CN219132580U - Mould suitable for transverse cutting of mouse tissue sample - Google Patents

Abstract

The utility model discloses a die suitable for transverse cutting of a mouse tissue sample, which relates to the field of dies. According to the utility model, the cutter blocking assembly is arranged, when the cutter moves upwards, the pull rope is loosened by the upper die, and the cutter blocking plate moves downwards under the influence of self gravity, so that the cutter blocking plate can shield the cutter, the cutter can be further protected, a user is prevented from being cut by the cutter when the tissue sample is taken and placed, and the safety effect of the die in use is further improved.

Description

Mould suitable for transverse cutting of mouse tissue sample

Technical Field

The utility model relates to the field of dies, in particular to a die suitable for transverse cutting of a mouse tissue sample.

Background

The current method for judging the dilated cardiomyopathy of the mice often needs to perform operations such as fixing and slicing the heart tissue, HE staining, immunofluorescence staining and the like, and when the slicing procedure is performed on the tissue sample of the mice, the tissue sample needs to be placed on a die so that the die transects the tissue sample.

The existing mould for transversely cutting the tissue sample is characterized in that the cutter in the mould is always exposed to the external environment after cutting, and the cutter is just above the lower mould, so that a user can touch the cutter when taking the tissue sample on the lower mould, and then the cutter can cut the tissue sample, and the safety of the mould in use is reduced.

Disclosure of Invention

Based on this, the present utility model aims to provide a die suitable for transecting a mouse tissue sample, so as to solve the technical problem that a user may be cut by a cutter when taking the tissue sample.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a mould suitable for mouse tissue sample transection, includes the base, be equipped with the support frame on the base, the cylinder is installed at the top of support frame, the output of cylinder is installed the mould through the piston rod, the bottom of going up the mould is equipped with the cutter, be equipped with fender sword subassembly and extrusion subassembly on the last mould respectively, fender sword subassembly includes wire wheel and movable chamber, the inside in movable chamber is equipped with keeps off the cutting board, the top of keeping off the cutting board is connected with the stay cord.

By adopting the technical scheme, the cylinder works to extend or retract the piston rod, so that the upper die can be driven to move up and down, and the cutter can be driven to move up and down.

Further, the extrusion assembly comprises a cavity, a reset spring is fixed above the inside of the cavity, the bottom end of the reset spring is connected with a movable block, the bottom of the movable block is provided with a pressing rod, and the bottom end of the pressing rod is connected with a pressing plate.

By adopting the technical scheme, after the bottom of the pressing plate is contacted with the tissue sample, the cavity moves downwards along with the continuous downward movement of the upper die, so that the movable block extrudes the reset spring.

Further, the pressing plate and the pressing rod are both in sliding connection with the cavity through the movable block, and a rubber pad is arranged at the bottom of the pressing plate.

Through adopting above-mentioned technical scheme, the movable block can extrude reset spring when the inside slip of cavity for reset spring can atress compression.

Further, the cutter is located between the two cutter blocking plates, and one side of each cutter blocking plate is in contact with the cutter.

Through adopting above-mentioned technical scheme, keep off the cutting board and shelter from the back to the cutter, can prevent that the user from being cut by the cutter when getting when putting the tissue sample, and then improved the safety effect when this mould uses.

Further, the knife baffle is in sliding connection with the movable cavity, and one end of the pull rope is connected with the top of the upper die through a wire guide wheel.

By adopting the technical scheme, the cutter blocking plate can slide in the movable cavity, and the cutter blocking plate can block the cutter.

Further, a lower die is installed at the top of the base, and the lower die is located right below the upper die.

By adopting the technical scheme, the cutter can be driven to move downwards when the upper die moves downwards, and the tissue sample in the die cavity can be cut after the cutter moves downwards.

Further, a die cavity is formed in the lower die, and the cutter is located right above the die cavity.

By adopting the technical scheme, the tissue sample is conveniently placed in the die cavity, and then the tissue sample is conveniently cut.

