CN113401391A

CN113401391A - Vacuum blood collection tube cap compounding device and compounding operation method

Info

Publication number: CN113401391A
Application number: CN202110674493.7A
Authority: CN
Inventors: 孙琛; 李彦; 于巧; 郑玮
Original assignee: Qingdao Hospital of Traditional Chinese Medicine
Current assignee: Qingdao Hospital of Traditional Chinese Medicine
Priority date: 2021-06-17
Filing date: 2021-06-17
Publication date: 2021-09-17
Anticipated expiration: 2041-06-17
Also published as: CN113401391B

Abstract

The invention provides a vacuum blood collection tube cap compound device and a compound operation method, which relate to the technical field of mechanical manufacturing and solve the problem that a test tube cannot be automatically taken down from a fastening machine after fastening is finished through structural improvement; the adjustment of the cap placing seat cannot be realized through structural improvement, and then the problem of rapid placement of the cap is realized. A vacuum blood collection tube cap compound device and a compound operation method comprise a frame body; the frame body is of a concave structure. When the handle moves backwards for 5cm, the inner wall of the rubber block is in elastic contact with the outer wall of the test tube, and when the bulge and the clamping groove are in a clamping connection state, the friction resistance between the inner wall of the rubber block and the outer wall of the test tube is larger than that between the cap and the cap placing groove, so that on one hand, the placing seat B can be separated from the cap when the placing seat B is in elastic buffer displacement under the action of the elastic piece B; on the other hand, can realize the test tube and place breaking away from of seat A under the frictional resistance effect of rubber piece inner wall and test tube outer wall when placing seat B and continuing to reset.

Description

Vacuum blood collection tube cap compounding device and compounding operation method

Technical Field

The invention belongs to the technical field of mechanical manufacturing, and particularly relates to a vacuum blood collection tube cap compounding device and a compounding operation method.

Background

The vacuum blood collection tube is a disposable negative pressure vacuum tube capable of realizing quantitative blood collection, and needs to be matched with a venous blood collection needle for use, and has the characteristics of accurate blood collection amount, good safety performance, good effect of separating serum and plasma, convenient operation, capability of collecting multi-tube blood samples by one needle and the like; the vacuum blood collection tube mainly comprises a cap, a sealing rubber plug and a test tube.

As in application No.: the invention provides a vacuum blood collection tube cap compound device, which relates to the field of mechanical manufacturing and processing and comprises a bottom plate, a fixing mechanism, a compound mechanism and a limiting mechanism, wherein the fixing mechanism is fixedly mounted on the bottom plate, the compound mechanism is connected onto the fixing mechanism, and the limiting mechanism is arranged on the outer side of the fixing mechanism.

The vacuum blood collection tube cap compound device similar to the above application has the following defects:

one is that, although the existing device can realize the fastening between the cap and the test tube, the fastened test tube needs to be manually taken down from the fastening machine after the fastening, but the test tube cannot be automatically taken down from the fastening machine after the fastening is finished through structural improvement; moreover, current device is not convenient enough when placing the block, can not realize through structural improvement that the block places the adjustment of seat, and then realizes placing fast of block.

In view of the above, the present invention provides a vacuum blood collection tube cap compound device and a compound operation method, which are improved based on the existing structure and defects, so as to achieve the purpose of higher practical value.

Disclosure of Invention

In order to solve the above technical problems, the present invention provides a cap assembly device for a vacuum blood collection tube and a composite operation method thereof, so as to solve the problems that although the prior device can realize the fastening between a cap and a test tube, the prior device needs to manually take the fastened test tube off a fastening machine after the fastening, but cannot automatically take the test tube off the fastening machine after the fastening is completed through structural improvement; moreover, current device is not convenient enough when placing the block, can not realize through structural improvement that the block places the adjustment of seat, and then realizes the problem of placing fast of block.

The invention relates to a vacuum blood collection tube cap compound device and a compound operation method, which are achieved by the following specific technical means:

a vacuum blood collection tube cap compound device and a compound operation method comprise a frame body;

the frame body is of a concave structure;

the test tubes are provided with five test tubes in total, and the five test tubes are placed on the frame body in a rectangular array shape;

a sliding structure mounted on the frame;

the cap, the cap is equipped with five altogether, and five caps are installed on sliding structure in the form of rectangular array.

