39results about How to "Quick on-site installation" patented technology

The invention discloses a container type organic waste gas adsorption purification-catalytic combustion regeneration skid-mounted device as well as a method for treating organic waste gas by applyingthe device. The device mainly comprises the following system modules: an adsorption system, a catalytic combustion temperature control system, a catalytic combustion reaction system, a heat exchange system, a regeneration gas temperature control system, a concentration monitoring system and a PLC control system. The device adopts an intermittent type in-situ desorption regeneration adsorbent, theintermittently discharged low-concentration organic waste is purified through adsorption, and the adsorbent can be regenerated at fixed time through thermal desorption-catalytic combustion, so as to ensure that the organic waste gas can be adsorbed and purified by the adsorbent for a long time effectively, the operation energy consumption is greatly reduced, after heat is utilized reasonably and energy source is saved.

The invention discloses an on-line evaluation system for thermal performance of a modular heat exchanger. The on-line evaluation system comprises an operation module, a heat exchanger module and a control module, wherein the heat exchanger module comprises a heat exchanger to be measured and temperature pressure test modules; a shell side inlet, a shell side outlet, a tube pass inlet and a tube pass outlet of the heat exchanger to be measured are respectively connected with a shell side inlet operation module, a shell side outlet operation module, a tube pass inlet operation module and a tube pass outlet operation module of the operation module through pipelines; a signal output end of each temperature pressure test module is connected with the control module; the control module is connected with the shell side inlet operation module, the shell side outlet operation module, the tube pass inlet operation module and the tube pass outlet operation module of the operation module through the pipelines. The on-line evaluation system for thermal performance of the modular heat exchanger has the advantages that the structure is simple, the implementation, transportation and operation are convenient, and is suitable for on-line evaluation system for thermal performance of various heat exchangers in various working conditions and operating environment.

A method for constructing the assembled load-bearing wall with steel structure includes joining a number of assembled architectural plates to form shaped steel beams or column structure frames, enclosing them with architectural plates, and sealing the gap between them. Said assembled architectural plate is composed of steel sections as frame, the reinforcing bar truss or steel section as reinforcing ribs, foamed cement as core and cement surface rinforced by anti-cracking material. Its advantages are high assembling speed, short construction period and low cost.

The invention discloses a self-compensating concrete integrated strain gauge, which is mainly characterized in that a compensation resistor is provided on the strain gauge, the compensation resistor and the working piece form a half-bridge or full-bridge working mode, and the compensation resistor adopts a high-precision resistor with no stress output Or small grid strain gauges, which can automatically compensate the influence of temperature on the bridge and wires, overcome the difficulty that it is impossible to equip each measuring point with a compensation block and ensure that its temperature and change are consistent; it can also eliminate the influence of wire length on detection sensitivity At the same time, the reinforced fiber insulation base and flexible waterproof sealing material are used to carry out the overall waterproof sealing treatment, which not only ensures the technical requirements of the insulation resistance of the strain gauge, but also has the effect of convenient, fast, accurate and safe on-site installation. .

The invention belongs to the field of tree protection technology, and particularly relates to a street tree lodging-resistant rope-connecting support. The street tree lodging-resistant rope-connecting support is applied to lodging-resistant supporting of multiple trees, and comprises a plurality of diameter-variable fixing sleeves, dual-ring steel wire ropes, adjusting threaded rods and fixing ground anchors. Each diameter-variable fixing sleeve is arranged on a tree in a sleeving mode and is connected with the multiple dual-ring steel wire ropes. When two adjacent trees are connected, the dual-ring steel wire ropes between the two trees are connected through one adjusting threaded rod. When a tree is connected to a foundation, each dual-ring steel wire rope is connected with one fixing ground anchor through one adjusting threaded rod, and the fixing ground anchor is connected with the foundation. The street tree lodging-resistant rope-connecting support is applied to multiple trees, replaces the supporting of a three-foot or four-foot wooden support or steel frame with two-foot steel wires, enables rope connection on the whole to be fixed, saves space and materials, is beautiful, environmentally friendly, stable and firm, and can be installed on site rapidly, simply and conveniently, thereby having a wide development space in the greening construction field.

