CN111947041B

CN111947041B - Centralized pipeline conveying system and conveying method of automatic production line

Info

Publication number: CN111947041B
Application number: CN202010915763.4A
Authority: CN
Inventors: 董林强; 何泽凯; 沈江湧
Original assignee: Zhejiang Keppel Intelligent Equipment Co ltd
Current assignee: Zhejiang Keppel Intelligent Equipment Co ltd
Priority date: 2020-09-03
Filing date: 2020-09-03
Publication date: 2023-07-11
Anticipated expiration: 2040-09-03
Also published as: CN111947041A

Abstract

The invention discloses a centralized pipeline conveying system of an automatic production line and a conveying method thereof, and the centralized pipeline conveying system comprises a valve body, wherein two sides of the valve body are respectively communicated with a conveying main pipe and a conveying branch pipe, each of the conveying main pipe and the conveying branch pipe comprises an inner pipe and an outer pipe sleeved outside the inner pipe, the outer pipes are in multi-section splicing type, and two adjacent sections are fixedly connected through a connecting sleeve. According to the centralized pipeline conveying system and the conveying method of the automatic production line, the sliding sleeve is arranged to match the sliding strips to divide the cavity between the outer pipe and the inner pipe into four, two ends of the cavity are communicated with each other to form a loop, the fan assembly is used for driving air to flow, the humidity detection assembly is matched for detecting the humidity of air flow, when the inner pipe is leaked with liquid, the alarm can be quickly detected, the production loss is effectively reduced, the centralized pipeline conveying system is only applicable to detection of a section of longer pipeline, multiple groups are not required to be arranged at equal intervals, and the equipment cost and the maintenance cost are reduced.

Description

Centralized pipeline conveying system and conveying method of automatic production line

Technical Field

The invention relates to the technical field of pipelines, in particular to a centralized pipeline conveying system of an automatic production line and a conveying method thereof.

Background

The pipeline transportation is a transportation mode for long-distance transportation of liquid and gas materials by using pipelines as transportation means, is a special component of dry line transportation in a unified transportation network and is a special component of dry line transportation in unified transportation network, and sometimes, a pneumatic pipe can also do similar work to transport solid cabins by compressed gas, and cargoes are filled in, so that the pipeline transportation cost of petroleum products is higher than that of water transportation, but still is cheaper than that of railway transportation, and most of pipelines are used by owners of the pipelines for transporting own products.

Some existing automatic production lines use pipeline conveying systems for conveying some gases or liquids, and usually a detecting device is arranged on the pipeline conveying systems to detect parameters such as temperature, humidity or air pressure and water pressure.

The gas conveying pipeline monitoring system disclosed in the chinese patent CN103388747a comprises a plurality of monitoring terminals, control terminals and interaction devices, and can detect the parameters of the gas in pipelines of different areas, but the set of devices cannot detect the leakage problem of the gas, at most, whether the abnormality exists can be generally judged only through the change of the internal air pressure, the problem is also existed in the application to the liquid conveying, and a plurality of groups of detection terminals are arranged on the pipelines, so that the cost of the detection devices is slightly high under the condition of longer pipelines.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a centralized pipeline conveying system and a conveying method thereof for an automatic production line, and solves the problems that the existing detection device for a conveying pipeline is difficult to quickly detect leakage, a plurality of groups of detection terminals are arranged on the pipeline, and the cost of the detection device is slightly high.

In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides an automatic centralized pipeline conveying system of production line, includes the valve body, the both sides of valve body communicate respectively and have transport to be responsible for and carry the branch pipe, transport is responsible for and carries the outer tube that the branch pipe all includes the inner tube and outside cover is established, the outer tube is multistage concatenation formula, through connecting external member fixed connection between the adjacent two sections, the equidistant fixedly connected with sliding sleeve in four sides of outer tube internal surface, the inboard sliding connection of sliding sleeve has the draw runner, and the draw runner towards one side fixedly connected with of inner tube and the adhesive tape of inner tube surface crimping, the surface of outer tube just is located the inboard through-thread connection of sliding sleeve and has the screw, and the one end of screw and the opposite side crimping of draw runner.

The utility model discloses a humidity detection device, including outer tube, sliding sleeve, outer tube, slide bar, fan assembly, air inlet, air outlet and humidity detection assembly, the cavity between outer tube and the inner tube separates into four cavities through the sliding sleeve and the slide bar, the one end fixedly connected with of outer tube surface two sets of fan assembly, two sets of fan assembly's air inlet and two wherein cavities intercommunication, and two sets of fan assembly's gas outlet and two other cavities intercommunication, the both ends fixedly connected with on outer tube surface four humidity detection assemblies respectively with four cavity intercommunication.

