CN216740311U - Novel exempt from to tear open die block steel bar truss building carrier plate connecting piece - Google Patents

Abstract

The utility model discloses a novel disassembly-free bottom die steel bar truss floor support plate connecting piece, and belongs to the technical field of assembly type buildings. When the outer wall protection nail is used for an outer wall, the outer wall protection nail can have an acting point in the inner cavity of the device through the snake-shaped connecting ribs continuously and alternately arranged at the outer end of the outer wall insulation nail, so that the acting point of the outer wall protection nail is prevented from being lost under the condition of expansion with heat and contraction with cold, and the stability of the outer wall protection nail in the device is reduced; when the connecting disc is used for an inner wall, the connecting disc is removed, and the weight of the whole device can be reduced because the inner wall does not need to be additionally provided with outer wall heat-insulation nails, the occupied area is small, and the construction cost of the device is reduced; when the water seepage device is used for a floor slab, the number of the longitudinal hollow grooves at the transverse end and the grooves of the bottom ribs is reduced while the connecting disc is detached, the length of the whole device is shortened, the positions of the ejection grooves and the hollow grooves are exchanged, water flows into the inner cavity of the hollow grooves when the floor slab seeps water, the transverse longitudinal ribs are prevented from directly contacting moisture, and the service life of the device is prolonged.

Description

Novel exempt from to tear open die block steel bar truss building carrier plate connecting piece

Technical Field

The utility model relates to the technical field of assembly type buildings, in particular to a novel connecting piece for a bottom die steel bar truss floor bearing plate without disassembly.

Background

The floor slab of traditional building need carry out the template on the spot and erect, consolidate the back and pour the concrete again, and the later stage still needs carry out the demolising of template, and the process is loaded down with trivial details, influences the time limit for a project on the one hand, and on the other hand material loss is serious, both extravagant fund, extravagant manual work, easily causes the pollution to the environment simultaneously. One solution to this problem is to use fabricated composite floor slabs, but the cost of the composite floor slabs is high and generally higher than that of the traditional cast-in-place buildings, and meanwhile, the embedded steel bars of the composite floor slabs are easy to cross with the beam and column steel bars, which brings inconvenience to the 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 bar muscle and lower chord muscle, the bottom of connecting piece body is equipped with and is used for connecting die block 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 further arranged, the whole connecting piece body is U-shaped, the connecting piece body comprises a left side surface, a right side surface and a bottom surface, the left side surface and the right side surface are the same in shape, and circular, triangular and trapezoidal through holes are correspondingly formed in the left side surface and the right side surface; the novel building is simple in structure and convenient to transport, and the building construction efficiency is greatly improved; but the same device cannot be applied to the inner wall, the outer wall and the floor slab for assembly type construction.

In view of the above, a new connecting member for a bottom die-removal-free steel bar truss floor deck is provided.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

The utility model aims to provide a novel connecting piece for a bottom die removal-free steel bar truss floor bearing plate, which solves the problems in the background technology.

2. Technical scheme

The utility model provides a novel exempt from to tear open die block steel bar truss building carrier plate connecting piece, includes connection pad, truss and outer wall insulation nail, the both sides of truss all are connected with the connection pad, the truss includes vertical fretwork groove of support body, cross-end, sill bar recess, links up the piece and runs through the chamber, the edge both ends of support body are all arranged and are set up the vertical fretwork groove of cross-end, the inner chamber bottom symmetry in the vertical fretwork groove of cross-end sets up the sill bar recess, the equal bilateral symmetry in front end and the rear end of support body sets up the link up piece, the inner chamber in the vertical fretwork groove of cross-end transversely runs through to set up and runs through the chamber.

Preferably, the link up the piece and include connecting piece, screw preformed hole and back-up recess, the side end face of connecting piece transversely runs through and sets up the screw preformed hole, back-up recess is seted up on the top of connecting piece, and in the device that is applicable to the outer wall, outer heated board carries out screw-thread fit through the inner chamber of fixation nut with the screw preformed hole, makes the one side of fixing at the device that the heated board can be stable, and the one end of the vertical horizontal muscle that will erect the connecing runs through the inner chamber of back-up recess, is less than the lower extreme circular slot because of the upper end breach width of back-up recess, makes vertical horizontal muscle can not carry out the angle skew, has guaranteed the stability of vertical horizontal muscle one side in the device.

