CN111841685A

CN111841685A - Method for boxing pipette tips

Info

Publication number: CN111841685A
Application number: CN202010787775.3A
Authority: CN
Inventors: 王蒙
Original assignee: Beijing Zhuanyi Technology Co ltd
Current assignee: Beijing Zhuanyi Technology Co ltd
Priority date: 2020-08-06
Filing date: 2020-08-06
Publication date: 2020-10-30

Abstract

The invention relates to a method for boxing pipette tips, which is characterized in that the pipette tips are loaded into a pipette tip box through a discharge box and a guide box, wherein the discharge box is used for arranging the pipette tips loaded into the discharge box, the arranged pipette tips are loaded into the guide box through the discharge box, and the pipette tips are loaded into the pipette tip box through the guide box. The invention has the characteristics of convenient operation, safety, reliability and high boxing efficiency.

Description

Method for boxing pipette tips

Technical Field

The invention relates to a method for boxing pipette tips.

Background

In research and teaching institutions such as biological, chemical and medical laboratories, and the like, test instruments such as pipette guns, pipette gun heads, and the like are basically used for performing test analysis. The common specifications of the pipette tips are 10 mul, 50 mul, 100 mul, 200 mul, 1000 mul, 5ml and the like, and during the test, the pipette tips need to be manually loaded into the pipette tip boxes, and although full-box pipette tips and full-automatic box packing machines are available on the market, most laboratories also adopt the option of purchasing a whole pack of loose pipette tips to manually pack the pipette tips into boxes one by one due to cost reasons. The utility model discloses a device of quick installation pipettor rifle head in the chinese utility model patent CN 208161618U, it is including putting in order rifle head frame and adjustment frame, and flexible framework and baffle are gone up to the adjustment frame, stir through the pull handle and realize quick dress box. However, the device for quickly mounting the pipette tip disclosed above has the disadvantages of complex design, more parts, high manufacturing cost, more operation steps and no contribution to market popularization and application.

The boxing process of the pipette tip has the following characteristics in use: the boxing frequency is low, the repeated loading of the pipette tips is frequent in action and large in workload. Taking a 96-hole boxing as an example, about 2-3 minutes is required for manually filling one box, about 10-20 boxes are used in one test, and the time consumed by manually boxing occupies a large amount of test or detection time. Although various manual devices are used for boxing the pipette tips in Chinese patent retrieval, related products are difficult to find in the market, the main reasons are that the operation experience is poor, the efficiency is low, the accuracy is low, the pipette tips cannot be really packed into the boxes at one time in actual use, and a full-automatic boxing machine is rarely used in a laboratory due to the characteristics of high cost, low use frequency and the like.

Disclosure of Invention

In view of the above problems in the prior art, the present invention is directed to a method for loading pipette tips, which has the advantages of convenient operation, safety, reliability and high loading efficiency.

The technical scheme of the invention is as follows:

the method for boxing the pipette tips comprises the steps of loading the pipette tips into a pipette tip box through a discharge box and a guide box, wherein the discharge box is used for arranging the pipette tips loaded into the discharge box, loading the arranged pipette tips into the guide box through the discharge box, and loading the pipette tips into the pipette tip box through the guide box.

The shape of the discharging box is square, a plurality of support bars which are parallel to each other are arranged on the front side of the discharging box, the lower ends of the support bars extend to the back side of the discharging box, pipette tip bayonets are formed between every two adjacent support bars, and the lower ends of the pipette tip bayonets extend to the back side of the discharging box.

The front of the discharging box is located one end of the pipette tip bayonet and is provided with a discharging opening, the discharging opening is communicated with the pipette tip bayonet, and the front of the discharging box is located one end of the discharging opening is provided with a baffle plate which is used for blocking the discharging opening.

The reverse side of the discharging box is provided with a pipetting gun head containing groove, the cross section of the pipetting gun head containing groove is rectangular, and the pipetting gun head bayonet and the discharging opening are respectively communicated with the pipetting gun head containing groove.

The front of direction box sets up a plurality of positioning groove that are parallel to each other, every all be provided with a plurality of through-holes in the positioning groove, the bottom reverse side of direction box is provided with positioning groove, every the through-hole all with positioning groove is linked together, the direction box passes through positioning groove with the liquid-transfering gun head box carries out the cooperation location.

The right end of the front of the guide box is provided with a plurality of pipette tip guide carding teeth, two adjacent pipette tip guide carding teeth form a pipette tip channel, and the pipette tip channel is communicated with the positioning groove.

