CN211452986U

CN211452986U - Be arranged in reation kettle pH value to detect sampling subassembly

Info

Publication number: CN211452986U
Application number: CN201921463834.0U
Authority: CN
Inventors: 王丽娜
Original assignee: Jilin Tstcheck Biological Electronic Engineering Co ltd
Current assignee: Jilin Tstcheck Biological Electronic Engineering Co ltd
Priority date: 2019-09-04
Filing date: 2019-09-04
Publication date: 2020-09-08
Anticipated expiration: 2029-09-04

Abstract

The utility model relates to a reation kettle sampling device technical field just discloses a be arranged in reation kettle pH value to detect sampling subassembly, the novel nipple rectifier comprises a cylindrical shel, support fixedly connected with baffle one and two curb plates are passed through at barrel right side top, two the equal fixedly connected with fixed block in curb plate top, fixed block bottom swing joint has baffle two, two bottom swing joint of baffle have the spring, hollow tube one is cup jointed in the activity of spring inner wall, the piston has been cup jointed in the activity of hollow tube one inner wall, the inside sample groove of having seted up of piston, the fixed intercommunication in hollow tube one right side has hollow tube two, two right-hand member fixedly connected with PH detectors of hollow tube. The second baffle is pressed to move downwards to drive the spring to contract downwards, when a sample is not needed, the spring releases elastic force to lift the second baffle upwards, and the length of the sample tube entering the reaction kettle can be adjusted through the limiting effect of the fixing block.

Description

Be arranged in reation kettle pH value to detect sampling subassembly

Technical Field

The utility model relates to a reation kettle sampling device technical field specifically is a pH value detects sampling subassembly for among reation kettle.

Background

In chemical production, samples are often required to be taken from a reaction kettle for many times in the reaction process, and the change condition of the pH value of a solution in the reaction kettle is tracked and detected, so that the production process is adjusted in real time, and the production quality of a product is ensured to reach the standard. However, the traditional sampling detection mode is generally that a reaction kettle is opened for sampling or a sampling valve at the bottom of the reaction kettle is used for sampling, the sampling mode is complicated, the subsequent sampling mode is changed into the mode that a sampling pipe is arranged at the top of the reaction kettle, the length of the sampling pipe entering the reaction kettle cannot be adjusted in the mode, when the liquid level of a solution in the reaction kettle is high, the sampling pipe is always soaked in the reaction solution to influence the reaction process, and the aging of the sampling pipe can be accelerated due to long-time chemical corrosion.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a not adjustable problem of length that is arranged in reation kettle pH value to detect sampling subassembly possesses the advantage that the length that the sampling tube got into reation kettle can be adjusted, has solved current sampling device's sampling tube entering reation kettle.

(II) technical scheme

For the purpose that the length that realizes above-mentioned sampling tube entering reation kettle can be adjusted, the utility model provides a following technical scheme: a pH value detection sampling assembly used in a reaction kettle comprises a barrel body, wherein a bracket is fixedly connected to the top of the barrel body, a motor is fixedly mounted at the top of the bracket, a rotating shaft is fixedly connected to the bottom of the motor, a stirring frame is fixedly connected to the bottom of the rotating shaft, a support is fixedly connected to the top of the right side of the barrel body, a first baffle is fixedly connected to the top of the support, a round hole is formed in the center of the first baffle, a side plate is fixedly connected to the top of the first baffle, a fixed block is fixedly connected to the top of each of the two side plates, a second baffle is movably connected to the bottom of the fixed block, a spring is movably connected to the bottom of the second baffle, a first hollow pipe is movably sleeved on the inner wall of the spring, the first hollow pipe penetrates through the first baffle through, the piston top fixedly connected with connecting rod, connecting rod top fixedly connected with disc, hollow tube two is fixed the intercommunication in hollow tube one right side, two right-hand members fixedly connected with PH detectors of hollow tube.

