CN210193246U - Unilateral movable type straddle conveyor - Google Patents
Unilateral movable type straddle conveyor Download PDFInfo
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- CN210193246U CN210193246U CN201921163879.6U CN201921163879U CN210193246U CN 210193246 U CN210193246 U CN 210193246U CN 201921163879 U CN201921163879 U CN 201921163879U CN 210193246 U CN210193246 U CN 210193246U
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- frame
- movable base
- straddle
- gantry
- gantry frame
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Abstract
The utility model discloses a unilateral movable type straddle conveyor, which comprises a gantry frame and a movable base; a hoisting device is arranged on the gantry frame; the gantry frame comprises a left span frame and a right span frame; the bottom of the left straddle carrier is provided with a left wheel assembly; the bottom of the right straddle is rotatably connected with the movable base, the rotation axis is vertical to the side surface of the right straddle, and a movable gap is formed between the two ends of the bottom of the right straddle and the movable base; and the movable base is provided with a right wheel assembly. The utility model discloses a movable base that rotates the setting realizes passively rotating according to the road surface is unsmooth when the road surface through the unevenness movable base, makes right wheel subassembly and road surface laminating, strengthens the stability of longmen frame, under the prerequisite that does not adopt wheel suspension, has good adaptability, greatly reduced manufacturing cost to non-smooth road surface.
Description
Technical Field
The utility model relates to a jack-up haulage equipment field especially relates to a movable machine of striding of unilateral.
Background
The straddle carrier is widely applied to loading and unloading of goods, loading and unloading, transferring and stacking of containers, and a common straddle carrier is provided with four or more groups of wheel supports. In the prior art, when the straddle carrier passes through an uneven road surface, in order to enable each group of wheels to be stressed uniformly, a wheel suspension system needs to be added to the straddle carrier, the wheel suspension system is high in cost, short in subsequent maintenance period and inconvenient to use, and the straddle carrier without the wheel suspension system can only be used on the even road surface at present, so that the adaptability is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a do not adopt wheel suspension, the movable machine of striding of unilateral that can use on uneven road surface is provided.
Realize the utility model discloses the technical scheme of purpose is: a single-side movable type straddle carrier comprises a gantry frame and a movable base; a hoisting device is arranged on the gantry frame; the gantry frame comprises a left span frame and a right span frame; the bottom of the left straddle carrier is provided with a left wheel assembly; the bottom of the right straddle is rotatably connected with the movable base, the rotation axis is vertical to the side surface of the right straddle, and a movable gap is formed between the two ends of the bottom of the right straddle and the movable base; and the movable base is provided with a right wheel assembly.
Preferably, a bearing is arranged at the bottom of the right span frame of the gantry frame; lifting lugs extending upwards are arranged on two sides of the movable base; and the bearing is provided with a connecting shaft connected with the lifting lug.
Preferably, the distances from the bearing of the right span frame of the gantry frame to the two ends of the right span frame are the same; the distance from the lifting lug to the two ends of the movable base is the same.
Preferably, the length of the right span frame of the gantry frame is the same as that of the movable base.
Preferably, the gantry crane further comprises a limiting structure for limiting the distance range between the right straddle carrier of the gantry crane and the end part of the movable base.
Preferably, the limiting structure comprises two first limiting blocks respectively arranged at two ends of the bottom end face of the right straddle frame of the gantry frame.
Preferably, the limiting structure comprises two second limiting blocks respectively arranged at two ends of the top end face of the movable base.
Preferably, the limiting structure comprises two first limiting blocks which are respectively arranged at two ends of the bottom end face of the right straddle frame of the gantry frame, and two second limiting blocks which are respectively arranged at two ends of the top end face of the movable base.
Preferably, the limiting structure comprises two limiting compression springs which are respectively arranged at two ends of the top end face of the movable base; the top of the limiting pressure spring is fixed with the right span frame of the door frame.
By adopting the technical scheme, the utility model discloses following beneficial effect has: (1) the utility model discloses a movable base that rotates the setting realizes passively rotating according to the road surface is unsmooth when the road surface through the unevenness movable base, makes right wheel subassembly and road surface laminating, strengthens the stability of longmen frame, under the prerequisite that does not adopt wheel suspension, has good adaptability, greatly reduced manufacturing cost to non-smooth road surface.
(2) The utility model discloses a right side of longmen frame is striden a bottom and is equipped with the bearing, and the both sides of movable base are equipped with the lug that upwards extends, are equipped with the connecting axle of being connected with the lug on the bearing, are connected with the lug through the connecting axle, make movable base and the right side stride the connection of frame more stable.
(3) The utility model discloses a bearing of the frame is striden to the right side of gantry frame is striden the distance at frame both ends the same to the right side, and the distance at lug to the mobile base both ends is the same, and the axis of rotation is located the middle part, effectively reduces the rotation range, improves holistic stability and reliability.
(4) The utility model discloses a length of the right side of longmen frame striding the frame is the same with movable base's length, further improves longmen frame's stability.
