CN217180083U

CN217180083U - Reaction kettle sampler

Info

Publication number: CN217180083U
Application number: CN202123254956.9U
Authority: CN
Inventors: 刘胜学; 史银涛; 龚强; 张建江; 李俊杰; 赵晓新
Original assignee: Shaoxing Shangyu New Yinbang Biochemical Co ltd
Current assignee: Shaoxing Shangyu New Yinbang Biochemical Co ltd
Priority date: 2021-12-21
Filing date: 2021-12-21
Publication date: 2022-08-12
Anticipated expiration: 2031-12-21

Abstract

The utility model relates to a reation kettle sampler relates to chemical industry equipment's technical field, including the honeycomb duct that is used for connecting with reation kettle and connect in the sampling tube of honeycomb duct, the sampling tube with the inside of honeycomb duct is linked together, the sampling tube is kept away from the one end of honeycomb duct is connected with the sample container who is used for holding the sample, the sampling tube sets up along vertical direction slope, be provided with on the honeycomb duct and be used for changing honeycomb duct internal pressure's pressure assembly. This application has the solid class sample of adhering to at the sampling tube inner wall, in the effect of gravity component falls to the sample container, reduces the effect of the sample volume of finally adhering to on the sampling tube inner wall.

Description

Reaction kettle sampler

Technical Field

The application relates to the technical field of chemical equipment, in particular to a reaction kettle sampler.

Background

In the chemical production process, chemical raw materials are mixed and reacted in a reaction kettle, in order to confirm the specific components of the materials in the reaction kettle in the reaction process or after the reaction is finished, a sampler is needed to be used, a small amount of materials are extracted from the reaction kettle to be observed or detected, and the properties of the materials in different stages in the reaction kettle, the synthesis of the products and other conditions are known.

For example, a chinese patent with an authorization publication number of CN209542194U and an application date of 2018, 11 and 30 discloses a reaction kettle sampler, which comprises a discharge valve and a sampling pipeline, wherein the discharge valve has a valve body, and the valve body is a hollow cylinder and is divided into a feeding section and a discharging section; the feeding section is connected to the bottom of the reaction kettle through a first connecting flange, the discharging section is provided with a discharging hole, and a second connecting flange is arranged on the discharging hole; the sampling pipeline is provided with a connecting end and a sample outlet end, the connecting end is provided with a third connecting flange matched with the second connecting flange, and a ball valve is arranged at the position, close to the connecting end, in the sampling pipeline.

With respect to the related art among the above, the inventors consider that the following drawbacks exist:

above-mentioned reation kettle sampler is after the sample, and partial material, especially solid-like material can remain and depend on the pipe wall of sample pipeline, and when taking a sample to different materials next time, new material gets into sample pipeline, mixes with adnexed old material on the pipe wall easily to influence the detection of material composition.

SUMMERY OF THE UTILITY MODEL

In order to reduce the attached condition of solid material on the pipe wall of sample pipeline, this application provides a reation kettle sampler.

The application provides a reation kettle sampler adopts following technical scheme:

the utility model provides a reation kettle sampler, is including being used for the honeycomb duct of being connected with reation kettle and connecting in the sampling tube of honeycomb duct, the sampling tube with the inside of honeycomb duct is linked together, the sampling tube is kept away from the one end of honeycomb duct is connected with the sample container who is used for holding the sample, the setting of vertical direction slope is followed to the sampling tube, be provided with on the honeycomb duct and be used for changing honeycomb duct internal pressure's pressure assembly.

Through adopting above-mentioned technical scheme, pressure assembly changes the inside pressure of draft tube, make inside and the inside pressure differential that produces of draft tube of reation kettle, under the drive of pressure differential, material in the reation kettle enters into in the draft tube, then in getting into the sample container, gain certain sample after, change the inside pressure of draft tube once more through pressure assembly, make unnecessary material in the draft tube get back to reation kettle, because the sampling tube sets up along vertical direction slope, when extracting the solid sample, depend on the solid sample on the sampling tube inner wall because in gravity landing to the sample container, just so can reduce the adhesion at the sampling tube inner wall.

Optionally, pressure assembly includes first pressure pipe, second pressure pipe and force pump, the force pump is installed in reation kettle, first pressure pipe connect in reation kettle's one end is kept away from to the honeycomb duct, second pressure pipe connect in reation kettle's one end is close to the honeycomb duct, first pressure pipe with second pressure pipe all with the force pump is connected.

Through adopting above-mentioned technical scheme, when the material in needs with reation kettle was extracted out, the force pump changes the pressure of first pressure pipe and second pressure pipe, make first pressure pipe be in the negative pressure state, the inside pressure of second pressure pipe is higher than first pressure pipe, the material will flow away to the one end that reation kettle was kept away from to the flow guide pipe, after the sample extraction finishes, the force pump changes the pressure in first pressure pipe and the second pressure pipe once more, make the inside pressure of first pressure pipe be higher than the inside pressure of second pressure pipe, unnecessary material in the flow guide pipe will flow back to in the reation kettle.

