53results about "Moulding surfaces" patented technology

A configurable mold for concrete-casting, methods of use and method using the configurable mold.

The invention discloses a detachable assembly type building mold, relates to the technical field of building molds, and solves the technical problems that in the concrete forming process, the side pressure on a fixed baffle in the mold can be increased, and formwork deformation and slurry leakage are likely to be caused. Comprising two fixed templates which are installed on a bottom template in a sliding mode, and a base is arranged at the bottom of the bottom template; the supporting and positioning mechanisms are mounted on the base and support the base, and the two supporting and positioning mechanisms play a role in limiting and supporting the two fixed templates; the supporting and positioning mechanism comprises a bottom rail mounted on the upper surface of the base; according to the invention, the two fixed templates can be supported, the pressure of internal concrete on the fixed templates is shared, the deformation amount is reduced, and inward thrust is applied to the fixed templates in the mounting and supporting process, so that the fastening bolts on the side surfaces can be conveniently aligned and connected to adapt to the fixed templates with different heights; and the machining safety and stability of the mold on the concrete prefabricated part are improved.

A method for dismounting and transferring a large immersed tube full-section prefabricated formwork in a limited space comprises the steps that an outer formwork trolley is averagely split into two outer trolley parts, the first outer trolley part is horizontally moved to the front side of a second immersed tube prefabricated area, the first outer trolley part is horizontally rotated to the longitudinal direction, and the second outer trolley part is horizontally moved to the front side of the second immersed tube prefabricated area; and horizontally rotating the second outer trolley part to an inclined state, longitudinally and backwards translating the second outer trolley part to the rear side of the first outer trolley part, horizontally rotating the first outer trolley part and the second outer trolley part to the transverse direction, and assembling the first outer trolley part and the second outer trolley part into the outer mold trolley. According to the embodiment of the invention, the prefabricated template is divided into a plurality of trolley modules, so that the trolley modules can translate towards the second immersed tube prefabricating area along the transverse construction channel, the trolley modules are transferred to the second immersed tube prefabricating area one by one in a transverse translation and rotation mode, and the sequence of the trolley modules is kept consistent in the two immersed tube prefabricating areas; the trolley modules can be combined into the prefabricated formwork again, the number of transferring steps is small, and the construction speed is high.

The present disclosure provides a production method and a mold for a ribbed prestressed composite slab of self-compacting concrete, including a long-line table bottom mold, side molds, end molds and a top mold. Side molds are respectively connected to the long ends of the long-line table bottom mold. The top mold is arranged at the upper end of the long-line table bottom mold, and both ends of the top mold are respectively connected to the corresponding side molds. End molds are respectively connected to the short ends of the long-line table bottom mold, and the shape of the upper edge of the end mold matches the shape of the side edge of the top mold. Both ends of the end mold are respectively connected to the corresponding side molds to form a cavity with an accommodating space. A number of holes through which prestressed steel wires can pass are provided on the end mold, and leak-proof plugs are detachably connected to the holes. The structure of the present disclosure is simple, which can make the construction of prestressed concrete composite slabs faster and more convenient, and at the same time can reduce the labor intensity of workers and improve production efficiency.

The present invention discloses a self-vibrating steel table formwork and production line for intelligent prefabricated concrete components, including a platform part, a supporting part and an electric control device. The platform part includes a table formwork steel plate, a platform frame and a plurality of vibration motors. The table formwork steel plate is horizontally fixed to the top of the platform frame, and the vibration motor is hoisted to the bottom of the platform frame; the supporting part includes a support body and a spring. The support body includes at least two long steel bodies arranged at the bottom of the platform frame and arranged parallel to each other. Each long steel body is connected to the platform frame through a plurality of springs, and the electric control device is connected to the vibration motor for communication. The technical effect of the present invention is that the present invention adopts a self-vibrating and integrated design. There is no need to combine multiple small vibration tables. The motor is directly connected to the table formwork, eliminating the gap caused by splicing, so that the vibration of the concrete can be more uniform, and the noise in the vibration production process can be significantly reduced.

