CN210559010U - Cantilever crane stand reinforcing apparatus - Google Patents
Cantilever crane stand reinforcing apparatus Download PDFInfo
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- CN210559010U CN210559010U CN201921157521.2U CN201921157521U CN210559010U CN 210559010 U CN210559010 U CN 210559010U CN 201921157521 U CN201921157521 U CN 201921157521U CN 210559010 U CN210559010 U CN 210559010U
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- landing leg
- lift cover
- gear
- leg
- insection
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Abstract
The utility model relates to a hoist technical field specifically discloses a cantilever crane stand reinforcing apparatus, base and lift cover, and the last fixed surface of base has vertical support column, and it has the lift cover to slide on the support column nestification, can fix the lift cover on the support column through fixing bolt to control the height of lift cover. Four side walls of the lifting sleeve are rotatably connected with supporting legs, and the lifting sleeve can be supported by rotating the supporting legs. The tip of landing leg is provided with fastening components, can fasten the landing leg through fastening components, avoids the landing leg to rotate. Can fasten the landing leg through fastening components, avoid the landing leg to rotate, make and adjust convenient and fast, through landing leg and lift cover cooperation, can adjust the holding area, adjust according to actual need, improve the adaptability of device. The utility model discloses the advantage: simple structure, convenient operation, it is stable to support, and the support area is adjustable, and adaptability is strong, the facilitate promotion is implemented.
Description
Technical Field
The utility model relates to a hoist technical field specifically is a cantilever crane stand reinforcing apparatus.
Background
The cantilever crane has light working strength, consists of upright column, rotary arm, driving unit and electric block, the lower end of the upright column is fixed on concrete foundation by means of anchor bolt, the cycloidal pin gear speed reducer drives the cantilever to rotate, the electric block makes left and right linear motion on the I-shaped cantilever steel and lifts heavy object, the rotary arm of the crane is hollow steel structure, and has light self-weight, large span, great hoisting capacity, low cost, etc. At present, the cantilever crane at the center of the prior art is in contact with the ground through the stand column, and the stand column is fixed on the ground through the bolt.
Chinese patent (publication No. CN 207524866U, bulletin date 2018.06.22) discloses a cantilever crane upright post reinforcing device, which comprises a ground, a base, supporting seats, supporting columns, sliding rods and bolt grooves, wherein the top end of the ground is provided with the base and the supporting seats, the supporting seats are provided with two groups, the base is positioned between the two groups of supporting seats, the middle part of the top end of the base is fixedly provided with the supporting columns, the middle part of the top end of the supporting seats is fixedly provided with the sliding rods, the sliding rods are positioned in the sliding grooves, and the sliding groove is positioned at the right end inside the fixed arm, two groups of fixed arms are arranged, the left side of the fixed arm is provided with a connecting sheet, the left end of the connecting sheet is provided with a fixed plate, and a better stabilizing effect can be started through the two groups of fixed arms, meanwhile, the height of the fixed arm can be adjusted on the sliding rod, the height of the fixed arm is adjusted, the fixed arm is installed quickly through the bolt, the crane is convenient to use, and the stability of the crane is greatly improved. But the device can not adjust the supporting area according to actual need, causes that bearing capacity is limited, and adjusts inconveniently, is not convenient for use widely.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a cantilever crane hoist stand reinforcing apparatus to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a cantilever crane stand reinforcing apparatus, base and lift cover, the last fixed surface of base has vertical support column, and it has the lift cover to slide the nestification on the support column, can fix the lift cover on the support column through fixing bolt to the height of control lift cover. Four side walls of the lifting sleeve are rotatably connected with supporting legs, and the lifting sleeve can be supported by rotating the supporting legs. The tip of landing leg is provided with fastening components, can fasten the landing leg through fastening components, avoids the landing leg to rotate.
As a further aspect of the present invention: the fastening assembly comprises a clamping block and a gear, the gear is rotatably arranged inside the lifting sleeve, the gear is fixedly connected to the end portion of the supporting leg, and the supporting leg rotates along with the gear. The side of gear has placed the fixture block in the inside slip of lift cover, and the fixture block can block in the tooth line of gear to the rotation of restriction gear. One end of the clamping block is fixedly connected with a pull rod, a spring is nested on the pull rod, the spring enables the clamping block to move inwards and be clamped in the gear, and the pull rod is pulled to enable the clamping block to be separated from the gear.
As a further aspect of the present invention: the end part of the pull rod is rotatably provided with a pull ring, and the pull ring is convenient to pull.
