A care bed

Abstract

The utility model discloses a nursing bed, include: upper frame, lower frame, head movable mesh, head fixed mesh, first leg movable mesh, second leg movable mesh, first drive component, second drive component, third drive component and fourth drive component, this upper frame includes upper outer frame and upper inner frame, first leg movable mesh, second leg movable mesh rotatory connection, the upper outer frame is by the outer cross pipe of paired sectional type and the outer vertical pipe of paired constitution, and the upper inner frame is by the reinforcing square tube of paired sectional constitution, and the reinforcing square tube is fixed on the upper outer frame, and contacts with each mesh, first drive component includes: first drive piece, first pivot, first connecting rod, second connecting rod, right angle U shape groove, third connecting rod and fourth connecting rod, second drive component includes: second drive piece and fifth connecting rod, third drive component and fourth drive component structure are same, and all include: two groups of inverted Y arm structure, drive rod and third drive piece.

Description

Technical Field

[0001] This utility model belongs to the field of electric bed technology, and in particular relates to a nursing bed. Background Technology

[0002] While existing nursing beds can adjust the back angle, leg angle, and bed height, their complex structure makes them difficult to transport. Utility Model Content

[0003] Purpose of the utility model: To solve the problems mentioned in the background art, this utility model proposes a nursing bed.

[0004] The technical solution adopted by this utility model is: a nursing bed, comprising: an upper frame, a lower frame, a head movable mesh, a head fixed mesh, a first leg movable mesh, a second leg movable mesh, a first drive assembly, a second drive assembly, a third drive assembly, and a fourth drive assembly; the upper frame includes an upper outer frame and an upper inner frame; the first leg movable mesh and the second leg movable mesh are rotatably connected;

[0005] The upper outer frame is composed of pairs of segmented outer horizontal tubes and pairs of outer vertical tubes, and the upper inner frame is composed of pairs of segmented reinforcing square tubes. The reinforcing square tubes are fixed on the upper outer frame and contact each mesh panel.

[0006] The first driving assembly includes: a first driving member, a first rotating shaft, a first connecting rod, a second connecting rod, a right-angle U-shaped groove, a third connecting rod, and a fourth connecting rod; the fixed end of the first driving member is fixed to the reinforcing square tube through a square tube, the driving end of the driving member acts on the first rotating shaft, the two ends of the first rotating shaft are rotatably connected to the reinforcing square tubes located on both sides, the first connecting rods are fixed in pairs on the first rotating shaft, and the first connecting rods extend forward to connect to the second connecting rods, rollers are provided at both ends of the second connecting rods, the pairs of right-angle U-shaped grooves are fixed on the lower surface of the head movable mesh, and the right-angle U-shaped grooves are located on both sides of the second connecting rods, the rollers are located in the right-angle U-shaped grooves and can roll in the right-angle U-shaped grooves; one end of the third connecting rod is rotatably connected to the lower surface of the head movable mesh, and the other end of the third connecting rod is rotatably connected to the corresponding reinforcing square tube, one end of the fourth connecting rod is rotatably connected to the lower surface of the head movable mesh, and the other end of the fourth connecting rod is rotatably connected to the corresponding reinforcing square tube;

[0007] The second drive assembly includes: a second drive member and a fifth link; the fixed end of the second drive member is fixed to the reinforcing square tube through a square tube, the drive end of the second drive member acts on the lower surface of the first leg movable mesh, one end of the fifth link is rotatably connected to the reinforcing square tube in the area of ​​the second leg movable mesh, and the other end of the fifth link contacts the lower surface of the tail of the second leg movable mesh;

[0008] The third and fourth drive components have the same structure, each including: two sets of inverted Y-arm structures, a drive rod, and a third drive component; the drive rod is fixed between the two sets of inverted Y-arm structures, the drive end of the third drive component acts on the drive rod, the fixed end of the third drive component is fixed on the lower frame, the head of each set of inverted Y-arm structures is rotatably connected to the reinforcing square tube, and the lower part of each set of inverted Y-arm structures is rotatably connected to the lower frame.

