CN215368122U - Coincide floor truss reinforcing bar positioner - Google Patents

Abstract

The utility model provides a coincide floor truss reinforcing bar positioner, including positioning mechanism and complementary unit, through having set up positioning mechanism at first diaphragm plate top of pouring, set up spacing guide rail and spacing wheel, be favorable to improving truss reinforcing bar horizontal regulation effect, set up support cylinder and electric slide bar, be favorable to improving the altitude mixture control effect to the truss reinforcing bar, set up clamping jaw cylinder and pneumatic clamping jaw, be favorable to improving the tight effect of clamp to the location steel pipe, set up laser locator and laser receiver, be favorable to improving the locate effect to the location steel pipe, through having set up complementary unit in the location steel pipe outside, set up electronic slider and infrared distance meter, be favorable to improving the locate effect to the truss reinforcing bar, set up display lamp plate and shower nozzle, be favorable to improving the location mark effect.

Description

Coincide floor truss reinforcing bar positioner

Technical Field

The utility model relates to the field related to engineering installation, in particular to a positioning device for a laminated floor truss steel bar.

Background

The laminated floor slab is an assembled integral floor slab formed by laminating precast slabs and cast-in-place reinforced concrete layers; the laminated floor slab has good integrity, the upper surface and the lower surface of the slab are smooth, the decoration of a finish coat is convenient, and the laminated floor slab is suitable for high-rise buildings and large-bay buildings with higher requirement on integral rigidity; the truss is a structure formed by connecting rod pieces at two ends by hinges; the truss is a plane or space structure which is generally provided with triangular units and consists of straight rods, the truss rod pieces mainly bear axial tension or pressure, so that the strength of materials can be fully utilized, materials can be saved compared with a solid web beam when the span is large, the self weight is reduced, the rigidity is increased, and the positioning device is a device for determining the required position of a workpiece or a processing tool.

After the steel bar truss floor bearing plate is assembled, due to the lack of a positioning device, the steel bar truss floor bearing plate is easy to move when concrete is poured, and the support performance and the stability of the steel bar truss floor bearing plate are poor; the positioning of putting to a plurality of steel bar truss building carrier plates is mostly accomplished for the manual work now, and the manual work is fixed a position the inaccuracy to the required predetermined interval of a plurality of steel bar truss building carrier plates, appears the error easily, and operating personnel intensity of labour is big moreover, causes the potential safety hazard easily.

SUMMERY OF THE UTILITY MODEL

Therefore, in order to solve the above-mentioned disadvantages, the present invention provides a device for positioning reinforcing bars of a truss for a composite floor slab.

