CN113958052B - Disassembly-free bottom die steel bar truss floor support plate connecting piece - Google Patents
Disassembly-free bottom die steel bar truss floor support plate connecting piece Download PDFInfo
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- CN113958052B CN113958052B CN202111396550.6A CN202111396550A CN113958052B CN 113958052 B CN113958052 B CN 113958052B CN 202111396550 A CN202111396550 A CN 202111396550A CN 113958052 B CN113958052 B CN 113958052B
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- connecting piece
- hole
- external wall
- steel bar
- inner cavity
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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
- E04B5/32—Floor structures wholly cast in situ with or without form units or reinforcements
- E04B5/36—Floor structures wholly cast in situ with or without form units or reinforcements with form units as part of the floor
- E04B5/38—Floor structures wholly cast in situ with or without form units or reinforcements with form units as part of the floor with slab-shaped form units acting simultaneously as reinforcement; Form slabs with reinforcements extending laterally outside the element
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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
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/76—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/16—Auxiliary parts for reinforcements, e.g. connectors, spacers, stirrups
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Acoustics & Sound (AREA)
- Building Environments (AREA)
Abstract
The invention discloses a disassembly-free bottom die steel bar truss floor support plate connecting piece, and belongs to the technical field of assembly type buildings. When the external wall protection nail is used for an external wall, the external wall protection nails can have the force points in the inner cavity of the device through the snake-shaped connecting ribs which are continuously staggered at the outer ends of the external wall heat preservation nails, so that the loss of the force points of the external wall protection nails caused by thermal expansion and cold contraction is avoided, and the stability of the external wall protection nails in the device is reduced; when the connecting disc is used for an inner wall, the connecting disc is removed, and the inner wall does not need to be added with external wall heat insulation nails, so that the weight of the whole device can be reduced, the occupied area is small, and the construction cost of the device is reduced; when used for floor, the quantity of the longitudinal hollow grooves at the transverse end and the bottom rib grooves is reduced when the connecting disc is dismantled, the length of the whole device is shortened, the positions of the hollow grooves and the hollow grooves are exchanged, water is enabled to flow into the inner cavity of the hollow grooves when the floor is permeated, the transverse longitudinal ribs are prevented from being directly contacted with water, and the service life of the device is prolonged.
Description
Technical Field
The invention relates to the technical field of assembly type buildings, in particular to a disassembly-free bottom die steel bar truss building support plate connecting piece.
Background
The floor slab of the traditional building needs to be erected and reinforced with the templates and then poured with concrete, and the templates are removed in the later period, so that the procedures are complicated, the construction period is influenced, the material loss is serious, the fund and the labor are wasted, and the environment is polluted easily. One type of solution to the problems is to use an assembled prefabricated composite floor slab, but the prefabricated composite floor slab has high cost and is generally higher than the traditional cast-in-situ building, and meanwhile, the embedded bars of the prefabricated composite floor slab are easy to generate cross contradiction with the beam and column bars, thereby bringing inconvenience to site construction.
Patent number CN201821559311.1 discloses an assembled steel bar truss building carrier plate connecting piece, including the connecting piece body, connecting piece body one side is equipped with two draw-in grooves of connecting truss web member muscle and lower chord muscle, the bottom of connecting piece body is equipped with and is used for connecting die block board complex mounting hole, be provided with the fastener in the mounting hole, draw-in groove one side is provided with the bayonet lock. The U-shaped connecting piece is characterized in that the connecting piece body is U-shaped, the connecting piece body comprises a left side face, a right side face and a bottom face, the shape of the left side face is identical to that of the right side face, and through holes in round, triangular and trapezoid shapes are correspondingly formed in the left side face and the right side face; the patent has the advantages of simple structure, convenient transportation and greatly improved construction efficiency; but the same device cannot be applied to the assembly construction of inner walls, outer walls and floors.
In view of the above, we propose a disassembly-free bottom die steel bar truss floor support plate connecting piece.
Disclosure of Invention
Technical problem to be solved
The invention aims to provide a disassembly-free bottom die steel bar truss floor support plate connecting piece, which solves the problems in the prior art.
