CN219289534U - Cotton swab stick ejection reset mechanism - Google Patents
Cotton swab stick ejection reset mechanism Download PDFInfo
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- CN219289534U CN219289534U CN202223021708.4U CN202223021708U CN219289534U CN 219289534 U CN219289534 U CN 219289534U CN 202223021708 U CN202223021708 U CN 202223021708U CN 219289534 U CN219289534 U CN 219289534U
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- cotton swab
- ejecting
- pin
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- sliding
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W90/00—Enabling technologies or technologies with a potential or indirect contribution to greenhouse gas [GHG] emissions mitigation
- Y02W90/10—Bio-packaging, e.g. packing containers made from renewable resources or bio-plastics
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Abstract
The utility model relates to the technical field of cotton swab ejection reset structures, in particular to a cotton swab ejection reset mechanism which is characterized by comprising an ejection assembly, a poking elastic sheet, a reset inclined table, a positioning plate and a sliding plate, wherein the ejection assembly is fixed on the sliding plate and comprises an ejection cylinder, an ejection pin and an ejection spring, the ejection pin is L-shaped, an ejection groove is arranged on the side wall of the ejection cylinder, the L-shaped ejection pin is connected with the ejection cylinder through the ejection spring, the poking elastic sheet is fixed at the rear end of the positioning plate, and the reset inclined table is fixed at the front side of the positioning plate and is arranged at the walking position of the L-shaped ejection pin and is contacted with the vertical part of the L-shaped ejection pin.
Description
Technical Field
The utility model relates to the technical field of cotton swab ejection reset structures, in particular to a cotton swab ejection reset mechanism which is simple in structure, good in ejection effect, quick in reset, small in occupied space and free from being driven by independent power.
Background
As is well known, in the current nucleic acid detection process, generally, more than three medical staff are required to be equipped at one nucleic acid detection point, so as to realize the operation functions of code scanning, disinfection, sampling and the like. The detection of the nucleic acid of the whole person in a common district requires a great deal of medical staff, security staff and logistical staff, and also requires a great deal of material preparation. The medical staff can repeatedly work, so that a great deal of manpower and material resources are consumed. Nucleic acid detection is required to be carried out regularly according to a specified frequency under the prevention and control of a normalized epidemic situation, and after the nucleic acid detection is normalized, viruses are required to be effectively prevented from spreading, so that manpower and material resources are saved, and therefore, equipment capable of replacing manual nucleic acid sampling and recovery is urgently needed.
At present, the existing nucleic acid sampling recovery machine is of a structure for recovering and shearing cotton swabs, the cotton swabs left after the cotton swabs are sheared are ejected out through an additional driving ejection mechanism, and the driving ejection mechanism needs external power, so that the whole occupied area of the nucleic acid sampling recovery machine is increased, and the defects of high manufacturing cost, heavy weight, large volume and the like exist.
Disclosure of Invention
The utility model aims to solve the defects of the prior art and provides the cotton swab ejection reset mechanism which has the advantages of simple structure, good ejection effect, quick reset, small occupied space and no need of independent power driving.
The technical scheme adopted for solving the technical problems is as follows:
the cotton swab ejecting reset mechanism is characterized by comprising an ejecting assembly, a poking elastic sheet, a reset inclined table, a positioning plate and a sliding plate, wherein the ejecting assembly is fixed on the sliding plate, the ejecting assembly comprises an ejecting cylinder, an ejecting pin and an ejecting spring, the ejecting cylinder is fixed on the rear side of a cotton swab fixing seat, the ejecting pin is arranged in the ejecting cylinder and is L-shaped, the transverse part of the L-shaped ejecting pin is inserted into the ejecting cylinder, the vertical part of the L-shaped ejecting pin extends out of the ejecting cylinder, the side wall of the ejecting cylinder is provided with an ejecting groove for the vertical part of the L-shaped ejecting pin to be inserted, the L-shaped ejecting pin is connected with the ejecting cylinder through the ejecting spring, the ejecting pin ejects out of the cotton swab inserted into the cotton swab fixing seat through the ejecting spring, the poking elastic sheet is fixed at the rear end of the positioning plate, the reset inclined table is fixed on the front side of the positioning plate and is in contact with the vertical part of the L-shaped ejecting pin, the poking elastic sheet pulls the vertical part of the L-shaped ejecting pin to the ejection sleeve position and ejects the cotton swab, and the inclined plane of the reset inclined plane drives the L-shaped ejecting pin to the vertical part of the L-shaped ejecting pin to the L-shaped ejecting groove to rotate to the vertical part of the L-shaped ejecting pin.
