CN212134249U

CN212134249U - Sampling device for canned gas production

Info

Publication number: CN212134249U
Application number: CN201922372873.6U
Authority: CN
Inventors: 刘辉
Original assignee: Changsha Zhongwang Gas Co ltd
Current assignee: Changsha Zhongwang Gas Co ltd
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2020-12-11
Anticipated expiration: 2029-12-25

Abstract

The utility model discloses a sampling device is used in canned gas production, including seal pot, internal thread pipe and sampler barrel, the seal pot top has been seted up and has been detected the mouth, and detects the inside sealing silica gel that is provided with of mouth, the internal thread pipe wraps up in detecting a mouthful top outer wall, and the internal thread nose portion is connected with spacing pipe, the sampler barrel sets up in spacing inside, ball inslot portion is provided with the ball, spacing groove has been seted up to spacing inside, the sampler barrel bottom is connected with and can replace the syringe needle, surface connection has piston rod on the piston, and the piston rod top is connected with the handle. This sampling device for canned gas production runs through sealed silica gel through making and inserts inside the sealed can, thereby upwards stimulates piston push rod and makes the piston rise and extract the gaseous sample work of completion to the inside gas of sealed can, this sampling device simple structure the preparation production of being convenient for, easy dismounting, small in size portable is favorable to wideling popularize.

Description

Sampling device for canned gas production

Technical Field

The utility model relates to a gaseous sampling device technical field of canning specifically is a sampling device for gaseous production of canning.

Background

The gas is generally stored by injecting the gas into the sealed tank, for example: the oxygen tank of storage oxygen, the liquefied gas jar of storage liquefied gas etc. this type of sealed tank need regularly carry out sample test to gas when the storage gas, prevents that gas from producing the change, avoids gas to produce the deterioration, just needs to use gaseous sampling device this moment.

The too big dismouting of current gas sampling device volume is inconvenient, and inconvenient carrying, and need insert the seal pot when using and take a sample, easily produces the gap and leads to gas leakage inserting the in-process to easily lead to the human body to inhale harmful gas, to above-mentioned condition, we have promoted a sampling device for canned gas production.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sampling device is used in gaseous production of canning to it is inconvenient to provide the too big dismouting of general gas sampling device volume in solving above-mentioned background art, inconveniently carries, and need insert the seal pot when using and take a sample, easily produces the gap and leads to gas leakage in the insertion process, thereby easily leads to the human body to inhale harmful gas's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a sampling device is used in canned gas production, includes seal pot, internal thread pipe and sampler barrel, the seal pot top has been seted up and has been detected the mouth, and detects the mouth inside and be provided with sealing silica gel, the internal thread pipe wraps up in detecting a mouthful top outer wall, and internal thread nose portion is connected with spacing pipe, the sampler barrel sets up in spacing intraduct, and the sampler barrel outer wall has seted up the ball groove, ball inslot portion is provided with the ball, spacing intraduct has seted up the spacing groove, the sampler barrel bottom is connected with can replace the syringe needle, and the inside piston that is provided with of sampler barrel, surface connection has piston push rod on the piston, and is connected with the handle on.

Preferably, the structure size of the inner opening of the detection opening is matched with the structure size of the outer opening of the sealing silica gel, and the sealing can forms a sealing structure through the sealing silica gel.

Preferably, the vertical central line of the internal thread pipe and the vertical central line of the detection port coincide with each other, and the internal thread pipe and the limiting pipe are in a welding integrated structure.

Preferably, the outer wall of the sampling tube is attached to the inner wall of the limiting tube, and the sampling tube forms a sliding structure through the ball, the limiting groove and the sampling tube.

Preferably, the bottom of the sampling cylinder is in threaded connection with the replaceable needle head, and the structural size of the outer opening of the piston is matched with that of the inner opening of the sampling cylinder.

Preferably, the piston passes through and constitutes extending structure between piston push rod and the sampling tube, and piston push rod passes through handle "T" shape structure.

Compared with the prior art, the beneficial effects of the utility model are that: this sampling device for canned gas production runs through sealed silica gel through making and inserts inside the sealed can, thereby upwards stimulates piston push rod and makes the piston rise and extract the gaseous sample work of completion to the inside gas of sealed can, this sampling device simple structure the preparation production of being convenient for, easy dismounting, small in size portable is favorable to wideling popularize.