Technical proposal
The utility model provides a exempt from to tear open die block steel bar truss building carrier plate connecting piece, includes connection pad, truss and outer wall heat preservation nail, the both sides of truss all are connected with the connection pad, the truss includes support body, the vertical fretwork groove of horizontal end, end muscle recess, linking piece and runs through the chamber, the edge both ends of support body all arrange and set up the vertical fretwork groove of horizontal end, the inner chamber bottom symmetry in the vertical fretwork groove of horizontal end sets up end muscle recess, the front end and the equal bilateral symmetry in rear end of support body set up the linking piece, the inner chamber of the vertical fretwork groove of horizontal end transversely runs through and sets up and run through the chamber.
Preferably, the linking piece includes connecting piece, screw preformed hole and jack-up recess, the lateral surface of connecting piece transversely runs through and sets up the screw preformed hole, jack-up recess is seted up on the top of connecting piece, in the device that is applicable to the outer wall, the outer heated board carries out screw thread fit through fixing nut and the inner chamber of screw preformed hole, make the heated board can be stable fix in one side of device, the inner chamber of jack-up recess is run through to the one end of the vertical horizontal muscle that will need carry out the frame, because of the upper end breach width of jack-up recess is less than the lower extreme circular slot, makes vertical horizontal muscle can not carry out the angular offset, has guaranteed the stability of vertical horizontal muscle one side in the device.
Preferably, the connecting piece further comprises hollow grooves and through holes, the through holes are formed between the hollow grooves, concrete can be infused into the inner cavities of the hollow grooves, and the hollow grooves penetrate through the inner cavities of the connecting piece, so that the concrete can strengthen the inner sides of the fixing nuts, and the situation that the fixing nuts slide due to long-time placement is avoided.
Preferably, the diameter of the through hole is not smaller than the opening width of the through cavity, the through hole longitudinally penetrates through one side of the connecting piece and can be penetrated with external wall heat preservation nails, and under the condition of external wall arrangement, the external wall heat preservation nails can be added, so that the ageing resistance, the temperature shock resistance, the corrosion resistance, the cold resistance and the heat resistance of the device can be improved, the bearing capacity is high, the pressure bearing performance is high, and the tensile property is good; the anti-vibration coating is not easy to deform after being loaded, has the effects of moisture resistance and vibration damping, and has good thermal insulation.
Preferably, the jacking groove is a U-shaped groove, the largest opening of the inner cavity of the jacking groove is consistent with the opening diameter of the through hole, the diameter of the longitudinal transverse rib is limited, the longitudinal transverse rib with overlarge diameter is prevented from being inserted into the inner cavity of the device, and the occurrence of heat expansion and cold contraction is avoided.
Preferably, the connection pad includes the disk body, connecting hole and outer ring hole of seting up, the connecting hole is seting up in the centre of disk body, four groups of outer ring hole are seting up to the outer ring annular array of connecting hole, adopt welded fastening's mode to carry out fixed connection between the two, when the device is used for the outer wall setting, increase the connection pad and make the inner chamber of whole device steadily run through outer wall heat preservation nail, and adopt welded fastening between connection pad and the truss, the device can promote its stability in the in-process of using, and increase the life of device.
Preferably, the connecting hole penetrates through the through hole, so that the connecting disc and the truss are integrated, and the connecting disc and the truss are fixedly connected in a welding and fixing mode.
Preferably, the inner cavity of the connecting hole is penetrated and inserted with an external wall heat preservation nail, and the external wall heat preservation nail penetrates through the inner cavity of the penetrating cavity longitudinally after penetrating through the connecting hole and the penetrating hole.
Preferably, the outer ring of the external wall heat preservation nail is surrounded and sleeved with the snakelike connecting rib, the snakelike connecting rib is continuously staggered at the outer end of the external wall heat preservation nail, the protruding points of the snakelike connecting rib are attached to the inner cavity wall penetrating through the cavity, the snakelike connecting rib is continuously staggered at the outer end of the external wall heat preservation nail, so that the external wall protection nail can have an acting point in the inner cavity of the device, the situation that the acting point of the external wall protection nail is lost under the condition of thermal expansion and cold contraction is avoided, and the stability of the external wall protection nail in the device is reduced.
Advantageous effects
Compared with the prior art, the invention has the advantages that:
1. The outer insulation board is in threaded fit with the inner cavity of the screw preformed hole through the fixing nut, so that the insulation board can be stably fixed on one side of the device, one end of the longitudinal transverse rib to be erected penetrates through the inner cavity of the jacking groove, and the upper end notch width of the jacking groove is smaller than that of the lower end circular groove, so that the longitudinal transverse rib cannot be subjected to angle deviation, and the stability of one side of the longitudinal transverse rib in the device is guaranteed.
