Assembly type steel structure machine-room-free elevator shaft

Abstract

The utility model relates to the technical field of elevator hoistways, in particular to an assembly type steel structure machine-room-free elevator hoistway which is installed outside a building body and comprises a hoistway body and a corridor assembly, the hoistway body is used for installing an elevator, and the corridor assembly comprises a corridor body for people to walk and supporting assemblies symmetrically installed at the bottom of the corridor body. The supporting assembly comprises a sleeve, and the two ends of the sleeve are connected with a first threaded rod and a second threaded rod through threads correspondingly. The supporting assemblies are installed between the corridor body and the well body and between the corridor body and the building body, each supporting assembly comprises the first threaded rod, the sleeve and the second threaded rod, a triangular structure is formed among the supporting assemblies, the corridor body, the well and the building body, and the strength and stability of the corridor are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to elevator shaft technical field, concretely is a kind of assembly type steel structure machine roomless elevator shaft. BACKGROUND

[0002] Assembly type steel structure elevator shaft refers to the steel structure as main load-bearing and supporting structure, by prefabrication, assembly way is quickly installed in construction site, assembly type steel structure elevator shaft adopts modular design, each component is prefabricated in factory, only needs to be assembled on site, greatly shorten construction cycle, since assembly type steel structure elevator shaft gradually increases with the rise of floor, leading to poor stability of assembly type steel structure elevator shaft, and safety is not high.

[0003] Chinese patent CN211058233U discloses a kind of assembly type steel structure machine roomless elevator shaft, including elevator shaft foundation pit, elevator shaft base, bottom steel structure shaft frame body, middle section steel structure shaft frame body, top steel structure shaft frame body, steel structure shaft frame body connecting structure, waiting elevator shed, corridor frame body and building wall, the elevator shaft foundation pit is located in building wall outer side, the elevator shaft base is installed in elevator shaft foundation pit, four sides are filled with three seven lime soil or concrete, the bottom steel structure shaft frame body is welded together with elevator shaft base by embedded part, the middle section steel structure shaft frame body is equipped with multiple groups, the bottom steel structure shaft frame body, middle section steel structure shaft frame body and top steel structure shaft frame body are sequentially welded together by steel structure shaft frame body connecting structure, the waiting elevator shed is installed on the bottom layer door of building wall, the corridor frame body is installed in building wall except one layer every group of layer door.

[0004] In the above structure, the bottom steel structure shaft frame body, middle section steel structure shaft frame body, top steel structure shaft frame body are sequentially welded together by steel structure shaft frame body connecting structure, and the shaft and floor are connected by corridor frame body, since the shaft is installed outside the floor, there is a certain distance between the shaft and floor, and the longer the corridor, the worse the strength of the corridor, which may cause deformation or damage of the corridor under external load, thereby affecting the normal operation of the elevator and the safety of passengers. SUMMARY

[0005] The utility model aims at providing a kind of assembly type steel structure machine roomless elevator shaft, by installing support assembly between corridor body and shaft body, between corridor body and building, support assembly includes first threaded rod, sleeve and second threaded rod, so that support assembly and corridor body, shaft and building form triangular structure, increase the strength and stability of corridor.

[0006] The utility model provides a kind of assembled steel structure machine roomless elevator shaft, install in building body exterior, including the shaft body for installing elevator and corridor assembly, the corridor assembly includes the corridor body for walking and the support assembly symmetrically installed at the bottom of corridor body, the support assembly includes sleeve, the both ends of sleeve are respectively connected with first threaded rod and second threaded rod by thread.

[0007] Preferably, the first threaded rod is hinged with a second fixed block at one end, and the second threaded rod is hinged with a first fixed block at one end. The second fixed block is fixed at the bottom of the corridor assembly. The second fixed block in one set of support assemblies is installed on the shaft body, and the second fixed block in the other set of support assemblies is installed on the building body.

[0008] Preferably, the shaft body includes a base fixed to the ground, and a buffer assembly for buffering is installed on the top of the base.

[0009] Preferably, a first support steel column is vertically installed at each corner of the top of the base. A second support steel column is correspondingly installed on each first support steel column. The first support steel column and the second support steel column are bolted together. The upper and lower second support steel columns can be assembled together. The second support steel columns are also bolted together.

