CN215463866U

CN215463866U - Swing limiter and blood drawing test tube shake even device

Info

Publication number: CN215463866U
Application number: CN202121760134.5U
Authority: CN
Inventors: 李鑫慧
Original assignee: First Medical Center of PLA General Hospital
Current assignee: First Medical Center of PLA General Hospital
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2022-01-11
Anticipated expiration: 2031-07-30

Abstract

The utility model discloses a swing limiting device and a blood drawing test tube shaking device, which comprise an installation block, a balance weight swing block and a sliding block, wherein the lower side of the balance weight swing block is hinged with the installation block through a horizontal rotating shaft, the sliding block is arranged on the installation block in an up-and-down adjustable manner, a limiting rod is arranged on the sliding block, an arc limiting groove is formed in the balance weight swing block in a matched manner with the limiting rod, and a positioning groove is formed in the middle of the arc limiting groove in a matched manner with the limiting rod. The blood sampling test tube holder has the advantages that the novel swing limiter structure is adopted, the maximum swing angle of the holder can be limited, the condition of overlarge swing amplitude is avoided, the safety of blood samples and instruments is ensured, meanwhile, the swing limiter can also temporarily limit the swing of the holder, so that the holder is in a static state, the blood sampling test tube holder is convenient to take and place, and the use convenience is greatly improved.

Description

Swing limiter and blood drawing test tube shake even device

Technical Field

The utility model relates to the technical field of auxiliary instruments for blood drawing, in particular to a swing limiter and a blood drawing test tube shaking device.

Background

In clinical work, special test tube need shake even so that subsequent detection and treatment after drawing blood for patient, when the more item of drawing blood of patient is many, need shake even test tube just very much, like this lean on medical personnel's manual even test tube inefficiency of drawing blood of shaking to cause easily and detect untimely, and medical personnel's work burden has been increased, furthermore, it is even that current automatic even device of shaking is mostly used for shaking of single test tube, work efficiency is lower, a small number can carry out the test tube in batches and shake even device again the structure complicacy, the use inconvenience of higher cost, mostly only use in the laboratory field, it is not high in the prevalence in daily nursing field.

In order to solve the above problems, the utility model patent specification with the publication number "CN 210474070U" discloses an automatic shaking-up test tube rack, the structure of which is shown in fig. 1, comprising a base 1-1, a support 1-2 and a swing rod 1-3, the swing rod 1-3 is rotatably connected with the support 1-2 through a rotating shaft 1-4, the bottom of the swing rod 1-3 is provided with a bearing frame 1-6 capable of placing a plurality of blood drawing test tubes 1-5 simultaneously, the swing rod 1-3 is provided with a balancing weight 1-7 on the upside of the rotating shaft 1-4, as shown in fig. 2, when in use, the swing rod is given a power assisting force, under the effect of a seed matching block, the swing rod can drive the blood drawing test tubes on the bearing frame to swing back and forth, so as to realize the synchronous shaking-up of the plurality of blood drawing test tubes, but the structure has certain disadvantages: 1. due to the rotary connection form of the oscillating bar and the bracket, when the blood drawing test tube is taken and placed, the bearing frame can swing under slight external force, so that the normal taking and placing of the blood drawing test tube are influenced, so that a medical worker can only hold the oscillating bar or the bearing frame by one hand and finish the taking and placing action by the other hand, and inconvenience is brought to the operation; 2. the pendulum rod is at the wobbling in-process, if the too big condition of amplitude of fluctuation appears, can have the condition that the test tube of drawing blood dropped, so have certain potential safety hazard, and bring very big trouble for subsequent work.

SUMMERY OF THE UTILITY MODEL

The utility model aims to avoid the defects in the prior art and provides a swing limiter and a blood drawing test tube shaking device, so that the defects in the prior art are effectively overcome.

In order to achieve the purpose, the utility model adopts the technical scheme that: the utility model provides a swing limiter, is including installation piece, counter weight pendulum piece and slider, the downside of counter weight pendulum piece is articulated through horizontal rotating shaft and installation piece, position adjustable setting is provided with the gag lever post on the slider on the installation piece about the slider, the cooperation gag lever post is provided with the arc spacing groove on the counter weight pendulum piece, and the middle part cooperation gag lever post of arc spacing groove is provided with the constant head tank.

Further, the mounting block is provided with a mounting hole.

Furthermore, a connecting plate is arranged at the bottom of the balance weight swinging block.

Furthermore, the installation block is provided with a vertical guide sliding groove in a matching manner with the sliding block.

Furthermore, a lifting block is arranged at the top of the sliding block.

Furthermore, the mounting block is connected with a locking rod in a threaded mode, one end of the locking rod is abutted to the sliding block, and the other end of the locking rod is provided with a screwing wheel.

Furthermore, a buffer sleeve is coated on the limiting rod.

A blood drawing test tube shaking device comprises the swing limiter.

