CN211317923U

CN211317923U - Pathological microtome

Info

Publication number: CN211317923U
Application number: CN201922169709.5U
Authority: CN
Inventors: 张静; 钱智勇; 李倩; 高峥
Original assignee: TIANJIN CENTER FOR DISEASE CONTROL AND PREVENTION
Current assignee: TIANJIN CENTER FOR DISEASE CONTROL AND PREVENTION
Priority date: 2019-12-06
Filing date: 2019-12-06
Publication date: 2020-08-21
Anticipated expiration: 2029-12-06

Abstract

The utility model provides a pathological section machine, including the base, the base top is fixed with the slider, slider and base top surface sliding connection, the front end of slider is connected with two tight pieces of clamp that are used for pressing from both sides tight wax stone, and there is the slice apparatus in the place ahead of pressing from both sides tight piece, and the slice apparatus is located two between the tight piece of clamp, slice apparatus is including fixing the slice seat at base top, and sliding connection has the diaphragm between the two inner walls of slice seat, and the top of diaphragm is fixed with the carriage release lever through the montant, and the lateral wall of slice seat is all stretched out at the both ends of carriage release lever, and the both ends of carriage release lever all are connected with the movable block. Pathological section machine can cut two wax lumps simultaneously, cut efficiently, be applicable to the fixed of unidimensional wax lumps, press from both sides tightly effectually, and can adjust sliced thickness in a flexible way, cutting accuracy is high.

Description

Pathological microtome

Technical Field

The utility model belongs to the technical field of biological tissue section, especially, relate to a pathological section machine.

Background

The pathological microtome is mainly applied to the field of medical care and is used for slicing pathological tissue specimens taken from animals (including people) into slices and cutting pathological tissues which are clamped by a clamping mechanism and a blade to be made into wax blocks to realize slicing. The existing slicing machine is mainly divided into an electric type and a manual type, the two types of slicing machines are all used for slicing by controlling a slicing clamping mechanism and slicing slices clamped by a cutting blade relative motion cutting clamping framework, but the existing pathological section machine is used for cutting one piece at a time, the efficiency is low, the pathological tissue specimen is inconvenient to cut rapidly, the existing clamping mechanism is only suitable for a wax block with a standard size, when the size of the wax block is slightly different, the existing clamping mechanism can not adjust the clamping of the wax block, and the tight clamping and fixing can not be carried out. Once the wax block is not fixed well, the wax block is easy to shake during slicing, so that the slicing thickness and precision can not meet the requirements.

Disclosure of Invention

In view of this, the utility model aims at providing a pathological section machine to two wax briquets of cutting simultaneously, cutting efficiency is high, can adjust the clamp of the wax briquets that the size slightly differs, and fixed effectual, and can adjust sliced thickness in a flexible way, cutting accuracy is high.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

the utility model provides a pathological section machine, includes the base, and the base top is fixed with the slider, slider and base top surface sliding connection, the front end of slider are connected with two tight pieces of clamp that are used for pressing from both sides tight wax stone, and there is the slice apparatus in the place ahead of pressing from both sides tight piece, and the slice apparatus is located two between the tight piece, slice apparatus is including fixing the section seat at the base top, and sliding connection has the diaphragm between two inner walls of section seat, and the top of diaphragm is fixed with the carriage release lever through the montant, and the lateral wall of section seat is all stretched out at the both ends of carriage release lever, and the both ends of carriage release lever all are connected.

Furthermore, a cavity for containing the wax block is arranged in the clamping block, and a jacking assembly is arranged around the wax block.

Further, the tight subassembly in top is including being located tight piece in top in the cavity, the tight piece in top with the wax stone butt, the tight piece in top is kept away from one side of wax stone and is connected with the one end of the tight screw rod in top, and the other end of the tight screw rod in top passes be connected with the handle behind the lateral wall of pressing from both sides tight piece.

Furthermore, windows are formed in two sides of the slicing seat, and two ends of the moving rod extend out of the windows and then are fixed with the moving block.