As a further aspect of the present invention: the landing leg includes outer pole and interior pole, and the inside pole slip nestification is in the inside of outer pole.
As a further aspect of the present invention: the tip of outer pole is provided with the retaining member, can lock outer pole and interior pole through the retaining member to avoid outer pole and interior pole relative slip, increased the stability of device.
As a further aspect of the present invention: the locking piece comprises a rotating handle, a tooth pattern groove and a tooth pattern clamping block, the rotating handle is rotatably connected to the end part of the outer rod, the tooth pattern clamping block is fixedly arranged on the side face of the rotating handle, and the tooth pattern groove is formed in the side wall of the inner rod. The rotating handle drives the insection clamping block to rotate, the insection clamping block is clamped inside the insection groove, insections at the end part of the insection clamping block are meshed with the insection groove, so that the inner rod cannot slide inside the outer rod, and the fixing of the supporting leg is completed. The setting up of insection fixture block and insection groove makes the fixed of landing leg more stable, avoids the support column atress to make the landing leg flexible lead to the hoist to turn on one's side.
As a further aspect of the present invention: the bottom of landing leg is rotated and is provided with the stabilizer blade, and the setting up of stabilizer blade has increased the area of contact of landing leg with ground, makes the support more stable, has avoided pressure too big to cause ground to sink, makes to support unstably.
Compared with the prior art, the beneficial effects of the utility model are that: can fasten the landing leg through fastening components, avoid the landing leg to rotate, make and adjust convenient and fast, through landing leg and lift cover cooperation, can adjust the holding area, adjust according to actual need, improve the adaptability of device. The outer rod and the inner rod can be locked through the locking piece, so that the relative sliding of the outer rod and the inner rod is avoided, and the stability of the device is improved. The pull rod is pulled, and the rotating handle is rotated to finish the adjustment, so that the adjustment is convenient and fast. The arrangement of the support legs increases the contact area between the support legs and the ground, so that the support is more stable, the ground collapse caused by overlarge pressure intensity is avoided, and the support is unstable. The utility model discloses the advantage: simple structure, convenient operation, it is stable to support, and the support area is adjustable, and adaptability is strong, the facilitate promotion is implemented.
Drawings
Fig. 1 is a schematic structural view of a column reinforcement device of a jib crane.
Fig. 2 is a schematic structural diagram of a fastening assembly in a column reinforcing apparatus of a jib crane.
Fig. 3 is a schematic view of a lock member of a boom hoist column fastening device.
In the figure, a base 1, a lifting sleeve 2, a support column 3, a fastening assembly 4, a support leg 5, a locking member 6, a support leg 7, a clamping block 8, a spring 9, a pull rod 10, a pull ring 11, a gear 12, an outer rod 13, a rotating handle 14, a insection clamping block 15, an insection groove 16 and an inner rod 17.
Detailed Description
In order to clearly understand the technical features, objects and effects of the present invention, the present invention will now be described with reference to the accompanying drawings.
Example 1
Referring to fig. 1-3, a reinforcing device for a column of a cantilever crane includes a base 1 and a lifting sleeve 2, wherein a vertical supporting column 3 is fixed on the upper surface of the base 1, the lifting sleeve 2 is slidably nested on the supporting column 3, and the lifting sleeve 2 can be fixed on the supporting column 3 through a fixing bolt, so as to control the height of the lifting sleeve 2. Four side walls of the lifting sleeve 2 are rotatably connected with supporting legs 5, and the lifting sleeve 2 can be supported by rotating the supporting legs 5. The end of the leg 5 is provided with a fastening assembly 4, by means of which fastening assembly 4 the leg 5 can be fastened against rotation of the leg 5. The fastening assembly 4 comprises a clamping block 8 and a gear 12, the gear 12 is rotatably arranged inside the lifting sleeve 2, the gear 12 is fixedly connected to the end of the supporting leg 5, and the supporting leg 5 rotates along with the gear 12. The side of gear 12 has placed fixture block 8 in that the lifting cover 2 is inside to slide, and fixture block 8 can block inside the insection of gear 12 to restriction gear 12's rotation. One end of the clamping block 8 is fixedly connected with a pull rod 10, a spring 9 is nested on the pull rod 10, the clamping block 8 is moved inwards and clamped in the gear 12 through the spring 9, and the clamping block 8 can be separated from the gear 12 by pulling the pull rod 10. The end of the pull rod 10 is rotatably provided with a pull ring 11, and the pull ring 11 is arranged to facilitate the pulling of the pull rod 10.
