CN217921139U - Bridge crane trolley derailing prevention device - Google Patents
Bridge crane trolley derailing prevention device Download PDFInfo
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- CN217921139U CN217921139U CN202222078564.XU CN202222078564U CN217921139U CN 217921139 U CN217921139 U CN 217921139U CN 202222078564 U CN202222078564 U CN 202222078564U CN 217921139 U CN217921139 U CN 217921139U
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- mounting
- groove
- rod
- crane trolley
- extension rod
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Abstract
The utility model relates to a hoisting equipment technical field, in order to solve the problem that has heeling, derail when current monkey removes in the track inslot, discloses a bridge crane dolly anticreep rail device, include and install the guide block in the monkey supporting leg bottom through extending the leg, the guide block is located the inside in track groove, the side of monkey supporting leg is provided with the supporting mechanism that heels. The utility model discloses when the monkey takes place to heel, arc casing and extension rod support and cushion the side of monkey supporting leg, with the range that reduces the monkey and heel, thereby effectively prevent the condition that the monkey derails, and move the in-process at the extension rod along with the monkey supporting leg, the one end that the dolly supporting leg was kept away from to the extension rod is supported and the auxiliary movement to the auxiliary wheel, with the one end of avoiding the extension rod to keep away from the dolly supporting leg and the condition that ground blocked, prevent heeling and derail effectually.
Description
Technical Field
The utility model relates to a jacking equipment technical field especially relates to a bridge crane dolly anticreep rail device.
Background
At present, in the operation of a bridge crane, because wheel rims on an operation mechanism on the crane are shallow, if an operation motor on one side is suddenly blocked and breaks down in the operation process, a motor on the other side still operates, and because the operation mechanisms on two sides are asynchronous, a large torsion force can appear, the torsion force can act on an end beam to twist the end beam.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects in the prior art and providing a bridge crane trolley derailing prevention device.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an anti-derailing device of a bridge crane trolley comprises a guide block arranged at the bottom of a crane trolley supporting leg through an extension leg, wherein the guide block is positioned inside a track groove; the side-tipping support mechanism comprises an arc-shaped shell arranged on the side surface of a crane trolley support leg, and an extension rod is arranged in the arc-shaped shell through a first buffer spring; an auxiliary wheel mechanism is arranged at one end of the extension rod extending out of the arc-shaped shell through an installation mechanism and is used for assisting the movement of one end of the extension rod far away from the crane trolley supporting leg in the moving process of the crane trolley; the auxiliary wheel mechanism comprises a horizontally arranged mounting shaft, and auxiliary wheels are arranged at two ends of the mounting shaft; the mounting mechanism comprises a mounting shell mounted at one end of the extension rod, the bottom of the mounting shell is provided with a mounting rod, one end of the mounting rod, which is far away from the mounting shell, is provided with a mounting sleeve, and the mounting sleeve is sleeved outside the mounting shaft; the mounting rod is characterized by further comprising a first buffering mechanism used for buffering the mounting rod.
As a further aspect of the present invention: a guide groove is formed in the side face of the arc-shaped shell; the extension rod extends to the inside one end of arc casing and is provided with guide unit, and guide unit keeps away from the one end of extension rod and extends to the outside of arc casing through the guide way for the relative movement to the extension rod in the arc casing leads.
As a further aspect of the present invention: the first buffer mechanism comprises a fixed rod arranged inside the mounting shell; the mounting rod extends to the one end inside the mounting shell and is provided with a mounting groove, and the fixing rod extends to the one end inside the mounting groove and is connected with the inner wall of the mounting groove through a second buffer spring.
As a further aspect of the present invention: the mounting rod is arranged on the mounting shell and is used for mounting the mounting rod on the mounting shell.
As a further aspect of the present invention: the second buffer mechanism comprises an accommodating groove formed in the side face of the fixed rod, and a buffer side wing is movably mounted in the accommodating groove; one side of the buffering side wing close to the inside of the accommodating groove is connected with the inner wall of the accommodating groove through a third buffering spring.
