CN221027298U - Portal crane for constructional engineering - Google Patents
Portal crane for constructional engineering Download PDFInfo
- Publication number
- CN221027298U CN221027298U CN202322724160.8U CN202322724160U CN221027298U CN 221027298 U CN221027298 U CN 221027298U CN 202322724160 U CN202322724160 U CN 202322724160U CN 221027298 U CN221027298 U CN 221027298U
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- Prior art keywords
- chassis
- sliding
- moving
- moving device
- motor
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- 238000004140 cleaning Methods 0.000 claims description 13
- 238000005461 lubrication Methods 0.000 claims description 12
- 238000010276 construction Methods 0.000 claims description 11
- 238000003825 pressing Methods 0.000 claims description 9
- 230000001681 protective effect Effects 0.000 claims description 7
- 230000009194 climbing Effects 0.000 claims description 5
- 230000001050 lubricating effect Effects 0.000 claims description 5
- 238000005096 rolling process Methods 0.000 claims description 3
- 239000010687 lubricating oil Substances 0.000 description 14
- 239000003921 oil Substances 0.000 description 4
- 230000000087 stabilizing effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
Abstract
The utility model discloses a portal crane for constructional engineering, which relates to the technical field of cranes, and comprises two cross beams, two support columns and a first moving device, wherein the two support columns are symmetrically arranged on two sides of the cross beams, the transverse moving devices are arranged on the cross beams in a sliding manner, the transverse moving devices are arranged on the cross beams, lifting components are arranged at the lower ends of the transverse moving devices, and a second moving device is arranged at the bottom ends of the support columns.
Description
Technical Field
The utility model relates to the technical field of cranes, in particular to a portal crane for constructional engineering.
Background
The portal crane is an auxiliary device for lifting and loading and unloading cargoes in the loading and unloading operation process of outdoor cargoes, stock yard cargoes and bulk cargoes, and is widely used in the technical field of cranes.
For example, a gantry crane described in CN 209758882U with a patent publication number cleans sundries on a guide rail by a cleaning plate when the whole body moves on the guide rail, but the device only relies on the cleaning plate to clean, which is inconvenient for complete protection and cleaning of rollers, and may lead to safety accidents caused by the fact that the gantry crane breaks away from the guide rail, and is inconvenient to climb onto the device to maintain when overhauling in daily life, resulting in reduced working efficiency.
Based on the above, a portal crane for construction engineering is provided, which can eliminate the defects of the prior device.
Disclosure of utility model
The utility model aims to provide a portal crane for constructional engineering, which is used for solving the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
A gantry crane for construction engineering, comprising:
A cross beam;
the two struts are symmetrically arranged on two sides of the cross beam;
The first moving device is arranged on the cross beam in a sliding manner;
the lower end of the first moving device is provided with a lifting assembly, and the bottom end of the support column is provided with a second moving device.
Preferably, a sliding rail for the first moving device to move is arranged at the top end of the cross beam, and limiting plates are arranged on two sides of the sliding rail.
Preferably, the first moving device comprises a motor and a moving wheel, the motor is arranged at the upper end of the first moving device, the moving wheel is arranged at the output end of the motor, and the moving wheel is matched with the sliding rail.
Preferably, the lifting assembly comprises an electric hoist, a sling, a fixed pulley and a lifting hook, wherein the bottom end of the first power device is fixedly connected with the top end of the electric hoist, the sling is arranged in the electric hoist, the bottom end of the sling is in rolling connection with the fixed pulley, and the bottom end of the fixed pulley is fixedly connected with the top end of the lifting hook.
Preferably, the second mobile device includes landing leg, chassis, firm support, cleans board, protection casing, mobile motor and gyro wheel, the landing leg is fixed in the pillar bottom, the chassis sets up in the landing leg bottom, firm support is fixed on landing leg both sides chassis surface, clean the fixed setting of board and in chassis front and back end, the protection casing rotates and sets up in the chassis both sides, mobile motor sets up at chassis inboard surface, the gyro wheel sets up in the chassis below, and is connected with mobile motor, there is the lubricated subassembly of supplementary gyro wheel lubrication action on the chassis.
