CN115670839A

CN115670839A - Obstetrical medical bed

Info

Publication number: CN115670839A
Application number: CN202310010686.1A
Authority: CN
Inventors: 庞文文; 郑宗杰; 王玉洁
Original assignee: Affiliated Hospital of Weifang Medical University
Current assignee: Affiliated Hospital of Weifang Medical University
Priority date: 2023-01-05
Filing date: 2023-01-05
Publication date: 2023-02-03
Anticipated expiration: 2043-01-05
Also published as: CN115670839B

Abstract

The invention relates to the technical field of medical beds, in particular to an obstetrical medical bed, which comprises a rectangular bed body, wherein one end of the bed body along the length direction is a bed head, the other end of the bed body is a bed tail, two leg supports are arranged at one end of the bed body close to the bed tail in parallel along the width direction, two sides of the bed body along the width direction are respectively and fixedly provided with a supporting plate, two connecting rods which are arranged in parallel are hinged between the supporting plates and the corresponding leg supports, and a first electric push rod for driving the connecting rods to rotate is hinged between the supporting plates and one of the connecting rods; when a pregnant woman lies on the bed body, the first electric push rod drives the supporting plate to rotate towards one side close to the bed tail and to be lowered to be equal to the height of the bed body, and then the pregnant woman can easily place legs on the supporting plate; drive the layer board through first electric putter afterwards and rotate and rise to the one side that is close to the head of a bed, the layer board upwards props up pregnant woman's shank, need not medical personnel's supplementary pregnant woman and places the shank on the layer board, alleviateed medical personnel's work burden greatly.

Description

Obstetrical medical bed

Technical Field

The invention relates to the technical field of medical beds, in particular to an obstetrical medical bed.

Background

In obstetrical diagnosis and treatment, a lithotomy position is often required to be placed on a patient to provide a visual field and an operation space. For example, a utility model patent with application number CN201620195746.7 discloses a lithotomy position gynecological examination bed convenient for nursing, which comprises a bed board, bed legs, universal wheels, a pillow, a base, a bolt hole a, a transfusion support rod, a bolt rod B, a hook, a bolt hole C, a leg frame, a telescopic rod, a bracket, a bolt rod D, a protection pad, an antifouling protection layer, a storage box and a partition board, wherein the leg frame is composed of the telescopic rod, the bracket and the bolt rod D; scalable pole includes first telescopic link and sets up the second telescopic link in first telescopic link the inside, is provided with the bracket in the upper end of second telescopic link, is provided with the shank of bolt D who matches each other with bolt hole C at the lower extreme of first telescopic link, and shank of bolt D and bolt hole C carry out fixed connection through the screw thread, raise the formation lithotomy position with pregnant woman's shank through the bracket.

The height of a bracket of an existing lithotomy position examination bed for supporting legs is generally higher than the top of the examination bed, however, when a pregnant woman who is inconvenient to move or weak in constitution is used, medical staff is needed to assist the pregnant woman to lift the legs, and then the legs can be placed on the bracket, so that the workload of the medical staff is increased.

Disclosure of Invention

The invention aims to provide an obstetrical medical bed which is convenient for a pregnant woman to place legs on a supporting plate and can automatically support the legs of the pregnant woman upwards so as to solve the technical problem that the conventional lithotomy position examination bed needs medical staff to assist the pregnant woman to place the legs on a bracket.

In order to solve the technical problems, the technical scheme of the invention is as follows: the utility model provides an obstetrical department's medical bed, includes the rectangular bed body, the bed body is the head of a bed, the other end is the tailstock along length direction's one end, the bed body is close to the one end of tailstock is equipped with two shank supports along width direction side by side, the bed body has the backup pad along width direction's both sides fixed mounting respectively, the backup pad is with corresponding articulated between the shank support have two connecting rods of parallel arrangement, backup pad and one of them it has and is used for driving still to articulate between the connecting rod pivoted electric putter.

As the preferred technical scheme, the leg support comprises a supporting seat, an arc-shaped supporting plate driven to rise or fall by a second electric push rod is movably mounted above the supporting seat, a vertically extending guide rod is fixedly mounted on the supporting plate, a guide hole matched with the guide rod is formed in the supporting seat, and two ends of a connecting rod are respectively hinged to the supporting plate and the supporting seat.

