CN212317341U

CN212317341U - Stable building stair of convenient equipment

Info

Publication number: CN212317341U
Application number: CN202020913823.4U
Authority: CN
Inventors: 关惠峰
Original assignee: Foshan Gaoming Changfeng Construction Engineering Co ltd
Current assignee: Foshan Gaoming Changfeng Construction Engineering Co ltd
Priority date: 2020-05-26
Filing date: 2020-05-26
Publication date: 2021-01-08
Anticipated expiration: 2030-05-26

Abstract

The utility model discloses a stable building stair of convenient equipment. The building stair comprises stair treads and at least three parallel supporting side beams; the length direction of the supporting side beam is along the length direction of the stair; the stair treads are detachably arranged on at least three supporting side beams through supporting blocks; the supporting block comprises a horizontal bearing edge and a vertical skirting edge which are perpendicular to each other, and one end side of the supporting block, which is opposite to an included angle between the horizontal bearing edge and the vertical skirting edge, is a mounting end; the mounting end of the supporting block is detachably mounted on the supporting side beam, and the stair tread is connected and mounted on the horizontal bearing edge of the supporting block. This building stair is assembled stair structure, can make things convenient for quick equipment, and the equal convenient and fast completion of dismouting, and the structure is succinct, firm, and stability is strong, and the security is high.

Description

Stable building stair of convenient equipment

Technical Field

The utility model relates to a building assembly technical field, concretely relates to stability building stair of convenient equipment.

Background

The stair is used as a common climbing building, has important application in building construction, can be used as an operation platform to construct construction surfaces with different heights, and also can be used as a material operation channel, a pedestrian passageway and the like.

Because the construction tool has stage temporary property, the stair built in the construction process can not be used as a permanent building, and the built stair can be dismantled along with the building outer frame after the construction is finished. Therefore, the building stair generally adopts a temporary building structure, so that the building stair is convenient and quick to dismantle, and the cost is saved. Moreover, due to the complex environment of building construction, the temporarily built building stair has to be ensured to have considerable safety and stability so as to ensure the construction safety.

However, the existing building stairway cannot be effectively combined in the aspects of simple structure, low cost, stability and safety in the building process. Or the structure is simple, the disassembly and the assembly are convenient, the cost is low, the stability is extremely poor, and the potential safety hazard is large; moreover, the construction requirement is limited because the construction can not be carried out to a higher height. In order to take safety into consideration and make the building height higher, other complicated structures are required to assist, the complexity of the structure is increased, the disassembly and the assembly are inconvenient, the cost is higher, and the safety cannot be completely guaranteed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a stable building stair of convenient equipment to the defect or not enough that exist among the prior art. This building stair is assembled stair structure, can make things convenient for quick equipment, and the equal convenient and fast completion of dismouting, and the structure is succinct, firm, and stability is strong, and the security is high.

The purpose of the utility model is realized through the following technical scheme.

A conveniently assembled stable building stair comprises stair treads and at least three parallel supporting side beams; the length direction of the supporting side beam is along the length direction of the stair; the stair treads are detachably arranged on at least three supporting side beams through supporting blocks;

the supporting block comprises a horizontal bearing edge and a vertical skirting edge which are perpendicular to each other, and one end side of the supporting block, which is opposite to an included angle between the horizontal bearing edge and the vertical skirting edge, is a mounting end; the mounting end of the supporting block is detachably mounted on the supporting side beam, and the stair tread is connected and mounted on the horizontal bearing edge of the supporting block.

In a preferred embodiment, the supporting side beam is provided with a groove along the length direction, and two side edges of the groove are provided with coaxial screw holes; the mounting end of the supporting block is matched with the groove, and a through hole corresponding to the screw hole is formed in the mounting end of the supporting block; the mounting end of the supporting block extends into the groove and is locked and mounted on the supporting side beam through the matching of a bolt and a nut.

In a more preferred embodiment, the recess has an integral snap stop therein; the mounting end of the supporting block is provided with a clamping part corresponding to the clamping stop block; the clamping part of the supporting block is clamped with the clamping stop block.

