CN216669461U

CN216669461U - Smear fixing frame for analyzing and detecting DNA ploidy of exfoliated cell

Info

Publication number: CN216669461U
Application number: CN202122917114.0U
Authority: CN
Inventors: 潘溢文
Original assignee: Shenzhen Lanting Medical Laboratory
Current assignee: Shenzhen Lanting Medical Laboratory
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-06-03
Anticipated expiration: 2031-11-25

Abstract

The utility model belongs to the technical field of cell detection, and particularly relates to a smear fixing frame for analysis and detection of DNA ploidy of exfoliated cells, which comprises a supporting plate, wherein a sucker is bonded on the supporting plate, a smear is adsorbed on the sucker, a sealing groove is formed in the supporting plate, a sealing ball is arranged in the sealing groove, an air hole is formed in the supporting plate, the sealing ball is in contact with the air hole, a spring is arranged in the sealing groove, a connecting rod is sleeved in the spring in a sliding mode and is welded with the sealing ball, a supporting ring is fixedly sleeved in the sealing groove, a connecting rod is sleeved in the supporting ring, and a ring seat is welded on the supporting plate. According to the smear fixing device, due to the arrangement of the sucker, the sealing ball, the spring, the connecting rod and the like, when the smear is fixed, the smear is pressed on the sucker, so that the sucker deforms, air in the sucker pushes the sealing ball to move, the air in the sucker is discharged, the smear is fixed conveniently, and the fixing stability is high.

Description

Smear fixing frame for analyzing and detecting DNA ploidy of exfoliated cell

Technical Field

The utility model relates to the technical field of cell detection, in particular to a smear fixing frame for analyzing and detecting DNA ploidy of exfoliated cells.

Background

DNA ploidy analysis is an important loop in the early detection of tumors. Because tumor cells have abnormal DNA content, the presence and quantity of mutated cells in a sample can be known by detecting the abnormal DNA ploidy cells. The smear fixing frame is used for detection in the process of DNA ploidy analysis and detection of the exfoliated cells. Among the prior art, the smear mount for the analysis and detection of the shed cell DNA ploidy is inconvenient to fix the smear when in use, and simultaneously, the levelness of the mount is inconvenient to adjust. Accordingly, there is a need for improvements in the art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a smear fixing frame for analyzing and detecting the DNA ploidy of the exfoliated cells, which solves the problem of inconvenience in fixing a smear and also solves the problem of inconvenience in adjusting the levelness of the fixing frame.

In order to achieve the purpose, the utility model provides the following technical scheme: a smear fixing frame for analysis and detection of DNA ploidy of desquamated cells comprises a supporting plate, wherein a sucker is bonded on the supporting plate, a smear is adsorbed on the sucker, a sealing groove is formed in the supporting plate, a sealing ball is arranged in the sealing groove, an air hole is formed in the supporting plate, the sealing ball is contacted with the air hole, a spring is arranged in the sealing groove, a connecting rod is sleeved in the spring in a sliding manner, the connecting rod is welded with the sealing ball, a supporting ring is fixedly sleeved in the sealing groove, a connecting rod is sleeved in the supporting ring, a ring seat is welded on the supporting plate, a limiting block is sleeved in the ring seat in the sliding manner, the limiting block is contacted with the supporting plate, a hinge seat is welded on the limiting block, a screw rod is hinged on the hinge seat, a screw sleeve is connected to the outer side of the screw rod through thread, a barrel body is rotatably connected to the outer side of the screw sleeve, the bottom plate is welded on the cylinder body.

Preferably, the spring is welded with the sealing ball, and the other end of the spring is welded with the support ring.

Preferably, the other end of the connecting rod is welded with a baffle plate, and the baffle plate is in contact with the support ring.

Preferably, the ring seat is provided with a limiting hole, and a hinge seat is sleeved in the limiting hole.