Optionally, the vertical setting of honeycomb duct, the bottom and the reation kettle of honeycomb duct are connected, the sampling tube with the contained angle of honeycomb duct is the acute angle, the sample container connect in the lower extreme of sampling tube.

Through adopting above-mentioned technical scheme, the vertical setting of honeycomb duct is convenient for unnecessary material backward flow, and the contained angle of sampling tube and honeycomb duct is the acute angle, and the material in the sampling tube receives the component of gravity, falls to in the sample container.

Optionally, the sampling tube is located between the first pressure tube and the second pressure tube in the vertical direction.

Through adopting above-mentioned technical scheme, the material flows out the back from reation kettle to the one end that reation kettle was kept away from to the flow guide pipe and flows away, and at this in-process, partial material can flow into the sampling tube, flows into in the sample container.

Optionally, the sampling tube is provided with an installation component, the installation component can be detachably connected with the sampling tube, and the sample container can be detachably installed in the installation component.

Through adopting above-mentioned technical scheme, sample container passes through installation component demountable installation in the sampling tube, and after sample container collected the sample, can dismantle comparatively conveniently to can stretch into the sampling tube from the tip and clean the wiping to the pipe wall, thereby further reduce the material and adhere to at the pipe wall.

Optionally, the installation component includes the casing, the tip threaded connection of sampling tube in the one side of casing, the casing is kept away from the one side of sampling tube is the opening setting, the sample container card is located in the casing, the sample container inside with the sampling tube is inside to be linked together.

Through adopting above-mentioned technical scheme, casing and sampling tube tip threaded connection can direct rotating casing carry out the dismouting, and the sample container joint utilizes clamping-force and frictional force to carry out comparatively firm connection in the casing.

Optionally, the mounting assembly further comprises two clamping plates, wherein the two clamping plates are respectively slidably mounted on the inner walls at the two ends of the shell, and the sliding directions of the two clamping plates are opposite.

Through adopting above-mentioned technical scheme, after the sample container card entered the casing, two splint were close to each other and are pressed from both sides the tight sample container of clamp for at the sample in-process, the sample container is difficult for droing.

Optionally, the mounting assembly further comprises a threaded rod, threads at two ends of the threaded rod are opposite in rotating direction, the threaded rod is rotatably mounted on the shell, and the clamping plates are respectively in threaded connection with two ends of the threaded rod.

Through adopting above-mentioned technical scheme, rotating the threaded rod, two splint will be followed the axial of threaded rod and made the opposite slip of direction, just so can press from both sides tightly and relax the sample container.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the solid sample attached to the inner wall of the sampling tube falls into the sample container under the action of gravity component, so that the amount of the sample finally attached to the inner wall of the sampling tube is reduced;

2. after the mounting assembly is disassembled, the inside of the sampling tube can be cleaned and wiped from the end part of the sampling tube, so that the adhesion of the solid sample is further reduced.

Drawings

Fig. 1 is a schematic overall structure diagram of a first embodiment of the present application.

Fig. 2 is a schematic structural diagram of a sampling tube according to a first embodiment of the present application.

Fig. 3 is a schematic structural diagram of a mounting assembly according to a first embodiment of the present application.

Fig. 4 is a schematic structural diagram of a sample container according to the first embodiment of the present application.

Fig. 5 is a schematic structural view of a feed inlet in the first embodiment of the present application.

Fig. 6 is a schematic structural view of a splint according to a second embodiment of the present application.

Description of reference numerals: 100. a reaction kettle; 200. a flow guide pipe; 300. a sampling tube; 400. a sample container; 500. a pressure assembly; 510. a first pressure pipe; 520. a second pressure pipe; 530. a pressure pump; 600. mounting the component; 610. a housing; 620. a splint; 630. a threaded rod; 700. a feed inlet; 800. a handle.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

Example 1: the embodiment of the application discloses a reaction kettle sampler, refer to fig. 1, including honeycomb duct 200 and sampling tube 300 connected to honeycomb duct 200 that are used for being connected with reaction kettle 100, sampling tube 300 is linked together with the inside of honeycomb duct 200. The draft tube 200 is provided with a pressure assembly 500 for varying the pressure inside the draft tube 200. The tip demountable installation of sampling tube 300 has installation component 600, and installation component 600 demountable installation has the sample container 400 that is used for holding the sample, and sample container 400 is linked together with the inside of sampling tube 300, and sampling tube 300 inclines on vertical direction and sets up.