Preferably, the lubrication assembly comprises a lubrication oil box, a sliding sleeve, a sliding block, a sliding rod, a spring, a pressing block, a guide pipe and a one-way valve, wherein the lubrication oil box is arranged on the outer side surface of the chassis, the sliding sleeve is arranged at two ends of the lubrication oil box, the sliding block is in sliding contact with the inner wall of the sliding sleeve, one side of the sliding rod is fixedly arranged on the sliding block, the spring is arranged outside the sliding rod and is positioned between the sliding block and the sliding sleeve, the pressing block is arranged on the other side of the sliding rod, the guide pipe is arranged at two ends of the lubrication oil box and extends to the joint of the roller and the chassis, and the one-way valve is arranged in the middle of the guide pipe.
Preferably, the climbing frames are uniformly and fixedly arranged on the outer side surfaces of the support columns.
Preferably, an anti-slip layer is arranged on the outer side of the movable wheel.
Compared with the prior art, the utility model has the following beneficial effects:
The utility model realizes the purpose that staff can climb from the support column to the crane to maintain the device conveniently through the support column and the climbing frame.
2. According to the utility model, through the electric hoist, the sling, the fixed pulley and the lifting hook, the lifting and carrying of goods are achieved;
3. The utility model provides a cleaning plate and a protective cover. The lubricating oil box, the sliding sleeve, the sliding block, the sliding rod, the spring, the pressing block, the guide pipe and the one-way valve achieve the effect of preventing the gantry crane from being separated from the track, and improve the operation safety of the gantry crane.
Drawings
Fig. 1 is a side view of the present utility model.
Fig. 2 is a schematic view of the right side structure of the present utility model.
Fig. 3 is a schematic view of an outer structure of a second mobile device according to the present utility model.
Fig. 4 is a schematic diagram of an inner side structure of the second mobile device of the present utility model.
Reference numerals annotate: 100 crossbeams, 101 support posts, 102 climbing frames, 103 slide rails, 104 limiting plates, 200 first moving devices, 201 motors, 202 moving wheels, 300 electric hoists, 301 slings, 302 fixed pulleys, 303 lifting hooks, 400 second moving devices, 401 support legs, 402 chassis, 403 stable supports, 404 cleaning plates, 405 protective covers, 406 moving motors, 407 rollers, 408 lubricating oil boxes, 409 sliding sleeves, 410 sliding blocks, 411 sliding rods, 412 springs, 413 pressing blocks, 414 guide pipes and 415 one-way valves.
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.
In one embodiment, as shown in fig. 1-4, a gantry crane for construction works includes a beam 100, a column 101, and a first moving device 200;
The two support posts 101 are symmetrically arranged on two sides of the cross beam 100, and climbing frames 102 are uniformly and fixedly arranged on the outer side surfaces of the support posts 101, so that workers can conveniently climb the support posts 101 to the crane to maintain the crane;
The first moving device 200 is slidably disposed on the cross beam 100;
The lower end of the first moving device 200 is provided with a lifting assembly, and the bottom end of the supporting column 101 is provided with a second moving device 400.
The top end of the cross beam 100 is provided with a sliding rail 103 for the first moving device 200 to move, and limiting plates 104 are arranged on two sides of the sliding rail 103 for limiting the moving range of the first moving device 200.
The first moving device 200 comprises a motor 201 and a moving wheel 202, the motor 201 is arranged at the upper end of the first moving device 200, the moving wheel 202 is arranged at the output end of the motor 201, an anti-slip layer is arranged on the outer side of the moving wheel 202 and used for increasing the friction force on the outer side of the moving wheel 202, and the moving wheel 202 is matched with the sliding rail 103.
The lifting assembly comprises an electric hoist 300, a sling 301, a fixed pulley 302 and a lifting hook 303, wherein the bottom end of the first power device 200 is fixedly connected with the top end of the electric hoist 300 and used for providing power for lifting goods, the sling 301 is arranged in the electric hoist 300, the bottom end of the sling 301 is in rolling connection with the fixed pulley 302, and the bottom end of the fixed pulley 302 is fixedly connected with the top end of the lifting hook 303 and used for fixing the goods.
