CN114197650A - Perpendicular connection structure of steel bar truss building carrier plate and concrete beam - Google Patents
Perpendicular connection structure of steel bar truss building carrier plate and concrete beam Download PDFInfo
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- CN114197650A CN114197650A CN202111552901.8A CN202111552901A CN114197650A CN 114197650 A CN114197650 A CN 114197650A CN 202111552901 A CN202111552901 A CN 202111552901A CN 114197650 A CN114197650 A CN 114197650A
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- truss
- concrete beam
- steel bar
- steel
- fixedly connected
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/16—Load-carrying floor structures wholly or partly cast or similarly formed in situ
- E04B5/17—Floor structures partly formed in situ
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces
- E04C3/20—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of concrete or other stone-like material, e.g. with reinforcements or tensioning members
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
- G01C9/10—Measuring inclination, e.g. by clinometers, by levels by using rolling bodies, e.g. spheres, cylinders, mercury droplets
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
- G01C9/10—Measuring inclination, e.g. by clinometers, by levels by using rolling bodies, e.g. spheres, cylinders, mercury droplets
- G01C2009/107—Measuring inclination, e.g. by clinometers, by levels by using rolling bodies, e.g. spheres, cylinders, mercury droplets spheres
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
The invention discloses a vertical connecting structure of a steel bar truss floor bearing plate and a concrete beam, which comprises a steel bar truss floor bearing plate body arranged on the concrete beam, wherein the steel bar truss floor bearing plate body comprises a bottom plate and a top plate, a plurality of truss lower reinforcing steel bars and truss upper reinforcing steel bars are respectively and fixedly connected to the upper end surface of the bottom plate and the lower end surface of the top plate in a horizontal mode, and the adjacent two truss upper reinforcing steel bars and the corresponding truss lower reinforcing steel bar are arranged in a V-shaped mode. The steel bar truss floor bearing plate is fixed on the reinforced concrete beam by adopting the embedded parts and reinforcing and welding the embedded parts by using the angle steel, so that the problem that instability is easily caused due to insufficient stability between the truss and the concrete beam is solved, the steel bar truss floor bearing plate and the reinforced concrete beam are effectively connected into a whole by adding the anchoring steel bars, the stress is jointly applied, and the condition that the plate surface at the lap joint is easy to crack is avoided.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a vertical connecting structure of a steel bar truss floor bearing plate and a concrete beam.
Background
The building construction field, in large-span structure, when steel bar truss building carrier plate is connected with the reinforced concrete roof beam, lay steel bar truss building carrier plate usually with steel bar truss building carrier plate and girder steel upper portion, carry out fixed connection through toggle bolt and girder steel, local toggle bolt bearing is too big, the fixed unstability that easily causes of lap joint node of long-time back toggle bolt and girder steel of using, and the fracture condition easily appears in lap joint department face, thereby there is certain potential safety hazard, for this reason, we propose a steel bar truss building carrier plate and concrete roof beam's perpendicular connection structure and solve above-mentioned problem.
Disclosure of Invention
The invention aims to solve the problem that the plate surface at the lap joint is easy to crack when a steel bar truss floor bearing plate is connected with a reinforced concrete beam in the prior art, and provides a vertical connection structure of the steel bar truss floor bearing plate and the concrete beam.
In order to achieve the purpose, the invention adopts the following technical scheme:
a vertical connecting structure of a steel bar truss floor bearing plate and a concrete beam comprises a steel bar truss floor bearing plate body arranged on the concrete beam, wherein the steel bar truss floor bearing plate body comprises a bottom plate and a top plate, the upper end surface of the bottom plate and the lower end surface of the top plate are respectively and fixedly connected with a plurality of truss lower reinforcing steel bars and truss upper reinforcing steel bars horizontally, two adjacent truss upper reinforcing steel bars and one corresponding truss lower reinforcing steel bar are arranged in a V shape, one ends of the truss upper reinforcing steel bars and the truss lower reinforcing steel bars, which are far away from the steel bar truss floor bearing plate body, are horizontally embedded and anchored in the concrete beam, the side wall of the concrete beam is fixedly connected with a plurality of embedded parts horizontally, the embedded parts are fixedly connected with the lower end surface of the bottom plate through angle steel, one ends of the corresponding truss upper reinforcing steel bars, which are far away from the concrete beam, are connected with an installation block through a locking mechanism, and the lower side inside of the installation block is horizontally provided with a cylindrical groove in a flat manner, and the horizontal axis of the center of a circle of the cylindrical groove is horizontal to the upper reinforcing steel bar of the truss, a cylindrical barrel is coaxially and slidably connected in the cylindrical groove, a balancing weight is fixedly connected to the inner bottom wall of the cylindrical barrel, a horizontal barrel is horizontally and fixedly connected to the middle of the cylindrical barrel, and a horizontal monitoring mechanism is arranged in the horizontal barrel.
