connecting belt 32, the hook 33, the first insulating rod 34, the first conductive block 35, the second insulating rod 36, the second conductive block 37 and the vertical groove 38, so that the limiting plate 3 is clamped into the limiting groove 4, the connecting belt 32 is pulled at the moment, the hook 33 is separated from the hanging ring 31 positioned above, the spring 29 drives the moving plate 24 to move due to the elasticity of the spring 29, the moving plate, the connecting plate 25 drives the wedge-shaped block 26 to move, the hook 33 is clamped into the hanging ring 31 positioned below, the wedge-shaped block 26 is clamped into the corresponding wedge-shaped groove 28 at the moment, the first mattress 1 and the second mattress 2 are conveniently assembled, and the mattress is conveniently plugged into an elevator after being disassembled into the first mattress 1 and the second mattress 2; the universal wheels 19 are arranged to facilitate transportation of the mattress, when the first mattress 1 and the second mattress 2 are combined, the first switch is pressed at the moment, the first switch drives the rotating motor 7, the output shaft of the rotating motor 7 drives the rotating shaft 8 to rotate, the rotating shaft 8 drives the first gear 9 to rotate, the first gear 9 drives the second gear 14 to rotate, the second gear 14 drives one rotating shaft 11 of the two rotating shafts 11 in the same accommodating groove 5 to rotate, due to the arrangement of the chain wheel 12 and the chain 13, the other rotating shaft 11 also rotates, the external threads on the rotating shafts 11 are in threaded connection with the threaded holes 16, so that the accommodating plate 15 is driven to move, the accommodating plate 15 drives the vertical plates 18 to move, the vertical plates 18 drive the universal wheels 19 to move, and the accommodating of the universal wheels 19 is facilitated; accomodate board 15 simultaneously and drive second conducting block 37 and remove, second conducting block 37 drives the riser 38 and removes, makes first conducting block 35 card go into in the riser 38, the second switch this moment, the battery, first conducting block 35, second conducting block 37 and alarm bell have constituted a return circuit, makes the alarm bell carry out the police dispatch newspaper, and suggestion universal wheel 19 has received the completion, only needs to close first switch, then the suggestion that the alarm bell was closed to the rethread second switch, the utility model discloses the practicality is good, makes things convenient for the equipment of first mattress 1 and second mattress 2, and the transportation of mattress is made things convenient for in the setting of universal wheel 19, can accomodate universal wheel 19 simultaneously, carries out effectual suggestion after accomodating the completion at universal wheel 19 moreover.

The working principle is as follows: in use, the first mattress 1 is attached to the second mattress 2, the limit plate 3 is clamped into the limit groove 4, the connecting belt 32 is pulled at the moment, the hook 33 is separated from the hanging ring 31 positioned above, the spring 29 drives the moving plate 24 to move due to the elasticity of the spring, the moving plate 24 drives the connecting plate 25 to move, the connecting plate 25 drives the wedge-shaped block 26 to move, the hook 33 is clamped into the hanging ring 31 positioned below, the wedge-shaped block 26 is clamped into the corresponding wedge-shaped groove 28 at the moment, the first mattress 1 and the second mattress 2 are convenient to assemble, the mattress is convenient to be plugged into an elevator after being disassembled into the first mattress 1 and the second mattress 2, the universal wheels 19 are convenient to transport the mattress, when the first mattress 1 and the second mattress 2 are assembled, the first switch is pressed at the moment, the first switch drives the rotating motor 7, the output shaft of the rotating motor 7 drives the rotating shaft 8 to rotate, the rotating shaft 8 drives the first gear 9 to rotate, the first gear 9 drives the second gear 14 to rotate, the second gear 14 drives one of the two rotating shafts 11 in the same accommodating groove 5 to rotate, due to the arrangement of the chain wheel 12 and the chain 13, the other rotating shaft 11 also rotates, the external thread on the rotating shaft 11 is in threaded connection with the threaded hole 16, so as to drive the accommodating plate 15 to move, the accommodating plate 15 drives the vertical plate 18 to move, the vertical plate 18 drives the universal wheel 19 to move, so as to facilitate the accommodating of the universal wheel 19, meanwhile, the accommodating plate 15 drives the second conductive block 37 to move, the second conductive block 37 drives the vertical groove 38 to move, so that the first conductive block 35 is clamped in the vertical groove 38, at the moment, the second switch, the storage battery, the first conductive block 35, the second conductive block 37 and the alarm bell form a loop, so that the alarm is given to prompt that the universal wheel 19 is accommodated, the first switch is only needed to be closed, and then the alarm bell is closed through the second switch.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (4)