The upper side surface of the L-shaped ejection pin on the sliding plate is provided with a baffle table, and the baffle table is contacted with the vertical part of the L-shaped ejection pin and stops rotating the vertical part of the L-shaped ejection pin.
The cotton swab fixing seat is arranged on the sliding plate, the cotton swab inserting hole is formed in the cotton swab fixing seat, the ejection cylinder is arranged at the rear side of the cotton swab fixing seat, and the ejection pin is in contact with a cotton swab inserted into the cotton swab inserting hole.
The stirring spring plate is U-shaped, and the U-shaped stirring spring plate is fixedly connected with the positioning plate.
The sliding driving assembly comprises a driving motor, a rocker, a first slideway, a second slideway, a third slideway, a first limiting pin and a second limiting pin, wherein the first slideway is arranged on the positioning plate and comprises a transverse sliding part, an arc sliding part and a vertical sliding part which are continuously connected, the second slideway is arranged on the sliding plate and is a straight transverse sliding part, the rocker is provided with the third slideway, the third slideway is a straight vertical sliding part, the driving motor is fixedly arranged on the positioning plate, an output shaft of the driving motor is connected with the rocker, the rocker is provided with the first limiting pin, the first limiting pin is respectively connected with the third slideway on the rocker and the first slideway on the positioning plate in a sliding mode and then is fixed on the sliding plate, the second limiting pin is fixed on the positioning plate and is connected with the second slideway in a sliding mode, the rocker is driven to rotate through driving of the driving motor, and the sliding plate is rotated in the transverse sliding mode and then vertically slides on the positioning plate under the action of the first limiting pin and the second limiting pin.
The cotton swab holder is connected with the positioning plate through the supporting rod passing through the sliding hole arranged on the sliding plate, the compression spring is arranged between the sliding plate and the cotton swab holder and sleeved on the supporting rod, the cotton swab holder is in a straightened state, the rear end of the supporting rod is provided with the limit baffle, the limit baffle is fixed at the rear end of the supporting rod, and the cotton swab holder is integrally pulled by the contact between the rear movement of the sliding plate and the limit baffle.
According to the cotton swab fixing seat, the elastic piece induction switch is arranged on the side face of the cotton swab fixing seat, the base in the elastic piece induction switch is fixed on the cotton swab fixing seat, the elastic piece in the elastic piece induction switch extends to the position of the cotton swab jack, the cotton swab is inserted into the cotton swab jack and simultaneously touches the elastic piece of the elastic piece induction switch, and the elastic piece induction switch senses that the cotton swab is inserted, so that a signal can be transmitted, and the sampling recovery machine can start to work.
Due to the adoption of the structure, the utility model has the advantages of simple structure, good ejection effect, quick resetting, small occupied space, no need of independent power driving and the like.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a diagram showing the positional relationship between the slide plate and the positioning plate in the ejection state.
Fig. 3 is a partial enlarged view of the toggle state of the toggle spring and the L-shaped ejector pin.
FIG. 4 is a diagram showing the connection relationship between a second U-shaped toggle spring and a positioning plate.
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
as shown in the drawing, the cotton swab ejection reset mechanism is characterized by comprising an ejection assembly 20, a poking elastic sheet 1, a reset inclined table 2, a positioning plate 3 and a sliding plate 4, wherein the ejection assembly 20 is fixed on the sliding plate 4, the ejection assembly 20 comprises an ejection cylinder 5, an ejection pin 6 and an ejection spring, the ejection cylinder 5 is fixed on the rear side of a cotton swab fixing seat 7, the ejection cylinder 5 is internally provided with the ejection pin 6, the ejection pin 6 is L-shaped, the transverse part of the L-shaped ejection pin 6 is inserted into the ejection cylinder 5, the vertical part of the L-shaped ejection pin 6 extends out of the ejection cylinder 5, the side wall of the ejection cylinder 5 is provided with an ejection groove 8 for the vertical part of the L-shaped ejection pin 6 to be inserted, the L-shaped ejection pin 6 is connected with the ejection cylinder 5 through the ejection spring, the ejection pin 6 is pushed out of the cotton swab inserted into the cotton swab fixing seat 7 through the ejection spring, the poking elastic sheet 1 is fixed at the rear end of the positioning plate 3, the reset inclined table 2 is fixed on the front side of the positioning plate 3 and is installed at the walking position of the L-shaped ejection pin 6, the L-shaped ejection pin 6 is in the L-shaped ejection pin 6, the vertical part is contacted with the L-shaped ejection pin 6, and the vertical part of the L-shaped ejection pin 6 is driven by the vertical part of the ejection pin 6 to the vertical part to the L-shaped ejection inclined plane, and the L-shaped ejection pin 6 is driven by the vertical part of the L-shaped ejection pin 6 to rotate.