The invention provides a template climbing falling preventing system. The template climbing falling preventing system comprises a falling preventing device. The falling preventing device comprises a lifting hoisting base and a falling preventing guide wheel base. The front end of the lifting hoisting base is provided with a hoisting frame lead screw. The upper portion of the hoisting frame lead screw is provided with a vertical pull rod. The upper end of the vertical pull rod is sleeved with a first spring. The lower portion of the hoisting frame lead screw is connected with a lifting steel wire rope provided with a falling preventing detacher. The falling preventing guide wheel base is provided with a swinging supporting top, the lower end of the swinging supporting top is connected with the falling preventing guide wheel base through a hinge, and the upper end of the swinging supporting top is provided with a limiting groove connected with a falling preventing and bearing blocking rod in a matched mode. The front edge of the swinging supporting top is provided with a second spring, the back edge of the swinging supporting top is provided with a third spring, the third spring is connected with a first unhooking steel wire rope through the back end of the falling preventing guide wheel base, and the lower end of the first unhooking steel wire rope is connected with the falling preventing detacher. By means of the template climbing falling preventing system and the automatic climbing frame climbing technology, an integral template can automatically ascend and descend along with a climbing frame, the power consumption can be saved, and efficiency can be improved.

The invention discloses an on-line leakage intelligent monitoring system based on multi-parameter monitoring and a monitoring method. The monitoring system includes a front-end leakage detection connecting device installed on a monitored device and a rear leakage monitoring device connected with the front-end leakage detection connecting device, the front-end leakage detection connecting device includes a plurality of leakage detection connecting pipes and a first connecting joint, a plurality of monitoring holes are arranged in the monitored device, each monitoring hole is connected with an inlet of one leakage detection connecting pipe, the rear leakage monitoring device includes a pressure monitoring device, a gas monitoring device, an acid-base value monitoring device, a data acquisition instrument, a master control device and a leakage alarm device, The monitoring method includes steps of monitoring project selection, alarm threshold setting, monitoring setting, and online leakage monitoring. The on-line leakage intelligent monitoring system is reasonable in design, simple in use, operation, and connection, and good in use effect, and can monitor the leakage conditions of the monitored device in real time online, the monitoring manner is flexible, the monitoring result is reliable, and the later query is simple.

The invention relates to a movable multifunctional module thermal desorption system. Equipment of the system is divided into three modules; the module I comprises a thermal desorption rotary kiln 1; the module II comprises a cyclone dust collector 2, a secondary combustion chamber 3, a heat exchanger 4, a spray cooling tower 5, an alkali absorption tower 7, an automatic control system 13 and a steam-water separator 14; the module III comprises a bag type dust collector 6, an activated carbon absorber 8, a biofilter 9, an induced draft fan 10, an exhaust device 11 and a booster fan 12; the equipment of the module I, the module II and the module III are respectively arranged on movable equipment. The system is suitable for four process routes including high-concentration and high-toxicity organic compound contaminated sites, general volatile / semi-volatile organic compound contaminated sites, acidic organic compound contaminated sites and organic sulfide and ammonia-nitrogen organic compound contaminated sites; different process routes and equipment can be accurately and effectively provided according to different organic compound contaminated sites, so that the time for designing a technical route is reduced, and the transportation and onsite loading and unloading are convenient.

The invention relates to the technical field of solar batteries, in particular to a foldable solar sailboard, which is provided with at least two solar battery panels. The solar battery panels are movably connected by a rotary pin shaft, wherein a supporting frame is fixed on the backlight surface of one solar battery panel, and the side edge of the other solar battery panel is provided with a fixed shaft which is parallel to the axis of the rotary pin shaft; and the solar battery panels are unfolded by a supporting beam connected with the supporting frame and the fixed shaft. In the foldablesolar sailboard, a frame structure with light weight is adopted, the whole foldable solar sailboard can be regarded as a standard part to be manufactured, connected and debugged in a factory, and canbe transported by a common container after being folded, therefore the efficiency of transportation is effectively improved, the solar sailboard can be unfolded quickly for installation on site, and the debugging time of the on-site installation is saved.

The invention discloses an integrated domestic wastewater treatment device. The integrated domestic wastewater treatment device comprises a hydrolysis acidification tank, a contact oxidation tank, a secondary sedimentation tank, a biological filtration tank and a quartz sand filtration tank which are connected in sequence, wherein an intermediate water tank is arranged between the biological filtration tank and the quartz sand filtration tank, and the three tanks are closely adjacent to each other in sequence; the filtering materials in the filtration areas of both the biological filtration tank and the quartz sand filtration tank are located below the filtration tanks, and a reversely cleaning device is arranged above the filtration areas. According to the invention, the tank-type biological filtration tank and the tank-type filter are integrated in previous treatment equipment so as to form integrated treatment equipment, as a result, a water flow naturally flows through each functional area from top to bottom, extra lifting pump is needless, valves and connecting pipelines are not required to be arranged in the biologic filtration tank and the filtration area, the consistency and integrity of the equipment are fully ensured, the filed mounting can be quickly performed, besides, embedding is convenient to perform, the occupied area is decreased, the control manner is simplified, the working energy consumption and noise pollution are lowered, and the formation of modularized and mass standard product is facilitated.

