A kind of dedicated scoring devices of microbial culture dishTechnical field
The present invention relates to the field of medical instrument technology, specially a kind of dedicated scoring devices of microbial culture dish.
Background technique
Microculture refers to by the culture medium manually prepared and condition of culture (such as cultivation temperature artificially createdDeng), breed certain (kind) rapid microbial growths, referred to as microculture.Microculture can be divided into pure culture and mixingCulture, the former, which refers to, cultivates and utilizes to purified single culture；The latter refers to mixed bacteria or natural sample (such asSoil) in microorganism cultivated, can be to a certain degree then according to the type and quantity of microorganism grown on culture mediumThe diversity and quantity of upper estimation Soil Microorganism；Culture dish is a kind of for microorganism or the laboratory device of cell cultureWare is made of the bottom and a lid of flat circle plate-like, is generally made of glass or plastics.
Manual scratch is generallyd use in scratch experiment, manual scratch applies sample-adding pipette tips scratch usually on culture dish,Manual scratch width cannot be grasped, scratch depth not can control, scratch width cannot be accurate to scale, normal scratch after manual scratchNot straight, irregularity, observing effect is bad, while the fixation of culture dish is inconvenient benefit.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, it the present invention provides a kind of dedicated scoring devices of microbial culture dish, solves and draws by handSome problems existing for trace, while being convenient for the fixation of culture dish.
(2) technical solution
In order to achieve the above object, the present invention is achieved by the following technical programs: a kind of dedicated scratch dress of microbial culture dishIt sets, including pedestal, the top slide of the pedestal is connected with sliding seat, and the inner rotation of the sliding seat is connected with rotating bar,One end of the rotating bar is fixedly connected with the first conical gear, the inside of the sliding seat and is located at the two of the first conical gearSide is rotatably connected to screw rod, and the screw rod is fixedly connected with the second conical gear close to one end of the first conical gear, and describedOne conical gear engages connection with the second conical gear, and the surface engagement of the screw rod is connected with Mobile base, the Mobile baseTop is fixedly connected with block, and the side of the block is fixedly connected with the first compression set, and the one of first compression setEnd is fixedly connected with fixture block, and the top vertical of the pedestal is fixedly connected with support rod, is fixedly connected at the top of the support rodThere is fixed frame, the two sides of the fixed frame inner wall slidably connect the first sliding block, the second sliding block, first sliding block and respectivelySlide bar is fixedly connected between two sliding blocks, the surface of the slide bar slidably connects movable block, the top rotation of the movable blockIt is connected with thread bush, the center of the thread bush is threaded with threaded rod, and the bottom of the threaded rod is fixedly connected with secondThe bottom of compression set, second compression set is fixedly connected with pipette tips.
Preferably, the Mobile base is slidably connected with sliding seat, and the surface of the sliding seat is offered to be adapted to Mobile baseSliding slot.
Preferably, the surface pivots of the thread bush are connected with turning set, and the surface of the turning set is provided with index line,The surface of the movable block is provided with graduation mark, is fixedly connected between the turning set and thread bush by screw.
Preferably, the bottom of the movable block is fixedly connected with guide holder, and the threaded rod is slidably connected with guide holder, instituteThe surface for stating threaded rod offers guide groove.
Preferably, one end of the slide bar through the second sliding block and is threaded with locking nut, the side of the fixed frameWall offers the sliding slot being adapted to slide bar.
Preferably, the rotating bar is fixedly connected with stubborn block far from one end of the first conical gear.
Preferably, the base top side is fixedly connected with limited block.
Preferably, first compression set includes fixed cylinder, and the inner wall of the fixed cylinder slidably connects moving cylinder, instituteIt states and is fixedly connected with spring between fixed cylinder and moving cylinder.
Preferably, the rotating bar is located at sliding seat center, and the Mobile base is symmetrical arranged.
(3) beneficial effect
The present invention provides a kind of dedicated scoring devices of microbial culture dish.Have it is following the utility model has the advantages that
(1), the dedicated scoring devices of this kind of microbial culture dish are connected with rotating bar, rotating bar by the inner rotation of sliding seatOne end be fixedly connected with the first conical gear, the inside of the sliding seat and two sides for being located at the first conical gear are rotatably connected to silkBar, screw rod are fixedly connected with the second conical gear, the first conical gear and the second circular cone tooth close to one end of the first conical gearThe surface engagement of wheel engagement connection, screw rod is connected with Mobile base, and block is fixedly connected at the top of Mobile base, and the side of block is solidSurely it is connected with the first compression set, one end of the first compression set is fixedly connected with fixture block, can adjust using rotating bar and clamp trainingWare is supported, realizes the fixation of different size culture dish, improves fixed speed, avoids culture dish loosening during the experiment, is guaranteed realThat tests is normally carried out.
(2), the dedicated scoring devices of this kind of microbial culture dish slidably connect by the two sides of fixed frame inner wall respectivelyOne sliding block, the second sliding block, are fixedly connected with slide bar between the first sliding block and the second sliding block, the surface of slide bar slidably connects movementBlock is rotatably connected to thread bush at the top of movable block, and the center of thread bush is threaded with threaded rod, and the bottom of threaded rod is fixedIt is connected with the second compression set, the bottom of the second compression set is fixedly connected with pipette tips, utilizes the first sliding block, the second sliding block and shiftingThe movement of motion block, pipette tips can laterally or longitudinally move along a straight line, while the height of pipette tips can be adjusted by the rotation of thread bush,Be convenient for scratch experiment, solve manual scratch there are the drawbacks of.
