CN220496326U - Chemical production reactor with safety warning structure - Google Patents

Abstract

The utility model discloses a chemical production reactor with a safety warning structure, which comprises a reaction container, wherein an explosion-proof sleeve is sleeved on the reaction container, a plurality of brittle conducting rings which are distributed along the up-down direction and are attached to the side wall of the container and are of an opening structure are arranged on the side wall of the container in a surrounding manner, one end of each brittle conducting ring is connected with a first conducting strip, the other end of each brittle conducting ring is connected with one contact in a contact pair, and the other contacts in all the contact pairs are connected with a second conducting strip. The utility model has the advantages of knowing whether the reactor bulges or not and preventing damage from occurring, and solves the problem that whether the reactor is overloaded or not can not be detected by detecting the overpressure of the reactor by the pressure gauge and the danger is easily caused by water spraying after the reactor is damaged.

Description

Chemical production reactor with safety warning structure

Technical Field

The utility model relates to the technical field of safety of chemical equipment, in particular to a chemical production reactor with a safety warning structure.

Background

The chemical production requires a reactor which is also called a reaction kettle and realizes the heating, evaporating, cooling and low-speed and high-speed mixing functions of the process requirements through the structural design and parameter configuration of a container; materials generally include carbon manganese steel, stainless steel, zirconium, nickel-based alloys and other composite materials. In the mixing process of heating, evaporating and the like, the reaction kettle can generate corresponding expansion deformation due to the rise of the internal temperature, and particularly, the reaction kettle for high-pressure reaction is more likely, but the expansion deformation cannot exceed the bearable range of the reaction kettle, so that the reactor needs to be safely checked in time to know whether the reactor exceeds the bearable range.

In the prior art, a method for safely checking whether the reactor exceeds the bearing range is to install a pressure gauge on the reactor, and check whether the reading of the pressure gauge exceeds the bearable pressure set by the reactor. The pressure gauge is safe to check, the problem that the joint of the pressure gauge is easy to damage is solved, and the surface of the reactor is bulged due to damage and the like in the long-term use process of the reactor, so that the pressure can still be in a set range, and the danger can not be found in time, and the safety is not facilitated; in addition, after the bulge is generated, the safety protection cannot be carried out, and the bulge can be broken to endanger the life and property safety.

Disclosure of Invention

The utility model aims to provide a chemical production reactor with a safety warning structure, which can know whether the reactor bulges or not and prevent damage caused by breakage, and solves the problem that whether the bulge or not and the damage caused by water spraying easily occur in the prior art that whether the reactor is overpressurized or not can not be detected by detecting a pressure gauge.

The technical problems are solved by the following technical scheme: the utility model provides a establish chemical production reactor of safety warning structure, includes the reaction vessel, the reaction vessel includes the container lateral wall of cylinder barrel structure, sealing connection at the container roof of container lateral wall upper end and sealing connection at the container diapire of container lateral wall lower extreme, the cover is equipped with explosion-proof sleeve on the reaction vessel, form along the annular cavity of reaction vessel circumference extension between explosion-proof sleeve and the container lateral wall, the container lateral wall is last to encircle to have along a plurality of brittle conducting rings of upper and lower orientation distribution, and the brittle conducting ring laminating is on the container lateral wall, and the brittle conducting ring is the split ring, and the one end of brittle conducting ring links together with first conducting strip, and the other end links together with one contact in contact pair, and another contact in all contact pairs links together with the second conducting strip, and first conducting strip and second conducting strip link together with the both ends of power, and the contact in one brittle conducting ring links together with the contact in contact pair only, and the contact in one contact pair links together with the brittle conducting ring only. When the indicating lamp is used, the two pins of the indicating lamp are connected with the two contacts of the contact pair, if the indicating lamp bulges, the fragile conductive part is broken by the drum, at the moment, the indicating lamp is not lightened, and if the indicating lamp is lightened, the indicating lamp does not bulge. Each contact pair is connected by an indicator light pair, and if the contact pair is not bright, the fragile conducting bar connected with the contact pair is bulged at the position of the easy side wall. The explosion-proof outer cylinder is arranged, and after the bulge is generated, the air blowing amplitude of the bulge can be limited, so that the explosion is prevented. In this case, the dimension of the cavity in the radial direction of the reaction vessel is preferably 15 mm or less.