As a further improvement, a box body with an opening facing the bed tail is fixedly installed at the bottom of the bed body, the top of the box body is sealed by the bed body, a vertically extending telescopic column is installed at the bottom of the box body, and a base is installed at the lower end of the telescopic column; be located in the box the bottom fixed mounting of the bed body has the slide rail, the slide rail is followed the length direction of the bed body extends, slidable mounting has the slide that removes by power unit drive on the slide rail, fixed mounting has the edge on the slide the installation axle that the width direction of the bed body extends, install the epaxial rotation of installation and install by third electric putter drive pivoted connecting plate, the connecting plate is kept away from the one end of installation axle is towards the tailstock extends, fixed mounting has on the connecting plate and is located two shank layer board between the shank support.

As a further improvement, a ratchet wheel is coaxially and fixedly installed on the installation shaft, a pawl matched with the ratchet wheel is installed on the connecting plate in a rotating mode, a torsion spring enabling the pawl to be meshed with the ratchet wheel is connected between the pawl and the connecting plate, and when the pawl is meshed with the ratchet wheel, the ratchet wheel limits the pawl and the connecting plate to rotate downwards.

As a further improvement, a vertical plate is fixedly mounted at the bottom of the sliding seat, one end of a third electric push rod is hinged to the vertical plate, a connecting shaft extending along the width direction of the bed body is fixedly mounted at the other end of the third electric push rod, and a waist hole matched with the connecting shaft is formed in the connecting plate; an adjusting plate is movably mounted on the connecting plate, one end of the adjusting plate is rotatably connected to the connecting plate through a shaft pin, and a steel wire rope for pulling the pawl to be separated from the ratchet wheel is connected between the adjusting plate and the pawl; one end of the adjusting plate, which is far away from the shaft pin, is provided with a waist-shaped hole matched with the connecting shaft, and the connecting shaft moves along the waist-shaped hole and drives the adjusting plate to rotate around the shaft pin.

As a further improvement, the riser with still articulated between the connecting plate have and be used for promoting the connecting plate pivoted spring support pole that makes progress, fixed mounting on the slide with connecting plate assorted limiting plate, work as the connecting plate with when the bottom of limiting plate contacted, the upper surface of shank layer board with the upper surface parallel and level of the bed body.

As a further improvement, the one end of box be equipped with be used for with the oral area confined apron of box, the lower extreme of apron rotates to be connected on the box, the apron is kept away from one side of box is rotated and is installed the bucket seat, demountable installation has the filth bucket in the bucket seat, be close to on the bed body the one end of tailstock is equipped with the arc breach, works as the apron rotates to vertical state and will when the oral area of box seals, the apron drives the filth bucket rotates extremely under the arc breach.

As a further improvement, an auxiliary plate is fixedly mounted at the bottom of the box body, a support shaft extending along the width direction of the bed body is fixedly mounted on the auxiliary plate, and a rotating sleeve matched with the support shaft is arranged at the lower end of the cover plate; one side fixed mounting that the apron is kept away from the box has the articulated slab, the bucket seat passes through first articulated shaft and rotates to be installed on the articulated slab.

As a further improvement, a rotating shaft driven to rotate by a fourth electric push rod is further rotatably mounted on the auxiliary plate, the rotating shaft is parallel to the supporting shaft, a swing arm is fixedly mounted on the rotating shaft, one end, far away from the rotating shaft, of the swing arm is rotatably connected to the barrel seat through a second hinge shaft, and a perpendicular line between the first hinge shaft and the supporting shaft is parallel to a perpendicular line between the second hinge shaft and the rotating shaft.

After the technical scheme is adopted, the invention has the beneficial effects that:

(1) When a pregnant woman lies on the bed body, the first electric push rod drives the supporting plate to rotate towards one side close to the bed tail and to be lowered to be equal to the height of the bed body, and then the pregnant woman can easily place legs on the supporting plate; then, the supporting plate is driven by the first electric push rod to rotate to one side close to the bed head and rise, the supporting plate supports the shanks of the pregnant women upwards, medical staff do not need to assist the pregnant women to place the legs on the supporting plate, and the workload of the medical staff is greatly reduced;

(2) After the support plate supports the legs of the pregnant woman, the support plate can be driven to further rise or fall through the extension of the second electric push rod, so that the height for supporting the legs of the pregnant woman can be adjusted, the support plate is convenient to match with the pregnant women with different body types, and the applicability is good;

(3) When a pregnant woman lies on the bed body, the leg supporting plate is driven by the power mechanism to extend out of the outer side of the right end of the bed body, and the leg supporting plate is driven by the third electric push rod to be lifted to be flush with the upper surface of the bed body, so that the situation that the legs of the pregnant woman are suspended when the pregnant woman lies on the bed body is avoided, and the comfort level is high;