Further, a baffle table 21 is arranged on the upper side surface of the L-shaped ejection pin on the sliding plate, and the baffle table 21 is contacted with the vertical part of the L-shaped ejection pin and stops rotating the vertical part of the L-shaped ejection pin.
Further, the cotton swab fixing seat 7 is arranged on the sliding plate 4, a cotton swab inserting hole is formed in the cotton swab fixing seat 7, the ejection cylinder 5 is arranged on the rear side of the cotton swab fixing seat 7, and the ejection pin 6 is in contact with a cotton swab inserted into the cotton swab inserting hole.
Further, stir shell fragment 1 set to the U type, stir shell fragment 1 and locating plate connection of U type, stir shell fragment and locating plate connected mode of U type and have two kinds, one of them is that the both ends that stir shell fragment 1 for the U type respectively with locating plate 3 elastic rotation connect (shown in fig. 1, fig. 2 and fig. 3), the second is that one end and locating plate 3 fixed connection that shell fragment 1 was stirred to the U type, the other end that shell fragment 1 was stirred to the U type is in the outside of locating plate 3 (shown in fig. 4), all stir shell fragment 1 to the elasticity of L type ejection pin's vertical portion reverse and stir in a normal way through the U type.
Further, the sliding plate 4 is slidably connected with the positioning plate 3 through a sliding driving assembly, the sliding driving assembly comprises a driving motor 9, a rocker 10, a first slideway 11, a second slideway 12, a third slideway 13, a first limiting pin 14 and a second limiting pin 15, the positioning plate 3 is provided with the first slideway 11, the first slideway 11 comprises a transverse sliding part, an arc sliding part and a vertical sliding part which are continuously connected, the sliding plate 4 is provided with the second slideway 12, the second slideway 12 is a straight transverse sliding part, the rocker 10 is provided with the third slideway 13, the third slideway 13 is a straight vertical sliding part, the driving motor 9 is fixedly arranged on the positioning plate 3, an output shaft of the driving motor 9 is connected with the rocker 10, the rocker 10 is provided with the first limiting pin 14, the first limiting pin 14 is respectively connected with the third slideway 13 on the rocker 10 and the first slideway 11 on the positioning plate 3 in a sliding way and then is fixed on the sliding plate 4, the second limiting pin 15 is fixed on the positioning plate 3 and is connected with the second motor 12 in a sliding way, the second slideway 12 is driven by the rocker 9 to rotate and the first slideway 11 and the first limiting pin is driven by the rocker 10 to rotate and the second slideway 14 to realize the transverse sliding movement under the action of the first limiting pin 4 and the vertical sliding plate 4.
Further, cotton swab holder 16 is equipped with on cotton swab holder 16 the cotton swab holder 7's cotton swab hole front side, be equipped with on the cotton swab holder 16 with cotton swab hole of cotton swab hole section of thick bamboo axis, cotton swab holder 16 be connected with locating plate 3 through the die-pin 17 that passes the slide hole that is equipped with on the slide plate 4, be equipped with hold-down spring 18 between slide plate 4 and the cotton swab holder 16, hold-down spring 18 cover is on die-pin 17, realizes the state of propping up of cotton swab through cotton swab holder 16, the rear end of die-pin 17 be equipped with limit baffle 21, limit baffle fixes the rear end at the die-pin, through the back of slide plate 4 with limit baffle contact whole pulling cotton swab holder 16.
Further, the side of cotton swab fixing base 7 be equipped with shell fragment inductive switch 19, shell fragment inductive switch 19 in the frame fix on cotton swab fixing base 7, shell fragment in shell fragment inductive switch 19 stretches to cotton swab jack position, the cotton swab inserts cotton swab jack and touches shell fragment inductive switch 19 simultaneously, shell fragment inductive switch 19 senses that the cotton swab inserts and can transmit the signal and make sampling recovery machine start-up work.