In a further preferred embodiment, the clamping surface of the clamping stop block is provided with a clamping positioning notch which is concave along the direction departing from the clamping part of the supporting block; and the clamping part of the supporting block is provided with a clamping positioning ridge matched with the clamping positioning notch.

In a further preferred embodiment, the catch surface of the catch stop is perpendicular to the tread of the stair tread.

In a preferred embodiment, the bottom surface of the stair tread has a connecting mounting edge; the two connecting and mounting edges form a group, and a gap between the two connecting and mounting edges in the same group is matched with the horizontal bearing edge of the supporting block;

coaxial screw holes are formed on the two connecting and mounting edges of the same group; the horizontal bearing edge of the supporting block is provided with a through hole corresponding to the screw hole; the horizontal bearing edges of the supporting blocks extend into a gap between the two connecting and mounting edges in the same group and are locked through the matching of bolts and nuts.

In a preferred embodiment, the support side beams have a splice plug on one end and a splice socket on the other end; the splicing plug comprises a splicing tongue formed by protruding and extending the edges of the two sides of the supporting side beam, and the splicing socket comprises a socket formed by inwards recessing the end parts of the edges of the two sides of the supporting side beam; the insertion tongue can be inserted into the insertion opening in an adaptive mode.

In a more preferable embodiment, the insertion tongue is provided with a screw hole; the edge of the socket is provided with a through hole corresponding to the screw hole; the insertion tongue and the insertion port can be locked by screws.

In a more preferred embodiment, the splicing plug further comprises splicing positioning columns located between the splicing tongues on two sides; the splicing insertion opening also comprises splicing positioning holes positioned between the insertion openings on the two sides; the splicing positioning hole is matched with the splicing positioning column.

In a more preferred embodiment, the supporting side beams are provided with reinforcing part connecting screw holes at positions close to the splicing plug and the splicing socket.

Compared with the prior art, the utility model has the advantages of as follows and beneficial effect:

the building stair of the utility model is an assembled stair structure, and the adopted stair treads, the supporting blocks and the supporting side beams are independent parts, wherein the bottom of the stair treads are provided with connecting and installing edges which are arranged in groups, and the stair treads can be rapidly positioned and assembled with the supporting blocks through the connecting and installing edges which are arranged in groups; the supporting side beam is provided with a groove, and the mounting end of the supporting block can extend into the groove for rapid positioning and assembly; simultaneously, still have the joint dog in the recess that supports the curb girder, have joint location notch on the joint dog, the installation end of supporting shoe has corresponding joint portion, has joint location spine in the joint portion, through the location fit of joint location spine and joint location notch, can further realize the supporting shoe quick, accurate positioning assembly on supporting the curb girder. Thereby, when carrying out the equipment of this building stair, can be quick each other, accurate completion positioning assembly between stair tread, supporting shoe and the support curb girder to adopt bolt and nut cooperation locking to fix, the equal convenient and fast completion of dismouting, and the structure is succinct, firm, and stability is strong, and the security is high.

And the joint face of the joint dog in the groove of the supporting side beam is vertical to the stair tread, so that the joint between the joint dog and the joint part of the supporting block is carried out along the horizontal direction, the supporting block cannot be easily separated downwards from the groove of the supporting side beam, the downward stability of the supporting block on the supporting side beam along the length direction is higher, and the stability of the building stair is further enhanced.

The splicing structure of the splicing plug and the splicing socket of the adaptation is arranged at the two ends of the supporting side beam along the length direction, so that the supporting side beam can be spliced in an extending mode along the length direction, the building height of the building stair can be adjusted, and different requirements are met. In addition, the extending splicing part of the supporting side beam can be matched with a reinforcing piece for improving the extending splicing stability, and the splicing stability is favorably improved.

In addition, the stair treads, the supporting blocks and the supporting side beams are independent parts, and the supporting side beams are of a section type structure capable of being spliced and extended, so that the space occupancy rate of the building stair in the transfer process after disassembly is extremely low, the building stair is convenient to transfer, the assembly process can be conveniently and quickly carried out, and large hoisting equipment is not required to be used.

