CN208962067U

CN208962067U - A kind of biologic slice device

Info

Publication number: CN208962067U
Application number: CN201821594666.4U
Authority: CN
Inventors: 甯哥窘; 常羽
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-09-29
Filing date: 2018-09-29
Publication date: 2019-06-11
Anticipated expiration: 2028-09-29

Abstract

The utility model discloses a kind of biologic slice device, including pedestal and frame body, the middle of the base position is provided with sample fixed frame, is provided with cutter on horizontal bracket；The cutter includes sliding rack and the knife rest that connect with sliding rack；The knife rest is electric expansion rod structure, is provided with fine tuning structure on the outer cylinder of electric telescopic rod, and U-shaped folder is provided at the head of electric telescopic rod, and cutter knife handle is detachably linked by passing through the bolt of location hole with U-shaped folder；One end of the cutter knife handle is provided with bidirectional helical lead screw two, the utility model has the beneficial effects that having coarse adjustment and fine tuning structure, can accurately be sliced to biology, easy to operate, effect is good；Cutter is detachable on knife rest and rotates, and to different biological different blades, and can carry out multi-faceted slice, versatile；Two cutter spacing are adjustable, are precisely controlled slice thickness, are to be sliced more complete, raising slice efficiency.

Description

A kind of biologic slice device

Technical field

The utility model relates to biologic slice fields, and in particular to a kind of biologic slice device.

Background technique

Biologic slice is the significant process observed in class experiment, and current biologic slice mode is usually that user manually cuts Piece, but not only safety is not high for this slicing mode is easy to accidentally injure operator, and the slice thickness cut out is uneven and can not Slice thickness is accurately controlled, while the biopsy tissues cut out are also imperfect, is unfavorable for the progress of later experiments, and inconvenient, It cannot flexibly apply in various experiments, reduce conventional efficient.

Summary of the invention

The purpose of this utility model, which is that, overcomes above-mentioned deficiency, and cutting for required thickness can accurately be cut out by providing one kind Piece, but can multi-faceted slice biologic slice device.

In order to achieve the above objectives, the utility model is implemented according to following technical scheme:

A kind of biologic slice device, including pedestal and frame body, the middle of the base position is provided with sample fixed frame, described Frame body includes vertical rack and horizontal bracket, and vertical rack is slidable connection, connection by sliding slot one on pedestal and pedestal Place is provided with position limiting structure (repeating no more herein for the prior art), and the direction of the sliding slot one is vertical with horizontal bracket, described Cutter is provided on horizontal bracket；

The cutter includes sliding rack and the knife rest that connect with sliding rack；The cunning that the sliding rack passes through horizontal bracket Slot is slidably connected with horizontal bracket, and rotatable lead screw one is provided in the sliding slot of horizontal bracket, and one end of lead screw one is connected with Rotary electric machine, sliding rack are set on lead screw one, can be moved forward and backward with the rotation of lead screw one along lead screw one；It is fixed on sliding rack It is vertically directed cylinder, the knife rest is electric expansion rod structure and is set in guide cylinder, the outer drum outer wall setting of electric telescopic rod There is the fine tuning structure connecting across guide cylinder with sliding rack, U-shaped folder is provided at the head of electric telescopic rod, the U-shaped folder is set It is equipped with two location holes up and down；Cutter knife handle is detachably linked by passing through the bolt of location hole with U-shaped folder；The cutter knife handle One end be provided with bidirectional helical lead screw two, two right end of lead screw is right-handed thread, and left end is left hand thread, left hand thread, dextrorotation A cutter is respectively equipped on screw thread, one end of the cutter knife spine is equipped with threaded hole, and cutter is located at lead screw two by screw thread borehole jack On, the junction of cutter and lead screw two is provided with limit valve, rotates bidirectional helical lead screw two, and two cutters are opposite or counter motion, Two cutter spacing can be adjusted flexibly, improve the accuracy of slice thickness, and the integrity degree of slice.