The front of the discharging box is uniformly provided with a plurality of parallel supporting strips along the length direction, and the discharging opening is arranged on the front of the discharging box and is positioned at the left end of the bayonet of the pipette head.

The shape of the through hole is conical, the upper end of the through hole extends to the front of the guide box, the inner diameter of the upper end of the through hole is larger than that of the lower end of the through hole, and the inner diameter of the lower end of the through hole is larger than that of the upper end of the pipette tip.

The upper portion of the right end of each pipetting gun head guiding and combing tooth extends outwards to be provided with a guiding portion, the guiding portions and the pipetting gun head guiding and combing teeth are integrally formed, every two adjacent guiding portions are arranged in parallel, and the distances between every two adjacent guiding portions are equal and larger than the outer diameter of the pipetting gun head below the discharging box.

The front surface of the guide box is provided with a first support plate and a second support plate on one side of the pipetting gun head guide combing teeth, the first support plate is positioned on the front side of the pipetting gun head guide combing teeth, and the second support plate is positioned on the rear side of the pipetting gun head guide combing teeth;

the plane of the upper end face of the first supporting plate, the plane of the upper end face of the second supporting plate and the plane of the lower side wall of the guide groove are the same plane.

The invention has the following advantages and beneficial effects: according to the method for boxing pipette tips, provided by the embodiment of the invention, the pipette tips are loaded into a pipette tip box through a discharge box and a guide box, wherein the discharge box is used for arranging the pipette tips loaded into the discharge box, the arranged pipette tips are loaded into the guide box through the discharge box, and the pipette tips are loaded into the pipette tip box through the guide box; the invention has the characteristics of high boxing speed, less operation actions and high accuracy, and can reduce the auxiliary time wasted by manual boxing in the test process; in addition, in the long term, a great deal of test efficiency can be improved; has great significance for relevant units such as relevant scientific research institutions, colleges and universities and the like.

Drawings

Fig. 1 is a schematic perspective view of a direction in which a discharging box, a guide box and a pipette tip box cooperate in the pipette tip boxing method according to the embodiment of the present invention.

Fig. 2 is a schematic perspective view of a pipette tip arrangement structure of the pipette tip arranging box by the discharging box in the pipette tip boxing method provided by the embodiment of the invention.

Fig. 3 is a schematic perspective view of a pipette tip boxing method according to an embodiment of the present invention, in which the pipette tips are arranged in the discharge box and then move above the guide box.

Fig. 4 is a schematic perspective view of the pipette tips arranged and moved to the upper side of the guide box by the discharging box in the pipette tip boxing method provided by the embodiment of the invention.

Fig. 5 is a schematic perspective view of the pipette tips arranged and moved by the discharging box to the upper side of the guide box and matched with the pipette tip box in the pipette tip boxing method according to the embodiment of the invention.

Fig. 6 is a schematic perspective view of the pipette tips arranged by the discharging box and moved to the upper side of the guide box and extracted by the pipette tips boxing method provided by the embodiment of the invention.

Fig. 7 is a schematic perspective view of the pipette tip box according to the embodiment of the present invention after the pipette tips are filled.

Fig. 8 is a schematic perspective view of a discharge box in one direction in the pipette tip boxing method provided by the embodiment of the invention.

Fig. 9 is a schematic perspective view of another direction of the discharge box in the pipette tip boxing method according to the embodiment of the invention.

Fig. 10 is a schematic perspective view of another direction of the discharge box in the pipette tip boxing method according to the embodiment of the invention.

Fig. 11 is a schematic top view of the discharge case in the pipette tip boxing method according to the embodiment of the present invention.

Fig. 12 is a schematic front view of a discharge box in the pipette tip boxing method according to the embodiment of the present invention.

Fig. 13 is a rear view schematically illustrating the configuration of the discharge case in the pipette tip boxing method according to the embodiment of the present invention.

Fig. 14 is a schematic cross-sectional view of a support strip on a discharge box in the method for boxing pipette tips according to the embodiment of the invention.

Fig. 15 is a schematic front view of a support strip on a discharge box in the method for boxing pipette tips according to the embodiment of the present invention.

Fig. 16 is a schematic perspective structure view of a material baffle plate in the pipette tip boxing method provided by the embodiment of the invention.

Fig. 17 is a schematic sectional structural view of a front view of a baffle plate in the pipette tip boxing method provided by the embodiment of the invention.

Fig. 18 is a schematic perspective view of one direction of the guide box in the pipette tip boxing method according to the embodiment of the invention.

