CN218261899U

CN218261899U - Test tube cover screwing device

Info

Publication number: CN218261899U
Application number: CN202222706063.1U
Authority: CN
Inventors: 高顺梅; 易丙万; 唐荣荣
Original assignee: Chongqing Wulong District People's Hospital
Current assignee: Chongqing Wulong District People's Hospital
Priority date: 2022-10-13
Filing date: 2022-10-13
Publication date: 2023-01-10
Anticipated expiration: 2032-10-13

Abstract

The utility model discloses a test tube cap screwing device, which comprises a base, wherein the upper end of the base is provided with a support rod, the upper end of the support rod is provided with a horizontal support plate, a rotating motor is arranged below the support plate, and a screwing head is arranged on a rotating shaft of the rotating motor; the lower extreme of screw capping head is provided with downward open-ended screw capping chamber, and the bottom in screw capping chamber is provided with trigger switch, is provided with the grip block on the lateral wall in screw capping chamber, and the grip block is fixed on electric telescopic handle's flexible end, is provided with pressure sensor between grip block and the flexible end, and electric telescopic handle installs in the mounting hole of the overhead setting of screw capping. The scheme is used for helping the staff to unscrew the test tube cover in the process that the medical staff absorbs the preservation solution from the new crown nucleic acid detection test tube containing the preservation solution of the patient sample, so that the labor intensity of the staff is reduced, the hand breakage caused by long-time manual cover screwing of the staff is avoided, and the hands of the medical staff are protected; meanwhile, the sample adding speed can be increased, and the working efficiency is improved.

Description

Test tube cover screwing device

Technical Field

The utility model relates to a detect auxiliary assembly technical field, concretely relates to test tube cover revolves soon and twists device.

Background

The purpose of nucleic acid detection of the novel coronavirus pneumonia is to diagnose whether the novel coronavirus infection exists, identify the novel coronavirus pneumonia and common pneumonia, and screen asymptomatic infectors. The detection of the novel coronavirus pneumonia nucleic acid is etiological examination, and is to detect the novel coronavirus nucleic acid in a nasal swab, a throat swab, sputum or other lower respiratory tract secretions as well as specimens of blood, excrement, urine and the like by adopting a PCR (polymerase chain reaction) technology to determine whether the patient is infected with the novel coronavirus, and once the detection of the novel coronavirus nucleic acid is positive, the patient can be proved to be infected with the novel coronavirus.

When carrying out nucleic acid testing, need add the preservative fluid that contains patient's sample in the test tube and draw reagent, the test tube that contains the preservative fluid of patient's sample is furnished with sealed test tube lid, and test tube lid and test tube subject threaded connection prevent to detect the preservative fluid leakage in the test tube, and threaded connection between test tube lid and the test tube subject is comparatively tightly closed, needs certain power could take off test tube lid knob.

Among the prior art, medical staff absorbs the preservative fluid that contains patient's sample in the test tube with the pipette and adds when drawing reagent, all through artifical manual unscrewing the test tube lid, medical staff need unscrew thousands of test tube lid a day, after absorbing preservative fluid, need again with test tube lid knob in the test tube main part, the work load is huge, the friction of continuously exerting oneself between medical staff's hand and the test tube lid, easily cause the damage of brokenly the skin, the hand of damage is not only painful, and very easily infect the virus and cause the threat to medical staff's safety.

The prior patent discloses an automatic screw capping device of reagent bottle, and the patent number is: CN202121522405.3, also can be used for unscrewing the test tube cover, but the equipment has complex structure, large size and high cost. Since the test tube for nucleic acid detection is thin, the device is easy to damage the test tube.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned not enough of prior art, the utility model provides a small and exquisite, the convenient to use's of size test tube lid revolves wrong device.

In order to achieve the purpose of the invention, the technical scheme adopted by the utility model is as follows:

the test tube cap screwing device comprises a base, wherein a supporting rod is arranged at the upper end of the base, a horizontal supporting plate is arranged at the upper end of the supporting rod, a rotating motor is arranged below the supporting plate, and a screwing head is arranged on a rotating shaft of the rotating motor; the lower extreme of screw capping head is provided with downward open-ended screw capping chamber, and the bottom in screw capping chamber is provided with trigger switch, is provided with two piece at least grip blocks that are used for centre gripping test tube lid on the lateral wall in screw capping chamber, and the grip block is fixed and is served in electric telescopic handle's flexible, is provided with pressure sensor between grip block and the flexible end, and electric telescopic handle installs in the overhead mounting hole that sets up of screw capping, and rotating electrical machines and electric telescopic handle all are connected with the controller electricity.

Furthermore, a plurality of LED lamps are arranged on the surface of the lower end of the screw-cap head and are electrically connected with the controller.

Further, the side of backup pad is provided with the handle of convenient transport.