Preferably, the side wall of the barrel is connected with a limiting pin through threads, the side wall of the screw sleeve is provided with an annular groove, and the limiting pin is connected in the annular groove in a sliding mode.

Preferably, a square rod is welded in the cylinder, a square hole is formed in the screw rod, and the square rod is connected in the square hole in a sliding mode.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the smear fixing device, due to the arrangement of the sucker, the sealing ball, the spring, the connecting rod and the like, when the smear is fixed, the smear is pressed on the sucker, so that the sucker deforms, air in the sucker pushes the sealing ball to move, the air in the sucker is discharged, the smear is fixed conveniently, and the fixing stability is high.

2. According to the utility model, the ring seat, the limiting block, the screw rod, the screw sleeve and the like are arranged to be matched, and the screw rod moves relative to the barrel body by rotating the screw sleeve and the screw rod to perform threaded motion, so that the limiting block slides in the ring seat, and the levelness of the supporting plate can be adjusted.

Drawings

FIG. 1 is an overall perspective view of the present invention;

FIG. 2 is a front cross-sectional view of the utility model of FIG. 1;

FIG. 3 is an enlarged view taken at A of FIG. 2 according to the present invention;

fig. 4 is an enlarged view of the utility model at B in fig. 2.

In the figure: 1. a support plate; 2. a suction cup; 3. smearing; 4. a sealing groove; 5. a sealing ball; 6. air holes are formed; 7. a spring; 8. a connecting rod; 9. a support ring; 10. a baffle plate; 11. a ring seat; 12. a limiting block; 13. a hinged seat; 14. a limiting hole; 15. a screw; 16. a threaded sleeve; 17. a barrel; 18. a spacing pin; 19. a ring groove; 20. a square bar; 21. a square hole; 22. a base plate.

Detailed Description

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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.

Referring to fig. 1-4, a smear fixing frame for analyzing and detecting DNA ploidy of desquamated cells comprises a supporting plate 1, a sucker 2 is adhered on the supporting plate 1, a smear 3 is adsorbed on the sucker 2, a sealing groove 4 is arranged on the supporting plate 1, a sealing ball 5 is arranged in the sealing groove 4, an air hole 6 is arranged on the supporting plate 1, the sealing ball 5 is contacted with the air hole 6, a spring 7 is arranged in the sealing groove 4, a connecting rod 8 is sleeved in the spring 7 in a sliding manner, the connecting rod 8 is welded with the sealing ball 5, a supporting ring 9 is fixedly sleeved in the sealing groove 4, the connecting rod 8 is sleeved in the supporting ring 9, a ring seat 11 is welded on the supporting plate 1, a limiting block 12 is sleeved in the ring seat 11 in a sliding manner, the limiting block 12 is contacted with the supporting plate 1, a hinge seat 13 is welded on the limiting block 12, a screw rod 15 is hinged on the hinge seat 13, a screw sleeve 16 is connected on the outer side of the screw rod 15 through a screw thread, a barrel 17 is rotatably connected on the outer side of the screw sleeve 16, a bottom plate 22 is welded to the cylinder 17.

Referring to fig. 3, the spring 7 is welded to the sealing ball 5, and the other end of the spring 7 is welded to the support ring 9. Through setting up spring 7 for sealed ball 5 carries out the shutoff to bleeder vent 6.

Referring to fig. 3, the other end of the connecting rod 8 is welded with a baffle 10, and the baffle 10 is in contact with the support ring 9. The connecting rod 8 is limited by arranging the baffle 10.

Referring to fig. 2, the ring seat 11 is provided with a limiting hole 14, and a hinge seat 13 is sleeved in the limiting hole 14. Through setting up spacing hole 14 for articulated seat 13 can carry out the removal of horizontal direction.

Referring to fig. 4, the side wall of the cylinder 17 is connected with a limit pin 18 through a thread, the side wall of the threaded sleeve 16 is provided with a ring groove 19, and the limit pin 18 is slidably connected in the ring groove 19. The screw sleeve 16 and the cylinder body 17 are connected by arranging a limit pin 18 and a ring groove 19.

