CN217140449U

CN217140449U - Rifle interval adjusts converter

Info

Publication number: CN217140449U
Application number: CN202220538985.3U
Authority: CN
Inventors: 周健伟; 龙允麟; 陈芳; 李明
Original assignee: Darui Biotechnology Co ltd
Current assignee: Darui Biotechnology Co ltd
Priority date: 2022-03-11
Filing date: 2022-03-11
Publication date: 2022-08-09
Anticipated expiration: 2032-03-11

Abstract

The utility model relates to the technical field of medical equipment, more specifically relates to a row's rifle interval adjusts converter, including the casing that has the cavity, the top of casing is equipped with at least two and is used for the portion of cup jointing mutually with the row's rifle needle tube head that corresponds respectively, each portion of cup jointing is located same vertical plane, interval between two adjacent portions of cup jointing is the same, the bottom of casing corresponds the portion of cup jointing and is equipped with first needle tube head, first needle tube head passes through the pipeline intercommunication rather than the portion of cup jointing that corresponds, the pipeline is arranged in the cavity, each first needle tube head is located same vertical plane and the interval between two adjacent first needle tube heads is the same, interval between two adjacent first needle tube heads is different with the interval of two adjacent portions of cup jointing. This auxiliary device makes the interval between the adjacent first syringe head equal to the interval between the two adjacent centrifuging tubes that are located on the double sided board for install the application of sample that can the adaptation of distance between two adjacent external rifle heads on first syringe head be located the centrifuging tube on the double sided board.

Description

Rifle interval adjusts converter

Technical Field

The utility model relates to the technical field of medical equipment, more specifically relates to a arrange rifle interval regulation converter.

Background

The immunoassay test usually has the characteristics of large sample size and complicated sample processing procedures, and a large amount of manpower is consumed in the test process. The row gun is used as a common experimental tool, and the experimental efficiency can be obviously improved so as to save manpower. However, the prior art discharging guns have the following problems: because the distance between the gun arranging needle tube heads is fixed, the distance between the sleeving parts arranged on the gun arranging needle tube heads is also fixed, so that the gun arranging sample adding is only suitable for a 96-hole plate. When the sample size is large and not suitable for operation in a 96-well plate, this is often the case when 1.5mL and 2mL centrifuge tubes are placed in a double-sided plate, and the spacing between centrifuge tubes does not conform to the muzzle spacing of the ejection guns, resulting in the inability to load samples using the ejection guns. The Chinese patent application discloses a liquid transfer gun, including the rifle body and the row rifle subassembly of being connected with the rifle body, the row rifle subassembly includes the equidistance regulating plate, horizontal roll adjustment drive arrangement and a plurality of pipette, be equipped with the horizontal roll adjustment track of a plurality of on the equidistance regulating plate, by the orbital one end of the horizontal roll adjustment of a plurality of remove to other one end, distance between the adjacent horizontal roll adjustment track widens gradually, a plurality of pipette and the horizontal roll adjustment track one-to-one of a plurality of, horizontal roll adjustment drive arrangement drive a plurality of pipette is along corresponding horizontal roll adjustment track slip simultaneously, a plurality of pipette is when horizontal roll adjustment orbital any position, the distance between two arbitrary adjacent pipettes is the same, a plurality of pipette passes through pipe connection with the rifle body respectively. This device can once absorb a row of sample, and can absorb the sample on the different orifice plates, and application scope is wide, reduces the instrument and purchases quantity, need not frequently change the pipetting gun during the experiment, very big has made things convenient for inspection or scientific research work. However, the technical scheme is the improvement of the whole line gun, the converter of the existing line gun cannot be used, and the problem that the distance value between the needle heads of the line gun is fixed after the converter is difficult to adapt to the existing line gun is solved.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an overcome among the above-mentioned prior art lack with the converter of current calandria looks adaptation, have the problem that calandria syringe needle tube head interval value is fixed, provide a calandria interval control converter.

In order to solve the technical problem, the utility model discloses a technical scheme is: the utility model provides a row's rifle interval adjusts converter, is including the casing that has the cavity, the top of casing is provided with two at least cup joint portions that are used for respectively cup jointing with the row's rifle needle head that corresponds, each cup joint the portion and lie in same vertical plane, adjacent two cup joint the interval between the portion the same, the bottom of casing corresponds cup joint the portion and is provided with first needle head, first needle head passes through the pipeline intercommunication rather than the portion of cup jointing that corresponds, the pipeline lies in the cavity, each first needle head lies in on same vertical plane and the interval between two adjacent first needle heads is the same, adjacent two first needle head between interval and adjacent two cup joint the interval of portion different.

