CN220165631U - Small-sized gantry crane - Google Patents
Small-sized gantry crane Download PDFInfo
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- CN220165631U CN220165631U CN202321038953.8U CN202321038953U CN220165631U CN 220165631 U CN220165631 U CN 220165631U CN 202321038953 U CN202321038953 U CN 202321038953U CN 220165631 U CN220165631 U CN 220165631U
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- gantry crane
- movable block
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- 230000005540 biological transmission Effects 0.000 claims abstract description 8
- 230000007306 turnover Effects 0.000 claims description 18
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 abstract description 6
- 238000010276 construction Methods 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
The utility model provides a small-sized gantry crane, which relates to the technical field of road and bridge construction equipment and aims to solve the problems that the structure of a lifting appliance installed in the existing small-sized gantry crane is imperfect, the lifting appliance is easy to wear after long-time use, and the lifting appliance is inconvenient to detach from the gantry crane, so that the gantry crane is inconvenient to maintain, and the small-sized gantry crane comprises an installation mechanism; the mounting mechanism comprises a main body and a connecting block, wherein a rectangular groove is formed in the main body, and a driving screw is arranged in the rectangular groove; the connecting block is equipped with four sets altogether, and the connecting block symmetry is established in the outside both sides of main part to three circular through-holes of group have been seted up to the connecting block inside. When the shell needs to be detached from the main body for maintenance, the knob at the bottom of the gear is rotated, the two groups of limiting plates are contracted into the sliding groove through the transmission of the rack, and at the moment, the limiting plates lose the limitation of the shell, so that the shell can be rapidly detached from the gantry crane.
Description
Technical Field
The utility model belongs to the technical field of road and bridge construction equipment, and particularly relates to a small gantry crane.
Background
Road and bridge generally comprises a plurality of parts such as roadbeds, pavements, bridges, tunnel engineering, traffic engineering facilities and the like, and the road and bridge needs tools such as gantry hanging frame hoisting construction in the construction process.
Based on the prior art discovery, the supporting structure of current small-size portal crane is imperfect, and when the subaerial use of pothole road surface or softness, its stability can be variation, this just leads to the in-process of hoist and mount to appear rocking easily, and the structure of installation hoist is imperfect in the current small-size portal frame, after long-time use, appears wearing and tearing easily on the lifting device, because lifting device is inconvenient to dismantle from the portal frame to it is inconvenient to lead to the portal crane to maintain.
Disclosure of Invention
In order to solve the technical problem, the utility model provides a small-size portal crane to solve the support structure of current small-size portal crane imperfect, when the subaerial use of pothole road surface or softness, its stability can be variation, this in-process that just leads to hoist appears rocking easily, and the structure of installation hoist is imperfect in the small-size portal frame of current, after long-time use, wearing and tearing appear easily on the lifting device, because lifting device is inconvenient dismantle from the portal frame, thereby lead to the portal crane to maintain inconvenient problem.
The purpose and the efficacy of the small gantry crane are achieved by the following specific technical means:
a small gantry crane comprising:
a mounting mechanism; the mounting mechanism comprises a main body and a connecting block, wherein a rectangular groove is formed in the main body, and a driving screw is arranged in the rectangular groove; the connecting blocks are provided with four groups in total, the connecting blocks are symmetrically arranged on two sides of the outer part of the main body, and three groups of circular through holes are formed in the connecting blocks; two groups of support assemblies are arranged on the mounting mechanism, the support assemblies are supported and erected on two sides of the main body, and an adjusting groove in the support frame is in sliding connection with a connecting block on the outer side of the main body; the installation mechanism is provided with a hoisting assembly, a shell of the hoisting assembly is arranged below the main body, the shell is positioned at the bottom of the movable block in the main body, and the outer end of the limiting plate in the shell is clamped with the fixed groove in the movable block.
Further, the mounting mechanism includes: a movable block and a fixed slot; the movable block is slidably arranged in the rectangular groove in the main body, and is in threaded connection with the screw rod in the rectangular groove in the main body; the fixed slots are provided with two groups in total, the fixed slots are arranged on two sides of the bottom of the movable block, and the fixed slots penetrate through two sides of the movable block.