Preferably, the linking piece further comprises a hollow groove and a through hole, the through hole is formed between the hollow grooves, the concrete can be poured into the inner cavity of the hollow groove, the hollow groove penetrates through the inner cavity of the linking piece, the inner side of the fixing nut can be reinforced by the concrete, and the sliding condition caused by long-time placement of the concrete is avoided.

Preferably, the opening diameter of the through hole is not less than the opening width of the through cavity, the through hole longitudinally penetrates one side of the connecting piece and can be penetrated and provided with an outer wall heat insulation nail, and the ageing resistance, the temperature shock resistance, the corrosion resistance, the cold resistance and the heat resistance of the device can be improved by the added outer wall heat insulation nail under the condition that the outer wall is arranged; the material is not easy to deform after being loaded, has the effects of moisture prevention and vibration damping, and has good thermal insulation property.

Preferably, the top-opening groove is a U-shaped groove, the maximum opening diameter of the inner cavity of the top-opening 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 expansion caused by heat and contraction caused by cold are avoided.

Preferably, the connection pad includes disk body, connecting hole and the outer annular ring of establishing of opening, the connecting hole is seted up in the centre of disk body, the outer lane annular array of connecting hole is seted up and is offered four groups of the outer annular ring of establishing, adopts welded fastening's mode between the two to carry out fixed connection, when the device is used for the outer wall setting, increases the connection pad and makes the inner chamber of whole device can steadily run through the outer wall heat preservation nail, and adopts welded fastening between connection pad and the truss, and the device can promote its stability at the in-process that uses, just increases the life of device.

Preferably, the connecting hole penetrates through the through hole to enable the connecting disc and the truss to be 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 penetrates through and is inserted into the outer wall heat-insulating nail, and the outer wall heat-insulating nail penetrates through the inner cavity of the penetrating cavity longitudinally after penetrating through the connecting hole and the through hole.

Preferably, the outer lane of outer wall heat preservation nail encircles and cup joints snakelike splice bar, and snakelike splice bar carries out crisscross setting in succession in outer wall heat preservation nail outer end, and its salient point is laminated with the inner chamber wall that runs through the chamber, through the snakelike splice bar of crisscross setting in outer wall heat preservation nail outer end in succession, will make outer wall protection nail can have the impetus in the device inner chamber, avoids outer wall protection nail to lead to its impetus disappearance under the condition of expend with heat and contract with cold, makes the stability of outer wall protection nail in the device reduce.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that:

1. the outer insulation board carries out screw-thread fit through the inner chamber of fixation nut and screw preformed hole, makes the one side of fixing at the device that the insulation board can be stable, and the one end of the vertical horizontal muscle that will carry out the bridging runs through the inner chamber of top-opening recess, because of the upper end breach width of top-opening recess is less than the lower extreme circular slot, makes vertical horizontal muscle can not carry out the angular migration, has guaranteed the stability of vertical horizontal muscle one side in the device.

2. The fretwork groove that sets up can be to its inner chamber instillation concrete, because of the inner chamber of fretwork groove through connection spare, makes the concrete can consolidate fixed nut's inboard, avoids it to take place because of placing the gliding condition that leads to for a long time.

3. The anti-aging, temperature shock resistance, corrosion resistance, cold resistance and heat resistance of the device can be improved by adding the external wall heat insulation nail under the condition of arranging the external wall, and the device has high bearing capacity, high bearing pressure and good tensile property; the material is not easy to deform after being loaded, has the effects of moisture prevention and vibration damping, and has good thermal insulation.

4. Through the snakelike splice bar of crisscross setting in outer wall heat preservation nail outer end in succession, will make outer wall protection nail can have the impetus in the device inner chamber, avoid outer wall protection nail to lead to its impetus disappearance under the condition 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 detached, and the weight of the whole device can be reduced because the outer wall heat-insulation nails do not need to be added to the inner wall, the occupied area is small, and the construction cost of the device is reduced.

6. When the water seepage device is used for a floor slab, the number of the longitudinal hollow grooves at the transverse end and the grooves of the bottom ribs is reduced while the connecting disc is detached, the length of the whole device is shortened, the positions of the ejection grooves and the hollow grooves are exchanged, water flows into the inner cavity of the hollow grooves when the floor slab seeps water, the transverse longitudinal ribs are prevented from directly contacting moisture, and the service life of the device is prolonged.

