CN219250740U

CN219250740U - Three-stage slideway mechanism

Info

Publication number: CN219250740U
Application number: CN202222878745.0U
Authority: CN
Inventors: 魏欢; 李聪; 柏贺; 李朝阳
Original assignee: Hebei Pukang Medical Instruments Co ltd
Current assignee: Hebei Pukang Medical Instruments Co ltd
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-06-27
Anticipated expiration: 2032-10-31

Abstract

The utility model relates to a three-stage slide mechanism, which comprises a first-stage slide, a second-stage slide and a third-stage slide, wherein the first-stage slide is in sliding connection with the second-stage slide, the second-stage slide is positioned in the first-stage slide, a first-stage slide inner clamping ring and a second-stage slide outer clamping ring are arranged between the first-stage slide and the second-stage slide, the second-stage slide is in sliding connection with the third-stage slide, a third-stage slide outer clamping ring and a second-stage slide inner clamping ring are arranged between the second-stage slide and the third-stage slide, the second-stage slide can slide in the second-stage slide under the action of the first-stage slide inner clamping ring and the second-stage slide inner clamping ring, and the first-stage slide, the second-stage slide and the third-stage slide are mutually matched, so that the length of a sickbed can be adjusted according to the heights of different patients, the patient can find a proper length position, the health recovery of the patient is facilitated, the structure is simple, and the use is convenient.

Description

Three-stage slideway mechanism

Technical Field

The utility model relates to the technical field of bed board surface telescopic mechanisms, in particular to a three-stage slideway mechanism.

Background

The medical sickbed is used as a common medical device and is widely applied to different wards of various hospitals, and is almost the medical device with the longest use time and the highest use frequency during the hospitalization period of patients. During hospitalization, not only the accuracy of the patient treatment scheme is considered, but also the scientificity of the later rehabilitation process of the patient is considered, and the requirements are continuously put forward, so that the medical sickbed is continuously improved.

In the prior art, a sickbed is common equipment of a hospital, and in the use process of the common sickbed, a certain length of a bed surface is set at the beginning of design, and the heights and the shapes of different patients are different, so that the uncomfortable situation of leg placement can occur when different patients use the sickbed, the length of the sickbed is inconvenient to adjust by the existing sickbed, and therefore, a three-stage slideway mechanism is designed and can be used for extending the bed surface.

Disclosure of Invention

Aiming at the problems in the prior art, the utility model aims to provide a three-stage slideway mechanism so as to solve the technical problems in the background art.

In order to solve the problems, the utility model adopts the following technical scheme.

The utility model provides a tertiary slide mechanism, includes one-level slide, second grade slide and tertiary slide, the one-level slide with second grade slide sliding connection, second grade slide are located one-level slide, are provided with one-level slide inner clasp and second grade slide outer clasp between one-level slide and the second grade slide, the second grade slide with tertiary slide sliding connection is provided with tertiary slide outer clasp and second grade slide inner clasp between second grade slide and the tertiary slide, and tertiary slide is located the second grade slide.

Preferably, a first groove is formed in the inner wall of the primary slideway, the outer wall of the primary slideway inner clamping ring is fixed in the first groove, and the inner wall of the primary slideway inner clamping ring is connected with the secondary slideway.

In any of the above schemes, preferably, a first limiting ring is fixed on an inner wall of one end of the primary slideway, which is close to the first groove, and a second limiting ring is fixed on an inner wall of one end of the primary slideway, which is far away from the first groove.

In any of the above schemes, preferably, the outer wall of the secondary slide is provided with a second groove, the inner wall of the outer snap ring of the secondary slide is fixed in the second groove, and the outer wall of the outer snap ring of the secondary slide is slidably connected with the primary slide.

In any of the above schemes, preferably, a third groove is formed in the inner wall of the secondary slideway, the outer wall of the inner clamping ring of the secondary slideway is fixed in the third groove, and the inner wall of the inner clamping ring of the secondary slideway is connected with the tertiary slideway.

In any of the above schemes, preferably, a third limiting ring is fixed on the inner wall of the end, close to the third groove, of the second slide, and a fourth limiting ring is fixed on the inner wall of the end, far away from the third groove, of the second slide.

In any of the above schemes, preferably, a fourth groove is formed in the outer wall of the third-stage slideway, the inner wall of the outer snap ring of the third-stage slideway is fixed in the fourth groove, and the outer wall of the outer snap ring of the third-stage slideway is slidably connected with the second-stage slideway.