Preferably, the first conductive strip, the second conductive strip and the contact pairs are all positioned in the cavity, and the explosion-proof sleeve is provided with wire insertion holes aligned in one-to-one correspondence with the contacts of all the contact pairs. The electrical safety is good.

Preferably, the container side wall is surrounded by a plurality of stay ropes distributed along the up-down direction, the stay ropes are in a tensioning state and are attached to the container side wall, the stay ropes are connected with the tension sensors in a one-to-one correspondence manner, two ends of one tension sensor at two ends of one stay rope are connected with the controller, the tension sensor is connected with the controller, the controller is connected with the prompting device, the controller is used for enabling the prompting device to prompt the corresponding position of the tension sensor when the tension of the tension sensor exceeds a set value, the stay ropes and the brittle conducting rings form detection pairs in a one-to-one correspondence manner, and the interval distance between the stay ropes and the brittle conducting rings in the same detection pair is smaller than 5 mm. If a bulge is generated, the corresponding bulged cable is stretched, and the value of the corresponding tension sensor is increased. The tension sensor and the brittle conductive strip are paired in a detection pair mode, and the judgment is carried out through double detection, so that the misjudgment record can be reduced.

Preferably, the upper surface of the container top wall is an upward protruding spherical crown surface, the lower end of the container side wall is provided with a limiting ring extending along the circumferential direction of the container side wall and an external thread locking ring sleeved with the limiting ring, the upper end of the explosion-proof sleeve is provided with a closing-in section, the lower end of the explosion-proof sleeve is provided with an internal thread section, the closing-in section is hung on the container top wall and is in sealing connection with the container top wall through an upper sealing ring, the external thread locking ring is in sealing threaded connection with the internal thread section, the external thread locking ring is abutted to the limiting ring, the external thread locking ring is in sealing connection with the limiting ring through a lower sealing ring, the lower sealing ring is sealed under the clamping action of the external thread locking ring and the limiting ring, and the upper sealing ring is clamped by the closing-in section under the action of a pull explosion-proof sleeve generated during locking of the external thread locking ring and is matched with the container top wall to realize sealing. The sealing connection between the explosion-proof outer cover and the side wall of the container is convenient.

Preferably, the cavity is a sealed cavity, gas is filled in the sealed cavity, the pressure generated by the gas on the explosion-proof sleeve is a pressure value which can be born by the explosion-proof sleeve, and the pressure value which can be born by the reaction container is larger than the pressure value which can be born by the explosion-proof sleeve. The container side wall outside can be pre-pressurized, so that the non-contact type anti-pressure capacity of the anti-explosion outer cylinder is enhanced when no bulge exists.

Preferably, the reaction vessel is provided with a pressure relief pipe, and the pressure relief pipe is provided with a barometer. The existing waterproof detection is assisted, and accuracy is better.

The beneficial effects of the utility model are as follows: whether the kettle body bulges or not can be monitored, so that the safety of the application of the kettle body is improved; the pressure condition in the kettle body can be reliably monitored, and the application reliability of the pressure gauge is ensured; as the external expansion equipment is used, the external expansion equipment can be conveniently and directly refitted on the original reaction kettle of a workshop, and is not only applied to a new reaction kettle, but also has wide application prospect and high feeding benefit.

Drawings

FIG. 1 is a schematic view of the structure of the present utility model with only the explosion proof enclosure in cross section;

fig. 2 is an enlarged schematic view at a in fig. 1.

In the figure: the container side wall 1, the container top wall 2, the container bottom wall 3, the explosion-proof sleeve 4, the cavity 5, the limiting ring 6, the external thread locking ring 7, the closing-in section 8, the internal thread section 9, the upper sealing ring 10, the lower sealing ring 11, the brittle conducting ring 12, the first conducting strip 13, the contact pair 14, one contact 15, the other contact 16, the second conducting strip 17, the inhaul cable 18, the detection pair 19, the pressure relief pipe 20, the barometer 21 and the tension sensor 41.