(4) According to the pregnant woman leg transfer bed, after a pregnant woman transfers legs to a support plate from a leg support plate, the leg support plate is driven to be lowered through the third electric push rod, and the leg support plate is driven to be retracted into the bottom of the bed body and the box body through the power mechanism, so that medical staff can observe the body part of the pregnant woman from the tail of the bed in a short distance;

(5) When the leg supporting plate rises to the position that the upper surface of the leg supporting plate is flush with the upper surface of the bed body, the third electric push rod drives the connecting shaft to move to the high end of the waist hole, meanwhile, the connecting shaft drives the adjusting plate to rotate anticlockwise and upwards around the pivot pin, so that the steel wire rope is loosened, the torsion spring drives the pawl to be meshed with the ratchet wheel, the leg supporting plate and the connecting plate are prevented from rotating downwards under the action of gravity to injure medical workers when the third electric push rod breaks down, and safety is high;

(6) This application is after the box is received to the shank layer board, rotates the oral area of apron with the box and seals, and the apron drives the filth bucket simultaneously and rotates under the arc breach to collect medical waste and the waste liquid to the pregnant woman lower part of the body cleaning and disinfecting through the filth bucket.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the description of the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic top view of FIG. 1;

FIG. 3 is a schematic structural diagram of a support plate according to an embodiment of the present invention;

FIG. 4 is a schematic structural view of a leg support according to an embodiment of the present invention;

FIG. 5 is a schematic illustration of an embodiment of the present invention with the pallet raised;

FIG. 6 isbase:Sub>A schematic cross-sectional view A-A of FIG. 1;

FIG. 7 is an enlarged schematic view of the carriage of FIG. 6;

FIG. 8 is a schematic cross-sectional view B-B of FIG. 6;

FIG. 9 is a schematic cross-sectional view of C-C of FIG. 6;

FIG. 10 is a schematic structural diagram of a connecting plate according to an embodiment of the invention;

FIG. 11 is a schematic view of a regulating plate according to an embodiment of the present invention;

FIG. 12 is a schematic view of the pawl disengaged from the ratchet gear in accordance with an embodiment of the present invention;

FIG. 13 is a schematic view of a leg rest of an embodiment of the present invention retracted into the housing;

FIG. 14 is an enlarged schematic view of the cover plate of FIG. 13;

FIG. 15 is a schematic view of a cover plate of an embodiment of the present invention closing the mouth of the case;

FIG. 16 is a schematic right view of FIG. 15;

FIG. 17 is an enlarged view of a portion I of FIG. 7;

fig. 18 is a partially enlarged view of the portion ii in fig. 9.

In the figure: 1-bed body; 2-bed head; 3-bed tail; 4-a leg support; 5-a supporting seat; 6-a second electric push rod; 7-a support block; 8-a guide rod; 9-a support plate; 10-a connecting rod; 11-a first electric push rod; 12-a fixing plate; 13-a box body; 14-a telescopic column; 15-a base; 16-a slide rail; 17-a slide; 18-a motor; 19-a lead screw; 20-mounting the shaft; 21-a third electric push rod; 22-a connecting plate; 23-a leg rest; 24-a ratchet wheel; 25-a pawl; 26-torsion spring; 27-a riser; 28-a first articulated seat; 29-a connecting shaft; 30-waist hole; 31-an adjusting plate; 32-axis pin; 33-a connecting portion; 34-a steel wire rope; 35-kidney shaped hole; 36-a limiting plate; 37-a cover plate; 38-a bucket seat; 39-a waste bucket; 40-arc notch; 41-an auxiliary plate; 42-supporting shaft; 43-a mounting portion; 44-a rotating sleeve; 45-hinged plate; 46-a first articulated shaft; 47-a pallet; 48-fourth electric push rod; 49-a rotating shaft; 50-a swing arm; 51-a second articulated shaft; 52-third hinge mount; 53-a fourth articulated seat; 54-spring support rods; 55-a second articulated seat; 56-a first pin; 57-second pin.