[0010] Preferably, a first installation slot for limiting is formed at the top of the first support steel column. A protrusion for insertion into the first installation slot is formed at the bottom of the second support steel column. A second installation slot is also formed at the top of the second support steel column. When the upper and lower second support steel columns are butted together, the protrusion on one second support steel column is inserted into the second installation slot of the other second support steel column. A first connecting block is fixed on the first support steel column, and a second connecting block is fixed on the second support steel column.

[0011] Preferably, a reinforcing assembly is installed between each second support steel column. The reinforcing assembly includes a support member. A plurality of reinforcing rods are distributed on the support member. The reinforcing rods are fixedly connected to the first and second connecting blocks by bolts. Protective steel plates are bolted to the outer sides of the first and second support steel columns for protection.

[0012] Preferably, the buffer assembly includes a hydraulic buffer and a moving rod installed on the top of the base. The hydraulic buffer has a cylinder body for storing hydraulic oil inside. The cylinder body has a reciprocating top rod. The moving rod is inserted into the top rod of the cylinder body. A connecting plate is fixed to the top of the moving rod. A buffer plate is fixed to the top of the connecting plate. A buffer spring is sleeved outside the moving rod. The bottom end of the buffer spring is fixedly connected to the top of the hydraulic buffer. The top end of the buffer spring is fixedly connected to the bottom of the connecting plate.

[0013] Compared with the prior art, the assembled steel structure elevator shaft without machine room has the advantages of reasonable structure.

[0014] (1) The support assembly is installed at the bottom of the corridor body, the support assembly comprises a sleeve, a first threaded rod and a second threaded rod, the first threaded rod and the second threaded rod are rotationally arranged in the sleeve, and the support assembly, the corridor body, the shaft body and the building body form a triangular structure, so that the strength and stability of the corridor body are increased.

[0015] (2) The first mounting groove is formed at the top of the first support steel column, the second support steel column is provided with a protrusion at the bottom, and the second mounting groove is formed at the top of the second support steel column, so that the protrusion is inserted into the first mounting groove for assembly when the shaft is installed, and the protrusion is inserted into the second mounting groove when each second support steel column is spliced, so that the shaft is conveniently installed.

[0016] (3) Since the shaft is installed at a high position, the higher the shaft, the worse the stability of the shaft, so that the reinforcing assembly is installed in the shaft, the reinforcing assembly comprises a support and a reinforcing rod, the reinforcing rod is connected between the first support steel column and the second support steel column through the second connecting block and the first connecting block, the first support steel column and the second support steel column are connected into a whole, and the stability of the shaft is increased. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a first three-dimensional structure schematic diagram of an assembled steel structure elevator shaft without machine room.

[0018] Figure 2 It is a second three-dimensional structure schematic diagram of an assembled steel structure elevator shaft without machine room.

[0019] Figure 3 It is a three-dimensional structure schematic diagram of a shaft body and a corridor assembly of an assembled steel structure elevator shaft without machine room.

[0020] Figure 4 It is a three-dimensional structure schematic diagram of the inside of a shaft body and a corridor assembly of an assembled steel structure elevator shaft without machine room.

[0021] Figure 5 It is a three-dimensional structure schematic diagram of the inside of a shaft body of an assembled steel structure elevator shaft without machine room.

[0022] Figure 6 It is an explosion structure schematic diagram of a shaft body of an assembled steel structure elevator shaft without machine room.