Further, the frame body includes:

the placing seat A is welded on the frame body in a welding mode, five grooves are formed in the placing seat A, and the five grooves are of semi-cylindrical groove-shaped structures; a test tube has all been placed in every recess, and five test tubes are aimed at with five caps.

Further, the sliding structure includes:

the two sliding rods A are arranged and are welded on the frame body;

the two sliding blocks are arranged and are respectively connected to the two sliding rods A in a sliding manner;

elastic component A, elastic component A are equipped with two altogether, and two elastic component A cup joint respectively on two slide bar A to elastic component A has constituteed the elasticity reset structure of sliding block.

Further, the sliding structure further includes:

the placing seat B is rotatably connected to the two sliding blocks, five placing grooves are formed in the placing seat B in a rectangular array shape, and a cap is inserted into each placing groove;

the two elastic clamping bulges are symmetrically arranged on the placing seat B;

the two clamping grooves are arranged on the right side of the sliding block; joint groove and the protruding phase-match of elasticity joint, and the protruding joint groove joint in below links to each other of elasticity joint to when placing seat B anticlockwise rotation 90 degrees back elasticity joint arch and the joint groove joint in top.

Further, the sliding structure further includes:

the handle is welded on the sliding rod A, and the cap is sleeved with the test tube when the handle moves backwards for 15 cm;

the sliding structure is provided with an auxiliary structure.

Further, the auxiliary structure includes:

a pedestal welded on the placing seat B and provided with two sliding rods B which are connected with an auxiliary arm in a sliding way

The elastic pieces B are arranged, the two elastic pieces B are respectively sleeved on the two sliding rods B, and the elastic pieces B form an elastic buffer displacement structure of the auxiliary arm.

Further, the frame body further includes:

the baffle is welded on the frame body and provided with a clamping groove, and the clamping groove is of a semi-cylindrical groove-shaped structure;

the auxiliary structure includes:

the bulge is welded on the auxiliary arm in a welding mode, and is in clamping connection with the clamping groove after the cap and the test tube are inserted and connected;

the rubber blocks are provided with five rubber blocks which are adhered in a rectangular array shape in five grooves on the auxiliary arm; five rubber blocks are the half-circular arc structure, and rubber block inner wall and test tube outer wall elastic contact when the handle backward movement 5cm to rubber block inner wall and test tube outer wall's frictional resistance is greater than cap and cap standing groove's frictional resistance when the arch is the joint form with the draw-in groove.

Further, be clearance fit between cap and the cap standing groove, and be interference fit between cap and the test tube.

Further, the sliding distance of the auxiliary arm on the sliding rod B is larger than the depth of the cap placing groove on the placing seat B.

Further, the frame body further includes:

the auxiliary plate is of a rectangular plate-shaped structure and is welded in the frame body; the auxiliary plate is arranged in an inclined shape, and the inclination angle of the auxiliary plate is 45 degrees.

The operation method of the vacuum blood collection tube cap compound device comprises the following steps:

01. placing the test tube on the placing seat A;

02. rotating the placing seat B by 90 degrees, sequentially placing the caps on the placing seat B, and finally rotating the placing seat B to return;

03. pushing the handle forward to realize the fastening of the cap and the test tube;

04. the power that promotes the handle is prevented loosing gradually, makes the handle return gradually, and the test tube drops on the accessory plate this moment to roll down naturally.

Compared with the prior art, the invention has the following beneficial effects:

through the arrangement of the rubber blocks and the placing grooves on the placing seat B, firstly, the five rubber blocks are adhered in five grooves on the auxiliary arm in a rectangular array shape; the five rubber blocks are all of semi-circular arc structures, the inner walls of the rubber blocks are in elastic contact with the outer wall of the test tube when the handle moves backwards for 5cm, and the friction resistance between the inner walls of the rubber blocks and the outer wall of the test tube is greater than that between the cap and the cap placing groove when the protrusions and the clamping grooves are in clamping connection, so that on one hand, the placing seat B can be separated from the cap when the placing seat B elastically buffers displacement under the action of the elastic piece B; on the other hand, when the placing seat B is continuously reset, the test tube can be separated from the placing seat A under the action of the frictional resistance between the inner wall of the rubber block and the outer wall of the test tube, so that automatic unloading is realized;

secondly, the cap and the cap placing groove are in clearance fit, and the cap and the test tube are in interference fit, so that the phenomenon that the cap is separated from the test tube when the placing seat B elastically buffers displacement under the action of the elastic piece B can be prevented;

thirdly, the sliding distance of the auxiliary arm on the sliding rod B is larger than the depth of the cap placing groove on the placing seat B, so that the separation of the placing seat B and the cap can be guaranteed when the placing seat B is prevented from elastically buffering and displacing under the action of the elastic piece B.