2. The hollow groove that sets up can be to its inner chamber infusion concrete, because of the inner chamber of hollow groove through connecting piece, makes the concrete consolidate fixing nut's inboard, avoids it to lead to gliding condition to take place because of placing for a long time.
3. Under the condition that the outer wall is provided, the anti-aging, temperature shock resistance, corrosion resistance, cold resistance and heat resistance of the device can be improved through the added outer wall heat preservation nails, and the device is high in bearing capacity, high in pressure bearing and good in tensile property; the anti-vibration coating is not easy to deform after being loaded, has the effects of moisture resistance and vibration damping, and has good thermal insulation.
4. Through the snakelike connecting rib of continuous crisscross setting in outer wall heat preservation nail outer end, will make outer wall protection nail can exist the impetus at the device inner chamber, avoid outer wall protection nail to lead to its impetus to miss under the circumstances of expend with heat and contract with cold, make the stability of outer wall protection nail in the device reduce.
5. When the connecting disc is used for an inner wall, the connecting disc is removed, and because the inner wall does not need to be provided with external wall heat preservation nails, the weight of the whole device can be reduced, the occupied area is small, and the construction cost of the device is reduced.
6. When used for floor, the quantity of the longitudinal hollow grooves at the transverse end and the bottom rib grooves is reduced when the connecting disc is dismantled, the length of the whole device is shortened, the positions of the hollow grooves and the hollow grooves are exchanged, water is enabled to flow into the inner cavity of the hollow grooves when the floor is permeated, the transverse longitudinal ribs are prevented from being directly contacted with water, and the service life of the device is prolonged.
Drawings
FIG. 1 is a schematic view of the overall structure of a bottom mold-free steel bar truss floor carrier plate connector suitable for an outer wall;
FIG. 2 is a schematic illustration of the insertion of heat preservation nails of the outer wall of the connector of the bottom mold-free steel bar truss floor support plate of the invention;
FIG. 3 is a schematic view of the overall structure of a bottom mold-free steel bar truss floor carrier plate connector suitable for an inner wall;
fig. 4 is a schematic diagram of the overall structure of the disassembly-free bottom die steel bar truss floor support plate connecting piece suitable for a floor slab.
The reference numerals in the figures illustrate: 1. a connecting disc; 11. a tray body; 12. a connection hole; 13. an annular hole is formed outside; 2. truss; 21. a frame body; 22. a transverse end is longitudinally hollowed; 23. a bottom rib groove; 24. a linking member; 241. a connecting piece; 242. a screw preformed hole; 243. jacking up the groove; 244. a hollow groove; 245. a through hole; 25. a through cavity; 3. and (5) an external wall heat preservation nail.
Detailed Description
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
The invention provides a technical scheme that:
Referring to fig. 1-4, a bottom mold-free steel bar truss floor carrier plate connecting piece comprises a connecting disc 1, a truss 2 and an outer wall heat insulation nail 3, wherein two sides of the truss 2 are connected with the connecting disc 1, the truss 2 comprises a frame body 21, a transverse end longitudinal hollow groove 22, a bottom rib groove 23, a connecting piece 24 and a penetrating cavity 25, the transverse end longitudinal hollow groove 22 is arranged at two ends of the edge of the frame body 21, the bottom rib groove 23 is symmetrically arranged at the bottom end of the inner cavity of the transverse end longitudinal hollow groove 22, the connecting piece 24 is symmetrically arranged at the front end and the rear end of the frame body 21, and the inner cavity of the transverse end longitudinal hollow groove 22 transversely penetrates and is provided with the penetrating cavity 25.
Referring to fig. 2, specifically, the connecting member 24 includes a connecting member 241, a screw preformed hole 242 and a pushing-open groove 243, the side end surface of the connecting member 241 is transversely penetrated and provided with the screw preformed hole 242, the top end of the connecting member 241 is provided with the pushing-open groove 243, in a device suitable for an external wall, an external insulation board is in threaded fit with the inner cavity of the screw preformed hole 242 through a fixing nut, so that the insulation board can be stably fixed on one side of the device, one end of a longitudinal transverse rib to be erected penetrates through the inner cavity of the pushing-open groove 243, and the upper end notch width of the pushing-open groove 243 is smaller than that of a lower end circular groove, so that the longitudinal transverse rib cannot be angularly offset, and the stability of one side of the longitudinal transverse rib in the device is ensured.