The second moving device 400 comprises a supporting leg 401, a chassis 402, a stable support 403, a cleaning plate 404, a protective cover 405, a moving motor 406 and rollers 407, wherein the supporting leg 401 is fixed at the bottom end of the supporting column 101, the chassis 402 is arranged at the bottom end of the supporting leg 401, the stable support 403 is fixed on the surfaces of the chassis 402 on two sides of the supporting leg 401 and used for further stabilizing the supporting leg 401, the cleaning plate 404 is fixedly arranged at the front end and the rear end of the chassis 402 and used for cleaning sundries on a track to ensure the cleaning of the track, the protective cover 405 is rotatably arranged on two sides of the chassis 402 and used for protecting the rollers 407 from affecting the operation of the rollers 407, the moving motor 406 is arranged on the inner side surface of the chassis 402, the rollers 407 are arranged below the chassis 402 and connected with the moving motor 406 and used for providing power for the rollers 407, and a lubricating component for assisting the lubrication of the rollers 407 is arranged on the chassis 402.
The lubricating assembly comprises a lubricating oil box 408, a sliding sleeve 409, a sliding block 410, a sliding rod 411, a spring 412, a pressing block 413, a guide pipe 414 and a one-way valve 415, wherein the lubricating oil box 408 is arranged on the outer side surface of the chassis 402 and is used for storing lubricating oil, the sliding sleeve 409 is arranged at two ends of the lubricating oil box 408, the sliding block 410 is in sliding contact with the inner wall of the sliding sleeve 409, one side of the sliding rod 411 is fixedly arranged on the sliding block 410, the spring 412 is arranged on the outer side of the sliding rod 411, the spring 412 is arranged between the sliding block 410 and the sliding sleeve 409 and is used for resetting the sliding block 410 and the sliding rod 411, the pressing block 413 is arranged on the other side of the sliding rod 411 and is used for contacting an object to start the lubricating assembly, the guide pipe 414 is arranged at two ends of the lubricating oil box 408 and extends to the joint of the roller 407 and the chassis 402 and is used for guiding the lubricating oil to the roller 407, the one-way valve 415 is arranged between the guide pipe 414 and is used for preventing the lubricating oil from flowing back to influence the device.
When the portal crane is used for loading and unloading cargoes, the mobile motor 406 is required to be started to move the second mobile device 400 to a required position, sundries on the track are removed through the cleaning plate 404 during movement, the cleaning of the track is guaranteed, the protective covers 405 on two sides of the chassis 402 can protect the rollers 407, the sundries are prevented from affecting the operation of the rollers 407 to cause the portal crane to deviate from the track, the support column 101 is further stabilized through the stabilizing support 403, the stability of the device is guaranteed, the lubricating oil box 408 arranged on the chassis 402 is contacted with an object through the pressing block 413, the sliding rod 411 and the sliding block 410 are moved to the sliding sleeve 409, lubricating oil in the lubricating oil box 408 is extruded out, the reset is carried out through the spring 412, the lubricating oil guide rollers 407 are lubricated through the guide pipes 414, the check valve 415 is used for preventing the lubricating oil from flowing back, after the movement is completed, the first mobile device 200 is started to the required position by the starting motor 201, the lifting cable 301 is started to retract the electric hoist 300, the lifting hook 303 is lifted, the cargoes are completed, the daily maintenance work is completed, and workers can conveniently climb the support column 101 to the device through the lifting frame 102.
The foregoing is merely specific embodiments of the disclosure, but the protection scope of the disclosure is not limited thereto, and any person skilled in the art can easily think about changes or substitutions within the technical scope of the disclosure, and it is intended to cover the scope of the disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.