Further, vertical fixedly connected with riser between bottom plate and the roof, and riser lateral wall level run through set up a plurality of with truss upper portion reinforcing bar, truss lower part reinforcing bar complex passageway, adjacent equal fixedly connected with web member reinforcing bar between truss lower part reinforcing bar and the truss upper portion reinforcing bar.
Further, every the built-in fitting all includes pre-buried steel sheet, every four embedded bars of equal horizontal symmetry fixedly connected with in pre-buried steel sheet lateral wall middle part, and the equal horizontal pre-buried anchor of many embedded bars is in the concrete beam, and is a plurality of the pre-buried steel sheet lateral wall all with angle steel fixed connection, and angle steel up end and bottom plate lower terminal surface fixed connection.
Further, the embedded steel plates are steel plates with the thickness of 10mm and the side length of 200mm, a plurality of embedded steel bars are steel bars with the length of 240mm and the diameter of 12mm, the interval between every two adjacent embedded parts is 500mm, and the lengths of the upper steel bars of the trusses and the lower steel bars of the trusses anchored in the concrete beam and the steel bar truss floor bearing plate body are La and 1.6La respectively.
Further, locking mechanism includes the through-hole that the level was seted up in the installation piece, and through-hole and truss upper portion reinforcing bar sliding connection, set up the spout with the through-hole intercommunication in the installation piece, symmetrical horizontal sliding connection has splint in the spout, the level is seted up the horizontal groove with the bottom wall intercommunication in the spout in the installation piece, horizontal inslot level is rotated and is installed two-way threaded rod, two-way threaded rod internal symmetry thread bush is equipped with two nut seats, and two base plate lower extremes all with the nut seat fixed connection that corresponds.
Furthermore, the mounting block lateral wall is seted up the protection groove that corresponds with the horizontal groove, the one end of two-way threaded rod extends to the protection inslot, two-way threaded rod is located the first carousel of the coaxial fixedly connected with of protection inslot one end.
Further, the arc wall that horizontal monitoring mechanism set up in the middle part of the bottom wall in the horizontal cylinder, sliding connection has the ball of making by conducting material in the arc wall, symmetrical sliding connection has first conducting block and second conducting block in the horizontal cylinder, and the arc wall is located between first conducting block and the second conducting block, first alarm and the second alarm that installation piece lateral wall fixedly connected with corresponds with first conducting block and second conducting block respectively, the ball lateral wall passes through wire and external power supply output electric connection, first conducting block, second conducting block respectively through wire and first alarm, second alarm and external power supply input electric connection that correspond.
Furthermore, the equal horizontal fixedly connected with one-way threaded rod in a side that first conducting block, second conducting block kept away from each other, every the one end that arc wall was kept away from to one-way threaded rod all runs through horizontal cylinder, horizontal cylinder and installation piece lateral wall in proper order and extends to outside the installation piece, every one-way threaded rod is located the equal coaxial fixedly connected with second carousel of the outer one end of installation piece, all be equipped with in installation piece, the cylinder section of thick bamboo and the horizontal cylinder with one-way threaded rod complex thread bush.
The invention has the advantages that:
1: the steel bar truss floor bearing plate is fixed on the reinforced concrete beam by adopting the embedded parts and reinforcing and welding the embedded parts by using the angle steel, so that the problem that instability is easily caused due to insufficient stability between the truss and the concrete beam is solved, the steel bar truss floor bearing plate and the reinforced concrete beam are effectively connected into a whole by adding the anchoring steel bars, the stress is jointly applied, and the condition that the plate surface at the lap joint is easy to crack is avoided.