Detailed Description

As shown in fig. 1 to 16, an obstetric medical bed comprises a rectangular bed body 1, the bed body 1 extends left and right, the left end of the bed body 1 is a bed head 2, and the right end is a bed tail 3. Two leg supports 4 are arranged at one end of the bed body 1 close to the bed tail 3 in a front-back parallel mode along the width direction, specifically, each leg support 4 comprises a supporting seat 5, an arc-shaped supporting plate 47 which is driven to rise or fall by a second electric push rod 6 is movably mounted above the supporting seat 5, the supporting plate 47 is used for supporting the shanks of pregnant women, a through groove which is vertically arranged is formed in the supporting seat 5, a supporting block 7 is mounted in the through groove through a bolt, the main body of the second electric push rod 6 is mounted at the bottom of the supporting block 7 through a bolt, and a push rod of the second electric push rod 6 upwards penetrates through the supporting block 7 and is mounted at the bottom of the supporting plate 47 through a bolt; the bottom welding of layer board 47 has vertical extension's guide bar 8, is equipped with on the supporting shoe 7 with 8 assorted guiding holes of guide bar, can improve the stability that layer board 47 reciprocated.

Two sides of the bed body 1 in the width direction are respectively and fixedly provided with a support plate 9, as shown in fig. 1, 2 and 6, the two support plates 9 are respectively arranged at the front side and the rear side of the bottom of the right end of the bed body 1 through bolts; as shown in fig. 3, two parallel connecting rods 10 are hinged between the supporting plate 9 and the corresponding leg support 4, one end of each connecting rod 10 is hinged on the supporting plate 9 through a first pin 56, and the other end is hinged on the supporting seat 5 through a second pin 57, the two connecting rods 10 in this embodiment are located in the same plane, so that the supporting plate 47 keeps a fixed angle when rotating, preferably, the supporting plate 47 is horizontally arranged or one end of the supporting plate 47 far away from the bed head 2 is slightly inclined downwards, so that the legs of the pregnant woman can be effectively prevented from sliding off from the supporting plate 47 to the side close to the body. A first electric push rod 11 for driving the connecting rods 10 to rotate is further hinged between the supporting plate 9 and one of the connecting rods 10, a fixing plate 12 is mounted on one of the connecting rods 10 through a bolt, one end of the first electric push rod 11 is hinged on the supporting plate 9, and the other end of the first electric push rod 11 is hinged on the fixing plate 12.

When the first electric push rod 11 is retracted, the two connecting rods 10 can be driven to synchronously rotate, specifically, when the first electric push rod 11 is retracted, the connecting rods 10 are driven to clockwise rotate around the first pin shaft 56, and the connecting rods 10 drive the supporting plate 47 to rotate towards one side close to the bed tail 3 and lower; when the first electric push rod 11 is extended, the connecting rod 10 is driven to rotate anticlockwise around the first pin shaft 56, and the connecting rod 10 drives the supporting plate 47 to rotate towards the side close to the bed head 2 and lift. When the bed is used specifically, a pregnant woman lies on the bed body 1, firstly, the first electric push rod 11 drives the supporting plate 47 to rotate towards one side close to the bed tail 3 and to be lowered to be equal to the bed body 1 in height, as shown in fig. 1 and 3, and then the pregnant woman can easily place legs on the supporting plate 47; then the first electric push rod 11 drives the supporting plate 47 to rotate and lift to one side close to the bed head 2, and the supporting plate 47 can support the lower leg of the pregnant woman upwards, as shown in fig. 5. After supporting the legs of the pregnant woman, the supporting plate 47 is driven by the extension of the second electric push rod 6 to further rise or fall so as to adjust the height for supporting the legs of the pregnant woman, and the pregnant woman can be matched with different body types for use.

As shown in fig. 1, the bottom of the bed body 1 is provided with a box 13 with an opening facing the bed tail 3 rightwards through a bolt, the top of the box 13 is sealed by the bed body 1, a telescopic column 14 extending vertically is arranged at the bottom of the box 13, the upper end of the telescopic column 14 is arranged at the bottom of the box 13 through a bolt, and a base 15 is arranged at the lower end of the telescopic column 14 through a bolt and is used for supporting the bed body 1 and conveniently adjusting the height of the bed body 1. As shown in fig. 6, a slide rail 16 is fixedly mounted at the bottom of the bed body 1 in the box body 13 through a bolt, the slide rail 16 extends left and right along the length direction of the bed body 1, the slide rail 16 is provided with two front and back sides along the width direction of the bed body 1, the right end of the slide rail 16 extends to the outer side of the box body 13, a slide seat 17 driven to move by a power mechanism is mounted on each of the two slide rails 16 in a sliding manner, specifically, mounting plates are fixedly mounted at two ends of the slide rail 16 respectively, a lead screw 19 driven to rotate by a motor 18 is rotatably mounted between the two mounting plates, the lead screw 19 extends in the same direction as the slide rail 16, the slide seat 17 is in threaded connection with the lead screw 19, the motor 18 drives the lead screw 19 to rotate when working, and the lead screw 19 drives the slide seat 17 to move left and right along the slide rail 16.