As a further aspect of the present invention: and a bulge is arranged on one side of the buffering side wing, which is far away from the accommodating groove.
As a further aspect of the present invention: the side surface of the extension leg is provided with a side wing which is positioned between the supporting leg of the crane trolley and the track groove; a clamping groove is formed in one side, close to the rail groove, of the side wing, and a rolling piece is arranged inside the clamping groove.
The utility model has the advantages that: when the monkey traveles on the track groove and takes place to heel, the arc casing promotes the extension rod, support and cushion the side of monkey supporting leg, in order to reduce the range that the monkey heels, thereby effectively prevent the condition that the monkey derailed, and move the in-process at the extension rod along with the monkey supporting leg, the auxiliary wheel supports and the auxiliary movement to the one end that the monkey supporting leg was kept away from to the extension rod, in order to avoid the extension rod to keep away from the one end of the dolly supporting leg and the condition that ground blocked, prevent heeling and derail effectual.
Drawings
Fig. 1 is a schematic structural view of an anti-derailing device for a bridge crane trolley;
fig. 2 is a schematic structural view of a first buffer mechanism of the anti-derailment device of the bridge crane trolley provided by the utility model;
fig. 3 is a schematic structural view of a point a in fig. 2 of the anti-derailment device for a bridge crane trolley provided by the present invention;
fig. 4 is the utility model provides a mounting mechanism structure schematic diagram of bridge crane dolly anticreep rail device.
In the figure: the crane trolley supporting leg comprises a 1-rail groove, a 2-guide block, a 3-extension leg, a 4-side wing, a 5-auxiliary wheel mechanism, a 51-mounting shaft, a 52-auxiliary wheel, a 6-mounting mechanism, a 61-mounting shell, a 62-mounting rod, a 63-mounting sleeve, a 7-side-tilting supporting mechanism, a 71-arc shell, a 72-guide groove, a 73-extension rod, a 74-first buffer spring, a 75-guide component, an 8-first buffer mechanism, an 81-mounting groove, a 82-second buffer spring, a 83-fixing rod, a 9-second buffer mechanism, a 91-accommodating groove, a 92-third buffer spring, a 93-buffer side wing and a 10-crane trolley supporting leg.
Detailed Description
The technical solution of the present patent will be further described in detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
Referring to fig. 1-4, an anti-derailing device for a bridge crane trolley comprises a guide block 2 installed at the bottom of a crane trolley supporting leg 10 through an extension leg 3, wherein the guide block 2 is located inside a track groove 1, and a lateral side of the crane trolley supporting leg 10 is provided with a lateral-tilting supporting mechanism 7 for supporting two sides of the crane trolley supporting leg 10; the side-tipping supporting mechanism 7 comprises an arc-shaped shell 71 arranged on the side surface of the crane trolley supporting leg 10, and an extension rod 73 is arranged in the arc-shaped shell 71 through a first buffer spring 74; the auxiliary wheel mechanism 5 is mounted at one end, extending out of the arc-shaped shell 71, of the extension rod 73 through the mounting mechanism 6 and is used for assisting movement of one end, far away from the crane trolley supporting legs 10, of the extension rod 73 in the movement process of the crane trolley; the auxiliary wheel mechanism 5 comprises a horizontally arranged mounting shaft 51, and auxiliary wheels 52 are arranged at two ends of the mounting shaft 51; the mounting mechanism 6 comprises a mounting shell 61 mounted at one end of an extension rod 73, a mounting rod 62 is arranged at the bottom of the mounting shell 61, a mounting sleeve 63 is arranged at one end of the mounting rod 62 far away from the mounting shell 61, and the mounting sleeve 63 is sleeved outside the mounting shaft 51; a first damping mechanism 8 is also included for damping the mounting rod 62.