Through the arrangement of the auxiliary plate, the auxiliary plate is in a rectangular plate-shaped structure and is welded in the frame body; the accessory plate is the slope form setting, and accessory plate inclination is 45 degrees to can roll by oneself after the test tube falls on the accessory plate.

Through the arrangement of the clamping grooves and the elastic clamping bulges, two clamping grooves are arranged, and the two clamping grooves are arranged on one sliding block on the right side; joint groove and the protruding phase-match of elasticity joint, and the protruding joint groove joint in below links to each other to when placing seat B anticlockwise rotation 90 degrees back elasticity joint protruding and the joint groove joint in top, thereby can realize placing seat B's rotational positioning, and then made things convenient for placing fast of cap.

Drawings

Fig. 1 is a schematic axial view of the present invention.

Fig. 2 is a schematic axial view of the present invention in another direction of fig. 1.

Fig. 3 is an enlarged schematic view of fig. 2 at a.

Fig. 4 is a schematic axial view of the sliding structure of the present invention.

Fig. 5 is an enlarged view of the structure of fig. 4B according to the present invention.

Fig. 6 is a schematic axial view of the frame of the present invention.

Fig. 7 is a left side view of the structure of fig. 6 according to the present invention.

Fig. 8 is a schematic front view of the structure of fig. 6 according to the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a frame body; 101. placing seat A; 102. a baffle plate; 103. a card slot; 104. an auxiliary plate; 2. a test tube; 3. a sliding structure; 301. a slide bar A; 302. a slider; 303. an elastic member A; 304. a clamping groove; 305. placing a seat B; 306. the elastic clamping bulge is connected with the base; 307. a handle; 4. a cap; 5. an auxiliary structure; 501. a base body; 502. a slide bar B; 503. an auxiliary arm; 504. an elastic member B; 505. a rubber block; 506. and (4) protruding.

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 invention but are not intended to limit the scope of the invention.

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 invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

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.

Example (b):

as shown in figures 1 to 8:

the invention provides a vacuum blood collection tube cap compound device and a compound operation method, comprising a frame body 1;

the frame body 1 is of a concave structure;

the test tubes 2 and the test tubes 2 are provided with five test tubes, and the five test tubes 2 are placed on the frame body 1 in a rectangular array shape;

the sliding structure 3, the sliding structure 3 is installed on the frame 1;

the caps 4 and the caps 4 are provided with five caps 4, and the five caps 4 are arranged on the sliding structure 3 in a rectangular array shape.

Referring to fig. 2, the frame 1 includes:

the placing seat A101 is welded on the frame body 1, five grooves are formed in the placing seat A101, and the five grooves are of a semi-cylindrical groove-shaped structure; a test tube 2 has all been placed in every recess, and five test tubes 2 are adjusted well with five caps 4 to can guarantee to peg graft with test tube 2 after 4 horizontal migration of cap.

Referring to fig. 1, the sliding structure 3 includes:

the two sliding rods A301 are arranged, and the two sliding rods A301 are welded on the frame body 1;

the two sliding blocks 302 are arranged on the sliding block 302, and the two sliding blocks 302 are respectively connected to the two sliding rods A301 in a sliding manner;

the number of the elastic pieces A303 and the number of the elastic pieces A303 are two, the two elastic pieces A303 are respectively sleeved on the two sliding rods A301, and the elastic pieces A303 form an elastic reset structure of the sliding block 302.