Claims (8)
1. A gantry crane for construction engineering, comprising:
A cross beam (100);
the two support posts (101) are symmetrically arranged on two sides of the cross beam (100);
a first moving device (200), wherein the first moving device (200) is arranged on the cross beam (100) in a sliding way;
The lifting assembly is characterized in that a lifting assembly is arranged at the lower end of the first moving device (200), and a second moving device (400) is arranged at the bottom end of the support column (101).
2. The portal crane for construction engineering according to claim 1, wherein a sliding rail (103) for the first moving device (200) to move is arranged at the top end of the cross beam (100), and limiting plates (104) are arranged on two sides of the sliding rail (103).
3. A gantry crane for construction works according to claim 1, characterized in that the first moving means (200) comprises a motor (201) and a moving wheel (202), the motor (201) is arranged at the upper end of the first moving means (200), the moving wheel (202) is arranged at the output end of the motor (201), and the moving wheel (202) is matched with the slide rail (103).
4. The portal crane for construction engineering according to claim 1, wherein the lifting assembly comprises an electric hoist (300), a sling (301), a fixed pulley (302) and a lifting hook (303), the bottom end of the first moving device (200) is fixedly connected with the top end of the electric hoist (300), the sling (301) is arranged in the electric hoist (300), the bottom end of the sling (301) is in rolling connection with the fixed pulley (302), and the bottom end of the fixed pulley (302) is fixedly connected with the top end of the lifting hook (303).
5. The portal crane for construction engineering according to claim 1, wherein the second moving device (400) comprises a supporting leg (401), a chassis (402), a stable support (403), a cleaning plate (404), a protective cover (405), a moving motor (406) and rollers (407), wherein the supporting leg (401) is fixed at the bottom end of the supporting column (101), the chassis (402) is arranged at the bottom end of the supporting leg (401), the stable support (403) is fixed on the surfaces of the chassis (402) at two sides of the supporting leg (401), the cleaning plate (404) is fixedly arranged at the front end and the rear end of the chassis (402), the protective cover (405) is rotatably arranged at two sides of the chassis (402), the moving motor (406) is arranged on the inner side surface of the chassis (402), the rollers (407) are arranged below the chassis (402) and are connected with the moving motor (406), and the chassis (402) is provided with a lubricating component for assisting the lubricating function of the rollers (407).
6. The portal crane for construction engineering according to claim 5, wherein the lubrication assembly comprises a lubrication oil box (408), a sliding sleeve (409), a sliding block (410), a sliding rod (411), a spring (412), a pressing block (413), a guide pipe (414) and a one-way valve (415), the lubrication oil box (408) is arranged on the outer side surface of the chassis (402), the sliding sleeve (409) is arranged at two ends of the lubrication oil box (408), the sliding block (410) is in sliding contact with the inner wall of the sliding sleeve (409), one side of the sliding rod (411) is fixedly arranged on the sliding block (410), the spring (412) is arranged on the outer side of the sliding rod (411) and is positioned between the sliding block (410) and the sliding sleeve (409), the pressing block (413) is arranged on the other side of the sliding rod (411), the guide pipe (414) is arranged at two ends of the lubrication oil box (408) and extends to the connection position of the roller (407) and the chassis (402), and the one-way valve (415) is arranged in the middle of the guide pipe (414).
7. The portal crane for construction engineering according to claim 1, wherein the outer side surface of the pillar (101) is uniformly and fixedly provided with a climbing frame (102).
8. A gantry crane for construction work according to claim 3, characterized in that the outside of the mobile wheel (202) is provided with an anti-slip layer.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322724160.8U CN221027298U (en) | 2023-10-11 | 2023-10-11 | Portal crane for constructional engineering |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202322724160.8U CN221027298U (en) | 2023-10-11 | 2023-10-11 | Portal crane for constructional engineering |
Publications (1)
Publication Number | Publication Date |
---|---|
CN221027298U true CN221027298U (en) | 2024-05-28 |
Family
ID=91177533
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202322724160.8U Active CN221027298U (en) | 2023-10-11 | 2023-10-11 | Portal crane for constructional engineering |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN221027298U (en) |
-
2023
- 2023-10-11 CN CN202322724160.8U patent/CN221027298U/en active Active
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