CN211477754U

CN211477754U - Piston suction type sampling liquid airtight detector

Info

Publication number: CN211477754U
Application number: CN202020172658.1U
Authority: CN
Inventors: 陈志香; 王�锋; 崔松花
Original assignee: Shandong Mingbo Testing Technology Co ltd
Current assignee: Shandong Mingbo Testing Technology Co ltd
Priority date: 2020-02-16
Filing date: 2020-02-16
Publication date: 2020-09-11
Anticipated expiration: 2030-02-16

Abstract

The utility model discloses a piston suction formula sample liquid airtight detector, including the detector body, this internal fixed mounting of detector has the backup pad, the up end symmetry fixed mounting of backup pad has two lower plates, the up end of lower plate is provided with fixture, fixture includes the top board, equal fixed mounting has the fixed plate on the left side wall of lower plate and top board. The utility model discloses, turning handle for the connecting plate downstream, the connecting plate drives the top board downstream and presses on the pick-up plate, carry out quick clamp through top board and lower plate to the pick-up plate and press from both sides tightly, telescopic link and spring also are compressed this moment, the elasticity of spring can prevent that connecting plate and threaded rod from appearing not hard up, make to be connected between connecting plate and the threaded rod inseparabler, and then more firm to the fixed of pick-up plate, the skew takes place for the position of having avoided the pick-up plate, the accuracy of testing result has been improved.

Description

Piston suction type sampling liquid airtight detector

Technical Field

The utility model relates to a detector technical field especially relates to a piston suction formula sample liquid airtight detector.

Background

At present, an open cup is commonly used for collecting liquid to be detected, a chromatographic detection test strip is inserted into the sampled liquid, and the result is observed after reaction.

In the existing detector, the detection plate cannot be effectively fixed in the sample liquid detection process, so that the position of the detection plate is easy to deviate in the detection process, and the accuracy of the detection result is influenced.

To solve the above problems, we propose a piston aspiration type sampling liquid-tight detector.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art "current detector at the in-process to the appearance liquid detection, the unable effectual fixing of pick-up plate leads to at the in-process that detects, and the skew takes place easily in the position of pick-up plate, influences the defect of the accuracy of the result that detects" to provide a piston suction formula sample liquid airtight detector.

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

a piston suction type sampling liquid airtight detector comprises a detector body, wherein a supporting plate is fixedly arranged in the detector body, two lower clamping plates are symmetrically and fixedly arranged on the upper end face of the supporting plate, a clamping mechanism is arranged on the upper end face of each lower clamping plate, each clamping mechanism comprises an upper pressing plate, fixed plates are fixedly arranged on the left side walls of the lower clamping plates and the upper pressing plates, a telescopic rod is fixedly arranged between the two fixed plates, a spring is sleeved on the telescopic rod, the two ends of the spring are fixedly arranged on the side walls of the two fixed plates respectively, connecting plates are fixedly arranged on the right side walls of the upper pressing plates and the lower clamping plates respectively, a threaded rod vertically penetrates through the centers of the two connecting plates, penetrates through the upper end face of the connecting plate and is fixedly provided with a second gear, and the lower end of the threaded rod is rotatably connected to, the detector comprises a detector body and is characterized in that a threaded rod is connected in a connecting plate above the threaded rod in a threaded manner, the upper end face of an upper pressure plate is rotatably connected with a rotating rod, a first gear is fixedly sleeved on the rotating rod and is meshed with a second gear, a suction mechanism is arranged on the upper end face of the detector body, and a cover plate is connected to the side wall of the front face of the detector body in a hinged manner.

Preferably, the suction mechanism comprises a limiting sleeve and a suction pipe, the limiting sleeve is fixedly installed at the center of the upper end face of the detector body, and the lower end of the limiting sleeve is communicated with the inside of the detector body.

Preferably, the lower end of the suction pipe penetrates through the lower end of the limiting sleeve and is communicated with the interior of the detector body, the suction pipe is connected with the limiting sleeve in a sliding mode, and the suction pipe is connected with a piston in a sliding mode.

Preferably, a piston rod is fixedly mounted at the center of the upper end face of the piston, and the upper end of the piston rod penetrates through the upper end face of the suction tube and is fixedly connected with a handle.

Preferably, the handle is sleeved with an anti-slip sleeve, and anti-slip lines are arranged on the anti-slip sleeve.

Compared with the prior art, the beneficial effects of the utility model are that:

rotating handle for the connecting plate downstream, the connecting plate drives the top board downstream and presses on the pick-up plate, carry out quick clamp through top board and lower plate to the pick-up plate and press from both sides tightly, telescopic link and spring are also compressed this moment, the elasticity of spring can prevent that connecting plate and threaded rod from appearing not hard up, it is inseparabler to make to be connected between connecting plate and the threaded rod, and then fixed more firm to the pick-up plate, avoided the position of pick-up plate to take place the skew, the accuracy of testing result has been improved.

Drawings

Fig. 1 is a schematic front structural view of a piston suction type sampling liquid airtight detector according to the present invention;

fig. 2 is an enlarged schematic view of a point a in fig. 1.

In the figure: the device comprises a supporting plate 1, a detector body 2, a suction tube 3, a piston rod 4, a piston 5, a limiting sleeve 6, a telescopic rod 7, a detection plate 8, a fixing plate 9, a first gear 10, a handle 11, a second gear 12, a connecting plate 13, a threaded rod 14, a lower clamping plate 15 and an upper clamping plate 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a piston suction type sampling liquid airtight detector comprises a detector body 2, a support plate 1 is fixedly installed in the detector body 2, two lower clamping plates 15 are symmetrically and fixedly installed on the upper end face of the support plate 1, a clamping mechanism is arranged on the upper end face of each lower clamping plate 15, the clamping mechanism comprises an upper pressing plate 16, fixing plates 9 are fixedly installed on the left side walls of the lower clamping plates 15 and the upper pressing plate 16, a telescopic rod 7 is fixedly installed between the two fixing plates 9, a spring is sleeved on the telescopic rod 7, two ends of the spring are respectively and fixedly installed on the side walls of the two fixing plates 9, connecting plates 13 are fixedly installed on the right side walls of the upper pressing plate 16 and the lower clamping plates 15, threaded rods 14 are vertically inserted in the centers of the two connecting plates 13, the threaded rods 14 penetrate through the upper end faces of the connecting plates 13 and are fixedly installed with second gears 12, the threaded rod 14 is connected in a connecting plate 13 at the upper part in a threaded manner, the upper end surface of an upper pressure plate 16 is rotatably connected with a rotating rod, the upper end surface of the rotating rod is fixedly provided with a handle 11, the handle 11 is sleeved with an anti-slip sleeve, anti-slip threads are arranged on the anti-slip sleeve, the rotating rod is fixedly sleeved with a first gear 10, the first gear 10 and a second gear 12 are connected together in a meshed manner, the upper end surface of a detector body 2 is provided with a suction mechanism, the suction mechanism comprises a limiting sleeve 6 and a suction tube 3, the limiting sleeve 6 is fixedly arranged at the center of the upper end surface of the detector body 2, the lower end of the limiting sleeve 6 is communicated with the inside of the detector body 2, the lower end of the suction tube 3 penetrates through the lower end of the limiting sleeve 6 and is communicated with the inside of the detector body 2, the suction tube 3 is, the upper end of the piston rod 4 penetrates through the upper end face of the suction pipe 3 and is fixedly connected with a handle, and the front side wall of the detector body 2 is hinged with a cover plate.

In the utility model, when a user uses the device and needs to detect sample liquid, the suction tube 3 is taken out from the limit sleeve 6, the piston 5 is pulled to absorb a proper amount of sample liquid, the suction tube 3 is put into the limit sleeve 6 again, then two ends of the detection plate 8 are placed between the upper pressure plate 16 and the lower pressure plate 15, the handle 11 is rotated, the handle 11 drives the first gear 10 to rotate, the second gear 12 is driven to rotate, the threaded rod 14 is driven to rotate, the connecting plate 13 moves downwards, the connecting plate 13 drives the upper pressure plate 16 to move downwards to press the detection plate 8, the detection plate 8 is rapidly clamped through the upper pressure plate 16 and the lower pressure plate 15, the telescopic rod 7 and the spring are also compressed, the elasticity of the spring can prevent the looseness between the connecting plate 13 and the threaded rod 14, the connection between the connecting plate 13 and the threaded rod 14 is tighter, and the fixation of the detection plate 8 is firmer, the position of the detection plate is prevented from deviating, and the accuracy of the detection result is improved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a piston suction formula airtight detector of sample liquid, includes detector body (2), its characterized in that, fixed mounting has backup pad (1) in detector body (2), the up end symmetry fixed mounting of backup pad (1) has two lower plate (15), the up end of lower plate (15) is provided with fixture, fixture includes top board (16), equal fixed mounting has fixed plate (9) on the left side wall of lower plate (15) and top board (16), two fixed mounting has telescopic link (7) jointly between fixed plate (9), the cover is equipped with the spring on telescopic link (7), the both ends of spring fixed mounting respectively on the lateral wall of two fixed plates (9), equal fixed mounting has connecting plate (13) on the right side wall of top board (16) and lower plate (15), two threaded rod (14) have all vertically been interlude in the center department of connecting plate (13), threaded rod (14) through connection board (13) the up end and fixed mounting have second gear (12), the lower extreme of threaded rod (14) rotates and connects on connecting plate (13) of below, threaded rod (14) threaded connection is in connecting plate (13) of top, top board (16) up end rotates and is connected with the dwang, fixed cover is equipped with first gear (10) on the dwang, the meshing links together between first gear (10) and second gear (12), the up end of detector body (2) is provided with suction mechanism, hinge connection has the apron on the positive lateral wall of detector body (2).

2. A piston aspiration type sampling liquid tight detector according to claim 1, characterized in that the aspiration mechanism comprises a stop collar (6) and an aspiration tube (3), the stop collar (6) is fixedly installed at the center of the upper end face of the detector body (2), and the lower end of the stop collar (6) is communicated with the inside of the detector body (2).

3. The piston suction type sampling liquid airtight detector of claim 2, characterized in that, the lower end of the suction tube (3) penetrates the lower end of the limit sleeve (6) and is communicated with the inside of the detector body (2), the suction tube (3) is connected with the limit sleeve (6) in a sliding way, and the piston (5) is connected in the suction tube (3) in a sliding way.

4. A piston-aspiration type sampling liquid-tight detector according to claim 3, characterized in that a piston rod (4) is fixedly installed at the center of the upper end face of the piston (5), and the upper end of the piston rod (4) penetrates through the upper end face of the aspiration tube (3) and is fixedly connected with a handle.

5. The piston suction type sampling liquid airtight detector of claim 1, wherein a handle (11) is fixedly installed on the upper end face of the rotating rod, an anti-slip sleeve is sleeved on the handle (11), and anti-slip lines are arranged on the anti-slip sleeve.