The present invention discloses a production process for precast concrete components for carbon dioxide curing, comprising the following steps: assembling a hollow frame mold and a complementary mold to form a mold platform plane or a combined mold with an internal mold cavity; injecting mixed concrete into the complete mold cavity or onto the mold platform; curing at room temperature and 100% humidity for a certain period of time, removing the complementary mold to expose the hollowed-out area of the hollow frame mold on the surface of the concrete test block; placing the concrete test block and the hollow frame mold in a carbon dioxide curing apparatus for carbonization curing until the concrete test block reaches the demolding strength, and then removing the hollow frame mold from the surface of the concrete test block. The present invention utilizes a step-by-step demolding method, which allows the component surface to be fully exposed by removing the complementary mold before reaching the demolding strength, allowing the component to dry and fully contact with carbon dioxide. This advances the carbon dioxide curing operation from after demolding to before demolding, making the carbon dioxide curing process practical for production.

The invention relates to a UHPC prefabricated slab, a UHPC prefabricated bridge deck slab and a prefabricated slab mold, and the UHPC prefabricated slab comprises a prefabricated slab body which comprises ultra-high performance concrete and a reinforcing mesh pre-buried in the ultra-high performance concrete; the multiple threaded rods are located on the side wall of the ultra-high performance concrete, and all the threaded rods are partially embedded in the ultra-high performance concrete; a plurality of interface reinforcing steel bars are arranged, and the plurality of interface reinforcing steel bars are partially pre-buried on the side wall of the pre-ultra-high performance concrete in the horizontal direction. The threaded rods and the interface reinforcing steel bars located on the side wall of the prefabricated slab body can increase the contact area of an interface to the maximum extent, the bonding tensile strength and the crack resistance of the interface are improved, and the upper limit of interface cracking is improved. The threaded rod and steel fibers in UHPC have the same effect, meanwhile, the interface scabbling technology is not affected, and the interface strength is improved.

The invention discloses a mold, a production line and a production method for producing an embedded mass concrete surface permanent insulation board. The mold comprises a mold main body, and the mold main body is sequentially provided with a base, a bottom mold, a surrounding mold and a top mold from bottom to top; comprising a circulating conveying system for circulating conveying, a plurality of mold bodies are arranged on the circulating conveying system at equal intervals, all the mold bodies and the circulating conveying system form detachable limiting fixation, a multi-robot cooperation work station is arranged on one side of the circulating conveying system, and the opening directions of top molds all face one side of the multi-robot cooperation work station; the multi-robot cooperative workstation comprises a drawing robot, a spraying robot, a broken bridge supporting structure mounting robot, an outer protective layer arranging robot, an inner protective layer arranging robot and a pouring robot which are sequentially arranged at equal intervals in the conveying direction of the circulating conveying system; and the recognition camera, the radar sensor and the external control system are linked with the corresponding mold body, automatic production is achieved, and the production efficiency is greatly improved.

A prefabricated outer side formwork truss structure for immersed tubes includes a truss body and a longitudinal connection assembly. The truss body includes an inner chord of the body, an outer chord of the body, a horizontal web of the body and an oblique web of the body. The inner chord of the body is welded with two reinforcing ribs. The upper and lower sides of the reinforcing ribs are respectively welded to the inner ends of two adjacent oblique webs of the body. The reinforcing ribs are welded to the inner ends of a corresponding horizontal web of the body, and the two reinforcing ribs are connected to steel tie rods. In the embodiment of the present invention, the steel tie rods are connected to the reinforcing ribs installed on the inner chord of the body. The reinforcing ribs connect two oblique webs of the body and one horizontal web of the body, shortening the force transmission path and preventing the web from being compressed and instable. The webs are connected on both sides of the reinforcing ribs as anchor points of the steel tie rods to reduce the span, reduce the local bending moment, and use a small amount of steel. The side formwork truss structure bears the steel bar system conversion load generated by the top truss and can withstand the concrete side pressure, thereby achieving the purpose of reducing the number of steel tie rods.

The invention belongs to the technical field of highway bridge construction, and discloses a large-volume concrete prefabricated abutment preformed hole template device, which is characterized in that the plate surfaces of a large circular template and a small circular template are provided with reinforcing steel bar holes through which reinforcing steel bars penetrate, and the adjacent surfaces of the large circular template and the small circular template are adjacent inclined surfaces; the large circular templates and the small circular templates are arranged at intervals and spliced through connecting pieces to form a cylindrical template, the #-shaped support is located in the cylindrical template, and the bottom template is detachably and coaxially fixed to the bottom of the cylindrical template; the large circular templates and the small circular templates are respectively connected with the #-shaped bracket in a sliding manner through sliding pieces, and the two large circular templates and the two small circular templates are driven by corresponding hydraulic oil cylinders to be close to or far away from each other under the guiding action of the sliding pieces; the two ends of the inner wall of the small circular template are fixed to the #-shaped support through at least one detachable supporting rod. The small round die plate can be opened through the hydraulic oil cylinder, and time and labor are saved.

