Bed nursing pad for preventing bedsores

Abstract

The utility model relates to the technical field of nursing mattresses, and discloses a bed nursing mat for preventing bedsores, which comprises base cloth, a plurality of variable-pressure air bags are arranged at the top end of the base cloth, one side of each variable-pressure air bag is fixedly connected with a first hose, one end of each first hose is fixedly connected with a ventilation chamber, the surface of each ventilation chamber is provided with an exhaust hole, and each first hose is fixedly connected with a second hose. A piston is slidably connected into the ventilation chamber, guide grooves are formed in the top and the bottom of the piston, and guide rails slidably connected with the guide grooves are fixedly arranged on the inner wall of the ventilation chamber. The piston can be prevented from falling off through the limiting assembly, the interior of the variable-pressure air bag can be inflated through the first hose, the interior of the constant-pressure air bag can be inflated through the air inlet assembly, the constant-pressure air bag and the variable-pressure air bag can provide support for the human body, and the human body can be protected by inflating and deflating the variable-pressure air bag. The constant-pressure air bag and the variable-pressure air bag can alternately support the human body, disperse pressure of the human body and prevent bedsores of the whole body of the human body.

Description

TECHNICAL FIELD

[0001] The utility model relates to nursing mattress technical field, concretely is a bed nursing mattress of preventing bedsore. BACKGROUND

[0002] Nursing mattress is a kind of mattress specially designed for the population needing long-term care, mainly used to improve sleep quality, disperse body pressure, prevent bedsore etc., its characteristics include proper softness, good air permeability and the function of dispersing body pressure, widely used in paraplegia, coma, after major operation, fracture traction, severe burn (frostbite) etc. Patient, and various critical and terminal patients.

[0003] The application number "201120498627.6" disclosed "a nursing mattress for preventing bedsore", "a square nursing hole is opened on the mattress corresponding to the human hip and bed plate, a rotating mattress pad corresponding to the shape of the nursing hole is installed at the place, the rotating mattress pad is composed of two transmission rollers and an annular mattress pad. Transmission roller is fixed on the bed plate on the left and right sides of the nursing hole through support, and a crank handle is installed on one transmission roller. An electric heating fan is installed in the annular space of annular mattress pad. The utility model has the beneficial effects that: the bed surface contacted with human body can be locally replaced by rotating transmission roller, and the ventilation drying device can heat and dry the bed surface after being damp in time to remove moisture and humidity, so that the bed surface is always in fresh and dry state".

[0004] But the above-mentioned mode still has the following defects: the rotating mattress pad can be locally replaced, but the prevention range is small, when the human body is in long lying state, it is difficult to prevent bedsore on the whole body, and the rotating mattress pad is installed on the mattress, when different patients use, it is inconvenient for staff to roll and replace the mattress. UTILITY MODEL CONTENTS

[0005] In view of the deficiencies of prior art, the utility model provides a bed nursing mattress for preventing bedsore, which has the advantages of preventing bedsore on the whole body and being convenient to roll and replace, and solves the problems raised in the above background art.

[0006] The utility model provides following technical scheme: a bed nursing pad of preventing bedsore, including bottom cloth, the top of bottom cloth is equipped with a plurality of variable pressure gas bag, one side of variable pressure gas bag is fixedly connected with hose no.

[0007] As a preferred technical scheme of the utility model, the limiting assembly comprises a threaded cover, the surface of the threaded cover is provided with an anti-skid groove, one end of the threaded cover is threadedly connected with the air chamber, the middle part of the threaded cover is provided with an input hole, one side of the input hole is fixedly provided with an access pipe no.

[0008] As a preferred technical scheme of the utility model, the middle part of one side of the variable pressure gas bag is provided with a connecting port no.

[0009] As a preferred technical scheme of the utility model, the middle part of the other end of the air chamber is provided with a through hole, the diameter of the reset spring is greater than the diameter of the through hole, and one end of the hose no.

[0010] As a preferred technical scheme of the utility model, the middle part of one side of the piston is provided with a recess, and one end of the reset spring is connected with the inside of the recess.

