A reactor sampler

Abstract

The utility model discloses a kind of reaction kettle samplers, the sampler is used to sample from reaction kettle, reaction kettle includes kettle body, the sampler includes negative pressure cylinder, negative pressure unit connected with negative pressure cylinder, the link valve one of being installed through on kettle cover of kettle body, the extraction pipe unit outside kettle between the one end of link valve one and negative pressure cylinder is connected, the extraction pipe unit in kettle inside and the other end of link valve one is connected, it further includes backflushing device, the backflushing device includes clean water supply pipe, the link valve two of being installed through on kettle cover of kettle body and being connected with clean water supply pipe, the clean water flushing pipe unit in kettle inside and the other end of link valve two is connected.The sampling device in the utility model can backflush in sampling device quickly after sampling ends, keep clean in sampling device at all times, without manual disassembly pipeline etc. outside reaction kettle in later period.

Description

Technical Field

[0001] This utility model relates to the field of reaction vessel technology, specifically a reaction vessel sampler. Background Technology

[0002] In the pharmaceutical manufacturing process, reaction vessels are used to react raw materials. During or after the reaction in the reaction vessel, a sampling operation is performed to test the quality of the reactants. However, current sampling devices do not have the function of backwashing, and residual material may remain in the sampling device, affecting the next sampling.

[0003] Therefore, in order to correct the above-mentioned defects, we propose a reactor sampler. Utility Model Content

[0004] The technical problem solved by this utility model is to provide a sampler for a reaction vessel.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a reactor sampler, the sampler being used to take samples from inside the reactor, the reactor including a reactor body, the sampler including a negative pressure cylinder, a negative pressure unit connected to the negative pressure cylinder, a connecting valve one installed through the reactor body on the reactor cover, an external extraction pipe unit connected between one end of the connecting valve one and the negative pressure cylinder, and an internal extraction pipe unit located inside the reactor body and connected to the other end of the connecting valve one; it also includes a backwashing device, the backwashing device including a clean water supply pipe, a connecting valve two installed through the reactor body on the reactor cover and connected to the clean water supply pipe, and a clean water flushing pipe unit located inside the reactor body and connected to the other end of the connecting valve two;

[0006] The external extraction tube unit includes an extraction tube connected to the negative pressure cylinder;

[0007] The in-vessel extraction tube unit includes an in-vessel extraction tube;

[0008] The water rinsing pipe unit includes an in-vessel rinsing pipe;

[0009] An electromagnetic three-way valve is installed at the inlet end of the extraction tube inside the vessel, and one port of the electromagnetic three-way valve is connected to the outlet end of the flushing tube inside the vessel.

[0010] Furthermore, the negative pressure unit includes a negative pressure pipe connected to the negative pressure cylinder, and a vacuum generator and a vacuum valve are installed on the negative pressure pipe.

[0011] Furthermore, the external extraction tube unit also includes a hose, which is connected between the extraction tube and the connecting valve.

[0012] Furthermore, the in-vessel extraction tube unit also includes a second flexible hose, which is connected between the in-vessel extraction tube and the connecting valve.

[0013] Furthermore, the bottom of the negative pressure cylinder is connected to a connecting pipe via a solenoid valve, the bottom of the connecting pipe is connected to a measuring cylinder, the bottom of the measuring cylinder is connected to a sample discharge pipe, and a manual valve is installed on the sample discharge pipe.

[0014] Furthermore, the clean water supply pipe is connected to the connecting valve two via a hose three, and the flushing pipe inside the vessel is connected to the connecting valve two via a hose four.

[0015] Compared with the prior art, the beneficial effects of this utility model are: after sampling, the sampling device of this utility model can quickly backwash the inside of the sampling device to keep the inside of the sampling device clean at all times, without the need for manual disassembly of pipes outside the reaction vessel. Attached Figure Description

[0016] Figure 1 This is a schematic diagram of the main structure of this utility model;

[0017] Figure 2 This is a schematic diagram of the rear view structure of this utility model;

[0018] Figure 3 This is a schematic diagram of the connection structure between the internal flushing pipe and the internal extraction pipe in this utility model. Detailed Implementation

[0019] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0020] This utility model provides a technical solution:

[0021] Please see Figure 1-3 A reactor sampler is used to take samples from inside the reactor. The reactor includes a reactor body 1. The sampler includes a negative pressure cylinder 2, a negative pressure unit connected to the negative pressure cylinder 2, a connecting valve 11 that is installed through the reactor cover of the reactor body 1, an external extraction pipe unit connected between one end of the connecting valve 11 and the negative pressure cylinder 2, and an internal extraction pipe unit located inside the reactor body 1 and connected to the other end of the connecting valve 11. The sampler also includes a backwashing device, which includes a clean water supply pipe 18, a connecting valve 2 that is installed through the reactor cover of the reactor body 1 and connected to the clean water supply pipe 18, and a clean water flushing pipe unit located inside the reactor body 1 and connected to the other end of the connecting valve 2.