[0009] Furthermore, the first driving component, the second driving component, and the third driving component are all motors.

[0010] Furthermore, one end of the fourth link is connected to the lower surface of the tail of the head movable mesh, and the connection point between one end of the third link and the lower surface of the head movable mesh is a certain distance from the tail of the head movable mesh.

[0011] Furthermore, the inverted Y-arm structure consists of a long head lifting support tube and a short head lifting support tube. One end of the long head lifting support tube is rotatably connected to the reinforcing square tube, and the other end of the long head lifting support tube is rotatably connected to the lower frame. One end of the short head lifting support tube is rotatably connected to the middle of the long head lifting support tube, and the other end of the short head lifting support tube is connected to the lower frame, forming an inverted Y shape.

[0012] Furthermore, in the fourth drive assembly structure, each set of inverted Y-arm structures is provided with a pulley at its head, and correspondingly, a slide rail is provided on the second drive assembly. The paired slide rails are fixed on the reinforcing square tube located in the movable mesh area of ​​the second leg, and the pulley is arranged inside the slide rail.

[0013] Beneficial effects: Compared with the prior art, this utility model proposes to realize the functions of back angle adjustment, leg angle adjustment, bed surface height adjustment, and head-high-feet-low bed surface, which helps users get out of bed; this utility model adopts a segmented design, which can realize separate packaging, facilitate transportation, reduce packaging volume and facilitate home use. Attached Figure Description

[0014] To more clearly illustrate the technical methods in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0015] Figure 1 This utility model provides an overall structural diagram of a nursing bed;

[0016] Figure 2 A schematic diagram of the back structure of a nursing bed provided by this utility model;

[0017] Figure 3 A schematic diagram of the structure of the first drive assembly of a nursing bed provided by this utility model after removing the head movable mesh;

[0018] Figure 4 A schematic diagram of the structure of the second drive assembly of a nursing bed provided by this utility model;

[0019] Figure 5 A schematic diagram of the structure of the second drive assembly of a nursing bed provided by this utility model after removing the second leg movable mesh;

[0020] Figure 6 A schematic diagram of the structure of the third drive assembly and the fourth drive assembly of a nursing bed provided by this utility model;

[0021] Figure 7 This is a schematic diagram of the back structure of a nursing bed provided by this utility model. Detailed Implementation

[0022] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0023] Example 1:

[0024] like Figure 1 As shown, this embodiment provides a nursing bed, which mainly includes: an upper frame 1, a lower frame 2, a head movable mesh 3, a head fixing mesh 4, a first leg movable mesh 5, a second leg movable mesh 6, a first drive assembly, a second drive assembly, a third drive assembly, and a fourth drive assembly; the upper frame 1 includes an upper outer frame and an upper inner frame. The first leg movable mesh 5 and the second leg movable mesh 6 are rotatably connected.

[0025] like Figure 2 As shown, the upper outer frame is composed of a pair of segmented outer horizontal tubes 11 and a pair of outer vertical tubes 12, and the upper inner frame is composed of a pair of segmented reinforcing square tubes 13. The reinforcing square tubes 13 are fixed on the upper outer frame and in contact with each mesh panel. Specifically, the head fixed mesh panel 4 is fixed on the reinforcing square tube 13, the head movable mesh panel 3 is in contact with and movably connected to the reinforcing square tube 13, and the first leg movable mesh panel 5 and the second leg movable mesh panel 6 are both in contact with and movably connected to the reinforcing square tube 13.