Preferably, the diameter of the piston is equal to the inner diameter of the first hollow pipe, the piston needs to slide tightly against the inner wall of the first hollow pipe, the sealing performance of the first hollow pipe must be ensured while sliding, and therefore the diameter of the piston must be equal to the diameter of the inner wall of the first hollow pipe.

Preferably, the spring is fixedly connected to the top of the sampling hole, and the spring is used for lifting the first hollow pipe after the first hollow pipe is sampled, so that the length of the first hollow pipe left in the reaction kettle is short, and the top of the first hollow pipe cannot be soaked in the reaction liquid of the reaction kettle for a long time.

Preferably, the diameter of sampling groove equals the diameter of hollow tube two, when the piston takes sampling groove to get the detection sample through the thief hole in reation kettle, the pulling disc will be pulled the piston to hollow tube two department, rotate the piston to sampling groove and hollow tube two intercommunication, the sample in this moment the sampling groove can flow to hollow tube two in, so the sample solution in the sampling groove just can release completely in hollow tube two when the diameter of sampling groove equals the diameter of hollow tube two, can not have and remain.

Preferably, the first hollow tube and the second hollow tube are both made of glass, and the combination of the glass and the rubber has good sealing property and sliding property, and meanwhile, the glass is convenient for observing the extracted sample.

Preferably, the piston is made of rubber, and because the elasticity of the rubber is good, the piston can extrude the inner wall of the hollow pipe when being placed in the hollow pipe, and a better sealing effect is realized.

Preferably, one deck rubber seal circle is installed to the round hole inner wall, and the rubber circle of here mainly plays sealed effect, prevents that the gas in the reation kettle from leaking out through round hole and hollow tube one contact department and causing environmental pollution.

Preferably, the fixed block plays limiting displacement, has restricted the maximum height that baffle two can the bullet rise, because the bottom and the thief hole of hollow tube one are the intercommunication, by when hollow tube two departments after the piston sample, the thief hole does not have the thing shutoff, if the thief hole promotes baffle top, can lead to the interior gas of reation kettle to get into the hollow tube and leak out from the thief hole in the lump, harm staff's healthy.

Preferably, after the detection, the sample for detection in the hollow tube II can be pushed back into the hollow tube I by an external piston, and then continuously participates in the solution reaction in the reaction kettle.

(III) advantageous effects

Compared with the prior art, the utility model provides a be arranged in reation kettle pH value to detect sampling subassembly possesses following beneficial effect:

1. this a be arranged in reation kettle pH value to detect sampling subassembly makes it move down to drive the spring and contracts downwards through pressing baffle two, and when need not take a sample, spring release elasticity rises baffle two to the elasticity, through the limiting displacement of fixed block to the effect that the length that the appearance pipe got into reation kettle can be adjusted has been reached.

2. This a be arranged in reation kettle pH value to detect sampling subassembly connects the connecting rod through the disc, and the piston is connected to the connecting rod, offers the sample groove on the piston, and the sample groove passes through the thief hole sample, draws the piston to two departments of hollow tube through carrying the disc and rotates the piston messenger sample groove and two intercommunication discharge of hollow tube and detect with the piston to reached and need not open reation kettle can the effect of sample.

Drawings

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

FIG. 2 is a schematic view of the structure of the present invention installed on the barrel;

FIG. 3 is a schematic view of the front view structure of the piston of the present invention

In the figure: 1-cylinder, 2-bracket, 3-motor, 4-rotating shaft, 5-stirring frame, 6-support, 7-baffle I, 8-side plate, 9-fixed block, 10-baffle II, 11-spring, 12-hollow tube I, 13-sampling hole, 14-piston, 15-sampling groove, 16-connecting rod, 17-disc, 18-hollow tube II, 19-PH detector and 20-round hole.