The present invention provides a discharge device that increases the discharge amount of a material having flowability per unit time. The discharge device is provided with: a filling section having a first space section and a second space section in which a material is to be filled; a discharge part having a discharge path communicating with the first space part or the second space part; and a switching unit that has a communication path that communicates the discharge path with the first space section or the second space section, and that switches between a first state in which the communication path communicates the first space section with the discharge path, and a second state in which the communication path communicates the second space section with the discharge path.

The present invention relates to a method for manufacturing a prefabricated element, involving the provision of a main formwork comprising a bottom wall (3) and a peripheral frame (4) delimiting an internal space, the fitting of at least one thermal insulation element (7) in the internal space of the main formwork such that the at least one thermal insulation element (7) rests on the bottom wall (3), the pouring of a composite construction material into the internal space of the main formwork so as to cover the at least one thermal insulation element (7), the hardening of the composite construction material so as to form a load-bearing structure comprising longitudinal and transverse rims formed by the hardening of the composite construction material, the at least one thermal insulation element (7) being secured to and made inseparable from the load-bearing structure during the hardening of the composite construction material, and the removal of the main formwork (2) surrounding the prefabricated element obtained.

The application belongs to the technical field of highway bridge construction, and discloses a large-volume concrete prefabricated pier reserved hole formwork device, wherein the board surface of a large circle formwork and a small circle formwork is provided with a steel bar hole for the steel bar to pass through, the adjacent surface of the large circle formwork and the small circle formwork is a butt bevel, the large circle formwork and the small circle formwork are arranged at intervals and are spliced through a connecting piece to form a cylindrical formwork, a cross-shaped support is located inside the cylindrical formwork, and a bottom formwork is detachably fixed to the bottom of the cylindrical formwork in the same axis. The large circle formwork and the small circle formwork are slidably connected with the cross-shaped support through sliding members, two large circle formworks and two small circle formworks are driven by corresponding hydraulic oil cylinders to move close to or away from each other under the guidance of the sliding members, and the inner wall of the small circle formwork is fixed to the cross-shaped support through at least one detachable supporting rod at both ends. The small circle formwork can be opened by the hydraulic oil cylinder, thereby saving time and effort.

According to the multifunctional prestressed prefabricated part production line and the using method thereof, end plates with the adjustable height are arranged on a tensioning machine and an anchoring plate, and the tensioning height of prestress can be adjusted so as to adapt to production of various prestressed parts such as prestressed laminated slabs and prestressed box girders; the application range of the prefabricated part production line is enlarged, and the application range is wider; and the integrated tensioning machine is capable of uniformly tensioning a plurality of prestressed tendons at the same time, so that the tensioning speed and the tensioning uniformity of the prestressed tendons are improved, and the tensioning precision is ensured.

The present invention relates to the field of casting molds, and discloses a PC component casting mold platform, comprising a plurality of bottom mold single plates and a plurality of support platforms distributed in an array, wherein the edges of the plurality of bottom mold single plates are connected to form a rectangular bottom mold, and the bottom mold single plate comprises an upper clamping plate and a lower clamping plate, and a support assembly is sandwiched between the upper clamping plate and the lower clamping plate, and the support assembly comprises two horizontal plates and two vertical plates, and the two horizontal plates and the two vertical plates are connected in a tic-tac-toe shape. It is convenient for transportation, hoisting, transportation and construction, and can splice and build bottom molds of different sizes according to different construction sites and requirements, and has high flexibility. Also disclosed is an installation method of the PC component casting mold platform, which has a fast installation speed, is easy to level, has a low construction cost, has a good fixing effect, and has high site adaptability.

The present invention relates to the field of bridge construction, and particularly relates to a composite slab mold and a method for casting a composite slab using the mold. The mold is characterized by comprising: a bottom mold; side molds, wherein the two sides of the upper surface of the bottom mold are detachably connected with the side molds respectively. The side molds are perpendicular to the bottom mold, and the side molds on both sides of the bottom mold are parallel to each other. The side molds are equidistantly provided with notches, and the notches on the opposite side molds are staggered; a simulation part, which is respectively arranged on the upper surface of the bottom mold, and the simulation part is located in the shear key groove of the composite slab. The beneficial effect of the present invention is that, since sleeves are used to simulate the positions of the shear studs, and the steel bars are adjusted to avoid the sleeves, the problem of conflict when connecting the shear studs on the composite slab and the steel beam is effectively solved, and thus the shear studs can be smoothly inserted into the shear key groove of the composite slab.