When the utility model is used, the poking spring plate 1 is fixed at the rear end of the positioning plate 3, the reset inclined table 2 is fixed at the front side of the positioning plate 3 and is arranged at the walking position of the L-shaped ejection pin 6 and is contacted with the vertical part of the L-shaped ejection pin 6, in the initial position, the cotton swab supporting hole on the cotton swab bracket 16 and the cotton swab jack on the cotton swab fixing seat 7 correspond to the round hole position on the machine case, the rear end of the cotton swab is sequentially inserted into the cotton swab bracket 16 and the cotton swab fixing seat 7, the rear end of the cotton swab is contacted with the ejection pin 6 in the ejection assembly 20, the spring plate in the spring plate induction switch 19 is poked, the spring plate induction switch 19 induces the cotton swab insertion, namely, the transmission signal starts the driving motor 9, the driving motor 9 drives the rocker 10 to rotate, the first limiting pin 14 slides on the third slide 13 on the rocker 10 and the first slide 11 on the positioning plate 3, the limit baffle at the rear end of the supporting rod is touched in the backward moving process of the sliding plate 4, then the cotton swab bracket 16 is continuously pulled to move together, under the combined action of the first limit pin 14, the second limit pin 15, the first slideway 11, the second slideway 12 and the third slideway 13, the driving motor 9 works to finally realize that the sliding plate 4 moves towards the rear side and then rotates downwards by 90 degrees, in the rotating process, the poking elastic sheet 1 presses the vertical part of the L-shaped ejection pin 6 towards the inner side, because the L-shaped ejection pin 6 is limited by the baffle on the sliding plate 4, the poking elastic sheet 1 passes through the vertical part of the L-shaped ejection pin 6, then the sliding plate 4 continuously moves downwards to move the cotton swab head to the test tube mouth position of the test tube, and then the cotton swab is conveyed, in the process, the cotton swab moving towards the rear side, the downward rotating and the downward moving actions can be realized only by one motor, after conveying, shearing the cotton swab heads which extend to the test tube port position and fall into the test tube, then reversely rotating the motor, moving the sliding plate 4 upwards to the process of needing to rotate, poking the elastic sheet 1 to reversely poke the vertical part of the L-shaped ejection pin 6, when poking to the ejection groove 8 position, instantly transmitting and ejecting the cotton swab rod to the cotton swab recovery cylinder in the machine box under the action of the ejection spring, continuously rotating the sliding plate 4 after transmitting and transversely moving towards the front side, and in the process of moving towards the front side, enabling the vertical part of the L-shaped ejection pin 6 to be in contact with the tip of the reset inclined table 2, continuously moving the sliding plate 4, and then continuously moving the sliding plate 4 after moving to the rear end, wherein the L-shaped ejection pin 6 rotates under the action of the inclined plane of the reset inclined table 2 and is separated from the ejection groove 8, so that the L-shaped ejection pin 6 is reset, and the vertical part of the L-shaped ejection pin 6 is driven by the poking spring, and the vertical ejection pin 6 is driven to the L-shaped ejection pin 6 to the small inclined plane of the vertical ejection pin 6, and the vertical ejection pin 6 is driven to the small-size by the vertical ejection pin 6, and the vertical ejection pin is free from occupying the small-size of the L-shaped ejection pin 6.
Claims (7)
1. The cotton swab ejecting reset mechanism is characterized by comprising an ejecting assembly, a poking elastic sheet, a reset inclined table, a positioning plate and a sliding plate, wherein the ejecting assembly is fixed on the sliding plate, the ejecting assembly comprises an ejecting cylinder, an ejecting pin and an ejecting spring, the ejecting cylinder is fixed on the rear side of a cotton swab fixing seat, the ejecting pin is arranged in the ejecting cylinder and is L-shaped, the transverse part of the L-shaped ejecting pin is inserted into the ejecting cylinder, the vertical part of the L-shaped ejecting pin extends out of the ejecting cylinder, the side wall of the ejecting cylinder is provided with an ejecting groove for the vertical part of the L-shaped ejecting pin to be inserted, the L-shaped ejecting pin is connected with the ejecting cylinder through the ejecting spring, the ejecting pin ejects out of the cotton swab inserted into the cotton swab fixing seat through the ejecting spring, the poking elastic sheet is fixed at the rear end of the positioning plate, the reset inclined table is fixed on the front side of the positioning plate and is in contact with the vertical part of the L-shaped ejecting pin, the poking elastic sheet pulls the vertical part of the L-shaped ejecting pin to the ejection sleeve position and ejects the cotton swab, and the inclined plane of the reset inclined plane drives the L-shaped ejecting pin to the vertical part of the L-shaped ejecting pin to the L-shaped ejecting groove to rotate to the vertical part of the L-shaped ejecting pin.