2: according to the invention, the horizontal state of the upper part steel bar of the truss can be monitored in real time by arranging the horizontal monitoring mechanism, so that the upper part steel bar of the truss is prevented from inclining during construction, and the connection stability between the truss and the concrete beam is improved.
3: according to the invention, the position of the ball in the horizontal cylinder can be conveniently adjusted by arranging the one-way threaded rod, and the use is convenient.
4: according to the invention, the gravity center of the cylindrical barrel is always unchanged relative to the horizontal barrel by arranging the balancing weight, namely, when the reinforcing steel bar on the upper part of the truss is in a horizontal state and rotates, the ball is always positioned in the arc-shaped groove, so that the stability and the monitoring accuracy of the horizontal monitoring mechanism can be improved.
Drawings
Fig. 1 is a schematic structural view of a vertical connection structure of a steel bar truss floor deck and a concrete beam according to the present invention;
fig. 2 is a schematic side structural view of a steel bar truss floor support plate body in the vertical connection structure of the steel bar truss floor support plate and a concrete beam according to the present invention;
FIG. 3 is a schematic structural diagram of an embedded part in a vertical connection structure of a steel bar truss floor support plate and a concrete beam, which is provided by the invention;
FIG. 4 is a schematic side structure view of an embedded part in a vertical connection structure of a steel bar truss floor support plate and a concrete beam, which is provided by the invention;
fig. 5 is a schematic view of an internal structure of a mounting block in a vertical connection structure of a steel bar truss floor deck and a concrete beam according to the present invention;
fig. 6 is a sectional structural schematic view of an installation block in a vertical connection structure of a steel bar truss floor support plate and a concrete beam according to the present invention.
In the figure: 1 concrete beam, 2 steel bar truss floor deck plate bodies, 201 bottom plates, 202 vertical plates, 203 top plates, 204 truss lower reinforcing steel bars, 205 truss upper reinforcing steel bars, 206 web member reinforcing steel bars, 3 embedded steel plates, 4 embedded reinforcing steel bars, 5 angle steel, 6 mounting blocks, 7 through holes, 8 sliding grooves, 9 horizontal grooves, 10 bidirectional threaded rods, 11 nut seats, 12 clamping plates, 13 protection grooves, 14 first turntables, 15 cylindrical grooves, 16 cylindrical barrels, 17 balancing weights, 18 horizontal barrels, 19 arc-shaped grooves, 20 first conductive blocks, 21 second conductive blocks, 22 unidirectional threaded rods, 23 threaded sleeves, 24 second turntables, 25 first warning devices, 26 second warning devices and 27 balls.
Detailed Description
Referring to fig. 1-6, a vertical connection structure of a steel bar truss floor bearing plate and a concrete beam comprises a steel bar truss floor bearing plate body 2 installed on the concrete beam 1, wherein the steel bar truss floor bearing plate body 2 comprises a bottom plate 201 and a top plate 203, a plurality of truss lower reinforcing steel bars 204 and truss upper reinforcing steel bars 205 are respectively and fixedly connected to the upper end surface of the bottom plate 201 and the lower end surface of the top plate 203 horizontally, two adjacent truss upper reinforcing steel bars 205 and a corresponding truss lower reinforcing steel bar 204 are installed in a V shape, one ends of the plurality of truss upper reinforcing steel bars 205 and truss lower reinforcing steel bars 204 far away from the steel bar truss floor bearing plate body 2 are both horizontally embedded and anchored in the concrete beam 1, a plurality of embedded parts are fixedly embedded in the side wall of the concrete beam 1 horizontally, the plurality of embedded parts are fixedly connected with the lower end surface of the bottom plate 201 through angle steel 5, one end of the corresponding truss upper reinforcing steel bar 205 far away from the concrete beam 1 is connected with an installation block 6 through a locking mechanism, cylindrical groove 15 has been seted up to the inside downside level of installation piece 6, and the horizontal axis in centre of a circle and the 205 levels of truss upper portion reinforcing bar in cylindrical groove 15, and coaxial sliding connection has a cylinder section of thick bamboo 16 in the cylindrical groove 15, and the diapire fixedly connected with balancing weight 17 in the cylinder section of thick bamboo 16, the horizontal fixed connection in 16 middle parts of the cylinder section of thick bamboo has a horizontal cylinder 18, is equipped with level monitoring mechanism in the horizontal cylinder 18.