Fig. 19 is a front view schematically illustrating a structure of a guide box in the pipette tip boxing method according to the embodiment of the present invention.

Fig. 20 is a schematic perspective view of another direction of the guide box in the pipette tip boxing method according to the embodiment of the present invention.

Fig. 21 is a schematic top structural view of a guide box in the pipette tip boxing method of the apparatus for boxing pipette tips according to the embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" 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 should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The invention will be further described with reference to the drawings and specific examples.

As shown in fig. 1 to 21: according to the method for boxing pipette tips, the pipette tips 300 are loaded into the pipette tip box 400 through the discharge box 100 and the guide box 200, the discharge box 100 is used for arranging the pipette tips 300 loaded into the discharge box 100, the arranged pipette tips 300 are loaded into the guide box 200 through the discharge box 100, and the pipette tips 300 are loaded into the pipette tip box 400 through the guide box 200.

In the method for boxing pipette tips provided by the embodiment of the invention, specifically, the shape of the discharge box 100 is square, the front surface of the discharge box is provided with a plurality of support strips 101 which are parallel to each other, the lower ends of the support strips 101 extend to the back surface of the discharge box 100, a pipette tip bayonet 102 is formed between every two adjacent support strips 101, the lower end of the pipette tip bayonet 102 extends to the back surface of the discharge box 100, one end of the front surface of the discharge box 100, which is located at the pipette tip bayonet 102, is provided with a discharge port 103, the discharge port 103 is communicated with the pipette tip bayonet 102, one end of the front surface of the discharge box 100, which is located at the discharge port 103, is provided with a material baffle 104, the discharge port 103 is blocked by the material baffle 104, the back surface of the discharge box 100 is provided with a pipette tip accommodating groove 105, and the cross section of the pipette tip accommodating groove 105 is rectangular, the pipette tip bayonet 102 and the discharge opening 103 are respectively communicated with the pipette tip accommodating groove 105; through when discharging box 100 arranges material to pipette tip 300, will the reverse side of discharge box 100 is up, so that pipette tip holds recess 105 up, simultaneously to fill pipette tip 300 in pipette tip holds recess 105, then follows the length direction of discharge box 100 rocks, makes pipette tip 300 keep away from to pipette tip hold recess 105 simultaneously the one end of bin outlet 103 removes, makes then pipette tip 300 align to grid is kept away from the one end of bin outlet 103 at pipette tip bayonet 102 and is supported through support bar 101.

According to the method for boxing pipette tips, provided by the embodiment of the invention, a plurality of parallel positioning grooves 201 are uniformly formed in the front of a guide box 200, a plurality of through holes 202 are formed in each positioning groove 201, a positioning clamping groove 203 is formed in the reverse side of the bottom of the guide box 200, each through hole 202 is communicated with the positioning clamping groove 203, the guide box 200 is matched and positioned with a pipette tip box 400 through the positioning clamping groove 203, a plurality of pipette tip guiding and carding teeth 204 are formed at the right end of the front of the guide box 200, a pipette tip channel 205 is formed by two adjacent pipette tip guiding and carding teeth 204, and the pipette tip channel 205 is communicated with the positioning grooves 201; the pipette tips 300 arranged in the magazine 100 are slid into the corresponding positioning recesses 201 via the pipette tip channels 205, when the discharging box 100 moves to the upper part of the guiding box 200, each through hole 202 in the positioning groove 201 on the guiding box 200 corresponds to one pipette tip 300, then the guide box 200 is positioned above the liquid-transferring gun head box 400 to be boxed through the positioning clamping groove 203 arranged on the reverse side of the guide box, simultaneously, the striker plate 104 on the discharge box 100 is rotated towards the reverse side of the discharge box 100 to ensure that the outlet of the discharge opening 103 is not blocked, the discharge box 100 is pulled to ensure that the pipette tip 300 is separated from the support strip 101 on the discharge box 100 through the discharge opening 103, and after the pipette tips 300 are separated from the supporting bars 101, the pipette tips enter the pipette tip box 400 to be boxed through the through holes 202, and boxing operation is completed at one time.

According to the method for boxing pipette tips, a handle 106 is arranged at one end, located on the supporting strip 101, of the pipette tip box 100, and the plane where the front face of the handle 106 is located and the plane where the front face of the pipette tip box 100 is located are the same plane. Through the above design, the right-hand member that also lies in the support bar 101 on row material box 100 sets up handle 106 to the operation is rocked about to row material box 100 to the convenience, so that arrange the pipette head that lies in pipette head holding groove 105 on row material box 100 and keep away from to pipette head holding groove 105 the one end of bin outlet 103 removes and arranges neatly, convenient operation, and can reach the purpose that improves row material efficiency.