The utility model is realized in such a way that a superposed floor truss reinforcing steel bar positioning device is constructed, the device comprises a bottom plate, a first pouring membrane plate, a clamping groove, a second pouring membrane plate, a positioning mechanism, web members, transverse reinforcing steel bars, longitudinal reinforcing steel bars, reinforcing steel bars, a control panel and electric wires, wherein the left side of the top of the bottom plate is fixedly connected with the first pouring membrane plate, the front side and the rear side of the first pouring membrane plate are respectively provided with the clamping groove, the right side of the top of the bottom plate is fixedly connected with the second pouring membrane plate, the web members are arranged above the bottom plate, the transverse bars at the bottoms of the web members are welded with the transverse reinforcing steel bars, the tops of the transverse reinforcing steel bars are welded with the longitudinal reinforcing steel bars, the front side and the rear side of the web members are both welded with the reinforcing steel bars, the right end of the second pouring membrane plate is bolted with the control panel, the rear end of the control panel is fixedly connected with the electric wires, and the control panel are electrically connected with the electric wires, the positioning mechanism is arranged at the top of the first pouring diaphragm plate and comprises a limiting guide rail, a limiting wheel, a driving case, a supporting cylinder, a first mounting plate, an electric slide bar, a second mounting plate, a clamping jaw cylinder, a pneumatic clamping jaw, a positioning steel pipe, an auxiliary mechanism, a laser positioner and a laser receiver, the middle sides of the tops of the first pouring diaphragm plate and the second pouring diaphragm plate are both connected with the limiting guide rail through bolts, an inner rail of the limiting guide rail is connected with the limiting wheel in a rolling manner, the top of the limiting wheel is connected with the driving case in a rotating manner, the top of the driving case is connected with the supporting cylinder through bolts, a moving rod at the top of the supporting cylinder is connected with the first mounting plate through bolts, the right end of the bottom of the first mounting plate is connected with a fixed rod at the top of the electric slide bar through bolts, the moving rod at the bottom of the electric slide bar is connected with the second mounting plate through bolts, and the bottom of the second mounting plate is connected with the clamping jaw cylinder through bolts, clamping jaw cylinder right-hand member gas pole and pneumatic clamping jaw bolted connection, the inside wall and the location steel pipe of pneumatic clamping jaw right-hand member jack catch contact, location steel pipe pole body outside is equipped with complementary unit, the first second mounting panel right-hand member terminal surface and the laser locator bolted connection of pouring the diaphragm plate right side, the second is pour left second mounting panel left end face and the laser receiver bolted connection of diaphragm plate, drive machine case, support cylinder, electronic slide bar, clamping jaw cylinder, laser locator and laser receiver all are connected with the control panel electricity.

Preferably, complementary unit includes electronic slider, third mounting panel, display lamp plate, infrared distance meter, spraying joint and manages outward, location steel pipe pole body outside and electronic slider sliding connection, electronic slider top and third mounting panel bolted connection, third mounting panel top middle side and display lamp plate bolted connection, third mounting panel top left side and infrared distance meter bolted connection, third mounting panel left end face and spraying joint bolted connection, spraying joint right-hand member inlet manages the pipe connection with outward, the external pipe is established with the third mounting panel inside, electronic slider, display lamp plate and infrared distance meter all are connected with control panel electricity.

Preferably, the driving case is parallel to the first pouring diaphragm plate and the first mounting plate, and four sets of limiting wheels are arranged at the bottom of the driving case.

Preferably, the second mounting panel is L word shape, and the left end face of second mounting panel top lug and electric slide bar lateral wall are in same vertical line.

Preferably, the diameter of the positioning steel pipe is the same as the diameter and the length of the circular groove at the top of the web member steel bar, and the positioning steel pipe is perpendicular to the first pouring diaphragm plate.

Preferably, the electric slide bars on the left side and the right side of the positioning steel pipe are mutually connected in series in a circuit, and the laser positioner and the laser receiver are positioned on the same horizontal height.

Preferably, the third mounting plate is in a shape of a Chinese character 'ao' with a downward opening, and the third mounting plate and the positioning steel pipe are in a parallel relation.

Preferably, the infrared distance meter and the center of the convex plate at the top of the second mounting plate are at the same horizontal height, and the initial surface of the infrared distance meter and the left end surface of the third mounting plate are positioned on the same vertical line.

Preferably, the positioning steel pipe is made of material steel.

Preferably, the material of the pneumatic clamping jaw is steel.

The utility model has the following advantages: the utility model provides a positioning device for a laminated floor truss reinforcing steel bar, which is improved compared with the same type of equipment and comprises the following steps:

according to the positioning device for the truss steel bars of the composite floor slab, the positioning mechanism is arranged at the top of the first pouring diaphragm plate, the limiting guide rail and the limiting wheel are arranged, so that the horizontal adjustment effect of the truss steel bars is favorably improved, the supporting cylinder and the electric slide bar are arranged, the height adjustment effect of the truss steel bars is favorably improved, the clamping effect of the positioning steel pipes is favorably improved due to the clamping jaw cylinder and the pneumatic clamping jaw, and the positioning device is favorably improved due to the laser positioner and the laser receiver.

