CN218595987U - Portal crane - Google Patents
Portal crane Download PDFInfo
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- CN218595987U CN218595987U CN202222889965.3U CN202222889965U CN218595987U CN 218595987 U CN218595987 U CN 218595987U CN 202222889965 U CN202222889965 U CN 202222889965U CN 218595987 U CN218595987 U CN 218595987U
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Abstract
The utility model discloses a gantry crane includes: a moving part; a lifting part mounted on the moving part; the moving part comprises a base; the moving mechanisms are arranged in multiple groups and are arranged below the foundation base to enable the hoisting part to adjust the position; the limiting mechanism is arranged below the base seat and stops the moving part; the limiting mechanism comprises a limiting top frame fixedly connected with the base seat, a driving piece hinged to the limiting top frame, and a limiting bottom frame hinged to the driving piece. The utility model discloses a design stop gear below basic seat, drive spacing chassis through the driving piece among the stop gear and sink for spacing chassis and bottom surface contact, and then further spacing hoist avoid the hoist to remove because of drawing the redundancy that a tension exists in the hoisting process.
Description
Technical Field
The utility model relates to a jack-up field specifically is a gantry crane.
Background
The crane has the working characteristics of intermittent movement, namely corresponding mechanisms for taking materials, transporting, unloading and the like in one working cycle work alternately, so that the crane is more and more widely developed and used in the market.
And the gantry crane needs to be fixed through the pulling piece after moving the position, so that the phenomenon that the gantry crane moves in the hoisting process is avoided, and the pulling piece is basically designed into a cable shape and has tension, and the tension of the pulling piece in the working process of the gantry crane has moving redundancy.
Therefore, it is a problem to be solved to provide a crane that does not move during the construction process.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: a portal crane is provided to solve the above problems in the prior art.
The technical scheme is as follows: a gantry crane comprising:
a moving part;
a lifting part mounted on the moving part;
the moving part comprises a base;
the moving mechanisms are arranged in multiple groups and are arranged below the foundation base so as to enable the hoisting part to adjust the position;
the limiting mechanism is arranged below the foundation base and stops the moving part from moving;
the limiting mechanism comprises a limiting top frame fixedly connected with the base seat, a driving piece hinged to the limiting top frame, and a limiting bottom frame hinged to the driving piece.
The utility model discloses a design stop gear below basic seat, drive spacing chassis through the driving piece among the stop gear and sink for spacing chassis and bottom surface contact, and then further spacing hoist avoid the hoist to remove because of drawing the redundancy that a tension exists in the hoisting process.
In a further embodiment, the driving piece comprises two groups of lifting units hinged with the limiting top frame and the limiting bottom frame, and a limiting cylinder arranged between the two groups of lifting units;
the lifting unit comprises a first limiting lifting frame hinged with the limiting bottom frame and a second limiting lifting frame hinged with the first limiting lifting frame and hinged with the limiting top frame.
A rotating shaft is arranged between the first limiting lifting frame and the second limiting lifting frame;
the limiting cylinder is hinged to the rotating shaft in one group of lifting units, and the limiting telescopic rod at the output end of the limiting cylinder is hinged to the rotating shaft in the other group of lifting units.
In a further embodiment, be equipped with the skid resistant course on the spacing chassis, through designing the skid resistant course for stop gear's brake effect is better.
The anti-skid pad layer is in contact with the ground.
In a further embodiment, the moving mechanism comprises a rocking member hinged to the base, and a plurality of sets of sliding members hinged to the rocking member;
the sliding part comprises a moving frame hinged with the swinging part and a plurality of moving units connected with the moving frame;
each moving unit comprises a moving motor arranged in the moving frame, a moving shaft arranged at the output end of the moving motor, and a moving wheel sleeved on the moving shaft.
By designing the sliding part, the gantry crane can move, and in the moving process, the moving wheel basically slides in the fixed slideway.
In a further embodiment, the hoisting part comprises a rotating console arranged on the foundation base, and a boom arranged on the rotating console.
Has the advantages that: the utility model discloses a gantry crane, the utility model discloses a design stop gear below basic seat, drive the spacing chassis through the driving piece among the stop gear and sink for spacing chassis and bottom surface contact, and then further spacing hoist avoid the hoist to appear removing because of drawing the redundancy that a tension exists at the jack-up in-process.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the moving part of the present invention.
Fig. 3 is a schematic view of the moving mechanism of the present invention.
Fig. 4 is a schematic view of the limiting mechanism of the present invention.
The reference signs are:
1. a moving part; 11. a base seat;
12. a moving mechanism; 121. a movable frame; 122. a movable shaft; 123. a moving wheel;
13. a limiting mechanism; 131. a limiting underframe; 132. a first limit lifting frame; 133. a second limiting lifting frame; 134. a limiting top frame; 135. a limiting cylinder;
2. rotating the operating platform; 3. and (4) a crane arm.
Detailed Description
The present application relates to a gantry crane, which is explained in detail below with reference to specific embodiments.