Compared with the prior art, the utility model has the advantages that:

according to the design of the first-stage slideway, the second-stage slideway and the third-stage slideway, when the first-stage slideway is arranged on the fixing frame of the sickbed, the second-stage slideway can slide in the first-stage slideway under the action of the inner clamping ring of the first-stage slideway and the outer clamping ring of the second-stage slideway, the third-stage slideway can slide in the second-stage slideway under the action of the outer clamping ring of the third-stage slideway and the inner clamping ring of the second-stage slideway, and through the design, the first-stage slideway, the second-stage slideway and the third-stage slideway are matched with each other, and can stretch and shrink, so that the length of the sickbed can be adjusted according to the heights of different patients, the patient can find a proper length position conveniently, the health recovery of the patient is facilitated, and the sickbed is simple in structure and convenient to use.

Drawings

FIG. 1 is a schematic view of the overall structure of a three stage slide mechanism of the present utility model;

FIG. 2 is a schematic diagram of a primary chute and secondary chute connection;

FIG. 3 is a schematic diagram of a secondary slide to tertiary slide connection;

FIG. 4 is a schematic cross-sectional view of the present utility model.

The reference numerals in the figures illustrate:

1. a first stage slideway; 2. a second stage slideway; 3. three-stage slide ways; 4. a first-stage slideway inner clamping ring; 5. an outer clamping ring of the secondary slideway; 6. an outer clamping ring of the three-stage slideway; 7. a clamping ring in the second-stage slideway; 8. a first stop collar; 9. a third limiting ring; 10. a fourth stop collar; 11. and a second limiting ring.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model; it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

Examples:

referring to fig. 1 to 4, a three-stage slide mechanism includes a first stage slide 1, a second stage slide 2 and a third stage slide 3, the first stage slide 1 is slidably connected with the second stage slide 2, the second stage slide 2 is located in the first stage slide 1, a first stage slide inner snap ring 4 and a second stage slide outer snap ring 5 are disposed between the first stage slide 1 and the second stage slide 2, the second stage slide 2 is slidably connected with the third stage slide 3, a third stage slide outer snap ring 6 and a second stage slide inner snap ring 7 are disposed between the second stage slide 2 and the third stage slide 3, and the third stage slide 3 is located in the second stage slide 2.

In this embodiment, a first groove is formed in the inner wall of the primary slide 1, the outer wall of the primary slide inner snap ring 4 is fixed in the first groove, the inner wall of the primary slide inner snap ring 4 is connected with the secondary slide 2 in a slide way, a first limiting ring 8 is fixed on the inner wall of one end of the primary slide 1, which is close to the first groove, and a second limiting ring 11 is fixed on the inner wall of one end of the primary slide 1, which is far away from the first groove. Through the design, the second-stage slide way 2 can slide in the first-stage slide way 1, the second limiting ring 11 can limit the bottom end of the second-stage slide way 2, the first limiting ring 8 can prevent the second-stage slide way 2 from sliding out of the first-stage slide way 1, and the design of the snap ring 4 in the first-stage slide way can facilitate the sliding of the second-stage slide way 2 in the first-stage slide way 1.

In this embodiment, a second groove is formed in the outer wall of the secondary slide 2, and the inner wall of the secondary slide outer snap ring 5 is fixed in the second groove, and the outer wall of the secondary slide outer snap ring 5 is slidably connected with the primary slide 1. The design of the outer snap ring 5 of the secondary slide way can enable the secondary slide way 2 to slide in the primary slide way 1, the connection between the primary slide way 1 and the secondary slide way 2 can be more stable by matching with the inner snap ring 4 of the primary slide way, and the occurrence of the condition that sliding deviation occurs when the secondary slide way 2 slides in the primary slide way 1 is avoided.

In this embodiment, a third groove is formed in the inner wall of the second slide 2, the outer wall of the second slide inner snap ring 7 is fixed in the third groove, the inner wall of the second slide inner snap ring 7 is connected with the third slide 3 in a slide way, a third limiting ring 9 is fixed on the inner wall of the second slide 2, which is close to one end of the third groove, and a fourth limiting ring 10 is fixed on the inner wall of the second slide 2, which is far away from one end of the third groove. Through the design, the three-stage slide way 3 can slide in the two-stage slide way 2, the fourth limiting ring 10 can limit the bottom end of the three-stage slide way 3, the third limiting ring 9 can prevent the three-stage slide way 3 from sliding out of the two-stage slide way 2, and the design of the clamping ring 7 in the two-stage slide way can facilitate the three-stage slide way 3 to slide in the two-stage slide way 2.