Referring to fig. 2, a square rod 20 is welded in the cylinder 17, a square hole 21 is formed in the screw 15, and the square rod 20 is slidably connected in the square hole 21. The screw 15 is rotated by arranging the square rod 20 to be matched with the square hole 21.

The specific implementation process of the utility model is as follows: during the use, when adjusting the 1 levelness of backup pad according to the demand, manual rotation swivel nut 16, swivel nut 16 rotates and is screw motion with screw rod 15, make screw rod 15 remove, screw rod 15 removes and drives articulated seat 13 and remove, articulated seat 13 removes and drives stopper 12 and slide in ring seat 11, and then make 1 levelness of backup pad change, then place smear 3 on sucking disc 2, smear 3 is pressed to 1 direction of backup pad, smear 3 removes extrusion sucking disc 2 to backup pad 1, make sucking disc 2 warp, make 2 insides of sucking disc air top open sealed ball 5, make spring 7 compressed, make 2 insides of sucking disc air follow bleeder vent 6 discharge, when stopping to press, spring 7 resets and drives sealed ball 5 and resets, shutoff to bleeder vent 6, can make smear 3 fixed, make smear 3 fixed convenient and fixed stability high.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an abscission cell DNA ploidy analysis detects uses smear mount, includes backup pad (1), its characterized in that: the novel adhesive sealing device is characterized in that a sucker (2) is bonded on the supporting plate (1), a smear (3) is adsorbed on the sucker (2), a sealing groove (4) is formed in the supporting plate (1), a sealing ball (5) is arranged in the sealing groove (4), an air hole (6) is formed in the supporting plate (1), the sealing ball (5) is in contact with the air hole (6), a spring (7) is arranged in the sealing groove (4), a connecting rod (8) is sleeved in the spring (7) in a sliding manner, the connecting rod (8) is welded with the sealing ball (5), a supporting ring (9) is fixedly sleeved in the sealing groove (4), the connecting rod (8) is sleeved in the supporting ring (9), a ring seat (11) is welded on the supporting plate (1), a limiting block (12) is sleeved in the ring seat (11), and the limiting block (12) is in contact with the supporting plate (1), the welding has articulated seat (13) on stopper (12), articulated on articulated seat (13) have screw rod (15), there is swivel nut (16) in the outside of screw rod (15) through threaded connection, the outside of swivel nut (16) is rotated and is connected with barrel (17), the welding has bottom plate (22) on barrel (17).

2. The smear fixing frame for detecting the ploidy analysis of exfoliated cell DNA as claimed in claim 1, wherein: the spring (7) is welded with the sealing ball (5), and the other end of the spring (7) is welded with the support ring (9).

3. The smear fixing frame for the analysis and detection of the ploidy of exfoliated cells DNA according to claim 1, which is characterized in that: the other end of the connecting rod (8) is welded with a baffle (10), and the baffle (10) is in contact with the support ring (9).

4. The smear fixing frame for detecting the ploidy analysis of exfoliated cell DNA as claimed in claim 1, wherein: the ring seat (11) is provided with a limiting hole (14), and a hinge seat (13) is sleeved in the limiting hole (14).

5. The smear fixing frame for detecting the ploidy analysis of exfoliated cell DNA as claimed in claim 1, wherein: the lateral wall of barrel (17) has spacer pin (18) through threaded connection, annular (19) have been seted up to the lateral wall of swivel nut (16), sliding connection has spacer pin (18) in annular (19).

6. The smear fixing frame for the analysis and detection of the ploidy of exfoliated cells DNA according to claim 1, which is characterized in that: the square rod (20) is welded in the barrel (17), a square hole (21) is formed in the screw rod (15), and the square rod (20) is connected in the square hole (21) in a sliding mode.