According to the method for boxing pipette tips, the plane where the upper ends of the supporting strips 101 are located and the plane where the front faces of the discharging boxes 100 are located are the same plane; the supporting bar 101 comprises a supporting portion 107 and an extending portion 108, wherein the supporting portion 107 is fixedly arranged at the upper end of the extending portion 108. Through the design, the plane of the upper end surface of the supporting bar 101 and the plane of the front surface (i.e. the upper end surface) of the discharging box 100 are the same plane, so that the processing is convenient, and when the discharging box 100 is placed on the guide box 200 to be packed with the gun heads 300, the gun heads can be better positioned and packed.

The method for boxing pipette tips provided by the embodiment of the invention comprises the following steps that specifically, a plurality of parallel supporting strips 101 are uniformly arranged on the front surface of the pipette tip box 100 along the length direction, the right ends of the supporting strips 101 are fixedly arranged on a handle 106, and the handle 106 and the pipette tip box 100 are integrally formed; the discharge port 103 is provided on the front surface of the discharge case 100 and is located at the left end of the pipette tip bayonet 102. Through the design, namely the handle 106 and the discharge box 100 are integrally formed, the firmness of combining the handle 106 and the discharge box 100 can be improved, and meanwhile, the processing is convenient; meanwhile, a cavity 109 is formed between the right end of the support plate 101 and the left end of the handle 106 in the above-described discharge box 100.

According to the method for boxing pipette tips, provided by the embodiment of the invention, the front side and the rear side of the left end surface of the pipette tip box 100 are respectively provided with a first fixing part 110 and a second fixing part 111 which extend outwards, wherein:

a first fixing hole 112 is formed in the first fixing portion 110 along the width direction of the discharge box 100, a first fixing protrusion 113 extends outwards from the bottom of the front end face of the striker plate 104, and the first fixing protrusion 113 is matched with the first fixing hole 112 and can rotate in the first fixing hole 112;

the second fixing portion 111 is provided with a second fixing hole 114 along the width direction of the discharge box 100, the bottom of the rear end face of the striker plate 104 extends outwards to form a second fixing convex portion 115, the second fixing convex portion 115 is matched with the second fixing hole 114 and can rotate in the second fixing hole 114, and the striker plate 104 passes through the first fixing convex portion 111 and the second fixing convex portion 115 can rotate in the front direction and the reverse direction of the discharge box 100 respectively. With the above design, namely, the first fixing portion 110 and the second fixing portion 111 are respectively extended leftwards at the front side and the rear side of the left end face of the discharge box 100, a first fixing hole 112 is formed at a middle position of the first fixing portion 110 along a width direction of the discharge box 100, meanwhile, the middle position of the second fixing portion 111 is provided with a second fixing hole 114 along the width direction of the discharge box 100, the bottom of the front end side of the striker plate 104 is provided with a first fixing protrusion 113 which is engaged with the first fixing hole 112, and at the same time, a second fixing convex part 115 matched with the second fixing hole 114 is arranged at the bottom of the rear end side surface of the striker plate 104, so that the striker plate 104 can rotate between the first fixing portion 110 and the second fixing portion 111 towards the front and the back of the discharge box 100 through the first fixing protrusion 113 and the second fixing protrusion 115, so that the striker plate 104 opens and closes the discharge opening 103 at the left end of the discharge box 100.

According to the method for boxing pipette tips, the supporting part 107 and the extending part 108 are integrally formed, the cross section of the supporting part 107 is rectangular, the width of the supporting part 107 is larger than the height of the supporting part 107, and the cross section of the extending part 108 is inverted triangular or inverted trapezoidal. Through the above design, that is, the supporting portion 107 and the extending portion 108 are integrally formed, the firmness of the combination of the supporting portion 107 and the extending portion 108 can be improved, and the service life of the supporting strip 101 can be further prolonged; meanwhile, the cross section of the supporting part 107 is rectangular and the cross section of the extending part 108 is inverted triangle or inverted trapezoid, when the discharge box 100 is used for arranging the pipette tips 300, the pipette tip bayonets 102 formed between two adjacent supporting bars 101 can stably support the pipette tips 300, so that the arrangement and boxing efficiency of the pipette tips can be improved.

