CN219334294U - Lifting guide rail with positioning function - Google Patents

Abstract

The utility model relates to the technical field of accessories of nucleic acid detectors, in particular to a lifting guide rail with a positioning function, which comprises a fixed frame, wherein a first screw rod is rotationally connected inside the fixed frame, a transmission seat is sleeved outside the first screw rod in a threaded manner, a guide rod is movably arranged inside the transmission seat in a penetrating manner, the end part of the guide rod is fixedly connected with the fixed frame, a guide groove is formed in one side of the guide rod, a positioning piece is fixedly arranged inside the transmission seat, the positioning piece and the guide rod are mutually clamped and matched, the lifting guide rail is convenient for lifting a sample seat, the position of the sample seat can be fixed, the sample seat can be prevented from sliding down, and the lifting guide rail is worth popularizing.

Description

Lifting guide rail with positioning function

Technical Field

The utility model relates to the technical field of accessories of nucleic acid detectors, in particular to a lifting guide rail with a positioning function.

Background

When the existing nucleic acid detection equipment is used, an extracted nucleic acid sample needs to be manually placed in the equipment, quantitative analysis is carried out through an instrument, a sample test tube needs to be contained through a positioning mechanism in the detection process, but a general test tube positioning mechanism is inconvenient to adjust in height, and the test tube is inconvenient to fix at a designated position according to specific needs.

Disclosure of Invention

The utility model aims to solve the defects that the height of a detection sample is inconvenient to adjust and the position of the sample is inconvenient to fix in the prior art, and provides a lifting guide rail with a positioning function.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a lifting guide rail with locate function, includes the mount, the inside rotation of mount is connected with first lead screw, first lead screw outside thread bush is equipped with the drive seat, the inside still activity of drive seat runs through and is provided with the guide arm, the guide arm tip with the mount is fixed continuous, the guide way has been seted up to guide arm one side, the inside fixed mounting of drive seat has the setting element, the setting element with the mutual joint cooperation of guide arm, drive seat side fixed mounting has the installation piece, the inside joint of installation piece has the dead lever, fixed rod tip fixed mounting has the sample seat, the inside fixed mounting of mount has the trigger piece.

Preferably, the locating part includes electro-magnet group, spring and joint piece, the inside movable groove of having seted up of drive seat, joint piece one end slip set up in inside the movable groove, the fixed tooth that is provided with of the other end, mutually support electro-magnet group fixed mounting in the joint piece with between the movable groove inner wall, spring one end with the movable groove inner wall is fixed link to each other, the other end with the joint piece is fixed link to each other, guide way inner wall surface evenly is provided with the tooth, joint piece tip accessible tooth with the guide way cooperatees.

Preferably, the length direction of the guide groove is the same as the length direction of the guide rod.

Preferably, the trigger piece includes mounting panel, second lead screw and linkage piece, mounting panel fixed mounting in mount inner wall surface, the second lead screw rotate set up in inside the mounting panel, the linkage piece thread bush is located the second lead screw outside, linkage piece surface fixed mounting has the response piece.

Preferably, the second screw rod is parallel to the first screw rod.

The lifting guide rail with the positioning function has the beneficial effects that: this elevating guide rail with locate function can drive the drive seat and reciprocate through first lead screw rotation, and the drive seat reciprocates, can drive the sample seat and reciprocate to can carry out the lift to the sample pipe of the inside splendid attire of sample seat, can adjust the height of sample, can detect the position of drive seat through the trigger piece, when the trigger piece detects the position of drive seat, the trigger piece can the motor of first lead screw of real-time disconnection and the inside power of electro-magnet group, make the fixed position of drive seat, thereby can fix the position of sample seat in time, has the effect of timely location.

Drawings

Fig. 1 is a schematic structural diagram of a lifting rail with positioning function according to the present utility model;

FIG. 2 is a schematic cross sectional view of a lifting rail with positioning function according to the present utility model;

FIG. 3 is a schematic longitudinal sectional view of a lifting rail with positioning function according to the present utility model;

FIG. 4 is a schematic side view of a lifting rail with positioning function according to the present utility model;

FIG. 5 is a schematic diagram illustrating a partial cross-sectional structure of a transmission seat in a lifting rail with positioning function according to the present utility model;

fig. 6 is an enlarged schematic view of the structure shown in fig. 2 a.