When the crane trolley slides on the track groove 1 to run and heels, the arc-shaped shell 71 pushes the extension rod 73, the side surface of the crane trolley supporting leg 10 is supported and buffered, the heeling amplitude of the crane trolley is reduced, the derailing condition of the crane trolley is effectively prevented, the extension rod 73 moves along with the crane trolley supporting leg 10, the auxiliary wheel 52 supports and assists in moving one end of the extension rod 73 far away from the crane trolley supporting leg 10, the clamping condition of one end of the extension rod 73 far away from the crane trolley supporting leg 10 and the ground is avoided, the heeling and derailing prevention effect is good.
As a preferred embodiment of the present invention, a guide groove 72 is formed on the side surface of the arc-shaped housing 71; one end of the extension rod 73 extending to the inside of the arc-shaped shell 71 is provided with a guide part 75, and one end of the guide part 75 far away from the extension rod 73 extends to the outside of the arc-shaped shell 71 through the guide groove 72, so as to guide the relative movement of the extension rod 73 in the arc-shaped shell 71.
As a preferred embodiment of the present invention, the first buffer mechanism 8 includes a fixing rod 83 installed inside the mounting case 61; installation pole 62 extends to the inside one end of installation casing 61 and has seted up mounting groove 81, and the dead lever 83 extends to the inside one end of mounting groove 81 and passes through the interior wall connection of second buffer spring 82 with mounting groove 81, and auxiliary wheel 52 is at the in-process of ground walking, and the dead lever 83 leads the shake of installation pole 62 and auxiliary wheel 52, and second buffer spring 82 cushions the shake of installation pole 62 and auxiliary wheel 52, plays the absorbing effect of buffering to auxiliary wheel 52.
As a preferred embodiment of the present invention, the present invention further comprises a second buffer mechanism 9 for buffering the vertical shaking of the mounting rod 62 relative to the mounting housing 61.
As a preferred embodiment of the present invention, the second buffer mechanism 9 includes a receiving groove 91 formed on the side surface of the fixing rod 83, and a buffer wing 93 is movably installed inside the receiving groove 91; buffering flank 93 is close to one side of accomodating the inside of groove 91 and is passed through third buffer spring 92 and the interior wall connection of accomodating groove 91, when installation pole 62 relative fixed pole 83 rebound, along with in the one end of dead lever 83 further inserts mounting groove 81, the opening of mounting groove 81 promotes buffering flank 93 compression third buffer spring 92, make buffering flank 93 accomodate to accomodating in the groove 91, the compressive deformation of third buffer spring 92 and the resistance of buffering flank 93 side and mounting groove 81 inner wall, slow down reciprocating of installation pole 62 relative fixed pole 83, buffering shock attenuation effect to auxiliary wheel 52 is better.
As a preferred embodiment of the present invention, a protrusion is provided on one side of the buffering side wing 93 away from the accommodating groove 91.
As a preferred embodiment of the utility model, a side wing 4 is arranged on the side surface of the extension leg 3, and the side wing 4 is positioned between the crane trolley support leg 10 and the track groove 1; a clamping groove is formed in one side, close to the rail groove 1, of the side wing 4, and a rolling piece is arranged inside the clamping groove.
As a preferred embodiment of the present invention, the rolling member is a ball, a movable roller, or the like, and in this embodiment, the preferred rolling member is a ball.