According to the positioning device for the truss steel bars of the composite floor slab, the auxiliary mechanism is arranged on the outer side of the positioning steel pipe, the electric sliding block and the infrared distance meter are arranged, so that the positioning effect on the truss steel bars is favorably improved, and the display lamp panel and the spraying head are arranged, so that the positioning marking effect is favorably improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the positioning mechanism of the present invention;

FIG. 3 is an enlarged schematic view of the utility model at A in FIG. 2;

FIG. 4 is a schematic diagram of the positioning mechanism of the present invention in a right view;

fig. 5 is a schematic structural diagram of the auxiliary mechanism of the present invention.

Wherein: the device comprises a bottom plate-1, a first pouring diaphragm plate-2, a clamping groove-3, a second pouring diaphragm plate-4, a positioning mechanism-5, web member steel bars-6, transverse steel bars-7, longitudinal steel bars-8, reinforcing steel bars-9, a control panel-10, electric wires-11, a limiting guide rail-51, a limiting wheel-52, a driving case-53, a supporting cylinder-54, a first mounting plate-55, an electric slide bar-56, a second mounting plate-57, a clamping jaw cylinder-58, a pneumatic clamping jaw-59, a positioning steel pipe-510, an auxiliary mechanism-511, a laser positioner-512, a laser receiver-513, an electric slide block-5111, a third mounting plate-5112, a display lamp panel-5113, an infrared distance meter-5114, a spraying head-5115, An external connecting pipe-5116.

Detailed Description

The present invention will be described in detail with reference to fig. 1 to 5, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, the positioning device for the truss steel bar of the composite floor slab of the present invention comprises a bottom plate 1, a first casting film plate 2, a clamping groove 3, a second casting film plate 4, and a positioning mechanism 5, web member reinforcing bar 6, transverse reinforcement 7, longitudinal reinforcement 8, consolidate reinforcing bar 9, control panel 10 and electric wire 11, 2 fixed connection are pour to 1 top left side of bottom plate and first, 2 front and back both sides terminal surfaces of diaphragm plate are all equipped with joint groove 3 to first pouring, 4 fixed connection are pour to 1 top right side of bottom plate and second diaphragm plate, 1 top of bottom plate is equipped with web member reinforcing bar 6, 6 bottom horizontal poles of web member reinforcing bar and 7 welding of transverse reinforcement, 7 tops of transverse reinforcement and 8 welding of longitudinal reinforcement, both sides all weld with consolidation reinforcing bar 9 around the web member reinforcing bar 6, it is right-hand member and control panel 10 bolts that the second is pour 4 right-hand members of diaphragm plate, control panel 10 rear end and 11 fixed connection of electric wire, 11 electric wires are connected with 10 electricity.

