CN212730326U

CN212730326U - Supporting and lifting device for venipuncture

Info

Publication number: CN212730326U
Application number: CN202020693598.8U
Authority: CN
Inventors: 孙霞
Original assignee: Bayannur Hospital
Current assignee: Bayannur Hospital
Priority date: 2020-04-29
Filing date: 2020-04-29
Publication date: 2021-03-19
Anticipated expiration: 2030-04-29

Abstract

The utility model relates to the field of medical equipment, and discloses a supporting and lifting device for venipuncture, which comprises a base, a supporting plate and a lifting mechanism; the lifting mechanism comprises two V-shaped lifting frames, each V-shaped lifting frame comprises a hinge block and two lifting support plates, the two lifting support plates are hinged with the hinge block to form a V-shaped lifting frame with a V-shaped cross section, and two end heads of the V-shaped lifting frame are respectively hinged to the top surface of the base and the bottom surface of the support plate; the hinged blocks of the two V-shaped lifting frames are provided with threaded holes, threaded rods penetrate through the threaded holes, and one of the hinged blocks is provided with a servo motor for driving the threaded rods. The utility model discloses a rotatory articulated piece that makes two V-arrangement erects of control servo motor draws close or separates mutually, realizes the lift of backup pad, and medical personnel can adjust the height of backup pad according to the height of oneself, lets patient's arm arrange comfortable position in, and medical personnel also can avoid excessively bowing, the low head, satisfies different medical personnel's height requirement.

Description

Supporting and lifting device for venipuncture

Technical Field

The utility model relates to the field of medical equipment, concretely relates to a support elevating gear for venipuncture.

Background

When a patient is subjected to venipuncture, medical staff must bend down to carry out venipuncture on arms of the patient, and as a large number of patients bend down deeply countless times every day, many medical staff feel lumbago, and occupational diseases of lumbago and backache can be caused after a long time, so that pain and motor dysfunction are caused.

And medical personnel height is different, and the desk height of venipuncture is specific, so medical personnel need to pass through to bow, lower the head for the patient when carrying out the venipuncture for the patient, just can accomplish the puncture, and the work load of a day is about 60-70 people times, can cause medical personnel lumbar disc herniation or lumbar muscle strain, cervical vertebra strain for a long time more. This occupational disease is a serious occupational health problem affecting the health and performance of caregivers, and there is currently no effective preventive measure.

SUMMERY OF THE UTILITY MODEL

Based on above problem, the utility model provides a support elevating gear for venipuncture when medical personnel carry out venipuncture to the patient, draw close or separate mutually through the articulated piece that control servo motor rotation made two V-arrangement erects, realizes the lift of backup pad, and medical personnel can adjust the height of backup pad according to the height of oneself, lets patient's arm arrange comfortable position in, and medical personnel also can avoid excessively bending over, lowering head, satisfies different medical personnel's height requirement.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:

a supporting and lifting device for venipuncture comprises a base and a supporting plate, wherein the supporting plate is arranged right above the base through a lifting mechanism; the lifting mechanism comprises two V-shaped lifting frames which are oppositely and symmetrically arranged, each V-shaped lifting frame comprises a hinge block and two lifting support plates which are respectively arranged on the top surface and the bottom surface of the hinge block, two opposite side edges of each lifting support plate are provided with mutually parallel rotating shafts, the two lifting support plates are hinged with the hinge block through the rotating shafts and hinge joints to form a V-shaped lifting frame with a V-shaped cross section, and two end heads of the V-shaped lifting frame are respectively hinged to the top surface of the base and the bottom surface of the support plate through the rotating shafts and the hinge joints; threaded holes are formed in the middle of the hinged blocks of the two V-shaped lifting frames, screw rods penetrate through the threaded holes, a servo motor for driving the screw rods to rotate is fixed on one hinged block, and the screw rods are perpendicular to the central axes of the two V-shaped lifting frames.

Furthermore, the hinged blocks of the two V-shaped lifting frames face the middle position of the screw rod, the length of the screw rod is smaller than the distance of the two hinged points on the surface of the base, and the end of the screw rod far away from the servo motor is provided with a limiting block with the diameter larger than the diameter of the threaded hole.

Furthermore, the base is of a hollow structure, a storage battery for driving the servo motor to rotate is installed in a hollow inner cavity of the base, a forward and reverse rotation control switch is arranged on the base, and the storage battery, the forward and reverse rotation control switch and the servo motor are connected in series through a wire.

Furthermore, the storage battery is a rechargeable battery, and a charging interface capable of charging the storage battery is arranged on the side face of the base.

Furthermore, the side of the base is provided with a rectangular groove, and a drawer for placing a charging power cord is inserted into the rectangular groove.

Further, the edges of the side walls of the supporting plate are smooth, and a soft cushion is arranged at the top of the supporting plate.

Further, a corrugated protective cover is arranged between the edge of the base and the edge of the supporting plate.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses when medical personnel carried out the venipuncture to the patient, draw close or separate mutually through the rotatory articulated piece that makes two V-arrangement erects of control servo motor, realize the lift of backup pad, medical personnel can adjust the height of backup pad according to the height of oneself, let patient's arm arrange comfortable position in, medical personnel also can avoid excessively bowing, the low head, satisfy different medical personnel's height requirement.