The pressure assembly 500 changes the pressure inside the draft tube 200, so that a pressure difference is generated between the inside of the reaction kettle 100 and the inside of the draft tube 200, and under the driving of the pressure difference, the material in the reaction kettle 100 enters the draft tube 200 or returns to the reaction kettle 100 from the draft tube 200, and the residual solid sample attached to the inner wall of the sampling tube 300 slides into the sample container 400 due to gravity.

Referring to fig. 1 and 2, the draft tube 200 is vertically disposed, the bottom end of the draft tube 200 is connected to the reaction vessel 100, and the inside of the draft tube 200 is communicated with the inside of the reaction vessel 100. The sampling tube 300 is arranged in the vertical direction in an inclined manner, the higher end of the sampling tube 300 is connected with the guide tube 200, the lower end of the sampling tube 300 is connected with the sample container 400, and the included angle between the sampling tube 300 and the guide tube 200 is an acute angle.

Referring to fig. 1, the pressure assembly 500 includes a first pressure pipe 510, a second pressure pipe 520 and a pressure pump 530, the pressure pump 530 is installed in the reaction vessel 100, the first pressure pipe 510 is connected to one end of the draft tube 200 far from the reaction vessel 100 and is communicated with the inside of the draft tube 200, the second pressure pipe 520 is connected to one end of the draft tube 200 near the reaction vessel 100 and is communicated with the inside of the draft tube 200, and both ends of the first pressure pipe 510 and the second pressure pipe 520 far from the draft tube 200 are connected to the pressure pump 530. The connection of sampling tube 300 to delivery tube 200 is between first pressure tube 510 and second pressure tube 520.

When it is necessary to extract the contents of the autoclave 100, the pressure pump 530 changes the pressure of the first pressure pipe 510 and the second pressure pipe 520 so that the pressure inside the second pressure pipe 520 is higher than the pressure inside the first pressure pipe 510, the contents flow to the end of the draft tube 200 away from the autoclave 100, a part of the contents flow into the draft tube 300, and then the pressure pump 530 changes the pressure inside the first pressure pipe 510 and the second pressure pipe 520 again so that the pressure inside the first pressure pipe 510 is higher than or equal to the pressure inside the second pressure pipe 520, and the surplus contents flow back into the autoclave 100 through the draft tube 200.

Referring to fig. 3, the mounting assembly 600 includes a housing 610, a threaded rod 630 and two clamping plates 620, the housing 610 is hollow, the end of the sampling tube 300 is threaded onto one side of the housing 610 and extends into the housing 610, and the side of the housing 610 far away from the sampling tube 300 is open.

Referring to fig. 3 and 4, the width of the sample container 400 is equal to the width of the interior of the housing 610, the sample container 400 is embedded in the housing 610, and the length of the interior of the housing 610 is greater than the length of the sample container 400. The cross-section of splint 620 is squarely, and two splint 620 slide respectively and install in the inner wall at casing 610 along length direction both ends, and the length direction setting of casing 610 is followed to two splint 620's the direction of sliding. The threaded rod 630 is rotatably mounted on the shell 610, the axial direction of the threaded rod 630 is limited, the threaded rod 630 is opposite in thread turning direction along the two axial ends, the two clamping plates 620 are respectively in thread connection with the two opposite ends of the threaded rod 630 in the turning direction, and one end of the threaded rod 630 is fixedly connected with the handle 800. When the threaded rod 630 is rotated, the two clamping plates 620 slide toward or away from each other in the axial direction of the threaded rod 630, thereby clamping or releasing the sample container 400 inserted into the housing 610.

Referring to fig. 5, the sample container 400 is hollow, a feed inlet 700 is formed in one side of the sample container 400, when the sample container 400 is embedded in the housing 610, the feed inlet 700 faces a direction close to the sampling tube 300, the end of the sampling tube 300 located in the housing 610 extends into the sample container 400 through the feed inlet 700, and the interior of the sample container 400 is communicated with the interior of the sampling tube 300. One surface of the sample container 400 near the sampling tube 300 abuts against the inner wall of the housing 610, and the cross section of the end of the sampling tube 300 fits the cross section of the inlet port 700.

When the housing 610 is detached from the sampling tube 300, a wiper can be inserted into the sampling tube 300 from the end of the sampling tube 300 to clean the inner wall of the sampling tube 300, thereby further reducing the adhesion of materials on the tube wall.

The implementation principle of a reaction kettle 100 sampler in the embodiment of the present application is:

when the material in the reaction kettle 100 needs to be sampled, the mounting assembly 600 is installed, the housing 610 is connected with the sampling tube 300, then the sample container 400 is embedded into the housing 610, the sampling tube 300 extends into the sample container 400 through the feed port 700, the threaded rod 630 is rotated by rotating the handle 800, the two clamping plates 620 slide close to each other until the two clamping plates 620 clamp the sample container 400.