In summary, the utility model has the following advantages:

1. according to the utility model, the cutter blocking assembly is arranged, when the cutter moves upwards, the pull rope is loosened by the upper die, and the cutter blocking plate moves downwards under the influence of self gravity, so that the cutter blocking plate can shield the cutter, the cutter can be further protected, a user is prevented from being cut by the cutter when the tissue sample is taken and placed, and the safety effect of the die in use is further improved;

2. according to the utility model, the extrusion assembly is arranged, when the bottom of the pressing plate is contacted with the tissue sample, the cavity moves downwards along with the continuous downward movement of the upper die, so that the movable block extrudes the reset spring, the pressing plate can continuously extrude the tissue sample, the tissue sample can be conveniently limited and fixed, and the movement of the tissue sample in the transverse cutting process is prevented, so that the stability of the tissue sample is improved.

Drawings

FIG. 1 is a schematic view of the overall front cross-section of the present utility model;

FIG. 2 is a schematic view of a three-dimensional partial structure of an upper mold according to the present utility model;

FIG. 3 is a schematic view of a three-dimensional partial structure of a platen according to the present utility model;

fig. 4 is an enlarged view of fig. 1 a of the present utility model.

In the figure: 1. a base; 2. a support frame; 3. a lower die; 4. a mold cavity; 5. a cylinder; 6. an upper die; 7. a cutter; 8. a knife blocking assembly; 801. a knife baffle plate; 802. a wire guide wheel; 803. a pull rope; 804. a movable cavity; 9. an extrusion assembly; 901. a cavity; 902. a movable block; 903. a return spring; 904. a compression bar; 905. a pressing plate; 10. a piston rod.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

Hereinafter, an embodiment of the present utility model will be described in accordance with its entire structure.

The utility model provides a mould suitable for mouse tissue sample transection, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, including base 1, be equipped with support frame 2 on the base 1, cylinder 5 is installed at the top of support frame 2, and upper mould 6 is installed through piston rod 6 to the output of cylinder 5, and the bottom of upper mould 6 is equipped with cutter 7, and cylinder 5 work can make piston rod 6 extend or shrink, and then can drive upper mould 6 and reciprocate, and drive cutter 7 reciprocates, is equipped with fender sword subassembly 8 and extrusion subassembly 9 on the upper mould 6 respectively.

Specifically, keep off sword subassembly 8 includes wire wheel 802 and movable chamber 804, wire wheel 802 installs in the top of support frame 2, the inside of mould 6 is offered in movable chamber 804, the inside in movable chamber 804 is equipped with keeps off the cutting board 801, keep off cutting board 801 and movable chamber 804 sliding connection, the one end of stay cord 803 is connected with the top of mould 6 through wire wheel 802, so that keep off the cutting board 801 and slide in movable chamber 804, the length of cutter 7 is the same with the width of die cavity 4, cutter 7 is located between two keep off cutting boards 801, and one side of keeping off cutting board 801 is contacted with cutter 7, keep off the cutting board 801 and shelter from the back to cutter 7, can prevent that the user from being cut by cutter 7 when getting the tissue sample, the top of keeping off cutting board 801 is connected with the stay cord 803.

Specifically, extrusion subassembly 9 includes cavity 901, and the inside top of cavity 901 is fixed with reset spring 903, and reset spring 903's bottom is connected with movable block 902, and movable block 902's bottom is equipped with depression bar 904, and depression bar 904's bottom is connected with clamp plate 905, and clamp plate 905 and depression bar 904 all pass through movable block 902 and cavity 901 sliding connection, and clamp plate 905's bottom is equipped with the rubber pad, and after clamp plate 905's bottom and tissue sample contact, follow last mould 6 and move down, cavity 901 moves down this moment for movable block 902 extrudees reset spring 903.

Referring to fig. 1 and 2, the bottom mold 3 is installed at the top of the base 1, the bottom mold 3 is connected with the base 1 through bolts, the bottom mold 3 is convenient to replace, the bottom mold 3 is located under the upper mold 6, the cutter 7 can be driven to move downwards when the upper mold 6 moves downwards, the tissue sample in the mold cavity 4 can be cut after the cutter 7 moves downwards, the mold cavity 4 is formed in the bottom mold 3, a mouse tissue sample is arranged in the mold cavity 4, the cutter 7 is located right above the mold cavity 4, the pressing plate 905 is located above the mold cavity 4, so that the tissue sample can be pressed when the pressing plate 905 moves downwards, a limit rod is arranged in the support frame 2, and the limit rod penetrates through the upper mold 6.