The invention provides a wall slab structure. The wall slab structure is fixed on a frame of a wall face and is characterized in that the wall slab structure comprises wall slabs and clamping buckles, the surfaces of the wall slabs are provided with radiation proof materials, and the wall slabs are sequentially fixed on the frame; and each wall slab is divided into an upper slab, a middle slab and a lower slab which are sequentially connected through the clamping buckles from top to bottom.

The invention discloses a movable hanging and hoisting construction method for a steel structure fabricated wallboard. The movable hanging and hoisting construction method comprises the following steps that after a hanging and hoisting device is prefabricated, the hanging and hoisting device and section steel beams are mounted on a construction site, and the hanging and hoisting device and a wing plate of a section steel beam are clamped and fixed through a fixing part and a movable part which are in sliding connection with each other; therefore, the hanging and hoisting device can be quickly connected with the section steel beam, has better adaptability, and can adapt to the section steel beams of different sizes and models. After hoisting of a set of prefabricated wallboards is completed, the hanging and hoisting device is horizontally moved to the next installation position along the section steel beams, and hoisting and installation of new prefabricated wallboards are repeated till installation of the prefabricated wallboards of the whole wall is completed. According to the movable hanging and hoisting construction method for the steel structure fabricated wallboard, therefore, a prefabricated wallboard can be hoisted without a crane in a narrow land parcel, the position of the prefabricated wallboard can be easily positioned according to the position of the hanging and hoisting device, and the construction efficiency of the prefabricated wallboard is improved.

The invention relates to a reinforcing steel taper threaded connection technique. In the construction of bridge engineering, the problems of the connection technique of reinforcing steels and the connection quality always trouble extensive engineering technical personnel. In the conventional construction technique, the method of welding or binding (certain structures cannot be bound) is always adopted. The construction efficiency is low and is affected by the climate greatly, the labor intensity is large, and the quality is very difficult to ensure. The technique consists of the steps of preparatory work, taper thread processing and manufacturing, reinforcing cage manufacturing and reinforcing cage mounting, wherein the step of the reinforcing cage manufacturing comprises the following steps: hanging the bed section of the reinforcing cage into to a hole; temporarily fixing the top end of the reinforcing cage on a protective barrel; cutting off auxiliary supporting bars in the processof putting the reinforcing cage into the hole for repeated reuse; lifting up the second section of the reinforcing cage to butt with the bed section of reinforcing cage; adjusting an arm lever of a crane, and simultaneously rotating the reinforcing cage so that main bars corresponding to the two sections of the reinforcing cages are butted together; and using a torque wrench to screw down sleeves.The technique is applied to bridge constructions.

The invention discloses a method and device for partitioning and connecting fire-fighting pools used as cold storage pools, belonging to the application field of air-conditioning energy storage. In the present invention, a plurality of staggered upper circulation water-retaining partitions, lower circulation water-retaining partitions and partition baffles are vertically arranged in the fire-fighting pool, and the partition baffles and pool walls are used to divide the fire-fighting pool into water flow channels. The lower circulation water retaining baffles and the upper circulation water retaining baffles are alternately arranged in the channel; the plates are connected by partition connecting members, and the fire water opening and closing device is set near the bottom edge of the upper circulation water retaining baffles. Connection of fire water bodies. By adopting the technical solution of the present invention, the fire-fighting pool in the building can be effectively transformed into a cold-storage pool of the cold-storage air-conditioning system, which not only solves the problem of large thermoclinic layer and cold storage in the existing water-cooling technology that uses the fire-fighting pool as the cold storage pool. The mixing of hot water leads to the problem of low cold storage efficiency of the water cold storage system, and it also has the advantages of simple and fast on-site installation and good fire protection connection safety.