Referring to fig. 2, further, the connecting member 24 further includes a hollow groove 244 and a through hole 245, the through hole 245 is disposed between the hollow grooves 244, the hollow groove 244 can infuse concrete into the inner cavity thereof, and the hollow groove 244 penetrates the inner cavity of the connecting member 241, so that the concrete can strengthen the inner side of the fixing nut, thereby avoiding the sliding caused by long-time placement.
Referring to fig. 2, further still, the diameter of the through hole 245 is not smaller than the width of the through cavity 25, the through hole 245 longitudinally penetrates through one side of the connecting piece 241, the connecting piece 241 penetrates through the inner cavity of the through hole 245 and can be provided with the external wall heat insulation nail 3 in a penetrating manner, and under the condition of external wall arrangement, the external wall heat insulation nail 3 can be added, so that the ageing resistance, the temperature shock resistance, the corrosion resistance, the cold resistance and the heat resistance of the device can be improved, the bearing capacity is high, the high pressure bearing performance and the tensile property are good; the anti-vibration coating is not easy to deform after being loaded, has the effects of moisture resistance and vibration damping, and has good thermal insulation.
Referring to fig. 2, further, the pushing-open groove 243 is a type of U-shaped groove, and the maximum opening of the inner cavity of the pushing-open groove 243 is consistent with the opening diameter of the through hole 245, so as to limit the diameter of the longitudinal transverse rib, and prevent the longitudinal transverse rib with too large diameter from being inserted into the inner cavity of the device, and avoid the occurrence of thermal expansion and cold contraction.
Referring to fig. 3, it is noted that the connection pad 1 includes a pad body 11, a connection hole 12 and an outer ring hole 13, the middle of the pad body 11 is provided with the connection hole 12, the outer ring annular array of the connection hole 12 is provided with four groups of outer ring holes 13, the connection hole 12 and the through hole 245 penetrate, the connection pad 1 and the truss 2 are made into a whole, the connection pad 1 and the truss 2 are fixedly connected in a welding and fixing manner, when the device is used for setting an outer wall, the connection pad 1 is added, the inner cavity of the whole device can stably penetrate through the outer wall heat insulation nail 3, and the connection pad 1 and the truss 2 are welded and fixed, so that the stability of the device can be improved in the use process, and the service life of the device is prolonged.
Referring to fig. 1-2, in addition, the inner cavity of the connecting hole 12 is inserted into the external wall insulation nail 3, and after the external wall insulation nail 3 penetrates through the connecting hole 12 and the through hole 245, the inner cavity of the penetrating cavity 25 is penetrated longitudinally; the outer lane of outer wall heat preservation nail 3 encircles cup joints snakelike connecting rib, and snakelike connecting rib carries out continuous crisscross setting at outer wall heat preservation nail 3 outer end, and its bulge point is laminated with the inner chamber wall that runs through chamber 25, through the snakelike connecting rib of continuous crisscross setting at outer wall heat preservation nail 3 outer end, will make outer wall protection nail 3 can exist the impetus at the device inner chamber, avoids outer wall protection nail 3 to lead to its impetus to miss under the condition of expend with heat and contract with cold, makes the stability of outer wall protection nail 3 in the device reduce.
Referring to fig. 3, when the device is used for an inner wall, the connecting disc 1 is removed, and the inner wall does not need to be added with external wall heat insulation nails 3, so that the weight of the whole device can be reduced, the occupied area is small, and the construction cost of the device is reduced.
Referring to fig. 4, when the connecting disc 1 is used for a floor slab, the number of the transverse end longitudinal hollow grooves 22 and the bottom rib grooves 23 is reduced while the length of the whole device is shortened, and the positions of the jacking grooves 243 and the hollow grooves 244 are exchanged, so that water flows into the inner cavity of the hollow grooves 244 when the floor slab permeates water, the transverse longitudinal ribs are prevented from directly contacting with water, and the service life of the device is prolonged.