[0026] like Figure 3 and Figure 4As shown, in this embodiment, the first driving assembly includes: a first motor 71, a first rotating shaft 72, a first connecting rod 73, a second connecting rod 74, a right-angled U-shaped groove 75, a third connecting rod 76, and a fourth connecting rod 77. The fixed end of the first motor 71 is fixed to the reinforcing square tube 13 via a square tube, specifically located below the head movable mesh 3. The driving end of the first motor 71 acts on the first rotating shaft 72, and both ends of the first rotating shaft 72 are rotatably connected to the reinforcing square tubes 13 located on both sides. The first connecting rods 73 are fixed in pairs on the first rotating shaft 72, and the first connecting rods 73 extend forward to connect to the second connecting rod 74. That is, the second connecting rod 74 is rotatably disposed at the front end of the first connecting rod 73, and rollers are provided at both ends of the second connecting rod 74. The pairs of right-angled U-shaped grooves 75 are fixed to the lower surface of the head movable mesh 3, and the right-angled U-shaped grooves 75 are located on both sides of the second connecting rod 74. The rollers are located in the right-angled U-shaped grooves 75 and can roll within the right-angled U-shaped grooves 75. One end of the third link 76 is rotatably connected to the lower surface of the head movable mesh 3, and the other end of the third link 76 is rotatably connected to the corresponding reinforcing square tube 13. One end of the fourth link 77 is rotatably connected to the lower surface of the head movable mesh 3, and the other end of the fourth link 77 is rotatably connected to the corresponding reinforcing square tube 13. The third link 76 and the fourth link 77 are offset. Specifically, one end of the fourth link 77 is connected to the lower surface of the tail of the head movable mesh 3, and the connection point between the end of the third link 76 and the lower surface of the head movable mesh 3 is a certain distance away from the tail of the head movable mesh 3. This arrangement is mainly so that when the head movable mesh 3 is raised, the tail of the head movable mesh 3 retracts towards its head.

[0027] like Figure 4 and Figure 5 As shown, in this embodiment, the second drive assembly includes a second motor 81, a fifth link 82, and a slide rail 83. The fixed end of the second motor 81 is fixed to the reinforcing square tube 13 via a square tube, specifically located below the second leg movable mesh 6. The drive end of the second motor 81 acts on the lower surface of the first leg movable mesh 5. The paired slide rails 83 are fixed on the reinforcing square tube 13 located in the area of ​​the second leg movable mesh 6, and the pulley of the fourth drive assembly structure is disposed within the slide rail 83. One end of the fifth link 82 is rotatably connected to the reinforcing square tube 13 located in the area of ​​the second leg movable mesh 6, and the other end of the fifth link 82 contacts the lower surface of the tail of the second leg movable mesh 6. When the second motor 81 drives the first leg movable mesh 5 and the second leg movable mesh 6 to lower, the other end of the fifth link 82 can support the tail of the second leg movable mesh 6 until it is flattened.

[0028] like Figure 6 and Figure 7As shown, in this embodiment, the third drive assembly includes: two sets of inverted Y-arm structures 91, a drive rod 92, and a third motor 93; the drive rod 92 is fixed between the two sets of inverted Y-arm structures 91, the drive end of the third motor 93 acts on the drive rod 92, and the fixed end of the third motor 93 is fixed on the lower frame 2. The head of each set of inverted Y-arm structures 91 is rotatably connected to the reinforcing square tube 13, and the lower part of each set of inverted Y-arm structures 91 is rotatably connected to the lower frame 2. In this embodiment, the inverted Y-arm structure 91 is composed of a head lifting support long tube and a head lifting support short tube. One end of the head lifting support long tube is rotatably connected to the reinforcing square tube 13, and the other end of the head lifting support long tube is rotatably connected to the lower frame. One end of the head lifting support short tube is rotatably connected to the middle of the head lifting support long tube, and the other end of the head lifting support short tube is connected to the lower frame, forming an inverted Y shape.

[0029] like Figure 7 As shown, in this embodiment, the structure of the fourth drive component is similar to that of the third drive component, the only difference being that each set of inverted Y-arm structures has a pulley 94 at its head.

