CN111871330A - Connecting structure of kettle cover and kettle body - Google Patents
Connecting structure of kettle cover and kettle body Download PDFInfo
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- CN111871330A CN111871330A CN202010805844.9A CN202010805844A CN111871330A CN 111871330 A CN111871330 A CN 111871330A CN 202010805844 A CN202010805844 A CN 202010805844A CN 111871330 A CN111871330 A CN 111871330A
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- kettle
- kettle cover
- sealing
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- baffle ring
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J3/00—Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
- B01J3/04—Pressure vessels, e.g. autoclaves
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J3/00—Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
- B01J3/03—Pressure vessels, or vacuum vessels, having closure members or seals specially adapted therefor
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- Pressure Vessels And Lids Thereof (AREA)
Abstract
The invention relates to a connecting structure of a kettle cover and a kettle body, which comprises a kettle body and a kettle cover, wherein the kettle cover is in a round platform-shaped structure provided with external threads, and an opening of the kettle body is in a horn shape which is matched with the kettle cover and is provided with internal threads; kettle cover below is equipped with the track that is on a parallel with kettle cover and cauldron body axis, is equipped with the railcar on the track, is equipped with the mounting bracket on the railcar, installs the pivot through the bearing on the mounting bracket, and the axis of pivot and the axis coincidence of kettle cover, the cauldron body, the one end and the kettle cover fixed connection of pivot, the other end and the drive pivot pivoted power supply of pivot are connected. The kettle cover and the kettle body can be automatically opened and closed under the driving action of the rotating shaft of the power source, the rail car can freely move back and forth on the rail, time and labor are saved, the connecting structure is not easy to damage, and the stability is high.
Description
Technical Field
The invention relates to the field of pressure kettles, in particular to a connecting structure of a kettle cover and a kettle body, which can enable the kettle cover and the kettle body to be automatically opened and closed, saves time and labor in operation, is not easy to damage and has high stability.
Background
Kettles are frequently used equipment in industrial production processes, and industrial processes with various requirements can be completed by using the kettles, such as: the reaction can be completed under high pressure by adopting the high-pressure reaction kettle, and the foaming kettle can be used for physical foaming of plastic or plastic composite products, rubber and other high polymer materials. The existing kettle mostly adopts a connecting structure of a kettle cover and a kettle body, the kettle cover is arranged on the kettle body, the kettle cover and the kettle body are fixedly connected through a plurality of screws or bolts, and the kettle cover is fixed on the kettle body through the bolts and the bolts, so that the defects of complex operation, time waste and labor waste exist. In order to solve the above technical problems, those skilled in the art have developed an automatic clamp type connection method. For example, chinese patent document CN209631158U discloses a horizontal opening and closing device for a horizontal autoclave, in which a kettle cover can move on a guide rail according to a predetermined track under the supporting action of a bearing wheel, the bearing wheel assembly mainly comprises a support plate, an adjusting nut, a bearing beam, a bearing wheel and a guide rail, and the support height can be adjusted by the adjusting nut; the driving device comprises a main oil cylinder base, a main oil cylinder, a rocker arm, an auxiliary oil cylinder, a locking hook, a clamp and a rotary oil cylinder. The closing action of the kettle cover is divided into three steps: the first step is that the main oil cylinder closes the kettle cover in place through the rocker arm; the second step is that the auxiliary oil cylinder pushes the locking hook, and the locking hook acts on a connecting plate extending outwards from the rocker arm to lock the kettle cover; and thirdly, after the kettle cover is locked in place, the clamp with teeth is pushed by the rotary oil cylinder to rotate for a certain angle to lock the kettle cover and the kettle body. However, the clamping hoop is used for fixing the kettle cover on the kettle body, and the defects that the structure is complex, the clamping hoop is easy to damage and fall off and the like exist.
The kettle cover and the kettle body of the existing kettle are connected by a plurality of screws or bolts, and the kettle cover is complex and not rapid to open and close. The pressure of the pressure kettle has higher requirement on the sealing performance, so that the sealing performance of the kettle is particularly important to be improved.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the connecting structure of the kettle cover and the kettle body, which has the advantages of automatic opening and closing of the kettle cover and the kettle body, time and labor saving in operation, difficult damage of the connecting structure and high stability.
