Adjustable lumbar vertebra back cushion

Abstract

The utility model relates to the technical field of medical instruments, and discloses an adjustable lumbar vertebra back cushion which comprises a bottom plate, ventilation barrels are fixedly installed on the upper side and the lower side of one end of the bottom plate through bolts, an installation plate is connected to the upper ends of the ventilation barrels in an inserted mode, and an installation frame is fixedly installed on the inner top wall of the installation plate. And an HEPA filter screen is fixedly mounted on the inner wall of the mounting frame. According to the adjustable lumbar vertebra back cushion, through the arrangement of the mounting frame, the mounting box, the servo motor, a rotating rod, a massage disc, a massage head, a driving gear and a driven gear, the effect that the waist of a patient leans against a rubber pad is achieved, and then the servo motor is started to drive the driving gear and the driven gear to operate through the rotating rod; and then the massage disc drives the massage head to massage the waist of the patient, so that the comfort level and the use experience of the patient are improved, before use, the limiting plug pins can be pulled out so as to pull out the extension plate from the mounting frame, then the limiting plug pins are inserted into the corresponding limiting holes, and the application range of the back cushion is widened.

Description

Technical Field

[0001] The utility model relates to the technical field of medical equipment, in particular to an adjustable lumbar cushion. Background Art

[0002] During the postoperative recovery phase or during treatment, orthopedic spine surgery sometimes uses specially designed medical adjustable lumbar cushions for rehabilitation therapy and postoperative support. Such medical lumbar cushions are usually custom designed according to the patient's specific situation and type of surgery to provide appropriate lumbar support. Some designs take into account the pressure sensitivity of the surgical site and use appropriate materials and shapes to reduce patient discomfort and help recovery.

[0003] However, the existing adjustable lumbar cushion has the following disadvantages:

[0004] (1) General lumbar cushions are not convenient for massaging the patient's waist, which reduces the patient's experience;

[0005] (2) Existing lumbar cushions have poor air permeability, which may cause excessive sweating around the patient's waist, which may irritate the skin and breed bacteria.

[0006] Therefore, the utility model provides an adjustable lumbar vertebrae cushion. Utility Model Content

[0007] 1. Technical issues to be solved

[0008] The technical problem solved by the utility model is to provide an adjustable lumbar cushion which is highly practical, can be easily operated and has a relatively simple structure. It solves the problem that the general lumbar cushion proposed in the above background technology is inconvenient to massage the patient's waist, resulting in a reduced user experience for the patient, and the existing lumbar cushion has poor air permeability, which may cause excessive sweating on the patient's waist, thereby irritating the skin and breeding bacteria.

[0009] (II) Technical solution

[0010] To achieve the above purpose, the utility model is implemented through the following technical scheme: an adjustable lumbar cushion, including a base plate, upper and lower sides of one end of the base plate are fixedly installed with ventilators by bolts, the upper end of the ventilator is plugged with a mounting plate, the inner top wall of the mounting plate is fixedly installed with a mounting frame, the inner wall of the mounting frame is fixedly installed with a HEPA filter, a mounting frame is fixedly installed at the edge of the base plate by bolts, the inner wall of the mounting frame is fixedly installed with a mounting box, the inner wall of the mounting box is fixedly installed with a servo motor, the output end of the servo motor is splined with a transmission shaft, and a rotating rod is fixedly installed at one end of the transmission shaft.

[0011] Optionally, a massage plate is fixedly mounted on one end of the rotating rod, and a massage head is fixedly mounted on one end of the massage plate in turn. The massage head can be driven by a servo motor to massage the patient's waist.

[0012] Optionally, a driving gear is fixedly mounted on one side of the rotating rod surface, and driven gears are meshedly connected on both sides of the driving gear, and the servo motor drives the driven gear to operate via the driving gear.

[0013] Optionally, extension plates are inserted on both sides of one end of the mounting frame, a limiting hole is provided on one side of the extension plate, a limiting pin is inserted into the inner wall of the limiting hole, and the limiting pin can limit and fix the extension plate.

[0014] Optionally, a rubber pad is fixedly mounted on one side of the mounting frame, and a socket adapted to the limit pin is opened at one end of the mounting frame, and the rubber pad can increase the comfort of the patient when using it.

[0015] Optionally, plug rods are fixedly mounted on both sides of the lower end of the mounting plate, and a mounting groove matched with the mounting plate is opened at the upper end of the ventilation duct, and the plug rods can limit the mounting plate.

[0016] Optionally, a mounting hole is provided at one end of the ventilator, and a ventilation fan is fixedly installed on the inner wall of the mounting hole, and the ventilation fan can draw in external air to achieve heat dissipation.

[0017] (III) Beneficial effects

[0018] The utility model provides an adjustable lumbar cushion, which has the following beneficial effects:

[0019] 1. The adjustable lumbar cushion, through the arrangement of a mounting frame, a mounting box, a servo motor, a rotating rod, a massage plate, a massage head, a driving gear and a driven gear, plays a role in which the patient leans his waist against the rubber pad, and then the servo motor is started to drive the driving gear and the driven gear to operate through the rotating rod, and then the massage plate drives the massage head to massage the patient's waist, thereby increasing the patient's comfort and use experience, and before use, the limit pin can be pulled out to pull the extension plate out of the mounting frame, and then the limit pin is inserted into the corresponding limit hole, thereby increasing the application range of the cushion.

[0020] 2. The adjustable lumbar cushion, through the arrangement of the ventilator, mounting plate, mounting frame, HEPA filter and ventilation fan, plays a role in that when the servo motor is started during use, the ventilation fan is also started at the same time, and the outside air enters the cushion through the ventilator, which can cool the servo motor and dissipate heat to the patient's back at the same time, avoiding skin problems caused by long-term use. In addition, the HEPA filter can filter impurities in the air during use, avoiding the cushion from having too much dust inside and thus shortening its service life. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the overall split structure of the utility model;

[0022] Figure 2 It is a schematic diagram of the overall structure of the utility model;

[0023] Figure 3 This is a schematic diagram of the structure of the driven gear of the utility model;

[0024] Figure 4 This is a schematic diagram of the HEPA filter structure of the utility model.

[0025] In the figure: 1. bottom plate; 2. ventilator; 3. mounting plate; 4. mounting frame; 5. HEPA filter; 6. mounting bracket; 7. mounting box; 8. servo motor; 9. rotating rod; 10. massage plate; 11. massage head; 12. driving gear; 13. driven gear; 14. extension plate; 15. limit pin; 16. rubber pad; 17. plug rod; 18. ventilation fan. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] See also Figures 1 to 4The utility model provides a technical solution: an adjustable lumbar cushion, comprising a base plate 1, a ventilator 2 is fixedly installed on the upper and lower sides of one end of the base plate 1 by bolts, a mounting plate 3 is plugged into the upper end of the ventilator 2, a mounting frame 4 is fixedly installed on the inner top wall of the mounting plate 3, a HEPA filter 5 is fixedly installed on the inner wall of the mounting frame 4, and through the arrangement of the ventilator 2, the mounting plate 3, the mounting frame 4, the HEPA filter 5 and the ventilation fan 18, when the servo motor 8 is started during use, the ventilation fan 18 is also started at the same time, and the outside air enters the cushion through the ventilator 2, the servo motor 8 is cooled and the patient's back is cooled, avoiding skin problems caused by long use time, and the HEPA filter 5 can filter impurities in the air during use, avoiding the effect of shortening the service life of the cushion due to too much dust inside, and a mounting frame 6 is fixedly installed on the edge of the base plate 1 by bolts, and the inner wall of the mounting frame 6 is fixedly installed An installation box 7 is provided, and a servo motor 8 is fixedly installed on the inner wall of the installation box 7. The output end of the servo motor 8 is splined to a transmission shaft, and a rotating rod 9 is fixedly installed at one end of the transmission shaft. Through the arrangement of the installation frame 6, the installation box 7, the servo motor 8, the rotating rod 9, the massage plate 10, the massage head 11, the driving gear 12 and the driven gear 13, the patient leans his waist against the rubber pad 16, and then the servo motor 8 is started to drive the driving gear 12 and the driven gear 13 to operate through the rotating rod 9, and then the massage head 11 is driven by the massage plate 10 to massage the patient's waist, thereby increasing the patient's comfort and use experience, and before use, the limit pin 15 can be pulled out to pull the extension plate 14 out of the installation frame 6, and then the limit pin 15 is inserted into the corresponding limit hole, which increases the application range of the cushion. The servo motor 8 in the device uses a model of FA-130RA, which is a common small direct current (DC) motor model. The following are the typical parameters of this model: voltage range: 1.5V-6V, rated current: 0.15A, rated speed: 12000RPM, rated torque: about 2.0Ncm, power: about 0.24W;

[0028] A massage plate 10 is fixedly mounted on one end of the rotating rod 9, and a massage head 11 is fixedly mounted on one end of the massage plate 10. The massage head 11 is arranged to massage the patient's waist.

[0029] A driving gear 12 is fixedly mounted on one side of the rotating rod 9. The driving gear 12 drives the driven gear 13 and thus drives the massage head 11 to perform massage. Both sides of the driving gear 12 are meshedly connected with the driven gear 13.

[0030] An extension plate 14 is inserted on both sides of one end of the mounting frame 6, and a limit hole is provided on one side of the extension plate 14. A limit pin 15 is inserted into the inner wall of the limit hole. The limit pin 15 is provided to limit and fix the extension plate 14.

[0031] A rubber pad 16 is fixedly installed on one side of the mounting frame 6. The setting of the rubber pad 16 increases the comfort of the patient. A socket adapted to the limit pin 15 is provided at one end of the mounting frame 6.

[0032] Insertion rods 17 are fixedly installed on both sides of the lower end of the mounting plate 3. The setting of the insertion rods 17 plays a role in limiting the mounting plate 3. The upper end of the ventilator 2 is provided with a mounting groove adapted to the mounting plate 3.

[0033] One end of the ventilator 2 is provided with a mounting hole, and a ventilation fan 18 is fixedly mounted on the inner wall of the mounting hole. The ventilation fan 18 is provided to draw outside air into the cushion.

[0034] In the utility model, the working steps of the device are as follows:

[0035] Step 1: First, the patient leans his waist against the rubber pad 16, and then starts the servo motor 8 to drive the driving gear 12 and the driven gear 13 to operate through the rotating rod 9, and then drives the massage head 11 through the massage plate 10 to massage the patient's waist, thereby increasing the patient's comfort and use experience, and before use, the limit pin 15 can be pulled out to pull the extension plate 14 out of the mounting frame 6, and then the limit pin 15 is inserted into the corresponding limit hole, thereby increasing the application range of the cushion;

[0036] Step 2: When the servo motor 8 is started during use, the ventilation fan 18 is also started at the same time, and the outside air enters the cushion through the ventilator 2, which cools the servo motor 8 and dissipates heat to the patient's back at the same time, avoiding skin problems caused by long-term use. During use, the HEPA filter 5 can filter impurities in the air to avoid excessive dust inside the cushion, which may shorten its service life.

[0037] It should be noted that the equipment structure and drawings of the utility model mainly describe the principle of the utility model. In terms of the technology of the design principle, the settings of the power mechanism, power supply system and control system of the device are not fully described. On the premise that the technical personnel in this field understand the principle of the above utility model, the details of the power mechanism, power supply system and control system can be clearly known. The control method of the application document is automatic control through a controller, and the control circuit of the controller can be realized by simple programming by the technical personnel in this field;

[0038] The standard parts used therein can all be purchased from the market and can be customized according to the instructions and drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt conventional models in the prior art, and the structures and principles of the components known to technical personnel in this field can be known by these technical personnel through technical manuals or through conventional experimental methods.

[0039] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An adjustable lumbar cushion, comprising a base plate (1), characterized in that: A ventilation duct (2) is fixedly mounted on both upper and lower sides of one end of the base plate (1) by bolts, a mounting plate (3) is plugged into the upper end of the ventilation duct (2), a mounting frame (4) is fixedly mounted on the inner top wall of the mounting plate (3), a HEPA filter (5) is fixedly mounted on the inner wall of the mounting frame (4), a mounting frame (6) is fixedly mounted on the edge of the base plate (1) by bolts, a mounting box (7) is fixedly mounted on the inner wall of the mounting frame (6), a servo motor (8) is fixedly mounted on the inner wall of the mounting box (7), an output end of the servo motor (8) is spline-connected with a transmission shaft, and a rotating rod (9) is fixedly mounted on one end of the transmission shaft.

2. The adjustable lumbar cushion according to claim 1, characterized in that: A massage disc (10) is fixedly mounted on one end of the rotating rod (9), and a massage head (11) is fixedly mounted on one end of the massage disc (10).

3. The adjustable lumbar cushion according to claim 1, characterized in that: A driving gear (12) is fixedly mounted on one side of the surface of the rotating rod (9), and driven gears (13) are meshedly connected on both sides of the driving gear (12).

4. The adjustable lumbar cushion according to claim 1, characterized in that: Extension plates (14) are inserted on both sides of one end of the mounting frame (6), a limiting hole is provided on one side of the extension plate (14), and a limiting latch (15) is inserted into the inner wall of the limiting hole.

5. The adjustable lumbar cushion according to claim 1, characterized in that: A rubber pad (16) is fixedly mounted on one side of the mounting frame (6), and a socket matched with the limit latch (15) is provided at one end of the mounting frame (6).

6. The adjustable lumbar cushion according to claim 1, characterized in that: Insertion rods (17) are fixedly mounted on both sides of the lower end of the mounting plate (3), and a mounting groove matching the mounting plate (3) is provided at the upper end of the ventilation tube (2).

7. The adjustable lumbar cushion according to claim 1, characterized in that: A mounting hole is provided at one end of the ventilation tube (2), and a ventilation fan (18) is fixedly mounted on the inner wall of the mounting hole.

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