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. 1-2, in order to adjust the length of the sampling tube entering the reaction vessel, the present invention provides the following technical solutions: a pH value detection sampling assembly used in a reaction kettle comprises a barrel body 1, wherein the top of the barrel body 1 is fixedly connected with a support 2, the top of the support 2 is fixedly provided with a motor 3, the bottom of the motor 3 is fixedly connected with a rotating shaft 4, the bottom of the rotating shaft 4 is fixedly connected with a stirring frame 5, the top of the right side of the barrel body 1 is fixedly connected with a support 6, the top of the support 6 is fixedly connected with a baffle I7, the center of the baffle I7 is provided with a round hole 20, the inner wall of the round hole 20 is provided with a layer of rubber sealing ring, the rubber ring at the position mainly plays a sealing role to prevent gas in the reaction kettle from leaking out through the contact part of the round hole 20 and a hollow pipe I12 to cause environmental pollution, the top of the baffle I7 is fixedly connected with side plates 8, the tops of the two side plates 8 are both fixedly connected with fixed blocks 9, when the piston 14 is sampled and then reaches the position 18 of the hollow tube II, the sampling hole 13 is not blocked, if the sampling hole 13 is lifted to the top of the baffle I7, gas in the reaction kettle can enter the hollow tube I12 and leak out from the sampling hole 13, and the physical health of workers is damaged, the bottom of the fixing block 9 is movably connected with the baffle II 10, the bottom of the baffle II 10 is movably connected with the spring 11, the spring 11 is fixedly connected to the top of the sampling hole 13, the spring 11 plays a role of lifting the hollow tube I12 after the hollow tube I12 is sampled, so that the length of the hollow tube I12 left in the reaction kettle is very short, the top of the hollow tube I12 cannot be soaked in reaction liquid of the reaction kettle for a long time, the inner wall of the spring 11 is movably sleeved with the hollow tube I12, the hollow tube I12 penetrates through the baffle I7 through the circular hole 20, the sampling hole 13 is fixedly formed above the bottom of the, the piston 14 is made of rubber, the elasticity of the rubber is good, the inner wall of the first hollow tube 12 can be extruded when the rubber is placed in the first hollow tube 12, the better sealing effect is achieved, the diameter of the piston 14 is equal to the inner diameter of the first hollow tube 12, the piston 14 needs to cling to the inner wall of the first hollow tube 12 to slide, the sealing performance of the first hollow tube 12 needs to be guaranteed while the piston slides, the diameter of the piston 14 needs to be equal to the inner wall diameter of the first hollow tube 12, a sampling groove 15 is formed in the piston 14, the diameter of the sampling groove 15 is equal to the diameter of the second hollow tube 18, when a detection sample is taken from the reaction kettle by the piston 14 with the sampling groove 15 through the sampling hole 13, the disc 17 is pulled to pull the piston 14 to the second hollow tube 18, the piston 14 is rotated until the sampling groove 15 is communicated with the second hollow tube 18, the sample in the sampling groove 15 can flow into the second hollow tube 18, and the sample solution in the sampling groove 15 can be completely, there is not remaining, 14 top fixedly connected with connecting rods 16 of piston, 16 top fixedly connected with discs 17 of connecting rod, the fixed intercommunication in hollow tube one 12 right sides has hollow tube two 18, hollow tube one 12, hollow tube two 18 all are the glass material, because the leakproofness and the slidability of glass and rubber combination are good, the sample of extraction is conveniently observed to glass simultaneously, hollow tube two 18 right-hand members fixedly connected with PH detector 19, the sample is used in the detection in hollow tube two 18 can push it back to hollow tube one 12 with external piston 14 after detecting, continue to participate in the solution reaction in the reation kettle.