In the figure: the device comprises a fixing frame 1, a first screw rod 2, a transmission seat 3, a mounting block 4, a fixing rod 5, a sample seat 6, a guide rod 7, a guide groove 8, a positioning piece 9, a movable groove 91, an electromagnet group 92, a spring 93, a clamping block 94, a mounting plate 10, a second screw rod 11 and a linkage block 12.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Example 1

Referring to fig. 1-6, a lifting guide rail with positioning function comprises a fixing frame 1, a first screw rod 2 is rotatably connected in the fixing frame 1, the first screw rod 2 is fixedly connected with an external motor, the first screw rod 2 can be driven to rotate by the motor, a transmission seat 3 is sleeved outside the first screw rod 2 in a threaded manner, the transmission seat 3 can be driven to move up and down by the rotation of the first screw rod 2, a guide rod 7 is movably arranged in the transmission seat 3, the end part of the guide rod 7 is fixedly connected with the fixing frame 1, the guide rod 7 has a supporting and guiding function on the transmission seat 3, a guide groove 8 is formed in one side of the guide rod 7, a positioning piece is fixedly arranged in the transmission seat 3, the positioning piece is mutually clamped and matched with the guide rod 7, and when the positioning piece is matched with the guide rod 7, the position of the transmission seat 3 is fixed.

The transmission seat 3 side fixed mounting has the installation piece 4, the inside joint of installation piece 4 has dead lever 5, dead lever 5 tip fixed mounting has sample seat 6, dead lever 5 joint is in installation piece 4 to it is fixed through mutual actuation of magnet, let sample seat 6 be convenient for dismouting, can conveniently remove sample seat 6, the inside hole groove that is used for placing the sample pipe of evenly seting up of sample seat 6, through placing the sample pipe in sample seat 6, can conveniently remove multiunit sample pipe, can be convenient for add reagent and detect.

The trigger piece is fixedly installed inside the fixing frame 1, the trigger piece can detect the position of the transmission seat 3, when the transmission seat 3 moves to the position of the trigger piece, the trigger piece is triggered to disconnect the locating piece and the power supply inside the motor connected with the first screw rod 2, and the locating piece can be clamped with the guide rod 7 when the power supply inside the locating piece is disconnected, so that the position of the sample seat 6 can be fixed.

The locating part includes electromagnet group 92, spring 93 and joint piece 94, the inside movable groove 91 of having seted up of drive seat 3, joint piece 94 one end slides and sets up in the inside of movable groove 91, the other end is fixed to be provided with the tooth, electromagnet group 92 fixed mounting of mutually supporting is between joint piece 94 and movable groove 91 inner wall, spring 93 one end links to each other with the fixed link of movable groove 91 inner wall, the other end links to each other with joint piece 94 is fixed, joint piece 94 can with the mutual actuation of movable groove 91 inner wall through electromagnet group 92, when the power of electromagnet group 92 inner wall is cut off, keep away from each other under spring 93's elastic action between joint piece 94 and the movable groove 91, at this moment, joint piece 94 is close to guide arm 7, when the inside power of electromagnet group 92 is put through, the mutual actuation between joint piece 94 and the movable groove 91, the spring is compressed, joint piece 94 is kept away from guide arm 7 this moment.

The inner wall surface of the guide groove 8 is uniformly provided with teeth, the end part of the clamping block 94 is matched with the guide groove 8 through the teeth, the length direction of the guide groove 8 is the same as the length direction of the guide rod 7, as shown in an attached drawing 6 of the specification, the clamping block 94 can fix the guide rod 7 through the teeth, the position of the transmission seat 3 can be fixed, the transmission seat 3 can be prevented from falling downwards, and then the sample seat 6 can be prevented from falling downwards.