2. The cotton swab ejecting reset mechanism according to claim 1, wherein a baffle is arranged on the upper side surface of the L-shaped ejecting pin on the sliding plate, and the baffle contacts with and stops rotating the vertical part of the L-shaped ejecting pin.
3. The cotton swab ejecting and resetting mechanism as claimed in claim 1, wherein the poking spring plate is U-shaped, and the U-shaped poking spring plate is connected with the positioning plate.
4. The cotton swab ejecting and resetting mechanism as claimed in claim 1, wherein the cotton swab fixing seat is arranged on the sliding plate, a cotton swab inserting hole is arranged on the cotton swab fixing seat, the ejecting cylinder is arranged at the rear side of the cotton swab fixing seat, and the ejecting pin is contacted with the cotton swab inserted into the cotton swab inserting hole.
5. The cotton swab ejection reset mechanism of claim 1, wherein the sliding plates are slidably connected with the positioning plate through a sliding driving assembly, the sliding driving assembly comprises a driving motor, a rocker, a first slideway, a second slideway, a third slideway, a first limiting pin and a second limiting pin, the positioning plate is provided with the first slideway, the first slideway comprises a transverse sliding part, an arc sliding part and a vertical sliding part which are continuously connected, the sliding plate is provided with the second slideway, the second slideway is a straight transverse sliding part, the rocker is provided with the third slideway, the third slideway is a straight vertical sliding part, the driving motor is fixedly arranged on the positioning plate, an output shaft of the driving motor is connected with the rocker, the rocker is provided with the first limiting pin, the first limiting pin is respectively fixed on the sliding plate after being slidably connected with the third slideway on the rocker and the first slideway on the positioning plate, the second limiting pin is fixed on the positioning plate and slidably connected with the second slideway, the driving motor drives the rocker to rotate, and the first limiting pin and the second limiting pin are driven by the driving motor to rotate under the action of the first limiting pin and the second limiting pin to realize the vertical sliding and the vertical sliding movement.
6. The cotton swab ejecting and resetting mechanism of claim 4, wherein the cotton swab holder is arranged on the front side of the cotton swab jack of the cotton swab fixing seat, cotton swab supporting holes are formed in the cotton swab holder and are connected with the positioning plate through supporting rods penetrating through sliding holes formed in the sliding plate, a compression spring is arranged between the sliding plate and the cotton swab holder and sleeved on the supporting rods, the cotton swab is in a straightened state through the cotton swab holder, a limit baffle is arranged at the rear end of the supporting rods, and the cotton swab holder is integrally pulled through the contact of the sliding plate and the limit baffle.
7. The cotton swab ejecting and resetting mechanism as recited in claim 4, wherein the spring plate induction switch is arranged on the side surface of the cotton swab fixing seat, the base in the spring plate induction switch is fixed on the cotton swab fixing seat, the spring plate in the spring plate induction switch extends to the cotton swab jack, the cotton swab is inserted into the cotton swab jack and touches the spring plate of the spring plate induction switch at the same time, and the spring plate induction switch senses that the cotton swab is inserted and can transmit signals to enable the sampling and recycling machine to start working.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223021708.4U CN219289534U (en) | 2022-11-14 | 2022-11-14 | Cotton swab stick ejection reset mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223021708.4U CN219289534U (en) | 2022-11-14 | 2022-11-14 | Cotton swab stick ejection reset mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219289534U true CN219289534U (en) | 2023-07-04 |
Family
ID=86958768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223021708.4U Active CN219289534U (en) | 2022-11-14 | 2022-11-14 | Cotton swab stick ejection reset mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219289534U (en) |
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2022
- 2022-11-14 CN CN202223021708.4U patent/CN219289534U/en active Active
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