The invention relates to a gardening tool, in particular to a tree support device for protecting trees. The tree support device comprises an enclosing hoop which revolves around a tree trunk and a support rod connected with the enclosing hoop, wherein a flexible woven belt of the enclosing hoop is provided with a lap joint piece; the lap joint piece has a rigid structure, and the support rod is fixed to the periphery of the enclosing hoop by a fastening screw; the flexible woven belt is arranged around the periphery of the tree trunk, and is connected by a belt fastener; a belt tightening device is arranged on the belt fastener additionally; a scroll of the belt tightening device entering in the belt fastener is buckled with the belt fastener through a slot arranged on the belt fastener; one end of the scroll enters a housing of the belt tightening device; a group of turbine and worm are arranged in the housing of the belt tightening device; the turbine is arranged on the scroll of the housing; the worm and the turbine are meshed; one end of the worm crosses the housing, and the out end, of a hexagonal shape, is matched with a rotary handle. The tree support device has a simple structure and good support effect, the flexible woven belt which revolves around a tree walk can be tightened or released easily by the belt tightening device, and the support device can be installed quickly, simply and conveniently on site, so time and labor are saved.

The invention discloses a stop key device, a railway truck and a bogie thereof. The stop key device comprises a stop key body, a bolt and a pin; the stop key body comprises a stopping portion, a first connecting portion and a second connecting portion, the stopping portion is used for stopping a wheel set from being separated from the bogie, the first connecting portion and the second connecting portion are used for being connected with a side bracket guide frame of a side bracket, the first connecting portion is provided with a first through hole corresponding to a through hole on the side bracket guide frame, and the second connecting portion and the first connecting portion form a U-shaped clamp groove capable of being clamped on the side bracket guide frame; the bolt is penetratingly arranged in the first through hole, and a pin hole is arranged at the tail of the bolt; and the pin is penetratingly arranged in the pin hole. The stop key device, the railway truck and the bogie thereof have the advantages that installation operation for a stop key on the bogie of the railway truck can be simplified, and work efficiency can be improved.

The invention provides a domestic water secondary utilization energy-saving system. The system comprises a water collecting tank arranged in a bathroom, wherein the water collecting tank is close to or arranged on ground of a shower place of the bathroom and is lower than the ground of the shower place, a water collecting tank cover plate with holes covers the upper end of the water collecting tank, the water collecting tank is respectively connected with a water collecting barrel, a filtration water storage tank, a ground leakage drainage pipe and a multi-way joint provided with a valve by virtue of a pipeline, and the upper end of the water collecting barrel is openly arranged above the ground; and the upper end of the filtration water storage tank is connected with the water collecting tank by virtue of a water pumping pipe provided with a water suction pump, the lower end of the filtration water storage tank is connected with a water inlet pipe of a closestool standard water tank by virtue of a water tank connecting pipe, a water purifying box is detachably arranged at the upper part of the filtration water storage tank, and a filter screen, a multi-layer filter material region and a filter element are contained in the water purifying box. The system provided by the invention can treat and purify all the domestic water of a family in a centralized manner and is reasonable, simple and practical in design, easy to produce and mount and convenient for implementation and popularization, and used domestic water can be utilized for flushing a toilet, so that running water resource is saved.

The invention relates to a tunnel steel frame foot-locking anchor rod guiding and positioning device which comprises a steel plate, an opening is formed in the middle of the steel plate, two sliding clamps are installed on the steel plate, elastic nuts are arranged at the positions, matched with the opening, of the sliding clamps, a guiding pipe is arranged on the steel plate through a pulley, andthe angle of the guiding pipe is consistent with the angle of a foot-locking anchor rod. By applying the device, the tunnel primary support steel frame foot-locking anchor rod can be rapidly, efficiently and accurately constructed, and the construction quality of the primary support steel frame support is guaranteed.

The invention discloses a modularized skid-mounted 3PE / epoxy powder anti-corrosion pipe production line, and relates to the field of anti-corrosion pipe production. The modularized skid-mounted 3PE / epoxy powder anti-corrosion pipe production line comprises a first spiral transmission line module, a pipe feeding rack module, a second spiral transmission line module, a flame preheating furnace module, a steel pipe outer wall impeller blasting machine module, a dust collector module, an in-pipe blowing trolley module, an in-pipe blowing dust recovery trolley module, a medium frequency heating module, a spraying extruder module, a cooling module, a pipe end processing module, an electric control module and a water cooling processing module; the medium frequency heating module is connected withthe spraying extruder module; one side of the cooling module is provided with the water cooling processing module; the pipe end processing module is arranged on one side of the water cooling processing module; and the electric control module is arranged on the side of the dust collector module. After the technical scheme is adopted, the modularized skid-mounted 3PE / epoxy powder anti-corrosion pipe production line has the beneficial effects of being reasonable in design, quick and convenient to install onsite, and capable of being directly applied to construction fields, and has the characteristics of being high in efficiency, low in investment, excellent in quality and the like.