In the technical scheme, when in use, the sleeve joint part is sleeved on the original calandria needle tube head, the first needle tube head on the auxiliary device is used for installing an external gun head, the auxiliary device is utilized to ensure that the calandria needle tube head, the sleeve joint part, the pipeline, the first needle tube head and the external gun head on the original calandria are sequentially communicated, because the distance between the adjacent calandria needle tube heads on the original calandria is fixed and is not suitable for sample adding of centrifugal tubes on the double-sided plate, the distance between the two adjacent first needle tube heads on the auxiliary device is different from the distance between the two adjacent sleeve joint parts (namely the distance between the two first needle tube heads is different from the distance between the two adjacent calandria needle tube heads on the existing calandria), and the distance between the two adjacent first needle tube heads can be set to be the distance between the two adjacent centrifugal tubes on the double-sided plate, can make the interval between the adjacent first syringe head equal to the interval between the two adjacent centrifuging tubes that are located on the double sided board to make and install the application of sample that distance between two adjacent external rifle heads on the first syringe head can the adaptation be located the centrifuging tube on the double sided board. Because the sleeve joint part and the original gun arranging needle tube head of the gun arranging device adopt the sleeve joint connection mode, the auxiliary device can be quickly connected with the original gun arranging device.

Preferably, the first needle head is connected with the bottom of the shell body in a sliding mode, and the pipeline is a hose. In this technical scheme, because first needle tube head and casing bottom sliding connection to can adjust the distance between two adjacent first needle tube heads, thereby make this auxiliary device can the adaptation be located the application of sample of the centrifuging tube of different models on the double sided board and handle.

Preferably, the guide slot has been seted up to the bottom of casing, be provided with joint portion on the periphery wall of first syringe head, joint portion installs in the guide slot and with casing sliding connection. In this technical scheme, because the guide slot has been seted up to the bottom of casing, and the joint portion on the first needle tube head install in the guide slot and with casing sliding connection, through the sliding connection between joint portion and the guide slot, can adjust the distance between two adjacent first needle tube heads.

Preferably, the clamping portion is a clamping groove formed in an inner concave mode on the outer peripheral wall of the first needle tube head. In this technical scheme, when the draw-in groove was installed in the guide slot, the side of going up of draw-in groove contacted with the side of going up of guide slot, and the downside of draw-in groove contacts with the downside of guide slot, and when first needle tube head slided in the guide slot, can guarantee first needle tube head and guide slot relative position's stability.

Preferably, the bottom of the shell and one side of the guide groove are provided with scales. In this technical scheme, because drain pan bottom is provided with the scale, can know the distance between the first syringe head of two adjacent directly perceivedly through this scale, be convenient for adjust the interval between the first syringe head of two adjacent.

Preferably, the sleeving part is provided with an open structure for sleeving the needle tube head of the gun arranging needle tube, the bottom of the sleeving part is provided with a liquid outlet, and the first liquid outlet is communicated with one end of the pipeline. In this technical scheme, open structure cup joints on the calandria needle tube head for this auxiliary device can carry out the high-speed joint with the calandria needle tube head of original calandria.

Preferably, the inner wall surface of the open structure is concavely formed with a groove. In this technical scheme, because original row rifle the overhead rubber circle that generally can be provided with of row rifle needle, cup joint uncovered structure at row rifle needle overhead, this rubber circle can enter into to the recess, can guarantee the firm connection between uncovered structure and the row rifle needle head on the one hand, and on the other hand can guarantee the leakproofness that both link to each other.

Preferably, the socket is located in the cavity, and the top of the socket is flush with the top of the housing. In this technical scheme, because the top of connecing portion with casing top looks parallel and level, can make this auxiliary device's structure compacter like this.

Preferably, the top of the housing is provided with a concave structure, the concave structure is communicated with the open structure, the housing is provided with a cover for covering the open structure, and the cover is installed in the concave structure and is rotatably connected with the housing. In this technical scheme, owing to be provided with the closing cap, when not using this auxiliary device, can cover this open structure through the closing cap, avoid external dust etc. to enter into to open structure to this auxiliary device makes dirty.