Drawings

FIG. 1 is a schematic view of an overall structure of a novel removal-free bottom die steel bar truss floor support plate connecting piece applicable to an outer wall;

FIG. 2 is a schematic diagram of insertion of an external wall insulation nail of the novel disassembly-free bottom die steel bar truss floor support plate connecting piece of the utility model;

FIG. 3 is a schematic view of an overall structure of a novel removal-free bottom die steel bar truss floor support plate connecting piece suitable for an inner wall;

fig. 4 is a schematic view of an overall structure of the novel disassembly-free bottom die steel bar truss floor support plate connecting piece applicable to a floor slab.

The reference numbers in the figures illustrate: 1. a connecting disc; 11. a tray body; 12. connecting holes; 13. an annular hole is arranged outside; 2. a truss; 21. a frame body; 22. a transverse end longitudinal hollow groove; 23. a bottom rib groove; 24. a joining member; 241. a connecting member; 242. reserving a hole for the screw; 243. jacking the groove; 244. hollowing out the grooves; 245. a through hole; 25. a through cavity; 3. an external wall heat-insulating nail.

Detailed Description

In the description of the present invention, it is to 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", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model provides a technical scheme that:

please refer to fig. 1-4, a novel disassembly-free bottom die steel bar truss floor support plate connecting piece, which comprises a connecting disc 1, a truss 2 and an outer wall heat insulation nail 3, wherein both 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 through cavity 25, the transverse end longitudinal hollow groove 22 is arranged at both 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 through cavity 25 is transversely arranged in the inner cavity of the transverse end longitudinal hollow groove 22.

Referring to fig. 2, specifically, the connecting member 24 includes a connecting member 241, a bolt preformed hole 242 and a pushing groove 243, the bolt preformed hole 242 is transversely provided on a side end surface of the connecting member 241 in a penetrating manner, the pushing groove 243 is provided on a top end of the connecting member 241, in the device suitable for an outer wall, the outer heat-insulating board is in threaded fit with an inner cavity of the bolt preformed hole 242 through a fixing nut, so that the heat-insulating board can be stably fixed on one side of the device, one end of a longitudinal transverse rib to be erected runs through an inner cavity of the pushing groove 243, and an upper end gap width of the pushing groove 243 is smaller than a lower end circular groove, so that the longitudinal transverse rib cannot be angularly offset, and stability of the longitudinal transverse rib on one side in the device is ensured.

Referring to fig. 2, further, the connecting element 24 further includes hollow grooves 244 and through holes 245, the through holes 245 are disposed between the hollow grooves 244, the disposed hollow grooves 244 can infuse concrete into the inner cavity thereof, and the hollow grooves 244 penetrate through the inner cavity of the connecting element 241, so that the concrete can reinforce the inner side of the fixing nut, thereby preventing the fixing nut from sliding due to long-term placement.

Referring to fig. 2, further, the opening diameter of the through hole 245 is not less than the opening width of the through cavity 25, the through hole 245 longitudinally penetrates one side of the connecting member 241, the connecting member 241 penetrates through the inner cavity of the through hole 245, and the external wall heat insulation nail 3 can be arranged in a penetrating manner, so that the aging resistance, temperature shock resistance, corrosion resistance, cold resistance and heat resistance of the device can be improved by adding the external wall heat insulation nail 3 under the condition of external wall arrangement, and the device has high bearing capacity, high pressure bearing capacity and good tensile strength; the material is not easy to deform after being loaded, has the effects of moisture prevention and vibration damping, and has good thermal insulation.

Referring to fig. 2, further, the top-opening groove 243 is a U-shaped groove, and the maximum opening of the inner cavity of the top-opening 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 an excessively large diameter from being inserted into the inner cavity of the device, thereby avoiding the occurrence of expansion with heat and contraction with cold.

Referring to fig. 3, it should be noted that the connection disc 1 includes a disc body 11, connection holes 12 and external open annular holes 13, the connection hole 12 is formed in the middle of the disc body 11, four sets of the external open annular holes 13 are formed in an outer ring annular array of the connection holes 12, the connection holes 12 penetrate through the through holes 245, so that the connection disc 1 and the truss 2 are integrated into a whole, and the connection disc 1 and the truss 2 are fixedly connected by welding.