A gantry crane comprising:
a moving part 1;
a lifting part mounted on the moving part 1;
the mobile part 1 comprises a base 11;
a plurality of sets of moving mechanisms 12, which are arranged below the base 11 and enable the hoisting part to adjust the position;
a limit mechanism 13 installed below the base 11 to stop the movement of the moving part 1;
The utility model discloses a design stop gear 13 below basic seat 11, drive spacing chassis 131 through the driving piece among stop gear 13 and sink for spacing chassis 131 contacts with the bottom surface, and then further spacing hoist, avoids the hoist to remove because of drawing the redundancy that a tension exists at the jack-up in-process.
The driving piece comprises two groups of lifting units hinged with the limiting top frame 134 and the limiting bottom frame 131, and a limiting cylinder 135 arranged between the two groups of lifting units;
the lifting unit comprises a first limit lifting frame 132 hinged with the limit bottom frame 131 and a second limit lifting frame 133 hinged with the first limit lifting frame 132 and hinged with the limit top frame 134.
A rotating shaft is arranged between the first limit lifting frame 132 and the second limit lifting frame 133;
the limiting cylinder 135 is hinged with a rotating shaft in one group of lifting units, and a limiting telescopic rod at the output end of the limiting cylinder 135 is hinged with a rotating shaft in the other group of lifting units.
Be equipped with the skid resistant course on spacing chassis 131 for stop effect of stop gear 13 is better through designing the skid resistant course.
The anti-slip cushion layer is in contact with the ground.
The moving mechanism 12 comprises a swinging piece hinged with the base seat 11 and a plurality of groups of sliding pieces hinged with the swinging piece;
the sliding member includes a moving frame 121 hinged to the rocking member, and a plurality of moving units connected to the moving frame 121;
each moving unit includes a moving motor disposed in the moving frame 121, a moving shaft 122 disposed at an output end of the moving motor, and a moving wheel 123 sleeved on the moving shaft 122.
By designing the sliding part, the gantry crane can move, and during the movement, the moving wheel 123 basically slides in the fixed slideway.
The hoisting part includes a rotary table 2 provided on the base 11, and a boom 3 provided on the rotary table 2.
Description of the working principle: when the crane needs to move, the moving motor drives the moving shaft 122 to rotate, and further drives the moving wheel 123 to rotate, so that the whole crane is driven to move;
after moving to a proper position, the whole crane is limited through a limiting mechanism 13 and a pulling piece;
the first limiting lifting frame 132 and the second limiting lifting frame 133 are driven to be away through the limiting air cylinder 135, so that the limiting bottom frame 131 is driven to sink, the limiting bottom frame 131 is in contact with the bottom surface, the whole crane is limited, and the whole crane is further limited by matching with the pulling piece;
the crane boom 3 is driven to change the position by rotating the operating platform 2, and then the crane boom 3 finishes the lifting work of the object.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the details of the above embodiments, and the technical concept of the present invention can be modified to perform various equivalent transformations, which all belong to the protection scope of the present invention.
Claims (6)
1. A gantry crane comprising:
a moving unit (1);
a lifting part mounted on the moving part (1);
characterized in that the mobile part (1) comprises a base (11);
a plurality of sets of moving mechanisms (12) which are arranged below the foundation base (11) and enable the hoisting part to adjust the position;
a limiting mechanism (13) which is arranged below the base (11) and stops the movement of the moving part (1);
stop gear (13) include with base (11) fixed connection's spacing roof-rack (134), with spacing roof-rack (134) articulated driving piece, and with driving piece articulated spacing chassis (131).
2. A gantry crane according to claim 1, wherein: the driving piece comprises two groups of lifting units hinged with a limiting top frame (134) and a limiting bottom frame (131), and a limiting cylinder (135) arranged between the two groups of lifting units.
3. A gantry crane according to claim 2, wherein: the lifting unit comprises a first limiting lifting frame (132) hinged with the limiting bottom frame (131), and a second limiting lifting frame (133) hinged with the first limiting lifting frame (132) and hinged with the limiting top frame (134).
4. A gantry crane according to claim 1, wherein: and an anti-slip cushion layer is arranged on the limiting bottom frame (131).
5. A gantry crane according to claim 1, wherein: the moving mechanism (12) comprises a swinging piece hinged with the base (11) and a plurality of groups of sliding pieces hinged with the swinging piece;
the sliding part comprises a moving frame (121) hinged with the swinging part, and a plurality of moving units connected with the moving frame (121);
each moving unit comprises a moving motor arranged in the moving frame (121), a moving shaft (122) arranged at the output end of the moving motor, and a moving wheel (123) sleeved on the moving shaft (122).
6. A gantry crane according to claim 1, wherein: the hoisting part comprises a rotary operating platform (2) arranged on the base (11) and a crane arm (3) arranged on the rotary operating platform (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222889965.3U CN218595987U (en) | 2022-11-01 | 2022-11-01 | Portal crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222889965.3U CN218595987U (en) | 2022-11-01 | 2022-11-01 | Portal crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218595987U true CN218595987U (en) | 2023-03-10 |
Family
ID=85405034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222889965.3U Active CN218595987U (en) | 2022-11-01 | 2022-11-01 | Portal crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218595987U (en) |
-
2022
- 2022-11-01 CN CN202222889965.3U patent/CN218595987U/en active Active
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