In this embodiment, a fourth groove is formed in the outer wall of the third-stage slideway 3, and the inner wall of the third-stage slideway outer snap ring 6 is fixed in the fourth groove, and the outer wall of the third-stage slideway outer snap ring 6 is slidably connected with the second-stage slideway 2. The design of the outer snap ring 6 of the three-stage slide way can enable the three-stage slide way 3 to slide in the second-stage slide way 2, and the connection between the second-stage slide way 2 and the three-stage slide way 3 is more stable by matching with the inner snap ring 7 of the second-stage slide way, so that sliding deviation of the three-stage slide way 3 in the second-stage slide way 2 is avoided.

The working process of the utility model is as follows:

the hospital bed is installed on the hospital bed in a bilateral symmetry mode, the first-stage slideway 1 is installed on a fixing frame of the hospital bed, the second-stage slideway 2 is installed in the first-stage slideway 1, the second-stage slideway 2 can slide in the first-stage slideway 1, the second limiting ring 11 can limit the bottom end of the second-stage slideway 2, the first limiting ring 8 can prevent the second-stage slideway 2 from slipping out of the first-stage slideway 1, the second-stage slideway 2 can conveniently slide in the first-stage slideway 1 due to the design of the first-stage slideway inner clamping ring 4, the second-stage slideway outer clamping ring 5 can enable the second-stage slideway 2 to slide in the first-stage slideway 1, the connection between the first-stage slideway 1 and the second-stage slideway 2 is more stable due to the matching of the first-stage slideway inner clamping ring 4, the sliding deviation is avoided when the second-stage slideway 2 slides in the first-stage slideway 1, the third-stage slideway 3 is installed in the second-stage slideway 2, the fourth limiting ring 10 can limit the bottom end of the third-stage slideway 3, the third limiting ring 9 can prevent the third-stage slideway 3 from slipping out of the first-stage slideway 2, the second-stage slideway 7 can be matched with the second-stage slideway 3 in the first-stage slideway 1, the second-stage slideway 3 can be prevented from sliding in the second-stage slideway 3, the second-stage slideway 3 is matched with the second-stage slideway 3 in the first-stage slideway 6, the second-stage slideway 3 in the sliding deviation is prevented from sliding in the second-stage slideway 3, the sliding deviation from sliding deviation between the second-stage slideway 3 is different from sliding, and the stage slideway 3, and the sliding slide 3 can be stretched.

The above description is only of the preferred embodiments of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.

Claims

1. The utility model provides a tertiary slide (3) mechanism, includes one-level slide (1), second grade slide (2) and tertiary slide (3), its characterized in that: the utility model discloses a three-level slide, including one-level slide (1), second grade slide (2), third grade slide (3) and third grade slide (3), one-level slide (1) and second grade slide (2) are provided with one-level slide inner snap ring (4) and second grade slide outer snap ring (5) between one-level slide (1) and second grade slide (2), second grade slide (2) with third grade slide (3) sliding connection is provided with third grade slide outer snap ring (6) and second grade slide inner snap ring (7) between second grade slide (2) and third grade slide (3).

2. A three-stage slide (3) mechanism according to claim 1, characterized in that: the inner wall of the primary slide way (1) is provided with a first groove, the outer wall of the primary slide way inner clamping ring (4) is fixed in the first groove, and the inner wall of the primary slide way inner clamping ring (4) is connected with the slide way of the secondary slide way (2).

3. A three-stage slide (3) mechanism according to claim 2, characterized in that: the first limiting ring (8) is fixed on the inner wall of one end of the first slide way (1) close to the first groove, and the second limiting ring (11) is fixed on the inner wall of one end of the first slide way (1) far away from the first groove.

4. A three-stage slide (3) mechanism according to claim 1, characterized in that: the outer wall of the secondary slide way (2) is provided with a second groove, the inner wall of the secondary slide way outer snap ring (5) is fixed in the second groove, and the outer wall of the secondary slide way outer snap ring (5) is in sliding connection with the primary slide way (1).

5. A three-stage slide (3) mechanism according to claim 1, characterized in that: the inner wall of the secondary slide way (2) is provided with a third groove, the outer wall of the secondary slide way inner clamping ring (7) is fixed in the third groove, and the inner wall of the secondary slide way inner clamping ring (7) is connected with the three-stage slide way (3) in a slide way.

6. A three-stage slide (3) mechanism according to claim 5, characterized in that: the inner wall of one end, close to the third groove, of the second-stage slideway (2) is fixedly provided with a third limiting ring (9), and the inner wall of one end, far away from the third groove, of the second-stage slideway (2) is fixedly provided with a fourth limiting ring (10).

7. A three-stage slide (3) mechanism according to claim 1, characterized in that: a fourth groove is formed in the outer wall of the three-stage slide way (3), the inner wall of the three-stage slide way outer clamping ring (6) is fixed in the fourth groove, and the outer wall of the three-stage slide way outer clamping ring (6) is in sliding connection with the second-stage slide way (2).