When the pressure pump 530 is operated, the pressure pump 530 changes the pressure of the first pressure pipe 510 and the second pressure pipe 520 so that the pressure inside the second pressure pipe 520 is higher than the pressure inside the first pressure pipe 510, the material flows to the end of the guide pipe 200 away from the reaction vessel 100 after flowing out from the reaction vessel 100, and during this process, part of the material flows into the sampling pipe 300 and flows into the sample container 400.

After a certain amount of sample is collected in the sample container 400, the pressure pump 530 changes the pressure of the first pressure pipe 510 and the second pressure pipe 520 again so that the pressure inside the first pressure pipe 510 is higher than or equal to the pressure inside the second pressure pipe 520, and the excessive material in the draft tube 200 flows back into the reaction vessel 100.

The screw rod 630 is rotated by reversely rotating the handle 800, the two clamping plates 620 slide away from each other, the sample container 400 is not clamped, the sample container 400 can be taken out for detection, and if gas is contained in the sample container 400, the feed port 700 can be shielded by using shielding objects such as an external cover, so that gas leakage is reduced.

The shell 610 is rotated to separate the shell 610 from the sampling tube 300, and an external wiper can be used to extend into the sampling tube 300 from the end of the sampling tube 300 to clean the inner wall of the sampling tube 300, thereby further reducing the adhesion of materials on the tube wall.

Example 2: referring to fig. 6 (the housing 610 is not shown), the difference from embodiment 1 is that when the sample container 400 is inserted into the housing 610, one surface of the clamping plates 620 adjacent to the sample container 400 is inclined, the thickness of the clamping plates 620 is gradually reduced in a direction adjacent to the sampling tube 300, and when the sample container 400 is clamped by the clamping plates 620, the inclined surfaces of the clamping plates 620 abut against the side walls of the sample container 400.

The implementation principle of the embodiment of the application is as follows:

when the sample container 400 is clamped by the clamping plates 620, the inclined surface of the clamping plate 620 applies a force perpendicular to the inclined surface to the sample container 400, so that the sample container 400 is clamped while a tendency toward the sampling tube 300 is generated, and thus, one surface of the sample container 400 close to the sampling tube 300 is closer to the inner wall of the housing 610, thereby further reducing the possibility of leakage of materials from the gap between the sample container 400 and the housing 610.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A reation kettle sampler, is including honeycomb duct (200) that are used for being connected with reation kettle (100) and sampling tube (300) connected in honeycomb duct (200), sampling tube (300) with the inside of honeycomb duct (200) is linked together, its characterized in that: the utility model discloses a sampling tube, including honeycomb duct (200), sampling tube (300) are kept away from the one end of honeycomb duct (200) is connected with sample container (400) that are used for holding the sample, sampling tube (300) set up along vertical direction slope, be provided with on honeycomb duct (200) and be used for changing honeycomb duct (200) internal pressure's pressure subassembly (500).

2. A reactor sampler according to claim 1 wherein: pressure subassembly (500) include first pressure pipe (510), second pressure pipe (520) and force pump (530), force pump (530) are installed in reation kettle (100), first pressure pipe (510) connect in reation kettle (100) is kept away from in honeycomb duct (200) one end, second pressure pipe (520) connect in honeycomb duct (200) are close to reation kettle (100) one end, first pressure pipe (510) with second pressure pipe (520) all with force pump (530) are connected.

3. A reactor sampler according to claim 2 wherein: honeycomb duct (200) vertical setting, the bottom and reation kettle (100) of honeycomb duct (200) are connected, sampling tube (300) with the contained angle of honeycomb duct (200) is the acute angle, sample container (400) connect in the lower extreme of sampling tube (300).

4. A reactor sampler according to claim 3 wherein: the sampling tube (300) is located vertically between the first pressure tube (510) and the second pressure tube (520).

5. A reactor sampler according to claim 3 wherein: the sampling tube (300) is provided with installation component (600), installation component (600) can dismantle connect in sampling tube (300), sample container (400) demountable installation in installation component (600).

6. A reactor sampler according to claim 5 wherein: installation component (600) includes casing (610), the end threaded connection of sampling tube (300) in the one side of casing (610), casing (610) are kept away from the one side of sampling tube (300) is the opening setting, sample container (400) card is located in casing (610), sample container (400) inside with sampling tube (300) inside is linked together.

7. The reactor sampler of claim 6, wherein: the installation component (600) further comprises two clamping plates (620), wherein the two clamping plates (620) are respectively installed on the inner walls at the two ends of the shell (610) in a sliding mode, and the sliding directions of the two clamping plates (620) are opposite.

8. A reactor sampler according to claim 7 wherein: the mounting assembly (600) further comprises a threaded rod (630), the two end threads of the threaded rod (630) are opposite in rotating direction, the threaded rod (630) is rotatably mounted on the shell (610), and the clamping plate (620) is respectively connected with the two end threads of the threaded rod (630).