The connecting sleeve comprises a sleeve ring sleeved outside the outer pipe, the middle of the inner surface of the sleeve ring is fixedly connected with isolating rings which are in compression joint with the two ends of the inner pipe and the outer pipe, one side of each isolating ring is provided with a gas passing port, and two sides of each isolating ring are fixedly connected with rubber blocks in compression joint with sliding strips between the inner pipe and the outer pipe.

Preferably, four humidity detection components are two by two in a group, and two humidity detection components in a group are respectively located at two ends of two cavities of fan component communication, which are far away from each other, a space is reserved between one end of the sliding strip and the sliding sleeve and the valve body between the air inlet and the air outlet of the fan component, and the surface of the outer tube is located in four cavities, which are all penetrated and clamped with rubber plugs.

Preferably, the inner pipe of the conveying branch pipe is fixedly connected with the shunt pipe through a supporting bar at one end close to the valve body, the shunt pipe is separated from the inner pipe into a left part and a right part through the supporting bar, and the outer surface of the conveying branch pipe is fixedly connected with a plurality of supporting convex blocks which are in crimping connection with the inner surface of the inner pipe at equal intervals.

Preferably, the inner surface of the shunt tube is fixedly connected with a plurality of groups of condensing tubes which are respectively communicated with the two sides of the cavities at the two sides, the condensing tubes at the plurality of groups are communicated through a converging block, and the left side and the right side of the conveying branch tube are respectively and fixedly connected with a water outlet heat preservation tube and a water inlet heat preservation tube which are respectively communicated with the cavities at the two sides of the shunt tube.

Preferably, the top of the conveying main pipe and one end close to the valve body are fixedly connected with a pressure relief buffer assembly, the pressure relief buffer assembly comprises a piston cylinder, a vent hole is formed in the top of the piston cylinder, a piston is connected to the inside of the piston cylinder in a sliding mode, a plastic pressing plate is fixedly connected to the top of the piston, a spring is crimped between the top of the plastic pressing plate and the top of the inner surface of the piston cylinder, and the bottom of the piston cylinder is fixedly connected with a water inlet pipe of which the bottom end extends to the inner part of the inner pipe.

Preferably, the fan assembly comprises an outer barrel, the top of the inner surface of the outer barrel is fixedly connected with a fan, one side of the outer barrel is fixedly communicated with an air inlet channel communicated with the inner cavity of the outer barrel, and the communicating part of the air inlet channel and the outer barrel is positioned above fan blades.

Preferably, the outside of conveying person in charge just is located one side fixedly connected with control assembly of fan subassembly, control assembly includes treater, signal recognition module, timing start module, test unit, wireless signal receiving module and bee calling organ, the output of timing start module and the input electric connection of fan, the treater is respectively with test unit and signal recognition module realization both-way connection, the output of treater and bee calling organ's input electric connection, wireless signal receiving module's output and the input electric connection of treater, humidity detection subassembly includes wireless signal transmitting module, microprocessor, humidity transducer and built-in battery, built-in battery's output respectively with microprocessor and humidity transducer's input electric connection, humidity transducer's output and microprocessor's input electric connection, microprocessor's output and wireless signal transmitting module's input electric connection, wireless signal transmitting module's output and wireless signal receiving module's input wireless connection.

Preferably, the test unit comprises a test trigger module, an analog signal storage module, an analog signal sending module and a test feedback module, wherein the output end of the test trigger module is electrically connected with the input end of the analog signal storage module, and the output end of the analog signal storage module is electrically connected with the input end of the analog signal sending module.

The invention also discloses a conveying method of the centralized pipeline conveying system of the automatic production line, which comprises the following steps:

step one, leakage detection: the control assembly is connected with a power supply and is standby, the control assembly is started at regular time by using the timing starting module, the fans are started to work at the same time, two groups of fan assemblies extract air in two cavities in the outer tube through the air inlet channel and are discharged into the other two cavities through the outer tube, circulation of air flow is realized, when liquid leaks, the air flow can promote the liquid to volatilize and is detected by the humidity sensor of the humidity detection assembly, then the microprocessor sends a feedback signal to the control assembly through the wireless signal transmitting module, the wireless signal receiving module transmits the received signal to the processor, the processor transmits the signal to the signal identifying module to judge which humidity sensor sends out the signal, and then the position of water leakage is determined in which cavity, then the serial number corresponding to the cavity is sent to the control terminal computer, and meanwhile the buzzer is started to give an alarm;