As shown in fig. 6 to 9, an installation shaft 20 extending back and forth along the width direction of the bed body 1 is fixedly installed on one side of each of the two sliding bases 17 close to each other, one end of the installation shaft 20 is welded on the sliding base 17, a connection plate 22 driven to rotate by a third electric push rod 21 is installed on the installation shaft 20 in a rotating manner, one end of the connection plate 22 is installed on the installation shaft 20 through a shaft sleeve in a rotating manner, one end of the connection plate 22 far away from the installation shaft 20 extends towards the bed tail 3, and a leg support plate 23 located between the two leg supports 4 is fixedly installed at the top of the connection plate 22 through bolts. When the bed is used specifically, the power mechanism drives the sliding seat 17 to slide rightwards along the sliding rail 16 towards the bed tail 3, the sliding seat 17 drives the leg supporting plate 23 to extend out of the right end of the bed body 1 through the connecting plate 22, then the third electric push rod 21 extends to drive the connecting plate 22 to rotate anticlockwise around the mounting shaft 20, the connecting plate 22 drives the leg supporting plate 23 to be lifted to be flush with the upper surface of the bed body 1, when a pregnant woman lies on the bed body 1, the leg supporting plate 23 can support the legs of the pregnant woman, and therefore the legs of the pregnant woman are prevented from being suspended when the pregnant woman lies on the bed body 1; after the pregnant woman transfers the shank from leg layer board 23 to layer board 47, shrink through third electric putter 21 and drive connecting plate 22 around installation axle 20 clockwise rotation, drive leg layer board 23 through connecting plate 22 and reduce to being less than the bottom of the bed body 1, then drive slide 17 through power unit and slide to the head of a bed 2 along slide rail 16 left, slide 17 drives leg layer board 23 through connecting plate 22 and withdraws into the bottom of the bed body 1 and in the box 13 to it closely observes pregnant woman's body part to be convenient for medical personnel from 3 departments of tailstock.

As shown in fig. 7, a ratchet wheel 24 is coaxially and fixedly installed on the installation shaft 20, a pawl 25 matched with the ratchet wheel 24 is installed on the connecting plate 22 in a rotating mode on the connecting plate 22, the pawl 25 is installed on the connecting plate 22 in a rotating mode through a small shaft, a torsion spring 26 enabling the pawl 25 to be meshed with the ratchet wheel 24 is connected between the pawl 25 and the connecting plate 22, when the pawl 25 is meshed with the ratchet wheel 24, the pawl 24 limits the pawl 25 and the connecting plate 22 to rotate downwards, and therefore the leg supporting plate 23 and the connecting plate 22 are prevented from rotating downwards under the action of gravity to injure medical staff when the third electric push rod 21 breaks down.

As shown in fig. 8 and 9, a vertical plate 27 is welded at the right end of the bottom of the sliding seat 17, in order to improve the strength of the vertical plate 27, a supporting inclined plate is further welded between the left side of the vertical plate 27 and the sliding seat 17, a first hinged seat 28 is installed at the right side of the lower end of the vertical plate 27 through a bolt, one end of a third electric push rod 21 is hinged on the first hinged seat 28, a connecting shaft 29 extending forwards and backwards along the width direction of the bed body 1 is welded at the other end of the third electric push rod 21, a waist hole 30 matched with the connecting shaft 29 is arranged on the connecting plate 22 below the middle position of the leg supporting plate 23, the waist hole 30 extends along the length direction perpendicular to the connecting plate 22, and the waist hole 30 is sleeved on the connecting shaft 29. Specifically, when the third electric push rod 21 extends, the connecting plate 22 is driven by the connecting shaft 29 to rotate counterclockwise around the mounting shaft 20, so that the leg supporting plate 23 is lifted; or when the third electric push rod 21 contracts, the connecting plate 22 is driven by the connecting shaft 29 to rotate clockwise around the mounting shaft 20, so that the leg supporting plate 23 is lowered.