Referring to fig. 4 and 5, the sliding structure 3 further includes:

the placing seat B305 is rotatably connected to the two sliding blocks 302, five placing grooves are formed in the placing seat B305 in a rectangular array shape, and a cap 4 is inserted into each placing groove;

the number of the elastic clamping protrusions 306 is two, and the two elastic clamping protrusions 306 are symmetrically arranged on the placing seat B305;

the number of the clamping grooves 304 is two, and the two clamping grooves 304 are both formed in the right sliding block 302; joint groove 304 and the protruding 306 phase-match of elasticity joint, and the protruding 306 joint of joint groove 304 joint in elasticity joint links to each other with below to the protruding 306 joint of elasticity joint and the joint groove 304 joint of top after placing seat B305 anticlockwise rotation 90 degrees, thereby can realize placing seat B305's rotational positioning, and then made things convenient for putting of cap 4 fast.

Referring to fig. 2, the sliding structure 3 further includes:

a handle 307, wherein the handle 307 is welded on the sliding rod A301, and the cap 4 is sleeved with the test tube 2 when the handle 307 moves backwards for 15 cm;

an auxiliary structure 5 is mounted on the sliding structure 3.

Referring to fig. 2 and 3, the auxiliary structure 5 includes:

a base 501, wherein the base 501 is welded on the placing base B305, two sliding rods B502 are welded on the base 501, and an auxiliary arm 503 is connected on the two sliding rods B502 in a sliding way

The number of the elastic members B504 is two, the two elastic members B504 are respectively sleeved on the two sliding rods B502, and the elastic members B504 form an elastic buffer displacement structure of the auxiliary arm 503.

Referring to fig. 2, the frame body 1 further includes:

the baffle plate 102 is welded on the frame body 1, a clamping groove 103 is formed in the baffle plate 102, and the clamping groove 103 is of a semi-cylindrical groove-shaped structure;

the auxiliary structure 5 includes:

the protrusion 506 is welded on the auxiliary arm 503, and the protrusion 506 is clamped with the clamping groove 103 after the cap 4 and the test tube 2 are inserted;

the rubber blocks 505, the rubber blocks 505 are provided with five rubber blocks, and the five rubber blocks 505 are adhered to five grooves on the auxiliary arm 503 in a rectangular array shape; the five rubber blocks 505 are all in a semi-circular arc structure, when the handle 307 moves backwards for 5cm, the inner wall of the rubber block 505 is in elastic contact with the outer wall of the test tube 2, and when the protrusion 506 is in a clamping connection with the clamping groove 103, the friction resistance between the inner wall of the rubber block 505 and the outer wall of the test tube 2 is larger than that between the cap 4 and the placing groove of the cap 4, so that on one hand, the placing seat B305 can be separated from the cap 4 when the placing seat B305 elastically buffers displacement under the action of the elastic piece B504; on the other hand, when the placing seat B305 is continuously reset, the separation of the test tube 2 from the placing seat A101 can be realized under the action of the frictional resistance between the inner wall of the rubber block 505 and the outer wall of the test tube 2, and then the automatic discharging is realized.

Referring to fig. 2, the placing grooves of the cap 4 and the cap 4 are in clearance fit, and the cap 4 and the cuvette 2 are in interference fit, so that the phenomenon that the cap 4 is separated from the cuvette 2 when the placing seat B305 elastically buffers displacement under the action of the elastic member B504 can be prevented.

Referring to fig. 2, the sliding distance of the auxiliary arm 503 on the sliding rod B502 is greater than the depth of the placing groove of the cap 4 on the placing seat B305, so that the placing seat B305 can be surely prevented from being separated from the cap 4 when the placing seat B305 is elastically buffered and displaced by the elastic member B504.

Referring to fig. 7, the frame body 1 further includes:

an auxiliary plate 104, wherein the auxiliary plate 104 has a rectangular plate-like structure, and the auxiliary plate 104 is welded in the frame 1; the auxiliary plate 104 is disposed in an inclined manner, and the inclination angle of the auxiliary plate 104 is 45 degrees, so that the test tube 2 can automatically roll down after falling onto the auxiliary plate 104.

In another embodiment, the sliding rod a301 and the elastic member a303 can be realized by an elastic telescopic rod, so that the structure is more concise.

01. placing the test tube 2 on the placing seat a 101;

02. rotating the placing seat B305 by 90 degrees, sequentially placing the caps 4 on the placing seat B305, and finally, rotating the placing seat B305 to return;

03. pushing the handle 307 forward to fasten the cap 4 to the test tube 2;

04. the force pushing the handle 307 is gradually prevented from loosening, so that the handle 307 is gradually returned, and at this time, the test tube 2 falls onto the auxiliary plate 104 and naturally rolls down.