(5) The utility model discloses still including the limit structure who restricts the interval scope between the right side of gantry frame and the movable base tip, movable base rotation range is too big when avoiding passing through limit road conditions.
(6) The utility model discloses a limit structure is including setting up two spacing pressure springs at the both ends of movable base top face respectively, and the top of spacing pressure spring is fixed with the right side of longmen frame is striden, and spacing pressure spring can effectively restrict turned angle when the movable base rotates, can provide elastic support power for the movable base resets simultaneously.
Drawings
In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is given in conjunction with the accompanying drawings, in which
Fig. 1 is a right side view of a gantry frame according to a first embodiment of the present invention;
FIG. 2 is a left side view of FIG. 1;
FIG. 3 is a right side view of FIG. 1;
FIG. 4 is a cross-sectional view A-A of FIG. 1;
fig. 5 is a right side view of a gantry frame according to the second embodiment of the present invention;
fig. 6 is a right side view of a gantry frame according to a third embodiment of the present invention;
fig. 7 is a right side view of a gantry frame according to a fourth embodiment of the present invention;
the reference numbers are:
the device comprises a gantry frame 1, a left straddle 1-1, a left wheel assembly 1-1-1, a right straddle 1-2, a bearing 1-2-1, a connecting shaft 1-2-2 and a connecting rod 1-3;
the device comprises a movable base 2, a right wheel assembly 2-1 and a lifting lug 2-2;
the device comprises a limiting structure 3, a first limiting block 3-1, a second limiting block 3-2 and a limiting pressure spring 3-3.
Detailed Description
Example one
Referring to fig. 1 to 4, the single-sided movable straddle carrier of the present embodiment includes a gantry frame 1 and a movable base 2.
The gantry frame 1 is provided with a hoisting device. The gantry frame 1 comprises a left span frame 1-1, a right span frame 1-2 and a connecting rod 1-3. The left straddle frame 1-1 and the right straddle frame 1-2 are arranged in parallel and fixed by a connecting rod 1-3. The bottom of the left straddle carrier 1-1 is provided with a left wheel assembly 1-1-1. The left wheel assembly 1-1-1 comprises two left wheels arranged at two ends of the bottom of the left straddle carrier 1-1. The bottom of the right straddle frame 1-2 is rotationally connected with the movable base 2, the rotation axis is vertical to the side surface of the right straddle frame 1-2, and a movable gap is arranged between the two ends of the bottom of the right straddle frame 1-2 and the movable base 2. The movable base 2 is provided with a right wheel component 2-1. The right wheel assembly 2-1 includes two right wheels respectively disposed on both ends of the movable base 2, the two right wheels being horizontally aligned with the two left wheels when stationary.
Preferably, the bearing 1-2-1 is arranged at the bottom of the right span frame 1-2 of the gantry frame 1. Two sides of the movable base 2 are provided with lifting lugs 2-2 extending upwards. The bearing 1-2-1 is provided with a connecting shaft 1-2-2 connected with the lifting lug 2-2. The movable base 2 is connected with the right straddle carrier 1-2 more stably by connecting the connecting shaft 1-2-2 with the lifting lug 2-2.
Preferably, the distance from the bearing 1-2-1 of the right span frame 1-2 of the gantry frame 1 to the two ends of the right span frame 1-2 is the same. The distance from the lifting lug 2-2 to the two ends of the movable base 2 is the same, and the rotating axis is positioned in the middle part, so that the rotating amplitude of the movable base 2 is effectively reduced, and the overall stability and reliability are improved.
Preferably, the length of the right span frame 1-2 of the gantry frame 1 is the same as that of the movable base 2, so that the stability of the gantry frame is further improved.
Preferably, the single-side movable type straddle carrier of the embodiment further comprises a limiting structure 3 for limiting the distance range between the right straddle frame 1-2 of the gantry frame 1 and the end of the movable base 2, so that the movable base 2 is prevented from rotating too much when passing through a limited road condition.
Preferably, the limiting structure 3 comprises two second limiting blocks 3-2 respectively arranged at two ends of the top end face of the movable base 2.
In the specific implementation, the straddle carrier moves, because the movable base 2 is rotationally connected with the right straddle carrier 1-2, when the vehicle passes through uneven road surfaces, the right wheel assembly 2-1 contacts inclined road surfaces, the movable base 2 passively rotates according to the inclination amplitude of the road surfaces under the self weight of the straddle carrier, the tire surfaces are kept to be attached to the road surfaces, when the inclination amplitude of the road surface is too large, the rotation amplitude of the movable base 2 is limited by the second limiting block 3-2, if the upward rotation amplitude of the front end of the movable base 2 is too large, the second limiting block 3-2 positioned on the front end of the movable base 2 props against the bottom of the right straddle frame 1-2 to limit the rotation angle of the movable base 2, and if the upward rotation amplitude of the rear end of the movable base 2 is too large, the second limiting block 3-2 positioned on the rear end of the movable base 2 props against the bottom of the right straddle frame 1-2 to limit the rotation angle of the movable base 2.