The technical scheme of the invention is as follows:
a connecting structure of a kettle cover and a kettle body comprises the kettle body and the kettle cover, wherein the kettle cover is of a round platform-shaped structure provided with external threads, and an opening of the kettle body is in a horn shape which is matched with the kettle cover and is provided with internal threads; kettle cover below is equipped with the track that is on a parallel with kettle cover and cauldron body axis, is equipped with the railcar on the track, is equipped with the mounting bracket on the railcar, installs the pivot through the bearing on the mounting bracket, and the axis of pivot and the axis coincidence of kettle cover, the cauldron body, the one end and the kettle cover fixed connection of pivot, the other end and the drive pivot pivoted power supply of pivot are connected. Because the rail car can freely slide along the rail, the rotating shaft can rotate clockwise (forward) or anticlockwise (reverse) under the driving of the power source, and when the kettle cover is closed, the rotating shaft can rotate forward and simultaneously slide along the rail to lead the kettle cover to be screwed into the kettle body; when the kettle cover is opened, the rotating shaft is rotated reversely, so that the kettle cover is screwed out of the kettle body, and the kettle cover and the kettle body are quickly and automatically opened and closed.
According to the invention, preferably, a mounting base is arranged below the kettle cover, and the track is arranged on the mounting base.
According to the invention, preferably, the power source is connected with the rotating shaft through a coupler, and the power source is a hydraulic motor, a pneumatic motor or an electric motor.
According to the invention, preferably, the front end part of the kettle body is provided with a proximity switch, and the front end surface of the kettle cover is provided with a detection rod matched with the proximity switch. When the proximity switch detects that the detection rod is axially close to the reaction kettle, a signal is sent to control the power source to stop working, and the kettle cover is prevented from being opened difficultly after excessively entering the kettle body.
According to the invention, preferably, a locking plate is arranged on the front end surface of the kettle cover, a safety locking hole is arranged on the locking plate, and a locking cylinder matched with the safety locking hole is arranged at the position of the front end part of the kettle body, which is opposite to the locking plate; further preferably, the locking cylinder is an air cylinder or an oil cylinder provided with a piston rod. When the piston rod of the cylinder or the oil cylinder extends out, the piston rod is inserted into the safety locking hole, the kettle cover is locked and cannot rotate, the kettle cover is prevented from loosening, and the stability is improved. When the relative pressure between the kettle body and the outside is zero, the piston rod of the air cylinder or the oil cylinder retracts and is separated from the safety locking hole, and the kettle cover can be opened in a rotating mode. Preferably, the locking cylinder is a double-acting air cylinder or a double-acting hydraulic cylinder.
According to the invention, preferably, the inner side wall of the kettle body at the rear side of the opening of the kettle body is cylindrical, the rear side of the kettle cover is provided with a sealing section matched with the inner side wall of the cylindrical kettle body, the rear part of the sealing section is provided with a sealing installation groove with an outer peripheral side and a rear side opening, and a front sealing baffle ring, a rear sealing baffle ring and a high-temperature and high-pressure resistant sealing ring capable of axially sliding are sequentially arranged in the sealing installation groove from front to back; the opposite surfaces of the front sealing baffle ring and the rear sealing baffle ring are mutually matched inclined surfaces.
According to the invention, preferably, the cross sections of the front sealing baffle ring and the rear sealing baffle ring are in a right trapezoid shape, the rear side surface of the front sealing baffle ring and the front side surface of the rear sealing baffle ring are opposite surfaces, and the front side surface and the rear side surface are in mirror surface fit; the front side surface of the front sealing baffle ring is matched with the side surface mirror surface of the sealing installation groove, and the rear side surface of the front sealing baffle ring inclines backwards from outside to inside in the radial direction of the front sealing baffle ring; the front side face of the rear sealing baffle ring inclines forwards from inside to outside in the radial direction of the rear sealing baffle ring, the radial inner side face of the front sealing baffle ring is matched with the bottom surface of the sealing installation groove in a mirror manner, and the radial outer side face of the rear sealing baffle ring is matched with the mirror surface of the kettle body. The front sealing baffle ring and the rear sealing baffle ring can be radially staggered along the inclined opposite surfaces between the front sealing baffle ring and the rear sealing baffle ring under the compression of axial force to generate small deformation, the radial inner side surface of the front sealing baffle ring is tightly pressed and sealed with the bottom surface of the sealing installation groove, and the radial outer side surface of the rear sealing baffle ring is tightly pressed and sealed with the inner wall of the kettle body.