Further, the support assembly includes: a supporting frame, an adjusting groove and a bottom groove; the support frame is of an H-shaped structure; the two groups of the adjusting grooves are arranged at two sides of the upper end of the supporting frame, and circular positioning holes are formed at two ends of the adjusting grooves at equal intervals; six groups of bottom grooves are formed in the bottom grooves, and the bottom grooves are symmetrically formed in the bottoms of two sides of the support frame.
Further, the support assembly further comprises: a turnover plate and a fixing screw; the turnover plate is rotatably arranged in the regulating groove; the fixed screw is fixedly arranged at the outer end of the overturning plate.
Further, the support assembly further comprises: a slider and a rotator; the sliding parts are provided with two groups in total, the sliding parts are slidably arranged at the lower ends of two sides of the supporting frame, three groups of rectangular plates with circular through holes are arranged on the outer sides of the sliding parts, and bolts are arranged on the outer sides of the sliding parts in a threaded manner; the rotating piece is provided with three groups in total, the rotating piece is rotatably arranged at the upper end of the rectangular plate at the outer side of the sliding piece, and internal threads are arranged inside the rotating piece.
Further, the hoist and mount subassembly includes: a shell and a chute; a winch connected with a motor is arranged at the bottom of the shell; the chute is arranged in the upper end of the shell.
Further, the hoist and mount subassembly includes: the gear and the limiting plate; the gear is rotatably arranged in the chute, and a knob is fixedly arranged at the bottom of the gear; the limiting plates are provided with two groups in total, the limiting plates are slidably mounted on two sides of the inside of the sliding groove through elastic pieces, racks are arranged on the outer sides of the limiting plates, and the racks are connected with the gears in a transmission mode.
Compared with the prior art, the utility model has the following beneficial effects:
1. in this device, set up supporting component, three groups of kerve have respectively been seted up in the both sides bottom of support frame, and rotate the upset board that installs three groups of fixing screw in the kerve inside, a set of annular slider of slidable mounting in support frame both sides lower extreme, set up three groups of rectangular plates in the outer end of slider, and rotate the rotating member of installing the internal thread on the rectangular plate, during the use, overturn 90 with the upset board, make the outer end of upset board contact with ground, the pulling slider downwards, make the fixing screw outside three groups of upset boards inject in the rectangular plate outside the slider, rotate the rotating member, make rotating member and fixing screw pass through the screw fixation, at this moment, the area of contact of support frame bottom and ground is enlarged, through such setting, can have better stability when this device is used on pothole ground or soft ground, make the in-process of hoist and mount be difficult for appearing rocking.
2. In this device, installation mechanism and hoist and mount subassembly have been set up, install the movable block through driving screw in the main part inside, the casing that has the capstan winch with the bottom installation of movable block, set up the spout in the casing is inside, the limiting plate that has the rack through elastic component slidable mounting at the both ends of spout, and make two sets of limiting plates pass through gear drive and connect, peg graft the fixed slot of movable block both sides with the outer end of limiting plate, make the casing fixed on the movable block, when need dismantle the maintenance to the casing from the main part, rotate the knob of gear bottom, make two sets of limiting plates shrink to the spout inside through the transmission of rack, the limiting plate loses the spacing to the casing this moment, just so can dismantle the casing fast from the gantry crane.
Drawings
Fig. 1 is a schematic perspective view of the present utility model.
Fig. 2 is a schematic exploded view of the present utility model.
Fig. 3 is a schematic perspective view of a support assembly according to the present utility model.
Fig. 4 is an enlarged view of the structure of the portion a drawn from fig. 3 according to the present utility model.
Fig. 5 is a schematic view of the internal structure of the hoist assembly of the present utility model.
Fig. 6 is an exploded view of the hoist assembly of the present utility model.