step two, manual detection: when maintenance personnel maintain the valve body before, the valve body is closed firstly, then the rubber plug on each section of outer pipe is pulled out, water leaks out from the rubber plug hole at the leakage position, and then the section of pipeline at the leakage position is cut off for maintenance and replacement;

step three, heat recovery: when the conveyed liquid is high-temperature wastewater generated by processing, the control valve body guides the conveyed liquid into the conveying branch pipe, cold water is poured into the water outlet heat preservation pipe and the water inlet heat preservation pipe, and when the hot water passes through the condensing pipe, heat is transferred into the cold water and is transferred into other equipment needing heat through the water outlet heat preservation pipe and the water inlet heat preservation pipe;

step four, periodically testing: the test unit is started regularly, after the test triggering module is triggered, a plurality of groups of prestored analog signals are sent to the processor through the analog signal sending module, then actions such as signal identification and early warning are carried out, whether faults exist or not is judged, and if faults exist, the faults are overhauled.

Preferably, when leakage occurs in the two cavities corresponding to the same group of fan assemblies, the two corresponding humidity sensors can send out alarm signals, and the alarm signals are received firstly.

Advantageous effects

The invention provides a centralized pipeline conveying system and a conveying method thereof of an automatic production line. Compared with the prior art, the method has the following beneficial effects:

(1) According to the centralized pipeline conveying system and the conveying method of the automatic production line, the conveying main pipe and the conveying branch pipe comprise an inner pipe and an outer pipe sleeved outside the inner pipe, four sides of the inner surface of the outer pipe are fixedly connected with sliding sleeves at equal intervals, the inner sides of the sliding sleeves are connected with sliding strips in a sliding mode, one sides of the sliding strips, which face the inner pipe, are fixedly connected with adhesive tapes which are in compression joint with the surface of the inner pipe, the surface of the outer pipe, which are positioned on the inner sides of the sliding sleeves, are connected with screws through threads, and one ends of the screws are in compression joint with the other sides of the sliding strips; the cavity between outer tube and the inner tube separates into four cavities through sliding sleeve and draw runner, the one end fixedly connected with of outer tube surface two sets of fan subassembly, two sets of fan subassembly's air inlet and wherein two cavities intercommunication, and two sets of fan subassembly's gas outlet and two other cavities intercommunication, the both ends fixedly connected with on outer tube surface four humidity detection subassembly that communicate with four cavities respectively, through the outside at the inner tube of main transport liquid sets up the outer tube, both can realize protection and thermal-insulated effect, still can avoid the interior liquid leakage in the inner tube, play the effect of dual protection, and set up the sliding sleeve and cooperate the draw runner to divide into four with the cavity between outer tube and the inner tube, the intercommunication constitutes the return circuit between cavity both ends two liang, utilize fan subassembly drive air flow, the humidity of cooperation humidity detection subassembly detection air current again, when the inner tube has liquid leakage, can be detected out fast and report to the police dispatch newspaper, effectively reduced production loss, and only be applicable to the detection of a section longer pipeline of two sets up the multiunit, equipment cost and maintenance cost are reduced.

(2) According to the centralized pipeline conveying system and the conveying method of the automatic production line, the outer pipe is in multi-section splicing type, two adjacent sections are fixedly connected through the connecting sleeve, the connecting sleeve comprises the sleeve ring sleeved outside the outer pipe, the middle of the inner surface of the sleeve ring is fixedly connected with the isolating rings which are in compression joint with the two ends of the inner pipe and the outer pipe, the air passing port is formed in one side of the isolating ring, rubber blocks which are in compression joint with the sliding strips are fixedly connected between the inner pipe and the outer pipe on two sides of the isolating ring, rubber plugs are fixedly connected in the four cavities on the surface of the outer pipe in a penetrating manner, the multi-section outer pipe is connected through the connecting sleeve, the cavity on the outer side of the inner pipe can be correspondingly divided into multiple sections by the isolating rings in the connecting sleeve, when water leakage is detected, the position of each section of the rubber plug can be judged to be approximately positioned, and the position of the inner pipe can be quickly positioned during maintenance conveniently, and the working efficiency can be improved.