Drawings

FIG. 1 is a schematic structural view of a supporting and lifting device for venipuncture in an embodiment;

FIG. 2 is a schematic structural diagram of the embodiment of the lifting device for supporting the height of the lifting device to the highest position;

FIG. 3 is a schematic structural view of an embodiment of a lifting plate;

FIG. 4 is a schematic view of the connection between the hinge block and the hinge joint of the hinge block in the embodiment;

FIG. 5 is a schematic perspective view of a supporting and lifting device for venipuncture in an embodiment;

wherein: 1. a base; 2. a support plate; 3. a hinged block; 4. a lifting support plate; 5. a rotating shaft; 6. a hinge joint; 7. a screw; 8. a servo motor; 9. a limiting block; 10. a storage battery; 11. a forward and reverse rotation control switch; 12. a charging interface; 13. a soft cushion; 14. a protective cover; 15. a rectangular groove; 16. a drawer.

Detailed Description

To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.

Example (b):

referring to fig. 1-5, a supporting and lifting device for venipuncture comprises a base 1 and a supporting plate 2, wherein the supporting plate 2 is arranged right above the base 1 through a lifting mechanism; the lifting mechanism comprises two V-shaped lifting frames which are oppositely and symmetrically arranged, each V-shaped lifting frame comprises a hinge block 3 and two lifting support plates 4 which are respectively arranged on the top surface and the bottom surface of the hinge block 3, two opposite side edges of each lifting support plate 4 are provided with mutually parallel rotating shafts 5, the two lifting support plates 4 are hinged with the hinge block 3 through the rotating shafts 5 and a hinge joint 6 to form a V-shaped lifting frame with a V-shaped cross section, and two end heads of the V-shaped lifting frame are respectively hinged to the top surface of the base 1 and the bottom surface of the support plate 2 through the rotating shafts 5 and the hinge joint 6; threaded holes are formed in the middle of the hinged blocks 3 of the two V-shaped lifting frames, screw rods 7 penetrate through the threaded holes, a servo motor 8 for driving the screw rods 7 to rotate is fixed on one hinged block 3, and the screw rods 7 are perpendicular to the central axes of the two V-shaped lifting frames.

In this embodiment, the base 1 is placed on a table top in advance, and the patient places the arm on the support plate 2; because the lifting mechanism is two V-shaped lifting frames which are oppositely and symmetrically arranged, an isosceles trapezoid is formed between two hinged points on the upper surface of the hinged block 3 and two hinged points on the lower surface of the supporting plate 2, an isosceles trapezoid is formed between two hinged points on the lower surface of the hinged block 3 and two hinged points on the upper surface of the base 1, and the two isosceles trapezoids are mutually symmetrical; the four lifting support plates 4 are respectively isosceles trapezoid waists, and when the two hinge blocks 3 are closed or separated, the lifting or the falling of the support plate 2 can be realized. When the height of the arm of the patient is not suitable for the height of the medical staff, the medical staff drives the screw rod 7 to rotate by controlling the servo motor 8 to rotate, the hinged blocks 3 of the two V-shaped lifting frames are close to or far away from each other in the rotation process of the screw rod 7, so that the supporting plate 2 is lifted or lowered, and the servo motor 8 is turned off after the position is adjusted; because two articulated blocks 3 of the V-shaped lifting frame are matched with the screw rod 7 through threads, the positions of the two articulated blocks 3 are fixed under the condition that the screw rod 7 is not rotated, and therefore the height of the supporting plate 2 is in a fixed position. This embodiment carries out venipuncture to the patient at medical personnel, draws close or separates mutually through the articulated piece 3 of the rotatory two V-arrangement erectors of messenger of control servo motor 8, realizes the lift of backup pad 2, and medical personnel can adjust the height of backup pad 2 according to the height of oneself, lets comfortable position in patient's arm, and medical personnel also can avoid excessively bowing, low head, satisfies different medical personnel's height requirement.

Articulated piece 3 of two V-arrangement erectors all towards the middle part position of screw rod 7, when can satisfying two V-arrangement erectors and realizing 2 lifts of backup pad, makes 7 length of screw rod be less than the length of backup pad 2, can reduce the length that exposes of screw rod 7, is convenient for support elevating gear put and operate. The length of screw rod 7 is less than the distance that is located two pin joints on base 1 surface, and keeps away from 7 ends of screw rod of servo motor 8 and is provided with the stopper 9 that the diameter is greater than the screw hole diameter. Screw rod 7 length is less than the distance between two pin joints on base 1 surface, and screw rod 7 distal end sets up stopper 9, can prevent that screw rod 7 from excessively rotating to make screw rod 7 break away from the screw hole of articulated piece 3, can also guarantee to keep isosceles trapezoid between screw rod 7, lift extension board 4 and the backup pad 2 all the time simultaneously, has avoidd and has formed the parallelogram structure and produce unstable problem when screw rod 7 length equals two pin joints on base 1 (or backup pad 2).

