CN114056790B - Interlocking device for chemical tank - Google Patents
Interlocking device for chemical tank Download PDFInfo
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- CN114056790B CN114056790B CN202111369704.2A CN202111369704A CN114056790B CN 114056790 B CN114056790 B CN 114056790B CN 202111369704 A CN202111369704 A CN 202111369704A CN 114056790 B CN114056790 B CN 114056790B
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- movable plunger
- cavity
- rod mechanism
- sliding cavity
- module
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/48—Arrangements of indicating or measuring devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/54—Gates or closures
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/54—Gates or closures
- B65D90/66—Operating devices therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D2590/00—Component parts, details or accessories for large containers
- B65D2590/54—Gates or closures
- B65D2590/66—Operating devices therefor
- B65D2590/666—Locking devices, e.g. for maintaining an open or position
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D2590/00—Component parts, details or accessories for large containers
- B65D2590/54—Gates or closures
- B65D2590/66—Operating devices therefor
- B65D2590/668—Controlling devices
Abstract
The invention discloses an interlocking device for a chemical tank, which relates to the technical field of chemical equipment and comprises a door cover structure arranged on the chemical tank, wherein the door cover structure is connected with a self-locking module, the self-locking module is connected with a control module, the self-locking module is used for enabling the door cover structure to be self-locked in a normal state, the interlocking device also comprises a detection assembly arranged on the chemical tank, and the detection assembly comprises: a sliding cavity; a movable plunger; an elastic structure; a link mechanism; and a guide bar mechanism; the sliding cavity is divided into an atmospheric pressure cavity and an internal air pressure cavity by the movable plunger, the connecting rod mechanism is used for driving the guide rod mechanism to push out after the movable plunger moves upwards, and the connecting rod mechanism is used for driving the guide rod mechanism to retract after the movable plunger moves downwards; the guide rod mechanism is used for touching the control module after retracting the preset distance, the control module is used for generating a control command after being touched, and the self-locking module is used for unlocking according to the control command. The method and the device have the advantages of high safety and improvement of operation experience.
Description
Technical Field
The invention relates to the technical field of chemical equipment, in particular to an interlocking device for a chemical tank body.
Background
In the chemical industry field, in order to guarantee the normal clear of production operation process to and in order to prevent the emergence of accident, the interlock has extensively been adopted, especially in the chemical industry jar body at present, often can appear because of jar internal pressure is complete the release incompletely, operating personnel just carries out unsafe operating procedure, directly opens jar body door closure, causes the release in the twinkling of an eye of pressure, thereby leads to operating personnel to receive the injury, or causes certain damage to equipment, reduces its life.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides an interlocking device for a chemical tank body.
The utility model provides a chemical industry is interlock for jar body, is including setting up the door closure structure on the chemical industry jar body, door closure structural connection has self-locking module, self-locking module is connected with control module, self-locking module is used for making door closure structure auto-lock under the normality, still including setting up the determine module on the chemical industry jar body, determine module includes: communicating the sliding cavity of the chemical tank body; the movable plunger is arranged in the sliding cavity and can move along the surface of the sliding cavity; the elastic structure is arranged between the top of the movable plunger and the outer end of the sliding cavity; the connecting rod mechanism is arranged at the top of the movable plunger; and a guide rod mechanism arranged at the tail end of the connecting rod mechanism; the sliding cavity is divided into an atmospheric pressure cavity communicated with the outside and an internal atmospheric pressure cavity communicated with the chemical tank body by the movable plunger, the elastic structure is used for applying elasticity to the movable plunger after elastic deformation, the connecting rod mechanism is used for driving the guide rod mechanism to be pushed out after the movable plunger moves up, and the connecting rod mechanism is used for driving the guide rod mechanism to be retracted after the movable plunger moves down; the guide rod mechanism is used for touching the control module after retracting for a preset distance, the control module is used for generating a control command after being touched, and the self-locking module is used for unlocking according to the control command.
Preferably, the guide bar mechanism includes: the guide cavity is arranged at the top of the sliding cavity; and a sliding guide rod arranged in the guide cavity; the sliding guide rod is connected with the connecting rod mechanism through a first revolute pair, and the control module is arranged in the guide cavity. After the connecting rod mechanism moves, the sliding guide rod can slide along the inner part of the guide cavity under the action of the first rotating pair.
Preferably, the control module includes a pressure probe and a control circuit, the pressure probe is disposed in the guide cavity, the guide rod mechanism is configured to touch the pressure probe after retracting for a preset distance, the pressure probe is configured to generate a pressure signal after being touched, and the control circuit is configured to generate a control command according to the pressure signal. After the guide rod mechanism touches the pressure probe, the pressure probe generates a pressure signal, and then the control circuit generates a control command according to the pressure signal.
Preferably, the link mechanism includes: the first connecting rod is fixed on the top surface of the movable plunger; the second revolute pair is arranged on the first connecting rod; and a second connecting rod connected with the second revolute pair; wherein, the second connecting rod end is connected with the first rotating pair. When the first connecting rod moves up and down, the second connecting rod can rotate around the second rotating pair and move up and down along with the first connecting rod.
Preferably, the detection assembly further comprises an adjusting structure, the adjusting structure is connected with a limiting part extending into the sliding cavity, and the limiting part is located in the inner air pressure cavity; the limiting part is provided with a pressing sensor, the pressing sensor is connected with the control module, the pressing sensor is used for generating a pressing signal after the limiting part contacts the movable plunger, and the control module is used for generating a control command according to the pressing signal; the adjusting structure is used for adjusting the height of the limiting part within a preset range. The limiting part can limit the farthest displacement position of the movable plunger in the downward moving process, namely, an operator can freely set the lowest air pressure threshold value in the chemical tank body, when the lowest air pressure threshold value needs to be increased, the displacement distance of the movable plunger can be reduced by only adjusting the limiting part upwards, the self-locking structure can be unlocked by releasing less pressure on behalf of the air pressure in the chemical tank body, further, when the lowest air pressure threshold value needs to be decreased, the displacement distance of the movable plunger can be increased by only adjusting the limiting part downwards, and the self-locking structure can be unlocked by releasing more pressure on behalf of the air pressure in the chemical tank body; to sum up, adjust structure and spacing portion through the setting, improved interlock's practicality greatly, can freely set for the unblock mode of self-locking module according to the demand of uncapping of different chemical industry jar bodies to further improve operation experience.
Preferably, the adjustment structure comprises: the rotary gear is clamped outside the sliding cavity; the thread lifting part is arranged in the center of the rotary gear and penetrates into the sliding cavity; and a connecting part which is connected with the thread lifting part and extends into the sliding cavity; wherein, slewing gear is used for adjusting after rotating screw thread lift portion height, screw thread lift portion is used for driving connecting portion to remove, connecting portion end connection spacing portion. The rotary gear is connected with a driving structure, and under the driving of the driving structure, the rotary gear rotates on the sliding cavity, so that the connecting part is lifted and adjusted through a thread lifting part at the center of the rotary gear, the limiting part moves along with the connecting part, and the height of the whole connecting part is adjusted.
Preferably, the thread lifting part includes: an internal thread channel arranged in the center of the rotary gear; the placing channel is arranged on the top surface of the sliding cavity and communicated with the threaded channel; the wire rod part is locked with the internal thread channel and extends into the placing channel; wherein, the wire rod part is connected with the connecting part into a whole in the placing channel. The placing channel is mainly used for placing the screw rod part with the external thread, and the outer diameter size of the placing channel is larger than that of the internal thread channel.
Preferably, a sealing channel is arranged between the placing channel and the inside of the sliding cavity, and the connecting part is arranged in the sealing channel in a penetrating mode. The sealing channel can be internally provided with a sealing rubber ring, so that the sealing performance is improved, and the high-pressure leakage in the chemical tank body is prevented.
Preferably, the pressing sensor is connected with a reminding module, and the reminding module is used for sending out a reminder according to the pressing signal. Through setting up the warning module, can send the warning that lets operating personnel observe to further improve operation experience.
Preferably, the reminding module comprises a warning light unit and a loudspeaker unit. The warning light unit and the loudspeaker unit can realize acousto-optic reminding.
The invention has the beneficial effects that:
in the whole interlocking device, when high pressure is provided in the chemical tank body, namely the air pressure of the internal air pressure cavity at the bottom of the movable plunger is greater than the air pressure of the atmospheric pressure cavity at the top of the chemical tank body, the movable plunger is pushed outwards by the internal air pressure cavity, so that the movable plunger moves upwards to drive the connecting rod mechanism to move, the guide rod mechanism is pushed out, an operator can directly observe the pushed guide rod mechanism outside the chemical tank body, the alertness is aroused, the operation experience is effectively improved, more importantly, the self-locking module can self-lock the door cover structure in a normal state, and under the condition, the door cover structure cannot be opened even if the operator wants to open the door cover structure, so that the safety is greatly improved; further, after the internal pressure of the chemical tank is released, that is, the air pressure of the internal air pressure cavity at the bottom of the movable plunger is smaller than the air pressure of the atmospheric pressure cavity at the top, the movable plunger can be caused to receive the inward thrust of the atmospheric pressure cavity, so that the movable plunger moves down, the connecting rod mechanism is driven to move, the guide rod mechanism is retracted, at the moment, an operator can directly observe the position of the guide rod mechanism outside the external wall of the chemical tank, the internal air pressure of the chemical tank is known, meanwhile, the whole guide rod mechanism can be directly pulled back and forth by hands, whether danger can occur when the door cover structure is opened is further judged, more importantly, the control module is arranged at a preset position, when the internal pressure of the chemical tank is reduced to a certain degree, the control module can touch the guide rod mechanism, the self-locking of the door cover structure is released, finally, the operator can safely and smoothly open the door cover structure, the safety is further ensured, and the service life of the door cover structure is prolonged.
Drawings
In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
FIG. 1 is a perspective view of the structure in one state of the invention;
FIG. 2 is a perspective view of the present invention in another state;
FIG. 3 is a schematic view of a connection of the components of the present invention;
FIG. 4 is a schematic diagram of a reminder module according to the present invention.
Reference numerals:
1-a chemical tank body, 2-a door cover structure, 3-a self-locking module, 4-a control module, 41-a pressure probe, 42-a control circuit, 5-a detection assembly, 51-a sliding cavity, 511-an internal pressure cavity, 512-an atmospheric pressure cavity, 52-a movable plunger, 53-an elastic structure, 54-a link mechanism, 541-a first link, 542-a second revolute pair, 543-a second link, 55-a guide rod mechanism, 551-a guide cavity, 552-a sliding guide rod, 553-a first revolute pair, 56-an adjusting structure, 561-a rotary gear, 562-a thread lifting part, 5621-an internal thread channel, 5622-a placing channel, 5623-a wire rod part, 563-a connecting part, 564-a sealing channel, 57-a limiting part, 571-a pressing sensor, 6-a reminding module, 61-a warning lamp unit and 62-a loudspeaker unit.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "upper", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally arranged when products of the present invention are used, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements indicated must have specific orientations, be constructed in specific orientations, and operated, and thus, cannot be construed as limiting the present invention.
As shown in fig. 1 to 3, an interlock for chemical tank body, including setting up door closure structure 2 on chemical tank body 1, door closure structure 2 is connected with from locking module 3, is connected with control module 4 from locking module 3, is used for making door closure structure 2 auto-lock under the normality from locking module 3, still including setting up the determine module 5 on chemical tank body 1, determine module 5 includes: the sliding cavity 51 of the chemical tank body 1 is communicated; a movable plunger 52 disposed inside the slide chamber 51 and capable of moving along the surface of the slide chamber 51; an elastic structure 53 arranged between the top of the movable plunger 52 and the outer end of the sliding cavity 51; a link mechanism 54 provided on the top of the movable plunger 52; and a guide rod mechanism 55 provided at the tip of the link mechanism 54; the sliding cavity 51 is divided into an atmospheric pressure cavity 512 communicated with the outside and an internal air pressure cavity 511 communicated with the chemical tank 1 by the movable plunger 52, the elastic structure 53 is used for applying elasticity to the movable plunger 52 after elastic deformation, the link mechanism 54 is used for driving the guide rod mechanism 55 to be pushed out after the movable plunger 52 moves upwards, and the link mechanism 54 is used for driving the guide rod mechanism 55 to be retracted after the movable plunger 52 moves downwards; the guide rod mechanism 55 is used for touching the control module 4 after retracting the preset distance, the control module 4 is used for generating a control command after being touched, and the self-locking module 3 is used for unlocking self-locking according to the control command.
In this embodiment, it should be noted that, in the entire interlocking device, when the internal portion of the chemical tank 1 has high pressure, that is, the air pressure of the internal air pressure chamber 511 at the bottom of the movable plunger 52 is greater than the air pressure of the atmospheric pressure chamber 512 at the top, the movable plunger 52 is pushed outward by the internal air pressure chamber 511, so that the movable plunger 52 moves upward to drive the link mechanism 54 to move, so that the link mechanism 55 is pushed out, and an operator can directly observe the pushed-out link mechanism 55 outside the chemical tank 1, so as to cause alertness and effectively improve operation experience, more importantly, the self-locking module 3 can self-lock the door cover structure 2 in a normal state, and in this case, the operator cannot open the door cover structure 2 immediately when thinking of opening the door cover structure, so that safety is greatly improved; further, when the internal pressure of the chemical tank 1 is released, that is, the air pressure of the internal air pressure chamber 511 at the bottom of the movable plunger 52 is smaller than the air pressure of the atmospheric pressure chamber 512 at the top, which may cause the movable plunger 52 to receive the inward thrust of the atmospheric pressure chamber 512, thereby moving the movable plunger 52 downward, driving the link mechanism 54 to move, and retracting the guide rod mechanism 55, at this time, an operator may also directly observe the position of the guide rod mechanism 55 outside the outer wall of the chemical tank 1, thereby knowing the internal air pressure of the chemical tank 1, and meanwhile, directly pulling the whole guide rod mechanism 55 back and forth with a hand, further determining whether the door cover structure 2 is dangerous when being opened, more importantly, by setting the control module 4 at the preset position, when the internal pressure of the chemical tank 1 is reduced to a certain degree, the control module 4 may touch the guide rod mechanism 55, thereby unlocking the door cover structure 2, finally, allowing the operator to safely and smoothly open the door cover structure 2, further ensuring the safety, and also prolonging the service life of the door cover structure 2.
Specifically, the guide bar mechanism 55 includes: a guide cavity 551 arranged at the top of the sliding cavity 51; and a sliding guide 552 disposed inside the guide cavity 551; the slide guide 552 is connected to the link mechanism 54 via a first rotary pair 553, and the control module 4 is disposed in the guide cavity 551.
In the present embodiment, after the link mechanism 54 moves, the slide guide 552 slides along the inside of the guide cavity 551 by the first rotating pair 553.
Specifically, the control module 4 includes a pressure probe 41 and a control circuit 42, the pressure probe 41 is disposed in the guide cavity 551, the guide rod mechanism 55 is configured to touch the pressure probe 41 after retracting for a preset distance, the pressure probe 41 is configured to generate a pressure signal after being touched, and the control circuit 42 is configured to generate a control command according to the pressure signal.
In the present embodiment, after the guide rod mechanism 55 touches the pressure probe 41, the pressure probe 41 generates a pressure signal, and the control circuit 42 generates a control command based on the pressure signal.
Specifically, the link mechanism 54 includes: a first link 541 fixed to a top surface of the movable plunger 52; a second revolute pair 542 provided on the first link 541; and a second link 543 connecting the second revolute pair 542; the end of the second link 543 is connected to the first rotary pair 553.
In the present embodiment, the first link 541 moves up and down, and the second link 543 rotates around the second revolute pair 542 and moves up and down following the first link 541.
Specifically, the detection assembly 5 further includes an adjusting structure 56, the adjusting structure 56 is connected with a limiting portion 57 extending into the sliding cavity 51, and the limiting portion 57 is located in the inner air pressure cavity 511; the limit part 57 is provided with a pressing sensor 571, the pressing sensor 571 is connected with the control module 4, the pressing sensor 571 is used for generating a pressing signal after the limit part 57 contacts the movable plunger 52, and the control module 4 is used for generating a control command according to the pressing signal; the adjusting structure 56 is used for adjusting the height of the limiting part 57 within a preset range.
In this embodiment, it should be noted that the limiting portion 57 can limit the farthest displacement position of the movable plunger 52 in the downward movement process, that is, the operator can freely set the lowest threshold of the air pressure inside the chemical tank 1, when the lowest threshold needs to be adjusted upward, the displacement distance of the movable plunger 52 can be reduced by only adjusting the limiting portion 57 on the structure 56, which means that less pressure is released by the air pressure inside the chemical tank 1, and the self-locking structure can be unlocked, further, when the lowest threshold needs to be adjusted downward, the displacement distance of the movable plunger 52 can be increased by only adjusting the limiting portion 57 downward by the structure 56, which means that more pressure is released by the air pressure inside the chemical tank 1, and then the self-locking structure is unlocked; to sum up, adjust structure 56 and spacing portion 57 through the setting, improved interlock's practicality greatly, can freely set for the unblock mode of self-locking module 3 according to the demand of uncapping of different chemical industry jar bodies 1 to further improve operation experience.
Specifically, the adjustment structure 56 includes: a rotary gear 561 engaged with the outside of the sliding chamber 51; a screw elevating portion 562 provided at the center of the rotary gear 561 and penetrating into the sliding chamber 51; and a connection portion 563 connecting the thread elevating portion 562 and extending into the inside of the sliding chamber 51; wherein, slewing gear 561 is used for adjusting screw lift portion 562 height after rotating, and screw lift portion 562 is used for driving connecting portion 563 to remove, and connecting portion 563 end connection spacing portion 57.
In the present embodiment, the rotating gear 561 is connected to a driving structure, and the rotating gear 561 is driven by the driving structure to rotate on the sliding cavity 51, so that the connecting portion 563 is adjusted to be lifted by the thread lifting portion 562 at the center thereof, and the limiting portion 57 moves along with the connecting portion 563, thereby adjusting the height of the whole connecting portion 563.
Specifically, the thread elevating portion 562 includes: an internal thread passage 5621 provided in the center of the rotary gear 561; a placing channel 5622 which is arranged on the top surface of the sliding cavity 51 and communicated with the thread channel; a screw portion 5623 locked with the female screw passage 5621 and extending into the placement passage 5622; wherein, the screw part 5623 is integrally connected with the connecting part 563 in the placing channel 5622.
In the present embodiment, the placing passage 5622 is mainly used for placing the screw portion 5623 having the male screw, and the outer diameter of the placing passage 5622 is larger than that of the female screw passage 5621.
Specifically, a sealing passage 564 is provided between the placing passage 5622 and the inside of the sliding cavity 51, and the connecting portion 563 is inserted into the sealing passage 564.
In this embodiment, it should be noted that a sealing rubber ring can be disposed inside the sealing passage 564 to improve the sealing performance and prevent high-pressure leakage inside the chemical tank 1.
Specifically, the pressing sensor 571 is connected to a reminding module 6, and the reminding module 6 is configured to send out a reminder according to the pressing signal.
In this embodiment, it should be noted that, by providing the reminding module 6, a reminder to be observed by an operator can be issued, thereby further improving the operation experience.
As shown in fig. 4, specifically, the reminder module 6 includes a warning light unit 61 and a speaker unit 62.
In the present embodiment, the warning light unit 61 and the speaker unit 62 can realize sound and light warning.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.
Claims (9)
1. The utility model provides a chemical industry is interlock for jar body, is including setting up the door closure structure on the chemical industry jar body, a serial communication port, the door closure structural connection has self-locking module, self-locking module is connected with control module, self-locking module is used for making door closure structure auto-lock under the normality, still including setting up the determine module on the chemical industry jar body, determine module includes:
connecting the sliding cavity of the chemical tank body;
the movable plunger is arranged in the sliding cavity and can move along the surface of the sliding cavity;
the elastic structure is arranged between the top of the movable plunger and the outer end of the sliding cavity;
the connecting rod mechanism is arranged at the top of the movable plunger; and
the guide rod mechanism is arranged at the tail end of the connecting rod mechanism; wherein the content of the first and second substances,
the movable plunger divides the sliding cavity into an atmospheric pressure cavity communicated with the outside and an internal atmospheric pressure cavity communicated with the chemical tank body, the elastic structure is used for applying elasticity to the movable plunger after elastic deformation, the link mechanism is used for driving the guide rod mechanism to push out after the movable plunger moves up, and the link mechanism is used for driving the guide rod mechanism to retract after the movable plunger moves down;
the guide rod mechanism is used for touching the control module after retracting a preset distance, the control module is used for generating a control command after being touched, and the self-locking module is used for unlocking according to the control command;
the detection assembly further comprises an adjusting structure, the adjusting structure is connected with a limiting part extending into the sliding cavity, and the limiting part is positioned in the inner air pressure cavity; the limiting part is provided with a pressing sensor, the pressing sensor is connected with the control module, the pressing sensor is used for generating a pressing signal after the limiting part contacts the movable plunger, and the control module is used for generating a control command according to the pressing signal; the adjusting structure is used for adjusting the height of the limiting part within a preset range.
2. The interlocking device for the chemical tank body according to claim 1, wherein the guide rod mechanism comprises:
the guide cavity is arranged at the top of the sliding cavity; and
the sliding guide rod is arranged in the guide cavity; wherein the content of the first and second substances,
the sliding guide rod is connected with the connecting rod mechanism through a first revolute pair, and the control module is arranged in the guide cavity.
3. The interlocking device for the chemical engineering tank body as claimed in claim 2, wherein the control module comprises a pressure probe and a control circuit, the pressure probe is arranged in the guide cavity, the guide rod mechanism is used for touching the pressure probe after being retracted by a preset distance, the pressure probe is used for generating a pressure signal after being touched, and the control circuit is used for generating a control command according to the pressure signal.
4. The interlocking device for the chemical tank according to claim 3, wherein the link mechanism comprises:
the first connecting rod is fixed on the top surface of the movable plunger;
the second revolute pair is arranged on the first connecting rod; and
the second connecting rod is connected with the second revolute pair; wherein the content of the first and second substances,
the tail end of the second connecting rod is connected with the first rotating pair.
5. The interlocking device for chemical engineering tanks, according to claim 1, characterized in that the adjusting structure comprises:
the rotary gear is clamped outside the sliding cavity;
the thread lifting part is arranged in the center of the rotary gear and penetrates into the sliding cavity; and
the connecting part is connected with the thread lifting part and extends into the sliding cavity; wherein, the first and the second end of the pipe are connected with each other,
the rotary gear is used for adjusting the height of the thread lifting portion after rotation, the thread lifting portion is used for driving the connecting portion to move, and the end portion of the connecting portion is connected with the limiting portion.
6. The interlocking device for chemical engineering tanks, according to claim 5, characterized in that the thread lifting part comprises:
an internal thread channel arranged in the center of the rotary gear;
the placing channel is arranged on the top surface of the sliding cavity and communicated with the threaded channel;
a stem portion which is locked with the internal thread passage and extends into the placing passage; wherein, the first and the second end of the pipe are connected with each other,
the wire rod part is connected with the connecting part into a whole in the placing channel.
7. The interlocking device for the chemical tank body according to claim 6, wherein a sealing channel is arranged between the placing channel and the inside of the sliding cavity, and the connecting part is arranged in the sealing channel in a penetrating manner.
8. The interlocking device for the chemical engineering tank body according to any one of claims 5 to 7, wherein the pressing sensor is connected with a reminding module, and the reminding module is used for sending a reminding according to the pressing signal.
9. The interlocking device for the chemical tank body according to claim 8, wherein the reminding module comprises a warning light unit and a loudspeaker unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111369704.2A CN114056790B (en) | 2021-11-18 | 2021-11-18 | Interlocking device for chemical tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111369704.2A CN114056790B (en) | 2021-11-18 | 2021-11-18 | Interlocking device for chemical tank |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114056790A CN114056790A (en) | 2022-02-18 |
| CN114056790B true CN114056790B (en) | 2023-03-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111369704.2A Active CN114056790B (en) | 2021-11-18 | 2021-11-18 | Interlocking device for chemical tank |
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| CN (1) | CN114056790B (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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