CN218637319U

CN218637319U - Reaction unit with gas leakage detection

Info

Publication number: CN218637319U
Application number: CN202222893753.2U
Authority: CN
Inventors: 王书生; 葛会路; 韩志强
Original assignee: PUYANG SHENGHUADE CHEMICAL CO Ltd
Current assignee: PUYANG SHENGHUADE CHEMICAL CO Ltd
Priority date: 2022-11-01
Filing date: 2022-11-01
Publication date: 2023-03-17
Anticipated expiration: 2032-11-01

Abstract

The utility model discloses a reaction unit with leakage detection belongs to chemical industry equipment technical field, including heater and the reation kettle main part of setting in its top, the reation kettle main part, install pressure release switch-on subassembly and manometer on the lid of reation kettle main part, pressure release switch-on subassembly includes pressure release spare main part and sets up at its inside movable rod, and the movable rod is inside to be equipped with a pair of built-in insulating tube lead electrical pillar, movable rod lower extreme excircle is equipped with the sealed section of thick bamboo of rubber, movable rod middle part excircle is equipped with the spring. The utility model discloses it is rational in infrastructure, the manometer can react its inside interior pressure when gas leakage appears in the reation kettle main part is inside, and the movable rod that the pressure release switched on the subassembly also can receive the spring action of spring and let its inside two lead the conduction of electrical pillar contact pressure release spare main part realization circuit switch on, through leading switching on of the circuit break-make heater that electrical pillar triggered, realized the automatic disconnection reaction after the gas leakage, this process need not the observation and the participation of producers.

Description

Reaction unit with gas leakage detection

Technical Field

The utility model belongs to the technical field of the chemical industry equipment, concretely relates to reaction unit with leakage detection.

Background

Chemical engineering is the abbreviation of "chemical process", "chemical industry" and "chemical engineering", and all techniques of changing the composition, structure or synthesizing new substances by chemical methods belong to chemical production techniques, i.e. chemical processes, the obtained products are called chemicals or chemical products, and chemical engineering is a science for researching the general rule of the production process of chemical products.

Chemical industry enterprise need with the raw materials setting realize the reaction of medicament in the sealed container that has interior pressure when preparing some medicament, still can heat the speed that further promotes the reaction to reation kettle usually when carrying out this kind of reaction, if the condition that gas leakage appears in reation kettle then can cause adverse effect to the reaction and need in time suspend the reaction and stop heating, avoid high temperature to cause the damage to reation kettle and its inside raw materials, current technical scheme is placing the raw materials at the reation kettle of installation manometer and pressure device reaction of heating, the reading of manometer will take place to reduce when gas leakage appears in reation kettle, producers stop heating and overhaul after finding reation kettle's interior pressure reduction through the manometer, but producers do not observe manometer or the manometer damages and then can't timely stop heating.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a reaction unit with leakage detection, the manometer can react its inside interior pressure when gas leakage appears in the reation kettle main part is inside, the pressure release switch-on subassembly the movable rod also can receive the spring the elastic force effect of spring let its inside two lead the conduction of electrical pillar contact pressure release spare main part realization circuit, through leading switching on of electrical pillar triggered circuit break-on heater, realized the automatic disconnection reaction after leaking gas, this process need not the observation and the participation of producers.

In order to achieve the above purpose, the utility model provides a following technical scheme: a reaction device with air leakage detection comprises a heater and a reaction kettle main body arranged above the heater, wherein a pressure relief conducting assembly and a pressure gauge are arranged on a cover of the reaction kettle main body;

the pressure relief conduction assembly comprises a pressure relief piece main body and a movable rod arranged in the pressure relief piece main body, a pair of conductive posts with built-in insulating tubes are arranged in the movable rod, a rubber sealing cylinder is arranged on the outer circle of the lower end of the movable rod, a spring is arranged on the outer circle of the middle of the movable rod, a pressure adjusting cover and an adjusting gasket are arranged on the outer circle of the upper side of the movable rod, and the pressure adjusting cover is in threaded connection with the pressure relief piece main body;

the excircle of pressure release spare main part is equipped with the discoid flange piece, it has the spanner mouth to open on the excircle of the pressure release spare main part of flange piece upside, pressure release spare main part upper end excircle is equipped with the screw thread, pressure release spare main part lower extreme excircle is equipped with down the screw thread, the inner space of pressure release spare main part is the working chamber, the inlet port that has the annular array to distribute is opened to the bottom surface of pressure release spare main part, establish two tip in the movable rod and leave the pole main cavity of pole chamber mouth, the movable rod lower extreme is the piston, the piston excircle is opened there is the outer circular slot of stopper.

Preferably, a cover thread is arranged inside the pressure adjusting cover and is in threaded connection with the upper thread, a cover pipe is arranged at the axial lead of the pressure adjusting cover and is positioned inside the working cavity, the upper side part of the movable rod is positioned inside the cover pipe, and a sealing gasket is arranged below the flange plate.

Preferably, the spring is located in the working cavity, the upper end of the spring abuts against the adjusting gasket, the lower end of the spring abuts against the piston, and the rubber sealing cylinder is located in the plug outer circular groove.

Preferably, a tube end is arranged at the lower end of the insulating tube, a column cavity is formed in the insulating tube, a head cavity communicated with the column cavity is formed in the tube end, and a column head is arranged at the lower end of the conductive column.

Preferably, the conductive column is located inside the column cavity, the column head is located inside the head cavity, the insulating tube is located inside the rod main cavity, and the tube end is located inside the rod cavity opening.

Preferably, the insulating tube is made of engineering plastics, the conductive column is made of brass, and the pressure relief part main body, the movable rod and the pressure adjusting cover are made of aluminum alloy.

To sum up, the utility model discloses a technological effect and advantage:

1. the utility model has reasonable structure, when air leakage occurs in the reaction kettle main body, the pressure gauge can react the internal pressure in the reaction kettle main body, the movable rod of the pressure relief conduction assembly can also receive the elastic action of the spring to enable two conductive columns in the reaction kettle main body to contact the pressure relief piece main body to realize the conduction of a circuit, and the circuit triggered by the conductive columns is conducted or disconnected to switch on a heater, thereby realizing the automatic disconnection reaction after air leakage without the observation and participation of production personnel;

2. the utility model discloses in, the accessible increases or reduces the quantity adjustment spring of adjusting shim and uses the pressure on the movable rod, also can use the pressure on the movable rod through the mode adjustment spring of rotatory pressure adjustment lid, and required pressure is different when different medicaments react, lets the pressure release that promotes the required strength of movable rod and medicament react through pressure adjustment lid and adjusting shim and switches on the inside pressure of subassembly and coincide.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a schematic structural view of a sectional state of the pressure relief conduction assembly in the embodiment of the present invention;

FIG. 3 is a schematic structural view of a cutaway state of a main body of the pressure relief part in the embodiment of the present invention;

fig. 4 is a structural schematic diagram of a movable rod in a sectioning state according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a pressure adjusting cover in a cutaway state according to an embodiment of the present invention;

fig. 6 is a structural schematic diagram of a section state of the insulating tube according to the embodiment of the present invention;

fig. 7 is a schematic structural diagram of the embodiment of the present invention showing a cross-section state of the conductive pillar.

In the figure: 100. a pressure relief conducting assembly; 1. a pressure relief piece body; 101. a flange sheet; 102. a wrench opening; 103. screwing; 104. lower threads; 105. a working chamber; 106. an air inlet; 2. a sealing gasket; 3. a movable rod; 301. a piston; 302. a plug outer circular groove; 303. a shaft main cavity; 304. a rod cavity port; 4. a rubber sealing cylinder; 5. a spring; 6. a pressure adjustment cover; 601. a cover thread; 602. a cover tube; 7. adjusting the gasket; 8. an insulating tube; 801. a tube end; 802. a column cavity; 803. a head cavity; 9. a conductive post; 901. a column cap; 200. a pressure gauge; 300. a reaction kettle main body; 400. a heater.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Example (b): please refer to fig. 1-7, which illustrate a reaction apparatus with air leakage detection, including a heater 400 and a reaction kettle main body 300 disposed above the heater 400, where the reaction kettle main body 300 is provided with a pressure relief conducting assembly 100 and a pressure gauge 200 on a lid of the reaction kettle main body 300, the heater 400 is provided with an electromagnetic relay, a normally closed end of the electromagnetic relay is connected in series to a driving circuit of the heater 400, the pressure relief conducting assembly 100 is connected in series to a coil circuit of the electromagnetic relay, the pressure relief conducting assembly 100 is equivalent to a switch, the pressure gauge 200, the reaction kettle main body 300 and the heater 400 are of a specific structure of the prior art, which is not described herein again, the pressure relief conducting assembly 100 includes a pressure relief part main body 1 and a movable rod 3 disposed inside the pressure relief part main body 1, a pair of conductive posts 9 with an insulating tube 8 disposed inside the movable rod 3, a rubber sealing cylinder 4 is disposed at a lower end of the movable rod 3, a spring 5 is disposed at an outer circle of a middle portion of the movable rod 3, a pressure adjustment lid 6 and an adjustment gasket 7 are disposed at an upper outer circle of the movable rod 3, and the pressure adjustment lid 6 and the pressure relief part main body 1 are connected by a screw thread.

As a preferred implementation manner in this embodiment, referring to fig. 3, 4, 5, and 6, a disk-shaped flange plate 101 is disposed on an outer circumference of the pressure relief piece main body 1, a wrench opening 102 is opened on an outer circumference of the pressure relief piece main body 1 on an upper side of the flange plate 101, the wrench opening 102 facilitates a tightening action of a wrench, an upper thread 103 is disposed on an outer circumference of an upper end of the pressure relief piece main body 1, when the upper thread 103 cooperates with the pressure adjustment cover 6, the pressure adjustment cover 6 rotates to move along an axial direction thereof, a lower thread 104 is disposed on an outer circumference of a lower end of the pressure relief piece main body 1, the lower thread 104 plays a role of connecting with the reaction kettle main body 300, an internal space of the pressure relief piece main body 1 is a working chamber 105, an inner diameter of the working chamber 105 is the same as outer diameters of the cover pipe 602 and the piston 301, air inlet holes 106 distributed in an annular array are opened on a bottom surface of the pressure relief piece main body 1, air inside the working chamber 105 communicates with an internal space of the reaction kettle main body 300, two rods 304 are disposed inside the movable rods 3, a piston 301, a lower end of the movable rod 301 is a piston 302, and an outer circumference of the piston is an outer circumference 302.

In this embodiment, referring to fig. 2, fig. 3, fig. 5 and fig. 6, the inside lid screw thread 601 that is equipped with of pressure adjustment lid 6, lid screw thread 601 and last screw thread 103 threaded connection let the pressure adjustment lid 6 can appear along its axial direction's motion when rotatory, the axial lead department of pressure adjustment lid 6 is equipped with cover pipe 602, cover pipe 602 is located inside working chamber 105, the side part is located inside cover pipe 602 on the movable rod 3, flange piece 101 below is equipped with sealing gasket 2, spring 5 is located inside working chamber 105, spring 5 upper end top is to adjusting shim 7, and adjusting shim 7's quantity increases or reduces the quantity as required, spring 5 lower extreme top is to piston 301, rubber seal tube 4 is located inside the outer circular slot 302 of stopper, and rubber seal tube 4 constitutes the outside sealed of piston 301.

Referring to fig. 2, 6 and 7, a tube end 801 is disposed at the lower end of the insulating tube 8, a column cavity 802 is disposed in the insulating tube 8, a head cavity 803 communicated with the column cavity 802 is disposed in the tube end 801, a column head 901 is disposed at the lower end of the conductive column 9, the conductive column 9 is located inside the column cavity 802, the column head 901 is located inside the head cavity 803, the insulating tube 8 is located inside the rod main cavity 303, the tube end 801 is located inside the rod cavity opening 304, the conductive column 9 is fixed inside the insulating tube 8, the insulating tube 8 is fixed inside the movable rod 3, the insulating tube 8 is made of engineering plastics, the conductive column 9 is made of brass, the pressure relief member main body 1, the movable rod 3 and the pressure adjustment cover 6 are made of aluminum alloys, and the insulating tube 8 separates the conductive column 9 from the movable rod 3 to avoid interference.

This practical theory of operation:

the reaction device with the air leakage detection function is characterized in that raw materials are filled in the reaction kettle main body 300, the reaction kettle main body 300 is pressurized through an air pump, the movable rod 3 moves upwards to compress the spring 5 in a pressurizing mode, the lower ends of the two conductive columns 9 are not in contact with the pressure relief piece main body 1 at the moment, the air pump pressurization can be stopped after the conductive columns 9 are not in contact with the pressure relief piece main body 1, the electromagnet of the electromagnetic relay in the heater 400 is powered off, the electromagnetic relay in the heater 400 is powered on, the heater 400 heats the reaction kettle main body 300 above the heater 400 at the moment, and materials react in the reaction kettle main body 300 and are accelerated to react through the heater 400 at the moment;

if the reaction kettle main body 300 leaks air, the thrust of the spring 5 will press the movable rod 3 downwards until the lower ends of the two conductive posts 9 inside the movable rod 3 contact the pressure relief piece main body 1, after the two conductive posts 9 contact the pressure relief piece main body 1, the coil of the electromagnetic relay inside the heater 400 is powered on, the normally closed end of the electromagnetic relay is disconnected and the power supply of the heater 400 is stopped, and the heating of the heater 400 is stopped.

The above description is only the specific implementation manner of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art should be covered within the protection scope of the present invention in the technical scope disclosed by the present invention, according to the technical solution of the present invention and the concept of the present invention, equivalent replacement or change is added.

Claims

1. The utility model provides a reaction unit with leak gas detection, includes heater (400) and sets up reation kettle main part (300) above it, reation kettle main part (300), its characterized in that: a cover of the reaction kettle main body (300) is provided with a pressure relief conducting assembly (100) and a pressure gauge (200), an electromagnetic relay is arranged in the heater (400), a normally closed end of the electromagnetic relay is connected in series with a driving circuit of the heater (400), and the pressure relief conducting assembly (100) is connected in series with a coil circuit of the electromagnetic relay;

the pressure relief conducting assembly (100) comprises a pressure relief piece main body (1) and a movable rod (3) arranged inside the pressure relief piece main body, a pair of conductive columns (9) with built-in insulating tubes (8) is arranged inside the movable rod (3), a rubber sealing barrel (4) is arranged on the outer circle of the lower end of the movable rod (3), a spring (5) is arranged on the outer circle of the middle of the movable rod (3), a pressure adjusting cover (6) and an adjusting gasket (7) are arranged on the outer circle of the upper side of the movable rod (3), and the pressure adjusting cover (6) is in threaded connection with the pressure relief piece main body (1);

the excircle of pressure release part main part (1) is equipped with discoid flange piece (101), it has spanner mouth (102) to open on the excircle of pressure release part main part (1) of flange piece (101) upside, pressure release part main part (1) upper end excircle is equipped with screw thread (103), pressure release part main part (1) lower extreme excircle is equipped with down screw thread (104), the inner space of pressure release part main part (1) is working chamber (105), air inlet hole (106) that have annular array to distribute are opened to the bottom surface of pressure release part main part (1), establish two tip in movable rod (3) and leave pole main cavity (303) of pole chamber mouth (304), movable rod (3) lower extreme is piston (301), piston (301) excircle is opened and is filled in outer circular slot (302).

2. The reaction device with air leakage detection according to claim 1, wherein: the pressure adjusting cover is characterized in that a cover thread (601) is arranged inside the pressure adjusting cover (6), the cover thread (601) is in threaded connection with an upper thread (103), a cover pipe (602) is arranged at the axial lead of the pressure adjusting cover (6), the cover pipe (602) is located inside the working cavity (105), the upper side part of the movable rod (3) is located inside the cover pipe (602), and a sealing gasket (2) is arranged below the flange plate (101).

3. The reaction device with air leakage detection according to claim 2, wherein: spring (5) are located work chamber (105) inside, spring (5) upper end top is to adjusting shim (7), spring (5) lower extreme top is to piston (301), rubber seal cylinder (4) are located inside stopper excircle groove (302).

4. The reaction device with air leakage detection function as claimed in claim 1, wherein: the lower end of the insulating tube (8) is provided with a tube end socket (801), a column cavity (802) is formed in the insulating tube (8), a head cavity (803) communicated with the column cavity (802) is formed in the tube end socket (801), and the lower end of the conductive column (9) is provided with a column head (901).

5. The reaction device with air leakage detection according to claim 4, wherein: the conductive column (9) is located inside the column cavity (802), the column head (901) is located inside the head cavity (803), the insulating tube (8) is located inside the rod main cavity (303), and the tube end (801) is located inside the rod cavity opening (304).

6. The reaction device with air leakage detection as claimed in claim 5, wherein: the insulating tube (8) is made of engineering plastics, the conductive column (9) is made of brass, and the pressure relief piece main body (1), the movable rod (3) and the pressure adjusting cover (6) are made of aluminum alloy.