[0023] As shown in the figure, the utility model provides: a fabricated steel structure elevator shaft without machine room, install in the outside of building body 3, including the shaft body 1 and the corridor component 2 for installing elevator, the shaft body 1 is the main space of elevator operation, for installing elevator car, guide rail, counterweight etc. elevator core components. Corridor component 2 includes the corridor body 21 for walking and the support assembly symmetrically installed at the bottom of corridor body 21, and corridor component 2 is the bridge between shaft body 1 and building body 3, and corridor component 2 allows passenger to safely enter or leave elevator shaft from building body 3, and support assembly includes sleeve 22, and the both ends of sleeve 22 are respectively connected with first threaded rod 23 and second threaded rod 26 through thread, and one end of first threaded rod 23 is hinged with second fixed block 25, and one end of second threaded rod 26 is hinged with first fixed block 24, and second fixed block 25 is fixed at the bottom of corridor component 2, wherein the second fixed block 25 in one group of support assembly is installed on shaft body 1, and the second fixed block 25 in another group of support assembly is installed on building body 3. When needing to install elevator shaft, first, according to the position of building body 3 and shaft body 1, adjust the extension length of first threaded rod 23 and second threaded rod 26 in sleeve 22 in support assembly, to ensure that corridor body 21 can stably connect shaft body 1 and building body 3, then, first fixed block 24 is fixed at the bottom of shaft body 1 through bolt, and second fixed block 25 is fixed on shaft body 1 and building body 3 respectively, thereby completing the installation of corridor component 2. DETAILED DESCRIPTION

[0024] In order to further understand the features, technical means and specific purposes and functions achieved by the utility model, the utility model will be described in further detail below in combination with the drawings and specific embodiments.

[0025] Referring to Figures 1-6 As shown in the figure, the utility model provides: a fabricated steel structure elevator shaft without machine room, install in the outside of building body 3, including the shaft body 1 and the corridor component 2 for installing elevator, the shaft body 1 is the main space of elevator operation, for installing elevator car, guide rail, counterweight etc. elevator core components. Corridor component 2 includes the corridor body 21 for walking and the support assembly symmetrically installed at the bottom of corridor body 21, and corridor component 2 is the bridge between shaft body 1 and building body 3, and corridor component 2 allows passenger to safely enter or leave elevator shaft from building body 3, and support assembly includes sleeve 22, and the both ends of sleeve 22 are respectively connected with first threaded rod 23 and second threaded rod 26 through thread, and one end of first threaded rod 23 is hinged with second fixed block 25, and one end of second threaded rod 26 is hinged with first fixed block 24, and second fixed block 25 is fixed at the bottom of corridor component 2, wherein the second fixed block 25 in one group of support assembly is installed on shaft body 1, and the second fixed block 25 in another group of support assembly is installed on building body 3. When needing to install elevator shaft, first, according to the position of building body 3 and shaft body 1, adjust the extension length of first threaded rod 23 and second threaded rod 26 in sleeve 22 in support assembly, to ensure that corridor body 21 can stably connect shaft body 1 and building body 3, then, first fixed block 24 is fixed at the bottom of shaft body 1 through bolt, and second fixed block 25 is fixed on shaft body 1 and building body 3 respectively, thereby completing the installation of corridor component 2.

[0026] The support assembly is installed at the bottom of the corridor body 21, the support assembly comprises a sleeve 22, a first threaded rod 23 and a second threaded rod 26, the first threaded rod 23 and the second threaded rod 26 are rotationally arranged in the sleeve 22, and the support assembly forms a triangular structure with the corridor body 21, the shaft body 1 and the building body 3, so that the strength and stability of the corridor body 21 are increased.

[0027] The shaft body 1 comprises a base 11 fixed on the ground, the base 11 is the foundation of the shaft body 1, is fixed on the ground, bears the weight of the entire shaft body 1, and is usually firmly connected with the ground in a mode of a pre-buried part or an expansion plug, so as to ensure the stability of the shaft body 1, and first support steel columns 13 are vertically installed at four corners of the top of the base 11, the first support steel columns 13 are one of main support structures of the shaft body 1, are vertically installed at the top of the base 11, and provide vertical support for the shaft body 1, and a second support steel column 14 is correspondingly installed on each first support steel column 13, the first support steel column 13 and the second support steel column 14 are fixed by bolts, and two adjacent second support steel columns 14 can be assembled together, a first installation groove 132 for limiting is formed in the top of the first support steel column 13, a protruding block 142 for being inserted into the first installation groove 132 is formed in the bottom of the second support steel column 14, and a second installation groove 143 is also formed in the top of the second support steel column 14, when the two second support steel columns 14 are butted, the protruding block 142 on one second support steel column 14 is inserted into the second installation groove 143 of the other second support steel column 14, a first connecting block 131 is fixed on the first support steel column 13, and a second connecting block 141 is fixed on the second support steel column 14, the second support steel column 14 is an expansion support structure of the shaft body 1, and the second support steel columns 14 can be assembled together to form a longer support column to adapt to the shafts of different heights. The bottom of the second support steel column 14 is designed with the protruding block 142, the protruding block 142 can be inserted into the first installation groove 132 of the first support steel column 13, and stable connection of the second support steel column 14 and the first support steel column 13 is realized, when it is necessary to expand the height of the shaft body 1, the plurality of second support steel columns 14 can be assembled together, are fixed by bolts, and a longer support column is formed. The top of each second support steel column 14 is also provided with the second installation groove 143, so that the protruding block 142 on one second support steel column 14 can be inserted into the second installation groove 143 of the other second support steel column 14, thereby realizing stable connection between the plurality of second support steel columns 14.

