CN221253676U - Movable portal crane - Google Patents
Movable portal craneInfo
- Publication number
- CN221253676U CN221253676U CN202321176806.7U CN202321176806U CN221253676U CN 221253676 U CN221253676 U CN 221253676U CN 202321176806 U CN202321176806 U CN 202321176806U CN 221253676 U CN221253676 U CN 221253676U
- Authority
- CN
- China
- Prior art keywords
- portal frame
- positive
- crossbearer
- gantry crane
- negative motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000003351 stiffener Substances 0.000 claims abstract description 12
- 230000008878 coupling Effects 0.000 claims description 10
- 238000010168 coupling process Methods 0.000 claims description 10
- 238000005859 coupling reaction Methods 0.000 claims description 10
- 125000003003 spiro group Chemical group 0.000 claims description 3
- 239000003381 stabilizer Substances 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 abstract description 7
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Abstract
The utility model discloses a movable portal crane which comprises a portal frame, a transverse frame and reinforcing rods, wherein the transverse frame is fixedly connected to the bottom ends of the left side and the right side of the portal frame, the reinforcing rods are connected to the two ends of the top of the transverse frame, the top ends of the reinforcing rods extend upwards and are connected to the middle of the portal frame, a first positive and negative motor is fixedly connected to the top of the right side of the portal frame, fixing plates are connected to the left side and the right side of the bottom of the portal frame, a telescopic cylinder is connected to the bottom plate of the fixing plates, supporting legs are fixedly connected to the bottom of the telescopic cylinder, and driving wheels are arranged at the bottom of the transverse frame. The crossbearer plays the fixed action, prevents that equipment from taking place to turn on one's side when the operation, and the top both ends of crossbearer all are connected with the stiffener, and the stiffener is fixed to the device structure and is strengthened, makes the device more stable difficult turning on one's side, and the drive wheel can drive makes the device remove, has improved the convenience of hoist, makes its adaptability to the place strengthen greatly, need not to spread the track in advance.
Description
Technical Field
The utility model relates to the technical field of gantry cranes, in particular to a movable gantry crane.
Background
The application number of the gantry crane is CN202210728093.4, and the gantry crane comprises a frame and a movable lifting rope suspended in the frame; the lifting hook is fixed at the bottom end of the lifting rope, the connecting box is fixed at the top of the goods, and a pull rod is slidably arranged in the connecting box along the length direction of the connecting box; the side wall of the pull rod is fixedly provided with a first pull tab which can be abutted against the lifting hook, the bottom end of the pull rod is fixedly provided with a second pull tab, the top of the connecting box is provided with a first sliding chute, and the connecting box is in sliding connection with the pull rod through the first sliding chute; a second spring is fixed on the side wall of the pull rod, and one end, away from the pull rod, of the second spring is fixedly connected with one side, away from the lifting hook, of the first chute; the connecting box is connected with a limiting rod in a sliding manner along the vertical direction; a limiting plate is fixed at the bottom of the limiting rod, and a plug rod is fixed on the top surface of the limiting plate; the inserting rod can be inserted with the two bottom surfaces of the pull piece. The application has the effect of being convenient for the automatic separation of the lifting hook and the goods.
Similar to the gantry crane described above: although the inserting rod can be inserted into the two bottom surfaces of the pull tab, the lifting hook and the goods are convenient to automatically separate, the structural stability is not enough, rollover is easy to occur when the goods are lifted, and the track is required to be pre-paved when the goods are used and moved, so that time and labor are wasted.
Accordingly, in view of the above, research and improvement on the existing structure and the existing defects are performed, and a movable gantry crane is proposed to achieve the purpose of having more practical value.
Disclosure of utility model
The utility model aims to provide a movable portal crane, which solves the problems that the portal crane provided in the background art is insufficient in structural stability, is easy to turn over when cargo is lifted, and needs to pre-paved a track when the portal crane is used for moving, and is time-consuming and labor-consuming.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a mobilizable gantry crane, includes portal frame, crossbearer and stiffener, the equal fixedly connected with of left and right sides bottom of portal frame has the crossbearer, the top both ends of crossbearer all are connected with the stiffener, the top of stiffener upwards extends to be connected to the middle part of portal frame.