Referring to fig. 1-2, in addition, the inner cavity of the connection hole 12 is inserted into the outer wall insulation nail 3, and the outer wall insulation nail 3 longitudinally penetrates through the inner cavity of the through cavity 25 after penetrating through the connection hole 12 and the through hole 245; the outer lane of outer wall heat preservation nail 3 is encircleed and is cup jointed snakelike splice bar, snakelike splice bar carries out crisscross setting in succession in outer wall heat preservation nail 3 outer ends, its salient point with run through the laminating of the inner chamber wall of chamber 25, through the snakelike splice bar of crisscross setting in outer wall heat preservation nail 3 outer ends in succession, will make outer wall protection nail 3 can have the impetus in the device inner chamber, avoid outer wall protection nail 3 to lead to its impetus disappearance under the condition of expend with heat and contract with cold, make the stability of outer wall protection nail 3 in the device reduce.

Referring to fig. 3, when the connecting plate 1 is used for an inner wall, the weight of the whole device can be reduced because the outer wall heat-insulating nail 3 does not need to be added to the inner wall, the occupied area is small, and the construction cost of the device is reduced.

Referring to fig. 4, when the device is used for a floor slab, the number of the longitudinal hollow grooves 22 at the transverse end and the bottom rib grooves 23 is reduced while the connecting disc 1 is removed, the length of the whole device is shortened, the positions of the ejection grooves 243 and the hollow grooves 244 are exchanged, when the floor slab is subjected to water seepage, water flows into the inner cavity of the hollow grooves 244, the transverse longitudinal ribs are prevented from directly contacting with water, and the service life of the device is prolonged.

In summary, the following steps: the connecting piece 24 comprises a connecting piece 241, a bolt preformed hole 242 and a jacking groove 243, the side end face of the connecting piece 241 is transversely penetrated and provided with the bolt preformed hole 242, the top end of the connecting piece 241 is provided with the jacking groove 243, in the device suitable for the outer wall, an outer insulation board is in threaded fit with the inner cavity of the bolt 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 and connected penetrates through the inner cavity of the jacking groove 243, the longitudinal transverse rib can not be subjected to angle deviation due to the fact that the width of a gap at the upper end of the jacking groove 243 is smaller than that of a circular groove at the lower end, the stability of one side of the longitudinal transverse rib in the device is guaranteed, the connecting piece 24 further comprises a hollowed groove 244 and a through hole 245, a through hole 245 is arranged between the hollowed grooves 244, concrete can be arranged towards the inner cavity of the hollowed groove 244, and the hollowed groove 244 penetrates through the inner cavity of the connecting piece 241, the inner side of the fixing nut can be reinforced by concrete, the sliding condition caused by long-time placement of the fixing nut is avoided, the opening diameter of the through hole 245 is not smaller than the opening width of the through cavity 25, the through hole 245 longitudinally penetrates 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 outer wall heat-insulating nail 3 in a penetrating manner, and the outer wall heat-insulating nail 3 can be added under the condition of outer wall arrangement, so that the ageing resistance, temperature shock resistance, corrosion resistance, cold resistance, heat resistance, high bearing capacity, high pressure bearing capacity and good tensile resistance of the device can be improved; the connecting disc 1 comprises a disc body 11, a connecting hole 12 and an externally-arranged annular hole 13, the connecting hole 12 is formed in the middle of the disc body 11, four groups of externally-arranged annular holes 13 are formed in an outer ring annular array of the connecting hole 12, the connecting hole 12 penetrates through a through hole 245, the connecting disc 1 and a truss 2 are integrated, the connecting disc and the truss 2 are fixedly connected in a welding and fixing mode, when the device is used for outer wall arrangement, the connecting disc 1 is added, so that an inner cavity of the integrated device can stably penetrate through an outer wall heat insulation nail 3, the connecting disc 1 and the truss 2 are fixedly welded, the stability of the device can be improved in the using process, the service life of the device is prolonged, the inner cavity of the connecting hole 12 penetrates through and is inserted into the outer wall heat insulation nail 3, and after the outer wall heat insulation nail 3 penetrates through the connecting hole 12 and the through hole 245, an inner lumen extending longitudinally through lumen 25; the outer ring of the outer wall heat-insulating nail 3 is sleeved with the snake-shaped connecting rib in a surrounding mode, the snake-shaped connecting rib is continuously arranged at the outer end of the outer wall heat-insulating nail 3 in a staggered mode, a salient point of the snake-shaped connecting rib is attached to the inner cavity wall of the penetrating cavity 25, and the snake-shaped connecting rib continuously arranged at the outer end of the outer wall heat-insulating nail 3 in the staggered mode enables the outer wall protection nail 3 to have an acting point in the inner cavity of the device, so that the acting point of the outer wall protection nail 3 is prevented from being lost under the condition of thermal expansion and cold contraction, 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 connecting disc is detached, and the outer wall heat-insulation nail 3 does not need to be added to the inner wall, 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 the device is used for a floor slab, the connecting disc 1 is detached, meanwhile, the number of the longitudinal hollow grooves 22 at the transverse end and the number of the bottom rib grooves 23 are reduced, the length of the whole device is shortened, the positions of the jacking grooves 243 and the hollow grooves 244 are exchanged, when water seeps into the floor slab, water flows into the inner cavity of the hollow grooves 244, the transverse longitudinal ribs are prevented from being in direct contact with moisture, and the service life of the device is prolonged.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (9)