This sampling device for canned gas production can use with the canned food cooperation that suits, and the inside packing of canned food top detection mouth has sealing silica gel, can replace the syringe needle and insert when the canned food is inside, thereby sealing silica gel can tightly wrap up and replace the syringe needle and prevent that the gap from producing, and the leakproofness when being favorable to improving gas sampling prevents gas leakage to avoid the human body to inhale harmful gas.

This sampling device sampling tube for canned gas production passes through the ball and slides from top to bottom along the spacing inslot is vertical, be favorable to avoiding replacing the syringe needle and producing the slope when inserting the sealed can inside, and can replace threaded connection between syringe needle and the sampling tube bottom, make things convenient for the later stage dismouting to change the replaceable syringe needle of different dimensions, and the replaceable syringe needle of different dimensions can extract the gas of the inside different levels of sealed can to sample data when improving gas sampling test, be favorable to improving the accuracy of gas detection time measuring.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the internal thread tube of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.

In the figure: 1. sealing the tank; 2. a detection port; 3. sealing the silica gel; 4. an internally threaded tube; 5. a limiting pipe; 6. a sampling tube; 7. a ball groove; 8. a ball bearing; 9. a limiting groove; 10. the needle head can be replaced; 11. a piston; 12. a piston push rod; 13. a handle.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a sampling device for canned gas production comprises a sealing tank 1, an internal thread pipe 4 and a sampling cylinder 6, wherein a detection port 2 is formed in the top of the sealing tank 1, sealing silica gel 3 is arranged inside the detection port 2, the structural size of an internal port of the detection port 2 is identical to that of an external port of the sealing silica gel 3, the sealing tank 1 forms a sealing structure through the sealing silica gel 3, the detection port 2 is arranged to facilitate sampling and collecting of gas inside the sealing tank 1 by workers, and the sealing silica gel 3 is completely filled inside the detection port 2 to prevent gaps from being generated and avoid gas leakage;

the internal thread pipe 4 wraps the outer wall of the top of the detection port 2, the top of the internal thread pipe 4 is connected with the limiting pipe 5, the vertical central line of the internal thread pipe 4 and the vertical central line of the detection port 2 coincide with each other, the internal thread pipe 4 and the limiting pipe 5 are in a welding integrated structure, the internal thread pipe 4 and the detection port 2 are in threaded connection, at the moment, the vertical central line of the internal thread pipe 4 and the vertical central line of the detection port 2 coincide with each other, the sampling device can be inserted into the sealing tank 1 in a vertical state for sampling operation, and the sampling device is prevented from being inclined;

the sampling tube 6 is arranged in the limiting tube 5, the outer wall of the sampling tube 6 is provided with a ball groove 7, the ball 8 is arranged in the ball groove 7, the limiting groove 9 is arranged in the limiting tube 5, the bottom of the sampling tube 6 is connected with the replaceable needle 10, the sampling tube 6 is internally provided with a piston 11, the bottom of the sampling tube 6 is in threaded connection with the replaceable needle 10, the structural size of an outer opening of the piston 11 is matched with that of an inner opening of the sampling tube 6, the sampling tube 6 is pressed downwards to slide downwards along the limiting groove 9 through the ball 8 so as to vertically descend the sampling tube 6, the arrangement of the ball 8 and the limiting groove 9 is favorable for preventing the sampling tube 6 from shaking when sliding, thereby avoiding the situation that the gap between the replaceable needle 10 and the sealing silica gel 3 is enlarged due to vibration when the replaceable needle 10 penetrates through the sealing silica gel 3, and the ball 8 is arranged in the ball groove 7 so, the replaceable needle head 10 is in threaded connection with the bottom of the sampling tube 6, so that the replaceable needle heads 10 with different sizes and specifications can be conveniently disassembled and replaced at the later stage, and the replaceable needle heads 10 with different sizes and specifications can be used for extracting gases at different levels in the sealed tank 1, so that the sample data during gas sampling detection is improved, and the accuracy during gas detection is improved;

piston 11 upper surface is connected with piston rod 12, and piston rod 12 top is connected with handle 13, piston 11 passes through piston rod 12 and constitutes extending structure between the sampling tube 6, and piston rod 12 is through handle 13 "T" shape structure, can replace the vertical back that inserts 1 inside of sealed can of syringe needle 10, the staff grips the 6 outer walls of sampling tube on one hand, grip 13 on one hand and upwards carry out the pulling and drive piston 11 and rise along the 6 inner walls of sampling tube, thereby sample collection to 1 inside gas of sealed can, piston rod 12 is favorable to making things convenient for people to grip and carry and draw or push down through handle 13 "T" shape structure.