Vertical fixedly connected with riser 202 between bottom plate 201 and the roof 203, and riser 202 lateral wall level run through set up a plurality ofly with truss upper portion reinforcing bar 205, truss lower part reinforcing bar 204 complex passageway, equal fixedly connected with web member reinforcing bar 206 between adjacent truss lower part reinforcing bar 204 and the truss upper portion reinforcing bar 205.
Every built-in fitting all includes pre-buried steel sheet 3, and four embedded steel bars 4 of 3 lateral walls of every pre-buried steel sheet equal horizontal symmetry fixedly connected with in the middle part, and the embedded anchor of the equal level of many embedded steel bars 4 is in concrete beam 1, 3 lateral walls of a plurality of pre-buried steel sheets all with 5 fixed connection of angle steel, and 5 up end of angle steel and bottom plate 201 lower terminal surface fixed connection.
The embedded steel plates 3 are steel plates with the thickness of 10mm and the side length of 200mm, the embedded steel bars 4 are steel bars with the length of 240mm and the diameter of 12mm, the interval between every two adjacent embedded parts is 500mm, and the lengths of the upper steel bars 205 and the lower steel bars 204 of each truss anchored in the concrete beam 1 and the steel bar truss floor bearing plate body 2 are La and 1.6La respectively.
Locking mechanism includes through-hole 7 that the level was seted up in installation piece 6, and through-hole 7 and truss upper portion reinforcing bar 205 sliding connection, set up the spout 8 with through-hole 7 intercommunication in the installation piece 6, the horizontal sliding connection of symmetry has splint 12 in the spout 8, the horizontal flat-open of installation piece 6 water is equipped with the horizontal groove 9 with the diapire intercommunication in the spout 8, horizontal rotation installs two-way threaded rod 10 in the horizontal groove 9, the symmetry thread bush is equipped with two nut seats 11 in the two-way threaded rod 10, and two nut seats 11 respectively the threaded bush is established on two sections reverse screw on two-way threaded rod 10, and two splint 12 lower extremes all with the nut seat 11 fixed connection that corresponds.
The horizontal monitoring mechanism comprises an arc-shaped groove 19 formed in the middle of the bottom wall of a horizontal cylinder 18, a ball 27 made of a conductive material is connected in the arc-shaped groove 19 in a sliding mode, a first conductive block 20 and a second conductive block 21 are connected in the horizontal cylinder 18 in a sliding mode, the arc-shaped groove 19 is located between the first conductive block 20 and the second conductive block 21, a first warning device 25 and a second warning device 26 which are respectively fixedly connected with the side wall of the installation block 6 and correspond to the first conductive block 20 and the second conductive block 21 are respectively connected with the side wall of the installation block, the side wall of the ball 27 is electrically connected with an external power output end through a wire, the first conductive block 20, the second conductive block 21 is respectively connected with the corresponding first warning device 25 through a wire, the second warning device 26 and the external power input end.
First conducting block 20, the equal horizontal fixedly connected with one-way threaded rod 22 in a side that second conducting block 21 kept away from each other, the one end that arc 19 was kept away from to every one-way threaded rod 22 all runs through horizontal cylinder 18 in proper order, horizontal cylinder 18 and installation piece 6 lateral wall and extend to outside the installation piece 6, every one-way threaded rod 22 is located the equal coaxial fixedly connected with second carousel 24 of the outer one end of installation piece 6, all be equipped with in installation piece 6, cylinder 16 and the horizontal cylinder 18 with one-way threaded rod 22 complex thread bush 23.