[0028] The hoistway body 1 is also provided with a reinforcing assembly 15, and the reinforcing assembly 15 is fixed between each second support steel column 14. The reinforcing assembly 15 comprises a support 151, and a plurality of reinforcing rods 152 are distributed on the support 151. The reinforcing rods 152 are fixedly connected with the first connecting block 131 and the second connecting block 141 through bolts. The first support steel column 13 and the second support steel column 14 are externally provided with a protective steel plate 12 for protection through bolts.

[0029] The reinforcing assembly 15 is composed of the support 151 and the plurality of reinforcing rods 152. The support 151 serves as the main structural support and is fixedly connected with the first connecting block 131 and the second connecting block 141 through bolts, so as to firmly connect the reinforcing rods 152 between the first support steel column 13 and the second support steel column 14 and between the plurality of second support steel columns 14. The distribution and number of the reinforcing rods 152 are designed according to the size and load requirements of the hoistway body 1 to ensure the best reinforcing effect.

[0030] The base 11 is also provided at the top with a buffer assembly 16 for buffering. The buffer assembly 16 comprises a hydraulic buffer 161 and a moving rod 163 installed at the top of the base 11. The hydraulic buffer 161 has a cylinder body storing hydraulic oil inside, and the cylinder body has a reciprocating top rod. The moving rod 163 is inserted on the top rod of the cylinder body. The hydraulic buffer 161 is the core component of the buffer assembly 16, and it uses the incompressibility and flow resistance of the liquid to absorb and slow down the impact force. The moving rod 163 is fixedly connected with a connecting plate 164 at the top. The connecting plate 164 is made of steel material. The connecting plate 164 is fixedly connected with a buffer plate 165 at the top. The buffer plate 165 is made of rubber. The moving rod 163 is externally sleeved with a buffer spring 162. The buffer spring 162 is fixedly connected with the connecting plate 164 at the top. When the elevator car hits the buffer plate 165, the impact force is first preliminarily absorbed and slowed down by the buffer plate 165 made of rubber. Then, the impact force is transmitted to the hydraulic buffer 161 through the connecting plate 164 and the moving rod 163. The hydraulic buffer 161 further absorbs and slows down the impact force by using the incompressibility and flow resistance of the liquid. At the same time, the buffer spring 162 is also compressed to generate additional damping force. The synergistic effect of these components constitutes a high-efficiency buffer system, which can effectively protect the safety of the elevator car and passengers.

[0031] Working principle: in use, through the base 11 is installed on the ground, the first support steel column 13 is fixed on the base 11, is fixed through bolt, through the lug 142 of the second support steel column 14 is inserted into the first installation slot 132, subsequently fixed through bolt, according to the height of floor, the second support steel column 14 is spliced together, subsequently fixed through the reinforcing assembly 15 between the first support steel column 13 or the second support steel column 14, the structure of the shaft body 1 is reinforced, the shaft body 1 is protected by installing the protective steel plate 12 outside the shaft body 1, the corridor body 21 is installed outside the shaft body 1, the corridor body 21 is communicated with the protective steel plate 12 and the building 3, for people to walk, the support assembly is installed between the protective steel plate 12 and the corridor body 21, the support assembly includes sleeve 22, first threaded rod 23 and second threaded rod 26, the first threaded rod 23 and the second threaded rod 26 are rotatably arranged in the sleeve 22, the support assembly and the corridor body 21, the shaft body 1 and the building 3 form a triangular structure, thereby increasing the strength and stability of the corridor body 21.