Furthermore, two opposite inner side walls of the slicing seat are provided with slide rails, and the transverse plate is connected with the inner wall of the slicing seat in a sliding manner through the slide rails.

Furthermore, one end of the transverse plate is fixed with a lead screw nut, the lead screw nut is matched with the lead screw, and the bottom of the lead screw is connected with an output shaft of the second motor.

Furthermore, the top surface of base is equipped with the slide, the slider pass through the slide with base sliding connection.

Furthermore, the device also comprises a supporting seat, a supporting groove is formed downwards in the top of the supporting seat, the rear end of the sliding block is fixed with one end of the fixing rod, and the other end of the fixing rod is positioned in the supporting groove.

Further, still include the gear, the gear cup joints the one end at the pivot, and the other end and the first motor of pivot are connected, be equipped with on the dead lever with gear complex rack.

Compared with the prior art, the pathological section machine of the utility model has the advantages that:

(1) pathological section machine, can cut two wax lumps simultaneously, cutting efficiency is high, can adjust when pressing from both sides the wax lump that slightly differs to the size tightly, fixed effectual, and can adjust sliced thickness in a flexible way, cutting accuracy is high.

(2) Pathological section machine, slider and base sliding connection for the slider can drive and press from both sides tight piece slip, can adjust the distance between wax stone and the blade in a flexible way, and then can adjust required sliced thickness as required.

(3) Pathological section machine, slicer constructs's both sides all have the blade, can cut two wax lumps simultaneously, cuts efficiently, and the blade can reciprocate along with the movable block together, can adjust the height of blade in a flexible way to the realization is to the cutting of the wax lump of co-altitude and size.

(4) The pathological microtome of the utility model is characterized in that the periphery of the clamping block is provided with the jacking components which can jack the wax block from the periphery, thereby realizing the comprehensive fixation of the wax block; and the jacking assembly is in threaded connection with the clamping block, so that the clamping block can clamp wax blocks of different sizes, and the application range is wide.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a schematic view of a pathological microtome according to an embodiment of the present invention;

FIG. 2 is a schematic view of a slicing mechanism according to an embodiment of the present invention;

FIG. 3 is a schematic view of the inside of a slicing mechanism according to an embodiment of the present invention;

fig. 4 is a schematic view of a clamping block according to an embodiment of the present invention.

Description of reference numerals:

1-a base; 2-a slicing mechanism; 21-a slicing seat; 22-a moving block; 23-a blade; 24-a moving rod; 25-a window; 26-a second motor; 27-a lead screw nut; 28-lead screw; 29-a transverse plate; 291-vertical rod; 3-a slide block; 31-wax block; 32-a clamping block; 321-a cavity; 322-a tightening assembly; 3222-a handle; 3223-tightening the screw; 3224-a tightening block; 33-a connecting rod; 34-a fixing rod; 4-a slideway; 5-a first motor; 51-a rotating shaft; 52-gear; 6-a support seat; 61-support groove.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and 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 therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, 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 meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1 to 4, a pathological section machine comprises a base 1, a slide block 3 is fixed on the top of the base 1, the slide block 3 is slidably connected with the top surface of the base 1, two clamping blocks 32 for clamping wax blocks 31 are connected to the front end of the slide block 3, a slicing mechanism 2 is arranged in front of the clamping blocks 32, the slicing mechanism 2 is located between the two clamping blocks 32, the slicing mechanism 2 comprises a slicing seat 21 fixed on the top of the base 1, a transverse plate 29 is slidably connected between two inner walls of the slicing seat 21, a moving rod 24 is fixed on the top of the transverse plate 29 through a vertical rod 291, two ends of the moving rod 24 all extend out of the side wall of the slicing seat 21, two ends of the moving rod 24 are all connected with moving blocks 22, and a blade 23 is fixed on the.

The clamping block 32 is internally provided with a cavity 321 for accommodating the wax block 31, and the periphery of the wax block 31 is provided with a jacking component 322.