1. A mounting mechanism;
101. a main body; 1011. a connecting block;
102. a movable block; 1021. a fixing groove;
2. a support assembly;
201. a support frame; 2011. an adjustment tank; 2012. a bottom groove;
202. a turnover plate; 2021. a fixed screw;
203. a slider; 2031. a rotating member;
3. hoisting the assembly;
301. a housing; 3011. a chute;
302. a gear; 303. and a limiting plate.
Detailed Description
Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples.
Examples:
as shown in fig. 1 to 6:
the utility model provides a small gantry crane, comprising: a mounting mechanism 1; the mounting mechanism 1 comprises a main body 101 and a connecting block 1011, wherein a rectangular groove is formed in the main body 101, and a driving screw is arranged in the rectangular groove; the connecting blocks 1011 are provided with four groups in total, the connecting blocks 1011 are symmetrically arranged on two sides of the outer part of the main body 101, and three groups of round through holes are formed in the connecting blocks 1011; two groups of support assemblies 2 are arranged on the mounting mechanism 1, support frames 201 of the support assemblies 2 are arranged on two sides of the main body 101, and adjusting grooves 2011 in the support frames 201 are in sliding connection with connecting blocks 1011 on the outer side of the main body 101; the mounting mechanism 1 is provided with a hoisting assembly 3, a shell 301 of the hoisting assembly 3 is arranged below the main body 101, the shell 301 is positioned at the bottom of the movable block 102 in the main body 101, and the outer end of a limiting plate 303 in the shell 301 is clamped with a fixed groove 1021 in the movable block 102.
As shown in fig. 5, the mounting mechanism 1 includes: a movable block 102 and a fixed slot 1021; the movable block 102 is slidably arranged in a rectangular groove in the main body 101, and the movable block 102 is in threaded connection with a screw in the rectangular groove in the main body 101; the fixing grooves 1021 are provided with two groups, the fixing grooves 1021 are arranged on two sides of the bottom of the movable block 102, the fixing grooves 1021 penetrate through two sides of the movable block 102, the rectangular movable block 102 is arranged, the shell 301 can be movably mounted on the main body 101 through the movable block 102, the rectangular fixing grooves 1021 are arranged, and the shell 301 and the movable block 102 can be fixed by inserting the outer sides of the limiting plates 303 into the fixing grooves 1021.
As shown in fig. 2 to 3, wherein the support assembly 2 comprises: a support frame 201, an adjustment slot 2011 and a bottom slot 2012; the support 201 is of an H-shaped structure; two groups of adjusting grooves 2011 are arranged in total, the adjusting grooves 2011 are arranged on two sides of the upper end of the supporting frame 201, and circular positioning holes are formed in the two ends of the adjusting grooves 2011 at equal intervals; six groups of bottom grooves 2012 are arranged in total, and the bottom grooves 2012 are symmetrically arranged at the bottoms of two sides of the supporting frame 201; the support frame 201 is provided, the support frame 201 can support the main body 101, the rectangular adjusting groove 2011 is provided, the main body 101 and the support frame 201 can be connected in a sliding manner by sliding the connecting block 1011 into the adjusting groove 2011, the rectangular bottom groove 2012 is provided, the turnover plate 202 can be mounted on the bottom of the support frame 201 in a sliding manner through the bottom groove 2012, and the turnover plate 202 and the fixing screw 2021; the overturning plate 202 is rotatably installed inside the regulating groove 2011; the fixing screw 2021 is fixedly installed at the outer end of the inversion plate 202; providing a rectangular turnover plate 202, enabling the turnover plate 202 to provide better supporting stability for the supporting frame 201 by rotating the turnover plate 202 and making contact with the ground, providing a fixing screw 2021, enabling the turnover plate 202 turned open to be fixed with the sliding member 203, the sliding member 203 and the rotating member 2031 by inserting the fixing screw 2021 into the rectangular plate outside the sliding member 203 and screwing the fixing screw 2021 with the rotating member 2031; the sliding parts 203 are provided with two groups in total, the sliding parts 203 are slidably arranged at the lower ends of two sides of the supporting frame 201, three groups of rectangular plates with circular through holes are arranged on the outer sides of the sliding parts 203, and bolts are arranged on the outer sides of the sliding parts 203 in a threaded manner; the rotating member 2031 is provided with three sets in total, the rotating member 2031 is rotatably mounted on the upper end of the rectangular plate outside the slider 203, the rotating member 2031 is internally provided with an internal thread, the rectangular annular slider 203 is provided, the slider 203 and the turnover plate 202 are fixed to each other, the turnover plate 202 can be fixed to the bottom of the support frame 201 in a developed state, the rotating member 2031 is provided, and the turnover plate 202 and the slider 203 can be fixed to each other by screwing the rotating member 2031 to the fixing screw 2021.