Drawings

Fig. 1 is a schematic view of the overall structure of a stable building stair convenient to assemble according to the present invention in an embodiment;

fig. 2 is an overall side view schematic structure diagram of the conveniently assembled stable building stair of the present invention in an embodiment;

FIG. 3 is a schematic structural view of a support block in the conveniently assembled stable building stairway according to an embodiment of the present invention;

fig. 4 is a schematic partial structure view of a support side beam in a stable building staircase that is convenient to assemble according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a stair tread in a stable building stair that is convenient to assemble according to the present invention in an embodiment;

fig. 6 is a schematic structural view of a splicing plug of a support side beam in a stable building staircase convenient to assemble according to an embodiment of the present invention;

fig. 7 is a schematic structural view of a splicing socket of a support side beam in a stable building staircase convenient to assemble according to the present invention in an embodiment;

FIG. 8 is a schematic structural view of a reinforcement in a stable building staircase that is easy to assemble according to an embodiment of the present invention;

the attached drawings are marked as follows: 1-support side beam, 101-groove, 102-clamping stop, 1021-clamping positioning notch, 103-screw hole I, 104-insertion tongue, 1041-screw hole II, 105-insertion port, 1051-through hole I, 106-splicing positioning column, 107-splicing positioning hole, 108-reinforcement connecting screw hole, 2-stair tread, 200-tread, 201-connecting mounting edge, 2011-screw hole III, 202-anti-slip edge, 3-supporting block, 301-horizontal bearing edge, 302-vertical kicking edge, 303-clamping part, 3031-clamping positioning ridge, 304-through hole II, 305-through hole III, 4-reinforcement, 401-connecting through hole.

Detailed Description

The technical solution of the present invention is further described in detail with reference to the following specific examples, but the scope of protection and the implementation of the present invention are not limited thereto. The invention may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Also, unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terms "upper", "lower", "left", "right", etc. used herein in the specification of the present invention are used for the purpose of distinguishing the orientation or positional relationship based on the orientation or positional relationship shown in the drawings or the orientation or positional relationship which the products of the present invention are conventionally placed in use, and are only used for convenience of description and simplification of description, but not for the purpose of indicating or implying that the structure or element to be referred must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention, nor indicating or implying relative importance.

Referring to fig. 1 and 2, the stable building stair convenient to assemble of the embodiment comprises a stair tread 2 and at least three support side beams 1 arranged in parallel. Wherein, the stair tread 2 and the support side beam 1 are made of steel materials, and have enough rigidity and bearing performance.

As a main support member of the staircase, the length direction of the support side beam 1 is along the length direction of the staircase; the stair tread 2 is a stressed member directly loaded, the stair tread 2 is installed on the supporting side beams 1, and the tread 200 of the stair tread 2 is parallel to the horizontal plane. During traditional building stair were built, stair tread 2's middle part did not connect usually to set up bearing structure, and its middle part appears easily and suffers trampling and sunken phenomenon of deformation, has the potential safety hazard easily. Consequently, support curb girder 1 adopts three at least of parallel arrangement, and three at least support curb girder 1 along left right direction equipartition, can be more balanced to stair tread 2's supporting role, avoids stair tread 2 to appear sunken deformation, improves the security. In the present embodiment, three support side members 1 are provided in parallel and uniformly in the left and right direction.

Specifically, the stair treads 2 are detachably mounted on at least three of the supporting side beams 1 through supporting blocks 3. The supporting side beams 1, the stair treads 2 and the supporting blocks 3 are independent components respectively, and the integral stable building stair is formed by assembling. Optionally, the supporting block 3 is made of steel, and is the same as the stair tread 2 and the supporting side beam 1.

Referring to fig. 3, the supporting block 3 includes a horizontal receiving edge 301 and a vertical skirting 302 perpendicular to each other, and an end side of the supporting block 3 opposite to an included angle between the horizontal receiving edge 301 and the vertical skirting 302 is a mounting end. Optionally, the supporting block 3 may be a structure with a cross section similar to a right trapezoid or a right triangle, wherein two perpendicular adjacent sides are a horizontal receiving side 301 and a vertical skirting side 302, respectively, and the oblique side is the mounting end, in this embodiment, the supporting block 3 is a structure similar to a right trapezoid.