Claims

1. A nursing bed, characterized in that: include: The system comprises an upper frame, a lower frame, a head movable mesh, a head fixed mesh, a first leg movable mesh, a second leg movable mesh, a first drive assembly, a second drive assembly, a third drive assembly, and a fourth drive assembly; the upper frame includes an upper outer frame and an upper inner frame; the first leg movable mesh and the second leg movable mesh are rotatably connected. The upper outer frame is composed of pairs of segmented outer horizontal tubes and pairs of outer vertical tubes, and the upper inner frame is composed of pairs of segmented reinforcing square tubes. The reinforcing square tubes are fixed on the upper outer frame and contact each mesh panel. The first driving assembly includes: a first driving member, a first rotating shaft, a first connecting rod, a second connecting rod, a right-angle U-shaped groove, a third connecting rod, and a fourth connecting rod; the fixed end of the first driving member is fixed to the reinforcing square tube through a square tube, the driving end of the driving member acts on the first rotating shaft, the two ends of the first rotating shaft are rotatably connected to the reinforcing square tubes located on both sides, the first connecting rods are fixed in pairs on the first rotating shaft, and the first connecting rods extend forward to connect to the second connecting rods, rollers are provided at both ends of the second connecting rods, the pairs of right-angle U-shaped grooves are fixed on the lower surface of the head movable mesh, and the right-angle U-shaped grooves are located on both sides of the second connecting rods, the rollers are located in the right-angle U-shaped grooves and can roll in the right-angle U-shaped grooves; one end of the third connecting rod is rotatably connected to the lower surface of the head movable mesh, and the other end of the third connecting rod is rotatably connected to the corresponding reinforcing square tube, one end of the fourth connecting rod is rotatably connected to the lower surface of the head movable mesh, and the other end of the fourth connecting rod is rotatably connected to the corresponding reinforcing square tube; The second drive assembly includes: a second drive member and a fifth link; the fixed end of the second drive member is fixed to the reinforcing square tube through a square tube, the drive end of the second drive member acts on the lower surface of the first leg movable mesh, one end of the fifth link is rotatably connected to the reinforcing square tube in the area of ​​the second leg movable mesh, and the other end of the fifth link contacts the lower surface of the tail of the second leg movable mesh; The third and fourth drive components have the same structure, each including: two sets of inverted Y-arm structures, a drive rod, and a third drive component; the drive rod is fixed between the two sets of inverted Y-arm structures, the drive end of the third drive component acts on the drive rod, the fixed end of the third drive component is fixed on the lower frame, the head of each set of inverted Y-arm structures is rotatably connected to the reinforcing square tube, and the lower part of each set of inverted Y-arm structures is rotatably connected to the lower frame.

2. The nursing bed according to claim 1, characterized in that: The first, second, and third driving components are all motors.

3. The nursing bed according to claim 1, characterized in that: One end of the fourth link is connected to the lower surface of the head movable mesh, and the connection point between one end of the third link and the lower surface of the head movable mesh is a certain distance from the tail of the head movable mesh.

4. A nursing bed according to claim 1, characterized in that: The inverted Y-arm structure consists of a long head lifting support tube and a short head lifting support tube. One end of the long head lifting support tube is rotatably connected to the reinforcing square tube, and the other end of the long head lifting support tube is rotatably connected to the lower frame. One end of the short head lifting support tube is rotatably connected to the middle of the long head lifting support tube, and the other end of the short head lifting support tube is connected to the lower frame, forming an inverted Y shape.

5. A nursing bed according to claim 4, characterized in that: In the fourth drive assembly structure, each set of inverted Y-arm structures is provided with a pulley at its head. Correspondingly, a slide rail is provided on the second drive assembly. The paired slide rails are fixed on the reinforcing square tube located in the movable mesh area of ​​the second leg, and the pulley is set inside the slide rail.

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