Further, the upper surface of base is provided with the switch, and the switch is connected with the controller electricity.

Furthermore, the clamping block is of an arc-surface structure, and a soft rubber pad is arranged on the surface of the clamping block.

Furthermore, a placing groove is formed in one end, close to the screwing cover cavity, of the mounting hole, and the size of the placing groove is larger than that of the clamping block.

Furthermore, the lower extreme of base is provided with anti-skidding seat.

The beneficial effects of the utility model are that: this scheme is used for helping the staff to twist the test tube lid when taking out to new hat nucleic acid test tube in and contain patient's sample preservative fluid, reduces staff's intensity of labour, avoids the staff to hand for a long time and twist and cover and make the hand break. The staff only needs to take the nucleic acid testing tube to screw cap head department to put into the screw cap intracavity with the test tube lid and trigger switch, then electric telescopic handle begins the extension, makes grip block centre gripping test tube lid, after pressure sensor reached the clamping-force, electric telescopic handle stopped the extension, proves to have gripped the test tube lid, and medical personnel hand-held the test tube body, then the rotating electrical machines rotates, with the rotatory test tube body that breaks away from of test tube lid. After the sample preservation liquid is taken out and is accomplished, the test tube body is held again and is aimed at the test tube cap of screw cap intracavity, and the test tube body is screwed on to the rotating electrical machines reversal with the test tube cap again, realizes the liquid feeding action of whole detection liquid.

Whole process only needs handheld detection test tube carry on simple removal can, staff's easy operation, the size of whole device is little, simple structure, low in production cost. The LED lamp can be used to throw light on to operation process, ensures to find the position of screwing up the lid chamber accurately, convenient operation, and whole device is conveniently carried to the handle to screw up the lid not damaged to the test tube.

Drawings

Fig. 1 is a side view of the test tube cap screwing device.

Fig. 2 is an internal structural view of the screw-capping head.

Figure 3 is a bottom view of the screw-on head.

Fig. 4 is a front view of the test tube cap screwing device.

The LED lamp comprises a rotating motor 1, a rotating motor 2, a supporting plate 3, a lifting handle 4, an LED lamp 5, a screwing cap head 6, a supporting rod 7, a switch 8, a base 9, a screwing cap cavity 10, a trigger switch 11, a clamping block 12, a pressure sensor 13, an electric telescopic rod 14, a rubber pad 15, a placing groove 16 and a mounting hole.

Detailed Description

The following description of the embodiments of the present invention is provided to facilitate the understanding of the present invention by those skilled in the art, but it should be understood that the present invention is not limited to the scope of the embodiments, and various changes may be made apparent to those skilled in the art within the spirit and scope of the present invention as defined and defined by the appended claims.

Example 1

As shown in fig. 1-3, the test tube cap screwing device of the present embodiment includes a base 8, a support rod 6 is disposed at an upper end of the base 8, a horizontal support plate 2 is disposed at an upper end of the support rod 6, a rotating motor 1 is disposed below the support plate 2, and a screwing head 5 is disposed on a rotating shaft of the rotating motor 1; the lower extreme of screw capping head 5 is provided with downwardly opening screw capping chamber 9, the bottom in screw capping chamber 9 is provided with trigger switch 10, be provided with two piece at least grip blocks 11 that are used for centre gripping test tube lid on the lateral wall in screw capping chamber 9, grip block 11 is fixed and is served in electric telescopic handle 13's flexible, be provided with pressure sensor 12 between grip block 11 and the flexible end, electric telescopic handle 13 installs in the mounting hole 16 that sets up on screw capping head 5, rotating electrical machines 1 and electric telescopic handle 13 all are connected with the controller electricity.

The controller of this embodiment can adopt the PCB board of carrying C51 singlechip, and trigger switch 10 can adopt NUOELE self-reset formula button switch 7, and the controller mountable is in base 8.

In the embodiment, the lower end surface of the screwing head 5 is provided with the plurality of LED lamps 4, the LED lamps 4 are electrically connected with the controller, and the LED lamps 4 can be used for illuminating the operation process, so that the position of the screwing cavity 9 can be accurately found, and the operation is convenient; a handle 3 convenient to carry is arranged on the side surface of the supporting plate 2, and the handle 3 is convenient to carry the whole device; the clamping block 11 is of a cambered surface structure, a soft rubber pad 14 is arranged on the surface of the clamping block 11, and the test tube cap is not damaged in the screwing process, so that slipping is avoided.

The upper surface of base 8 is provided with switch 7, and switch 7 is connected with the controller electricity, can be used to the power inlet wire control to whole equipment, and when switch 7 opened, whole equipment just switched on, closed switch 7 when not using, practices thrift the power. One end of the mounting hole 16 close to the screwing cover cavity 9 is provided with a placing groove 15, the size of the placing groove 15 is larger than that of the clamping block 11, when the screwing cover is not carried out, the electric telescopic rod 13 contracts, the clamping block 11 is placed in the placing groove 15, and the next test tube cover is prevented from entering the screwing cover cavity 9. The lower extreme of base 8 is provided with anti-skidding seat, avoids placing and skids on the workstation.