The base 1 is of a hollow structure, a storage battery 10 for driving the servo motor 8 to rotate is installed in a hollow inner cavity of the base 1, a forward and reverse rotation control switch 11 is arranged on the base 1, and the storage battery 10, the forward and reverse rotation control switch 11 and the servo motor 8 are connected in series through a wire. The servo motor 8 in the embodiment is powered by the storage battery 10, so that the supporting lifting device is convenient to move, and when the lifting device is used, medical personnel can directly control the forward and reverse rotation control switch 11 to adjust the lifting of the supporting plate 2, so that the lifting device is easy to operate.

The storage battery 10 is a rechargeable battery, and a charging interface 12 capable of charging the storage battery 10 is provided on a side surface of the base 1. The rechargeable storage battery 10 in the base 1 is charged through the charging interface 12, and the operation is simple and convenient. The side of base 1 is provided with rectangular channel 15, and rectangular channel 15 interpolation is equipped with the drawer 16 that is used for placing the charging power supply line, when need not charging battery 10, accomodates the charging power supply line in drawer 16, does not influence medical personnel's operation.

The edges of the side walls of the supporting plate 2 are subjected to smoothing treatment, so that the edges and corners of the supporting plate 2 can be prevented from impressing the arms; the top of the supporting plate 2 is provided with a soft cushion 13, so that the arm comfort of a patient can be improved, and the discomfort can be reduced. The cushion 13 in this embodiment may be a foam pad or other cushion made of flexible material.

Be provided with corrugated protection casing 14 between the edge of base 1 and the edge of backup pad 2, corrugated protection casing 14 can satisfy backup pad 2 when going up and down, can protect screw rod 7 and servo motor 8, prevents that the dust adhesion from making the problem production of being stuck between screw rod 7 and the screw thread on screw rod 7, can also prevent the problem that medical personnel's hand or hair were stranded simultaneously. The protective cover 14 in this embodiment may be made of non-woven fabric, leather, or plastic.

The embodiment of the present invention is the above. The specific parameters in the above embodiments and examples are only for the purpose of clearly showing the verification process of the present invention, and are not used to limit the protection scope of the present invention, which is still subject to the claims, and all the equivalent structural changes made by using the contents of the specification and drawings of the present invention should be included in the protection scope of the present invention.

Claims

1. A support elevating gear for venipuncture, includes base (1) and backup pad (2), its characterized in that: the supporting plate (2) is arranged right above the base (1) through a lifting mechanism; the lifting mechanism comprises two opposite and symmetrically arranged V-shaped lifting frames, each V-shaped lifting frame comprises a hinge block (3) and two lifting support plates (4) respectively arranged on the top surface and the bottom surface of the hinge block (3), two opposite side edges of each lifting support plate (4) are provided with mutually parallel rotating shafts (5), the two lifting support plates (4) are hinged with the hinge block (3) through the rotating shafts (5) and a hinge joint (6) to form the V-shaped lifting frame with the V-shaped cross section, and two end heads of the V-shaped lifting frame are respectively hinged to the top surface of the base (1) and the bottom surface of the support plate (2) through the rotating shafts (5) and the hinge joint (6); the middle positions of the hinged blocks (3) of the two V-shaped lifting frames are provided with threaded holes, screw rods (7) penetrate through the threaded holes, a servo motor (8) for driving the screw rods (7) to rotate is fixed on one hinged block (3), and the screw rods (7) are perpendicular to the central axes of the two V-shaped lifting frames.

2. A support and elevation device for venipuncture as claimed in claim 1, wherein: two articulated piece (3) of V-arrangement crane all towards the middle part position of screw rod (7), the length of screw rod (7) is less than the distance that is located two pin joints on base (1) surface, and keeps away from screw rod (7) end of servo motor (8) is provided with stopper (9) that the diameter is greater than the screw hole diameter.

3. A support and elevation device for venipuncture as claimed in claim 1, wherein: the base (1) is of a hollow structure, a storage battery (10) for driving the servo motor (8) to rotate is installed in a hollow inner cavity of the base (1), a forward and reverse rotation control switch (11) is arranged on the base (1), and the storage battery (10), the forward and reverse rotation control switch (11) and the servo motor (8) are connected in series through a wire.

4. A support and elevation device for venipuncture as claimed in claim 3, wherein: the storage battery (10) is a rechargeable battery, and a charging interface (12) capable of charging the storage battery (10) is arranged on the side face of the base (1).

5. A support and elevation device for venipuncture as claimed in claim 4, wherein: the side of base (1) is provided with rectangular channel (15), rectangular channel (15) interpolation is equipped with drawer (16) that are used for placing the power cord that charges.

6. A support and elevation device for venipuncture as claimed in any one of claims 1 to 5, wherein: the edge of the side wall of the supporting plate (2) is smooth, and a soft cushion (13) is arranged at the top of the supporting plate (2).

7. A support and elevation device for venipuncture as claimed in claim 6, wherein: a corrugated protective cover (14) is arranged between the edge of the base (1) and the edge of the supporting plate (2).