The specific use mode and function of the embodiment are as follows:

when the cap 4 is placed, two clamping grooves 304 are arranged, and the two clamping grooves 304 are both arranged on the right sliding block 302; the clamping groove 304 is matched with the elastic clamping protrusion 306, the elastic clamping protrusion 306 is connected with the clamping groove 304 below in a clamping mode, and the elastic clamping protrusion 306 is clamped with the clamping groove 304 above after the placing seat B305 rotates anticlockwise for 90 degrees, so that the placing seat B305 can be rotationally positioned, and the cap 4 can be conveniently and rapidly placed;

when the handle 307 is pushed or pulled, firstly, the five test tubes 2 are aligned with the five caps 4, so that the caps 4 can be ensured to be inserted into the test tubes 2 after moving horizontally; secondly, five rubber blocks 505 are adhered to five grooves on the auxiliary arm 503 in a rectangular array; the five rubber blocks 505 are all in a semi-circular arc structure, when the handle 307 moves backwards for 5cm, the inner wall of the rubber block 505 is in elastic contact with the outer wall of the test tube 2, and when the protrusion 506 is in a clamping connection with the clamping groove 103, the friction resistance between the inner wall of the rubber block 505 and the outer wall of the test tube 2 is larger than that between the cap 4 and the placing groove of the cap 4, so that on one hand, the placing seat B305 can be separated from the cap 4 when the placing seat B305 elastically buffers displacement under the action of the elastic piece B504; on the other hand, when the placing seat B305 is continuously reset, the test tube 2 can be separated from the placing seat A101 under the action of the frictional resistance between the inner wall of the rubber block 505 and the outer wall of the test tube 2, so that automatic unloading is realized; thirdly, the placing grooves of the cap 4 and the cap 4 are in clearance fit, and the cap 4 and the test tube 2 are in interference fit, so that the phenomenon that the cap 4 is separated from the test tube 2 when the placing seat B305 elastically buffers displacement under the action of the elastic piece B504 can be prevented; fourthly, the sliding distance of the auxiliary arm 503 on the sliding rod B502 is greater than the depth of the placing groove of the cap 4 on the placing seat B305, so that the placing seat B305 can be prevented from being separated from the cap 4 when the placing seat B305 elastically buffers displacement under the action of the elastic piece B504; fifthly, since the auxiliary plate 104 has a rectangular plate-like structure, the auxiliary plate 104 is welded in the frame 1; the auxiliary plate 104 is disposed in an inclined manner, and the inclination angle of the auxiliary plate 104 is 45 degrees, so that the test tube 2 can automatically roll down after falling onto the auxiliary plate 104.

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 invention 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 invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. A vacuum blood collection tube cap compound device and a compound operation method are characterized in that: the composite device comprises:

a frame body;

the frame body is of a concave structure;

a sliding structure mounted on the frame;

2. The vacuum blood collection tube cap compound device of claim 1, wherein: the frame body includes:

3. The vacuum blood collection tube cap compound device of claim 1, wherein: the sliding structure includes:

the two sliding rods A are arranged and are welded on the frame body;

4. The vacuum blood collection tube cap compound device of claim 1, wherein: the sliding structure further includes:

5. The vacuum blood collection tube cap compound device of claim 1, wherein: the sliding structure further includes:

the sliding structure is provided with an auxiliary structure.

6. The vacuum blood collection tube cap compound device of claim 5, wherein: the auxiliary structure includes:

the base body is welded on the placing base B in a welding mode, two sliding rods B are welded on the base body in a welding mode, and the two sliding rods B are connected with auxiliary arms in a sliding mode;

7. The vacuum blood collection tube cap compound device of claim 1, wherein: the frame body further includes:

the auxiliary structure includes:

8. The vacuum blood collection tube cap compound device of claim 1, wherein: the cap is in clearance fit with the cap placing groove, and the cap is in interference fit with the test tube; the sliding distance of the auxiliary arm on the sliding rod B is larger than the depth of the cap placing groove on the placing seat B.

9. The vacuum blood collection tube cap compound device of claim 1, wherein: the frame body further includes:

10. The method of operating the vacuum blood collection tube cap compound device according to claim 1, wherein: the method comprises the following steps:

01. placing the test tube on the placing seat A;