According to the invention, preferably, the cross section of the high-temperature and high-pressure resistant sealing ring is in a C shape, the high-temperature and high-pressure resistant sealing ring is provided with a high-temperature and high-pressure resistant sealing ring groove, a pre-pressing ring is arranged in the high-temperature and high-pressure resistant sealing ring groove, and the pre-pressing ring is an annular spring. The pre-pressing ring provides pre-pressing force for the inner side surface and the outer side surface of the high-temperature and high-pressure resistant sealing ring.
According to the invention, preferably, a rubber O-shaped sealing ring is arranged between the sealing section at the front side of the sealing installation groove and the kettle body. When the kettle is in a vacuum state, the kettle is sealed by an O-shaped sealing ring.
According to the invention, preferably, the pre-pressing ring, the front sealing baffle ring and the rear sealing baffle ring are made of stainless steel materials, the high-temperature and high-pressure resistant sealing ring is made of modified polytetrafluoroethylene, and the rubber O-shaped sealing ring is made of silicon rubber, fluorine rubber or fluoroether rubber.
According to the invention, preferably, the kettle body is further provided with a pressure sensor. Used for detecting the pressure in the kettle body.
According to the invention, the invention also provides a foaming kettle, which adopts the connecting structure of the kettle cover and the kettle body.
When the invention is used, the process of closing the kettle cover is as follows: the drive railcar pastes kettle cover and cauldron body and leans on, and the external screw thread of kettle cover and the interior screw-in fit contact of cauldron body opening part start the power supply forward rotation, make kettle cover screw in cauldron body, and when the kettle cover screw in target in place, after proximity switch detected the measuring rod, the signal control power supply stop work was sent out, and the piston rod of locking jar stretches out and inserts safe locking hole downthehole, locks the kettle cover. The process of opening the kettle cover is as follows: when the pressure sensor detects that the relative pressure in the kettle body relative to the outside is zero, the piston rod of the locking cylinder retracts to be separated from the safe locking hole, the power source is started to rotate reversely, the kettle cover is driven to be screwed out of the kettle body under the action of the threads, and the kettle cover is opened from the kettle body. And in the process of closing and opening the kettle cover, the rail car freely moves back and forth on the rail.
The invention has the following beneficial effects:
1. the kettle cover and the kettle body can be automatically opened and closed under the driving action of the rotating shaft of the power source, the rail car can freely move back and forth on the rail, time and labor are saved, the connecting structure is not easy to damage, and the stability is high.
2. After the kettle cover is closed on the kettle body, when the pressure in the kettle body rises, the pressure in the groove of the high-temperature and high-pressure resistant sealing ring extrudes the high-temperature and high-pressure resistant sealing ring along with the rise of the pressure in the kettle body in the radial direction and the axial direction, so that the outer side surface of the high-temperature and high-pressure resistant sealing ring in the radial direction is tightly attached to the inner surface of the kettle body to form a sealing surface, the inner side surface of the high-temperature and high-pressure resistant sealing ring in the radial direction is tightly attached to the surface of the sealing installation groove on the kettle cover to form a sealing surface, the high-temperature and high-pressure resistant sealing ring extrudes the rear sealing baffle ring forwards in the axial direction, so that axial extrusion force is generated between the rear sealing baffle ring and the front sealing baffle ring, the rear sealing baffle ring and the front sealing baffle ring are staggered in the radial direction along the mutually matched, And after softening under high pressure, the mixture is extruded out along a fit clearance between the kettle cover and the kettle body.
3. According to the invention, as the rear sealing baffle ring and the front sealing baffle ring are in mirror surface fit with the kettle cover and the kettle body, the sealing function is realized under the action of pressure, the higher the pressure in the kettle body is, the tighter the high-temperature and high-pressure resistant sealing ring is attached to the sealing surface of the kettle cover and the kettle body, and the better the sealing effect is. The mirror surface matching is that two surfaces attached to each other are smooth mirror surfaces. The sealing between the kettle cover and the kettle body is not easy to lose efficacy, the sealing effect is good, the sealing part can be repeatedly used, and the use cost is low.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a partially enlarged view of fig. 1 at a.
FIG. 3 is a schematic structural view of the opened state of the cover of the autoclave of the present invention.