The tightening assembly 322 comprises a tightening block 3224 located in the cavity 321, the tightening block 3224 abuts against the wax block 31, one side of the tightening block 3224, which is far away from the wax block 31, is connected with one end of a tightening screw rod 3223, and the other end of the tightening screw rod 3223 penetrates through the side wall of the clamping block 32 and then is connected with the handle 3222.

The tightening components 322 are arranged around the clamping block 32, and the tightening components 322 can tighten the wax block 31 around to realize the overall fixation of the wax block 31;

when the wax stone 31 of the different sizes is faced, the tight subassembly 322 in top and the tight block 32 threaded connection of clamp can adjust the tight clamp of wax stone 31 through rotating the tight screw 3223 in top for the tight block 32 of clamp can press from both sides tight the wax stone 31 of not unidimensional, and is fixed effectual, and application scope is wide.

The wax block 31 to be sliced is put into the cavity 321 of the clamping block 32, the handle 3222 is rotated, and the pushing block 3224 moves from the periphery to the wax block 31 until all the clamping blocks 3224 push against one end of the wax block 31 from the periphery, and the other end of the wax block 31 extends out of the cavity 321.

Two sides of the slicing seat 21 are provided with windows 25, and two ends of the moving rod 24 extend out of the windows 25 and then are fixed with the moving block 22.

The window 25 allows the moving rod 24 and the moving block 22 to slide more smoothly upward or downward.

In addition, other technical means or structural features that the moving rod 24 can move upwards or downwards on the two side walls of the slicing seat 21 are all suitable for the present invention. For example, through holes for allowing the moving rod 24 to move up and down are formed in both side walls of the chip holder 21.

Two opposite inside walls of the slicing seat 21 are provided with slide rails, and the transverse plate 29 is connected with the inner wall of the slicing seat 21 in a sliding manner through the slide rails.

The both sides of slicer mechanism 2 all have blade 23, can cut two wax stone 31 simultaneously, and the cutting is efficient, and blade 23 can reciprocate along with movable block 22 together, can adjust the height of blade 23 in a flexible way to the realization is to the cutting of the wax stone 31 of different height and size.

One end of the transverse plate 29 is fixed with a lead screw nut 27, the lead screw nut 27 is matched with a lead screw 28, and the bottom of the lead screw 28 is connected with an output shaft of the second motor 26.

Activation of the second motor 26 causes the lead screw 28 to rotate and thereby causes the lead screw nut 27 to move up or down the lead screw. The screw nut 27 drives the cross plate 29 to slide upwards or downwards on the inner wall of the slicing base 21 along the slide rail, and further drives the moving rod 24, the moving block 22 and the blade 23 to move upwards or downwards. The height of the blade 23 can be adjusted as desired.

The top surface of base 1 is equipped with slide 4, slider 3 through slide 4 with base 1 sliding connection.

The sliding block 3 is connected with the base 1 in a sliding mode, so that the sliding block 2 can drive the clamping block 32 to slide, the distance between the wax block 31 and the blade 23 can be flexibly adjusted, and the thickness of a required slice can be adjusted as required.

The sliding block is characterized by further comprising a supporting seat 6, a supporting groove 61 is formed in the top of the supporting seat 6 downwards, the rear end of the sliding block 3 is fixed with one end of the fixing rod 34, and the other end of the fixing rod 34 is located in the supporting groove 61.

The motor is characterized by further comprising a gear 52, the gear 52 is sleeved at one end of the rotating shaft 51, the other end of the rotating shaft 51 is connected with the first motor 5, and a rack matched with the gear 52 is arranged on the fixing rod 34.