As shown in fig. 5 to 6, wherein the hoist assembly 3 comprises: a housing 301 and a chute 3011; a winch connected with a motor is arranged at the bottom of the shell 301; the chute 3011 is arranged in the upper end of the shell 301; a T-shaped shell 301 is arranged, a winch for hoisting can be arranged on the shell 301, a rectangular chute 3011 is arranged, and a limiting plate 303, a gear 302 and the limiting plate 303 can be slidably arranged in the chute 3011; the gear 302 is rotatably arranged in the chute 3011, and a knob is fixedly arranged at the bottom of the gear 302; the limiting plates 303 are provided with two groups, the limiting plates 303 are slidably mounted on two sides inside the sliding groove 3011 through elastic pieces, racks are arranged on the outer sides of the limiting plates 303 and are in transmission connection with the gears 302, the gears 302 are arranged, the gears 302 are in transmission connection with the racks on the outer sides of the limiting plates 303, the two groups of limiting plates 303 are in transmission connection with each other through the gears 302, the rectangular limiting plates 303 are arranged, and the outer ends of the limiting plates 303 are inserted into the fixing grooves 1021, so that the shell 301 can be fixed at the bottom of the movable block 102.
Specific use and action of the embodiment:
in the utility model, as shown in fig. 1-6, a supporting frame 201 is installed at two ends of a main body 101, connecting blocks 1011 at two sides of the main body 101 are slidably installed in adjusting grooves 2011 at the upper end of the supporting frame 201, then inserted and inserted pins are fixed, three groups of bottom grooves 2012 are respectively formed at the bottoms of two sides of the supporting frame 201, then a turnover plate 202 is rotatably installed in the bottom grooves 2012, the turnover plate 202 is turned by 90 degrees, the outer ends of the turnover plate 202 are contacted with the ground, then a sliding piece 203 is pulled to the bottom of the supporting frame 201, fixing screws 2021 at the outer sides of the three groups of turnover plates 202 are inserted into rectangular plates at the outer sides of the sliding piece 203, a rotating piece 2031 is rotated, the rotating piece 2031 and the fixing screws 2021 are fixed through threads, a movable block 102 is movably installed inside the main body 101 through driving screws, a sliding groove 3011 is formed inside a housing 301, limiting plates 303 are slidably installed inside the sliding groove 3011 through elastic pieces, two groups of limiting plates 303 are in transmission connection through gears 302, the housing 301 is installed at the bottom of the movable block 102, then the outer ends of the limiting plates 303 are contacted with the ground, and the outer ends of the limiting plates 303 are pushed out of the sliding plates 303 from the two sides of the sliding groove 3011, and the outer ends of the limiting plates are pushed out of the limiting plates to the limiting plates 102 to the movable block 102 are fixed in the sliding piece by the sliding piece under the condition, and fixed by the sliding piece under the condition by the driving conditions, and the limiting plates are fixed.