[0011] As a preferred technical scheme of the utility model, the air inlet assembly comprises a hose no.

[0012] As a preferred technical scheme of the utility model, the other end of the hose no.

[0013] As a preferred technical scheme of the utility model, the bottom end of the bottom cloth is fixedly provided with an anti-skid pad, and the surface of the bottom cloth and the surface of the anti-skid pad are both provided with a ventilation groove.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] 1, through the limiting assembly can prevent the piston from falling off, and the inside of the variable pressure air bag can be inflated through the hose, the inside of the constant pressure air bag is inflated through the air inlet assembly, the constant pressure air bag and the variable pressure air bag can provide support for the human body, through the inflation and deflation of the variable pressure air bag, the constant pressure air bag and the variable pressure air bag can alternately support the human body and disperse the body pressure, can prevent bedsores on the whole human body, improve the prevention range, when different patients use, by discharging the gas in the inside of the constant pressure air bag and the variable pressure air bag, it is convenient to roll up, the hose can be deformed, will not interfere with the rolling activity, convenient for staff to replace it.

[0016] 2, when the variable pressure air bag is inflated by the air pump, the airflow can compress the return spring through the piston, the piston can block the exhaust hole, the airflow can flow through the gap between the guide groove and the air vent groove, when the air pump stops working, the return spring can push the piston to reset, that is, the exhaust hole is opened, the gas in the inside of the variable pressure air bag is automatically discharged, and the process of repeated inflation and deflation does not need to disassemble the air pump. BRIEF DESCRIPTION OF DRAWINGS

[0017] Fig. 1 It is a structure schematic view of the utility model;

[0018] Fig. 2 It is an explosion structure schematic view of the utility model;

[0019] Fig. 3 It is a structure schematic view of the hose of the utility model;

[0020] Fig. 4 It is a structure schematic view of the air chamber of the utility model;

[0021] Fig. 5 It is a structure schematic view of the inside of the air chamber of the utility model;

[0022] Fig. 6 It is a structure schematic view of the piston of the utility model;

[0023] Fig. 7 It is a structure schematic view of the air inlet assembly of the utility model.

[0024] In the figure: 1, the base cloth; 2, variable pressure air bag; 3, constant pressure air bag; 4, hose one; 5, air chamber; 6, limiting assembly; 601, screw cap; 602, anti-skid groove; 603, input hole; 604, access pipe one; 605, joint one; 7, piston; 8, guide slot; 9, recess; 10, return spring; 11, exhaust hole; 12, guide rail; 13, air passage; 14, through hole; 15, connecting pipe one; 16, connecting port one; 17, connecting port two; 18, air inlet assembly; 1801, hose two; 1802, connecting pipe two; 1803, exhaust valve; 1804, one-way valve; 1805, guide pipe; 1806, joint two; 19, anti-skid pad; 20, air passage. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0026] Please refer to Figs. 1-7 , the bed nursing pad for preventing bedsores comprises a base cloth 1, a plurality of variable pressure air bags 2 are fixedly arranged at the top end of the base cloth 1, one side of each variable pressure air bag 2 is fixedly connected with a hose one 4, one end of the hose one 4 is fixedly connected with an air chamber 5, an exhaust hole 11 is formed in the surface of the air chamber 5, a piston 7 is slidably connected in the air chamber 5, guide grooves 8 are formed in the top and bottom of the piston 7, guide rails 12 that are slidably connected with the guide grooves 8 are fixedly arranged on the inner wall of the air chamber 5, an air passage 13 is formed in one side of the guide rail 12, a return spring 10 is clamped on one side of the piston 7, a limiting assembly 6 for limiting the piston 7 is arranged at one end of the air chamber 5, the piston 7 can be prevented from falling off through the limiting assembly 6, and the inside of each variable pressure air bag 2 can be inflated through the hose one 4, one side of each variable pressure air bag 2 is fixedly connected with a constant pressure air bag 3, an air inlet assembly 18 for inflating the inside of each constant pressure air bag 3 is arranged on one side of each constant pressure air bag 3, the inside of each constant pressure air bag 3 is inflated through the air inlet assembly 18, each constant pressure air bag 3 and each variable pressure air bag 2 can provide support for the human body, each constant pressure air bag 3 and each variable pressure air bag 2 can alternately support the human body by inflating and deflating each variable pressure air bag 2, and can prevent bedsores on the whole human body;

