CN219031571U - Elevator well portal crane - Google Patents
Elevator well portal crane Download PDFInfo
- Publication number
- CN219031571U CN219031571U CN202223567031.4U CN202223567031U CN219031571U CN 219031571 U CN219031571 U CN 219031571U CN 202223567031 U CN202223567031 U CN 202223567031U CN 219031571 U CN219031571 U CN 219031571U
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- cross beam
- fixedly connected
- trolley
- gantry crane
- winch
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies
Abstract
The utility model discloses a portal crane of an elevator hoistway, which relates to the field of elevator teaching equipment, and the technical scheme is that the portal crane comprises a portal frame and a trolley moving along the portal frame, wherein the portal frame comprises a plurality of brackets in the form of a linear array, and the lower ends of the brackets are fixedly connected with the ground for building an environment; the cross beam is arranged at the upper part of the bracket, the upper side of the cross beam is fixedly connected with the bracket, and the lower side of the cross beam forms a track structure for moving the trolley; the cross beam is at least provided with one rail, the rail of the cross beam is a linear rail, and the brackets are distributed along the long axis of the cross beam; the trolley comprises a moving part, a first lifting part and a second lifting part, wherein the moving part is connected with a track structure of the cross beam and moves along the cross beam; the lifting appliance part is hung on the lower side of the moving part and comprises a lifting hook and a winch. The beneficial effects of the utility model are as follows: the portal crane of this scheme simple structure builds conveniently. The trolley is used as the moving mechanism, so that the manufacturing cost and the maintenance cost can be greatly saved.
Description
Technical Field
The utility model relates to the field of elevator teaching equipment, in particular to a portal crane of an elevator hoistway.
Background
The elevator equipment comprises a vertical elevator and an escalator, and as special equipment, a license system is adopted. Enterprises and related professionals who need to acquire special equipment licenses make, install and maintain. Because the elevator in China has large conservation amount and needs more professions, the related universities and colleges set up elevator courses. In order to facilitate the training and practical operation of elevator teaching, a mode of building an elevator simulation environment in a specific factory building internal part is adopted. As it is necessary to relate to different elevator types, it is also possible to include as many different kinds of elevators as possible according to the actual environment when building a teaching elevator environment.
When the simulated environment of the teaching elevator is built, a plurality of elevator shafts are required to be built through the supporting structure, and a plurality of brackets are required to be built along the elevator body. When the assembly is built, the gantry crane is required to be used for hoisting the assembly. The cost of the common gantry crane is higher, and after the factory building of the teaching elevator is built, the demand for the trolley is less, so that the cost of purchasing the common gantry crane is too high. Therefore, a gantry crane which can meet the requirement of building an environment of a teaching elevator and has lower cost is needed.
Disclosure of Invention
Aiming at the technical problems, the utility model provides the elevator hoistway gantry crane which is simple to construct and low in cost.
The technical proposal is that the device comprises a portal frame and a trolley moving along the portal frame, wherein the portal frame comprises,
the support is provided with a plurality of supports in a linear array mode, and the lower ends of the supports are fixedly connected with the ground for building the environment;
the cross beam is arranged at the upper part of the bracket, the upper side of the cross beam is fixedly connected with the bracket, and the lower side of the cross beam forms a track structure for moving the trolley;
the cross beam is at least provided with one rail, the rail of the cross beam is a linear rail, and the brackets are distributed along the long axis of the cross beam;
the trolley comprises a trolley which is arranged on the upper surface of the trolley,
the moving part is connected with the rail structure of the cross beam and moves along the cross beam;
the lifting appliance part is hung on the lower side of the moving part and comprises a lifting hook and a winch.
Preferably, the bracket is a door-shaped bracket, the cross beam is I-steel, and the cross beam is fixedly connected with the bracket through a plurality of connecting plate groups;
the connecting plate groups are distributed along the cross beam, and each support is fixedly connected with the cross beam through at least one connecting plate group.