Preferably, the fine tuning structure includes fine tuning gear, worm screw, fine adjustment shaft, vernier knob and is arranged in outer drum outer wall Rack gear, the fine adjustment shaft is horizontally through the hole one on sliding rack, and the both ends of fine adjustment shaft are provided with the limit greater than hole diameter Position wheel, the fine tuning geared sleeve is on fine adjustment shaft and can rotate around fine adjustment shaft, and the worm screw is fixedly connected and pacifies with vernier knob It loaded in the hole two on sliding rack, can be rotated in hole two, described hole one and the direction of hole two are orthogonal, fine tuning Hole three is equipped at the corresponding guide cylinder of gear, fine tuning gear is contacted with worm screw, rack gear cooperation, worm screw and fine tuning gears tooth pitch phase Together, worm screw rotates a circle, and fine tuning gear turns over a tooth, worm screw, fine tuning gear rotation is driven by rotation vernier knob, thus band Carry-over bar, outer cylinder do small elevating movement；Vernier knob rotates one week, and outer cylinder rises or falls the height of fine tuning one tooth of gear Degree；The height that vernier knob rotates the lifting of one week outer cylinder can also be changed to fine tuning gear, rack gear and worm tooth away from being appropriately modified Degree.

Frame body moves horizontally movement of the cooperation sliding rack on horizontal bracket so that the position of cutter and sample more contract It closes, improves the integrity degree and accuracy of slice；U-shaped folder is provided with two location holes up and down；Cutter knife handle is by passing through location hole Bolt be detachably connected with U-shaped folder, cutter knife handle by lower Positioning holes it is vertical with U-shaped folder direction fix when, cutter blade water Flat direction, cutter cooperate the dropping cut slice of sliding rack, electric telescopic rod and the achievable sample of fine tuning structure；Cutter knife handle passes through upper When lower two location holes are fixed along U-shaped folder direction, straight down, cutter cooperates electric telescopic rod to complete the perpendicular of sample to cutter blade Vertical cut piece.

The utility model has the beneficial effects that having electric telescopic rod and fine tuning structure, accurately biology can be sliced, Easy to operate, effect is good；Cutter is detachable on knife rest and rotates, and to different biological different blades, and can carry out multi-faceted Slice, it is versatile；Two cutter spacing are adjustable, are precisely controlled slice thickness, are to be sliced more completely；Applied widely, raising is cut Piece efficiency.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the structural schematic diagram that gear and rack gear are finely tuned in the utility model fine tuning structure；

Fig. 3 is the utility model cutter structure schematic diagram；

Fig. 4 is the utility model horizontal bracket structural schematic diagram.

In figure: 1, pedestal；2, sample fixed frame；3, sample；4, vertical rack；5, horizontal bracket；6, sliding rack；7, it finely tunes Knob；8, worm screw；9, fine adjustment shaft；10, guide cylinder；11, gear is finely tuned；12, position-limited wheel；13, rack gear；14, rotary electric machine；15, Outer cylinder；16, head；17, knife handle；18, location hole；19, U-shaped folder；20, lead screw two；21, cutter；22, sliding slot one；23, it limits Valve；24, lead screw one.

Specific embodiment

The utility model will be further described below with reference to the accompanying drawings and specific embodiments, in the signal of this utility model Property embodiment and explanation be used to explain the utility model, but be not intended to limit the scope of the present invention.

A kind of biologic slice device as shown in Figs 1-4, including pedestal 1 and frame body, 1 medium position of pedestal are provided with Sample fixed frame 2, the frame body include vertical rack 4 and horizontal bracket 5, vertical rack 4 by sliding slot 1 on pedestal 1 with Pedestal 1 is slidable connection, and junction is provided with position limiting structure, and the direction of the sliding slot 1 is vertical with horizontal bracket 5, described Cutter is provided on horizontal bracket 5；

The cutter includes sliding rack 6 and the knife rest that connect with sliding rack 6；The sliding rack 6 passes through horizontal bracket 5 Sliding slot be slidably connected with horizontal bracket 5, rotatable lead screw 1 is provided in the sliding slot of horizontal bracket 5, lead screw 1 One end is connected with rotary electric machine 14, and sliding rack 6 is set on lead screw 1, can be with the rotation of lead screw 1 along one 24 front and back of lead screw Movement；It being fixed on sliding rack 6 and is vertically directed cylinder 10, the knife rest is electric expansion rod structure and is set in guide cylinder 10, 15 outer wall of outer cylinder of electric telescopic rod is provided through the fine tuning structure that guide cylinder 10 is connect with sliding rack 6, electric telescopic rod U-shaped folder 19 is provided at head 16, the U-shaped folder 19 is provided with two location holes 18 up and down；Cutter knife handle 17 is fixed by passing through The bolt in position hole 18 is detachably linked with U-shaped folder 19；One end of the cutter knife handle 17 is provided with bidirectional helical lead screw 2 20, silk 2 20 right end of thick stick is right-handed thread, and left end is left hand thread, and a cutter 21, the cutter 21 are respectively equipped in left and right hand thread One end of knife spine is equipped with threaded hole, and cutter 21 is located on lead screw 2 20 by screw thread borehole jack, the junction of cutter and lead screw 2 20 It is provided with limit valve 23.