When the slicing machine is ready to slice, the first motor 5 is started, the first motor 5 drives the rotating shaft 51 to rotate, and then the gear 52 at one end of the rotating shaft 51 is driven to rotate. The gear 52 drives the rack and the fixing rod 34 engaged therewith to move toward the slicing mechanism 2. The fixing rod 34 pushes the sliding block 3 to move along the slideway 4 towards the direction of the slicing mechanism 2, and then drives the clamping block 32 and the wax block 31 towards the direction of the slicing mechanism 2. The first motor 5 is stopped until the position of the wax block 31 and the blade 23 meets the operational requirements and the thickness of the cut piece also meets the requirements.

The specific working principle is as follows:

The second motor 26 is then activated to rotate the lead screw 28, which in turn moves the lead screw nut 27 up or down the lead screw. The screw nut 27 drives the cross plate 29 to slide upwards or downwards on the inner wall of the slicing base 21 along the slide rail, and further drives the moving rod 24, the moving block 22 and the blade 23 to move upwards or downwards. The height of the blade 23 can be adjusted as desired.

When slicing is started, the second motor 26 is started to drive the blade 23 to reciprocate upwards and downwards; and meanwhile, the first motor 5 is started to drive the wax block 31 to continuously move towards the front end and be matched with the blade 23, so that the wax block 31 is continuously cut.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A pathological microtome, comprising: including base (1), base (1) top is fixed with slider (3), and slider (3) and base (1) top surface sliding connection, the front end of slider (3) is connected with two and is used for pressing from both sides tight piece (32) of tight wax stone (31), and there is slicer mechanism (2) in the place ahead of pressing from both sides tight piece (32), and slicer mechanism (2) are located two press from both sides between tight piece (32), slicer mechanism (2) are including fixing slice seat (21) at base (1) top, and sliding connection has diaphragm (29) between two inner walls of slice seat (21), and montant (291) are fixed with carriage release lever (24) through in the top of diaphragm (29), and the lateral wall of slice seat (21) all is stretched out at the both ends of carriage release lever (24), and the both ends of carriage release lever (24) all are connected with movable block (22), and the bottom of movable block (22) is fixed with blade.

2. The pathological microtome according to claim 1, wherein: the clamping block (32) is internally provided with a cavity (321) for accommodating the wax block (31), and the periphery of the wax block (31) is provided with a jacking assembly (322).

3. The pathological microtome according to claim 2, wherein: the tightening component (322) comprises a tightening block (3224) located in the cavity (321), the tightening block (3224) abuts against the wax block (31), one side, far away from the wax block (31), of the tightening block (3224) is connected with one end of the tightening screw rod (3223), and the other end of the tightening screw rod (3223) penetrates through the side wall of the clamping block (32) and then is connected with the handle (3222).

4. The pathological microtome according to claim 1, wherein: windows (25) are formed in two sides of the slicing seat (21), and two ends of the moving rod (24) extend out of the windows (25) and then are fixed with the moving block (22).

5. The pathological microtome according to claim 1, wherein: two opposite inner side walls of the slicing seat (21) are provided with slide rails, and the transverse plate (29) is in sliding connection with the inner walls of the slicing seat (21) through the slide rails.

6. The pathological microtome according to claim 1, wherein: one end of the transverse plate (29) is fixed with a screw nut (27), the screw nut (27) is matched with a screw (28), and the bottom of the screw (28) is connected with an output shaft of the second motor (26).

7. The pathological microtome according to claim 1, wherein: the top surface of base (1) is equipped with slide (4), slider (3) through slide (4) with base (1) sliding connection.

8. The pathological microtome according to claim 1, wherein: the sliding block fixing device is characterized by further comprising a supporting seat (6), a supporting groove (61) is formed in the top of the supporting seat (6) downwards, the rear end of the sliding block (3) is fixed with one end of the fixing rod (34), and the other end of the fixing rod (34) is located in the supporting groove (61).

9. The pathological microtome according to claim 8, wherein: the motor is characterized by further comprising a gear (52), the gear (52) is sleeved at one end of the rotating shaft (51), the other end of the rotating shaft (51) is connected with the first motor (5), and a rack matched with the gear (52) is arranged on the fixing rod (34).