Example two
Referring to fig. 5, the present embodiment is substantially the same as the first embodiment, except that:
the limiting structure 3 comprises two first limiting blocks 3-1 which are respectively arranged at two ends of the bottom end face of the right span frame 1-2 of the gantry frame 1.
EXAMPLE III
Referring to fig. 6, the present embodiment is substantially the same as the first embodiment, except that:
the limiting structure 3 comprises two first limiting blocks 3-1 respectively arranged at two ends of the bottom end face of the right span frame 1-2 of the gantry frame 1 and two second limiting blocks 3-2 respectively arranged at two ends of the top end face of the movable base 2.
Example four
Referring to fig. 7, the present embodiment is substantially the same as the first embodiment, except that:
the limiting structure 3 comprises two limiting compression springs 3-3 which are respectively arranged at two ends of the top end face of the movable base 2. The top of the limiting pressure spring 3-3 is fixed with the right span frame 1-2 of the gantry frame 1, the limiting pressure spring 3-3 can effectively limit the rotation angle when the movable base 2 rotates, and meanwhile, the elastic supporting force can be provided for the reset of the movable base 2.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (9)
1. A unilateral movable type straddle carrier is characterized in that: comprises a gantry frame (1) and a movable base (2); a hoisting device is arranged on the gantry frame (1); the gantry frame (1) comprises a left span frame (1-1) and a right span frame (1-2); the bottom of the left straddle carrier (1-1) is provided with a left wheel assembly (1-1-1); the bottom of the right straddle frame (1-2) is rotatably connected with the movable base (2), the rotation axis is vertical to the side surface of the right straddle frame (1-2), and a movable gap is formed between the two ends of the bottom of the right straddle frame (1-2) and the movable base (2); the movable base (2) is provided with a right wheel assembly (2-1).
2. The single-sided mobile straddle carrier of claim 1, wherein: a bearing (1-2-1) is arranged at the bottom of a right span frame (1-2) of the gantry frame (1); lifting lugs (2-2) extending upwards are arranged on two sides of the movable base (2); the bearing (1-2-1) is provided with a connecting shaft (1-2-2) connected with the lifting lug (2-2).
3. The single-sided mobile straddle carrier of claim 2, wherein: the distances from the bearings (1-2-1) of the right span frame (1-2) of the gantry frame (1) to the two ends of the right span frame (1-2) are the same; the distances from the lifting lugs (2-2) to the two ends of the movable base (2) are the same.
4. The single-sided mobile straddle carrier of any one of claims 1, 2 or 3, wherein: the length of a right span frame (1-2) of the gantry frame (1) is the same as that of the movable base (2).
5. The single-sided mobile straddle carrier of any one of claims 1, 2 or 3, wherein: the gantry crane further comprises a limiting structure (3) for limiting the range of the distance between the right span frame (1-2) of the gantry frame (1) and the end part of the movable base (2).
6. The single-sided mobile straddle carrier of claim 5, wherein: the limiting structure (3) comprises two first limiting blocks (3-1) which are respectively arranged at two ends of the bottom end face of the right span frame (1-2) of the gantry frame (1).
7. The single-sided mobile straddle carrier of claim 5, wherein: the limiting structure (3) comprises two second limiting blocks (3-2) which are respectively arranged at two ends of the top end face of the movable base (2).
8. The single-sided mobile straddle carrier of claim 5, wherein: the limiting structure (3) comprises two first limiting blocks (3-1) which are respectively arranged at two ends of the bottom end face of the right span frame (1-2) of the gantry frame (1), and two second limiting blocks (3-2) which are respectively arranged at two ends of the top end face of the movable base (2).
9. The single-sided mobile straddle carrier of claim 5, wherein: the limiting structure (3) comprises two limiting compression springs (3-3) which are respectively arranged at two ends of the top end face of the movable base (2); the top of the limiting compression spring (3-3) is fixed with a right span frame (1-2) of the gantry frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921163879.6U CN210193246U (en) | 2019-07-23 | 2019-07-23 | Unilateral movable type straddle conveyor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921163879.6U CN210193246U (en) | 2019-07-23 | 2019-07-23 | Unilateral movable type straddle conveyor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210193246U true CN210193246U (en) | 2020-03-27 |
Family
ID=69867050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921163879.6U Active CN210193246U (en) | 2019-07-23 | 2019-07-23 | Unilateral movable type straddle conveyor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210193246U (en) |
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2019
- 2019-07-23 CN CN201921163879.6U patent/CN210193246U/en active Active
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Effective date of registration: 20220524 Address after: 410100 west end of span a, building 4, Changsha blue machinery supporting industrial park, No. 18, south section of East 11th Road, Changsha area, China (Hunan) pilot Free Trade Zone, Changsha City, Hunan Province Patentee after: Hunan Shengshitong Technology Co.,Ltd. Address before: 410000 No. 5, Yongzhen Road, Liuyang high tech Industrial Development Zone, Changsha City, Hunan Province Patentee before: HUNAN HUIJIE INTELLIGENT EQUIPMENT Co.,Ltd. |