Further, positive and negative motor No. one is fixedly connected at the right side top of portal frame, the top of portal frame is equipped with the recess, the inside lead screw that is equipped with of recess, the right side extreme point of lead screw is connected with positive and negative motor No. one's output.
Further, the outer wall spiro union of lead screw has the slider, the top rigid coupling of slider has the slide, the top right side rigid coupling of slide has No. two positive and negative motors.
Further, a roller is arranged in the middle of the top end of the sliding seat, and the output end of the second positive and negative motor is connected with the roller.
Further, the outer wall of the roller is wound with a lifting rope, the other end of the lifting rope penetrates through the sliding seat and the sliding block to be arranged on the inner side of the portal frame, and the bottom end of the lifting rope is connected with a lifting hook.
Further, the left and right sides of the bottom of the portal frame are respectively connected with a fixed plate, the bottom plate of the fixed plate is connected with a telescopic cylinder, the bottom of the telescopic cylinder is fixedly connected with supporting legs, and the bottom of the transverse frame is provided with a driving wheel.
Compared with the prior art, the utility model has the beneficial effects that: the left side bottom end and the right side bottom end of the portal frame are fixedly connected with the transverse frame, the transverse frame plays a role in fixing, rollover of equipment during operation is prevented, the two ends of the top of the transverse frame are connected with reinforcing rods, the top ends of the reinforcing rods extend upwards to be connected to the middle of the portal frame, and the reinforcing rods fixedly strengthen the structure of the device, so that the device is more stable and is not prone to rollover;
The bottom of the transverse frame is provided with the driving wheel, and the driving wheel can drive the device to move, so that the convenience of the crane is improved, the adaptability of the crane to a field is greatly enhanced, and a track does not need to be pre-paved.
Drawings
FIG. 1 is a schematic elevational view of a mobile gantry crane according to the present utility model;
FIG. 2 is a schematic view of a main body structure of a mobile gantry crane according to the present utility model;
fig. 3 is a schematic side view of a movable gantry crane according to the present utility model.
In the figure: 1. a portal frame; 2. a cross frame; 3. a reinforcing rod; 4. a fixing plate; 5, a telescopic cylinder; 6. a support leg; 7. a driving wheel; 8. a first positive and negative motor; 9. a second positive and negative motor; 10. a roller; 11. a slide block; 12. a hanging rope; 13. a lifting hook; 14. a groove; 15. a screw rod; 16. a slide seat.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a mobilizable gantry crane, includes portal frame 1, crossbearer 2 and stiffener 3, and the equal fixedly connected with of left and right sides bottom of portal frame 1 has been connected with crossbearer 2, and crossbearer 2 plays the fixed action, prevents that equipment from taking place to turn on one's side when the operation, and the top both ends of crossbearer 2 all are connected with stiffener 3, and the top of stiffener 3 upwards extends to be connected to the middle part of portal frame 1, and the stiffener is fixed to the device structure and is strengthened, makes the device more stable not fragile.
The positive and negative motor 8 of right side top rigid coupling of portal frame 1, positive and negative motor 8 can carry out positive and negative rotation, and the top of portal frame 1 is equipped with recess 14, and recess 14 provides the space of placing for lead screw 15, and the inside lead screw 15 that is equipped with of recess 14, the right side extreme point of lead screw 15 is connected with positive and negative motor 8's output, can drive lead screw 15 through positive and negative motor 8 and rotate.
The outer wall spiro union of lead screw 15 has slider 11, drives lead screw 15 through positive and negative motor 8 No. one and rotates to make slider 11 do translational motion at lead screw 15 outer wall, the top rigid coupling of slider 11 has slide 16, and slider 11 drives slide 16 and moves about, and the top right side rigid coupling of slide 16 has positive and negative motor 9 No. two, and positive motor 9 No. two can drive the rotary drum and carry out 10 rotations.
The middle part of the top of the sliding seat 16 is provided with a roller 10, the output end of the second positive and negative motor 9 is connected with the roller 10, the roller 10 can be driven to rotate through the rotation of the positive and negative motor 9, the outer wall of the roller 10 is wound with a lifting rope 12, the roller drives the lifting rope 12 to wind or drop, the lifting rope 12 can move up and down, the lifting of goods or the goods dropping is realized, the other end of the lifting rope 12 passes through the sliding seat 16 and the sliding block 11 to be placed on the inner side of the portal frame 1, the bottom end of the lifting rope 12 is connected with a lifting hook 13, and the lifting hook 12 can hook the goods to pull and fix the goods.