Preferably, first syringe head top have with the inlet that the pipeline links to each other, first syringe head bottom has the second liquid outlet, first syringe head is the taper structure, the diameter of first syringe head is from last to diminishing down gradually, be provided with the rubber circle on the outer peripheral face of first syringe head. In this technical scheme, because be provided with the rubber circle on the outer peripheral face that sets up on the first syringe head, this rubber circle can carry out inseparable connection with external rifle head, guarantees the leakproofness of connecting. The first needle tube head is a conical structure, the diameter of the first needle tube head gradually decreases from top to bottom, and the first needle tube head and an external gun head are convenient to connect and install.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses in, through this auxiliary device, can be so that the interval between the adjacent first syringe head equals the interval between the two adjacent centrifuging tubes that are located on the double sided board to make and install the application of sample that distance between two adjacent external rifle heads on the first syringe head can the adaptation be located the centrifuging tube on the double sided board. Because the sleeve joint part and the original gun arranging needle tube head of the gun arranging device adopt the sleeve joint connection mode, the auxiliary device can be quickly connected with the original gun arranging device.

Drawings

FIG. 1 is a schematic structural view of the auxiliary device of the present invention;

FIG. 2 is a schematic view of the connection structure between the housing and the sleeve joint part of the auxiliary device of the present invention;

FIG. 3 is a schematic structural view of a first needle head in the auxiliary device of the present invention;

FIG. 4 is a schematic view of the connection structure between the first needle head and the housing of the auxiliary device of the present invention;

fig. 5 is a schematic structural view of the bottom of the housing in the auxiliary device of the present invention.

In the drawings: 1. a housing; 2. a lance tip; 3. a socket joint part; 4. a first needle tip; 5. a cavity; 6. a guide groove; 7. a clamping part; 8. a first snap ring; 9. a second snap ring; 10. calibration; 11. a recessed structure; 12. sealing the cover; 13. a pipeline; 14. arranging guns; 15. a gun head; 31. an open structure; 32. a first liquid outlet; 41. a liquid inlet; 42. a second liquid outlet; 43. a rubber ring.

Detailed Description

The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", "long", "short", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limiting the present patent, and those skilled in the art will understand the specific meaning of the terms according to their specific circumstances.

The technical solution of the present invention is further described in detail by the following specific embodiments in combination with the accompanying drawings:

example 1

As shown in fig. 1, a row's rifle interval adjusts converter, including casing 1 that has cavity 5, the top of casing 1 is provided with at least two and is used for respectively with the cup joint portion 3 that the row's rifle needle head 2 that corresponds cup joints mutually, each cup joints portion 3 and is located same vertical plane, adjacent two the interval between cup joint portion 3 be the same, the bottom of casing 1 corresponds cup joint portion 3 and is provided with first needle head 4, first needle head 4 passes through pipeline 13 intercommunication rather than the cup joint portion 3 that corresponds, pipeline 13 is arranged in cavity 5, each first needle head 4 is located same vertical plane and the interval between two adjacent first needle heads 4 is the same, interval between two adjacent first needle heads 4 is different with the interval of two adjacent row's rifle needle heads 2. In this embodiment, when in use, the sleeve joint part 3 is sleeved on the original gun arranging needle head 2, the first needle head 4 on the auxiliary device is used for installing an external gun head, and the auxiliary device is utilized to make the gun arranging needle head 2, the sleeve joint part 3, the pipeline 13, the first needle head 4 and the external gun head 15 on the original gun arranging 14 sequentially communicated, because the distance between the adjacent gun arranging needle heads 2 on the original gun arranging 14 is fixed and is not suitable for sample adding of centrifugal tubes on a double-sided plate, the distance between two adjacent first needle heads 4 on the auxiliary device is different from the distance between two adjacent sleeve joint parts 3 (i.e. the distance between two first needle heads 4 is different from the distance between two adjacent gun arranging needle heads 2 on the existing gun arranging), through this auxiliary device, can be so that the interval between adjacent first syringe head 4 equals the interval between the two adjacent centrifuging tubes that are located on the double sided board to make the sample loading that installs the centrifuging tube that can the adaptation be located on the double sided board of distance between two adjacent external rifle heads 15 on first syringe head 4. Because the muff coupling part 3 adopts the connected mode of muff coupling with the calandria syringe head 2 of original calandria 14 for this auxiliary device can be connected with original calandria 14 fast. It should be noted that each of the sleeving parts 3 and each of the first needle heads 4 may be located on the same vertical plane, the number of the sleeving parts 3 corresponds to the number of the first needle heads 4, and the number of the sleeving parts 3 and the first needle heads 4 may be 2, 3, 4 … … up to 8 or more.