Preferably, each connecting plate group at least comprises two connecting plates, wherein one connecting plate is fixedly connected with the upper side surface of the cross beam, and the other connecting plate is fixedly arranged at the lower side of the upper part of the bracket;
a plurality of connecting holes are formed in the plate body of the connecting plate, and the two connecting plates are fixedly connected through bolts.
Preferably, the connecting holes of the connecting plates are straight slot holes, the connecting holes of the two connecting plates are oppositely arranged, and long axes of a group of connecting holes of the two connecting plates are mutually perpendicular.
Preferably, the brackets comprise two upright posts, a transverse frame is fixedly connected between the top ends of the upright posts, and a reinforcing rib is arranged between the joint of the transverse frame and the upright posts;
the bottom end of each upright post is fixedly provided with a bottom plate, the upright posts are fixedly connected with the ground through the bottom plate, and reinforcing ribs are arranged between the upright posts and the bottom plate;
one of the connecting plates of the connecting plate group is fixedly arranged on the lower side of the transverse frame.
Preferably, the moving part of the trolley comprises,
the roller group comprises a plurality of rollers arranged at two sides of the cross beam, and the rollers synchronously move through a driving mechanism;
the trolley may further comprise a wheel which is arranged to move,
the upper end of the connecting frame is rotationally connected with the roller of the moving part, the lower end of the connecting frame is fixedly connected with the bearing plate, and the motor of the winch and the driving mechanism is fixedly arranged on the bearing plate.
Preferably, the motor of the driving mechanism is linked with the rollers through a chain wheel and chain combination, the roller group is provided with at least two rollers on one side of the cross beam, the connecting frame is rotationally connected with the driving shaft, and the two ends of the driving shaft and the wheel shafts of the rollers are respectively fixedly provided with chain wheels;
one end of the driving shaft is also fixedly provided with a driven wheel which is meshed with a driving wheel on the motor shaft.
Preferably, the connecting frame is fixedly connected with the middle part of the bearing plate;
the upper side of the bearing plate is fixedly connected with the winch and the fixed block, and the winch and the fixed block are respectively positioned at two sides of the connecting frame;
one end of a cable on the winch is fixedly connected with the rotating shaft of the winch, and the other end of the cable is connected with the fixed block;
the cable is provided with the lifting hook.
Preferably, the bearing plate is provided with a through groove, and the cable penetrates through the through groove to extend to the lower side of the bearing plate;
the lifting hook comprises two parallel clamping plates, two pulleys are rotatably connected between the clamping plates, the two pulleys are distributed in the vertical direction, and the cable is positioned between the pulleys.
Preferably, the fixed block is fixedly provided with a supporting rod towards one side of the winch, the supporting rod is a round rod, the supporting rod is rotationally connected with a hanging ring, and the hanging ring is fixedly connected with one end of the cable.
The technical scheme provided by the embodiment of the utility model has the beneficial effects that: the portal crane of this scheme simple structure builds conveniently. The trolley is used as the moving mechanism, so that the manufacturing cost and the maintenance cost can be greatly saved. The requirement that the trolley serving as the lifting appliance moves in the horizontal direction is met by the gantry crane, different moving routes can be adapted by changing the direction of the cross beam according to the actual field environment, and the requirement of the elevator well for teaching in construction can be completely met.
Drawings
Fig. 1 is a front view of the overall structure of an embodiment of the present utility model.
Fig. 2 is a side view of the overall structure of an embodiment of the present utility model.
Fig. 3 is a schematic view of a connection board according to an embodiment of the present utility model.
Fig. 4 is a schematic view of another connecting plate according to an embodiment of the present utility model.
Fig. 5 is a schematic diagram of a cart structure according to an embodiment of the present utility model.
Fig. 6 is a partial enlarged view of fig. 5 a.
Wherein, the reference numerals are as follows: 1. a bracket; 2. a cross beam; 3. a trolley; 31. a lifting hook; 32. a hoist; 33. a roller set; 34. a driving mechanism; 35. a connecting frame; 36. a carrying plate; 37. a drive shaft; 38. a fixed block; 39. a cable; 4. and a connecting plate group.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. Of course, the specific embodiments described herein are for purposes of illustration only and are not intended to limit the utility model.
It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.