Detailed Description

The utility model will be further described with reference to the drawings and the specific embodiments.

Referring to fig. 1 and 2, a chemical production reactor with a safety warning structure comprises a reaction vessel. The reaction vessel comprises a vessel side wall 1 of a cylindrical barrel structure, a vessel top wall 2 which is connected with the upper end of the vessel side wall in a sealing way, and a vessel bottom wall 3 which is connected with the lower end of the vessel side wall in a sealing way. The reaction vessel is sleeved with an explosion-proof sleeve 4. An annular cavity 5 extending along the circumferential direction of the reaction vessel is formed between the explosion-proof sleeve and the side wall of the vessel, the cavity is a sealed cavity, gas is filled in the sealed cavity, the pressure generated by the gas on the explosion-proof sleeve is a pressure value which can be born by the explosion-proof sleeve, and the pressure value which can be born by the reaction vessel is larger than the pressure value which can be born by the explosion-proof sleeve.

The concrete sealing connection mode of the explosion-proof sleeve and the side wall of the container is as follows: the upper surface of container roof is bellied spherical crown face that makes progress, the lower extreme of container lateral wall is equipped with spacing ring 6 and the cover that extends along container lateral wall circumference is equipped with external screw thread locking ring 7, explosion-proof sleeve's upper end is equipped with binding off section 8, the lower extreme is equipped with internal screw thread section 9, binding off section hangs on the container roof, binding off section is in the same place with container roof sealing connection through last sealing washer 10, external screw thread locking ring seal thread connection is on the internal screw thread section, external screw thread locking ring butt is in the same place on the spacing ring, through lower sealing washer 11 sealing connection between external screw thread locking ring and the spacing ring, specifically, through rotating external screw thread locking ring with upwards movement, move and can not continue to reciprocate after being in the same place with the spacing ring butt through the lower sealing washer, the effort of explosion-proof urceolus is produced to the time, the lower sealing washer seals under the centre gripping effect of external screw thread locking ring and spacing ring, the lower sealing washer is pressed from both sides tightly by binding off section cooperation container roof under the effect of the locking ring produced when locking of external screw thread locking.

The container side wall is surrounded by a plurality of brittle conducting rings 12 distributed along the up-down direction, the brittle conducting rings are attached to the container side wall, the brittle conducting rings are open rings, one axial end of each brittle conducting ring is connected with a first conducting strip 13, the other axial end of each brittle conducting ring is connected with one contact 15 in a contact pair 14, the other contact 16 in all contact pairs is connected with a second conducting strip 17, the first conducting strip and the second conducting strip are connected with two ends of a power supply, one brittle conducting ring is connected with only one contact of the same contact pair, and the contacts in one contact pair are connected with only one brittle conducting ring. The first conducting strip, the second conducting strip and the contact pairs are all positioned in the cavity, and the explosion-proof sleeve is provided with wire insertion holes aligned in one-to-one correspondence with the contacts of all the contact pairs. When the electric contact plug is used, the indicator lamp is inserted through the plug wire hole and is contacted with the contacts of the contact pair to realize electric conduction. The container is surrounded on the lateral wall and is in the tensioning state and laminating on the container lateral wall with a plurality of stay cables 18 that distribute along upper and lower direction, the stay cable links together with tension sensor 41 in one-to-one correspondence, the both ends of a tension sensor in both ends of a stay cable link together with the controller, the controller links together with suggestion device, the controller is used for making suggestion device suggestion corresponding tension sensor position when tension sensor's pulling force surpassed the setting value, the stay cable constitutes detection pair 19 with fragile conducting ring one-to-one correspondence, namely a fragile conducting ring and a stay cable constitute a detection pair, the interval distance between the stay cable and the fragile conducting ring in same pair of detection pair is less than 5 millimeters.