As shown in fig. 9 to 11, an elongated adjusting plate 31 is movably mounted on the connecting plate 22 between the mounting shaft 20 and the waist hole 30, one end of the adjusting plate 31 is rotatably connected to the connecting plate 22 through a shaft pin 32, and a wire rope 34 for pulling the pawl 25 to disengage from the ratchet 24 is connected between the adjusting plate 31 and the pawl 25; one end, far away from the shaft pin 32, of the adjusting plate 31 extends rightwards towards the waist hole 30, a waist-shaped hole 35 matched with the connecting shaft 29 is formed in the right end of the adjusting plate 31, the waist-shaped hole 35 extends along the length direction of the adjusting plate 31, the waist-shaped hole 35 is sleeved on the connecting shaft 29, and the connecting shaft 29 drives the adjusting plate 31 to rotate around the shaft pin 32 while moving along the waist hole 30. The top of the adjusting plate 31 between the axle pin 32 and the waist-shaped hole 35 is provided with a connecting part 33 protruding upwards, one end of the wire rope 34 is fixedly connected to the pawl 25, and the other end of the wire rope 34 is fixedly connected to the connecting part 33. When the adjusting plate 31 rotates clockwise and downwards around the shaft pin 32, the adjusting plate 31 pulls the pawl 25 to rotate to the side far away from the ratchet wheel 24 through the steel wire rope 34, so that the pawl 25 is separated from the ratchet wheel 24; or when the adjusting plate 31 rotates counterclockwise and upwards around the shaft pin 32, the wire rope 34 loosens, and the torsion spring 26 drives the pawl 25 to engage with the ratchet wheel 24.

As shown in fig. 12, when the third electric push rod 21 contracts, the third electric push rod 21 first drives the connecting shaft 29 to move to the lower end of the waist hole 30, and at the same time, the connecting shaft 29 drives the adjusting plate 31 to rotate clockwise and downward around the pivot 32, and the adjusting plate 31 pulls the pawl 25 to separate from the ratchet 24 through the wire rope 34, so that the third electric push rod 21 continues to contract and smoothly drives the connecting plate 22 to rotate clockwise around the mounting shaft 20 to lower the leg support plate 23.

Still articulated between riser 27 and the connecting plate 22 have be used for promoting the connecting plate 22 upwards pivoted spring support pole 54, and the articulated seat 55 of second that is located the below of first articulated seat 28 is installed through the bolt in the right side of riser 27, and the one end of spring support pole 54 articulates on articulated seat 55 of second, and the other end articulates the one end of keeping away from installation axle 20 at connecting plate 22. The spring support rod 54 gives an upward pushing force to the connecting plate 22, and a pulling force of the connecting shaft 29 pulling the adjusting plate 31 to rotate downward about the pivot 32 against the torsion force of the torsion spring 26 is smaller than a pulling force of the connecting shaft 29 pulling the connecting plate 22 to rotate downward about the mounting shaft 20 against the pushing force of the spring support rod 54, so that the connecting shaft 29 is kept at the lower end of the waist hole 30 during the contraction of the third electric push rod 21, and the pawl 25 is kept separated from the ratchet wheel 24 continuously.

A limiting plate 36 matched with the connecting plate 22 is welded on the sliding seat 17, and when the connecting plate 22 is contacted with the bottom of the limiting plate 36, the upper surface of the leg supporting plate 23 is flush with the upper surface of the bed body 1. When the third electric push rod 21 extends, the spring support rod 54 pushes the connecting plate 22 to rotate counterclockwise around the mounting shaft 20 to lift the leg supporting plate 23 until the leg supporting plate 23 is lifted until the upper surface of the leg supporting plate 23 is flush with the upper surface of the bed body 1, the connecting plate 22 contacts with the bottom of the limiting plate 36, the connecting plate 22 stops rotating counterclockwise under the pushing of the spring support rod 54, the third electric push rod 21 continues to extend until the connecting shaft 29 is driven to move to the high end of the waist hole 30, and the third electric push rod 21 provides a stable supporting effect for the connecting plate 22 and the leg supporting plate 23. The connecting shaft 29 moves to the high end of the waist hole 30 and simultaneously drives the adjusting plate 31 to rotate anticlockwise and upwards around the pivot pin 32, so that the steel wire rope 34 is loosened, the torsion spring 26 drives the pawl 25 to be meshed with the ratchet wheel 24, and the leg supporting plate 23 and the connecting plate 22 are prevented from rotating downwards under the action of gravity to injure medical staff.

