CN219629630U - Arm supporting equipment for blood drawing - Google Patents

Abstract

The utility model provides arm support equipment for blood drawing, wherein arc edges are arranged at four corners of an arm support pad, a U-shaped hinge groove is formed at the center point of the four sides of the arm support pad, a first connecting rod is connected in the U-shaped hinge groove, a servo motor is arranged at the other end of a second connecting rod, the arm support pad is used for placing an arm when blood drawing is carried out, when the arm is required to be regulated according to different heights, the servo motor provides power to drive a rotating shaft to rotate, the second connecting rod is driven to move upwards through the rotation of the rotating shaft, the first connecting rod is driven to move upwards through the second connecting rod, the arm support pad is driven to move upwards by the first connecting rod, the second connecting rod and the servo motor are arranged at the four sides of the arm support pad, and therefore the arm support pad can be effectively and stably regulated in a lifting and regulating process, and further the requirement of regulating according to different heights is met.

Description

Arm supporting equipment for blood drawing

Technical Field

The utility model relates to the field of arm support, in particular to arm support equipment for blood drawing.

Background

An arm support frame proposed by Chinese patent/utility model (application number: CN 200720159688.3) comprises a clamping frame for clamping on a support, wherein the clamping frame is connected with a rotatable support arm, and the support arm is provided with an arm support. The support arm is connected with the clamping frame through the bearing, a sliding groove is formed in the support arm, a pin shaft which can rotate and slide along the sliding groove is arranged in the sliding groove, an arm support is connected to the pin shaft, the clamping frame comprises a fixed clamping frame and a movable clamping frame, the support arm is connected with the fixed clamping frame, a longitudinal sliding groove is formed in the fixed clamping frame, the movable clamping frame is located in the longitudinal sliding groove, an adjusting bolt which can enable the movable clamping frame to slide up and down along the longitudinal sliding groove is arranged on the clamping frame, and a locking button is arranged on the movable clamping frame. The arm support frame can also be used by arm wounded persons. In the process of blood drawing, an arm support device is needed to support, but the existing arm support device has some defects in the use process, namely, the existing arm support device cannot be placed according to the different heights of the arms of different patients in the use process, so that the improvement is made, and the blood drawing arm support device is provided.

Disclosure of Invention

The utility model aims at: aiming at the problems of the prior art. In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a hand arm supporting equipment for drawing blood, includes the arm supporting pad, the four corners department of arm supporting pad is provided with the arc limit, U type hinge groove has been seted up to the central point department of four sides of arm supporting pad, U type hinge groove in-connection has first connecting rod, first connecting rod pass through the round pin axle with second connecting rod swing joint, the other end of second connecting rod is provided with servo motor.

As a preferable technical scheme of the utility model, the servo motor is connected with the second connecting rod through a rotating shaft.

As a preferable technical scheme of the utility model, the servo motor is fixed at the bottom edge of the L-shaped fixing seat.

As the preferable technical scheme of the utility model, the L-shaped fixing seat is welded and connected at four sides of the square block.

As the preferable technical scheme of the utility model, the L-shaped fixing seat and the servo motor are respectively and symmetrically arranged in pairs.

As a preferable technical scheme of the utility model, the U-shaped hinge groove is provided with four first connecting rods which are respectively and movably connected with the four first connecting rods through hinge rods.

As a preferable technical scheme of the utility model, the radian of the arc-shaped edge is degree.

As a preferable technical scheme of the utility model, a positioning hole is formed in the middle of the square block.

Compared with the prior art, the utility model has the beneficial effects that:

in the scheme of the utility model: placing the arm when drawing blood through the arm supporting pad, when need be according to the height of difference when carrying out adjusting the arm, at first drive the axis of rotation through servo motor power, drive the second connecting rod through the rotation of axis of rotation and upwards remove, drive first connecting rod through the second connecting rod and upwards move, and then upwards drive the arm supporting pad through first connecting rod and carry out upward movement, wherein the four sides of arm supporting pad all are provided with first connecting rod and second connecting rod and servo motor and then make the arm supporting pad carry out the in-process of lift regulation can effectual stable lift regulation, and then satisfied the demand of adjusting according to different height needs.

Description of the drawings:

FIG. 1 is a schematic diagram of a structure provided by the present utility model;

FIG. 2 is a schematic view of a lifting structure provided by the present utility model;

FIG. 3 is a front view of the present utility model;

FIG. 4 is a bottom view of the present utility model;

fig. 5 is a front view of a raised state provided by the present utility model.