The method for checking the safety of the chemical production reactor provided with the safety warning structure comprises the following steps: when the value of the prompting device for prompting the tension sensor exceeds the range, the two pins of the indicating lamp are electrically connected with the two contacts of the contact pair connected with the brittle conducting ring in the detection pair where the prompting sensor is connected in one-to-one correspondence, if the indicating lamp is on, the side wall of the container is bulged, and the safety does not meet the requirement.

Claims (6)

1. The utility model provides a establish chemical production reactor of safety warning structure, includes the reaction vessel, its characterized in that, the reaction vessel includes the container lateral wall of cylinder barrel structure, sealing connection at the container roof of container lateral wall upper end and sealing connection at the container diapire of container lateral wall lower extreme, the cover is equipped with explosion-proof sleeve on the reaction vessel, form along the annular cavity that reaction vessel circumference extends between explosion-proof sleeve and the container lateral wall, the ring has a plurality of brittle conducting rings that distribute along upper and lower direction on the container lateral wall, and the brittle conducting ring laminating is on the container lateral wall, and the brittle conducting ring is the split ring, and the one end of brittle conducting ring links together with first conducting strip, and the other end links together with one contact in contact pair, and another contact in all contact pairs links together with the second conducting strip, and first conducting strip and second conducting strip link together with the both ends of power, and the contact in one contact pair links together with the brittle conducting ring only.

2. The chemical production reactor with the safety warning structure according to claim 1, wherein the first conductive strip, the second conductive strip and the contact pairs are all positioned in the cavity, and the explosion-proof sleeve is provided with wire insertion holes aligned in one-to-one correspondence with the contacts of all the contact pairs.

3. The chemical production reactor with the safety warning structure according to claim 1 or 2, wherein a plurality of inhaul cables distributed along the up-down direction are wound on the side wall of the container, the inhaul cables are in a tensioning state and are attached to the side wall of the container, the inhaul cables are connected with the tension sensors in a one-to-one correspondence manner, two ends of one of the inhaul cables are connected with two ends of one of the tension sensors, the tension sensors are connected with the controller, the controller is connected with the prompting device, the controller is used for enabling the prompting device to prompt the corresponding tension sensor position when the tension of the tension sensors exceeds a set value, the inhaul cables and the brittle conductive rings in the same pair of detection pairs form a detection pair in a one-to-one correspondence manner, and the interval distance between the inhaul cables and the brittle conductive rings in the same pair of detection pair is smaller than 5 mm.

4. The chemical production reactor with the safety warning structure according to claim 1 or 2, wherein the upper surface of the top wall of the container is an upward convex spherical crown surface, a limiting ring extending along the circumferential direction of the side wall of the container and an external thread locking ring are sleeved at the lower end of the side wall of the container, a closing-in section is arranged at the upper end of the explosion-proof sleeve, an internal thread section is arranged at the lower end of the explosion-proof sleeve, the closing-in section is hung on the top wall of the container, the closing-in section is in sealing connection with the top wall of the container through an upper sealing ring, the external thread locking ring is in sealing threaded connection with the internal thread section, the external thread locking ring is abutted to the limiting ring, the external thread locking ring is in sealing connection with the limiting ring through a lower sealing ring, the lower sealing ring is sealed under the clamping action of the external thread locking ring and the limiting ring, and the upper sealing ring is clamped by the closing-in section in cooperation with the top wall of the container under the action of a downward-pulling explosion-proof sleeve generated when the external thread locking ring is locked, so that sealing is realized.

5. The chemical production reactor with the safety warning structure according to claim 4, wherein the cavity is a sealed cavity, gas is filled in the sealed cavity, the pressure generated by the gas on the explosion-proof sleeve is a pressure value which can be born by the explosion-proof sleeve, and the pressure value which can be born by the reaction container is larger than the pressure value which can be born by the explosion-proof sleeve.

6. The chemical production reactor with the safety warning structure according to claim 1 or 2, wherein the reaction vessel is provided with a pressure relief pipe, and the pressure relief pipe is provided with a barometer.