A movable angle-adjustable beach chair body position backrest

Abstract

The present application relates to the technical field of leaning tool, especially to a movable and adjustable angle beach chair body position backrest, which comprises a base and a self-locking wheel, the self-locking wheel is installed on the base; a lifting mechanism is fixedly installed on the base, a support plate is installed on the lifting mechanism, the support plate is provided with a groove, a safety buckle is fixedly arranged on the support plate, a butt joint rod is rotatably installed on the safety buckle, and a backrest is fixedly arranged on the butt joint rod; an angle adjusting mechanism is installed at the groove of the support plate and is hinged with the backrest, the angle adjusting mechanism is used for driving the backrest and the butt joint rod to rotate on the safety buckle to adjust the angle of the backrest; a headrest mechanism is installed on the backrest; and an armrest is rotatably installed on the backrest. The movable and adjustable angle beach chair body position backrest can not only adjust the height according to the actual height of the operating table, but also conveniently adjust the angle of leaning, has good universality, is suitable for various operating beds, and has high practicability.

Description

Technical Field

[0001] This invention relates to the field of leaning tools, and more particularly to a movable and adjustable angle beach chair backrest. Background Technology

[0002] The beach chair position is a specially designed beach chair bed, but due to its high price, its popularity is not high. The "beach chair position" is a supine position in which the upper body is elevated above the operating table. It is used for open reduction and internal fixation of humeral surgical neck fractures, reduction and antegrade intramedullary nailing or plate fixation of humeral shaft fractures, total joint replacement surgery, and open reduction and internal fixation of clavicle fractures.

[0003] While existing beach chair backrests allow patients to recline and lean back, they are limited in function, cannot be height-adjusted according to the actual height of the operating table, and have poor versatility in terms of the angle of support. Therefore, a movable and adjustable beach chair backrest is needed to solve these problems. Summary of the Invention

[0004] The purpose of this invention is to provide a movable and adjustable angle beach chair backrest, aiming to solve the following problems: existing beach chair backrests cannot be height adjusted and it is difficult to adjust the angle of leaning.

[0005] This invention is implemented as follows: a movable and adjustable angle beach chair backrest includes: a base and self-locking wheels, the self-locking wheels being mounted on the base; a lifting mechanism fixedly mounted on the base, a support plate mounted on the lifting mechanism, the support plate having a groove, a safety buckle fixedly mounted on the support plate, a connecting rod rotatably mounted on the safety buckle, and a backrest fixedly mounted on the connecting rod; an angle adjustment mechanism mounted at the groove in the support plate and hinged to the backrest, the angle adjustment mechanism being used to push the backrest and the connecting rod to rotate on the safety buckle to adjust the angle of the backrest; a headrest mechanism mounted on the backrest for supporting the patient's head; and armrests rotatably mounted on the backrest.

[0006] Preferably, the lifting mechanism includes: a hydraulic push rod, which is fixedly installed on the base and fixedly connected to the support plate, and the hydraulic push rod is used to push the support plate up or down; a guide column, one end of which is fixedly connected to the base and distributed on both sides of the hydraulic push rod, and a guide sleeve fixedly connected to the support plate is sleeved on the guide column.

[0007] Preferably, the angle adjustment mechanism includes: a lead screw, both ends of which are rotatably connected to the inner wall of the groove in the support plate, and a throttle handle fixedly connected to the lead screw outside the groove; a slide rod, both ends of which are fixedly connected to the inner wall of the groove and distributed on both sides of the lead screw, and a threaded plate threadedly connected to the lead screw is sleeved on the slide rod; and a shaft, which is fixedly mounted on the threaded plate, and a push rod is hinged to the shaft, with the end of the push rod away from the shaft hinged to the back.

[0008] Preferably, the headrest mechanism includes: a support plate, which is fixedly installed on the backrest, and a headrest for supporting the head is slidably sleeved on the support plate; the headrest can slide on the support plate for height fine adjustment, and a cavity is provided inside the headrest; and a clamping block, which is fixed in the cavity of the headrest and is provided in multiple ways, the clamping block is used to clamp the support plate to increase the sliding resistance of the headrest.

[0009] The movable and adjustable angle beach chair backrest provided by this invention can not only be adjusted in height according to the actual height of the operating table, but also the leaning angle can be easily adjusted. It has good versatility, is suitable for various operating tables, is simple to operate, and is highly practical. Attached Figure Description

[0010] Figure 1 This is a schematic diagram of the backrest structure of a beach chair with adjustable angle.

[0011] Figure 2 This is a schematic diagram of the angle adjustment mechanism for the backrest of a beach chair that can be moved and adjusted at an adjustable angle.

[0012] Figure 3 A front view of the headrest mechanism of a movable and adjustable beach chair backrest.

[0013] Figure 4 Top view of the headrest mechanism of a movable and adjustable beach chair backrest.

[0014] In the attached diagram: 1-base, 2-self-locking wheel, 3-lifting mechanism, 4-support plate, 5-safety buckle, 6-connecting rod, 7-backrest, 8-angle adjustment mechanism, 9-headrest mechanism, 10-armrest, 31-hydraulic push rod, 32-guide column, 33-guide sleeve, 81-screw rod, 82-rotor, 83-slide rod, 84-threaded plate, 85-shaft rod, 86-push rod, 91-support plate, 92-headrest, 93-adhesive block. Detailed Implementation

[0015] To make the objectives, technical solutions, and advantages of this invention clearer, the invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the invention.

[0016] The specific implementation of the present invention will be described in detail below with reference to specific embodiments.

[0017] Please see Figure 1 The present invention provides a movable and adjustable angle beach chair backrest, the movable and adjustable angle beach chair backrest comprising:

[0018] The system comprises: a base 1 and a self-locking wheel 2, the self-locking wheel 2 being mounted on the base 1; a lifting mechanism 3, fixedly mounted on the base 1, a support plate 4 with a groove on the lifting mechanism 3, a safety buckle 5 fixedly mounted on the support plate 4, a connecting rod 6 rotatably mounted on the safety buckle 5, and a backrest 7 fixedly mounted on the connecting rod 6; an angle adjustment mechanism 8, mounted in the groove of the support plate 4 and hinged to the backrest 7, the angle adjustment mechanism 8 being used to push the backrest 7 and the connecting rod 6 to rotate on the safety buckle 5 to adjust the angle of the backrest 7; a headrest mechanism 9, mounted on the backrest 7, for supporting the patient's head; and an armrest 10, rotatably mounted on the backrest 7.

[0019] When using the movable and adjustable angle beach chair backrest, first move the backrest to the vicinity of the operating table by rolling the self-locking wheel 2, then activate the lifting mechanism 3. The lifting mechanism 3 can drive the support plate 4 to rise or fall until the support plate 4 is placed on the operating table. Rotate the control end of the angle adjustment mechanism 8, and the angle adjustment mechanism 8 can drive the backrest 7 and the connecting rod 6 to rotate on the safety buckle 5, thereby adjusting the angle of the headrest mechanism 9 on the backrest 7. After the adjustment is completed, the patient can lie on the operating table with their head resting on the headrest mechanism 9, and the armrest 10 can support the patient's arms.

[0020] like Figure 1 As shown, in a preferred embodiment of the present invention, the lifting mechanism 3 includes: a hydraulic push rod 31, which is fixedly installed on the base 1 and fixedly connected to the support plate 4, and the hydraulic push rod 31 is used to push the support plate 4 to rise or fall; a guide column 32, one end of which is fixedly connected to the base 1 and distributed on both sides of the hydraulic push rod 31, and a guide sleeve 33 fixedly connected to the support plate 4 is sleeved on the guide column 32.

[0021] When adjusting the height of the support plate 4, the hydraulic push rod 31 is activated. The hydraulic push rod 31 drives the support plate 4 and the guide sleeve 33 to move up or down along the guide column 32, thereby adjusting the height of the support plate 4.

[0022] like Figure 2As shown, in a preferred embodiment of the present invention, the angle adjustment mechanism 8 includes: a lead screw 81, both ends of which are rotatably connected to the inner wall of the groove opened in the support plate 4, and a throttle 82 fixedly connected to the lead screw 81 outside the groove; a slide rod 83, both ends of which are fixedly connected to the inner wall of the groove and distributed on both sides of the lead screw 81, and a threaded plate 84 threadedly connected to the lead screw 81 is sleeved on the slide rod 83; and a shaft 85, which is fixedly mounted on the threaded plate 84, and a push rod 86 is hinged to the shaft 85, with one end of the push rod 86 away from the shaft 85 hinged to the backing 7.

[0023] When adjusting the angle of the backrest 7, turn the handle 82. The handle 82 drives the lead screw 81 to rotate. The rotation of the lead screw 81 causes the threaded plate 84 and the shaft 85 to slide along the slide bar 83. The movement of the threaded plate 84 causes the push rod 86 to push the backrest 7 and the connecting rod 6 to rotate on the safety buckle 5, thereby realizing the adjustment of the angle of the backrest 7.

[0024] like Figure 3 and Figure 4 As shown, in a preferred embodiment of the present invention, the headrest mechanism 9 includes: a support plate 91, which is fixedly installed on the backrest 7, and a headrest 92 for supporting the head is slidably sleeved on the support plate 91; the headrest 92 can slide on the support plate 91 for height fine adjustment, and a cavity is opened in the headrest 92; and a plurality of pressing blocks 93 are fixed in the cavity opened in the headrest 92, and the pressing blocks 93 are used to press against the support plate 91 to increase the sliding resistance of the headrest 92.

[0025] Before leaning against the backrest 7, the patient can pull the headrest 92, which can slide on the support plate 91 to make a fine adjustment to the height of the headrest 92. The clamping block 93 can be pressed against the support plate 91, which can increase the sliding resistance of the headrest 92 and make the headrest 92 maintain the adjusted position.

[0026] The above description is merely a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, and improvements made within the spirit and principles of the present invention should be included within the protection scope of the present invention.

Claims

1. A movable and adjustable angle beach chair backrest, comprising a base and self-locking wheels, characterized in that, The self-locking wheel is mounted on the base; A lifting mechanism is fixedly installed on a base. A support plate is installed on the lifting mechanism. The support plate has a groove. A safety buckle is fixedly installed on the support plate. A connecting rod is rotatably installed on the safety buckle. A backing is fixedly installed on the connecting rod. An angle adjustment mechanism is installed in the groove of the support plate and hinged to the backrest. The angle adjustment mechanism is used to push the backrest and the connecting rod to rotate on the safety buckle to adjust the angle of the backrest. A headrest mechanism, which is installed on the backrest, is used to support the patient's head; The armrests are mounted on the backrests.

2. The movable and adjustable angle beach chair backrest according to claim 1, characterized in that, The lifting mechanism includes: The hydraulic push rod is fixedly installed on the base and fixedly connected to the support plate. The hydraulic push rod is used to push the support plate up or down. The guide column is fixedly connected to the base at one end and distributed on both sides of the hydraulic push rod. The guide column is fitted with a guide sleeve that is fixedly connected to the support plate.

3. The movable and adjustable angle beach chair backrest according to claim 1, characterized in that, The angle adjustment mechanism includes: A lead screw, the two ends of which are rotatably connected to the inner wall of the groove opened in the support plate, and a throttle handle set outside the groove is fixedly connected to the lead screw; The slide bar has its two ends fixedly connected to the inner wall of the groove and distributed on both sides of the lead screw. A threaded plate that is threadedly connected to the lead screw is fitted on the slide bar. The shaft is fixedly mounted on the threaded plate, and a push rod is hinged to the shaft. The end of the push rod away from the shaft is hinged to the back.

4. The movable and adjustable angle beach chair backrest according to claim 1, characterized in that, The supporting mechanism includes: A support plate is fixedly installed on the backrest, and a headrest for supporting the head is slidably sleeved on the support plate. The headrest can slide on the support plate for fine height adjustment, and a cavity is provided inside the headrest; The clamping blocks are fixed inside the cavity of the headrest and multiple of them are provided. The clamping blocks are used to clamp the support plate to increase the sliding resistance of the headrest.

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