When the invention is used, firstly, the steel bar truss floor bearing plate body 2 is assembled and constructed, then, the exposed ends of the plurality of truss upper reinforcing steel bars 205 and the truss lower reinforcing steel bars 204 in the steel bar truss floor bearing plate body 2 are horizontally inserted into a concrete mould, simultaneously, a plurality of embedded parts are embedded in the concrete mould, then, the concrete beam construction is carried out, in the process, firstly, the mounting block 6 is fixedly connected with the corresponding truss upper reinforcing steel bars 205 through a locking mechanism, namely, the mounting block 6 is sleeved on the truss upper reinforcing steel bars 205 through the through hole 7, the first rotary disc 14 is rotated, the first rotary disc 14 drives the bidirectional threaded rod 10 to rotate, the bidirectional threaded rod 10 drives the two nut seats 11 and the base plate 12 to mutually approach, thereby, the truss upper reinforcing steel bars 205 are clamped and fixed, then, the two second rotary discs 24 are simultaneously rotated, the second rotary discs 24 drive the corresponding unidirectional threaded rods 22 to rotate, under the coordination of the corresponding thread sleeve 23, the one-way threaded rod 22 drives the corresponding first conductive block 20 and the second conductive block 21 to approach each other, thereby pushing the balls 27 to move into the arc-shaped grooves 19, and then reversely rotating the two second rotating discs 24 to make the first conductive blocks 20 and the second conductive blocks 21 move away from each other, the balls 27 are always located in the arc-shaped grooves 19 when the truss upper reinforcement 205 is kept horizontal, the first and second alarms 25 and 26 are kept still, and if the truss upper reinforcement 205 is found to be inclined, the center of the ball 27 is found to be offset from the arc-shaped slot 19, the ball 27 rolls toward the end of the truss upper reinforcement 205 inclined downward and is conducted against the corresponding first conductive piece 20 or second conductive piece 21, the corresponding first alarm 25 or the second alarm 26 sends out an alarm signal, so that workers on site can adjust the upper steel bars 205 of the truss and the floor support plate body 2 of the steel bar truss in time.
It is worth noting that under the action of gravity of the balancing weight 17 in the cylindrical barrel 16, the gravity center of the cylindrical barrel 16 is always unchanged relative to the horizontal barrel 18, and even if the steel bar 205 on the upper portion of the truss is in a horizontal state and rotates, the horizontal barrel 18 is always unchanged, the ball 27 is always located in the arc-shaped groove 19, so that the stability and the monitoring accuracy of the horizontal monitoring mechanism can be improved.
Claims (8)
1. A vertical connecting structure of a steel bar truss floor bearing plate and a concrete beam comprises a steel bar truss floor bearing plate body (2) installed on the concrete beam (1), and is characterized in that the steel bar truss floor bearing plate body (2) comprises a bottom plate (201) and a top plate (203), a plurality of truss lower reinforcing steel bars (204) and truss upper reinforcing steel bars (205) are horizontally and fixedly connected to the upper end face of the bottom plate (201) and the lower end face of the top plate (203) respectively, two adjacent truss upper reinforcing steel bars (205) and a corresponding truss lower reinforcing steel bar (204) are installed in a V shape, one ends, far away from the steel bar truss floor bearing plate body (2), of the truss upper reinforcing steel bars (205) and the truss lower reinforcing steel bars (204) are horizontally embedded and anchored in the concrete beam (1) in a pre-buried mode, a plurality of embedded parts are horizontally and fixedly connected to the side wall of the concrete beam (1), and the embedded parts are fixedly connected with the lower end face of the bottom plate (201) through angle steel (5), the concrete beam (1) is kept away from to the corresponding truss upper portion reinforcing bar (205) one end is connected with installation piece (6) through locking mechanism, cylindrical groove (15) have been seted up to the inside downside level of installation piece (6), and the centre of a circle horizontal axis of cylindrical groove (15) and truss upper portion reinforcing bar (205) level, coaxial sliding connection has a cylinder section of thick bamboo (16) in cylinder groove (15), the diapire fixedly connected with balancing weight (17) in cylinder section of thick bamboo (16), the horizontal fixed connection in cylinder section of thick bamboo (16) middle part has a horizontal section of thick bamboo (18), be equipped with level monitoring mechanism in horizontal section of thick bamboo (18).
2. The vertical connection structure of a steel bar truss floor deck and a concrete beam as claimed in claim 1, wherein a vertical plate (202) is fixedly connected between the bottom plate (201) and the top plate (203), a plurality of channels matched with the truss upper steel bars (205) and the truss lower steel bars (204) are horizontally arranged on the side wall of the vertical plate (202) in a penetrating manner, and web member steel bars (206) are fixedly connected between the adjacent truss lower steel bars (204) and the truss upper steel bars (205).