The working principle is that when the reaction kettle works, the starting motor 3 drives the rotating shaft 4 to rotate so as to drive the stirring frame 5 to rotate, reaction liquid is stirred so that the solution fully reacts, when a sample needs to be sampled for detection in the reaction process, the second baffle 10 is pressed downwards, the second baffle 10 moves downwards to extrude the spring 11 to deform, meanwhile, the length of the first hollow tube 12 entering the reaction kettle is lengthened, the bottom of the first hollow tube 12 can be in contact with the solution with lower liquid level, when the bottom of the first hollow tube 12 enters below the liquid level of the solution, the disc 17 is pressed to press the connecting rod 16 downwards, the connecting rod 16 continues to press the piston 14 to slide downwards, the solution enters the sampling groove 15 when the piston 14 slides to the sampling groove 15 to be communicated with the sampling hole 13, the disc 17 is pulled upwards to drive the piston 14 to ascend, because the first hollow tube 12 is made of glass, the running condition of the piston 14 in the, when the piston 14 rises to the position flush with the second hollow tube 18, the disc 17 is rotated to enable the sampling groove 15 to be communicated with the second hollow tube 18, the sample solution for detection in the sampling groove 15 is discharged into the second hollow tube 18, the PH value of the solution is detected through the PH detector 19, when the detection is completed, the pressure applied to the second baffle plate 10 is removed, the spring 11 starts to release the elastic force, the second baffle plate 10 is sprung upwards, the first hollow tube 12 is driven to spring upwards, and the length of the first hollow tube 12 entering the reaction kettle is shortened.

In conclusion, according to the sampling assembly for detecting the pH value in the reaction kettle, the second baffle 10 is pressed to move downwards to drive the spring 11 to contract downwards, when sampling is not needed, the spring 11 releases elasticity to lift the second baffle 10 upwards, and the length of the sample tube entering the reaction kettle can be adjusted through the limiting effect of the fixing block 9; connecting rod 16 is connected through disc 17, and connecting rod 16 connects piston 14, offers sample groove 15 on the piston 14, and sample groove 15 is through the sampling hole 13 sample, and the piston 14 is drawn to second 18 departments of hollow tube through carrying disc 17 and is rotated piston 14 and make sample groove 15 and second 18 intercommunications of hollow tube discharge sample for detection to the effect that need not open the reation kettle and can take a sample has been reached.

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 pH value detects sampling assembly for reation kettle, includes barrel (1), its characterized in that: the top of the barrel body (1) is fixedly connected with a support (2), the top of the support (2) is fixedly provided with a motor (3), the bottom of the motor (3) is fixedly connected with a rotating shaft (4), the bottom of the rotating shaft (4) is fixedly connected with a stirring frame (5), the top of the right side of the barrel body (1) is fixedly connected with a support (6), the top of the support (6) is fixedly connected with a first baffle (7), a round hole (20) is formed in the center of the first baffle (7), the top of the first baffle (7) is fixedly connected with a side plate (8), the tops of the two side plates (8) are both fixedly connected with a fixed block (9), the bottom of the fixed block (9) is movably connected with a second baffle (10), the bottom of the second baffle (10) is movably connected with a spring (11), the inner wall of the spring (11) is movably connected with a, sampling hole (13) have been fixed to hollow tube (12) bottom top, piston (14) have been cup jointed in hollow tube (12) inner wall activity, sample groove (15) have been seted up to piston (14) inside, piston (14) top fixedly connected with connecting rod (16), connecting rod (16) top fixedly connected with disc (17), hollow tube (12) right side fixed intercommunication has hollow tube two (18), hollow tube two (18) right-hand member fixedly connected with PH detector (19).

2. The pH value detection sampling assembly for the reaction kettle according to claim 1, wherein: the diameter of the piston (14) is equal to the inner diameter of the hollow pipe I (12).

3. The pH value detection sampling assembly for the reaction kettle according to claim 1, wherein: the spring (11) is fixedly connected to the top of the sampling hole (13).

4. The pH value detection sampling assembly for the reaction kettle according to claim 1, wherein: the diameter of the sampling groove (15) is equal to that of the hollow pipe II (18).

5. The pH value detection sampling assembly for the reaction kettle according to claim 1, wherein: the first hollow tube (12) and the second hollow tube (18) are made of glass.

6. The pH value detection sampling assembly for the reaction kettle according to claim 1, wherein: the piston (14) is made of rubber.

7. The pH value detection sampling assembly for the reaction kettle according to claim 1, wherein: a layer of rubber sealing ring is arranged on the inner wall of the round hole (20).