The implementation principle of the embodiment is as follows: firstly, a user installs the mould and turns on a power supply, then a mouse tissue sample is placed in the mould cavity 4, then the air cylinder 5 is started, the air cylinder 5 works to enable the upper mould 6 to move downwards, the pull rope 803 is pulled after the upper mould 6 moves downwards, and the pull rope 803 pulls the knife blocking plate 801, so that the knife blocking plate 801 moves upwards, and the knife blocking plate 801 does not block the cutter 7;

simultaneously, the upper die 6 drives the cutter 7 and the pressing plate 905 to move downwards, when the bottom of the pressing plate 905 is contacted with a tissue sample, the cavity 901 moves downwards along with the continuous downward movement of the upper die 6, so that the movable block 902 extrudes the reset spring 903, the pressing plate 905 can continuously extrude the tissue sample, and further the tissue sample is convenient to limit and fix, and the tissue sample in the die cavity 4 can be cut after the cutter 7 moves downwards;

the upper die 6 moves upwards after slitting, the cutter 7 is driven to move upwards at the moment, meanwhile, the upper die 6 loosens the pull rope 803, and the cutter blocking plate 801 is influenced by self gravity to move downwards, so that the cutter blocking plate 801 can shield the cutter 7, the cutter 7 can be further protected, a user is prevented from being cut by the cutter 7 when taking and placing a tissue sample, and then the user can take out the tissue sample inside the die cavity 4.

Although embodiments of the utility model have been shown and described, the detailed description is to be construed as exemplary only and is not limiting of the utility model as the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and modifications, substitutions, variations, etc. may be made in the embodiments as desired by those skilled in the art without departing from the principles and spirit of the utility model, provided that such modifications are within the scope of the appended claims.

Claims (7)

1. A mould suitable for cross-cutting of a mouse tissue sample, comprising a base (1), characterized in that: be equipped with support frame (2) on base (1), cylinder (5) are installed at the top of support frame (2), mould (6) are installed through piston rod (10) to the output of cylinder (5), the bottom of going up mould (6) is equipped with cutter (7), be equipped with on last mould (6) respectively and keep off sword subassembly (8) and extrusion subassembly (9), keep off sword subassembly (8) including wire wheel (802) and movable chamber (804), the inside in movable chamber (804) is equipped with keeps off cutting board (801), the top of keeping off cutting board (801) is connected with stay cord (803).

2. A mould for transection of a mouse tissue sample according to claim 1, wherein: the extrusion assembly (9) comprises a cavity (901), a reset spring (903) is fixed above the cavity (901), the bottom end of the reset spring (903) is connected with a movable block (902), a pressing rod (904) is arranged at the bottom of the movable block (902), and a pressing plate (905) is connected to the bottom end of the pressing rod (904).

3. A mould for transection of a mouse tissue sample according to claim 2, wherein: the pressing plate (905) and the pressing rod (904) are both in sliding connection with the cavity (901) through the movable block (902), and a rubber pad is arranged at the bottom of the pressing plate (905).

4. A mould for transection of a mouse tissue sample according to claim 1, wherein: the cutter (7) is positioned between the two cutter blocking plates (801), and one side of each cutter blocking plate (801) is contacted with the cutter (7).

5. A mould for transection of a mouse tissue sample according to claim 1, wherein: the knife baffle plate (801) is in sliding connection with the movable cavity (804), and one end of the pull rope (803) is connected with the top of the upper die (6) through the wire guide wheel (802).

6. A mould for transection of a mouse tissue sample according to claim 1, wherein: the top of base (1) is installed bed die (3), bed die (3) are located under last mould (6).

7. A mould for transection of a mouse tissue sample according to claim 6, wherein: the lower die (3) is provided with a die cavity (4), and the cutter (7) is positioned right above the die cavity (4).

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