In the description of the utility model, it should be understood that the terms "center," "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships that are based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the utility model and simplify the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be configured and operate in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "configured" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 creation of the present utility model can be understood by those of ordinary skill in the art in a specific case.
Example 1
Referring to fig. 1 to 4, the utility model provides a hoistway gantry crane, which comprises a gantry and a trolley 3 moving along the gantry, wherein the gantry comprises a plurality of brackets 1 arranged in a linear array, and the lower ends of the brackets 1 are fixedly connected with the ground for building an environment; the support 1 is provided with a cross beam 2, the upper side of the cross beam 2 is fixedly connected with the support 1, and the lower side forms a track structure for moving the trolley 3; the cross beam 2 is integrally connected into a whole, the track of the cross beam is a linear track, and the brackets 1 are distributed along the long axis of the cross beam 2; because several elevator shafts are required to be arranged so as to be suitable for straight ladders of various different designs, when a shaft bracket is built, a plurality of shaft spaces are often reserved side by side. The beam 2 is arranged so as to pass through each reserved shaft position in sequence when the trolley 3 moves.
The trolley 3 comprises a moving part and a lifting appliance part, the moving part is connected with the track structure of the cross beam 2, and the trolley 3 moves along the cross beam 2 through the moving part; the hanger part is hung on the lower side of the moving part and comprises a lifting hook 31 and a winch 32. And carrying out workpiece lifting work during subsequent elevator shaft construction through the lifting appliance part.
Furthermore, the bracket 1 is a door-shaped bracket, the cross beam 2 is I-steel, and the cross beam 2 is fixedly connected with the bracket 1 through a plurality of connecting plate groups 4; the connecting plate groups 4 are distributed along the cross beam 2, and each bracket 1 is fixedly connected with the cross beam 2 through at least one connecting plate group 4.
Further, each connecting plate group 4 at least comprises two connecting plates, wherein one connecting plate is fixedly connected with the upper side surface of the cross beam 2, and the other connecting plate is fixedly arranged at the lower side of the upper part of the bracket 1; a plurality of connecting holes are formed in the plate body of the connecting plate, and the two connecting plates are fixedly connected through bolts. The connecting holes of the connecting plates are straight slot holes, the connecting holes of the two connecting plates are oppositely arranged, and long axes of a group of connecting holes of the two connecting plates are mutually perpendicular.
With reference to fig. 3 and 4, by this structure, when two connection plates are combined, the connection holes thereon can meet fine adjustment in both the longitudinal and transverse directions, so as to form a margin in mounting, and reduce the mounting difficulty.
Further, the support 1 comprises two upright posts, a transverse frame is fixedly connected between the top ends of the upright posts, and a reinforcing rib is arranged between the joint of the transverse frame and the upright posts; the bottom end of each upright post is fixedly provided with a bottom plate, the upright posts are fixedly connected with the ground through the bottom plate, and reinforcing ribs are arranged between the upright posts and the bottom plate; one of the connecting plates of the connecting plate group 4 is fixedly arranged at the lower side of the transverse frame.
The structure of ordinary portal crane has been simplified to this scheme, combines crossbeam 2 to form the track that dolly 3 moved through portal's support 1. Thereby satisfy the hoist and mount work demand when setting up to the elevator well, and ordinary portal crane relatively, because this scheme only needs dolly 3 to follow the rectilinear path motion, so need not to construct mobilizable longmen, very big saving the cost can not cause too big fund pressure for the elevator construction of teaching environment.
Example 2
Referring to fig. 5 and 6, on the basis of embodiment 1, corresponding to the portal frame of the present solution, the present solution also improves the trolley 3, the moving part of the trolley 3 includes a roller group 33, the roller group 33 includes a plurality of rollers disposed at both sides of the beam 2, and the rollers synchronously move through a driving mechanism 34; the roller group 33 is connected with the bearing plate 36 through the connecting frame 35, the upper end of the connecting frame 35 is rotationally connected with the rollers, the lower end of the connecting frame is fixedly connected with the bearing plate 36, and the motor of the hoist 32 and the driving mechanism 34 is fixedly arranged on the bearing plate 36.