According to the method for boxing pipette tips, a buckling part 116 extends outwards from the upper end of the striker plate 104, a plurality of anti-slip convex parts 117 are formed on the upper surface of the buckling part 116 in an upward protruding manner, a first clamping convex part 118 extends outwards from the upper part of the front end surface of the striker plate 104, and a second clamping convex part 119 extends outwards from the upper part of the rear end surface of the striker plate. Through the above design, that is, the upper end of the striker plate 104 extends leftward to be provided with the fastening portion 116, and when the striker plate 104 rotates to the reverse side of the discharge box 100, the upper end of the striker plate 104 can be firmly clamped in the fixing groove 124 formed in the bottom of the left end face of the discharge box 100 through the fastening portion 116, so that the safety and reliability are improved to a certain extent.

According to the method for boxing pipette tips, provided by the embodiment of the invention, a first clamping groove 120 and a second clamping groove 121 are arranged on the inner side wall of the first fixing part 110, the first clamping groove 120 is positioned above the first fixing hole 112, and the second clamping groove 121 is positioned below the first fixing hole 112; a third slot 122 and a fourth slot 123 are disposed on an inner side wall of the second fixing portion 111, the third slot 122 is located above the second fixing hole 114, the fourth slot 123 is located below the second fixing hole 114, the third slot 122 corresponds to the first slot 120, and the fourth slot 123 corresponds to the second slot 121.

According to the method for boxing pipette tips, when the upper end of the striker plate 104 rotates to the front surface of the discharge box 100, the first clamping convex part 118 of the striker plate 104 is clamped into the first clamping groove 120, and the second clamping convex part 119 of the striker plate 104 is clamped into the third clamping groove 122; when the upper end of the striker plate 104 rotates to the reverse side of the discharge box 100, the first clamping convex portion 118 of the striker plate 104 is clamped into the second clamping groove 121, the second clamping convex portion 119 of the striker plate 104 is clamped into the fourth clamping groove 123, and the fastening portion 116 is fastened in the fixing groove 124 formed in the bottom of the left end face of the discharge box 100.

According to the method for boxing pipette tips, by the above design, namely, the inner side wall of the first fixing part 110 is provided with the first clamping groove 120 and the second clamping groove 121, the inner side wall of the second fixing part 111 is provided with the third clamping groove 122 and the fourth clamping groove 123, meanwhile, the upper parts of the front side end surface and the rear side end surface of the striker plate 104 are respectively provided with the first clamping convex part 118 and the second clamping convex part 119 in an outward extending manner, when the upper end of the striker plate 104 rotates to the front surface of the discharge box 100, the first clamping convex part 118 of the striker plate 104 is firmly clamped into the first clamping groove 120, and the second clamping convex part 119 of the striker plate 104 is firmly clamped into the third clamping groove 122; when the upper end of the striker plate 104 rotates to the reverse side of the discharge box 100, the first clamping convex portion 118 of the striker plate 104 is firmly clamped into the second clamping groove 121, the second clamping convex portion 119 of the striker plate 104 is firmly clamped into the fourth clamping groove 123, the clamping portion 116 is clamped in the fixing groove 124 formed in the bottom of the left side end face of the discharge box 100, and safety and reliability are improved to a certain degree.

According to the method for boxing pipette tips, provided by the embodiment of the invention, the through hole 202 is conical, the upper end of the through hole 202 extends to the front side of the guide box 200, the inner diameter of the upper end of the through hole 202 is larger than the inner diameter of the lower end of the through hole 202, and the inner diameter of the lower end of the through hole 202 is larger than the outer diameter of the upper end of the pipette tip 300. Through the above design, also the shape of through-hole 202 is conical, and the shape of through-hole 202 and pipetting gun head 300's shape phase-match, and pipetting gun head 300 accessible above-mentioned through-hole 202 smoothly gets into the pipetting gun head box 400 of treating dress box simultaneously, convenient operation and swift, and the rate of accuracy of dress box is high simultaneously.

According to the method for boxing pipette tips, provided by the embodiment of the invention, the cross section of the positioning groove 201 is rectangular, the width of the positioning groove 201 is greater than the inner diameter of the lower end of the through hole 202, and the width of the positioning groove 201 is less than the inner diameter of the upper end of the through hole 202. Through the above design, that is, the positioning groove 201 is in a long strip shape, after the pipette tips 300 in the pipette tip accommodating groove 105 on the discharge box 100 are arranged in the pipette tip bayonet 102, the discharge box 100 is placed on the guide box 200, and the pipette tips 300 arranged in the discharge box 100 are located above the through holes 202.