The figures indicate:

1. an arm support pad; 2. an arc edge; 3. a U-shaped hinge groove; 4. a first link; 5. a second link; 6. a pin shaft; 7. a servo motor; 8. a rotating shaft; 9. an L-shaped fixing seat; 10. positioning holes; 11. a hinge rod; 12. square blocks.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings. It is clear that the described embodiment is a specific implementation of the utility model and is not limited to all embodiments.

Thus, the following detailed description of the embodiments of the utility model is not intended to limit the scope of the utility model, as claimed, but is merely representative of some embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that, without conflict, the embodiments of the present utility model and features and technical solutions of the embodiments may be combined with each other, and it should be noted that like reference numerals and letters denote like items in the following figures, so once a certain item is defined in one figure, no further definition or explanation is needed in the following figures.

Examples: referring to fig. 1-5, an arm support device for blood drawing includes an arm support pad 1, arc edges 2 are provided at four corners of the arm support pad 1, a U-shaped hinge groove 3 is provided at a center point of four sides of the arm support pad 1, a first connecting rod 4 is connected in the U-shaped hinge groove 3, the first connecting rod 4 is movably connected with a second connecting rod 5 through a pin shaft 6, and a servo motor 7 is provided at the other end of the second connecting rod 5.

The servomotor 7 is connected to the second link 5 via a rotation shaft 8. The servo motor 7 is fixed at the bottom edge of the L-shaped fixing seat 9. The L-shaped fixing seat 9 is welded and connected to four sides of the square block 12. The L-shaped fixing seat 9 and the servo motor 7 are arranged in a four-two symmetrical mode respectively. The U-shaped hinge groove 3 is provided with four first connecting rods 4 which are respectively and movably connected with the four first connecting rods through hinge rods 11. The radian of the arc-shaped edge 2 is 45 degrees. The middle of the square block 12 is provided with a positioning hole 10.

Working principle: in the use process of the utility model, the arm support pad 1 is firstly used for placing the arm when the blood is drawn, when the arm is required to be regulated according to different heights, the servo motor 7 is used for providing power to drive the rotating shaft 8 to rotate, the second connecting rod 5 is driven to move upwards through the rotation of the rotating shaft 8, the first connecting rod 4 is driven to move upwards through the second connecting rod 5, and the arm support pad 1 is further driven to move upwards through the first connecting rod 4, wherein the four sides of the arm support pad 1 are respectively provided with the first connecting rod 4, the second connecting rod 5 and the servo motor 7, so that the arm support pad 1 can be effectively and stably regulated in the lifting regulation process, and the regulation requirement according to different heights is further met.

The above embodiments are only for illustrating the present utility model and not for limiting the technical solutions described in the present utility model, and although the present utility model has been described in detail in the present specification with reference to the above embodiments, the present utility model is not limited to the above specific embodiments, and thus any modifications or equivalent substitutions are made to the present utility model; all technical solutions and modifications thereof that do not depart from the spirit and scope of the utility model are intended to be included in the scope of the appended claims.

Claims (8)

1. The utility model provides a hand arm supporting equipment for drawing blood, includes arm supporting pad (1), its characterized in that, the four corners department of arm supporting pad (1) is provided with arc limit (2), U type hinge groove (3) have been seted up to the central point department of four sides of arm supporting pad (1), U type hinge groove (3) in-connection has first connecting rod (4), first connecting rod (4) are through round pin axle (6) and second connecting rod (5) swing joint, the other end of second connecting rod (5) is provided with servo motor (7).

2. An arm support device for drawing blood according to claim 1, characterized in that the servomotor (7) is connected to the second link (5) by means of a rotation shaft (8).

3. The arm support device for blood drawing according to claim 2, wherein the servo motor (7) is fixed at the bottom edge of the L-shaped fixing seat (9).

4. A blood drawing arm support device according to claim 3, wherein the L-shaped fixing base (9) is welded to four sides of the square block (12).

5. The arm support device for blood drawing according to claim 4, wherein the L-shaped fixing seat (9) and the servo motor (7) are provided with four symmetrical mounting pairs respectively.

6. The arm support device for blood drawing according to claim 5, wherein the U-shaped hinge groove (3) is provided with four first connecting rods (4) movably connected with the four first connecting rods (11) respectively.

7. An arm support apparatus for blood drawing according to claim 6, wherein the arc of the arcuate edge (2) is 45 degrees.

8. The arm support device for blood drawing according to claim 7, wherein a positioning hole (10) is formed in the middle of the square block (12).