The working principle is as follows: when the sampling device for canned gas production is used, firstly, the internal thread tube 4 is screwed clockwise to be in threaded connection with the detection port 2, at the moment, the vertical central line of the internal thread tube 4 is coincident with the vertical central line of the detection port 2, so that the sampling device can be inserted into the sealing tank 1 in a vertical state for sampling operation, the sampling device is prevented from being inclined, then the replaceable needle head 10 with a proper length is selected, the replaceable needle head 10 is screwed clockwise to be in threaded connection with the bottom of the sampling tube 6, the sampling tube 6 is inserted into the sampling tube from the top of the limiting tube 5, at the moment, the ball 8 is limited in the limiting groove 9, then the handle 13 is pressed downwards by hand to drive the sampling tube 6 to slide vertically downwards along the inside of the limiting groove 9 through the ball 8, so that the sampling tube 6 can be prevented from shaking when sliding, at the moment, the replaceable needle head 10 penetrates through the, thereby sealing silica gel 3 can tightly wrap up and replace syringe needle 10 and prevent that the gap from producing, leakproofness when being favorable to improving gas sampling, prevent gas leakage, thereby avoid the human body to inhale harmful gas, the staff grips the outer wall of sampling tube 6 on the other hand, grip 13 on the other hand grips and upwards carries out the pulling and drive piston 11 and rise along the inner wall of sampling tube 6, thereby extract the collection to 1 inside gas of seal pot, grip 13 at last is upwards carried and is carried and to be made to replace syringe needle 10 and extract from 1 inside of seal pot and can accomplish the sample operation.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sampling device is used in canned gas production, includes seal pot (1), internal thread pipe (4) and sampler barrel (6), its characterized in that: detection mouth (2) have been seted up at seal pot (1) top, and detect mouth (2) inside and be provided with sealing silica gel (3), internal thread pipe (4) wrap up in detection mouth (2) top outer wall, and internal thread pipe (4) top is connected with spacing pipe (5), sampler barrel (6) set up inside spacing pipe (5), and sampler barrel (6) outer wall has seted up ball groove (7), ball groove (7) inside is provided with ball (8), spacing groove (9) have been seted up to spacing pipe (5) inside, sampler barrel (6) bottom is connected with and can replaces syringe needle (10), and sampler barrel (6) inside is provided with piston (11), piston (11) upper surface is connected with piston push rod (12), and piston push rod (12) top is connected with handle (13).

2. The sampling device for canned gas production according to claim 1, characterized in that: the inner opening structure size of the detection opening (2) is identical with the outer opening structure size of the sealing silica gel (3), and the sealing tank (1) forms a sealing structure through the sealing silica gel (3).

3. The sampling device for canned gas production according to claim 1, characterized in that: the vertical central line of internal thread pipe (4) and the vertical central line of detecting mouth (2) coincide each other, and are welding integral structure between internal thread pipe (4) and spacing pipe (5).

4. The sampling device for canned gas production according to claim 1, characterized in that: the outer wall of sampling tube (6) and the inner wall of spacing pipe (5) are laminated mutually, and sampling tube (6) pass through ball (8), spacing groove (9) and constitute sliding construction between sampling tube (6).

5. The sampling device for canned gas production according to claim 1, characterized in that: the bottom of the sampling tube (6) is in threaded connection with the replaceable needle head (10), and the structural size of the outer opening of the piston (11) is matched with that of the inner opening of the sampling tube (6).

6. The sampling device for canned gas production according to claim 1, characterized in that: the piston (11) forms a telescopic structure with the sampling cylinder (6) through a piston push rod (12), and the piston push rod (12) passes through a T-shaped structure of the handle (13).