The utility model discloses a theory of operation is: adjust 2 heights of lifting sleeve to it is fixed through fixing bolt, pulling pull rod 10 makes fixture block 8 break away from gear 12, rotates landing leg 5 to suitable angle, loosens pull rod 10, and under the effect of spring 9, fixture block 8 card is inside the insection of gear 12, thereby restriction gear 12's rotation. The length of the leg 5 is adjusted so that the bottom of the leg 5 is in contact with the ground. The handle 14 is rotated to drive the insection clamping block 15 to rotate, the insection clamping block 15 is clamped inside the insection groove 16, insections at the end part of the insection clamping block 15 are meshed with the insection groove 16, so that the inner rod 17 cannot slide inside the outer rod 13, and the fixing of the supporting leg 5 is completed.
Example 2
On the basis of embodiment 1, the bottom of landing leg 5 rotates and is provided with stabilizer blade 7, and the setting of stabilizer blade 7 has increased the area of contact of landing leg 5 with ground, makes the support more stable, has avoided pressure intensity too big to cause ground to cave in, makes the support unstable.
The above-mentioned embodiments only represent the preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several changes, modifications and substitutions can be made, which are all within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (7)
1. The utility model provides a cantilever crane stand reinforcing apparatus, includes base (1) and lift cover (2), and the last fixed surface of base (1) has vertical support column (3), its characterized in that, and it has lift cover (2) to slide on support column (3) nestification, fixes lift cover (2) on support column (3) through fixing bolt, and four lateral walls of lift cover (2) rotate and are connected with landing leg (5), and the tip of landing leg (5) is provided with fastening components (4).
2. The cantilever crane stand reinforcing apparatus according to claim 1, wherein the fastening assembly (4) comprises a fixture block (8) and a gear (12), the gear (12) is rotatably disposed inside the lifting sleeve (2), the gear (12) is fixedly connected to the end of the supporting leg (5), the fixture block (8) is slidably disposed on the side of the gear (12) inside the lifting sleeve (2), one end of the fixture block (8) is fixedly connected with a pull rod (10), and the pull rod (10) is nested with the spring (9).
3. The jib crane column reinforcement device according to claim 2, wherein the end of the drawbar (10) is pivotally provided with a drawbar (11).
4. The jib crane column reinforcement device according to any of claims 1 to 3, wherein the leg (5) comprises an outer bar (13) and an inner bar (17), the inner bar (17) being slidably nested inside the outer bar (13).
5. A jib crane mast reinforcement arrangement according to claim 4, wherein the end of the outer rod (13) is provided with a locking member (6).
6. The cantilever crane upright post reinforcing device according to claim 5, wherein the locking member (6) comprises a rotating handle (14), a insection groove (16) and an insection clamping block (15), the rotating handle (14) is rotatably connected to the end part of the outer rod (13), the insection clamping block (15) is fixedly arranged on the side surface of the rotating handle (14), and the insection groove (16) is formed on the side wall of the inner rod (17).
7. The jib crane column reinforcement device according to claim 1, wherein the bottom of the leg (5) is provided with a foot (7) in a rotatable manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921157521.2U CN210559010U (en) | 2019-07-23 | 2019-07-23 | Cantilever crane stand reinforcing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921157521.2U CN210559010U (en) | 2019-07-23 | 2019-07-23 | Cantilever crane stand reinforcing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210559010U true CN210559010U (en) | 2020-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921157521.2U Active CN210559010U (en) | 2019-07-23 | 2019-07-23 | Cantilever crane stand reinforcing apparatus |
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| CN (1) | CN210559010U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111960303A (en) * | 2020-09-01 | 2020-11-20 | 合肥市宏发起重机有限公司 | Vehicle-mounted supporting device of crane |
| CN113135490A (en) * | 2021-04-28 | 2021-07-20 | 江西国化实业有限公司 | Pharmaceutical chemical industry equipment overhauls with removing hoist and mount frame |
-
2019
- 2019-07-23 CN CN201921157521.2U patent/CN210559010U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111960303A (en) * | 2020-09-01 | 2020-11-20 | 合肥市宏发起重机有限公司 | Vehicle-mounted supporting device of crane |
| CN113135490A (en) * | 2021-04-28 | 2021-07-20 | 江西国化实业有限公司 | Pharmaceutical chemical industry equipment overhauls with removing hoist and mount frame |
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