Nursing bed lifting mechanism

Abstract

The utility model discloses a nursing bed lifting mechanism which comprises a nursing bed body, a first transverse supporting plate and a second transverse supporting plate are arranged in the nursing bed body, a front lifting plate and a rear lifting plate are hinged to the upper sides of the two ends of the first transverse supporting plate respectively, and lifting vertical plates are arranged in the middles of the lower sides of the front lifting plate and the rear lifting plate. A supporting vertical plate is arranged on the upper portion in the second transverse supporting plate through a first lead screw, and one end of the supporting vertical plate is arranged in a sliding mode through a limiting rod and a limiting sliding hole in the lower portion of the lifting vertical plate. A supporting vertical plate slidably arranged on a lifting vertical plate on the lower portion of the lifting plate is arranged on the upper portion in the second transverse supporting plate through a first lead screw, so that the first lead screw drives a supporting sliding block and the supporting vertical plate to transversely move and adjust, the inclined use height of one end of the front lifting plate or the rear lifting plate can be adjusted, adjustment is convenient and fast, and the practicability is high. The lifting transmission stability is high, and meanwhile the lifting precision is high.

Description

Technical Field

[0001] The utility model relates to the technical field of nursing beds, in particular to a nursing bed lifting mechanism. Background Art

[0002] Nursing beds are generally powered beds, divided into electric or manual nursing beds. They are designed according to the patient's bedridden lifestyle and treatment needs, and are designed with family members to accompany them. They have multiple nursing functions and operation buttons, and are insulated and safe. Turnover nursing beds are generally no more than 90cm wide, single-person single-layer beds, which are convenient for medical observation and inspection and family members to operate and use. They can be used by sick people, severely disabled people, the elderly, and healthy people during hospitalization or home treatment and rehabilitation, and come in a variety of sizes and forms.

[0003] In the prior art, a nursing bed lifting mechanism with application number 202311430606.4 includes a base frame, a load-bearing unit arranged on the base frame, and a mobile drive unit arranged on the base frame. The base frame is used to lift and stably support the load-bearing unit, and the lifting of one or more sides of the support unit is adjusted by controlling the mobile drive unit. The purpose is to assist the patient on the load-bearing unit to change body position, perform daily washing, eating or nursing, and at the same time avoid the patient's same load-bearing part being subjected to stress for a long time, which may cause pressure sores on the contact surface between the patient and the load-bearing unit, or numbness in the body part leading to poor blood circulation. However, the lifting transmission stability is weak, the lifting accuracy is low, and it is not convenient to lift and adjust the buttocks of prone patients. Utility Model Content

[0004] The utility model aims to provide a nursing bed lifting mechanism to solve the problems in the prior art of weak lifting transmission stability, low lifting accuracy and inconvenience in lifting and adjusting the buttocks of prone patients.

[0005] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a nursing bed lifting mechanism, including a nursing bed body, a first transverse support plate and a second transverse support plate are arranged inside the nursing bed body, a front lifting plate and a rear lifting plate are hingedly connected to the upper sides of both ends of the first transverse support plate respectively, a lifting vertical plate is arranged in the middle of the lower side of the front lifting plate and the rear lifting plate, a supporting vertical plate is arranged in the upper inner part of the second transverse support plate through a first screw, one end of the supporting vertical plate is slidably arranged with a first limiting sliding hole in the lower part of the lifting vertical plate through a limiting rod, a middle lifting plate is arranged in the middle part of the first transverse support plate for vertical lifting through a lifting bracket and a second screw, and a plurality of control buttons are arranged on the outside of the nursing bed body.

[0006] Furthermore, limiting sliding holes are provided inside the two ends of the first transverse support plate, and the lifting vertical plate and the supporting vertical plate are both slidably arranged with the limiting sliding holes.

[0007] Furthermore, the lifting plate is configured as a right-angle trapezoidal plate, and the limiting sliding hole at the lower end of the lifting plate is inclined with respect to the front lifting plate.

[0008] Furthermore, the first screw at the lower part of the lifting plate includes a first screw rod, one end of which is connected to a first motor through a gear set, an external thread of the first screw rod is provided with a support slider, and the lower end of the support plate is vertically welded to the support slider.

[0009] Furthermore, a limiting slider is provided at the lower side of the supporting slider, and the limiting slider is slidably arranged with a limiting sliding groove on the upper part of the second transverse supporting plate.

[0010] Furthermore, the second screw includes a second screw rod rotatably arranged between the first transverse support plate and the second transverse support plate, the lower end of the second screw rod is transmission-connected to the second motor, and the middle part of the lower side of the lifting bracket is threadedly connected to the second screw rod.

[0011] Furthermore, a guide sliding hole is provided in the middle of the first transverse support plate, and both ends of the lifting bracket are slidably arranged with the guide sliding hole.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model is respectively hinged with a front lifting plate and a rear lifting plate on the upper sides of both ends of the first horizontal support plate, and a supporting vertical plate is provided on the upper inner part of the second horizontal support plate through a first screw, and the first screw includes a first screw rod, one end of the first screw rod is connected to a first motor through a gear set, and the external thread of the first screw rod is provided with a supporting slider, so that the supporting slider and the supporting vertical plate can be driven by the first screw rod to move laterally, so that the tilting height of one end of the front lifting plate or the rear lifting plate can be adjusted, and the adjustment is convenient and quick, the lifting transmission stability is strong, and the lifting accuracy is high.

[0014] 2. The utility model also provides a middle lifting plate in the middle of the first transverse support plate which is vertically lifted by a lifting bracket and a second screw. The second screw includes a second screw rod rotatably arranged between the first transverse support plate and the second transverse support plate. The lower end of the second screw rod is transmission-connected to a second motor, and the middle part of the lower side of the lifting bracket is threadedly connected to the second screw rod, so that the second motor drives the second screw rod to rotate forward and reversely, and the lifting bracket can be lifted and lowered, thereby adjusting the use height of the lifting plate in the middle of the lifting bracket, which is convenient for lifting and adjusting the buttocks of prone patients, and is beneficial to improving the efficiency of buttocks care.

[0015] 3. The utility model opens a guide sliding hole in the middle of the first transverse support plate, and both ends of the lifting bracket are slidably arranged with the guide sliding hole, which is used for sliding guidance when the lifting bracket is raised and lowered, which is beneficial to improving the stability of the lifting bracket and the middle lifting plate in the lifting and lowering adjustment. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0017] Figure 1 This is the overall structural front view of the utility model;

[0018] Figure 2 It is a schematic diagram of the rear lifting plate structure of the utility model;

[0019] Figure 3 It is a schematic diagram of the connection structure between the support slider and the support vertical plate of the utility model;

[0020] Figure 4 It is a schematic diagram of the structure of the middle lifting plate of the utility model.

[0021] In the figure: 1. Nursing bed body; 2. First horizontal support plate; 3. Second limit slide hole; 4. Front lifting plate; 5. Lifting vertical plate; 6. First limit slide hole; 7. Second horizontal support plate; 8. First screw rod; 9. Support slider; 10. Gear set; 11. First motor; 12. Support vertical plate; 13. Limit rod; 14. Middle lifting plate; 15. Lifting bracket; 16. Guide slide hole; 17. Control button; 18. Second screw rod; 19. Second motor; 20. Rear lifting plate; 21. Limit slide groove; 22. Limit slider. DETAILED DESCRIPTION

[0022] 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. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. 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.

[0023] See also Figure 1 , Figure 2 , Figure 3 , Figure 4In the embodiment of the utility model, a nursing bed lifting mechanism comprises a nursing bed body 1, a first transverse support plate 2 and a second transverse support plate 7 are arranged inside the nursing bed body 1, a front lifting plate 4 and a rear lifting plate 20 are hingedly connected to the upper sides of both ends of the first transverse support plate 2, and a lifting vertical plate 5 is arranged in the middle of the lower side of the front lifting plate 4 and the rear lifting plate 20, and the lifting vertical plate 5 is arranged to be a right-angled trapezoidal plate, and a supporting vertical plate 12 is arranged on the upper part of the second transverse support plate 7 through a first screw rod, and one end of the supporting vertical plate 12 is slidably arranged with a first limiting sliding hole 6 at the lower part of the lifting vertical plate 5 through a limiting rod 13, and second limiting sliding holes 3 are arranged inside the two ends of the first transverse support plate 2, and the lifting vertical plate 5 and the supporting vertical plate 12 are both slidably arranged with the second limiting sliding hole 3, and the first limiting sliding hole 6 at the lower end of the lifting vertical plate 5 is inclined with the front lifting plate 4 The first screw at the lower part of the lifting plate 5 includes a first screw rod 8, one end of the first screw rod 8 is connected to the first motor 11 through a gear set 10, the first screw rod 8 is provided with a support slider 9 on the external thread, and the lower end of the support plate 12 is vertically welded to the support slider 9, so that the support slider 9 and the support plate 12 are driven by the first screw to move horizontally and adjust, so that the tilting height of one end of the front lifting plate 4 or the rear lifting plate 20 can be adjusted, and the adjustment is convenient and fast, the lifting transmission stability is strong, and the lifting accuracy is high. A limit slider 22 is provided on the lower side of the support slider 9, and the limit slider 22 is slidably arranged with the limit slide groove 21 on the upper part of the second horizontal support plate 7, which is used to slide and guide the support slider 9 when moving and adjusting, which is beneficial to improving the stability of the movement and adjustment of the support slider 9.