The motor of the driving mechanism 34 is linked with the rollers through a chain wheel and chain combination, the roller group 33 is provided with two rollers at one side of the beam 2, and the two rollers are respectively positioned at two sides of the middle plate of the beam 2. The upper portion both sides of link 35 are "Y" shape structure, rotate with two gyro wheels of homonymy respectively and be connected, and link 35 lower part rotates and connects drive shaft 37, and the epaxial sprocket that sets up respectively of both ends of drive shaft 37 and gyro wheel, the sprocket sets up the chain outward, forms sprocket chain combination.
One end of the driving shaft 37 is also fixedly provided with a driven wheel, the driven wheel is meshed with a driving wheel on the motor shaft, the outer diameter of the driven wheel is larger than that of the driving wheel, and the driving wheel and the driven wheel form a speed reducing mechanism. The motor drives the driving shaft 37 to rotate through the driven wheel, so that the sprocket and the chain are driven to move in a combined mode, and the roller is driven.
Further, the connecting frame 35 is fixedly connected with the middle part of the bearing plate 36; the upper side of the bearing plate 36 is fixedly connected with a winch 32 and a fixed block 38, and the winch 32 and the fixed block 38 are respectively positioned at two sides of the connecting frame 35;
one end of a cable 39 on the winch 32 is fixedly connected with the rotating shaft of the winch, and the other end is connected with the fixed block 38; the cable 39 is provided with a hook 31. The cable 39 of this scheme is "V" shape structure at the during operation, can provide relatively stable suspension effect on the one hand, and on the other hand also has the degree of freedom displacement degree of little range, can adapt to the position variation of work piece certain degree when carrying out hoist and mount work.
The bearing plate 36 is provided with a through groove, and the cable 39 penetrates through the through groove and extends to the lower side of the bearing plate 36; the two sides of the inner part of the through groove are respectively provided with a rotary roller, and the protection to the inner wall of the through groove is formed through the rotary rollers, so that the hard friction possibly to the inner wall of the through groove when the cable 39 moves is reduced. The roller is replaced only at the time of the later maintenance, and the whole bearing plate 36 is not required to be replaced.
The hook 31 comprises two parallel clamping plates, between which two pulleys are rotatably connected, the two pulleys being arranged in a vertical direction, and the cable 39 being located between the pulleys. The fixed block 38 is fixedly provided with a supporting rod towards one side of the winch 32, the supporting rod is a round rod, the supporting rod is rotatably connected with a hanging ring, and the hanging ring is fixedly connected with one end of a cable 39.
The trolley 3 provided by the embodiment forms a driving mechanism by means of the gear reduction mechanism and the chain wheel and chain combination, and can stably move along the cross beam 2. On the other hand, because the lifting appliance part of the scheme adopts a cable arrangement mode of combining the windlass 32 with the fixed block 38, the lifting appliance part has certain adjustability in the operation process while meeting the requirement of stable lifting operation of elevator shaft erection.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.
Claims (10)
1. A hoistway gantry crane comprising a gantry and a trolley (3) moving along the gantry, characterized in that the gantry comprises,
the support (1) is provided with a plurality of supports in a linear array mode, and the lower ends of the supports are fixedly connected with the ground for building the environment;
the cross beam (2) is arranged at the upper part of the bracket (1), the upper side of the cross beam is fixedly connected with the bracket (1), and the lower side of the cross beam forms a track structure for moving the trolley (3);
the cross beam (2) is at least provided with one rail, the rail of the cross beam (2) is a linear rail, and the brackets (1) are distributed along the long axis of the cross beam (2);
the trolley (3) comprises a trolley body and a trolley body,
the moving part is connected with the track structure of the cross beam (2) and moves along the cross beam (2);
the lifting appliance part is hung on the lower side of the moving part and comprises a lifting hook (31) and a winch (32).
2. The elevator hoistway gantry crane according to claim 1, characterized in that the bracket (1) is a portal frame, the cross beam (2) is i-steel, and the cross beam (2) is fixedly connected with the bracket (1) through a plurality of connecting plate groups (4);
the connecting plate groups (4) are distributed along the cross beam (2), and each support (1) is fixedly connected with the cross beam (2) through at least one connecting plate group (4).