As shown in fig. 4, the supporting side beam 1 is provided with a groove 101 along the length direction, and two sides of the groove 101 are provided with coaxial screw holes i 103; the mounting end of the supporting block 3 is matched with the groove 101, and a through hole II 304 corresponding to the screw hole I103 is formed in the mounting end of the supporting block 3. In the assembling process of the building stair, the mounting end of the supporting block 3 extends into the groove 101, the through hole II 304 in the supporting block 3 corresponds to the screw hole I103 in the groove 101, and the supporting block 3 is tightly locked and mounted on the supporting side beam 1 through the matching of a bolt and a nut. Therefore, the supporting blocks 3 are detachably arranged on the supporting side beams 1, and the stair treads 2 are connected and arranged on the horizontal bearing edges 301 of the supporting blocks 3, so that the assembly of the whole building stair is completed, and the stair is convenient and quick and has good stability.

Further, an integrated clamping stop block 102 is further arranged in the groove 101, the clamping stop block 102 is specifically an integrated structure blocked in the groove 101, and a clamping portion 303 corresponding to the clamping stop block 102 is arranged at the mounting end of the supporting block 3. In the assembling process of the building stair, the mounting end of the supporting block 3 extends into the groove 101 and is assembled in the groove 101, the clamping portion 303 of the supporting block 3 is clamped with the clamping stop block 102 in the downward sliding process of the inertia of the supporting block 3, the supporting block 3 stops sliding downwards after the clamping portion 303 is clamped with the clamping stop block 102, the mounting position of the supporting block 3 on the supporting side beam 1 is kept fixed, the supporting block 3 cannot be easily separated downwards from the groove 101 of the supporting side beam 1, the downward stability of the supporting block 3 on the supporting side beam 1 in the length direction is improved, and the stability of the building stair is effectively improved.

Furthermore, the engagement surface of the engagement stop 102 is preferably perpendicular to the tread 200 of the stair tread 2. So, make the joint between joint dog 102 and the joint portion 303 of supporting shoe 3 go on for following the horizontal direction, make supporting shoe 3 along the decurrent stability of length direction on supporting side roof beam 1 higher, supporting shoe 3 is more difficult to break away from downwards in the recess 101, further strengthens this building stair's stability.

In addition, a clamping positioning notch 1021 which is concave along the direction deviating from the clamping part 303 of the supporting block 3 is arranged on the clamping surface of the clamping stop block 102; as shown in fig. 3, the clamping portion 303 of the supporting block 3 has a clamping positioning ridge 3031 adapted to the clamping positioning notch 1021. When the supporting block 3 is installed in the groove 101 of the supporting side beam 1 and the clamping portion 303 is clamped with the clamping stop block 102, the clamping positioning ridge 3031 and the clamping positioning notch 1021 are mutually matched for accurate positioning clamping, so that the supporting block 3 can be assembled on the groove 101 of the supporting side beam 1 more quickly and accurately, and the building stair can be assembled more conveniently and quickly; moreover, after the supporting block 3 and the groove 101 of the supporting side beam 1 are assembled, the clamping positioning notch 1021 and the clamping positioning ridge 3031 are matched in a positioning mode, so that the supporting block 3 can be further effectively prevented from shaking left and right, and the stability of the building stair is further improved.

Referring to fig. 5, the stair tread 2 has a connection mounting edge 201 on the bottom surface thereof. Optionally, the connecting and mounting edge 201 is integrally formed at the bottom of the tread 200. The two connecting and mounting edges 201 form a group, and a gap between the two connecting and mounting edges 201 in the same group is matched with the horizontal bearing edge 301 of the supporting block 3. And, two said connecting and installing the edge 201 of the same group has coaxial screw holes III 2011. As shown in fig. 3, a through hole iii 305 corresponding to the screw hole iii 2011 is formed on the horizontal receiving edge 301 of the supporting block 3. During the assembly of this building stair, the horizontal edge 301 that bears of supporting shoe 3 stretches into two of the same group connect in the clearance between the installation limit 201, through-hole III 305 on the horizontal edge 301 that bears corresponds with screw III 2011 on the installation limit 201 of being connected, can lock the horizontal edge 301 that bears of supporting shoe 3 and the installation limit 201 of being connected of stair tread 2 through bolt and nut cooperation. So, make and to realize convenient and fast and accurate assembly between stair tread 2 and the supporting shoe 3, and the assembly stability is high.