The invention discloses an adjustable foundation structure of a modular building and a construction method of the adjustable foundation structure. The adjustable foundation structure comprises foundation beams, foundation embedded parts, adjusting parts, connecting assemblies and secondary grouting materials; a secondary grouting groove is formed in the top of the foundation beam; the foundation embedded part comprises a buried beam and a buried rib; the lower part of the buried beam is buried at the bottom of the secondary grouting groove; the adjusting part comprises an adjusting plate and a connecting bolt; the adjusting plate is arranged at the top of the buried beam, and the adjusting plate and the buried beam are adjustably connected through the connecting bolt; the connecting assembly comprises a connecting plate and a positioning pin; the connecting plate is arranged above the adjusting plate, and the connecting plate is flush with the top surface of the foundation beam; the bottom of the connecting plate is connected with a leveling screw rod; the connecting plate is fixed by the leveling screw rod; a second connecting hole is formed in the position, close to the middle, of the connecting plate; the positioning pins are correspondingly arranged in the second connecting holes in a penetrating mode; and the secondary grouting material is poured into the secondary grouting groove. The technical problems that a traditional foundation embedded part is large in deviation, low in standard, incapable of meeting the rapid installation requirement of a module and high in construction cost are solved.

The invention discloses an on-line leakage intelligent monitoring system based on multi-parameter monitoring and a monitoring method. The monitoring system includes a front-end leakage detection connecting device installed on a monitored device and a rear leakage monitoring device connected with the front-end leakage detection connecting device, the front-end leakage detection connecting device includes a plurality of leakage detection connecting pipes and a first connecting joint, a plurality of monitoring holes are arranged in the monitored device, each monitoring hole is connected with an inlet of one leakage detection connecting pipe, the rear leakage monitoring device includes a pressure monitoring device, a gas monitoring device, an acid-base value monitoring device, a data acquisition instrument, a master control device and a leakage alarm device, The monitoring method includes steps of monitoring project selection, alarm threshold setting, monitoring setting, and online leakage monitoring. The on-line leakage intelligent monitoring system is reasonable in design, simple in use, operation, and connection, and good in use effect, and can monitor the leakage conditions of the monitored device in real time online, the monitoring manner is flexible, the monitoring result is reliable, and the later query is simple.

The invention discloses an integrated domestic wastewater treatment device. The integrated domestic wastewater treatment device comprises a hydrolysis acidification tank, a contact oxidation tank, a secondary sedimentation tank, a biological filtration tank and a quartz sand filtration tank which are connected in sequence, wherein an intermediate water tank is arranged between the biological filtration tank and the quartz sand filtration tank, and the three tanks are closely adjacent to each other in sequence; the filtering materials in the filtration areas of both the biological filtration tank and the quartz sand filtration tank are located below the filtration tanks, and a reversely cleaning device is arranged above the filtration areas. According to the invention, the tank-type biological filtration tank and the tank-type filter are integrated in previous treatment equipment so as to form integrated treatment equipment, as a result, a water flow naturally flows through each functional area from top to bottom, extra lifting pump is needless, valves and connecting pipelines are not required to be arranged in the biologic filtration tank and the filtration area, the consistency and integrity of the equipment are fully ensured, the filed mounting can be quickly performed, besides, embedding is convenient to perform, the occupied area is decreased, the control manner is simplified, the working energy consumption and noise pollution are lowered, and the formation of modularized and mass standard product is facilitated.

The invention discloses a cable-stayed built-in vibration damper, which comprises an annular rubber sheath set between the cable-stay and the cable sleeve, and an inner steel sheath and an annular oil bag are arranged in the annular rubber sheath and the outer steel casing, the inner steel casing, the annular oil bag and the outer steel casing are arranged from the inside to the outside and all three are arranged coaxially with the annular rubber sheath; the inner steel casing, the outer steel casing, and the upper ring The steel plate and the lower annular steel plate form a steel sheath; the annular oil bag is located in the steel sheath, and the annular rubber sheath is provided with an oil bag installation cavity for the installation of the annular oil bag; the annular rubber sheath is equipped with a oil injection pipe. The invention is simple in structure, reasonable in design, easy to manufacture and install, good in use effect, can be easily and quickly installed in the gap between the cable stay and the cable casing, has low requirements on the installation precision of the cable stay, and can be used with The stay cable and the cable casing are evenly contacted, the vibration damping effect is good, and it is economical and practical.