3. Elevator hoistway gantry crane according to claim 2, characterized in that each of the connection plate groups (4) comprises at least two connection plates, one of which is fixedly connected to the upper side of the cross beam (2) and the other of which is fixedly arranged on the upper underside of the bracket (1);
a plurality of connecting holes are formed in the plate body of the connecting plate, and the two connecting plates are fixedly connected through bolts.
4. A hoistway gantry crane according to claim 3, wherein the connection holes of the connection plates are straight slot holes, the connection holes of two connection plates are arranged opposite each other, and the long axes of a set of connection holes of two connection plates opposite each other are perpendicular to each other.
5. A hoistway gantry crane according to claim 3, characterized in that the brackets (1) comprise two upright posts, a cross frame is fixedly connected between the top ends of the upright posts, and a reinforcing rib is arranged between the joint of the cross frame and the upright posts;
the bottom end of each upright post is fixedly provided with a bottom plate, the upright posts are fixedly connected with the ground through the bottom plate, and reinforcing ribs are arranged between the upright posts and the bottom plate;
one of the connecting plates of the connecting plate group (4) is fixedly arranged at the lower side of the transverse frame.
6. Elevator hoistway gantry crane according to claim 1, characterized in that the moving part of the trolley (3) comprises,
the roller group (33) comprises a plurality of rollers arranged on two sides of the cross beam (2), and the rollers synchronously move through a driving mechanism (34);
the trolley (3) further comprises a first wheel,
the upper end of the connecting frame (35) is rotationally connected with the roller of the moving part, the lower end of the connecting frame is fixedly connected with the bearing plate (36), and the motor of the winch (32) and the driving mechanism (34) is fixedly arranged on the bearing plate (36).
7. The elevator hoistway gantry crane according to claim 6, wherein the motor of the driving mechanism (34) is linked with the rollers through a sprocket chain combination, the roller group (33) is provided with at least two rollers on one side of the beam (2), the connecting frame (35) is rotatably connected with the driving shaft (37), and sprockets are fixedly arranged on two ends of the driving shaft (37) and the wheel shafts of the rollers respectively;
one end of the driving shaft (37) is also fixedly provided with a driven wheel which is meshed with the driving wheel on the motor shaft.
8. Elevator hoistway gantry crane according to claim 6, characterized in that the connecting frame (35) is fixedly connected with the middle part of the bearing plate (36);
the upper side of the bearing plate (36) is fixedly connected with the winch (32) and the fixed block (38), and the winch (32) and the fixed block (38) are respectively positioned at two sides of the connecting frame (35);
one end of a cable (39) on the winch (32) is fixedly connected with the rotating shaft of the winch, and the other end of the cable is connected with the fixed block (38);
the lifting hook (31) is arranged on the cable (39).
9. Elevator hoistway gantry crane according to claim 8, characterized in that the carrier plate (36) is provided with through grooves, through which the cables (39) extend to the underside of the carrier plate (36);
the lifting hook (31) comprises two parallel clamping plates, two pulleys are rotatably connected between the clamping plates, the two pulleys are distributed in the vertical direction, and the cable (39) is positioned between the pulleys.
10. The elevator hoistway gantry crane according to claim 8, characterized in that the fixing block (38) is fixedly provided with a strut on a side facing the hoisting machine (32), the strut is a round rod, a link is rotatably connected to the strut, and the link is fixedly connected to one end of the cable (39).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223567031.4U CN219031571U (en) | 2022-12-23 | 2022-12-23 | Elevator well portal crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223567031.4U CN219031571U (en) | 2022-12-23 | 2022-12-23 | Elevator well portal crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219031571U true CN219031571U (en) | 2023-05-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223567031.4U Active CN219031571U (en) | 2022-12-23 | 2022-12-23 | Elevator well portal crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219031571U (en) |
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2022
- 2022-12-23 CN CN202223567031.4U patent/CN219031571U/en active Active
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