According to the method for boxing pipette tips, provided by the embodiment of the invention, the width of the positioning groove 201 is smaller than the outer diameter of the upper end of the through hole 202, and the width of the positioning groove 201 is larger than the outer diameter of the lower end of the through hole 202. Through the design, the outer diameter of the upper end of the through hole 202 is larger than the width of the positioning groove 201, the outer diameter of the lower end of the through hole is smaller than the width of the positioning groove 201, the lower end of the pipette head 300 arranged in the discharge box 100 moves to the position of the positioning groove 201 through the pipette head channel 205 formed by the two adjacent pipette head guiding and carding teeth 204, the operation is convenient and rapid, the positioning is accurate, and the boxing efficiency is improved to a certain degree.

According to the method for boxing pipette tips, the baffle plate 206 extends upwards from the left end of the front surface of the guide box 200, the baffle plate 206 and the guide box 200 are integrally formed, the guide groove 207 is formed in the right side wall of the baffle plate 206, and two ends of the guide groove 207 extend to the front end surface and the rear end surface of the baffle plate 206 respectively. Through the above design, that is, the baffle 206 is extended upward from the left end of the front surface of the guide box 200, and the guide groove 207 is formed in one side wall (that is, the right side wall) of the baffle 206 close to the positioning groove 201, when the discharge box 100 is placed on the guide box 200, the positioning protrusion 125 of the discharge box 100, which is formed along the side surface of the length direction thereof, is located in the guide groove 207 formed in the side wall of the baffle 206, so that the matching between the discharge box 100 and the guide box 200 can be more accurate, and the accuracy of boxing pipette tips and the boxing efficiency can be improved; in addition, the front side wall and the rear side wall of the discharge box 100 along the length direction are provided with positioning convex parts 125 matched with the guide grooves 207 on the guide box 200, so that the purposes of convenient operation and quick boxing of pipette tips are achieved.

According to the method for boxing pipette tips, the plane of the lower side wall of the guide groove 207, the plane of the upper end face of the through hole 202 in the guide box 200 and the plane of the upper end face of at least one pipette tip guide comb tooth 204 are the same plane. Through the design, the lower side wall of the guide groove 207, the upper end surface of the through hole 202 and the upper end surface of the at least one pipette head guiding and carding tooth 204 are located on the same plane, so that the front surface of the discharge box 100 and the front surface of the guide box 200 can be well contacted and positioned, and the boxing accuracy and efficiency are further improved.

In the method for boxing pipette tips provided by the embodiment of the invention, the plane of the upper end surface of the left side of the pipette tip guiding and combing tooth 204 and the plane of the upper end surface of the through hole 202 in the guiding box 200 are the same plane, and a positioning groove 208 is arranged at the position where the left end of the pipette tip guiding and combing tooth 204 is combined with the right end of the front surface of the guiding box 200.

According to the method for boxing pipette tips provided by the embodiment of the invention, the pipette tip guiding and carding teeth 204 and the guide box 200 are integrally formed, the surfaces of the front side walls and the rear side walls of the pipette tip guiding and carding teeth 204 are both curved surfaces, and the surfaces of the front side walls and the rear side walls of the pipette tip guiding and carding teeth 204 are both smooth surfaces. Through the design, namely the pipette tip guiding and combing teeth 204 and the guiding box 200 are integrally formed, the firmness of the combination of the pipette tip guiding and combing teeth 204 and the guiding box 200 can be improved, so that the purpose of prolonging the service life of the guiding box 200 is achieved; in addition, the surfaces of the front side wall and the rear side wall of the pipette tip guiding and combing teeth 204 are smooth curved surfaces, that is, the front side wall and the rear side wall of the pipette tip channel 205 formed by two adjacent pipette tip guiding and combing teeth 204 are smooth curved surfaces, so that the lower ends of the pipette tips arranged in the discharge box 100 can move into the positioning groove 201 through the pipette tip channel 205 quickly and smoothly, and the purpose of improving the boxing efficiency is achieved.