1. The utility model provides a novel 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 outer wall insulation nail (3), the both sides of truss (2) all are connected with connection pad (1), truss (2) are including support body (21), the vertical fretwork groove of tip (22), end muscle recess (23), linking piece (24) and run through chamber (25), the edge both ends of support body (21) are all arranged and are set up the vertical fretwork groove of tip (22), the inner chamber bottom symmetry of the vertical fretwork groove of tip (22) sets up end muscle recess (23), the front end of support body (21) sets up linking piece (24) with the equal bilateral symmetry in rear end, the inner chamber of the vertical fretwork groove of tip (22) transversely runs through to set up runs through chamber (25).

2. The novel detaching-free bottom die steel bar truss floor support plate connecting piece as claimed in claim 1, is characterized in that: the connecting piece (24) comprises a connecting piece (241), a bolt preformed hole (242) and a jacking groove (243), the bolt preformed hole (242) is transversely arranged on the side end face of the connecting piece (241) in a penetrating mode, and the jacking groove (243) is arranged at the top end of the connecting piece (241).

3. The novel disassembly-free bottom die steel bar truss floor support plate connecting piece as claimed in claim 1, which is characterized in that: the connecting piece (24) further comprises hollow grooves (244) and through holes (245), and the through holes (245) are arranged between the hollow grooves (244).

4. The novel detaching-free bottom die steel bar truss floor support plate connecting piece as claimed in claim 3, is characterized in that: the opening 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).

5. The novel detaching-free bottom die steel bar truss floor support plate connecting piece as claimed in claim 2, is characterized in that: the top-opening groove (243) is a U-shaped groove, and the maximum opening diameter of the inner cavity of the top-opening groove (243) is consistent with the opening diameter of the through hole (245).

6. The novel detaching-free bottom die steel bar truss floor support plate connecting piece as claimed in claim 1, is characterized in that: the connecting disc (1) comprises a disc body (11), connecting holes (12) and four groups of externally-opened annular holes (13), wherein the connecting holes (12) are formed in the middle of the disc body (11), and the four groups of externally-opened annular holes (13) are formed in an outer ring annular array of the connecting holes (12).

7. The novel detaching-free bottom die steel bar truss floor support plate connecting piece as claimed in claim 6, is characterized in that: the connecting holes (12) penetrate through the through holes (245), so that the connecting disc (1) and the truss (2) are integrated, and the connecting disc and the truss are fixedly connected in a welding and fixing mode.

8. The novel detaching-free bottom die steel bar truss floor support plate connecting piece as claimed in claim 6, is characterized in that: the inner cavity of the connecting hole (12) penetrates through and is inserted into the outer wall heat-insulation nail (3), and the outer wall heat-insulation nail (3) penetrates through the inner cavity of the through cavity (25) longitudinally after penetrating through the connecting hole (12) and the through hole (245).

9. The novel detaching-free bottom die steel bar truss floor support plate connecting piece as claimed in claim 1, is characterized in that: the outer lane of outer wall heat preservation nail (3) encircles and cup joints snakelike splice bar, and snakelike splice bar carries out crisscross setting in succession in outer wall heat preservation nail (3) outer end, and its salient point is laminated with the inner chamber wall that runs through chamber (25).

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