Example 2

As shown in fig. 1 and 4, the difference from embodiment 1 is that the first needle head 4 is slidably connected to the bottom of the housing 1 to which it is connected, and the conduit 13 is a hose. In this embodiment, because

first syringe head

4 and 1 bottom sliding connection of casing to can adjust the distance between two adjacent first syringe heads 4, thereby make this auxiliary device can the adaptation be located the application of sample of the centrifuging tube of different models on the double sided board and handle. It should be noted that the length of the conduit 13 may be sufficient for the first needle head 4 to move on the bottom of the housing 1, and the length of the conduit 13 may not obstruct the moving position of the first needle head 4.

As shown in fig. 3 to 5, a guide groove 6 is formed at the bottom of the housing 1, a clamping portion 7 is arranged on the outer peripheral wall of the first needle head 4, and the clamping portion 7 is installed in the guide groove 6 and is slidably connected with the housing. In this technical scheme, because guide slot 6 has been seted up to the bottom of casing 1, and the joint portion 7 on the first needle tube head 4 install in guide slot 6 and with casing sliding connection, through the sliding connection between joint portion 7 and the guide slot 6, can adjust the distance between two adjacent first needle tube heads 4. It should be noted that, the guide groove 6 formed in the bottom of the housing 1 may be understood that each clamping portion 7 corresponds to one guide groove 6, or the guide grooves 6 may be communicated with each other to form a whole guide groove 6, so that the complex problems of processing and manufacturing may be avoided.

As shown in fig. 3, the locking portion 7 is a locking groove formed on the outer peripheral wall of the first needle holder 4. In this embodiment, when the draw-in groove is installed in guide slot 6, the last side of draw-in groove contacts with the last side of guide slot 6 (the medial surface of casing 1 bottom plate promptly), and the downside of draw-in groove contacts with the downside of guide slot 6 (the lateral surface of casing 1 bottom plate promptly), and when first syringe head slided in the guide slot, can guarantee the stability of first syringe head and guide slot relative position. It should be noted that, the thickness of draw-in groove and guide slot 6 is unanimous (promptly with the thickness of the bottom plate of casing 1 is unanimous), can make like this to install back in guide slot 6 at the joint portion 7 of first needle tube head 4, prevents that first needle tube head 4 from appearing rocking.

As shown in fig. 2, the sleeve portion 3 has an open structure 31 for sleeve-connecting with the gun arranging needle head 2, a first liquid outlet 32 is provided at the bottom of the sleeve portion 3, and the first liquid outlet 32 is communicated with one end of the pipeline 13. In this embodiment, the open structure 31 is sleeved on the gun-aligning needle head 2, so that the auxiliary device can be quickly connected with the gun-aligning needle head 2 of the original gun-aligning.

Wherein, the inner wall surface of the open structure 31 is concave to form a groove. In this embodiment, because the row of original calandria rifle needle head 2 on generally can be provided with the rubber circle, cup joint open structure 31 on row rifle needle head 2, this rubber circle can enter into to the recess, can guarantee the firm connection between open structure 31 and the row rifle needle head 2 on the one hand, and on the other hand can guarantee the leakproofness that both link to each other.

In addition, the socket joint part 3 is positioned in the cavity 5, and the top of the socket joint part 3 is flush with the top of the shell 1. In this technical scheme, because the top of connecing portion is parallel and level with casing 1 top, can make this auxiliary device's structure compacter like this.

As shown in FIG. 2, the top of the housing 1 is provided with a concave structure 11, the concave structure 11 is communicated with the open structure 31, the housing 1 is provided with a cover 12 for covering the open structure 31 of the cover 12, and the cover 12 is installed in the concave structure 11 and is rotatably connected with the housing 1. In the present embodiment, since the cover 12 is provided, when the auxiliary device is not used, the opening structure 31 can be covered by the cover 12, so as to prevent external dust and the like from entering into the opening structure 31, thereby dirtying the auxiliary device. When the cover 12 is opened and the gun gang needle head 2 is inserted into the socket 3, the size of the cover 12 is not affected by the insertion of the gun gang needle head 2 into the socket 3.

