CN217350436U - Derailing prevention device for gantry crane - Google Patents
Derailing prevention device for gantry crane Download PDFInfo
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- CN217350436U CN217350436U CN202221806525.0U CN202221806525U CN217350436U CN 217350436 U CN217350436 U CN 217350436U CN 202221806525 U CN202221806525 U CN 202221806525U CN 217350436 U CN217350436 U CN 217350436U
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Abstract
The utility model provides a derailment prevention device for a gantry crane, which comprises a rectangular frame formed by four steel plates, wherein two steel plates are transverse steel plates, the other two steel plates are longitudinal steel plates, the two transverse steel plates are parallel to each other, the two longitudinal steel plates are positioned between the two transverse steel plates, the width of the transverse steel plates is larger than the distance between the two longitudinal steel plates to form mounting plates on two sides of the rectangular frame, and the mounting plates are provided with mounting holes so that the rectangular frame is connected with cart legs of the gantry crane through bolts; the transverse steel plate at the rear side extends downwards to form a straight mounting plate, and the transverse steel plate at the front side extends downwards to form a Y-shaped mounting plate; the inner side of the straight mounting plate is provided with two groups of horizontal guide wheels which are respectively positioned at two sides of the Y-shaped mounting plate. The device passes through the bolt mounting on gantry crane's cart landing leg, and convenient whole is installed and is dismantled, sets up Y type mounting panel in addition, makes things convenient for the installation and the dismantlement of horizontal guide pulley.
Description
Technical Field
The utility model relates to a hoist field, specific theory has related to an anticreep rail device for gantry crane.
Background
The gantry crane is a variant of a bridge crane and is also called a gantry crane. The device is mainly used for loading and unloading outdoor goods yards, stockyards and bulk goods. The portal crane has the characteristics of high site utilization rate, large operation range, wide application range, strong universality and the like, and is widely used in port goods yards. Due to installation errors of a cart track and cart wheels or running deviation of a motor and the like, the cart traveling wheels of the gantry crane easily deviate along the track traveling process, and even gnaw the track.
Chinese patent CN202936106U discloses a single-beam crane rail-gnawing prevention mechanism, wherein a set of horizontal wheel set is respectively installed at two ends of an end beam of the single-beam crane, the horizontal wheel set comprises a horizontal wheel, a shaft is installed in the horizontal wheel through a bearing, one end of the shaft is sleeved with a stop washer, and the other end of the shaft is sleeved with a seat plate capable of being fixed at the head of the end beam of the crane. The end part of the horizontal wheel at one end of the installation brake gasket is sealed by a blank cap, and the bearing is a double-row self-aligning roller bearing; a2-3 mm gap is reserved between the horizontal wheel set and the head of the rail. During assembly: firstly, a blocking cover is put in a horizontal wheel. Secondly, the bearing is installed (pressed) into the horizontal wheel. And thirdly, a penetrating shaft. And fourthly, sleeving a stop washer at one end of the shaft. And fifthly, screwing the round nut. Sixthly, the other end of the shaft is arranged in the seat board. Seventhly, placing a sealed cover and installing a retaining ring. Welding the connecting weld of the seat plate and the shaft head. However, this type of mounting by welding is difficult to disassemble.
In order to solve the above problems, people always seek an ideal technical solution.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a derailment prevention device for gantry crane to prior art's is not enough.
In order to realize the purpose, the utility model discloses the technical scheme who adopts is:
the derailment prevention device for the portal crane comprises a rectangular frame formed by four steel plates, wherein two steel plates are transverse steel plates, the other two steel plates are longitudinal steel plates, the two transverse steel plates are parallel to each other, the two longitudinal steel plates are positioned between the two transverse steel plates, the width of each transverse steel plate is larger than the distance between the two longitudinal steel plates, mounting plates are formed on two sides of the rectangular frame, and mounting holes are formed in the mounting plates so that the rectangular frame can be connected with cart support legs of the portal crane through bolts; the transverse steel plate at the rear side extends downwards to form a straight mounting plate, and the transverse steel plate at the front side extends downwards to form a Y-shaped mounting plate; the inner side of the straight mounting plate is provided with two groups of horizontal guide wheels which are respectively positioned at two sides of the Y-shaped mounting plate.
Based on the above, the straight mounting plate and the Y-shaped mounting plate are connected through the partition plate.
Based on the above, the downside of Y type mounting panel sets up U type breach.
Based on the above, be fixed with two sets of arc locating plates on the straight type mounting panel, set up the arc wall on the arc locating plate, arc locating plate and annular slab bolted connection are provided with bearing and bearing frame in the pivot of horizontal guide pulley, and the bearing frame passes through bolted connection with this annular slab.
Based on the above, the horizontal guide wheel is a conical guide wheel, and the conical surface of the horizontal guide wheel is parallel to the side surface of the track.
Compared with the prior art, the utility model has the beneficial effect that, the utility model provides a derailing prevention device for gantry crane. This gantry crane is with anticreep rail device passes through the bolt and installs on gantry crane's cart landing leg, conveniently prevents gnawing the holistic installation of rail device and dismantlement, sets up Y type mounting panel in addition, makes things convenient for the installation and the dismantlement of horizontal guide pulley.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the connection structure between the middle arc-shaped positioning plate and the annular plate of the present invention.
Fig. 3 is a schematic diagram of the structure of the rectangular frame in the present invention.