(3) According to the centralized pipeline conveying system and the conveying method of the automatic production line, the conveying main pipe and the conveying branch pipes are respectively communicated with the two sides of the valve body, one end, close to the valve body, of the inner pipe of the conveying branch pipe is fixedly connected with the split pipe through the support bars, the split pipe is separated from the inner pipe into the left part and the right part through the support bars, the outer surface of the conveying branch pipe is fixedly connected with a plurality of support convex blocks which are in compression joint with the inner surface of the inner pipe at equal intervals, the inner surfaces of the split pipe are fixedly connected with a plurality of groups of condensing pipes which are respectively communicated with the two sides of the cavities of the two sides, the plurality of groups of condensing pipes are communicated through the confluence blocks, the left side and the right side of the conveying branch pipe are respectively and fixedly connected with the water outlet heat preservation pipes and the water inlet heat preservation pipes which are communicated with the cavities of the two sides of the split pipe, if the conveyed liquid is high-temperature waste water generated by processing, the conveyed liquid can be led into the conveying branch pipe, the heat exchange effect can be realized by utilizing the cooperation of the condensing pipes, the split pipe and the water heat preservation pipes and the water inlet heat preservation pipes, the heat recovery can be realized, and other equipment can be heated, energy consumption can be saved, and the three-way valve can be used flexibly and conveniently.

(4) According to the centralized pipeline conveying system and the conveying method of the centralized pipeline conveying system, the pressure relief buffering component is fixedly connected to the top of the conveying main pipe and one end, close to the valve body, of the conveying main pipe, the pressure relief buffering component comprises the piston cylinder, the top of the piston cylinder is provided with the vent hole, the piston is slidably connected to the inside of the piston cylinder, the top of the piston is fixedly connected with the plastic pressing plate, the spring is crimped between the top of the plastic pressing plate and the top of the inner surface of the piston cylinder, the bottom of the piston cylinder is fixedly connected with the water inlet pipe of which the bottom end extends to the inner part of the inner pipe, and the pressure relief buffering component is arranged at the position, close to the valve body, of the pipeline.

Drawings

FIG. 1 is a perspective view of the overall structure of the present invention;

FIG. 2 is a side cross-sectional view of a main conveying pipe according to the present invention;

FIG. 3 is an enlarged view of a portion of the invention at A in FIG. 2;

FIG. 4 is a side view of the connection kit of the present invention;

FIG. 5 is a cross-sectional view of a partial structure of an outer tube of the present invention;

FIG. 6 is a cross-sectional view of a partial structure of a delivery manifold of the present invention;

FIG. 7 is a side cross-sectional view of a pressure relief cushioning assembly of the present invention;

FIG. 8 is a side cross-sectional view of a fan assembly of the present invention;

FIG. 9 is a system schematic block diagram of the present invention;

FIG. 10 is a schematic block diagram of a test unit of the present invention.

In the figure: 1-valve body, 2-delivery main, 21-inner tube, 22-outer tube, 23-connection kit, 231-collar, 232-spacer, 233-gas port, 234-rubber block, 24-sliding sleeve, 25-sliding bar, 26-rubber strip, 27-screw, 28-rubber plug, 3-delivery manifold, 31-supporting bar, 32-shunt tube, 33-supporting bump, 34-condenser tube, 35-bus block, 36-water outlet thermal tube, 37-water inlet thermal tube, 4-fan assembly, 41-outer tube, 42-fan, 43-gas inlet channel, 5-humidity detection assembly, 51-wireless signal transmitting module, 52-microprocessor, 53-humidity sensor, 54-built-in battery, 6-pressure relief buffer assembly, 61-piston cylinder, 62-vent, 63-piston, 64-plastic pressure plate, 65-spring, 66-water inlet tube, 7-control assembly, 71-processor, 72-signal identification module, 73-timing start module, 74-test unit, 741-test trigger module, 742-analog signal storage module, 743-analog signal transmission module, 74744-buzzer signal transmission module, 75-feedback module, 75-wireless signal receiving module, 76-wireless signal receiving module.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides an automatic centralized pipeline conveying system of production line, including valve body 1, the both sides of valve body 1 communicate respectively and have transport to be responsible for 2 and carry branch pipe 3, transport is responsible for 2 and carries branch pipe 3 and all includes the outer tube 22 that inner tube 21 and outside cover were established, outer tube 22 is multistage concatenation formula, pass through connection external member 23 fixed connection between the adjacent two sections, four sides equidistant fixedly connected with sliding sleeve 24 of outer tube 22 internal surface, sliding sleeve 24's inboard sliding connection has slide 25, and slide 25 towards one side fixedly connected with of inner tube 21 with the adhesive tape 26 of inner tube 21 surface crimping, the surface of outer tube 22 just is located slide 24's inboard through-thread connection has screw 27, and screw 27's one end and slide 25's opposite side crimping, utilize screw 27 to compress tightly slide 25, indirectly with adhesive tape 26 pressure at inner tube 21 surface, improve the leakproofness.

The cavity between the outer tube 22 and the inner tube 21 is divided into four cavities by the sliding sleeve 24 and the sliding strip 25, one end of the outer surface of the outer tube 22 is fixedly connected with two groups of fan assemblies 4, the air inlets of the two groups of fan assemblies 4 are communicated with two of the cavities, the air outlets of the two groups of fan assemblies 4 are communicated with the other two cavities, the two ends of the surface of the outer tube 22 are fixedly connected with four humidity detection assemblies 5 which are respectively communicated with the four cavities, through arranging the outer tube 22 outside the inner tube 21 for mainly conveying liquid, the protection and heat preservation effects can be realized, a large amount of liquid in the inner tube 21 is prevented from leaking, the double protection effect is realized, the sliding sleeve 24 is arranged to be matched with the sliding strip 25 to divide the cavities between the outer tube 22 and the inner tube 21 into four, the two ends of the cavities are communicated with each other to form a loop, the fan assemblies 4 are utilized to drive air to flow, and then the humidity detection assemblies 5 are matched to detect the humidity of air flow, when the inner pipe 21 has liquid leakage, the alarm can be quickly detected, the production loss is effectively reduced, the alarm can be applied to the detection of a long pipeline section only by using one set of two detection devices, a plurality of sets of detection devices are not required to be equidistantly arranged, the equipment cost and the maintenance cost are reduced, four humidity detection assemblies 5 are in one set, two humidity detection assemblies 5 are respectively positioned at two ends of the fan assembly 4, which are far away from two cavities communicated with each other, a space is reserved between one end of a sliding strip 25 and a sliding sleeve 24 which are positioned between the air inlet and the air outlet of the fan assembly 4 and the valve body 1, the surface of the outer pipe 22 is positioned in the four cavities, rubber plugs 28 are penetrated and clamped, the outer pipe 22 is connected in a plurality of sections by arranging a connecting sleeve member 23, the outer pipe 21 is correspondingly divided into a plurality of sections by using a separation ring 232 in the outer pipe, when the water leakage condition is detected, the rubber plugs 28 of each section are only required to be pulled out, the water leakage position can be judged to be approximately at which section, so that the quick positioning is convenient to maintain, and the working efficiency can be improved.

The connection sleeve 23 comprises a sleeve ring 231 sleeved outside the outer tube 22, isolation rings 232 which are crimped at two ends of the inner tube 21 and the outer tube 22 are fixedly connected in the middle of the inner surface of the sleeve ring 231, an air passing port 233 is formed in one side of each isolation ring 232, each isolation ring 232 is a flexible rubber ring, and rubber blocks 234 which are crimped with the sliding strips 25 are fixedly connected between the inner tube 21 and the outer tube 22 on two sides of each isolation ring 232.

Referring to fig. 6, a shunt tube 32 is fixedly connected to one end, close to the valve body 1, of the inner tube 21 of the conveying branch tube 3 through a support bar 31, the shunt tube 32 is separated from the inner tube 21 into a left part and a right part through the support bar 31, a plurality of support protrusions 33 are fixedly connected to the outer surface of the conveying branch tube 3 at equal intervals and are in pressure connection with the inner surface of the inner tube 21, a plurality of groups of condensation tubes 34 are fixedly connected to the inner surface of the shunt tube 32 and are respectively communicated with two sides of cavities, the plurality of groups of condensation tubes 34 are respectively communicated through a confluence block 35, the left side and the right side of the conveying branch tube 3 are respectively and fixedly connected with a water outlet heat preservation tube 36 and a water inlet heat preservation tube 37 which are respectively communicated with the cavities at two sides of the shunt tube 32, if the conveyed liquid is high-temperature waste water generated by processing, the conveyed liquid can be led into the conveying branch tube 3, heat exchange effect can be realized by utilizing the cooperation of the condensation tubes 34, the shunt tube 32 and the water outlet heat preservation tube 36 and the water inlet heat preservation tube 37, heat recovery can be realized, and other devices can be heated, energy consumption can be saved, and the valve body is preferably selected, and the valve body is more flexible to use.

Referring to fig. 7, the pressure relief buffer assembly 6 is fixedly connected to the top of the conveying main pipe 2 and one end close to the valve body 1, the pressure relief buffer assembly 6 comprises a piston cylinder 61, a vent hole 62 is formed in the top of the piston cylinder 61, a piston 63 is slidably connected to the inside of the piston cylinder 61, a plastic pressing plate 64 is fixedly connected to the top of the piston 63, a spring 65 is crimped between the top of the plastic pressing plate 64 and the top of the inner surface of the piston cylinder 61, the bottom of the piston cylinder 61 is fixedly connected with a water inlet pipe 66 with the bottom extending to the inside of the inner pipe 21, and the pressure relief buffer assembly 6 is arranged at the position of the pipeline close to the valve body 1.

Referring to fig. 8, the fan assembly 4 includes an outer barrel 41, a fan 42 is fixedly connected to the top of the inner surface of the outer barrel 41, an air inlet 43 is fixedly connected to one side of the outer barrel 41, and the air inlet 43 is connected to the inner cavity of the outer barrel 22, and the connection part between the air inlet 43 and the outer barrel 41 is located above the fan blades of the fan 42.

Referring to fig. 9-10, a control assembly 7 is fixedly connected to the outside of the conveying main pipe 2 and located at one side of the fan assembly 4, the control assembly 7 comprises a processor 71, a signal identification module 72, a timing start module 73, a test unit 74, a wireless signal receiving module 75 and a buzzer 76, the buzzer 76 is an YD1604 piezoelectric lead buzzer, the processor 71 is an ARM9 series processor, the wireless signal receiving module 75 and the wireless signal transmitting module 51 are SI4463S4S-V1 type low-power-consumption small-volume wireless modules, the output end of the timing start module 73 is electrically connected with the input end of the fan 42, the processor 71 is respectively connected with the test unit 74 and the signal identification module 72 in a bidirectional manner, the output end of the processor 71 is electrically connected with the input end of the buzzer 76, the output end of the wireless signal receiving module 75 is electrically connected with the input end of the processor 71, the humidity detection component 5 comprises a wireless signal transmitting module 51, a microprocessor 52, a humidity sensor 53 and a built-in battery 54, wherein the microprocessor 52 is an ARM9 series processor, the humidity sensor 53 is a ZS03 type humidity sensor, the built-in battery 54 can be a button battery or a built-in small-capacity lithium battery, the type is not limited, the output end of the built-in battery 54 is respectively and electrically connected with the input ends of the microprocessor 52 and the humidity sensor 53, the output end of the humidity sensor 53 is electrically connected with the input end of the microprocessor 52, the output end of the microprocessor 52 is electrically connected with the input end of the wireless signal transmitting module 51, the output end of the wireless signal transmitting module 51 is wirelessly connected with the input end of the wireless signal receiving module 75, the test unit 74 comprises a test triggering module 741, an analog signal storage module 742, an analog signal transmitting module 743 and a test feedback module 744, the output end of the test trigger module 741 is electrically connected to the input end of the analog signal storage module 742, and the output end of the analog signal storage module 742 is electrically connected to the input end of the analog signal transmitting module 743.

step one, leakage detection: the control assembly 7 is connected with a power supply and is standby, the control assembly 7 is started at fixed time by utilizing the fixed time starting module 73, the fans 42 are started to work at the same time, two groups of fan assemblies 4 extract air in two cavities in the outer tube 22 through the air inlet channel 43 and discharge the air into the other two cavities through the outer tube 41 to realize circulation of air flow, when liquid leaks, the air flow can promote the liquid to volatilize and is detected by the humidity sensor 53 of the humidity detection assembly 5, then the microprocessor 52 sends a feedback signal to the control assembly 7 through the wireless signal transmitting module 51, the wireless signal receiving module 75 transmits the received signal to the processor 71, the processor 71 transmits the signal to the signal identifying module 72 to judge which humidity sensor 53 sends out, and then determines which cavity the water leakage position is located, then the number corresponding to the cavity is sent to the control terminal computer, and meanwhile the buzzer 76 is started to alarm;

step two, manual detection: when maintenance personnel maintain the valve body 1 before, the rubber plugs 28 on each section of the outer tube 22 are pulled out, water leaks from the rubber plug holes at the leakage positions, and then the section of the pipeline at the leakage positions is cut off for maintenance and replacement;

step three, heat recovery: when the conveyed liquid is high-temperature wastewater generated by processing, the control valve body 1 guides the conveyed liquid into the conveying branch pipe 3, cold water is poured into the water outlet heat preservation pipe 36 and the water inlet heat preservation pipe 37, and when the hot water passes through the condensation pipe 34, heat is transferred into the cold water, and the hot water is transferred into other equipment needing heat through the water outlet heat preservation pipe 36 and the water inlet heat preservation pipe 37;

step four, periodically testing: after the test unit 74 is periodically started and the test trigger module 741 is triggered, a plurality of groups of pre-stored analog signals are sent to the processor 71 through the analog signal sending module 743, then actions such as signal identification, early warning and the like are carried out, whether faults exist or not is judged, and if faults exist, the faults are overhauled.

Preferably, when leakage occurs in the two cavities corresponding to the same fan assembly 4, the two corresponding humidity sensors 53 will send out alarm signals, which are received first.

And all that is not described in detail in this specification is well known to those skilled in the art.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automatic centralized pipeline conveying system of production line, includes valve body (1), the both sides of valve body (1) communicate respectively and have transport to be responsible for (2) and carry branch pipe (3), its characterized in that: the conveying main pipe (2) and the conveying branch pipe (3) comprise an inner pipe (21) and an outer pipe (22) sleeved outside the inner pipe, the outer pipe (22) is formed by splicing multiple sections, two adjacent sections are fixedly connected through a connecting sleeve (23), four sides of the inner surface of the outer pipe (22) are fixedly connected with sliding sleeves (24) at equal intervals, the inner sides of the sliding sleeves (24) are slidably connected with sliding strips (25), one sides of the sliding strips (25) facing the inner pipe (21) are fixedly connected with adhesive tapes (26) in pressure connection with the surface of the inner pipe (21), the surface of the outer pipe (22) is provided with screws (27) which are positioned on the inner sides of the sliding sleeves (24) in a penetrating threaded connection mode, and one ends of the screws (27) are in pressure connection with the other sides of the sliding strips (25);

the air inlet of the two groups of fan assemblies (4) is communicated with two cavities, the air outlet of the two groups of fan assemblies (4) is communicated with the other two cavities, and four humidity detection assemblies (5) which are respectively communicated with the four cavities are fixedly connected to two ends of the surface of the outer tube (22);

the connecting sleeve (23) comprises a sleeve ring (231) sleeved outside the outer tube (22), a spacer ring (232) which is in compression joint with the inner tube (21) and the two ends of the outer tube (22) is fixedly connected in the middle of the inner surface of the sleeve ring (231), an air passing port (233) is formed in one side of the spacer ring (232), and rubber blocks (234) which are in compression joint with the sliding strips (25) are fixedly connected between the inner tube (21) and the outer tube (22) on two sides of the spacer ring (232);

the four humidity detection assemblies (5) are arranged in pairs, the two humidity detection assemblies (5) of one group are respectively positioned at two ends of the fan assembly (4) where two cavities communicated are far away from each other, a gap is reserved between one end of the sliding strip (25) and one end of the sliding sleeve (24) which are positioned between the air inlet and the air outlet of the fan assembly (4) and the valve body (1), and rubber plugs (28) are arranged on the surface of the outer tube (22) and positioned in the four cavities in a penetrating and clamping manner;

the inner pipe (21) of the conveying branch pipe (3) is internally and one end, close to the valve body (1), of the conveying branch pipe is fixedly connected with a shunt pipe (32) through a supporting bar (31), the shunt pipe (32) is separated into a left part and a right part through the supporting bar (31), the outer surface of the conveying branch pipe (3) is fixedly connected with a plurality of supporting convex blocks (33) which are in crimping connection with the inner surface of the inner pipe (21) at equal intervals, the inner surface of the shunt pipe (32) is fixedly connected with a plurality of groups of condensing pipes (34) which are respectively communicated with two sides of cavities on two sides, the groups of condensing pipes (34) are communicated through a confluence block (35), and the left side and the right side of the conveying branch pipe (3) are respectively and fixedly connected with a water outlet heat preservation pipe (36) and a water inlet heat preservation pipe (37) which are respectively communicated with the cavities on two sides of the shunt pipe (32);

the top of conveying is responsible for (2) and is close to one end fixedly connected with pressure release buffer assembly (6) of valve body (1), pressure release buffer assembly (6) are including piston cylinder (61), and air vent (62) have been seted up at the top of piston cylinder (61), the inside sliding connection of piston cylinder (61) has piston (63), the top fixedly connected with plastic clamp plate (64) of piston (63), and the crimping has spring (65) between the top of plastic clamp plate (64) and the top of piston cylinder (61) internal surface, the bottom fixedly connected with bottom of piston cylinder (61) extends to inside inlet tube (66) of inner tube (21).

2. The centralized piping system of an automated manufacturing line of claim 1, wherein: the fan assembly (4) comprises an outer barrel (41), a fan (42) is fixedly connected to the top of the inner surface of the outer barrel (41), an air inlet channel (43) with an air inlet communicated with the inner cavity of the outer barrel (22) is fixedly communicated with one side of the outer barrel (41), and the communicating position of the air inlet channel (43) and the outer barrel (41) is located above the fan blades of the fan (42).

3. The centralized piping system of an automated manufacturing line of claim 2, wherein: the utility model provides a fan assembly, including fan assembly (4) and fan assembly, the outside of conveying main pipe (2) and be located one side fixedly connected with control assembly (7), control assembly (7) include treater (71), signal identification module (72), timing start module (73), test unit (74), wireless signal receiving module (75) and buzzer (76), the output of timing start module (73) is connected with the input of fan (42) electricity respectively, treater (71) are connected with test unit (74) and signal identification module (72) realization both directions respectively, the output of treater (71) is connected with the input of buzzer (76) electricity, the output of wireless signal receiving module (75) is connected with the input of treater (71) electricity, humidity detection module (5) include wireless signal transmitting module (51), microprocessor (52), humidity transducer (53) and built-in battery (54), the output of built-in battery (54) is connected with the input of microprocessor (52) and humidity transducer (53) electricity respectively, the output of humidity transducer (53) is connected with the input of microprocessor (52) electricity, the output end of the wireless signal transmitting module (51) is in wireless connection with the input end of the wireless signal receiving module (75).

4. A centralized piping system in an automated manufacturing line as claimed in claim 3, wherein: the test unit (74) comprises a test trigger module (741), an analog signal storage module (742), an analog signal sending module (743) and a test feedback module (744), wherein the output end of the test trigger module (741) is electrically connected with the input end of the analog signal storage module (742), and the output end of the analog signal storage module (742) is electrically connected with the input end of the analog signal sending module (743).

5. A method of transporting a centralized piping system of an automated production line according to claim 4, wherein: the method specifically comprises the following steps:

step one, leakage detection: the control assembly (7) is connected with a power supply and is standby, the control assembly (7) is started at fixed time by the fixed time starting module (73), the fans (42) are started to work at the same time, two groups of fan assemblies (4) extract air in two cavities in the outer tube (22) through the air inlet channel (43) and exhaust the air into the other two cavities through the outer tube (41), circulation of air flow is achieved, when liquid leaks, the air flow can promote the liquid to volatilize and is detected by the humidity sensor (53) of the humidity detection assembly (5), then the microprocessor (52) sends a feedback signal to the control assembly (7) through the wireless signal transmitting module (51), the wireless signal receiving module (75) transmits the received signal to the processor (71), the processor (71) transmits the signal to the signal identifying module (72) to judge which humidity sensor (53) sends out the signal, and further determines which cavity the water leakage position is located, then the number corresponding to the cavity is sent to the control terminal computer, and meanwhile the buzzer (76) is started to give an alarm;

step two, manual detection: when maintenance personnel maintain the valve body (1) before, then pull out the rubber plug (28) on each section of outer tube (22), water leaks out of the rubber plug hole at the leakage position, and then the section of the pipeline at the leakage position is cut off for maintenance and replacement;

step three, heat recovery: when the conveyed liquid is high-temperature wastewater generated by processing, the valve body (1) is controlled to guide the conveyed liquid into the conveying branch pipe (3), cold water is poured into the water outlet heat preservation pipe (36) and the water inlet heat preservation pipe (37), and when the hot water passes through the condensing pipe (34), heat is transferred into the cold water, and the cold water is transferred into other equipment needing heat through the water outlet heat preservation pipe (36) and the water inlet heat preservation pipe (37);

step four, periodically testing: after the test trigger module (741) is triggered, a plurality of groups of prestored analog signals are sent to the processor (71) through the analog signal sending module (743), then signal identification and early warning actions are carried out, whether faults exist or not is judged, and if faults exist, the faults are overhauled.

6. The conveying method according to claim 5, wherein: when leakage occurs in the two corresponding cavities of the same group of fan assemblies (4), the corresponding two humidity sensors (53) can send out alarm signals, and the alarm signals are received firstly.