As shown in fig. 3, the top of the first needle head 4 is provided with a liquid inlet 41 connected with the pipeline 13, the bottom of the first needle head 4 is provided with a second liquid outlet 42, the first needle head 4 is in a conical structure, the diameter of the first needle head 4 is gradually reduced from top to bottom, and the peripheral surface of the first needle head 4 is provided with a rubber ring 43. In this embodiment, since the rubber ring 43 is disposed on the outer peripheral surface of the first needle head 4, the rubber ring 43 can be tightly connected with an external gun head, so as to ensure the sealing performance of the connection. First syringe head 4 is the taper structure, and the diameter of first syringe head 4 is from last to diminishing gradually down, and the installation is connected with external rifle head to the first syringe head 4 of being convenient for like this.

Example 3

As shown in fig. 5, the difference from embodiment 2 is that a scale 10 is provided on the bottom of the housing 1 on the side of the guide groove 6. In this embodiment, since the bottom of the bottom shell is provided with the scale 10, the distance between two adjacent first needle heads 4 can be intuitively known through the scale 10, so that the distance between two adjacent first needle heads 4 can be conveniently adjusted.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. The utility model provides a rifle interval adjusts converter which characterized in that: comprises a shell (1) with a cavity (5), at least two sleeve joint parts (3) which are respectively sleeved with corresponding gun arranging needle tube heads (2) are arranged at the top of the shell (1), each sleeve joint part (3) is positioned on the same vertical plane, the distance between every two adjacent sleeve joint parts (3) is the same, the bottom of the shell (1) is provided with a first needle head (4) corresponding to the sleeve joint part (3), the first needle tube head (4) is communicated with the corresponding sleeve joint part (3) through a pipeline (13), pipeline (13) are located in cavity (5), each first needle tube head (4) are located same vertical plane, adjacent two first needle tube head (4) between interval the same, adjacent two first needle tube head (4) between interval and adjacent two the interval of portion of cup jointing (3) is different.

2. The rifle spacing adjustment converter of claim 1, wherein: the first needle tube head (4) is connected with the bottom of the shell (1) in a sliding mode, and the pipeline (13) is a hose.

3. The rifle spacing adjustment switch of claim 2, wherein: guide slot (6) have been seted up to the bottom of casing (1), be provided with joint portion (7) on the periphery wall of first syringe head (4), joint portion (7) are installed in guide slot (6) and with casing (1) sliding connection.

4. The rifle spacing adjustment switch of claim 3, wherein: the clamping portion (7) is a clamping groove formed by the upper concave portion of the peripheral wall of the first needle tube head (4).

5. The rifle spacing adjustment switch of claim 3, wherein: and scales (10) are arranged at the bottom of the shell (1) and on one side of the guide groove (6).

6. The rifle spacing adjustment switch of any of claims 1 to 5, wherein: the sleeving part (3) is provided with an open structure (31) which is used for sleeving with the needle tube head (2) of the gun arranging needle tube, a first liquid outlet (32) is formed in the bottom of the sleeving part (3), and the liquid outlet (32) is communicated with one end of the pipeline (13).

7. The rifling pitch adjustment changer of claim 6, wherein: the inner wall surface of the open structure (31) is concave to form a groove.

8. The rifle spacing adjustment switch of claim 6, wherein: the sleeving part (3) is located in the cavity (5), and the top of the sleeving part (3) is flush with the top of the shell (1).

9. The rifle spacing adjustment switch of claim 8, wherein: casing (1) top indent is formed with sunk structure (11), sunk structure (11) with open structure (31) are linked together, be provided with on casing (1) and be used for the closing cap (12) of open structure (31), closing cap (12) are installed in sunk structure (11) and with casing (1) rotate and be connected.

10. The rifle spacing adjustment converter of claim 1, wherein: first syringe head (4) top have with inlet (41) that pipeline (13) link to each other, first syringe head (4) bottom has second liquid outlet (42), first syringe head (4) are the taper structure, the diameter of first syringe head (4) is from last to diminishing gradually down, be provided with rubber circle (43) on the outer peripheral face of first syringe head (4).