In the figure: 1. a rectangular frame; 2. a side mounting plate; 3. mounting holes; 4. a Y-shaped mounting plate; 5. a straight mounting plate; 6. an arc-shaped positioning plate; 7. an annular plate; 8. a rotating shaft; 9. a conical surface; 10. a transverse steel plate; 11. longitudinal steel plates.
Detailed Description
The technical solution of the present invention is further described in detail through the following embodiments.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. "mounted," "provided," "connected," and the like may be by means conventional in the art, such as: integral arrangement, clamping installation, welding connection, bonding connection, bolt connection and the like. The specific meaning of the above terms in the present invention can be understood in a specific case and suitable connection, arrangement or mounting means can be selected in the prior art for a person skilled in the art.
As shown in fig. 1-3, an anti-derailment device for a gantry crane comprises a rectangular frame 1 formed by four steel plates, wherein two steel plates are transverse steel plates 10, the other two steel plates are longitudinal steel plates 11, the two transverse steel plates 10 are parallel to each other, the two longitudinal steel plates 11 are positioned between the two transverse steel plates 10, the width of each transverse steel plate 10 is larger than the distance between the two longitudinal steel plates 11, side mounting plates 2 are formed on two sides of the rectangular frame 1, and mounting holes 3 are formed in the side mounting plates 2 so that the rectangular frame 1 is connected with a crane support leg of the gantry crane through bolts; the rear transverse steel plate 10 extends downwards to form a straight mounting plate 5, and the front transverse steel plate 10 extends downwards to form a Y-shaped mounting plate 4; and two groups of horizontal guide wheels are arranged on the inner side of the straight mounting plate 5 and are respectively positioned on two sides of the Y-shaped mounting plate 4.
This gantry crane is with anticreep rail device passes through the bolt and installs on gantry crane's cart landing leg, conveniently prevents gnawing the holistic installation of rail device and dismantlement, sets up Y type mounting panel in addition, makes things convenient for the installation and the dismantlement of horizontal guide pulley.
In one embodiment, the straight mounting plate 5 and the Y-shaped mounting plate 4 are connected through a partition plate. The partition plate plays roles of dividing and supporting connection.
In one embodiment, the lower side of the Y-shaped mounting plate 4 is provided with a U-shaped notch.
In one embodiment, two sets of arc-shaped positioning plates 6 are fixed on the straight mounting plate 5, arc-shaped grooves are formed in the arc-shaped positioning plates 6, the arc-shaped positioning plates 6 are connected with the annular plate 7 through bolts, a bearing and a bearing seat are arranged on a rotating shaft 8 of the horizontal guide wheel, and the bearing seat is connected with the annular plate 7 through bolts, so that the straight mounting plate is convenient to detach.
In one embodiment, the horizontal guide wheel is a conical guide wheel, and the conical surface 9 of the horizontal guide wheel is parallel to the side surface of the track, so that the rail gnawing prevention effect is better compared with that of a conventional cylindrical guide wheel.
The above embodiments may be combined with each other.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention and not to limit it; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the technical solution of the present invention, the present invention should be covered by the technical solution of the present invention.
Claims (5)
1. The utility model provides a derailment prevention device for gantry crane which characterized in that: the rectangular frame is formed by four steel plates, wherein two steel plates are transverse steel plates, the other two steel plates are longitudinal steel plates, the two transverse steel plates are parallel to each other, the two longitudinal steel plates are positioned between the two transverse steel plates, the width of each transverse steel plate is larger than the distance between the two longitudinal steel plates, mounting plates are formed on the two sides of the rectangular frame, and mounting holes are formed in the mounting plates so that the rectangular frame can be connected with cart supporting legs of a portal crane through bolts; the transverse steel plate at the rear side extends downwards to form a straight mounting plate, and the transverse steel plate at the front side extends downwards to form a Y-shaped mounting plate; and two groups of horizontal guide wheels are arranged on the inner side of the straight mounting plate and are respectively positioned on two sides of the Y-shaped mounting plate.
2. The derailment prevention device for a gantry crane according to claim 1, wherein: the straight mounting plate is connected with the Y-shaped mounting plate through a partition plate.
3. Derailment prevention device for gantry crane according to claim 1 or 2, wherein: and a U-shaped notch is arranged at the lower side of the Y-shaped mounting plate.
4. The derail prevention device for a gantry crane according to claim 3, wherein: two groups of arc positioning plates are fixed on the straight mounting plate, arc grooves are formed in the arc positioning plates, the arc positioning plates are connected with the annular plate through bolts, a bearing and a bearing seat are arranged on a rotating shaft of the horizontal guide wheel, and the bearing seat is connected with the annular plate through bolts.
5. Derailment prevention device for gantry crane according to claim 1 or 2, wherein: the horizontal guide wheel is a conical guide wheel, and the conical surface of the horizontal guide wheel is parallel to the side surface of the track.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221806525.0U CN217350436U (en) | 2022-07-14 | 2022-07-14 | Derailing prevention device for gantry crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221806525.0U CN217350436U (en) | 2022-07-14 | 2022-07-14 | Derailing prevention device for gantry crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217350436U true CN217350436U (en) | 2022-09-02 |
Family
ID=83038039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221806525.0U Active CN217350436U (en) | 2022-07-14 | 2022-07-14 | Derailing prevention device for gantry crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217350436U (en) |
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2022
- 2022-07-14 CN CN202221806525.0U patent/CN217350436U/en active Active
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