According to the method for boxing pipette tips, the front side of the front surface of the discharge box 100 is provided with the guide convex part 130, and the guide convex part 130 is positioned on the outer side of the supporting strip 101 and is parallel to the supporting strip 101. Meanwhile, the width of the guiding protrusion 130 is smaller than the width of the positioning groove 208, and the guiding protrusion 130 is engaged with the positioning groove 208 and can move freely in the positioning groove 208. Through the above design, that is, when the discharge box 100 moves to the through hole 202 of the guide box 200, the positioning protrusion 125 arranged along the side of the length direction of the discharge box 100 is located in the guide groove 207 arranged on the side wall of the baffle 206, and the guiding protrusion 130 arranged on the front side of the front surface of the discharge box 100 is located in the positioning groove 208 arranged on the guide box 200, and the discharge box 100 can move rapidly and stably along the guide groove 207 and the positioning groove 208, after the discharge box 100 is rapidly extracted, the pipette tips 300 arranged in the pipette tip accommodating grooves 105 on the discharge box 100 are separated from the support strip 101 on the discharge box 100 through the discharge port 103, and after the pipette tips 300 are separated from the support strip 101, the pipette tips enter the pipette tip box 400 to be boxed through the through hole 202, so that the boxing operation can be completed at one time, and the matching and positioning of the discharge box 100 and the guide box 200 are more accurate, and then can effectively improve liquid-transfering gun head dress box's accuracy and dress box efficiency.

According to the method for boxing pipette tips in the embodiment of the invention, the front surface of the guide box 200 is provided with the first support plate 210 and the second support plate 220 at one side of the pipette tip guide and combing teeth 204, the first support plate 210 is positioned at the front side of the pipette tip guide and combing teeth 204, and the second support plate 220 is positioned at the rear side of the pipette tip guide and combing teeth 204. Meanwhile, the plane of the upper end surface of the first support plate 210, the plane of the upper end surface of the second support plate 220, and the plane of the lower sidewall of the guide groove 207 are the same plane. Through the design, namely, the front surface of the guide box 200 is provided with the first support plate 210 and the second support plate 220 at the front side and the rear side of the pipette tip head guide comb teeth 204, and the planes of the upper end surfaces of the first support plate 210 and the second support plate 220 and the planes of the upper end surfaces of the guide grooves 207 and the through holes 202 are the same plane, so that the front surface of the discharge box 100 can be stably supported to be beneficial to the discharge box 100 to move to the upper part of the through holes 202 on the guide box 200 through the front surface.

According to the method for boxing pipette tips in the embodiment of the invention, the upper part of the right end of each pipette tip guiding and carding tooth 204 is provided with a guide part 230 in an outward extending manner, the guide parts and the pipette tip guiding and carding teeth 204 are integrally formed, two adjacent guide parts 230 are arranged in parallel, and the distances between two adjacent guide parts 230 are equal and are larger than the outer diameter of the pipette tip 300 below the discharge box 100.

According to the method for boxing the pipette tips, provided by the embodiment of the invention, the quick and accurate boxing of the pipette tips is mainly completed through two parts, wherein one part is the discharge box 100, the other part is the guide box 200, and the discharge box 100 and the guide box 200 are matched with the pipette tip box 400 with the same specification.

Specifically, the main structure of the discharging box 100 is square, a support strip 101 which is parallel to the side surface and is used for supporting the pipette tips 300 is arranged on the bottom surface between the two transverse side surfaces, the hydraulic pipette tips 300 with different specifications and different numbers can be provided with the support strips 101 which are arranged at different intervals (namely, pipette tip bayonets 102 with different widths), wherein the specifications of the pipette tips which can be arranged are 10 μ l, 50 μ l, 100 μ l, 200 μ l, 1000 μ l and 5 ml; a discharge opening 103 for the pipette tip 300 is provided on one side of the longitudinal surface of the discharge box 100 (i.e., on the left end of the support strip 101 on the discharge box 10), and a striker plate 104 for preventing the hydraulic pipette tip 300 from falling out during discharge is also provided. The striker plate 104 is mounted on the discharge box 100 by a rotation shaft (i.e., a first fixing protrusion 113 and a second fixing protrusion 115). A handle 106 is arranged at the other side of the longitudinal surface of the discharge box 100 (i.e. the right side end surface of the discharge box 100 on the supporting strip 101) for facilitating the operation during the discharging and boxing process.