1. The utility model provides a mattress easy for on-site assembly, including first mattress (1), a serial communication port, one side contact of first mattress (1) has second mattress (2), one side fixed mounting that first mattress (1) is close to second mattress (2) has a plurality of limiting plate (3), one side that second mattress (2) is close to first mattress (1) has seted up a plurality of spacing groove (4), limiting plate (3) clamp mutually with corresponding spacing groove (4), accomodate groove (5) have all been seted up to the bottom of first mattress (1) and second mattress (2), seted up mounting groove (6) on the top inner wall of accomodating groove (5), install rotating electrical machines (7) in mounting groove (6), the welding has rotation axis (8) on the output shaft of rotating electrical machines (7), the outside fixed cover of rotation axis (8) is equipped with first gear (9), accomodate and seted up two rotation groove (10) on the top inner wall of groove (5), a rotating shaft (11) is rotatably installed in a rotating groove (10), a chain wheel (12) is fixedly sleeved on the outer side of the rotating shaft (11), a second gear (14) is fixedly sleeved on the outer side of two chain wheels (12) in the same accommodating groove (5) in a meshed mode, a same chain (13) is arranged on the outer side of one rotating shaft (11) in the two rotating shafts (11) in the same accommodating groove (5) in a meshed mode, the second gear (14) is meshed with a corresponding first gear (9), a same accommodating plate (15) is slidably installed on the inner walls of the two sides of the accommodating groove (5), two threaded holes (16) are formed in the top of the accommodating plate (15), external threads are formed in the outer side of the rotating shaft (11), the external threads on the rotating shaft (11) are in threaded connection with the threaded holes (16), baffle plates (17) are welded on the inner walls of the two sides of the accommodating groove (5), two vertical plates (18, two universal wheels (19) are installed at the bottom of a vertical plate (18) in a rolling mode, a first supporting plate (20) and a second supporting plate (21) are respectively and fixedly installed on two sides of the bottom of a first mattress (1), a third supporting plate (22) and a fourth supporting plate (23) are respectively and fixedly installed on two sides of the bottom of a second mattress (2), a moving plate (24) is installed on one side, close to the third supporting plate (22), of the second supporting plate (21) in a sliding mode, a bottom plate (27) is welded on one side, close to the second supporting plate (21), of the third supporting plate (22), a connecting plate (25) is welded at the bottom of the moving plate (24), a plurality of wedge blocks (26) are fixedly installed at the bottom of the connecting plate (25), a plurality of wedge grooves (28) are formed in the top of the bottom plate (27), the plurality of wedge blocks (26) are arranged in one-to-one correspondence with the plurality of wedge grooves (28), a plurality, bottom fixed mounting of first mattress (1) has two traction rods (30), the welding has two link (31) between two traction rods (30), the top fixed mounting of movable plate (24) has connecting band (32), the top fixed mounting of connecting band (32) has couple (33), couple (33) and link (31) looks joint that is located the below, fixed mounting has first insulator spindle (34) on the top inner wall of accomodating groove (5), the bottom fixed mounting of first insulator spindle (34) has first conducting block (35), the equal fixed mounting in top one side that two accomodating boards (15) kept away from each other has second insulator spindle (36), the top fixed mounting of second insulator spindle (36) has second conducting block (37), found groove (38) has been seted up at the top of second conducting block (37), the bottom of first conducting block (35) extends to in standing groove (38), first switch is all installed to the one side that second backup pad (21) and third backup pad (22) kept away from each other The storage battery, the second switch and the alarm are further arranged in the storage groove (5), the first conductive block (35), the second conductive block (37), the storage battery, the second switch and the alarm are sequentially connected in series and form a loop, the number of the limiting plates (3) is four to six, and the four to six limiting plates (3) are arranged at equal intervals.

2. An easily field-assembled mattress according to claim 1, characterised in that the side walls of the restraining groove (4) are fitted with sealing rings and the restraining plate (3) is in sliding sealing contact with the inside of the corresponding sealing ring.

3. An easily field-assembled mattress according to claim 1, characterized in that the top of the rotary motor (7) is welded with a mounting plate, and the rotary motor (7) is screwed on the top inner wall of the mounting groove (6) through the mounting plate.

4. An easy field assembly mattress according to claim 1, characterized in that the first gear wheel (9) and the second gear wheel (14) are of the same size.

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