To sum up: the connecting piece 24 comprises a connecting piece 241, a screw preformed hole 242 and a jacking groove 243, the side end surface of the connecting piece 241 transversely penetrates through the screw preformed hole 242, the jacking groove 243 is arranged at the top end of the connecting piece 241, in the device suitable for an outer wall, an outer heat-insulating plate is in threaded fit with the inner cavity of the screw preformed hole 242 through a fixing nut, so that the heat-insulating plate can be stably fixed on one side of the device, one end of a longitudinal transverse rib to be erected penetrates through the inner cavity of the jacking groove 243, the gap width at the upper end of the jacking groove 243 is smaller than that of a round groove at the lower end, the longitudinal transverse rib cannot deviate angularly, The stability of one side of the longitudinal transverse rib in the device is ensured, the connecting piece 24 further comprises a hollow groove 244 and a through hole 245, the through hole 245 is arranged between the hollow grooves 244, the hollow groove 244 can infuse concrete into the inner cavity of the connecting piece 241, the concrete can strengthen the inner side of the fixing nut due to the fact that the hollow groove 244 penetrates through the inner cavity of the connecting piece 241, the condition that the fixing nut slides due to long-time placement is avoided, the opening diameter of the through hole 245 is not less than the opening width of the penetrating cavity 25, one side of the connecting piece 241 longitudinally penetrates through the through hole 245, the inner cavity of the connecting piece 241 penetrates through the through hole 245 can be penetrated and provided with an external wall heat preservation nail 3, Under the condition that the outer wall is arranged, the outer wall heat preservation nails 3 can be added, so that the ageing resistance, the temperature shock resistance, the corrosion resistance, the cold resistance and the heat resistance of the device can be improved, the bearing capacity is high, the pressure bearing performance is high, and the tensile property is good; The connecting disc 1 has the advantages of difficult deformation after loading, dampproof and vibration-damping effects and good thermal insulation, the connecting disc 1 comprises a disc body 11, connecting holes 12 and an externally-opened annular hole 13, the middle of the disc body 11 is provided with the connecting holes 12, the outer ring annular array of the connecting holes 12 is provided with four groups of externally-opened annular holes 13, the connecting holes 12 penetrate through penetrating holes 245, the connecting disc 1 and a truss 2 are integrated, the connecting disc 1 and the truss 2 are fixedly connected in a welding and fixing mode, when the device is used for setting an outer wall, the connecting disc 1 is added, the inner cavity of the integral device can stably penetrate through an outer wall heat preservation nail 3, and the connecting disc 1 and the truss 2 are fixedly welded, In the using process of the device, the stability of the device can be improved, the service life of the device is prolonged, the inner cavity of the connecting hole 12 is penetrated and inserted into the external wall heat preservation nail 3, and after the external wall heat preservation nail 3 penetrates through the connecting hole 12 and the through hole 245, the external wall heat preservation nail longitudinally penetrates through the inner cavity of the penetrating cavity 25; The outer ring of the outer wall heat preservation nail 3 is sleeved with the snakelike connecting ribs in a surrounding mode, the snakelike connecting ribs are continuously staggered at the outer end of the outer wall heat preservation nail 3, protruding points of the snakelike connecting ribs are attached to the inner cavity wall of the penetrating cavity 25, and through the snakelike connecting ribs continuously staggered at the outer end of the outer wall heat preservation nail 3, the outer wall protection nail 3 can have an acting point in the inner cavity of the device, the situation that the acting point of the outer wall protection nail 3 is lost under the condition of thermal expansion and cold contraction is avoided, and the stability of the outer wall protection nail 3 in the device is reduced; when the connecting disc 1 is used for an inner wall, the inner wall does not need to be added with external wall heat preservation nails 3, so that the weight of the whole device can be reduced, the occupied area is small, and the construction cost of the device is reduced; When used for floor, the connecting disc 1 is dismantled, the number of the transverse end longitudinal hollow grooves 22 and the bottom rib grooves 23 is reduced, the length of the whole device is shortened, the positions of the jacking grooves 243 and the hollow grooves 244 are exchanged, water is enabled to flow into the inner cavity of the hollow grooves 244 when the floor is permeated, the transverse longitudinal ribs are prevented from directly contacting with water, and the service life of the device is prolonged.