[0027] In the embodiment, preferably, the middle part of one side of the variable pressure air bag 2 is provided with a connecting port 16, one side of the connecting port 16 is fixedly connected with a connecting pipe 15, one end of the connecting pipe 15 is fixedly connected with a hose 4, the hose 4 can be inflated into the variable pressure air bag 2 through the connecting pipe 15, the other end of the air chamber 5 is provided with a through hole 14 in the middle part, the diameter of the reset spring 10 is greater than the diameter of the through hole 14, so that the reset spring 10 can be prevented from entering the inside of the through hole 14, one end of the hose 4 is fixedly connected with one side of the through hole 14, the middle part of one side of the piston 7 is provided with a groove 9, one end of the reset spring 10 is clamped and connected with the inside of the groove 9, the reset spring 10 can be limited through the groove 9, so that the stability of the reset spring 10 can be maintained;

[0028] In the embodiment, preferably, the limiting assembly 6 comprises a threaded cover 601, the surface of the threaded cover 601 is provided with an anti-skid groove 602, the threaded cover 601 is threadedly connected with one end of the air chamber 5, the threaded cover 601 can be rotated through the anti-skid groove 602, the reset spring 10 and the piston 7 can be taken out by opening the threaded cover 601, the middle part of the threaded cover 601 is provided with an input hole 603, one side of the input hole 603 is fixedly provided with an access pipe 604, the input end of the access pipe 604 is fixedly connected with a connector 605, the connector 605 is connected with the air pump, so that the air pump can inflate the inside of the variable pressure air bag 2;

[0029] In the embodiment, preferably, the air inlet assembly 18 comprises a hose 1801, the hose 1801 is fixedly connected with a plurality of connecting pipes 1802, the middle part of one side of the constant pressure air bag 3 is provided with a connecting port 17 which is fixedly connected with the connecting pipes 1802, one end of the hose 1801 is fixedly connected with an exhaust valve 1803, the other end of the hose 1801 is fixedly connected with a one-way valve 1804, the input end of the one-way valve 1804 is fixedly connected with a guide pipe 1805, the input end of the guide pipe 1805 is fixedly connected with a connector 1806, the connector 1806 is connected with the air pump, so that the air pump can inflate the inside of the constant pressure air bag 3, the one-way valve 1804 can prevent the backflow of the gas, the gas in the inside of the constant pressure air bag 3 can be discharged by opening the exhaust valve 1803;

[0030] In the embodiment, preferably, the bottom end of the base cloth 1 is fixedly provided with an anti-skid pad 19, the surface of the base cloth 1 and the surface of the anti-skid pad 19 are both provided with air permeation grooves 20, the anti-skid ability of the base cloth 1 can be improved through the anti-skid pad 19.

[0031] In use, first, the base cloth 1 is laid on the bed surface, then the joint two 1806 of the air inlet assembly 18 is connected with the air pump, the air pump can inflate the inside of the constant pressure air bag 3 through the hose two 1801 and the connecting pipe two 1802, then the joint one 605 of the limiting assembly 6 is connected with the air pump, the one-way valve 1804 can prevent the backflow of the gas in the inside of the constant pressure air bag 3, the air pump can inflate the inside of the variable pressure air bag 2 through the hose one 4 and the connecting pipe one 15;

[0032] In the process of inflating the inside of the variable pressure air bag 2, the airflow can compress the reset spring 10 through the piston 7, the piston 7 can block the exhaust hole 11, the airflow can flow through the gap between the guide groove 8 and the air passage groove 13, when the work of the air pump is stopped, the reset spring 10 can push the piston 7 to reset, that is, the exhaust hole 11 can be opened, the gas in the inside of the variable pressure air bag 2 can be automatically discharged, the process of repeating inflation and deflation does not need to disassemble the air pump, the constant pressure air bag 3 and the variable pressure air bag 2 can alternately support the human body and disperse the body pressure, and the whole human body can be prevented from bedsores;