[0022] The external extraction tube unit includes an extraction tube 10 connected to the negative pressure cylinder 2;

[0023] The in-vessel extraction tube unit includes an in-vessel extraction tube 12;

[0024] The clean water rinsing pipe unit includes an in-vessel rinsing pipe 21;

[0025] An electromagnetic three-way valve 13 is installed at the inlet end of the extraction pipe 12 inside the vessel, and one port of the electromagnetic three-way valve 13 is connected to the outlet end of the flushing pipe 21 inside the vessel.

[0026] The negative pressure unit generates negative pressure inside the negative pressure cylinder 2. The reactants inside the vessel 1 are drawn into the negative pressure cylinder 2 using the external extraction pipe unit and the internal extraction pipe unit. Then, they enter the connecting pipe 6 from the negative pressure cylinder 2, and then sequentially enter the measuring cylinder 7 and the sample discharge pipe 8. The reactants are released by opening the manual valve 9.

[0027] As described above, the negative pressure unit includes a negative pressure pipe 3 connected to the negative pressure cylinder 2. A vacuum generator 5 and a vacuum valve 4 are installed on the negative pressure pipe 3. This part is conventional prior art and will not be described in detail in this case.

[0028] As described above, the external extraction pipe unit also includes a hose 17, which is connected between the extraction pipe 10 and the connecting valve 11. The internal extraction pipe unit also includes a hose 2 16, which is connected between the internal extraction pipe 12 and the connecting valve 11. The connection of the hoses ensures that the lid can be opened smoothly.

[0029] In the above, the clean water supply pipe 18 is connected to an external water source. The water source pumps clean water into the clean water supply pipe 18 through a water pump. The clean water supply pipe 18 is connected to the connecting valve 2 through a hose 3 19. The internal flushing pipe 21 is connected to the connecting valve 2 through a hose 4 20. The connection of the hoses ensures that the lid of the vessel can be opened smoothly.

[0030] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A reactor sampler, the sampler being used to take samples from inside a reactor, the reactor including a reactor body (1), the sampler including a negative pressure cylinder (2), a negative pressure unit connected to the negative pressure cylinder (2), a connecting valve (11) installed through the reactor cover of the reactor body (1), an external extraction pipe unit connected between one end of the connecting valve (11) and the negative pressure cylinder (2), and an internal extraction pipe unit located inside the reactor body (1) and connected to the other end of the connecting valve (11), characterized in that: It also includes a backwashing device, which includes a clean water supply pipe (18), a connecting valve 2 that is installed through the lid of the vessel body (1) and connected to the clean water supply pipe (18), and a clean water flushing pipe unit located inside the vessel body (1) and connected to the other end of the connecting valve 2. The external extraction tube unit includes an extraction tube (10) connected to the negative pressure cylinder (2); The in-vessel extraction tube unit includes an in-vessel extraction tube (12); The water rinsing pipe unit includes an in-vessel rinsing pipe (21); An electromagnetic three-way valve (13) is installed at the inlet end of the extraction pipe (12) inside the vessel, and one port of the electromagnetic three-way valve (13) is connected to the outlet end of the flushing pipe (21) inside the vessel.

2. The reactor sampler according to claim 1, characterized in that: The negative pressure unit includes a negative pressure pipe (3) connected to the negative pressure cylinder (2), and a vacuum generator (5) and a vacuum valve (4) are installed on the negative pressure pipe (3).

3. The reactor sampler according to claim 1, characterized in that: The external extraction tube unit also includes a hose (17), which is connected between the extraction tube (10) and the connecting valve (11).

4. The reactor sampler according to claim 1, characterized in that: The in-vessel extraction tube unit also includes a second hose (16), which is connected between the in-vessel extraction tube (12) and the connecting valve (11).

5. The reactor sampler according to claim 1, characterized in that: The bottom of the negative pressure cylinder (2) is connected to a connecting pipe (6) via a solenoid valve. The bottom of the connecting pipe (6) is connected to a measuring cylinder (7). The bottom of the measuring cylinder (7) is connected to a discharge pipe (8). A manual valve (9) is installed on the discharge pipe (8).

6. The reactor sampler according to claim 1, characterized in that: The clean water supply pipe (18) is connected to the connecting valve two via the hose three (19), and the flushing pipe (21) inside the vessel is connected to the connecting valve two via the hose four (20).

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