Optionally, the tread 200 of the stair tread 2 is further provided with an anti-slip edge 202 for preventing slipping, so as to improve the safety of the building stair. Specifically, the anti-slip edge 202 is a structure protruding from the tread 200, and the anti-slip edge 202 can prevent slipping by increasing friction during stepping on the anti-slip edge 202 of the tread 200 and climbing. Alternatively, the anti-slip edge 202 may be an array of plastic strips embedded in the fixed connection tread 200 and protruding from the tread 200, or an array of integral raised strips on the tread 200.

In addition, the support side members 1 may be extended and spliced in the longitudinal direction. Specifically, one end of the supporting side beam 1 is provided with a splicing plug, the other end of the supporting side beam is provided with a splicing socket, and the splicing plug can be spliced in the splicing socket in a matching mode to form accurate and stable splicing assembly. When the building height of the building stair is required to be improved by upward extension, the adjacent supporting side beams 1 are spliced, extended and pulled up through the splicing plugs and the splicing sockets at the head and the tail of each supporting side beam 1, and the stair treads 2 are continuously installed on the supporting side beams 1 through the supporting blocks 3 on the supporting side beams 1 which are spliced in an extending mode, so that the building stair height is improved.

Referring to fig. 6, the splice plug includes a plug tongue 104, and the plug tongue 104 is an integrated structure formed by two side edges of the support side beam 1 protruding and extending along the length direction. Referring to fig. 7, the splicing insertion opening includes an insertion opening 105, the insertion opening 105 is a structure formed by recessing the end portions of the two side edges of the supporting side member 1 in the length direction, and the insertion tongue 104 can be inserted into the insertion opening 105. Furthermore, a screw hole II 1041 is formed on the insertion tongue 104, and a through hole I1051 corresponding to the screw hole II 1041 is formed on the edge of the insertion port 105. When the supporting side beams 1 are extended and spliced, the inserting tongue 104 is inserted into the inserting port 105 in an adaptive mode, so that the two adjacent supporting side beams 1 are assembled, and the screw hole II 1041 in the inserting tongue 104 corresponds to the screw hole II 1041 in the inserting port 105. And then, the plug tongue 104 and the plug interface 105 are locked by screws, so that the splicing stability is guaranteed.

Furthermore, the splicing plug further comprises a splicing positioning column 106, wherein the splicing positioning column 106 is a column structure formed by protruding and extending the middle part of the splicing plug end of the supporting side beam 1 along the length direction and is positioned between the splicing tongues 104 on the two sides; the splicing socket further comprises a splicing positioning hole 107, the splicing positioning hole 107 is a hole structure formed by inwards recessing the middle part of the splicing socket end of the supporting side beam 1 along the length direction, the hole structure is located between the splicing sockets 105 on two sides, and the splicing positioning hole 106 is matched with the splicing positioning column 107. When splicing and assembling two adjacent sections of supporting side beams 1, the splicing positioning columns 106 are inserted into the splicing positioning holes 107 in an adaptive mode, and therefore accurate positioning, butt joint and assembling between the two sections of supporting side beams 1 are conducted.

Moreover, the positions of the supporting side beams 1 close to the splicing plug and the splicing socket are all solid structures, so that the splicing part between the two sections of the supporting side beams 1 which are spliced by the splicing assembly of the splicing tongue 104 and the splicing socket 105 and the butt-joint assembly of the splicing positioning column 106 and the splicing positioning hole 107 has better rigidity, and the stability of the spliced and assembled whole building stair is ensured.