[0033] When the base cloth 1 needs to be replaced after the patient on the sickbed is changed, the staff first disassembles the air pump connected with the joint one 605, discharges the gas in the inside of the variable pressure air bag 2, then opens the exhaust valve 1803, discharges the gas in the inside of the constant pressure air bag 3, that is, the base cloth 1 can be rolled up, the hose one 4 and the hose two 1801 can be deformed and will not interfere with the rolling activity, after rolling, the base cloth 1 is convenient to replace, and after rolling, space is not occupied, and the base cloth 1 is convenient to store.

[0034] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A bed care mattress for the prevention of bedsores, comprising a base cloth (1), characterized in that: The top end of the base cloth (1) is provided with a plurality of variable pressure air bags (2), one side of the variable pressure air bag (2) is fixedly connected with a hose (4), one end of the hose (4) is fixedly connected with a ventilation chamber (5), a plurality of air exhaust holes (11) are formed in the surface of the ventilation chamber (5), the piston (7) is slidably connected in the ventilation chamber (5), the top and bottom of the piston (7) are provided with guide grooves (8), the inner wall of the ventilation chamber (5) is fixedly provided with a guide rail (12), one side of the guide rail (12) is provided with a ventilation groove (13), one side of the piston (7) is clamped with a reset spring (10), one end of the ventilation chamber (5) is provided with a limiting assembly (6), one side of the variable pressure air bag (2) is fixedly connected with a constant pressure air bag (3), one side of the constant pressure air bag (3) is provided with an air inlet assembly (18).

2. The bed care pad for preventing decubitus according to claim 1, characterized by: The limiting assembly (6) comprises a threaded cover (601), the surface of the threaded cover (601) is provided with an anti-skid groove (602), one end of the threaded cover (601) is threadedly connected with the ventilation chamber (5), the middle part of the threaded cover (601) is provided with an input hole (603), one side of the input hole (603) is fixedly provided with an access pipe (604), and the input end of the access pipe (604) is fixedly connected with a connector (605).

3. The bed care pad for preventing decubitus according to claim 1, characterized by: The middle part of one side of the variable pressure air bag (2) is provided with a connecting port (16), one side of the connecting port (16) is fixedly connected with a connecting pipe (15), and one end of the connecting pipe (15) is fixedly connected with the hose (4).

4. The bed pad for the prevention of decubitus ulcers according to claim 1, characterized in that: The middle part of the other end of the ventilation chamber (5) is provided with a through hole (14), the diameter of the reset spring (10) is greater than the diameter of the through hole (14), and one end of the hose (4) is fixedly connected with one side of the through hole (14).

5. The bed pad for the prevention of decubitus ulcers according to claim 1, characterized in that: The middle part of one side of the piston (7) is provided with a recess (9), and one end of the reset spring (10) is clampedly connected with the inside of the recess (9).

6. The bed pad for the prevention of decubitus ulcers according to claim 1, characterized in that: The air inlet assembly (18) comprises a hose (1801), a plurality of connecting pipes (1802) are fixedly connected with the hose (1801), the middle part of one side of the constant pressure air bag (3) is provided with a connecting port (17) fixedly connected with the connecting pipe (1802), and one end of the hose (1801) is fixedly connected with an exhaust valve (1803).

7. The bed cushion for the prevention of decubital ulcers according to claim 6, characterized in that: The other end of the hose (1801) is fixedly connected with a one-way valve (1804), the input end of the one-way valve (1804) is fixedly connected with a guide pipe (1805), and the input end of the guide pipe (1805) is fixedly connected with a connector (1806).

8. The bed pad for the prevention of decubitus ulcers according to claim 1, characterized in that: The bottom end of the base cloth (1) is fixedly provided with an anti-skid pad (19), and the surfaces of the base cloth (1) and the anti-skid pad (19) are provided with ventilation grooves (20).

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