Claims (7)
1. Small-size portal crane, its characterized in that includes: a mounting mechanism (1); the mounting mechanism (1) comprises a main body (101) and a connecting block (1011), wherein a rectangular groove is formed in the main body (101), and a driving screw is arranged in the rectangular groove; the connecting blocks (1011) are provided with four groups in total, the connecting blocks (1011) are symmetrically arranged at two sides of the outer part of the main body (101), and three groups of circular through holes are formed in the connecting blocks (1011); two groups of support assemblies (2) are arranged on the mounting mechanism (1), support frames (201) of the support assemblies (2) are arranged on two sides of the main body (101), and adjusting grooves (2011) in the support frames (201) are in sliding connection with connecting blocks (1011) on the outer side of the main body (101); the mounting mechanism (1) is provided with a hoisting assembly (3), a shell (301) of the hoisting assembly (3) is arranged below the main body (101), the shell (301) is arranged at the bottom of a movable block (102) in the main body (101), and the outer end of a limiting plate (303) in the shell (301) is clamped with a fixing groove (1021) in the movable block (102).
2. A compact gantry crane according to claim 1, characterized in that the mounting mechanism (1) comprises: a movable block (102) and a fixed slot (1021); the movable block (102) is slidably arranged in a rectangular groove in the main body (101), and the movable block (102) is in threaded connection with a screw rod in the rectangular groove in the main body (101); the fixed grooves (1021) are provided with two groups, the fixed grooves (1021) are arranged on two sides of the bottom of the movable block (102), and the fixed grooves (1021) penetrate through two sides of the movable block (102).
3. The miniature gantry crane according to claim 1, characterized in that the support assembly (2) comprises: a supporting frame (201), an adjusting groove (2011) and a bottom groove (2012); the support frame (201) is of an H-shaped structure; two groups of adjusting grooves (2011) are arranged in total, the adjusting grooves (2011) are arranged on two sides of the upper end of the supporting frame (201), and circular positioning holes are formed in the two ends of the adjusting grooves (2011) at equal intervals; six groups of bottom grooves (2012) are formed in total, and the bottom grooves (2012) are symmetrically formed in the bottoms of two sides of the supporting frame (201).
4. A compact gantry crane according to claim 3, characterized in that the support assembly (2) further comprises: a turnover plate (202) and a fixing screw (2021); the turnover plate (202) is rotatably arranged in the adjusting groove (2011); the fixing screw rod (2021) is fixedly arranged at the outer end of the overturning plate (202).
5. The miniature gantry crane of claim 4, wherein the support assembly (2) further comprises: a slider (203) and a rotator (2031); the sliding parts (203) are provided with two groups in total, the sliding parts (203) are slidably arranged at the lower ends of two sides of the supporting frame (201), three groups of rectangular plates with circular through holes are arranged on the outer sides of the sliding parts (203), and bolts are arranged on the outer sides of the sliding parts (203) in a threaded manner; the rotating piece (2031) is provided with three groups in total, the rotating piece (2031) is rotatably arranged at the upper end of the rectangular plate at the outer side of the sliding piece (203), and internal threads are arranged inside the rotating piece (2031).
6. A compact gantry crane according to claim 1, characterized in that the hoisting assembly (3) comprises: a housing (301) and a chute (3011); a winch connected with a motor is arranged at the bottom of the shell (301); the chute (3011) is arranged in the upper end of the shell (301).
7. The miniature gantry crane according to claim 6, characterized in that the hoisting assembly (3) comprises: a gear (302) and a limiting plate (303); the gear (302) is rotatably arranged in the chute (3011), and a knob is fixedly arranged at the bottom of the gear (302); the limiting plates (303) are provided with two groups, the limiting plates (303) are slidably mounted on two sides inside the sliding groove (3011) through elastic pieces, racks are arranged on the outer sides of the limiting plates (303), and the racks are in transmission connection with the gears (302).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321038953.8U CN220165631U (en) | 2023-05-05 | 2023-05-05 | Small-sized gantry crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321038953.8U CN220165631U (en) | 2023-05-05 | 2023-05-05 | Small-sized gantry crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220165631U true CN220165631U (en) | 2023-12-12 |
Family
ID=89060590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321038953.8U Active CN220165631U (en) | 2023-05-05 | 2023-05-05 | Small-sized gantry crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220165631U (en) |
-
2023
- 2023-05-05 CN CN202321038953.8U patent/CN220165631U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |