CN215960700U

CN215960700U - Seat lifting structure for nursing chair

Info

Publication number: CN215960700U
Application number: CN202121651546.5U
Authority: CN
Inventors: 刘峰; 于政
Original assignee: Kangliyuan Tianjin Medical Technology Co ltd
Current assignee: Kangliyuan Tianjin Medical Technology Co ltd
Priority date: 2021-07-20
Filing date: 2021-07-20
Publication date: 2022-03-08
Anticipated expiration: 2031-07-20

Abstract

The utility model discloses a seat lifting structure for a nursing chair, which comprises a main frame body and fixing seats, wherein the two sides of the top end of the main frame body are respectively and fixedly connected with the fixing seats, the two ends of the two sides of the bottom of the main frame body are respectively and fixedly connected with trundles, the top end inside each fixing seat is provided with a sleeve, the outer side of each sleeve is provided with an inserting cylinder, a lifting structure is arranged between each fixing seat and the corresponding inserting cylinder, one end of each inserting cylinder is movably connected with a hinge rod, and the top of the other end of each hinge rod is respectively and fixedly connected with a handrail. This nursing seat elevation structure for chair is through being provided with supplementary limit structure between a section of thick bamboo and telescopic one end inserting, when lifting with elevation structure to inserting a section of thick bamboo, stir the slider along first spout and second spout, treat the bottom plate and adjust to the high back of suitable human position of sitting, fix the position of inserting a section of thick bamboo with the installation piece that has the screw again, the inside screw-thread engagement of cooperation avoids elevation structure to produce the gyration, the problem of the easy slippage of elevation structure of seat has been solved.

Description

Seat lifting structure for nursing chair

Technical Field

The utility model relates to the technical field of nursing chairs, in particular to a lifting structure of a nursing chair.

Background

In order to facilitate the walking of people with disabled limbs, incapability of taking care of themselves or after an operation and during treatment, wheelchairs are mostly used as walking tools for people of the type, and can be classified into a manual mode and an electric mode.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a seat lifting structure for a nursing chair, which aims to solve the problem that the lifting structure of the seat is easy to slip in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a seat lifting structure for a nursing chair comprises a main frame body and fixing seats, wherein the fixing seats are fixedly connected to two sides of the top end of the main frame body respectively, the two ends of the two sides of the bottom of the main frame body are respectively and fixedly connected with a caster wheel, the top end inside the fixed seat is provided with a sleeve, an inserting cylinder is arranged at the outer side of the sleeve, a lifting structure is arranged between the fixed seat and the inserting cylinder, one end of the inserting cylinder is movably connected with a hinged rod, the top of the other end of the hinged rod is respectively and fixedly connected with a handrail, one end of the hinge rod is fixedly connected with a back plate, the bottom of one end of the hinge rod is fixedly connected with a bottom plate, a bedpan is fixedly connected at the middle position inside the bottom plate, a cushion is arranged at the top end between one sides of the bottom plate, a protective structure is arranged between one sides of the inserted cylinders, the both sides of the body frame body one end swing joint respectively have the footboard, it is provided with supplementary limit structure to insert between a section of thick bamboo and telescopic one end.

Preferably, supplementary limit structure includes first spout, first spout sets up respectively in the one end of inserting a section of thick bamboo, telescopic one end is provided with the second spout, swing joint has the slider between the one end of first spout and second spout, swing joint has the installation piece between slider and the one end of inserting a section of thick bamboo.

Preferably, elevation structure comprises pole in positioning bolt, swing arm, movable sleeve and the screw thread, movable sleeve fixed connection is in the inside on inserting a section of thick bamboo top, swing arm swing joint is on the top of inserting a section of thick bamboo, the pole in inserting a section of thick bamboo fixedly connected with screw thread is passed to the bottom of swing arm, positioning bolt activity is connected between fixing base and telescopic one side.

Preferably, the diameter of the threaded inner rod is smaller than that of the inner cavity of the movable sleeve, and the threaded inner rod and the movable sleeve are located on the same horizontal plane.

Preferably, protective structure comprises vertical draw-in groove, spring rope, connecting plate and fastening bolt, vertical draw-in groove sets up respectively in the inside of inserting a section of thick bamboo one side, the inside of vertical draw-in groove is provided with the connecting plate, fixedly connected with multiunit spring rope between one side of connecting plate, swing joint has fastening bolt between connecting plate and the one end of inserting a section of thick bamboo.

Preferably, the spring ropes are arranged at equal intervals between one sides of the connecting plates.

Compared with the prior art, the utility model has the beneficial effects that: the lifting structure of the chair for the nursing chair not only realizes the purpose of avoiding the lifting rod from slipping off and realizing the purpose of conveniently lifting the chair plate, but also realizes the purpose of protecting the front of a patient;

(1) an auxiliary limiting structure is arranged between the inserting barrel and one end of the sleeve and comprises a first sliding groove, when the inserting barrel is lifted by a lifting structure, a sliding block is shifted along the first sliding groove and a second sliding groove, after a bottom plate is adjusted to a height suitable for the sitting posture of a human body, the position of the inserting barrel is fixed by an installation sheet with a screw, and the lifting structure is prevented from rotating, slipping and the like by matching with internal threaded engagement;

(2) the lifting structure is arranged between the fixed seat and the insertion cylinder and consists of a positioning bolt, rotary rods, a movable sleeve and a threaded inner rod, and two hands respectively hold the rotary rods on two sides and do circular motion according to the top of the insertion cylinder, so that the threaded inner rod limited in the movable sleeve and the sleeve are in threaded transmission, the insertion cylinder is driven to slowly rise along the outer wall of the sleeve, and the lifting of the control seat can be cleaned when the legs of a patient are inconvenient;

(3) through being provided with protective structure between one side at a section of thick bamboo, protective structure comprises vertical draw-in groove, spring rope, connecting plate and fastening bolt, and after the patient was located the cushion, insert the connecting plate respectively in vertical draw-in groove and with fastening bolt to the two fixed of locking along the inboard of inserting a section of thick bamboo, can avoid producing vibrations because of the seat walking and lead to the patient to drop the cushion to a positive guard action that plays.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a schematic view of a front cross-sectional structure of the lifting structure of the present invention;

FIG. 3 is a front view of the protective structure of the present invention;

fig. 4 is a schematic front view of the insertion tube of the present invention.

In the figure: 1. a main frame body; 2. a caster wheel; 3. a fixed seat; 4. inserting a cylinder; 5. a lifting structure; 501. positioning the bolt; 502. rotating the rod; 503. a movable sleeve; 504. a threaded inner rod; 6. a sleeve; 7. a back plate; 8. a handrail; 9. a protective structure; 901. a longitudinal slot; 902. a spring cord; 903. a connecting plate; 904. fastening a bolt; 10. a hinged lever; 11. a cushion; 12. a base plate; 13. a bedpan; 14. a pedal; 15. a first chute; 16. a second chute; 17. a slider; 18. and (7) mounting the sheet.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1: referring to fig. 1-4, a lifting structure of a chair for nursing chairs comprises a main frame body 1 and fixing seats 3, wherein the fixing seats 3 are fixedly connected to two sides of the top end of the main frame body 1 respectively, casters 2 are fixedly connected to two ends of two sides of the bottom of the main frame body 1 respectively, a sleeve 6 is arranged at the top end of the interior of the fixing seat 3, an inserting cylinder 4 is arranged on the outer side of the sleeve 6, a lifting structure 5 is arranged between the fixing seat 3 and the inserting cylinder 4, one end of the inserting cylinder 4 is movably connected with a hinge rod 10, the top of the other end of the hinge rod 10 is fixedly connected with a handrail 8 respectively, one end of the hinge rod 10 is fixedly connected with a back plate 7, the bottom of one end of the hinge rod 10 is fixedly connected with a bottom plate 12, a bedpan 13 is fixedly connected to the middle position of the interior of the bottom plate 12, a cushion 11 is arranged at the top end between one sides of the bottom plate 12, a protective structure 9 is arranged between one side of the inserting cylinder 4, pedals 14 are movably connected to two sides of one end of the main frame body 1 respectively, an auxiliary limiting structure is arranged between the inserting cylinder 4 and one end of the sleeve 6;

referring to fig. 1-4, the lifting structure of the chair for nursing chair further comprises an auxiliary limiting structure, the auxiliary limiting structure comprises a first sliding chute 15, the first sliding chute 15 is respectively arranged at one end of the inserting cylinder 4, one end of the sleeve 6 is provided with a second sliding chute 16, a sliding block 17 is movably connected between the first sliding chute 15 and one end of the second sliding chute 16, and a mounting piece 18 is movably connected between the sliding block 17 and one end of the inserting cylinder 4;

specifically, as shown in fig. 1 and 4, when the lifting structure 5 lifts the insertion tube 4, the sliding block 17 is shifted along the first sliding slot 15 and the second sliding slot 16, and after the bottom plate 12 is adjusted to a height suitable for the sitting posture of the human body, the position of the insertion tube 4 is fixed by the mounting piece 18 with the screw, and the lifting structure 5 is prevented from rotating, slipping and the like by matching with the internal threaded engagement.

Example 2: the lifting structure 5 consists of a positioning bolt 501, a rotating rod 502, a movable sleeve 503 and a threaded inner rod 504, the movable sleeve 503 is fixedly connected inside the top end of the inserting cylinder 4, the rotating rod 502 is movably connected to the top end of the inserting cylinder 4, the bottom end of the rotating rod 502 penetrates through the inserting cylinder 4 and is fixedly connected with the threaded inner rod 504, and the positioning bolt 501 is movably connected between the fixed seat 3 and one side of the sleeve 6;

the diameter of the threaded inner rod 504 is smaller than that of the inner cavity of the movable sleeve 503, the threaded inner rod 504 and the movable sleeve 503 are positioned on the same horizontal plane, and lifting transmission can be carried out through clamping and communication of the inner thread and the outer thread during rotation, and clamping and collision are avoided;

specifically, as shown in fig. 1 and fig. 2, the two hands respectively hold the two rotary rods 502 at two sides and make a circular motion according to the top of the insertion tube 4, so that the threaded inner rod 504 limited in the movable sleeve 503 and the sleeve 6 perform a threaded transmission, and the insertion tube 4 is driven to slowly rise along the outer wall of the sleeve 6, so that the patient can clean the lifting of the control seat even if the legs of the patient are inconvenient.

Example 3: the protective structure 9 is composed of a longitudinal clamping groove 901, spring ropes 902, a connecting plate 903 and fastening bolts 904, wherein the longitudinal clamping groove 901 is respectively arranged inside one side of the inserting cylinder 4, the connecting plate 903 is arranged inside the longitudinal clamping groove 901, a plurality of groups of spring ropes 902 are fixedly connected between one sides of the connecting plates 903, and the fastening bolts 904 are movably connected between the connecting plates 903 and one end of the inserting cylinder 4;

the spring ropes 902 are arranged at equal intervals on one side of the connecting plate 903, and the protection area can be enlarged by the plurality of spring ropes 902, so that the protection effect is more obvious than that of a single binding belt;

specifically, as shown in fig. 1 and 3, after the patient is positioned on the seat cushion 11, the connecting plates 903 are respectively inserted into the longitudinal slots 901 along the inner side of the insertion tube 4 and are locked and fixed by the fastening bolts 904, so that the patient can be prevented from falling down on the seat cushion 11 due to vibration generated by the walking of the seat, and a front protection effect is achieved.