The fine tuning structure includes fine tuning gear 11, worm screw 8, fine adjustment shaft 9, vernier knob 7 and is arranged in 15 outer wall of outer cylinder Rack gear 13, the fine adjustment shaft 9 is horizontally through the hole one on sliding rack 6, and the both ends of fine adjustment shaft 9 are provided with greater than hole diameter Position-limited wheel 12, described 11 sets of fine tuning gear can rotate on fine adjustment shaft 9 and around fine adjustment shaft 9, the worm screw 8 and vernier knob 7 It is fixedly connected and in the hole two that is installed on sliding rack 6, can be rotated in hole two, the direction of described hole one and hole two It is orthogonal, it finely tunes and is equipped with hole three at the corresponding guide cylinder 10 of gear 11, fine tuning gear 11 and worm screw 8, rack gear 13 match splice grafting Touching.

In use, slice sample 3 is fixed on sample fixed frame 2, part to be cut is leaked out outside sample fixed frame 2, root According to microtome angle, frame body is adjusted, so that cutter 21 and sample 3 are in rational position in the horizontal direction；Install stand-by cutter 21 And adjust 21 spacing of cutter；When needing dropping cut slice, adjustment electric telescopic rod does the coarse adjustment of upper and lower position to cutter 21, adjusts Whole fine tuning structure does the fine tuning of upper and lower position to cutter 21, so that cutter 21 and sample 3 are in required elaborate position, slides Frame 6 completes slice along 5 uniform motion of horizontal bracket；When needing vertical slice, 21 angle of cutter is adjusted, 21 blade of cutter is perpendicular Straight sliding rack 6 is moved to this top of standard, adjusts 21 spacing of cutter, and electric telescopic rod at the uniform velocity extends downwards, and cutter 21 is vertical Slice is completed downwards.

The limitation that the technical solution of the utility model is not limited to the above specific embodiments, all skills according to the present utility model The technology deformation that art scheme is made, each falls within the protection scope of the utility model.

Claims

1. a kind of biologic slice device, it is characterised in that: including pedestal and frame body, it is solid that the middle of the base position is provided with sample Determine frame, the frame body includes vertical rack and horizontal bracket, and vertical rack is by the sliding slot one on pedestal with pedestal for slidably Connection, junction are provided with position limiting structure, and the direction of the sliding slot one is vertical with horizontal bracket, is provided on the horizontal bracket Cutter；

The cutter includes sliding rack and the knife rest that connect with sliding rack；The sliding rack by the sliding slot of horizontal bracket with Horizontal bracket is slidably connected, and rotatable lead screw one is provided in the sliding slot of horizontal bracket, and one end of lead screw one is connected with rotation Motor, sliding rack are set on lead screw one；Be fixed on sliding rack and be vertically directed cylinder, the knife rest be electric expansion rod structure simultaneously It is set in guide cylinder, the outer drum outer wall of electric telescopic rod is provided through the fine tuning structure that guide cylinder is connect with sliding rack, electricity U-shaped folder is provided at the head of dynamic telescopic rod, the U-shaped folder is provided with two location holes up and down；Cutter knife handle is fixed by passing through The bolt in position hole is detachably linked with U-shaped folder；One end of the cutter knife handle is provided with bidirectional helical lead screw two, two right end of lead screw For right-handed thread, left end is left hand thread, is respectively equipped with a cutter in left hand thread, right-handed thread, the one of the cutter knife spine End is equipped with threaded hole, and cutter is located on lead screw two by screw thread borehole jack, and the junction of cutter and lead screw two is provided with limit valve.

2. a kind of biologic slice device according to claim 1, it is characterised in that: the fine tuning structure includes fine tuning tooth Wheel, worm screw, fine adjustment shaft, vernier knob and the rack gear that outer drum outer wall is arranged in, the fine adjustment shaft are horizontally through the hole on sliding rack Hole one, the both ends of fine adjustment shaft are provided with the position-limited wheel greater than hole diameter, and the fine tuning geared sleeve is on fine adjustment shaft and can be around micro- Axis rotation is adjusted, the worm screw is fixedly connected with vernier knob and in the hole two that is installed on sliding rack, can be in two inward turning of hole Turn, described hole one and the direction of hole two are orthogonal, are equipped with hole three at the corresponding guide cylinder of fine tuning gear, finely tune gear It is contacted with worm screw, rack gear cooperation.