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present invention, and are not intended to limit the invention, and that various changes and modifications may be made therein without departing from the spirit and scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a exempt from to tear open die block steel bar truss building carrier plate connecting piece which characterized in that: including connection pad (1), truss (2) and external wall heat preservation nail (3), the both sides of truss (2) all are connected with connection pad (1), truss (2) are including support body (21), horizontal end vertical hollow groove (22), end muscle recess (23), link up piece (24) and run through chamber (25), the edge both ends of support body (21) all arrange and set up horizontal end vertical hollow groove (22), the inner chamber bottom symmetry of horizontal end vertical hollow groove (22) sets up end muscle recess (23), the front end of support body (21) all bilateral symmetry sets up link up piece (24) with the rear end, the inner chamber of horizontal end vertical hollow groove (22) runs through transversely and sets up and run through chamber (25);
The connecting piece (24) comprises a connecting piece (241), a screw reserved hole (242) and a jacking groove (243), wherein the screw reserved hole (242) is transversely and penetratingly formed in the side end face of the connecting piece (241), and the jacking groove (243) is formed in the top end of the connecting piece (241);
the connecting piece (24) further comprises hollowed-out grooves (244) and through holes (245), wherein the through holes (245) are formed between the hollowed-out grooves (244);
the diameter of the through hole (245) is not smaller than the opening width of the through cavity (25), and the through hole (245) longitudinally penetrates through one side of the connecting piece (241);
The jacking groove (243) is a U-shaped groove, and the maximum opening diameter of the inner cavity of the jacking groove (243) is consistent with the opening diameter of the through hole (245).
2. The disassembly-free bottom die steel bar truss floor carrier plate connecting piece according to claim 1, wherein: the connecting disc (1) comprises a disc body (11), connecting holes (12) and an outer ring opening (13), wherein the connecting holes (12) are formed in the middle of the disc body (11), and the outer ring annular array of the connecting holes (12) is provided with four groups of outer ring opening (13).
3. The disassembly-free bottom die steel bar truss floor carrier plate connecting piece according to claim 2, wherein: the connecting holes (12) and the through holes (245) penetrate through to enable the connecting disc (1) and the truss (2) to be integrated, and the connecting disc and the truss are fixedly connected in a welding and fixing mode.
4. A disassembly-free bottom die steel bar truss floor carrier plate connecting piece according to claim 3, wherein: the inner cavity of the connecting hole (12) is penetrated and inserted with the external wall heat preservation nail (3), and the external wall heat preservation nail (3) penetrates through the inner cavity of the penetrating cavity (25) after penetrating through the connecting hole (12) and the penetrating hole (245).
5. The disassembly-free bottom die steel bar truss floor carrier plate connecting piece according to claim 1, wherein: the outer ring of the outer wall heat preservation nail (3) is sleeved with a snake-shaped connecting rib in a surrounding mode, the snake-shaped connecting ribs are arranged at the outer end of the outer wall heat preservation nail (3) in a continuous staggered mode, and protruding points of the snake-shaped connecting ribs are attached to the inner cavity wall of the penetrating cavity (25).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111396550.6A CN113958052B (en) | 2021-11-23 | 2021-11-23 | Disassembly-free bottom die steel bar truss floor support plate connecting piece |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111396550.6A CN113958052B (en) | 2021-11-23 | 2021-11-23 | Disassembly-free bottom die steel bar truss floor support plate connecting piece |
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| CN113958052A CN113958052A (en) | 2022-01-21 |
| CN113958052B true CN113958052B (en) | 2024-09-17 |
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| CN113547268B (en) * | 2021-08-10 | 2023-09-12 | 渝建建筑工业集团有限公司 | Positioning and mounting process for connecting piece of steel bar truss floor support plate |
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|---|---|---|---|---|
| CN209011401U (en) * | 2018-09-25 | 2019-06-21 | 湖南固可得建筑科技有限公司 | A kind of type steel bar truss floor support plate connector |
| CN210459607U (en) * | 2019-08-06 | 2020-05-05 | 北京万鸿创新节能环保科技有限公司 | Heat preservation wall connecting piece |
| CN216740311U (en) * | 2021-11-23 | 2022-06-14 | 河北一筑建材科技有限公司 | Novel exempt from to tear open die block steel bar truss building carrier plate connecting piece |
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| CN113958052A (en) | 2022-01-21 |
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