The working principle is as follows: when the utility model is used, firstly, the hinge rods 10 are opened to be looped at two sides of a patient, the body of the patient is slightly lifted, then the hinge rods 10 are closed, namely, the hinge rods can be placed on the cushion 11, two hands respectively hold the rotary rods 502 at two sides and do circular motion according to the top of the inserting barrel 4, so that the threaded inner rod 504 limited in the movable sleeve 503 and the sleeve 6 carry out threaded transmission, the inserting barrel 4 is driven to slowly rise along the outer wall of the sleeve 6, the lifting of the control seat can be cleaned and controlled in time when the legs of the patient are inconvenient, meanwhile, the sliding block 17 is shifted along the first sliding chute 15 and the second sliding chute 16, after the bottom plate 12 is adjusted to the height suitable for the sitting posture of the human body, the position of the inserting barrel 4 is fixed by the mounting plate 18 with screws, the phenomenon of rotation, slipping and the like of the lifting structure 5 is avoided by matching with the internal threaded engagement, finally, the connecting plate 903 is respectively inserted into the longitudinal clamping grooves 901 along the inner side of the inserting barrel 4 and is locked and fixed by the fastening bolts 904, avoid controlling the seat through handrail 8 and walking and producing vibrations and lead to the patient to drop cushion 11 to a positive guard action that plays.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a nursing is seat elevation structure for chair, includes the body frame body (1) and fixing base (3), its characterized in that: the bed is characterized in that fixing seats (3) are fixedly connected to two sides of the top end of the main frame body (1) respectively, trundles (2) are fixedly connected to two ends of two sides of the bottom of the main frame body (1) respectively, a sleeve (6) is arranged at the top end of the interior of the fixing seat (3), an inserting barrel (4) is arranged on the outer side of the sleeve (6), a lifting structure (5) is arranged between the fixing seat (3) and the inserting barrel (4), a hinged rod (10) is movably connected to one end of the inserting barrel (4), a handrail (8) is fixedly connected to the top of the other end of the hinged rod (10) respectively, a back plate (7) is fixedly connected to one end of the hinged rod (10), a bottom plate (12) is fixedly connected to the bottom of one end of the hinged rod (10), a bedpan (13) is fixedly connected to the middle position inside the bottom plate (12), and a cushion (11) is arranged at the top end of the bottom plate (12) between one sides, a protective structure (9) is arranged between one side of the inserted cylinder (4), pedals (14) are respectively and movably connected to two sides of one end of the main frame body (1), and an auxiliary limiting structure is arranged between one end of the inserted cylinder (4) and one end of the sleeve (6).

2. The lifting structure of a chair for a nursing chair according to claim 1, wherein: supplementary limit structure includes first spout (15), first spout (15) set up respectively in the one end of inserting a section of thick bamboo (4), the one end of sleeve (6) is provided with second spout (16), swing joint has slider (17) between the one end of first spout (15) and second spout (16), swing joint has installation piece (18) between slider (17) and the one end of inserting a section of thick bamboo (4).

3. The lifting structure of a chair for a nursing chair according to claim 1, wherein: elevation structure (5) comprises positioning bolt (501), swing arm (502), movable sleeve (503) and interior pole of screw thread (504), movable sleeve (503) fixed connection is in the inside of inserting a section of thick bamboo (4) top, swing arm (502) swing joint is on the top of inserting a section of thick bamboo (4), pole (504) in the bottom of swing arm (502) is passed and is inserted a section of thick bamboo (4) fixedly connected with screw thread, positioning bolt (501) activity is connected between one side of fixing base (3) and sleeve (6).

4. The lifting structure of a chair for a nursing chair according to claim 3, wherein: the diameter of the threaded inner rod (504) is smaller than that of the inner cavity of the movable sleeve (503), and the threaded inner rod (504) and the movable sleeve (503) are in the same horizontal plane.

5. The lifting structure of a chair for a nursing chair according to claim 1, wherein: the protective structure (9) is composed of longitudinal clamping grooves (901), spring ropes (902), connecting plates (903) and fastening bolts (904), the longitudinal clamping grooves (901) are respectively arranged inside one side of the inserting cylinder (4), the connecting plates (903) are arranged inside the longitudinal clamping grooves (901), a plurality of groups of spring ropes (902) are fixedly connected between one sides of the connecting plates (903), and the fastening bolts (904) are movably connected between the connecting plates (903) and one end of the inserting cylinder (4).

6. The lifting structure of a chair for a nursing chair according to claim 5, wherein: the spring ropes (902) are arranged at equal intervals between one sides of the connecting plates (903).