The bottom of the guide box 200 is provided with a positioning clamping groove 203 which is accurately positioned with the pipette tip box 400 which is used in a matched manner, the depth of the positioning clamping groove is determined by the height of the pipette tip box 400 which is used in a matched manner, wherein a through hole 202 for accommodating the pipette tip 300 is arranged above the positioning clamping groove 203, the shape of the through hole 202 is conical, namely the through hole 202 is designed to have a large upper end and a small lower end, the minimum aperture is larger than the diameter of the large end of the pipette tip 300 which is used in a matched manner, and the number of the through holes 202 is determined according to the specification of the pipette tip 300 which is actually used. The right end of the front of the guide box 200 is provided with a pipette tip guiding comb tooth 204 in a curved shape, the surfaces of the front side wall and the rear side wall of the pipette tip guiding comb tooth 204 are smooth curved surfaces for combing the pipette tips 300, the head end of the right side wall of the pipette tip guiding comb tooth 204, namely the guide part 230, is in a flying wing shape or a 7 shape, and the height of the guide part 230 is greater than the length of the pipette tips 300 installed in the discharge box 100; the arrangement pitch of the head ends of the pipette tip guiding and combing teeth 204 (namely the right ends of the pipette tip guiding and combing teeth) is different corresponding to the diameters of the large heads of the pipette tips with different specifications in a natural state. The distance between the tail ends of the pipette head guiding and combing teeth 204 (namely the left ends of the pipette head guiding and combing teeth) is the matched distance between the pipette gun holes, and the distance between the two ends is in curved surface transition, so that the distance arrangement of the pipette heads 300 is realized. A baffle 206 is arranged at one side of the tail end of the pipette tip guiding and carding tooth 204, and the baffle 207 is provided with a transverse positioning groove 207 for providing a guiding function in the transverse blanking operation process of the striker plate 100 above the guiding box 200.

Finally, it should be noted that: the above-mentioned embodiments are only used for illustrating the technical solution of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A method for boxing pipette tips is characterized in that: the liquid transfer gun heads are loaded into the liquid transfer gun head box through the discharging box and the guide box, wherein the discharging box is used for arranging the liquid transfer gun heads loaded into the discharging box, the arranged liquid transfer gun heads are loaded into the guide box through the discharging box, and the liquid transfer gun heads are loaded into the liquid transfer gun head box through the guide box.

2. The method for boxing pipette tips in accordance with claim 1, wherein the ejector box is square, the front surface of the ejector box is provided with a plurality of support strips which are parallel to each other, the lower ends of the support strips extend to the back surface of the ejector box, a pipette tip bayonet is formed between two adjacent support strips, and the lower ends of the pipette tip bayonets extend to the back surface of the ejector box.

3. The pipette tip boxing method according to claim 2, wherein a discharge port is formed in one end, located at the pipette tip bayonet, of the front face of the discharge box, the discharge port is communicated with the pipette tip bayonet, and a baffle plate is arranged at one end, located at the discharge port, of the front face of the discharge box, and the discharge port is blocked by the baffle plate.

4. The pipette tip boxing method according to claim 3, wherein a pipette tip accommodating groove is formed in the reverse side of the discharge box, the cross section of the pipette tip accommodating groove is rectangular, and the pipette tip bayonet and the discharge port are respectively communicated with the pipette tip accommodating groove.

5. The pipette tip boxing method according to any one of claims 1 to 4, wherein a plurality of positioning grooves which are parallel to each other are formed in the front surface of the guide box, a plurality of through holes are formed in each positioning groove, a positioning clamping groove is formed in the reverse surface of the bottom of the guide box, each through hole is communicated with the positioning clamping groove, and the guide box is matched and positioned with the pipette tip box through the positioning clamping grooves.

6. The pipette tip boxing method according to claim 5, wherein the right end of the front surface of the guide box is provided with a plurality of pipette tip guide and alignment teeth, two adjacent pipette tip guide and alignment teeth form a pipette tip channel, and the pipette tip channel is communicated with the positioning groove.

7. The pipette tip boxing method according to claim 2, wherein the front face of the discharge box is uniformly provided with a plurality of support strips parallel to each other in the length direction, and the discharge port is provided in the front face of the discharge box at the left end of the pipette tip bayonet.

8. The method for cartoning a pipette tip according to claim 5, wherein the through-hole has a conical shape, an upper end of the through-hole extends to a front surface of the guide box, an inner diameter of an upper end of the through-hole is larger than an inner diameter of a lower end of the through-hole, and the inner diameter of the lower end of the through-hole is larger than an outer diameter of the upper end of the pipette tip.

9. The pipette tip boxing method according to claim 5, wherein each of the pipette tip guiding and aligning teeth is provided with a guide portion extending outward from the upper portion of the right end thereof, the guide portions are integrally formed with the pipette tip guiding and aligning teeth, two adjacent guide portions are arranged in parallel, and the distance between each two adjacent guide portions is equal to and larger than the outer diameter of the pipette tip below the discharge box.

10. The pipette tip boxing method according to claim 5, wherein a first support plate and a second support plate are provided on the front surface of the guide box on the side of the pipette tip guide comb teeth, the first support plate is located on the front side of the pipette tip guide comb teeth, and the second support plate is located on the rear side of the pipette tip guide comb teeth;