The present invention discloses a foamed thermal insulation ceramic plate, which relates to the field of ceramic thermal insulation plates, including a plate body, a heat-conducting net is pre-buried inside the plate body, the heat-conducting net is arranged close to the heating surface of the plate body, and when the plate body is heated, the heat-conducting net can transfer heat inside the plate body, and the heat-conducting net is arranged in two layers inside the plate body, one of which is close to one side of the plate body, and the other is close to the other side of the plate body; a connecting net is fixedly connected to the two heat-conducting nets respectively, and is located in the middle of the plate body. When the foamed thermal insulation ceramic plate is formed, the present invention puts the heat-conducting net in the poured slurry, and when the foamed thermal insulation ceramic plate is heated, the heating surface can transfer heat to the heat-conducting net, and the heat-conducting net can realize heat transfer inside the foamed thermal insulation ceramic plate, improve the heat transfer efficiency inside the foamed thermal insulation ceramic plate, and ensure that the foamed thermal insulation ceramic plate expands more evenly when heated, reducing cracking and bursting.

The present disclosure provides a curve portion mold structure for manufacturing a curved concrete panel for a mountain railway rack track and a curved concrete panel manufacturing method using the same in which, by forming a curve portion mold structure made of an outer mold and an inner mold to manufacture a curved concrete panel for a mountain railway rack track, the curvature of the outer mold and the curvature of the inner mold can be simultaneously adjusted, and a curve can be implemented by a difference in pressure introduction of a screw jack at a side surface of the outer mold. Also, by dividing a bottom plate of the outer mold to form the bottom of the curved concrete panel, application to various forms of curvatures of the curved concrete panel is possible, and by implementing a curvature by coupling between blocks using a fastening pin in an inner mold made of an intermediate block, an end block, and an impact-absorbing block, the curved concrete panel for a mountain railway rack track can be easily manufactured.

A forming mold for foamed thermal insulation ceramic plates, and a forming method for using the mold to prepare a foamed thermal insulation ceramic plate. The forming mold for foamed thermal insulation ceramic plates comprises: a base plate (4), wherein two symmetrically arranged sliding portions (16) are fixedly mounted on the base plate (4), a side plate (6) that can slide vertically is mounted on the upper end of each sliding portion (16), an extension plate (61) is fixedly mounted on the outer side of each side plate (6), and a spring (10) is fixedly mounted between each extension plate (61) and the base plate (4); end plates (15), which are located on the front and rear sides of the base plate (4); magnetic attraction blocks (11), which are attracted to the edges at the upper ends of the sliding portions (16); upper side plates (12), which are inserted into the upper ends of the side plates (6); an upper plate (14), which can drive, when being pressed, the upper side plates (12) and the side plates (6) to move downward together; and a limiting plate (7), the bottom of which is rotatably mounted on the base plate (4). During the forming of a foamed thermal insulation ceramic plate to be prepared, the heat transfer efficiency inside the foamed thermal insulation ceramic plate can be improved, thereby ensuring that the foamed thermal insulation ceramic plate expands evenly when being heated, and thus reducing the phenomena of cracking and spalling.

Method for the horizontal production of a load-bearing, vertical precast concrete element (5) comprising the following steps: a) providing a substantially horizontally oriented formwork panel with formwork fixed to the formwork panel and projecting from a plane of the formwork panel, wherein the formwork panel and the formwork define an interior area to be filled with concrete and the formwork comprises at least one formwork element (1) comprising: - a base body (2) with a first contact surface (21) facing the interior area for the concrete to be poured and a second contact surface (22) facing an outside of the formwork for the subsequent connection of a horizontal building element (6), in particular a basement ceiling or a floor slab, and - at least one force transmission element (31, 32, 33),which traverses the base body (2) from the first support surface (21) to the second support surface (22) and extends beyond the first support surface (21) and the second support surface (22), b) laying reinforcement in the interior area, c) pouring liquid concrete into the interior area, d) compacting the liquid and reinforced concrete, e) hardening the compacted, liquid and reinforced concrete, and f) stripping the hardened, compacted and reinforced concrete, wherein at least one formwork element (1) remains on the hardened concrete as permanent formwork; and a load-bearing, vertical precast concrete element (5).

