CN212592834U

CN212592834U - Lifting pressing device and bedsore-preventing nursing bed

Info

Publication number: CN212592834U
Application number: CN202020668905.7U
Authority: CN
Inventors: 应挺
Original assignee: Ningbo Deyi Machinery Electric Equipment Co ltd
Current assignee: Ningbo Deyi Machinery Electric Equipment Co ltd
Priority date: 2020-04-27
Filing date: 2020-04-27
Publication date: 2021-02-26
Anticipated expiration: 2030-04-27

Abstract

The utility model discloses a lift press device and prevent bedsore nursing bed to drive arrangement orders about the transmission shaft swing, makes through the transmission of crank link mechanism and presses the splenium removal, and the guide way mainly plays spacing effect on the mounting bracket, and the structure is simplified to this device, is convenient for install to the nursing bed of installing above-mentioned lift press device is proposed to this, effectively avoids decubital production.

Description

Lifting pressing device and bedsore-preventing nursing bed

Technical Field

The utility model belongs to the technical field of nursing device and specifically relates to a lift press device and prevent bedsore nursing bed.

Background

At present, bedsores are common diseases of long-term bedridden patients, and main factors causing the growth of the bedsores include pressure, shearing force, friction force, moisture and the like. The nursing bed capable of turning over is the most popular in the market at present, and reduces the pressure of the hip muscles of the back by turning over a patient to lie on the side, but generates shearing force and friction force on the hip of the back. Moreover, the patient lies on the side for a long time, and the problems of arm numbness and the like can be caused. It does not actually work well.

In foreign countries, german Drager company developed a bedsore prevention and treatment mattress composed of many rubber air bags, which basically divides the air bags into a.b groups in a crossed manner, and when the group a is inflated, the group B is deflated to change the pressed part of the human body continuously so as to play a role in preventing and treating bedsores, and has the defects of poor air permeability and complexity.

Disclosure of Invention

The present invention is designed to solve at least one of the deficiencies of the above-mentioned technologies.

The technical scheme is as follows: a lifting pressing device comprises an installation frame, a transmission shaft, a crank connecting rod mechanism and a pressing part;

the transmission shaft is arranged on the mounting frame and is used for being connected with an external driving device;

the crank connecting rod mechanism comprises a crank and a first connecting rod, the crank is fixed on the transmission shaft and is hinged with the first connecting rod, and the other end of the first connecting rod is hinged with the pressing part;

the mounting frame is provided with a guide groove, and the side protruding part of the pressing part is arranged in the guide groove.

This lift press device orders about the transmission shaft with the drive arrangement of peripheral hardware and rotates, and the crank drives first connecting rod, and the transmission makes presses the splenium removal, and the guide way on the mounting bracket mainly plays spacing effect, and this device simplifies the structure, and the gas permeability is good, the installation of being convenient for.

And the two ends of the second connecting rod are respectively hinged with the crank arranged at the corresponding position on the output end of the peripheral driving device and the crank arranged at the corresponding position on the transmission shaft.

The crank and the second connecting rod form a rocker mechanism, and the transmission shaft is driven to do swinging motion under the driving action of the driving device, so that the pressing part reciprocates up and down to perform operations such as massage and the like.

Further, still include the speed reducer, install the crank on its output shaft, the crank is articulated with the second connecting rod, and the operation is more stable.

The sensor is arranged at the head end and the tail end of the end stroke of the second connecting rod, such as on the mounting frame, the sensor senses the position of the second connecting rod, the position of the pressing part is judged according to the position, for example, the sensor is connected with the control end of the driving device, and whether the pressing part is at the highest point or the lowest point can be judged according to signals transmitted by the sensor, so that adjustment is facilitated.

Further, still include the cross connecting rod, press a below interval of portion and set up two piece at least transmission shafts, one of them is the driving shaft, is connected with drive arrangement, and the remainder is the driven shaft, and cross connecting rod both ends are articulated with the crank of fixing on driving shaft, driven shaft respectively, conveniently drive two sets of crank link mechanism simultaneously with single drive arrangement to press the portion both ends application of force simultaneously, the operation of pressing the portion is more stable.

The crank comprises a first crank, a second crank and a third crank, wherein the first crank and the second crank are oppositely arranged on the driving shaft and the driven shaft, the third crank is arranged at the output end of the driving device, the first crank is hinged with the first connecting rod to form a crank-connecting rod mechanism, and the second crank and the third crank on the driving shaft are hinged with the second connecting rod to form a rocker arm mechanism; the transverse connecting rod is hinged with the second crank on the driving shaft and the driven shaft, and installation is convenient.

The utility model provides a prevent bedsore nursing bed, including bedstead, bed board, install 1 set of foretell lift press device on the bedstead, trompil on the bed board presses the splenium to include the multiunit press pad that the interval set up according to the splenium, presses the press pad to be located the hole, establishes drive arrangement drive outward under, and reciprocating motion is vertically done to the press pad in the hole, presses the press pad to lie patient on the sick bed massage, effectively avoids decubital production.

The third aspect of the application file provides a prevent bedsore nursing bed, which comprises a bedstead, including 2 the foretell lift press device of cover on the bedstead, press the multiunit press pad that the splenium set up including the interval, press the crisscross combination of press pad among two sets of lift press devices, press the pad to form the bed board with the multiunit of combination in turn, patient lies on the bed board, under the drive arrangement drive action, two sets of lift press device rise in turn press the pad, change the face of exerting oneself of sick back contact pressure, produce the effect of massage, effectively avoid decubital production, be favorable to the sick healthy.

The pressing portion comprises a supporting frame and a pressing pad, the supporting frame comprises a transverse rod and a longitudinal rod, the longitudinal rod is fixed on the transverse rod at intervals, the pressing pad is installed on the longitudinal rod, for example, the pressing portion in one set of lifting pressing device is arranged on the upper portion, the other set of lifting pressing device is arranged on the lower portion, the longitudinal rods are distributed in a staggered mode, the pressing pad in the pressing portion located below moves upwards from the upper portion between the longitudinal rods under the driving of the driving device, and the pressing pad in the two sets of devices alternately goes up and down.

Preferably, the end part of the cross rod is provided with a sliding block, and the sliding block is arranged in a guide groove formed in the mounting frame, so that the stability is improved.

Further, the device also comprises a driving device which is a motor, for example, the motor is directly connected with the transmission shaft, or the output end of the motor is hinged with the second connecting rod.

The utility model discloses a structure is simplified to lift press device, and the gas permeability is good, has improved stability, and installs this lift press device's nursing bed and can effectively avoid decubital production, is favorable to the healthy of disease.

Drawings

FIG. 1: structure diagram of the lifting and pressing device in embodiment 1;

FIG. 2: structure diagram of the lifting pressing device in embodiment 2;

FIG. 3: embodiment 3 the structure diagram of the present invention;

FIG. 4: structure of the pressing part in embodiment 3;

FIG. 5: structure of the pressing part in embodiment 3;

FIG. 6: embodiment 4 the present invention is a plan view;

FIG. 7: embodiment 4 the utility model discloses a bottom view;

in fig. 1: 1. a mounting frame; 2. a drive shaft; 3. a crank link mechanism; 31. a crank; 32. a first link; 4. a guide groove; 5. a rocker arm mechanism; 52. a second link; 6. a pressing part; 7. a drive device.

In the remaining figures: 1. a mounting frame; 2. a drive shaft; 3. a crank link mechanism; 30. a first crank; 32. a first link; 4. a guide groove; 5. a rocker arm mechanism; 51. a second crank; 52. a second link; 53. a third crank; 6. a pressing part; 61. a longitudinal bar; 62. a cross bar; 63. a hinge point; 64. a pressing pad; 65. a slider; 7. a motor; 8. a transverse connecting rod; 9. a speed reducer; 10. a sensor; 11. a bed frame.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art all belong to the protection scope of the present invention.

Example 1

As shown in fig. 1, the utility model discloses a lift press device, including mounting bracket 1, transmission shaft 2, crank link mechanism 3 reaches and presses splenium 6, the transmission shaft rotates and sets up on the mounting bracket, crank link mechanism is including the cover at the epaxial fixed crank 31 of transmission and articulate first connecting rod 32 on the crank, first connecting rod is articulated with pressing the splenium, drive arrangement drive transmission shaft through the peripheral hardware rotates, thereby make the crank swing, and then drive through first connecting rod and press the splenium removal, in this embodiment, open guide way 4 on the mounting bracket, press the convex part of splenium avris to remove along with the guide way, for example, vertical fluting, then press splenium up-and-down reciprocating motion, wherein drive arrangement can select the motor for use, be connected with the transmission shaft if the output shaft is direct, or be connected with.

As shown in fig. 1, the rocker arm mechanism 5 comprises a crank and a second connecting rod fixed on a transmission shaft, specifically, 2 cranks with opposite directions are sleeved on the transmission shaft, a lower crank 31 is hinged with a first connecting rod 32, an upper crank 31 is connected with a second connecting rod 52, the transmission shaft is swung by a rocker arm mechanism, the driving device in the embodiment adopts a motor, a crank is also arranged on an output shaft of the motor, two end parts of a second connecting rod are hinged on the crank on the output shaft of the driving device and the crank above the transmission shaft, the driving device 7 drives the rocker mechanism to make the second connecting rod reciprocate to drive the transmission shaft to swing, through the transmission of crank link mechanism, the guide way is spacing to make and to press the splenium to reciprocate, preferably fixes drive arrangement on the mounting bracket, increases the speed reducer on the motor better, installs the crank on the speed reducer output shaft and is connected with the second connecting rod, improves the stability of operation.

Example 2

Referring to fig. 2, in order to improve the operation stability of the pressing portion in this embodiment, a transverse connecting rod 8 is additionally provided to connect a plurality of transmission shafts installed below the pressing portion into a whole, in this embodiment, two transmission shafts 2 are installed at intervals below the pressing portion, bearings are installed at end portions of the transmission shafts and are placed in holes formed in an installation frame, one of the transmission shafts is a driving shaft and is connected with a driving device, the other transmission shaft is a driven shaft, crank link mechanisms 3 are installed on both the driving shaft and the driven shaft, and a rocker mechanism 5 is installed on the driving shaft.

Specifically, the cranks comprise a first crank 30 and a second crank 51 which are oppositely arranged on a driving shaft and a driven shaft, and a third crank 53 arranged at the output end of the driving device, wherein the first crank is hinged with a first connecting rod to form a crank-connecting rod mechanism, and the second crank and the third crank on the driving shaft are hinged with a second connecting rod to form a rocker mechanism; the transverse connecting rod is hinged with the second crank 51 on the driving shaft and the driven shaft, so that two sets of crank connecting rod mechanisms can be conveniently driven by a single driving device at the same time, force is applied to two ends of the pressing part at the same time, and the operation of the pressing part is more stable.

In this embodiment, the driving device selects the motor 7 to be fixed on the mounting frame, the speed reducer 9 is mounted at the output end of the motor and is also fixed on the mounting frame, and the third crank 53 is mounted on the output shaft of the speed reducer and is connected with the second connecting rod.

Example 3

Referring to fig. 2, 3, 4 and 5, in the present embodiment, there is provided a bedsore-proof nursing bed, which includes the lifting pressing device described in embodiment 2, specifically, a bed frame 11 and a bed board placed on the bed frame, wherein 1 set of the lifting pressing device is installed on the bed frame, the bed board is provided with spaced holes, and a plurality of pressing pads 64 are installed on the bed board between the holes.

Referring to fig. 4 and 5, in this embodiment, press the splenium including the support frame, press the pressure pad, the support frame includes horizontal pole and vertical pole, the vertical pole interval is fixed on two horizontal poles, install on the vertical pole and press the pressure pad 64, the support frame is located the bed board below in this embodiment, press the pressure pad from bed board hole protrusion, and with the bed board on the hole between press the pressure pad 64 form with the face of patient back contact, under the drive of establishing drive arrangement outward, press the pressure pad in the hole vertically to be reciprocating motion, change the impetus, massage the patient that lies in on the sick bed, effectively avoid decubital production.

When the pressing part shown in fig. 4 is selected, the first connecting rod is hinged to the cross rod, the end part of the cross rod is sleeved with the sliding block and then placed in the guide groove, and the operation is more stable, as shown in fig. 3 and 4.

When the pressing part shown in fig. 5 is selected, the first connecting rod can also be hinged on the longitudinal rod, such as a hinged point 63 marked in fig. 4, and the end part of the transverse rod is sleeved with the sliding block and then placed in the guide groove, so that the operation is more stable.

In this embodiment, the pressing pad is a rubber pad, preferably circular or oval, but may have other shapes.

In this embodiment, still install the sensor, 2 sensors 10 are fixed on the mounting bracket, and the response tip corresponds the head and the tail end of first connecting rod reciprocating motion stroke respectively, responds to the position of first connecting rod, and transmission signal to drive arrangement, motor 7's control end promptly is convenient for regulate and control the position of pressing the pad.

Example 4

Referring to fig. 6 and 7, the present embodiment also provides an anti-bedsore nursing bed, which comprises a bed frame, and is different from the embodiment 3 in that 2 sets of the lifting and pressing devices described in embodiment 2, namely, the lifting and pressing device a and the lifting and pressing device B, are mounted on the bed frame.

Referring to fig. 4 and 5, in the present embodiment, the pressing portion includes a supporting frame and a pressing pad, the supporting frame includes a cross rod 62 and a longitudinal rod 61, the longitudinal rods are fixed on the two cross rods at intervals, and the pressing pads 64 are installed on the longitudinal rods, as shown in fig. 6, the longitudinal rods of the two sets of lifting pressing devices are staggered, so that the pressing pads on the longitudinal rods form a surface contacting with the back of the patient.

Specifically, the pressing part shown in fig. 4 is on top, the pressing part shown in fig. 5 is on bottom, the vertical rods of the two sets of lifting pressing devices are staggered and arranged to form a bed board, and the pressing pads 64 on the vertical rods form an acting surface which is in direct contact with the back of the patient.

As shown in fig. 6 and 7, which are specific installation structure diagrams of a lifting pressing device A, B on a bed frame, in this embodiment, a driving device, i.e., a motor 7, is installed on one side of an installation frame, a speed reducer 9 is installed on an output end of the motor, a third crank 53 is installed at an output shaft of the speed reducer, a second connecting rod 52 hinged to the third crank is hinged to a second crank 51 rotatably connected to a transmission shaft 2 on the installation frame, and a transverse connecting rod is hinged to the second crank, and the other end of the transverse connecting rod 8 is hinged to a second crank on a driven shaft at a far end, and the transmission shaft is hinged to a transverse rod or a longitudinal rod of a support frame through a crank-link mechanism.

In this embodiment, still install the sensor, 4 sensors 10 are fixed on the mounting bracket, and the tip corresponds the head and the tail end of first connecting rod reciprocating motion stroke respectively, and the position of the first connecting rod of response, transmission signal to drive arrangement, the control end of motor 7 is convenient for regulate and control the position of pressing the pad promptly.

The specific movement process is as follows: 1, the pressing pads in the two sets of lifting pressing devices are all at the highest point, and a contact surface is formed to abut against the back.

2, the supporting frame in one lifting pressing device begins to descend to the lowest position, then begins to ascend to the highest point, then the supporting frame in the other lifting pressing device begins to descend to the lowest position, then the highest position, and then the cycle is started.

The present invention is not limited to the above-mentioned preferred embodiments, and any other products in various forms can be obtained by the teaching of the present invention, but any changes in the shape or structure thereof, which have the same or similar technical solutions as the present invention, fall within the protection scope of the present invention.

Claims

1. A lifting pressing device comprises an installation frame, and is characterized by further comprising a transmission shaft, a crank connecting rod mechanism and a pressing part;

2. The lifting pressing device according to claim 1, further comprising a rocker mechanism having a crank and a second link, wherein both ends of the second link are respectively hinged to a crank mounted at an output end of the peripheral driving device and a crank mounted at a corresponding position on the transmission shaft.

3. The lifting pressing device according to claim 2, further comprising a speed reducer, wherein a crank is mounted on an output shaft of the speed reducer, and the crank is hinged to the second connecting rod.

4. The lifting pressing device according to claim 2, further comprising a sensor mounted at the head and tail ends of the stroke of the end of the second link.

5. The lifting pressing device according to any one of claims 1 to 4, further comprising a cross connecting rod, wherein at least two transmission shafts are arranged below the pressing part at intervals, one transmission shaft is a driving shaft and connected with the driving device, the other transmission shaft is a driven shaft, and two ends of the cross connecting rod are respectively hinged with cranks fixed on the driving shaft and the driven shaft.

6. The lifting pressing device as claimed in claim 5, wherein the crank comprises a first crank, a second crank and a third crank, the first crank and the second crank are oppositely arranged on the driving shaft and the driven shaft, the third crank is arranged at the output end of the driving device, the first crank is hinged with the first connecting rod to form a crank-link mechanism, and the second crank and the third crank on the driving shaft are hinged with the second connecting rod to form a rocker mechanism; the transverse connecting rod is hinged with the second crank on the driving shaft and the driven shaft.

7. A bedsore-proof nursing bed comprises a bed frame and a bed board, wherein 1 set of lifting pressing device as claimed in any one of claims 1-6 is installed on the bed frame, the bed board is provided with a hole, the pressing part comprises a plurality of groups of pressing pads arranged at intervals, the pressing pads are positioned in the hole, and the pressing pads in the hole do reciprocating motion longitudinally under the driving of an external driving device.

8. A bedsore-proof nursing bed, which comprises a bed frame, wherein the bed frame comprises 2 sets of lifting pressing devices as claimed in any one of claims 1-6, and is characterized in that the pressing part comprises a plurality of groups of pressing pads arranged at intervals, and the pressing pads in the two sets of lifting pressing devices are combined in a staggered manner.

9. The bedsore-proof nursing bed according to claim 7 or 8, wherein the pressing part comprises a support frame and a pressing pad, the support frame comprises a cross rod and a longitudinal rod, the longitudinal rod is fixed on the cross rod at intervals, and the pressing pad is installed on the longitudinal rod.

10. The anti-decubitus nursing bed as claimed in claim 7 or 8, further comprising a driving means, wherein the driving means is a motor.