The technical scheme of the utility model has the following beneficial effects: the blood sampling test tube holder has the advantages that the novel swing limiter structure is adopted, the maximum swing angle of the holder can be limited, the condition of overlarge swing amplitude is avoided, the safety of blood samples and instruments is ensured, meanwhile, the swing limiter can also temporarily limit the swing of the holder, so that the holder is in a static state, the blood sampling test tube holder is convenient to take and place, and the use convenience is greatly improved.

Drawings

FIG. 1 is a schematic structural diagram of an automatic shaking test tube rack in the prior art;

FIG. 2 is a diagram showing the operation of an automatic shaking test tube rack in the prior art;

FIG. 3 is a first perspective view of a swing limiter according to an embodiment of the present invention;

FIG. 4 is a second perspective view of the swing limiter according to the embodiment of the present invention;

FIG. 5 is a front view of a swing stop in accordance with an embodiment of the present invention;

FIG. 6 is a sectional view taken along line A-A of FIG. 5;

FIG. 7 is an exploded view of a swing stop in accordance with an embodiment of the present invention;

FIG. 8 is a schematic structural diagram of a blood drawing tube shaking device according to an embodiment of the present invention.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the utility model. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 3-7, the swing limiter described in this embodiment includes an installation block 1, a counterweight swing block 2 and a sliding block 3, in order to achieve a better counterweight effect of the counterweight swing block 2, a structure with a large top and a small bottom is adopted, in this embodiment, the counterweight swing block 2 is a triangular structure, the lower side of the counterweight swing block 2 is hinged to the installation block 1 through a horizontal rotating shaft 10, the upper and lower positions of the sliding block 3 are adjustable and arranged on the installation block 1, a limiting rod 301 is arranged on the sliding block 3, an arc-shaped limiting groove 201 is arranged on the counterweight swing block 2 in a matching manner with the limiting rod 301, the center of the arc-shaped limiting groove 201 coincides with the center of the horizontal rotating shaft 10, a positioning groove 202 is arranged in the middle of the arc-shaped limiting groove 201 in a matching manner with the limiting rod 301, and the positioning groove 202 is located on the upper side of the arc-shaped limiting groove 201.

The mounting block 1 is provided with a mounting hole 101, and the mounting of the mounting block 1 is realized through the mounting hole 101.

The bottom of the balance weight swing block 2 is provided with a connecting plate 203, and the connecting plate 203 is provided with a mounting hole for being connected with a swing rod.

The installation block 1 is provided with a vertical guide sliding groove 102 in cooperation with the sliding block 3, and the vertical guide sliding groove 102 and the horizontal section of the sliding block 3 are both in a convex shape, so that the sliding block 3 can be lifted stably.

The top of the sliding block 3 is provided with a lifting block 302, and the lifting operation of the sliding block 3 can be conveniently realized through the lifting block 302.

The mounting block 1 is screwed with a locking rod 4, one end of the locking rod 4 is abutted against the sliding block 3, the other end of the locking rod 4 is provided with a screwing wheel 401, the position of the sliding block 3 can be locked through the locking rod 4, and then the limiting rod 301 is enabled to exert different limiting effects.

The limiting rod 301 is wrapped with a buffer sleeve 303, and the buffer sleeve 303 can be a rubber sleeve.

As shown in fig. 8, even device is shaken to blood drawing test tube of this embodiment, including foretell swing stopper, still include base 5, support 6, place the bearing frame 8 of blood drawing test tube 7, installation piece 1 in the swing stopper is connected with support 6 through the bolt, bearing frame 8 is connected through the connecting plate 203 realization of pendulum rod 9 with counter weight pendulum block 2 bottom, through this structure, at the wobbling in-process of bearing frame 8, can play the spacing effect of swing through arc spacing groove 201 and gag lever post 301 in the swing stopper, the biggest swing angle of restriction bearing frame 8, when needs take and put blood drawing test tube 7, can upwards move slider 3, make gag lever post 301 card go into constant head tank 202, come temporary restriction swing action, do benefit to the operation more.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. A swing limiter is characterized in that: including installation piece, counter weight pendulum piece and slider, the downside of counter weight pendulum piece is articulated through horizontal rotating shaft and installation piece, position adjustable sets up on the installation piece about the slider, is provided with the gag lever post on the slider, the cooperation gag lever post is provided with the arc spacing groove on the counter weight pendulum piece, and the middle part cooperation gag lever post in arc spacing groove is provided with the constant head tank.

2. A swing limiter according to claim 1 wherein: the mounting block is provided with a mounting hole.

3. A swing limiter according to claim 1 wherein: and a connecting plate is arranged at the bottom of the balance weight swinging block.

4. A swing limiter according to claim 1 wherein: and the mounting block is provided with a vertical guide sliding groove in a matching manner with the sliding block.

5. A swing limiter according to claim 1 wherein: and the top of the sliding block is provided with a lifting block.

6. A swing limiter according to claim 1 wherein: the mounting block is connected with a locking rod in a threaded mode, one end of the locking rod is abutted to the sliding block, and the other end of the locking rod is provided with a screwing wheel.

7. A swing limiter according to claim 1 wherein: and the limiting rod is coated with a buffer sleeve.

8. The utility model provides a draw blood test tube and shake even device which characterized in that: comprising a swing stopper according to any of claims 1-7.