[0024] like Figure 1 , Figure 3 and Figure 4 As shown, in order to achieve the lifting and lowering adjustment of the buttocks of a prone patient, a middle lifting plate 14 is vertically lifted and lowered in the middle of the first transverse support plate 2 through a lifting bracket 15 and a second screw, and the second screw includes a second screw rod 18 rotatably arranged between the first transverse support plate 2 and the second transverse support plate 7, and the lower end of the second screw rod 18 is transmission-connected to a second motor 19, and the middle part of the lower side of the lifting bracket 15 is threadedly connected to the second screw rod 18, so that the second screw rod 18 can be driven by the second motor 19 to rotate forward and reversely, and the lifting bracket 15 can be lifted and lowered, thereby adjusting the use height of the middle lifting plate 14 on the upper part of the lifting bracket 15, which is convenient for lifting and lowering the buttocks of prone patients and is beneficial to improving the efficiency of buttocks care. A plurality of control buttons 17 are provided on the outside of the nursing bed 1 to facilitate overall control.

[0025] like Figure 1 and Figure 4As shown, in order to improve the stability of the lifting and lowering adjustment of the lifting bracket 15 and the middle lifting plate 14, a guide slide hole 16 is opened in the middle of the first horizontal support plate 2, and both ends of the lifting bracket 15 are slidably arranged with the guide slide hole 16, which is used to slide and guide the lifting bracket 15 when it is lifted and lowered, which is beneficial to improve the stability of the lifting and lowering adjustment of the lifting bracket 15 and the middle lifting plate 14.

[0026] The working principle and use process of the utility model are as follows: when in use, the front lifting plate 4 and the rear lifting plate 20 are respectively hinged on the upper sides of the two ends of the first horizontal support plate 2, and the upper inner part of the second horizontal support plate 7 is provided with a support vertical plate 12 and a limit rod 13 which are slidably arranged with the lifting vertical plate 5 at the lower part of the lifting plate through the first screw, so that the supporting slider 9 and the supporting vertical plate 12 are driven by the first screw to move horizontally and adjust, so that the tilting height of one end of the front lifting plate 4 or the rear lifting plate 20 can be adjusted, and the adjustment is convenient and quick, the lifting transmission stability is strong, and the lifting accuracy is high.

[0027] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A nursing bed lifting mechanism, comprising a nursing bed body (1), characterized in that: The nursing bed body (1) is provided with a first transverse support plate (2) and a second transverse support plate (7) inside, and the upper sides of both ends of the first transverse support plate (2) are respectively hinged with a front lifting plate (4) and a rear lifting plate (20), and the middle parts of the lower sides of the front lifting plate (4) and the rear lifting plate (20) are provided with a lifting vertical plate (5), and the upper part of the second transverse support plate (7) is provided with a supporting vertical plate (12) through a first screw, and one end of the supporting vertical plate (12) is slidably arranged with a first limiting sliding hole (6) at the lower part of the lifting vertical plate (5) through a limiting rod (13), and the middle part of the first transverse support plate (2) is vertically lifted and lowered with a middle lifting plate (14) through a lifting bracket (15) and a second screw.

2. A nursing bed lifting mechanism according to claim 1, characterized in that: Second limiting sliding holes (3) are provided inside the two ends of the first transverse support plate (2), and the lifting vertical plate (5) and the supporting vertical plate (12) are both slidably arranged with the second limiting sliding holes (3).

3. The nursing bed lifting mechanism according to claim 1, characterized in that: The lifting plate (5) is configured as a right-angle trapezoidal plate, and the first limiting sliding hole (6) at the lower end of the lifting plate (5) is arranged obliquely with the front lifting plate (4).

4. A nursing bed lifting mechanism according to claim 3, characterized in that: The first screw at the lower part of the lifting plate (5) includes a first screw rod (8), one end of which is connected to a first motor (11) via a gear set (10), an external thread of the first screw rod (8) is provided with a support slider (9), and the lower end of the support plate (12) is vertically welded to the support slider (9).

5. The nursing bed lifting mechanism according to claim 4, characterized in that: A limiting slide block (22) is provided at the lower side of the supporting slide block (9), and the limiting slide block (22) is slidably arranged with a limiting slide groove (21) at the upper part of the second transverse support plate (7).

6. The nursing bed lifting mechanism according to claim 1, characterized in that: The second screw comprises a second screw (18) rotatably arranged between the first transverse support plate (2) and the second transverse support plate (7); the lower end of the second screw (18) is transmission-connected to a second motor (19); and the middle portion of the lower side of the lifting bracket (15) is threadedly connected to the second screw (18).

7. The nursing bed lifting mechanism according to claim 6, characterized in that: A guide sliding hole (16) is provided in the middle of the first transverse support plate (2), and both ends of the lifting bracket (15) are slidably arranged with the guide sliding hole (16).

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