3. The vertical connecting structure of the steel bar truss floor bearing plate and the concrete beam as claimed in claim 1, wherein each embedded part comprises an embedded steel plate (3), the middle part of the side wall of each embedded steel plate (3) is horizontally and symmetrically fixedly connected with four embedded steel bars (4), a plurality of embedded steel bars (4) are horizontally embedded and anchored in the concrete beam (1), the side walls of the embedded steel plates (3) are fixedly connected with angle steel (5), and the upper end face of the angle steel (5) is fixedly connected with the lower end face of the bottom plate (201).
4. The structure of claim 3, wherein the embedded steel plates (3) are steel plates with the thickness of 10mm and the side length of 200mm, the embedded steel bars (4) are steel bars with the length of 240mm and the diameter of 12mm, the interval between every two adjacent embedded parts is 500mm, and the length of each truss upper steel bar (205) and each truss lower steel bar (204) anchored in the concrete beam (1) and the steel bar truss floor bearing plate body (2) is La and 1.6La respectively.
5. The vertical connecting structure of a steel bar truss floor bearing plate and a concrete beam as claimed in claim 1, wherein the locking mechanism comprises a through hole (7) horizontally formed in a mounting block (6), the through hole (7) is slidably connected with a steel bar (205) on the upper portion of the truss, a sliding groove (8) communicated with the through hole (7) is formed in the mounting block (6), clamping plates (12) are symmetrically and horizontally slidably connected in the sliding groove (8), a horizontal groove (9) communicated with the bottom wall of the sliding groove (8) is horizontally formed in the mounting block (6), a bidirectional threaded rod (10) is horizontally rotatably mounted in the horizontal groove (9), two nut seats (11) are symmetrically sleeved in the bidirectional threaded rod (10), and the lower ends of the two clamping plates (12) are fixedly connected with the corresponding nut seats (11).
6. The vertical connecting structure of the steel bar truss floor deck and the concrete beam as claimed in claim 5, wherein a protective groove (13) corresponding to the horizontal groove (9) is formed in the side wall of the mounting block (6), one end of the bidirectional threaded rod (10) extends into the protective groove (13), and the bidirectional threaded rod (10) is positioned in the protective groove (13) and is coaxially and fixedly connected with the first rotary table (14).
7. The vertical connection structure of a steel bar truss floor bearing plate and a concrete beam as claimed in claim 1, wherein the horizontal monitoring mechanism comprises an arc-shaped groove (19) formed in the middle of the bottom wall of a horizontal cylinder (18), a ball (27) made of a conductive material is connected in the arc-shaped groove (19) in a sliding manner, a first conductive block (20) and a second conductive block (21) are connected in the horizontal cylinder (18) in a sliding manner, the arc-shaped groove (19) is located between the first conductive block (20) and the second conductive block (21), the side wall of the installation block (6) is fixedly connected with a first warning indicator (25) and a second warning indicator (26) corresponding to the first conductive block (20) and the second conductive block (21), the side wall of the ball (27) is electrically connected with an external power output end through a wire, and the first conductive block (20) and the second conductive block (21) are respectively connected with the corresponding first warning indicator (25) and the corresponding second warning indicator (26) through a wire, The second alarm (26) is electrically connected with the external power input end.
8. The vertical connecting structure of the steel bar truss floor bearing plate and the concrete beam as claimed in claim 7, wherein one side surface, away from each other, of the first conducting block (20) and the second conducting block (21) is horizontally and fixedly connected with a one-way threaded rod (22), one end, away from the arc-shaped groove (19), of each one-way threaded rod (22) sequentially penetrates through the side walls of the horizontal cylinder (18), the horizontal cylinder (18) and the mounting block (6) and extends out of the mounting block (6), one end, located outside the mounting block (6), of each one-way threaded rod (22) is coaxially and fixedly connected with a second rotary table (24), and threaded sleeves (23) matched with the one-way threaded rods (22) are arranged in the mounting block (6), the cylindrical cylinder (16) and the horizontal cylinder (18).
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CN114197650B (en) | 2022-09-13 |
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