[0032] The above embodiment only expresses one or several embodiments of the present application, and the description is more specific and detailed, but it cannot be understood as the limitation of the scope of the present application. It should be pointed out that for ordinary skilled in the art, without departing from the concept of the present application, a number of modifications and improvements can be made, which belong to the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the appended claims.

Claims

1. An assembled steel structure machine room-less elevator shaft, installed outside a building (3), characterized by: The invention comprises a shaft body (1) for installing an elevator and a corridor assembly (2), wherein the corridor assembly (2) comprises a corridor body (21) for people to walk on and a support assembly symmetrically installed at the bottom of the corridor body (21), wherein the support assembly comprises a sleeve (22), and the two ends of the sleeve (22) are respectively connected to a first threaded rod (23) and a second threaded rod (26) through threads.

2. The assembled steel structure machine room-less elevator shaft according to claim 1, characterized in that: One end of the first threaded rod (23) is hingedly connected to a second fixed block (25), one end of the second threaded rod (26) is hingedly connected to the first fixed block (24), and the second fixed block (25) is fixed to the bottom of the corridor body (21). The second fixed blocks (25) in one group of support assemblies are installed on the hoistway body (1), and the second fixed blocks (25) in the other group of support assemblies are installed on the building body (3).

3. The assembled steel structure machine room-less elevator shaft according to claim 1, characterized in that: The well body (1) comprises a base (11), the base (11) is fixed on the ground, and a buffer assembly (16) for buffering is also installed on the top of the base (11).

4. The assembled steel structure machine room-less elevator shaft according to claim 3, characterized in that: First supporting steel columns (13) are vertically installed at the four corners of the top of the base (11), and a second supporting steel column (14) is correspondingly installed on each first supporting steel column (13). The first supporting steel column (13) and the second supporting steel column (14) are fixed with bolts. Two upper and lower adjacent second supporting steel columns (14) can be assembled together, and the second supporting steel columns (14) are also fixed with bolts.

5. The assembled steel structure machine room-less elevator shaft according to claim 4, characterized in that: The top of the first support steel column (13) is provided with a first mounting groove (132) for limiting, the bottom of the second support steel column (14) is provided with a protrusion (142) for inserting into the first mounting groove (132), and the top of the second support steel column (14) is also provided with a second mounting groove (143). When the upper and lower second support steel columns (14) are docked, the protrusion (142) on one second support steel column (14) is inserted into the second mounting groove (143) of the other second support steel column (14). The first support steel column (13) is fixed with a first connecting block (131), and the second support steel column (14) is fixed with a second connecting block (141).

6. The assembled steel structure machine room-less elevator shaft according to claim 4, characterized in that: A reinforcement assembly (15) is also installed in the well body (1), and the reinforcement assembly (15) includes a support member (151). A plurality of reinforcement rods (152) are distributed on the support member (151). The reinforcement rods (152) are fixedly connected to the first connecting block (131) and the second connecting block (141) by bolts, respectively. The outside of the first supporting steel column (13) and the second supporting steel column (14) are fixed with protective steel plates (12) for protection by bolts.

7. The assembled steel structure machine room-less elevator shaft according to claim 6, characterized in that: The buffer assembly (16) includes a hydraulic buffer (161) and a moving rod (163) installed on the top of the base (11). The hydraulic buffer (161) has a cylinder body for storing hydraulic oil, and the cylinder body has a reciprocating push rod. The moving rod (163) is inserted on the push rod on the cylinder body. A connecting plate (164) is fixed on the top of the moving rod (163), and a buffer plate (165) is fixed on the top of the connecting plate (164). The moving rod (163) is sleeved with a buffer spring (162). The bottom end of the buffer spring (162) is fixedly connected to the top of the hydraulic buffer (161), and the top end of the buffer spring (162) is fixedly connected to the bottom of the connecting plate (164).

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