Referring to fig. 2, 3 and 4, in the positioning device for truss steel bars of composite floor slab of the present invention, a positioning mechanism 5 is disposed on the top of a first casting membrane plate 2 to improve the positioning effect of the truss steel bars, the positioning mechanism 5 includes a limiting guide rail 51, a limiting wheel 52, a driving case 53, a supporting cylinder 54, a first mounting plate 55, an electric slide bar 56, a second mounting plate 57, a clamping jaw cylinder 58, a pneumatic clamping jaw 59, a positioning steel pipe 510, an auxiliary mechanism 511, a laser positioner 512 and a laser receiver 513, the top sides of the first casting membrane plate 2 and the second casting membrane plate 4 are both bolted to the limiting guide rail 51 to improve the fixing effect of the limiting guide rail 51, the inner rail of the limiting guide rail 51 is connected to the limiting wheel 52 in a rolling manner to improve the moving effect of the limiting wheel 52, the top of the limiting wheel 52 is connected to the driving case 53 in a rotating manner to improve the driving effect of the driving case 53, the top of the driving case 53 is bolted to the supporting cylinder 54, the fixing effect of the supporting cylinder 54 is improved, the top moving rod of the supporting cylinder 54 is in bolted connection with the first mounting plate 55, the driving effect of the supporting cylinder 54 is improved, the right end of the bottom of the first mounting plate 55 is in bolted connection with the fixed rod at the top of the electric slide bar 56, the fixing effect of the electric slide bar 56 is improved, the bottom moving rod of the electric slide bar 56 is in bolted connection with the second mounting plate 57, the driving effect of the electric slide bar 56 is improved, the bottom of the second mounting plate 57 is in bolted connection with the top of the clamping jaw cylinder 58, the fixing effect of the clamping jaw cylinder 58 is improved, the air rod at the right end of the clamping jaw cylinder 58 is in bolted connection with the pneumatic clamping jaw 59, the driving effect of the clamping jaw cylinder 58 is improved, the inner side wall of the clamping jaw at the right end of the pneumatic clamping jaw 59 is in contact with the positioning steel pipe 510, the fixing effect of the positioning steel pipe 510 is improved, the auxiliary mechanism 511 is arranged on the outer side of the rod of the positioning steel pipe 510, the positioning effect is improved, the right end face of the second mounting plate 57 on the right side of the first pouring membrane plate 2 is in bolted connection with the laser positioner 512, the fixing effect of the laser positioner 512 is improved, the left end face of a second mounting plate 57 on the left side of a second pouring diaphragm 4 is in bolted connection with the laser receiver 513, the fixing effect of the laser receiver 513 is improved, the driving case 53, the supporting cylinder 54, the electric slide bar 56, the clamping jaw cylinder 58, the laser positioner 512 and the laser receiver 513 are all electrically connected with the control panel 10, the driving case 53 is respectively in parallel relation with the first pouring diaphragm 2 and the first mounting plate 55, the bottom of the driving case 53 is provided with four sets of limiting wheels 52, the driving effect of the driving case 53 is improved, the second mounting plate 57 is in an L shape, the left end face of a top bump of the second mounting plate 57 and the side wall of the electric slide bar 56 are positioned on the same vertical line, the limiting effect of the second mounting plate 57 is improved, the diameter of the positioning steel pipe 510 is the same as the diameter of a top circular groove of the web member steel bar 6, and the positioning steel pipe 510 is perpendicular to the first pouring diaphragm 2, the positioning effect of the positioning steel pipe 510 is favorably improved, the electric slide bars 56 on the left side and the right side of the positioning steel pipe 510 are mutually connected in series in a circuit, and the laser positioner 512 and the laser receiver 513 are positioned on the same horizontal height, so that the positioning effect of the laser positioner 512 and the laser receiver 513 is favorably improved.

Referring to fig. 5, the auxiliary mechanism 511 of the positioning device for the laminated floor truss steel bar of the present invention includes an electric slider 5111, a third mounting plate 5112, a display lamp plate 5113, an infrared distance meter 5114, a spraying head 5115 and an external connection pipe 5116, wherein the outer side of the rod body of the positioning steel tube 510 is slidably connected to the electric slider 5111, so as to improve the stability of the electric slider 5111 when moving, the top of the electric slider 5111 is bolted to the third mounting plate 5112, so as to improve the fixing effect of the third mounting plate 5112, the top of the third mounting plate 5112 is bolted to the display lamp plate 5113, so as to improve the fixing effect of the display lamp plate 5113, the left side of the top of the third mounting plate 5112 is bolted to the infrared distance meter 5114, so as to improve the fixing effect of the infrared distance meter 5114, the left end surface of the third mounting plate 5112 is bolted to the spraying head 5115, so as to improve the fixing effect of the spraying head 5115, a liquid inlet at the right end of the spraying head 5115 is connected to the external connection pipe 5116, so as to improve the liquid inlet effect of the external connection pipe 5116, external pipe 5116 establish with third mounting panel 5112 inside, improve external pipe 5116's fixed effect, electronic slider 5111, show that lamp plate 5113 and infrared distance meter 5114 all are connected with control panel 10 electricity, third mounting panel 5112 is the downward notch font of opening, and third mounting panel 5112 is parallel relation with location steel pipe 510, be favorable to improving the connection effect of third mounting panel 5112, infrared distance meter 5114 is on same level with second mounting panel 57 top flange center, and infrared distance meter 5114 initial face is on same vertical line with third mounting panel 5112 left end face, improve infrared distance meter 5114's distance monitoring effect.

The utility model provides a laminated floor truss steel bar positioning device through improvement, and the working principle is as follows;

firstly, when the equipment is used, the equipment is placed in a working area, and then the device is connected with an external power supply, so that the power supply required by the work of the equipment can be provided;

secondly, the worker sets the first casting film plate 2 and the second casting film plate 4 on the top of the bottom plate 1, then controls a motor inside the driving case 53 to drive the limiting wheel 52 to roll on the limiting guide rail 51 through the control panel 10, so that the limiting wheel 52 drives the driving case 53 to move back and forth to a proper position on the top of the first casting film plate 2, then controls the driving case 53 on the top of the second casting film plate 4 to move to a proper position synchronously through the control panel 10, then controls the supporting cylinder 54 and the electric sliding rod 56 on the top of the first casting film plate 2 and the second casting film plate 4 to extend or retract through the control panel 11, works through the laser positioner 512 and the laser receiver 513, the laser positioner 512 emits an alignment line to the laser receiver 513, and controls the limiting wheel 52, the supporting cylinder 54 and the electric sliding rod 56 to adjust and move through the control panel 11, after the laser receiver 513 accurately receives the alignment light, the second mounting plate 57 on the right side of the first casting diaphragm 2 and the second mounting plate 57 on the left side of the second casting diaphragm 4 are in the same horizontal position and height;

thirdly, a worker places one side of the positioning steel pipe 510 on the inner side of the pneumatic clamping jaw 59, controls the clamping jaw air cylinder 58 to work through the control panel 11 to drive the pneumatic clamping jaw 59 to move and clamp the positioning steel pipe 510, then installs the auxiliary mechanism 511 on the outer side of the positioning steel pipe 510, places the other side of the positioning steel pipe 510 inside the pneumatic clamping jaw 59 on one side of the second pouring diaphragm 4 through the same steps, controls the pneumatic clamping jaw 59 to clamp the positioning steel pipe 510, is beneficial to improving the positioning effect of the positioning steel pipe 510 and simultaneously is beneficial to improving the clamping effect of the positioning steel pipe 510, then drives the third mounting plate 5112 to move towards the left side on the top of the positioning steel pipe 51 through the electric sliding block 5111, tests and monitors the distance between the third mounting plate 5112 and the second mounting plate 57 through the infrared distance meter 5114, when the electric sliding block 5111 drives the third mounting plate 5112 to move to a proper position, the position is set as an initial position, then the control panel 11 controls the electric slider 5111 to drive the third mounting plate 5112 to move towards the right side on the top of the positioning steel pipe 51, at the moment, the infrared distance meter 5114 monitors the moving distance, after the distance is limited by the movement, the infrared distance meter 5114 transmits an electric signal to the control panel 11, the control panel 11 controls the display lamp plate 5113 to light, the spraying head 5115 is controlled to drive the marking pigment in the external pipe 5116 to spray out of the outer side of the positioning steel pipe 510, after the marking is finished, the control panel 11 continuously controls the electric slider 5111 to drive the third mounting plate 5112 to move to the next marking point, and then the marking work is continued, then the worker places the web member steel bar 6 at the marking point, fixes the transverse steel bar 7 on the cross bar at the bottom of the web member steel bar 6 by the prior art, then uses the prior measuring tool to detect the distance between the web member steel bar 6 and the top of the bottom plate 1, the supporting air cylinder 54 and the electric sliding rod 56 are controlled to drive the truss to move upwards or downwards to a proper height, so that the adjusting and mounting effects on the truss are improved;

fourthly, after all the web member steel bars 6 are completely installed, the worker controls the clamping jaw air cylinders 58 to drive the pneumatic clamping jaws 59 to loosen the positioning steel pipes 510 through the control panel 11, after the worker dismantles the second pouring membrane plate 4, the positioning steel pipes 510 are extracted, the surface of the positioning steel pipes 510 is cleaned, after the second pouring membrane plate 4 is installed, the driver box 53 is controlled to drive the first mounting plate 55 and the second mounting plate 57 to move to the next mounting position through the same steps, the web member steel bars 6 are installed again, the production positioning effect of the truss steel bars is favorably improved, after all the web member steel bars 6 are completely installed, the worker installs the rest pouring templates on the front side and the rear side of the first pouring membrane plate 2 and the second pouring membrane plate 4 through the clamping grooves 3, and then pouring work is carried out, and accordingly the composite floor slab is obtained.

The utility model provides a laminated floor truss steel bar positioning device through improvement, which is provided with a limiting guide rail 51 and a limiting wheel 52, is favorable for improving the horizontal adjustment effect of truss steel bars, is provided with a supporting cylinder 54 and an electric slide bar 56, is favorable for improving the height adjustment effect of the truss steel bars, is provided with a clamping jaw cylinder 58 and a pneumatic clamping jaw 59, is favorable for improving the clamping effect of a positioning steel pipe 510, is provided with a laser positioner 512 and a laser receiver 513, is favorable for improving the positioning effect of the positioning steel pipe 510, is provided with an electric slide block 5111 and an infrared distance meter 5114, is favorable for improving the positioning effect of the truss steel bars, is provided with a display lamp plate 5113 and a spraying head 5115, and is favorable for improving the positioning marking effect.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described, and the standard parts used in the present invention are all available on the market, the special-shaped parts can be customized according to the description and the accompanying drawings, the specific connection mode of each part adopts the conventional means of bolt and rivet, welding and the like mature in the prior art, the machinery, parts and equipment adopt the conventional type in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, and the details are not described herein.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (8)

1. A laminated floor truss steel bar positioning device comprises a bottom plate (1) and an electric wire (11), the left side of the top of the bottom plate (1) is fixedly connected with a first pouring membrane plate (2), the front and back end faces of the first pouring membrane plate (2) are respectively provided with a clamping groove (3), the right side of the top of the bottom plate (1) is fixedly connected with a second pouring diaphragm plate (4), a web member reinforcing steel bar (6) is arranged above the bottom plate (1), the cross bar at the bottom of the web member steel bar (6) is welded with the transverse steel bar (7), the top of the transverse steel bar (7) is welded with the longitudinal steel bar (8), the front side and the rear side of the web member reinforcing steel bar (6) are welded with reinforcing steel bars (9), the right end of the second pouring diaphragm plate (4) is bolted with the control panel (10), the rear end of the control panel (10) is fixedly connected with an electric wire (11), and the electric wire (11) is electrically connected with the control panel (10);

the method is characterized in that: the device is characterized by further comprising a positioning mechanism (5), wherein the positioning mechanism (5) is arranged at the top of the first pouring diaphragm plate (2), the positioning mechanism (5) comprises a limiting guide rail (51), a limiting wheel (52), a driving case (53), a supporting cylinder (54), a first mounting plate (55), an electric slide rod (56), a second mounting plate (57), a clamping jaw cylinder (58), a pneumatic clamping jaw (59), a positioning steel pipe (510), an auxiliary mechanism (511), a laser positioner (512) and a laser receiver (513), the middle sides of the tops of the first pouring diaphragm plate (2) and the second pouring diaphragm plate (4) are both in bolted connection with the limiting guide rail (51), the inner rail of the limiting guide rail (51) is in rolling connection with the limiting wheel (52), the top of the limiting wheel (52) is in rotating connection with the driving case (53), the top of the driving case (53) is in bolted connection with the supporting cylinder (54), the device is characterized in that a moving rod at the top of a supporting cylinder (54) is in bolted connection with a first mounting plate (55), the right end of the bottom of the first mounting plate (55) is in bolted connection with a fixed rod at the top of an electric slide rod (56), the moving rod at the bottom of the electric slide rod (56) is in bolted connection with a second mounting plate (57), the bottom of the second mounting plate (57) is in bolted connection with the top of a clamping jaw cylinder (58), an air rod at the right end of the clamping jaw cylinder (58) is in bolted connection with a pneumatic clamping jaw (59), the inner side wall of a clamping jaw at the right end of the pneumatic clamping jaw (59) is in contact with a positioning steel pipe (510), an auxiliary mechanism (511) is arranged at the outer side of a rod body of the positioning steel pipe (510), the right end face of the second mounting plate (57) on the right side of a first pouring membrane plate (2) is in bolted connection with a laser positioner (512), and the left end face of the second mounting plate (57) on the left side of a second pouring membrane plate (4) is in bolted connection with a laser receiver (513), the driving cabinet (53), the supporting cylinder (54), the electric sliding rod (56), the clamping jaw cylinder (58), the laser positioner (512) and the laser receiver (513) are all electrically connected with the control panel (10).

2. The device of claim 1, wherein: the auxiliary mechanism (511) comprises an electric sliding block (5111), a third mounting plate (5112), a display lamp plate (5113), an infrared distance meter (5114), a spraying nozzle (5115) and an external connecting pipe (5116), the outer side of the rod body of the positioning steel pipe (510) is connected with an electric sliding block (5111) in a sliding way, the top of the electric sliding block (5111) is connected with a third mounting plate (5112) through a bolt, the middle side of the top of the third mounting plate (5112) is connected with a display lamp plate (5113) through bolts, the left side of the top of the third mounting plate (5112) is connected with an infrared distance measuring instrument (5114) through a bolt, the left end surface of the third mounting plate (5112) is connected with the spraying head (5115) through a bolt, a liquid inlet at the right end of the spray head (5115) is connected with an external pipe (5116) through a pipeline, the external pipe (5116) is arranged inside the third mounting plate (5112), and the electric sliding block (5111), the display lamp plate (5113) and the infrared distance meter (5114) are electrically connected with the control panel (10).

3. The device of claim 1, wherein: the driving case (53) is respectively parallel to the first pouring diaphragm plate (2) and the first mounting plate (55), and four sets of limiting wheels (52) are arranged at the bottom of the driving case (53).

4. The device of claim 1, wherein: the second mounting plate (57) is L-shaped, and the left end face of a convex block at the top of the second mounting plate (57) and the side wall of the electric slide bar (56) are positioned on the same vertical line.

5. The device of claim 1, wherein: the diameter of the positioning steel pipe (510) is the same as the diameter and the length of a circular groove at the top of the web member steel bar (6), and the positioning steel pipe (510) is perpendicular to the first pouring diaphragm plate (2).

6. The device of claim 1, wherein: the electric sliding rods (56) on the left side and the right side of the positioning steel pipe (510) are mutually connected in series in a circuit mode, and the laser positioner (512) and the laser receiver (513) are located on the same horizontal height.

7. The composite floor truss rebar positioning device of claim 2, wherein: the third mounting plate (5112) is in a shape of a Chinese character 'ao' with a downward opening, and the third mounting plate (5112) and the positioning steel pipe (510) are in a parallel relation.

8. The composite floor truss rebar positioning device of claim 2, wherein: the infrared distance measuring instrument (5114) and the center of the convex plate at the top of the second mounting plate (57) are at the same horizontal height, and the initial surface of the infrared distance measuring instrument (5114) and the left end surface of the third mounting plate (5112) are positioned on the same vertical line.

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