In addition, optionally, after the splicing of the two adjacent supporting side beams 1 is completed, the splicing part can be stably reinforced through the reinforcing part 1. Referring to fig. 8, the reinforcing member 4 may be formed of a steel having a groove, so that the spliced portion may be coated, the spliced portion may be prevented from being displaced, and the rigidity of the spliced portion may be improved. Wherein, the edges of the two ends of the reinforcing piece 4 are both provided with connecting through holes 401; correspondingly, reinforcing part connecting screw holes 108 are formed in the edges of the grooves 101 of the supporting side beams 1 and in positions close to the splicing plug and the splicing socket. After the reinforcement 4 is assembled at the splicing part, the connecting through hole 401 corresponds to the reinforcement connecting screw hole 108, and the two ends of the reinforcement 4 are respectively locked with the two adjacent sections of the supporting side beams 1 by screws, so that the stability of the splicing part is improved.

In addition, as the preferred embodiment, the bottom of the reinforcement 4 can be connected with the support rod supported on the ground, so as to further improve the rigidity and stability of the spliced part, and further improve the stability of the spliced and constructed integral building stair.

Various technical features of the above embodiments may be combined arbitrarily, and for the sake of brevity, all possible combinations of the technical features of the above embodiments are not described in this specification. However, as long as there is no contradiction between combinations of these technical features, the scope of the present specification should be considered as being described. Furthermore, the above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A convenient and fast assembled stable building stair is characterized by comprising stair treads and at least three parallel supporting side beams; the length direction of the supporting side beam is along the length direction of the stair; the stair treads are detachably arranged on at least three supporting side beams through supporting blocks;

2. The conveniently assembled stable building stair is characterized in that the supporting side beams are provided with grooves along the length direction, and two side edges of the grooves are provided with coaxial screw holes; the mounting end of the supporting block is matched with the groove, and a through hole corresponding to the screw hole is formed in the mounting end of the supporting block; the mounting end of the supporting block extends into the groove and is locked and mounted on the supporting side beam through the matching of a bolt and a nut.

3. A readily assembled stable building staircase according to claim 2, characterised in that the recess has an integrated snap stop therein; the mounting end of the supporting block is provided with a clamping part corresponding to the clamping stop block; the clamping part of the supporting block is clamped with the clamping stop block.

4. The conveniently assembled stable building stair of claim 3, wherein the clamping surface of the clamping stop block is provided with a clamping positioning notch which is concave in the direction away from the clamping part of the supporting block; and the clamping part of the supporting block is provided with a clamping positioning ridge matched with the clamping positioning notch.

5. A stable building staircase in accordance with claim 3, characterised in that the clamping surface of the clamping stop is perpendicular to the tread of the staircase tread.

6. A readily assembled stable building stairway according to claim 1 wherein the bottom surface of the stair tread has attachment mounting edges; the two connecting and mounting edges form a group, and a gap between the two connecting and mounting edges in the same group is matched with the horizontal bearing edge of the supporting block;

7. A readily assembled stable building staircase according to any of claims 1 to 6, characterised in that the support side beams have a splice plug at one end and a splice socket at the other end; the splicing plug comprises a splicing tongue formed by protruding and extending the edges of the two sides of the supporting side beam, and the splicing socket comprises a socket formed by inwards recessing the end parts of the edges of the two sides of the supporting side beam; the insertion tongue can be inserted into the insertion opening in an adaptive mode.

8. The conveniently assembled stable building stair of claim 7, wherein the insertion tongue is provided with a screw hole; the edge of the socket is provided with a through hole corresponding to the screw hole; the insertion tongue and the insertion port can be locked by screws.

9. A stable building stair of convenient assembly according to claim 7, wherein the splicing plug further comprises splicing positioning columns between the splicing tongues on both sides; the splicing insertion opening also comprises splicing positioning holes positioned between the insertion openings on the two sides; the splicing positioning hole is matched with the splicing positioning column.

10. The conveniently assembled stable building stairway of claim 7, wherein reinforcement connection screw holes are formed in the support side beams at positions close to the splicing plugs and the splicing sockets.