The invention relates to the technical field of green buildings, in particular to a stable and controllable precast concrete member surface quality improving method. The process comprises the steps of steel mold table polishing and cleaning, long-acting release agent brushing, mold assembling, steel skeleton implanting, pouring and maintaining, demolding and surface protecting. The outer side of the component is a clear water veneer with a mirror surface effect, and a protective film is arranged on the outer surface of the clear water veneer. According to the method, double-stage grinding is matched with the long-acting release agent, the roughness Ra of the ground surface of the steel mold table is smaller than or equal to 1.6 microns, and the surface smoothness of a component achieves the mirror surface effect; the slurry leakage rate is reduced to 5% or below through the treatment of the chamfering strips at the die combination position, and the defects of concrete surface honeycombs, pitted surfaces and the like caused by slurry leakage are effectively avoided; by optimizing the vibrating process and controlling the quality of raw materials, the bubble rate on the surface of the component is smaller than or equal to 0.5%, the bubble diameter is smaller than or equal to 2 mm, the distance is larger than or equal to 50 mm, the surface of the component is smoother, the overall quality and attractiveness of the component are greatly improved, and the rate of finished products exceeds 95%.

The present invention discloses a fixed mold for processing a prefabricated bridge deck steel bar skeleton, which belongs to the technical field of steel bar processing. The fixed mold for processing a prefabricated bridge deck steel bar skeleton comprises a track assembly and a slider assembly. The track assembly is formed by setting a base unit and a movable unit, and the length adjustment can be realized based on the matching of the movable track in the movable unit to realize the processing of steel bar skeletons of different specifications, and the position adjustment of the tooth plate component can be realized by moving the slider component on the track assembly to realize the positioning of the steel bar during the processing. It can be flexibly adjusted based on the actual specifications and styles of the steel bar skeleton, and only one set needs to be customized to cope with the installation and positioning of steel bar skeletons of bridge decks of different sizes, thereby reducing the operation intensity.

The invention discloses a self-calibration fiber grating sensor prefabricated part production mold and a construction method, and belongs to the technical field of prefabricated buildings. The device comprises a base plate, a pouring cavity used for forming a prefabricated part and a core mold used for forming an optical fiber penetrating through a hole groove in the prefabricated part pouring process, and the two sides of the pouring cavity are provided with penetrating hole arrangement mechanisms used for adjusting different positions of the hole groove in the prefabricated part pouring process. A core mold arranging mechanism used for hole groove forming in the prefabricated part pouring process is arranged on one side of the pouring cavity. Through the arrangement of the perforation arrangement mechanisms on the two sides of the pouring cavity, the multiple sets of clamping plates can be combined and arranged on the inner walls of the two sides of the pouring cavity, so that different positions of pouring forming hole sites in a prefabricated part are adjusted, through the arrangement of the core mold arrangement mechanisms, the arrangement of the multiple sets of clamping plates in the perforation arrangement mechanisms can be matched, and the production efficiency is improved. The multiple sets of core molds are conveniently assembled and arranged on the connecting plate in a matched mode, and then hole sites in different positions are machined and formed.

The application discloses a prefabricated bridge deck pouring and vibrating integrated device for a steel-concrete composite beam bridge, which comprises a supporting system, a combined steel formwork system and a vibrating and screeding system. The supporting system comprises a plurality of concrete foundation blocks, and the concrete foundation blocks are fixedly provided with supporting beams. The combined steel formwork system comprises block-combined and assembled long-side steel side forms, integral short-side steel side forms and a steel plate bottom form. The steel plate bottom form is laid on the supporting beams, the integral short-side steel side forms and the steel plate bottom form are clamped between the block-combined and assembled long-side steel side forms on the two sides, and the height of the block-combined and assembled long-side steel side forms is higher than that of the integral short-side steel side forms. The vibrating and screeding system comprises attached vibrators arranged in a matrix mode at the bottom of the steel plate bottom form and a self-walking vibrating and screeding integrated vibrating mechanism above the combined steel formwork system, wherein the self-walking vibrating and screeding integrated vibrating mechanism takes the block-combined and assembled long-side steel side forms as a walking track.

The present invention discloses a detachable prefabricated building mold, which relates to the technical field of building molds and solves the technical problem that the lateral pressure on the fixed baffle in the mold will increase during the concrete forming process, easily causing template deformation and slurry leakage. It includes: a fixed template, two of the fixed templates are slidably installed on the bottom template, and a base is provided at the bottom of the bottom template; a support and positioning mechanism installed on the base and supporting the base, and the two support and positioning mechanisms play a role in limiting and supporting the two fixed templates; the support and positioning mechanism includes a bottom rail installed on the upper surface of the base. The present invention can not only support the two fixed templates, share the pressure of the internal concrete on the fixed templates, reduce the deformation amount, and has an inward thrust on the fixed templates during the installation and support process, facilitating the alignment and connection of the fastening bolts on the side, adapting to fixed templates of different heights, and increasing the safety and stability of the mold for processing concrete prefabricated parts.

The invention discloses an assembly type prefabricated laminated slab slurry leakage prevention structure and method, and relates to the technical field of laminated slabs, the assembly type prefabricated laminated slab slurry leakage prevention structure comprises a grouting base and a control device arranged on the grouting base, and the grouting base is provided with a laminated slab mold shell used for laminated slab forming; the laminated slab formwork comprises grouting formworks, a connecting assembly used for being connected with the grouting formworks, a leakage-proof assembly used for preventing grout leakage at the connecting positions of the grouting formworks and a fastening assembly used for fastening the grouting formworks at the corners. The adjusting assembly is arranged on the grouting base, and the pressing mechanism is used for preventing a gap between the grouting template and the grouting base from leaking grout. According to the device, the leakage-proof assembly is arranged, so that slurry is prevented from leaking out of the gaps between the grouting formworks, meanwhile, the pressing mechanism and the leakage-proof block are arranged, so that the slurry is prevented from leaking out of the gaps between the grouting formworks and the grouting base, and the problem of slurry leakage of the laminated slab formwork is effectively solved.

The invention relates to the technical field of assembly type building molds, in particular to an assembly type cement room wall hydraulic power mold which comprises a supporting frame, the supporting frame is fixedly connected with a first mold plate, a second mold plate is arranged on one side of the first mold plate, and a first power piece used for adjusting the distance between the first mold plate and the second mold plate is installed between the second mold plate and the supporting frame. A third template and a fourth template are installed between the first template and the second template, a second power piece used for adjusting the distance between the third template and the fourth template is installed among the third template, the fourth template and the supporting frame, the distance between the first template and the third template and the distance between the first template and the fourth template can be adjusted, and a fifth template is arranged below the first template. A third power part is installed between the fifth formwork and the supporting frame, a groove-shaped structure is defined by the first formwork, the second formwork, the third formwork, the fourth formwork and the fifth formwork, the production efficiency of cement room wall manufacturing is improved, and cement room walls of different sizes can be conveniently manufactured.

A method for disassembling and transferring a large-scale immersed tube full-section prefabricated template in a limited space, wherein the outer mold trolley is evenly divided into two outer trolley parts, the first outer trolley part is translated to the front side of the second immersed tube prefabrication area, the first outer trolley part is horizontally rotated to the longitudinal direction, the second outer trolley part is translated to the front side of the second immersed tube prefabrication area, the second outer trolley part is horizontally rotated to an inclined state, the second outer trolley part is translated longitudinally backward to the rear side of the first outer trolley part, the first outer trolley part and the second outer trolley part are both horizontally rotated to the transverse direction, and the two are assembled into an outer mold trolley. In the embodiment of the present invention, the prefabricated template is split into multiple trolley modules, so that the trolley module can be translated along the transverse construction channel to the second immersed tube prefabrication area, and the trolley modules are transported to the second immersed tube prefabrication area one by one by means of transverse translation and rotation. The front and rear order of the trolley modules is kept consistent in the two immersed tube prefabrication areas, so that the trolley modules can be reassembled into a prefabricated template, the transporting steps are less, and the construction speed is fast.

The invention discloses a modular efficient floor heating mat and a mold and a construction method for preparing the modular efficient floor heating mat, and relates to the field of building heating equipment. The floor heating mat comprises the cement columns which are arranged in a linear array mode, the requirement for square continuous splicing is met, splicing can be achieved without direction distinguishing, a low-heat-conduction hard plastic bottom plate can be selected, and the heights and the intervals of the cement columns are matched with floor heating pipes. The preparation mold comprises a top plate with a taper hole, a mold cavity can be formed independently or matched with a bottom plate with a round hole, the top plate is provided with a clamping positioning pin and a mark, and accurate forming and demolding are facilitated. No-bottom-plate on-site forming or bottom-plate prefabrication / on-site preparation can be selected for construction, the floor heating pipes are naturally limited, and the ceramic tiles are firmly laid. The problems that an existing plastic floor heating pad is weak in supporting, slow in full cement backfilling temperature rising and difficult to maintain are solved, and the plastic floor heating pad has the advantages of being stable in supporting, efficient in temperature rising, convenient and fast to maintain and efficient in construction.