As shown in fig. 13 to 16, a cover plate 37 for sealing the opening of the box body 13 is disposed at the right end of the box body 13, an avoidance gap matched with the slide rail 16 and the power mechanism is disposed on the cover plate 37, the lower end of the cover plate 37 is rotatably connected to the box body 13, a bucket seat 38 is rotatably mounted at the right side of the cover plate 37, a placement groove is disposed in the bucket seat 38, a dirt bucket 39 is detachably mounted in the placement groove, an arc gap 40 is disposed at one end of the bed body 1 close to the bed tail 3, the arc gap 40 is located at the outer side of the box body 13, when the cover plate 37 rotates to a vertical state and seals the opening of the box body 13, the cover plate 37 drives the dirt bucket 39 to rotate to a position right below the arc gap 40, as shown in fig. 15 and 16, so as to collect medical waste and waste liquid for cleaning and disinfecting the pregnant woman through the dirt bucket 39.

After the power mechanism drives the leg supporting plate 23 to retract into the box body 13, the cover plate 37 can be rotated upwards to be in a vertical state and the opening of the box body 13 is sealed, the cover plate 37 drives the dirt barrel 39 to rotate upwards and rise, so that the medical waste for cleaning and disinfecting the lower body of the pregnant woman can be collected through the dirt barrel 39, and the waste liquid for cleaning and disinfecting the lower body of the pregnant woman can smoothly flow downwards into the dirt barrel 39 through the arc notch 40 to be collected due to the fact that the dirt barrel 39 rotates to be right below the arc notch 40.

An auxiliary plate 41 is welded at the bottom of the box body 13, two auxiliary plates 41 are oppositely arranged in the front and back direction along the width direction of the bed body 1, a support shaft 42 extending in the front and back direction along the width direction of the bed body 1 is fixedly installed between the two auxiliary plates 41, an installation part 43 bent towards one side close to the box body 13 is arranged at the lower end of the cover plate 37, the width of the installation part 43 is smaller than that of the cover plate 37, a rotating sleeve 44 matched with the support shaft 42 is integrally bent and formed at one end, away from the cover plate 37, of the installation part 43, and the rotating sleeve 44 is sleeved on the support shaft 42. Specifically, the opening of the box body 13 is opened by rotating the cover plate 37 clockwise and downward around the supporting shaft 42, and the leg supporting plate 23 can be driven by the power mechanism to extend out of the box body 13 after the opening of the box body 13; or after the power mechanism drives the leg supporting plate 23 to be retracted into the box body 13, the cover plate 37 is rotated counterclockwise and upwards around the supporting shaft 42 to be in a vertical state to seal the opening of the box body 13, and medical wastes and waste liquid for cleaning and disinfecting the lower body of the pregnant woman can be prevented from entering the box body 13 through the cover plate 37 and being difficult to clean. Two hinge plates 45 are oppositely welded on one side of the cover plate 37 away from the box body 13 in the front and back direction along the width direction of the bed body 1, and the front side and the back side of the bucket seat 38 are respectively rotatably installed on the corresponding hinge plates 45 through first hinge shafts 46.

Still install between two accessory plates 41 and be driven pivoted pivot 49 by fourth electric putter 48, pivot 49 is located the below of back shaft 42, pivot 49 and back shaft 42 parallel arrangement, third articulated seat 52 is installed through the bolt in the bottom of box 13, the one end of fourth electric putter 48 articulates on third articulated seat 52, the bottom welding of pivot 49 has fourth articulated seat 53, the other end of fourth electric putter 48 articulates on fourth articulated seat 53, drive pivot 49 anticlockwise rotation when fourth electric putter 48 extends, or drive pivot 49 clockwise rotation when fourth electric putter 48 contracts. Two swing arms 50 are welded on the rotating shaft 49 in a front-back opposite manner along the width direction of the bed body 1, one ends of the two swing arms 50 far away from the rotating shaft 49 are respectively connected to the front side and the back side of the barrel seat 38 through second hinge shafts 51 in a rotating manner, and the rotating shaft 49 rotates and simultaneously drives the cover plate 37 to rotate through the swing arms 50 and the barrel seat 38, so that the opening of the box body 13 is opened or closed. The perpendicular line between the first hinge shaft 46 and the support shaft 42 is parallel to the perpendicular line between the second hinge shaft 51 and the rotation shaft 49, so that the angle of the tub base 38 and the filth tub 39 is kept fixed during the rotation of the cover 37, and the filth inside the filth tub 39 is prevented from being spilled due to the skewing of the filth tub 39 when the cover 37 rotates.