Working principle: this elevating guide rail with locate function is in the course of the work, it can drive the transmission seat 3 and reciprocate to rotate through the motor actuation first lead screw 2, the transmission seat 3 reciprocates and can drive sample seat 6 and reciprocate, thereby can carry out the lift to the sample pipe of the inside splendid attire of sample seat 6, can adjust the height of sample, carry out the in-process to sample seat 6, need fix sample seat 6 in appointed position, thereby can add reagent in the sample pipe, in order to ensure that the position that sample seat 6 stopped is comparatively accurate, need detect the position of transmission seat 3 through the trigger piece, when the trigger piece detects the position of transmission seat 3, the trigger piece can the inside power of the motor of the disconnection first lead screw 2 and electro-magnet group 92, after the motor that first lead screw 2 is connected breaks off the power, first lead screw 2 stops rotating, after the power disconnection of the inside electro-magnet group 92, joint piece 94 can be moved down guide bar 7 one side under spring 93's elastic support, joint cooperation can be passed through tooth and guide arm 7 each other to joint piece 94, thereby the position fixing of transmission seat 3, the position fixing function in time can be carried out to sample seat 6.

Example 2

Referring to fig. 1-2, as another preferred embodiment of the present utility model, on the basis of embodiment 1, the trigger piece includes a mounting plate 10, a second screw rod 11 and a linkage block 12, the mounting plate 10 is fixedly mounted on the inner wall surface of the fixing frame 1, the second screw rod 11 is rotatably disposed inside the mounting plate 10, the second screw rod 11 is fixedly connected with an external power device, the external power device is started to drive the second screw rod 11 to rotate, the linkage block 12 is threadedly sleeved outside the second screw rod 11, the second screw rod 11 rotates to drive the linkage block 12 to move up and down, an induction piece is fixedly mounted on the surface of the linkage block 12, the second screw rod 11 is parallel to the first screw rod 2, the linkage block 12 moves up and down to drive the induction piece to move up and down, the induction piece is a device capable of detecting the position of an object in the prior art, the height of the linkage block 12 is adjusted according to specific requirements, then when the transmission seat 3 moves to a position flush with the induction piece, the induction piece can induce the transmission seat 3, then the induction piece can trigger a control program, the control program can be disconnected from a motor of the first screw rod 2 and the power supply 92 inside the electromagnet group 92 in real time, and thus the position of the sample seat 6 can be fixed in time.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (5)

1. The utility model provides a lifting guide with locate function, includes mount (1), its characterized in that, mount (1) inside rotation is connected with first lead screw (2), first lead screw (2) outside thread bush is equipped with transmission seat (3), inside still movably run through of transmission seat (3) is provided with guide arm (7), guide arm (7) tip with mount (1) fixed link to each other, guide slot (8) have been seted up to guide arm (7) one side, transmission seat (3) internally mounted has the setting element, the setting element with mutual joint cooperation of guide arm (7), transmission seat (3) side fixed mounting has installation piece (4), the inside joint of installation piece (4) has dead lever (5), dead lever (5) tip fixed mounting has sample seat (6), inside fixed mounting of mount (1) has the trigger piece.

2. The lifting guide rail with a positioning function according to claim 1, wherein the positioning piece comprises an electromagnet group (92), a spring (93) and a clamping block (94), a movable groove (91) is formed in the transmission seat (3), one end of the clamping block (94) is slidably arranged in the movable groove (91), a tooth is fixedly arranged at the other end of the clamping block, the electromagnet group (92) which is matched with each other is fixedly arranged between the clamping block (94) and the inner wall of the movable groove (91), one end of the spring (93) is fixedly connected with the inner wall of the movable groove (91), the other end of the spring is fixedly connected with the clamping block (94), teeth are uniformly formed on the inner wall surface of the guide groove (8), and the end of the clamping block (94) can be matched with the guide groove (8) through the teeth.

3. The lifting guide rail with a positioning function according to claim 1, characterized in that the length direction of the guide groove (8) is the same as the length direction of the guide rod (7).

4. The lifting guide rail with a positioning function according to claim 1, wherein the trigger piece comprises a mounting plate (10), a second screw rod (11) and a linkage block (12), the mounting plate (10) is fixedly mounted on the inner wall surface of the fixing frame (1), the second screw rod (11) is rotatably arranged in the mounting plate (10), the linkage block (12) is in threaded sleeve on the outer side of the second screw rod (11), and an induction piece is fixedly mounted on the surface of the linkage block (12).

5. The lifting rail with a positioning function according to claim 4, characterized in that the second screw (11) is arranged parallel to the first screw (2).

Images