Wherein: 1. the power supply, 2, the mounting bracket, 3, the pivot, 4, the kettle cover, 5, the detection pole, 6, proximity switch, 7, the cauldron body, 8, the track, 9, the installation base, 10, the railcar, 11, the lockplate, 12, the locking jar, 13, the seal segment, 14, pressure sensor, 15, cauldron internal side wall, 16, O type sealing washer, 17, preceding sealed fender ring, 18, back sealed fender ring, 19, high temperature and high pressure resistant sealing ring, 20, the precompression ring, 21, high temperature and high pressure resistant sealing ring recess.
Detailed Description
The present invention is further illustrated by, but not limited to, the following specific examples.
Example 1
Like the connection structure of the kettle cover and the kettle body shown in fig. 1, fig. 2, fig. 3, including kettle body 7 and kettle cover 4, kettle cover 4 be the round platform form that is equipped with the external screw thread, big-end-up, little-end-up, the opening part of the tip is the loudspeaker form that is equipped with the internal screw thread with kettle cover 4 matched with before the kettle body 7, kettle cover 4 below is equipped with the track 8 that is on a parallel with kettle cover 4 and kettle body 7 axis, be equipped with railcar 10 on the track 8, be equipped with mounting bracket 2 on railcar 10, pivot 3 is installed through the bearing on mounting bracket 2, the axis and the kettle cover 4 of pivot 3, the axis coincidence of kettle body 7, the one end and the kettle cover 4 fixed connection of pivot 3, the other end and the drive pivot 3 pivoted power supply 1 of pivot 3 are connected.
Example 2
The invention is further improved, as described in example 1, except that:
Example 3
The invention is further improved, as described in example 1, except that:
the inner side wall 15 of the kettle body 7 at the rear side of the horn-shaped opening of the kettle body 7 is cylindrical, the rear side of the circular truncated cone-shaped kettle cover 4 is provided with an annular sealing section 13 matched with the cylindrical kettle body inner side wall 15, the rear part of the sealing section 13 is provided with an annular sealing installation groove with an outer peripheral side and a rear side opening, and an annular front sealing baffle ring 17, an annular rear sealing baffle ring 18 and a high-temperature and high-pressure resistant sealing ring 19 capable of axially sliding are sequentially arranged in the sealing installation groove from front to back; the opposite surfaces of the front sealing baffle ring 17 and the rear sealing baffle ring 18 are mutually matched inclined surfaces.
Example 4
The invention is further improved, as described in example 3, except that:
the cross sections of the front sealing baffle ring 17 and the rear sealing baffle ring 18 are in a right trapezoid shape, the rear side surface of the front sealing baffle ring 17 and the front side surface of the rear sealing baffle ring 18 are inclined edges of which the opposite surfaces are in a right trapezoid shape, and the front side surface and the rear side surface are in mirror surface fit; the front side surface of the front sealing baffle ring 17 is matched with the side surface of the sealing installation groove through a mirror surface, the rear side surface of the front sealing baffle ring 17 is inclined backwards from outside to inside in the radial direction of the front sealing baffle ring 17, the front side surface of the rear sealing baffle ring 18 is inclined forwards from inside to outside in the radial direction of the rear sealing baffle ring 18, the radial inner side surface of the front sealing baffle ring 17 is matched with the bottom surface of the sealing installation groove through a mirror surface, and the radial outer side surface of the rear sealing baffle ring 18 is matched with the mirror surface of the kettle body 7; the front sealing baffle ring 17 and the rear sealing baffle ring 18 can be radially staggered (deformed) along the inclined opposite surfaces between the front sealing baffle ring 17 and the rear sealing baffle ring under the compression of axial force, the radial inner side surface of the front sealing baffle ring 17 is tightly pressed and sealed with the bottom surface of the sealing installation groove, and the radial outer side surface of the rear sealing baffle ring 18 is tightly pressed and sealed with the inner wall of the kettle body 7; can prevent effectively that high temperature resistant high pressure seal ring from softening the back under high temperature, high-pressure condition, being extruded along the fit clearance between the cauldron lid and the cauldron body, it is sealed more reliable.
Example 5
The invention is further improved, as described in example 3, except that:
the cross section of the high-temperature and high-pressure resistant sealing ring 19 is C-shaped, the high-temperature and high-pressure resistant sealing ring 19 is provided with a high-temperature and high-pressure resistant sealing ring groove 21, a pre-pressing ring 20 is arranged in the high-temperature and high-pressure resistant sealing ring groove 21, and the pre-pressing ring 20 is an annular spring tube. The pre-pressing ring 20 provides pre-pressing force for the inner side and the outer side in the radial direction in the groove 21 of the high-temperature and high-pressure resistant sealing ring.
Example 6
The invention is further improved, as described in example 3, except that:
an O-shaped sealing ring 16 made of rubber is arranged between a sealing section 13 at the front side of the sealing installation groove and the kettle body 7; the pre-compression ring 20, the front sealing baffle ring 17 and the rear sealing baffle ring 18 are made of stainless steel materials; the high-temperature and high-pressure resistant sealing ring 19 is made of modified polytetrafluoroethylene; the rubber O-shaped sealing ring 16 is made of silicon rubber, fluorine rubber or fluorine ether rubber.
When the invention is used, the process of closing the kettle cover is as follows: drive railcar 10 pastes kettle cover 4 and cauldron body 7 and leans on, and the external screw thread of kettle cover 4 contacts with the internal screw thread fit of 7 openings of the cauldron body, starts power supply 1 forward rotation, makes kettle cover 4 screw in cauldron body 7, and when kettle cover 4 screw in target in place, proximity switch 6 detects behind the measuring stick 5, and signaling control power supply 1 stop work, and the piston rod of locking jar 12 stretches out and inserts safe locking hole downthehole, locks kettle cover 4. The process of opening the kettle cover is as follows: when the relative pressure in the kettle body 7 relative to the outside is zero, the piston rod of the locking cylinder 12 retracts to be separated from the safe locking hole, the power source 1 is started to rotate reversely, the kettle cover 4 is driven to be screwed out of the kettle body 7 under the action of the threads, and the kettle cover 4 is opened from the kettle body 7. The rail car 10 is free to move back and forth on the rail during the closing and opening of the kettle lid 4.
The kettle cover 4 and the kettle body 7 are automatically opened and closed, the operation is time-saving and labor-saving, the connecting structure is not easy to damage, and the stability is high. After the kettle cover 4 is closed on the kettle body 7, when the pressure in the kettle body 7 rises, the pressure in the groove 21 of the high-temperature and high-pressure resistant sealing ring presses the high-temperature and high-pressure resistant sealing ring 19 in the radial direction and the axial direction along with the rise, so that the outer side surface of the high-temperature and high-pressure resistant sealing ring 19 in the radial direction is tightly attached to the inner surface of the kettle body 7 to form a sealing surface, the inner side surface of the high-temperature and high-pressure resistant sealing ring 19 in the radial direction is tightly attached to the surface of the sealing installation groove on the kettle cover to form a sealing surface, the high-temperature and high-pressure resistant sealing ring 19 presses the rear sealing baffle ring 18 forwards in the axial direction, so that axial extrusion force is generated between the rear sealing baffle ring 18 and the front sealing baffle ring 17, the rear sealing baffle ring 18 and the front sealing baffle ring 17 are radially staggered (slightly deformed) along the mutually matched inclined surfaces under the action, After softening under high pressure, extruding along the fit clearance between the kettle cover 4 and the kettle body 7; because the mirror surface cooperation between back sealed fender ring 18 and preceding sealed fender ring 17 and with kettle cover 4, cauldron body 7, realize sealed function under the pressure effect, the higher high temperature and high pressure resistant sealing ring 19 is inseparabler with the sealed face laminating of kettle cover 4 and cauldron body 7 in cauldron body 7, and sealed effect is better. The mirror surface matching is that two surfaces attached to each other are smooth mirror surfaces. The sealing between the kettle cover 4 and the kettle body 7 is not easy to lose efficacy, the sealing effect is good, the sealing part can be repeatedly used, and the use cost is low.
Claims (10)
1. A connecting structure of a kettle cover and a kettle body is characterized by comprising the kettle body and the kettle cover, wherein the kettle cover is in a round platform-shaped structure provided with external threads, and an opening of the kettle body is in a horn shape which is matched with the kettle cover and is provided with internal threads; kettle cover below is equipped with the track that is on a parallel with kettle cover and cauldron body axis, is equipped with the railcar on the track, is equipped with the mounting bracket on the railcar, installs the pivot through the bearing on the mounting bracket, and the axis of pivot and the axis coincidence of kettle cover, the cauldron body, the one end and the kettle cover fixed connection of pivot, the other end and the drive pivot pivoted power supply of pivot are connected.
2. The kettle cover and kettle body connecting structure of claim 1, wherein the power source is connected with the rotating shaft through a coupler, and the power source is a hydraulic motor, a pneumatic motor or an electric motor.
3. The kettle cover and kettle body connecting structure according to claim 1, wherein a proximity switch is arranged at the front end of the kettle body, and a detection rod matched with the proximity switch is arranged on the front end surface of the kettle cover.
4. The kettle cover and kettle body connecting structure as claimed in claim 1, wherein the front end face of the kettle cover is provided with a locking plate, the locking plate is provided with a safety locking hole, and a locking cylinder matched with the safety locking hole is arranged at the position of the front end part of the kettle body opposite to the locking plate; preferably, the locking cylinder is a cylinder or an oil cylinder provided with a piston rod.
5. The kettle cover and kettle body connecting structure according to claim 1, wherein the inner side wall of the kettle body at the rear side of the opening of the kettle body is cylindrical, the rear side of the kettle cover is provided with a sealing section matched with the inner side wall of the cylindrical kettle body, the rear part of the sealing section is provided with a sealing installation groove with an outer peripheral side and a rear side opening, and a front sealing baffle ring, a rear sealing baffle ring and a high-temperature and high-pressure resistant sealing ring capable of axially sliding are sequentially arranged in the sealing installation groove from front to back; the opposite surfaces of the front sealing baffle ring and the rear sealing baffle ring are mutually matched inclined surfaces.
6. The kettle cover and kettle body connecting structure according to claim 5, wherein the cross sections of the front sealing baffle ring and the rear sealing baffle ring are right trapezoid, the rear side surface of the front sealing baffle ring and the front side surface of the rear sealing baffle ring are opposite surfaces, and the front side surface and the rear side surface are in mirror surface fit; the front side surface of the front sealing baffle ring is matched with the side surface mirror surface of the sealing installation groove, and the rear side surface of the front sealing baffle ring inclines backwards from outside to inside in the radial direction of the front sealing baffle ring; the front side face of the rear sealing baffle ring inclines forwards from inside to outside in the radial direction of the rear sealing baffle ring, the radial inner side face of the front sealing baffle ring is matched with the bottom surface of the sealing installation groove in a mirror manner, and the radial outer side face of the rear sealing baffle ring is matched with the mirror surface of the kettle body.
7. The connecting structure of the kettle cover and the kettle body according to claim 5, wherein the cross section of the high-temperature and high-pressure resistant sealing ring is C-shaped, the high-temperature and high-pressure resistant sealing ring is provided with a high-temperature and high-pressure resistant sealing ring groove, and a pre-pressing ring is arranged in the high-temperature and high-pressure resistant sealing ring groove;
preferably, the pre-compression ring is an annular spring.
8. The kettle cover and kettle body connecting structure according to claim 5, wherein an O-shaped sealing ring made of rubber is arranged between the sealing section at the front side of the sealing installation groove and the kettle body.
9. The kettle cover and kettle body connecting structure according to claim 5, wherein the pre-compression ring, the front sealing baffle ring and the rear sealing baffle ring are made of stainless steel material, the high temperature and high pressure resistant sealing ring is made of modified polytetrafluoroethylene, and the rubber O-shaped sealing ring is made of silicone rubber, fluororubber or fluoroether rubber;
preferably, the kettle body is also provided with a pressure sensor.
10. A foaming reactor, characterized in that the foaming reactor adopts the connecting structure of the reactor cover and the reactor body as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010805844.9A CN111871330A (en) | 2020-08-12 | 2020-08-12 | Connecting structure of kettle cover and kettle body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010805844.9A CN111871330A (en) | 2020-08-12 | 2020-08-12 | Connecting structure of kettle cover and kettle body |
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| Publication Number | Publication Date |
|---|---|
| CN111871330A true CN111871330A (en) | 2020-11-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010805844.9A Pending CN111871330A (en) | 2020-08-12 | 2020-08-12 | Connecting structure of kettle cover and kettle body |
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| CN (1) | CN111871330A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11413592B2 (en) * | 2020-09-10 | 2022-08-16 | Guangzhou Green And Health Biotech Co., Ltd. | Horizontal supercritical fluid foaming autoclave with internal stirring device |
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