The bottom left and right sides of portal frame 1 all is connected with fixed plate 4, fixed plate 4 plays the fixed action, the bottom plate of fixed plate 4 is connected with flexible cylinder 5, flexible cylinder 5 can lift or transfer, flexible cylinder 5 pushes down when carrying out cargo jack-up and supports, flexible cylinder 5 lifts the drive wheel 7 of being convenient for and removes during mobile device, the bottom rigid coupling of flexible cylinder 5 has stabilizer blade 6, stabilizer blade 6 increases the contact surface and makes the increase frictional force play the antiskid effect, the bottom of crossbearer 2 is equipped with drive wheel 7, drive wheel 7 can drive and make the device remove, the convenience has been improved.
Working principle: when the movable gantry crane is used, firstly, the sliding seat 16 of the gantry crane is moved to the upper part of a cargo, the screw rod 16 is driven and driven by the positive and negative motor 8 to adjust the positions of the sliding block 11 and the sliding seat 16, the sliding seat 16 is positioned above the cargo, the positive and negative motor 9 is started to drive the roller 10 to rotate, the lifting rope 10 is rotated and lowered by the roller 10, the lifting hook 13 at the bottom of the lifting rope 12 is contacted with the cargo, the cargo is hooked, the cargo is lifted by hooking, the left side and the right side of the bottom of the gantry frame 1 are both connected with the fixed plate 4, the bottom of the fixed plate 4 is connected with the telescopic cylinder 5, the telescopic cylinder 5 is pressed down to support when the cargo is lifted, the telescopic cylinder 5 is lifted to facilitate the movement of the driving wheel 7 when the moving device is moved, the bottom of the telescopic cylinder 5 is fixedly connected with the supporting legs 6, the supporting legs 6 enlarge the contact surface to increase the friction force to play a role of anti-skidding, the driving wheel 7 is arranged at the bottom of the transverse frame 2, the driving wheel 7 can drive the device to move, the convenience of the crane is improved, the adaptability to the site is greatly enhanced, and the track is not required to be paved.
Claims (6)
1. The utility model provides a mobilizable gantry crane, includes portal frame (1), crossbearer (2) and stiffener (3), its characterized in that: the left and right sides bottom of portal frame (1) all has fixedly connected with crossbearer (2), the top both ends of crossbearer (2) all are connected with stiffener (3), the top of stiffener (3) upwards extends to be connected to the middle part of portal frame (1).
2. A mobile gantry crane according to claim 1, characterized in that: the right side top rigid coupling of portal frame (1) positive and negative motor (8) No. one, the top of portal frame (1) is equipped with recess (14), the inside lead screw (15) that is equipped with of recess (14), the right side extreme point of lead screw (15) is connected with the output of positive and negative motor (8) No. one.
3. A mobile gantry crane according to claim 2, characterized in that: the outer wall spiro union of lead screw (15) has slider (11), the top rigid coupling of slider (11) has slide (16), the top right side rigid coupling of slide (16) has positive and negative motor (9) No. two.
4. A mobile gantry crane according to claim 3, characterized in that: the middle part of the top end of the sliding seat (16) is provided with a roller (10), and the output end of the second positive and negative motor (9) is connected with the roller (10).
5. A mobile gantry crane according to claim 4, characterized in that: the outer wall of the roller (10) is wound with a lifting rope (12), the other end of the lifting rope (12) penetrates through the sliding seat (16) and the sliding block (11) to be arranged on the inner side of the portal frame (1), and the bottom end of the lifting rope (12) is connected with a lifting hook (13).
6. A mobile gantry crane according to claim 1, characterized in that: the left and right sides of the bottom of portal frame (1) all are connected with fixed plate (4), the bottom of fixed plate (4) is connected with telescopic cylinder (5), the bottom rigid coupling of telescopic cylinder (5) has stabilizer blade (6), the bottom of crossbearer (2) is equipped with drive wheel (7).
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221253676U true CN221253676U (en) | 2024-07-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |