CN215574013U - Activated carbon tube desorption detection equipment - Google Patents

Abstract

The utility model discloses desorption detection equipment for an activated carbon tube, which comprises a first collecting tube, a second collecting tube, a collecting needle head and a detection device, wherein the second collecting tube is arranged at the bottom of the first collecting tube; according to the utility model, the rubber plug and the piston rod at the bottom of the inner cavity of the second collecting tube are extended at the bottom of the first collecting tube through the negative pressure device in the detection device, so that the base at the bottom and the collecting needle can extend to a deeper active carbon tube desorption solution to extract a sample into the detection device, and the three collecting needles can sample different positions on the periphery of the active carbon tube, thereby solving the problem that the existing detection equipment cannot collect concentration solutions with different depths desorbed by the carbon tube, and causing the detected data to have larger deviation.

Description

Activated carbon tube desorption detection equipment

Technical Field

The utility model relates to the technical field of detection equipment, in particular to activated carbon tube desorption detection equipment.

Background

Whether the amount of the sample collected by the activated carbon tube can truly represent the content of the sample in the air or not is judged, the activated carbon tube is used for collecting chemical substances in the air, the result is obtained from the collection and analysis of the air, the whole process of measuring the volatile organic compounds in the air is realized, after the activated carbon tube absorbs the industrial gas chemical substances in the air, the activated carbon tube is dissolved into the chemical substances to desorb the chemical solution, and then the professional detection is carried out.

1. In the prior art, when the solution desorbed from the activated carbon tube is detected, whether the concentration of the solution desorbed from the carbon tube after precipitation is the same or not cannot be determined, and the existing detection equipment cannot collect the solution with different depths desorbed from the carbon tube, so that the detected data has larger deviation.

2. The analytic check out test set of active carbon pipe that has among the prior art usually detects through the substep after gathering earlier, and the process is comparatively complicated, and this check out test set carries comparatively inconveniently simultaneously.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an activated carbon tube desorption detection device, which aims to solve the problems that the activated carbon tube desorption detection device usually detects step by step after collection, the process is complex, and the detection device is inconvenient to carry.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an active carbon tube desorption check out test set, includes that first collection pipe, second gather pipe, collection syringe needle, detection device, first collection socle portion is equipped with the second and gathers the pipe, first collection socle portion is connected with the fixed block, the fixed block top is connected with hydraulic means, detection device respectively, threaded draw-in groove has been seted up to first collection pipe outer wall, second collection socle portion periphery is connected with the base, the base bottom is connected with the collection syringe needle, the hydraulic means bottom is connected with the piston rod, the piston rod bottom is connected with the rubber buffer.

Preferably, the sucking disc is sleeved at the top of the periphery of the first collecting pipe, the threaded pipe is clamped in the threaded clamping groove, and the negative pressure device is arranged in the detection device and used for absorbing the liquid sample in the threaded pipe into the detection device.

Preferably, the piston rod is scalable shape structure, and the scalable length value of piston rod with the adaptation of second collection tube inner chamber length value, the rubber buffer joint in second collection tube inner chamber bottom.

Preferably, the bottom end of the threaded pipe penetrates into the base, the top end of the threaded pipe penetrates into the detection device, and the second collection pipe is located on the inner side of the bottom of the threaded pipe and in clearance fit with the inner side of the bottom of the threaded pipe.

Preferably, the sucking disc with the screwed pipe is the moulding structure of elasticity, screwed pipe middle part joint in inside the screw thread draw-in groove.

Preferably, the base is of an annular structure, the collection needles are of a conical tubular structure, the number of the collection needles is three, and the collection needles are circumferentially connected to the bottom of the base at equal intervals.

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

1. according to the utility model, the rubber plug and the piston rod at the bottom of the inner cavity of the second collecting tube are extended at the bottom of the first collecting tube through the negative pressure device in the detection device, so that the base at the bottom and the collecting needle can extend to a deeper active carbon tube desorption solution to extract a sample into the detection device, and the three collecting needles can sample different positions on the periphery of the active carbon tube, thereby solving the problem that the existing detection equipment cannot collect concentration solutions with different depths desorbed by the carbon tube, so that the detected data has larger deviation.

2. According to the utility model, the piston rod is driven to move up and down by the hydraulic device, so that the rubber plug at the bottom of the inner cavity of the second collecting tube drives the second collecting tube to be slidably accommodated in the first collecting tube, and thus the bottom of the threaded tube can be coiled on the periphery of the second collecting tube, the detection equipment is convenient to disassemble and carry, and the problems that the existing analysis detection equipment for the activated carbon tube firstly detects the activated carbon tube step by step after collecting, the process is complex, and meanwhile, the detection equipment is inconvenient to carry are solved.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic cross-sectional view of the present invention;

fig. 4 is a schematic view of a part a of the enlarged structure in fig. 3.

In the figure: 1. a first collection tube; 2. a second collection tube; 3. a fixed block; 4. a suction cup; 5. a hydraulic device; 6. a detection device; 7. a threaded clamp groove; 8. a threaded pipe; 9. a base; 10. collecting a needle head; 11. a piston rod; 12. and a rubber plug.

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, the present invention provides a technical solution: an activated carbon tube desorption detection device comprises a first collection tube 1, a second collection tube 2, a collection needle head 10 and a detection device 6, wherein the second collection tube 2 is arranged at the bottom of the first collection tube 1, the outer side of the top of the second collection tube 2 is in sliding connection with a chute in the inner cavity of the first collection tube 1 through a sliding block, and the top of the first collection tube 1 is connected with a fixed block 3 through a thread;

the top of the fixed block 3 is respectively connected with a hydraulic device 5 and a detection device 6 through screws, the detection device 6 is located on one side of the periphery of the hydraulic device 5, a threaded clamping groove 7 is formed in the outer wall of the first collection pipe 1, a base 9 is sleeved on the periphery of the bottom of the second collection pipe 2, a collection needle head 10 is connected to the bottom of the base 9 through threads, a piston rod 11 is fixedly connected to the bottom of the hydraulic device 5 through a nut sleeve, and a rubber plug 12 is connected to the bottom end of the piston rod 11 through threads.

Wherein, sucking disc 4 has been cup jointed at the peripheral top of first collection pipe 1, the inside joint of screw thread draw-in groove 7 has screwed pipe 8, detection device 6 is inside to have a negative pressure device through screw fixed mounting, be used for absorbing the liquid sample in screwed pipe 8 inside detection device 6, through the inside negative pressure device of detection device 6, make rubber buffer 12 and piston rod 11 through second collection pipe 2 inner chamber bottom extend in first collection pipe 1 bottom, thereby realized extracting in the sample to detection device 6 in the active carbon pipe desorption solution that can extend the depth with the base 9 of bottom and collection syringe needle 10, three collection syringe needle 10 can be to the peripheral different positions sampling of active carbon pipe, the unable concentration solution of the different degree of depth of carbon pipe desorption of gathering of current check out equipment has been solved, make the data deviation who detects great.

Wherein, the piston rod 11 is a telescopic structure, the telescopic length value of the piston rod 11 is matched with the length value of the inner cavity of the second collecting tube 2, the rubber plug 12 is clamped at the bottom of the inner cavity of the second collecting tube 2, the bottom end of the threaded tube 8 penetrates into the base 9, the top end of the threaded tube 8 penetrates into the detecting device 6, the second collecting tube 2 is positioned at the inner side of the bottom of the threaded tube 8 and is in clearance fit, the suction cup 4 and the threaded tube 8 are both in an elastic shaping structure, the middle part of the threaded tube 8 is clamped into the threaded clamping groove 7, the base 9 is in an annular structure, the collecting needles 10 are in a conical tubular structure, the number of the collecting needles 10 is three, the three collecting needles 10 are circumferentially connected at equal intervals at the bottom of the base 9, the piston rod 11 is driven by the hydraulic device 5 to move up and down, so that the rubber plug 12 at the bottom of the inner cavity of the second collecting tube 2 drives the second collecting tube 2 to slide and be accommodated in the first collecting tube 1, thereby make 8 bottoms of screwed pipe can coil and gather 2 peripheries at the second, be convenient for dismantle this check out test set and carry, solved current analytic check out test set of active carbon pipe and detected through gathering the back substep earlier usually, the process is comparatively complicated, and this check out test set carries comparatively inconvenient problem simultaneously.

The working principle is as follows: when using, earlier place this check out test set perpendicularly in waiting to detect active carbon pipe desorption liquid top, through adsorbing active carbon pipe top fixed surface with sucking disc 4, later drive piston rod 11 downstream with hydraulic means 5, make the rubber buffer 12 of 2 inner chamber bottoms of second acquisition pipe drive second acquisition pipe 2 and inside the slip to the active carbon pipe desorption liquid different degree of depth of first acquisition pipe 1, finally, through the inside vacuum apparatus of detection device 6, make and to gather through second acquisition pipe 2 bottom outlying base 9 and gather syringe needle 10 and can extend in the active carbon pipe desorption solution of greater depth and draw the sample to detection device 6, three collection syringe needle 10 can be to the peripheral different position sampling detection of active carbon pipe.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 (6)

1. The utility model provides an active carbon pipe desorption check out test set, includes that first collection pipe (1), second collection pipe (2), collection syringe needle (10), detection device (6), its characterized in that: first gathering pipe (1) bottom is equipped with the second and gathers pipe (2), first gathering pipe (1) top is connected with fixed block (3), fixed block (3) top is connected with hydraulic means (5), detection device (6) respectively, first gathering pipe (1) outer wall is seted up threaded clamping groove (7), second is gathered pipe (2) bottom periphery and is connected with base (9), base (9) bottom is connected with gathers syringe needle (10), hydraulic means (5) bottom is connected with piston rod (11), piston rod (11) bottom is connected with rubber buffer (12).

2. The activated carbon tube desorption detection apparatus of claim 1, wherein: sucking disc (4) have been cup jointed at first collection pipe (1) peripheral top, threaded pipe (8) have been blocked to inside joint of screw thread draw-in groove (7), detection device (6) internally mounted has negative pressure device for absorb inside detection device (6) with the liquid sample in threaded pipe (8).

3. The activated carbon tube desorption detection apparatus according to claim 2, wherein: piston rod (11) are scalable shape structure, and piston rod (11) scalable length value with second collection pipe (2) inner chamber length value looks adaptation, rubber buffer (12) joint in second collection pipe (2) inner chamber bottom.

4. The activated carbon tube desorption detection apparatus of claim 3, wherein: the bottom end of the threaded pipe (8) penetrates into the base (9), the top end of the threaded pipe (8) penetrates into the detection device (6), and the second collection pipe (2) is located on the inner side of the bottom of the threaded pipe (8) and is in clearance fit with the inner side of the bottom of the threaded pipe (8).

5. The activated carbon tube desorption detection apparatus of claim 4 wherein: sucking disc (4) with screwed pipe (8) are the moulding structure of elasticity, screwed pipe (8) middle part joint in inside screw thread draw-in groove (7).

6. The activated carbon tube desorption detection apparatus of claim 5 wherein: base (9) are the loop configuration, collection syringe needle (10) are toper tubular structure, collection syringe needle (10) quantity is three, three collection syringe needle (10) be the circumference equidistant connect in base (9) bottom.

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