The foregoing shows and describes the general principles, principal features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, and such changes and modifications are within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an obstetrical department medical bed, includes rectangular bed body, the bed body is the head of a bed, the other end is the tailstock along length direction's one end, its characterized in that: two leg supports are arranged at one end of the bed body close to the bed tail in parallel along the width direction, supporting plates are fixedly arranged at two sides of the bed body along the width direction respectively, two connecting rods arranged in parallel are hinged between each supporting plate and the corresponding leg support, and a first electric push rod for driving each connecting rod to rotate is hinged between each supporting plate and one of the connecting rods;

the leg support comprises a support seat, an arc-shaped supporting plate driven to be lifted or lowered by a second electric push rod is movably mounted above the support seat, a vertically extending guide rod is fixedly mounted on the supporting plate, a guide hole matched with the guide rod is formed in the support seat, and two ends of the connecting rod are respectively hinged to the support plate and the support seat;

a box body with an opening facing the bed tail is fixedly installed at the bottom of the bed body, the top of the box body is sealed by the bed body, a vertically extending telescopic column is installed at the bottom of the box body, and a base is installed at the lower end of the telescopic column; be located in the box the bottom fixed mounting of the bed body has the slide rail, the slide rail is followed the length direction of the bed body extends, slidable mounting has the slide that removes by power unit drive on the slide rail, fixed mounting has the edge on the slide the installation axle that the width direction of the bed body extends, install the epaxial rotation of installation and install by third electric putter drive pivoted connecting plate, the connecting plate is kept away from the one end of installation axle is towards the tailstock extends, fixed mounting has on the connecting plate and is located two shank layer board between the shank support.

2. An obstetric medical bed as set forth in claim 1, wherein: the installation epaxial coaxial fixed mounting have the ratchet, rotate on the connecting plate install with ratchet assorted pawl, the pawl with be connected with between the connecting plate and make the pawl with the torsional spring that the ratchet was engaged with, when the pawl with the ratchet was engaged with, the ratchet restricted the pawl with the connecting plate rotates downwards.

3. An obstetric medical bed as set forth in claim 2, wherein: a vertical plate is fixedly installed at the bottom of the sliding seat, one end of a third electric push rod is hinged to the vertical plate, a connecting shaft extending along the width direction of the bed body is fixedly installed at the other end of the third electric push rod, and a waist hole matched with the connecting shaft is formed in the connecting plate; an adjusting plate is movably mounted on the connecting plate, one end of the adjusting plate is rotatably connected to the connecting plate through a shaft pin, and a steel wire rope for pulling the pawl to be separated from the ratchet wheel is connected between the adjusting plate and the pawl; one end of the adjusting plate, which is far away from the shaft pin, is provided with a waist-shaped hole matched with the connecting shaft, and the connecting shaft moves along the waist-shaped hole and drives the adjusting plate to rotate around the shaft pin.

4. An obstetric medical bed as set forth in claim 3, wherein: the riser with it has the spring support pole that is used for promoting still to articulate between the connecting plate upwards pivoted, fixed mounting on the slide with connecting plate assorted limiting plate, work as the connecting plate with when the bottom of limiting plate contacted, the upper surface of shank layer board with the upper surface parallel and level of the bed body.

5. An obstetric medical bed as set forth in claim 1, wherein: the one end of box is equipped with and is used for with the oral area confined apron of box, the lower extreme of apron rotates to be connected on the box, the apron is kept away from one side of box is rotated and is installed the bucket seat, demountable installation has the filth bucket in the bucket seat, be close to on the bed body the one end of tailstock is equipped with the arc breach, works as the apron rotates to vertical state and will when the oral area of box seals, the apron drives the filth bucket rotates extremely under the arc breach.

6. An obstetric medical bed as set forth in claim 5, wherein: an auxiliary plate is fixedly installed at the bottom of the box body, a supporting shaft extending along the width direction of the bed body is fixedly installed on the auxiliary plate, and a rotating sleeve matched with the supporting shaft is arranged at the lower end of the cover plate; one side fixed mounting that the apron is kept away from the box has the articulated slab, the bucket seat passes through first articulated shaft and rotates to be installed on the articulated slab.

7. An obstetric medical bed as set forth in claim 6, wherein: the auxiliary plate is further rotatably provided with a rotating shaft driven to rotate by a fourth electric push rod, the rotating shaft is parallel to the supporting shaft, a swinging arm is fixedly mounted on the rotating shaft, one end, far away from the rotating shaft, of the swinging arm is rotatably connected to the barrel seat through a second hinged shaft, and a perpendicular line between the first hinged shaft and the supporting shaft is parallel to a perpendicular line between the second hinged shaft and the rotating shaft.