Detailed description of the invention
Fig. 1 is structure of the invention main view；
Fig. 2 is structure of the invention left view；
Fig. 3 is the structural schematic diagram of fixed frame of the present invention；
Fig. 4 is sliding seat bottom substance schematic diagram of the present invention；
Fig. 5 is sliding seat top structure schematic diagram of the present invention；
Fig. 6 is the first compression set structural schematic diagram of the invention.
In figure: 1- pedestal, 2- sliding seat, 3- rotating bar, the first conical gear of 4-, 5- screw rod, the second conical gear of 6-, 7-Mobile base, 8- block, the first compression set of 9-, 91- fixed cylinder, 92- moving cylinder, 93- spring, 10- fixture block, 11- support rod,12- fixed frame, the first sliding block of 13-, the second sliding block of 14-, 15- slide bar, 16- movable block, 17- locking nut, 18- thread bush, 19-Threaded rod, 20- guide holder, the second compression set of 21-, 22- pipette tips, 23- turning set, 24- twist block, 25- limited block.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, completeSite preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based onEmbodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every otherEmbodiment shall fall within the protection scope of the present invention.
Fig. 1-6 is please referred to, the present invention provides a kind of technical solution: a kind of dedicated scoring devices of microbial culture dish, includingPedestal 1, the top slide of pedestal 1 are connected with sliding seat 2, by the movement of sliding seat 2 convenient for the fixed culture dish of clamping, sliding seat2 inner rotation is connected with rotating bar 3, and one end of rotating bar 3 is fixedly connected with the first conical gear 4, the inside of sliding seat 2 andIt is rotatably connected to screw rod 5 positioned at the two sides of the first conical gear 4, screw rod 5 is fixedly connected with close to one end of the first conical gear 4Second conical gear 6, the first conical gear 4 engage connection with the second conical gear 6, and the surface engagement of screw rod 5 is connected with movementSeat 7, by the rotation of rotating bar 3, Mobile base 7 can be towards or away from movement, and the top of Mobile base 7 is fixedly connected with block 8, gearThe side of block 8 is fixedly connected with the first compression set 9, and one end of the first compression set 9 is fixedly connected with fixture block 10, passes through fixture block10 can clamping culture dish, the first compression set 9 plays buffer function；The top vertical of pedestal 1 is fixedly connected with support rod 11,The top of support rod 11 is fixedly connected with fixed frame 12, the two sides of 12 inner wall of fixed frame slidably connect respectively the first sliding block 13,Second sliding block 14, is fixedly connected with slide bar 15 between the first sliding block 13 and the second sliding block 14, the surface of slide bar 15 slidably connectsMovable block 16, movable block 16 can laterally or longitudinally move along a straight line；The top of movable block 16 is rotatably connected to thread bush 18, screw threadThe center of set 18 is threaded with threaded rod 19, and the rotation of thread bush 18 can drive threaded rod 19 to move up and down；The bottom of threaded rod 19Portion is fixedly connected with the second compression set 21, and the bottom of the second compression set 21 is fixedly connected with pipette tips 22, and pipette tips 22 are to micro- lifeObject carries out scoring operation.
Mobile base 7 is slidably connected with sliding seat 2, and the surface of sliding seat 2 offers the sliding slot being adapted to Mobile base 7.
The surface pivots of thread bush 18 are connected with turning set 23, and the surface of turning set 23 is provided with index line, movable block 16Surface be provided with graduation mark, be fixedly connected between turning set 23 and thread bush 18 by screw, convenient for control threaded rod 19Just.
The bottom of movable block 16 is fixedly connected with guide holder 20, and threaded rod 19 is slidably connected with guide holder 20, threaded rod 19Surface offer guide groove, guarantee that threaded rod 19 moves up and down.
One end of slide bar 15 is through the second sliding block 14 and is threaded with locking nut 17, and the side wall of fixed frame 12 offersThe sliding slot being adapted to slide bar 15 is used for fixed slip bar 15.
Rotating bar 3 is fixedly connected with stubborn block 24 far from one end of the first conical gear 4, convenient for adjusting rotating bar 3.
1 top side of pedestal is fixedly connected with limited block 25, convenient for the positioning of sliding seat 2.
First compression set 9 includes fixed cylinder 91, and the inner wall of fixed cylinder 91 slidably connects moving cylinder 92, fixed cylinder 91 withIt is fixedly connected with spring 93 between moving cylinder 92, plays buffer function.
Rotating bar 3 is located at 2 center of sliding seat, and Mobile base 7 is symmetrical arranged.
When work, culture dish is placed on 2 top of sliding seat, the rotation of rotating bar 3 is adjusted by twisting block 24, to adjust cardFirst sliding block 13 and the second sliding block 14 are moved to appropriate location, and pass through until fixture block 10 clamps culture dish by the movement of block 10Rotation lock nut 17 is fixed, and rotates thread bush 18, adjusts the height of threaded rod 19, adjusts the position of pipette tips 22, rotationIndex line on turning set 23 is aligned with 16 figure line of movable block, and is screwed by turning set 23, rotates spiral shell at this timeLine set 18, observation index line and graduation mark make pipette tips 22 decline certain distance, push movable block 16 is mobile to carry out scratch, thenRise pipette tips 22.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a realityBody or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operationIn any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended toNon-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including thoseElement, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipmentIntrinsic element.In the absence of more restrictions.By sentence " element limited including one ..., it is not excluded thatThere is also other identical elements in the process, method, article or apparatus that includes the element ".
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be withA variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understandingAnd modification, the scope of the present invention is defined by the appended.