The working principle of the embodiment is as follows:

the staff will contain the new hat nucleic acid test tube of patient's sample preservative fluid and take and screw up head 5 departments, and put into the test tube lid and screw up in the lid chamber 9, and trigger switch 10 triggers, then electric telescopic handle 13 begins the extension, make 11 centre gripping test tube lids of grip block, after pressure sensor 12 reaches the clamping-force, electric telescopic handle 13 stops the extension, the proof has gripped the test tube lid, medical personnel hand-held the test tube body, then rotating electrical machines 1 rotates, break away from the test tube body with the test tube lid rotation, the test tube lid is stayed on grip block 11. This preservative fluid of application of sample accomplishes the back, and medical staff holds the test tube body again and aims at the test tube lid of screwing in the lid chamber 9, promotes the test tube lid with little thrust and removes to trigger switch 10, because grip block 11 grasps the test tube lid and does not press from both sides completely, can promote very easily. The rotating motor 1 rotates reversely, and the test tube body is screwed on the test tube cover, so that the whole liquid adding action of the detection liquid is realized. In the process of adding the detection liquid once, the rotating motor 1 rotates forwards and then rotates backwards, and the trigger switch 10 is used for controlling the forward rotation and the reverse rotation.

Example 2

As shown in fig. 4, the test tube cap screwing device of the present embodiment differs from that of embodiment 1 in that: two screw-cap heads 5 are arranged at the lower end of the supporting plate 2, the two screw-cap heads 5 have the same structure, one screw-cap opening action and the other screw-cap tightening action.

The working principle of the embodiment is as follows:

the staff will contain the new hat nucleic acid detection test tube of patient's sample preservative fluid and take one of them and be used for unscrewing the screw cap head 5 department of test tube lid, and put into screw cap chamber 9 with the test tube lid, and trigger switch 10 is triggered, then electric telescopic handle 13 begins the extension, make grip block 11 centre gripping test tube lid, after pressure sensor 12 reaches the clamping-force, electric telescopic handle 13 stops the extension, prove that the test tube lid has been held, medical personnel hold the test tube body, then rotating electrical machines 1 rotates, break away from the test tube body with the test tube lid rotation, then loosen grip block 11, the test tube lid of loosening is stayed and is taken out on the test tube body in the lump, the staff takes off the test tube lid and just can add detection liquid.

Add and detect liquid and accomplish the back, put the test tube lid on the test tube body again, handheld test tube body is used for screwing up the screw capping head 5 department of test tube lid to another, and trigger switch 10 triggers, then electric telescopic handle 13 begins the extension, make grip block 11 grasp the test tube lid, after pressure sensor 12 reaches the clamping-force, electric telescopic handle 13 stops the extension, the proof has grasped the test tube lid, rotating electrical machines 1 rotates, screw up the test tube lid on the test tube body, then loosen grip block 11, take out whole detection test tube, accomplish whole detection liquid work that adds.

Claims

1. A test tube cap screwing device is characterized by comprising a base, wherein a supporting rod is arranged at the upper end of the base, a horizontal supporting plate is arranged at the upper end of the supporting rod, a rotating motor is arranged below the supporting plate, and a screwing head is arranged on a rotating shaft of the rotating motor; the lower extreme of screw capping head is provided with downward open-ended screw capping chamber, the bottom in screw capping chamber is provided with trigger switch, be provided with two piece at least grip blocks that are used for centre gripping test tube lid on the lateral wall in screw capping chamber, the grip block is fixed on electric telescopic handle's flexible end, be provided with pressure sensor between grip block and the flexible end, electric telescopic handle installs in the mounting hole that sets up on the screw capping head, rotating electrical machines and electric telescopic handle all are connected with the controller electricity.

2. The test tube cap screwing device according to claim 1, wherein the lower end surface of the screwing head is provided with a plurality of LED lamps, and the LED lamps are electrically connected with the controller.

3. The test tube cap screwing device according to claim 1, wherein a handle for easy handling is provided to a side of the support plate.

4. The test tube cap screwing device according to claim 1, wherein the upper surface of the base is provided with a switch, and the switch is electrically connected with the controller.

5. The device for screwing a test tube cap according to claim 1, wherein the clamping block is of a cambered surface structure, and a soft rubber pad is arranged on the surface of the clamping block.

6. The test tube cap screwing device according to claim 1, wherein a placement groove is provided at an end of the mounting hole near the screwing cavity, and the size of the placement groove is larger than that of the clamping block.

7. The test tube cap screwing device according to claim 1, wherein the lower end of the base is provided with an anti-slip seat.