The invention relates to an intelligent induction type sensor, and belongs to the technical field of sensors. The intelligent induction type sensor comprises a power source circuit, a capacitance three-point type oscillating circuit, a single-chip microcomputer connected with the output of the capacitance three-point type oscillating circuit, an input circuit and an output circuit, wherein the input circuit and the output circuit are connected with the single-chip microcomputer and connected with an external control panel through a communication bus, the single-chip microcomputer is used for realizing switchover of a data transmission function and a logic output function, the input circuit is used for data transmission, switch on and off of the input circuit are controlled by signals sent by the external control panel, the output circuit is used for outputting logic signals, and switch on and off conditions of the output circuit are controlled by the single-chip microcomputer according to the switch on and off conditions of the input circuit and keep opposite to those of the input circuit. Through isolation of the data transmission function and logic output function, parameter modification of finished products is realized, and multiple functions are integrated.

The invention relates to the technical field of solar batteries, in particular to a foldable solar sailboard, which is provided with at least two solar battery panels. The solar battery panels are movably connected by a rotary pin shaft, wherein a supporting frame is fixed on the backlight surface of one solar battery panel, and the side edge of the other solar battery panel is provided with a fixed shaft which is parallel to the axis of the rotary pin shaft; and the solar battery panels are unfolded by a supporting beam connected with the supporting frame and the fixed shaft. In the foldablesolar sailboard, a frame structure with light weight is adopted, the whole foldable solar sailboard can be regarded as a standard part to be manufactured, connected and debugged in a factory, and canbe transported by a common container after being folded, therefore the efficiency of transportation is effectively improved, the solar sailboard can be unfolded quickly for installation on site, and the debugging time of the on-site installation is saved.

A fused disconnect switch assembly includes a switch housing assembly and a pull out fuse assembly. The switch housing assembly includes a housing defining a fuse receptacle, first and second terminal contacts within the housing and located adjacent the fuse receptacle, and an alarm terminal extending from the fuse receptacle to an exterior of the fuse housing. The pull out fuse assembly includes a housing, a line side terminal extending from the housing, a load side terminal extending from the housing, and a primary fuse having first and second conductive end caps. The fuse end caps are coupled to respective line side and load side terminals of the pull out fuse assembly housing, and the first and seco nd terminal contacts of the switch housing assembly receive the load side and the line side terminal blades of the pull out fuse assembly.

The invention discloses a full-fabricated building and an assembling method thereof.The full-fabricated building comprises a series of prefabricated supports, prefabricated beams, prefabricated bottom plates, prefabricated side plates, prefabricated top plates and prefabricated baffles, and each prefabricated support comprises a horizontally-arranged structural beam and structural stand columns vertically arranged at the two ends of the structural beam; the prefabricated beam is detachably installed on the top of a structural stand column of the prefabricated support, the prefabricated bottom plate is detachably installed on the structural beam of the prefabricated support, the prefabricated side plates are detachably installed on the two sides of the prefabricated bottom plate, and the prefabricated top plate is detachably installed on the tops of the prefabricated side plates. The prefabricated supports, the prefabricated beams, the prefabricated bottom plate, the prefabricated side plates and the prefabricated top plate are detachably connected through the connecting steel plates to form a building cylinder, the front prefabricated baffle is detachably installed at the front end of the building cylinder, and the rear prefabricated baffle is detachably installed at the rear end of the building cylinder. Production and manufacturing are easy, cast-in-place operation is not needed in assembly, overall assembly is rapid, and all components can be recycled.

The invention discloses an on-line evaluation system for thermal performance of a modular heat exchanger. The on-line evaluation system comprises an operation module, a heat exchanger module and a control module, wherein the heat exchanger module comprises a heat exchanger to be measured and temperature pressure test modules; a shell side inlet, a shell side outlet, a tube pass inlet and a tube pass outlet of the heat exchanger to be measured are respectively connected with a shell side inlet operation module, a shell side outlet operation module, a tube pass inlet operation module and a tube pass outlet operation module of the operation module through pipelines; a signal output end of each temperature pressure test module is connected with the control module; the control module is connected with the shell side inlet operation module, the shell side outlet operation module, the tube pass inlet operation module and the tube pass outlet operation module of the operation module through the pipelines. The on-line evaluation system for thermal performance of the modular heat exchanger has the advantages that the structure is simple, the implementation, transportation and operation are convenient, and is suitable for on-line evaluation system for thermal performance of various heat exchangers in various working conditions and operating environment.