When the crane trolley slides on the track groove 1 to run and heels, the arc-shaped shell 71 pushes the extension rod 73 to support and buffer the side surface of the crane trolley supporting leg 10 so as to reduce the heeling amplitude of the crane trolley and effectively prevent the crane trolley from derailing, and in the process that the extension rod 73 moves along with the crane trolley supporting leg 10, the auxiliary wheel 52 supports and assists in moving one end of the extension rod 73 far away from the crane trolley supporting leg 10 so as to avoid the situation that one end of the extension rod 73 far away from the crane trolley supporting leg 10 is clamped with the ground, so that the heeling and derailing prevention effect is good; in the process that the auxiliary wheel 52 runs on the ground, the fixing rod 83 guides the shaking of the mounting rod 62 and the auxiliary wheel 52, the second buffer spring 82 buffers the shaking of the mounting rod 62 and the auxiliary wheel 52, and the effect of buffering and damping the auxiliary wheel 52 is achieved; when the installation rod 62 moves upward relative to the fixing rod 83, along with the one end of the fixing rod 83 is further inserted into the installation groove 81, the opening of the installation groove 81 pushes the buffering side wing 93 to compress the third buffering spring 92, so that the buffering side wing 93 is accommodated in the accommodation groove 91, the compression deformation of the third buffering spring 92 and the resistance of the side surface of the buffering side wing 93 and the inner wall of the installation groove 81 slow down the up-and-down movement of the installation rod 62 relative to the fixing rod 83, and the buffering and damping effect on the auxiliary wheel 52 is better.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. An anti-derailment device of a bridge crane trolley comprises a guide block which is arranged at the bottom of a support leg of the crane trolley through an extension leg, wherein the guide block is positioned inside a track groove;
the side-tipping support mechanism comprises an arc-shaped shell arranged on the side surface of a crane trolley support leg, and an extension rod is arranged in the arc-shaped shell through a first buffer spring;
an auxiliary wheel mechanism is arranged at one end of the extension rod extending out of the arc-shaped shell through an installation mechanism and is used for assisting the movement of one end of the extension rod far away from the crane trolley supporting leg in the moving process of the crane trolley;
the auxiliary wheel mechanism comprises a horizontally arranged mounting shaft, and auxiliary wheels are arranged at two ends of the mounting shaft;
the mounting mechanism comprises a mounting shell mounted at one end of the extension rod, the bottom of the mounting shell is provided with a mounting rod, one end of the mounting rod, which is far away from the mounting shell, is provided with a mounting sleeve, and the mounting sleeve is sleeved outside the mounting shaft;
the mounting rod is characterized by further comprising a first buffering mechanism used for buffering the mounting rod.
2. The anti-derailment device for the bridge crane trolley according to claim 1, wherein a guide groove is formed in the side surface of the arc-shaped shell;
the extension rod extends to the inside one end of arc casing and is provided with guide unit, and guide unit keeps away from the one end of extension rod and extends to the outside of arc casing through the guide way for the relative movement to the extension rod in the arc casing leads.
3. The trolley derailment prevention device for bridge cranes of claim 1, wherein the first buffer mechanism comprises a fixed rod installed inside the installation housing;
the mounting rod extends to the one end inside the mounting shell and is provided with a mounting groove, and the fixing rod extends to the one end inside the mounting groove and is connected with the inner wall of the mounting groove through a second buffer spring.
4. The trolley derailment prevention device for bridge cranes according to claim 3, further comprising a second damping mechanism for damping the up-and-down vibration of the mounting rod with respect to the mounting housing.
5. The bridge crane trolley derailment prevention device as claimed in claim 4, wherein the second buffer mechanism comprises a storage groove formed in a side surface of the fixed rod, and a buffer side wing is movably mounted inside the storage groove;
one side of the buffering side wing close to the inside of the accommodating groove is connected with the inner wall of the accommodating groove through a third buffering spring.
6. The bridge crane trolley derailment prevention device as claimed in claim 5, wherein a protrusion is arranged on one side of the buffering side wing away from the accommodating groove.
7. The derailment preventer for bridge crane trolley according to claim 1, wherein the side of the extension leg is provided with a side wing, and the side wing is positioned between the support leg of the trolley and the rail groove;
a clamping groove is formed in one side, close to the rail groove, of the side wing, and a rolling piece is arranged inside the clamping groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222078564.XU CN217921139U (en) | 2022-08-09 | 2022-08-09 | Bridge crane trolley derailing prevention device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222078564.XU CN217921139U (en) | 2022-08-09 | 2022-08-09 | Bridge crane trolley derailing prevention device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217921139U true CN217921139U (en) | 2022-11-29 |
Family
ID=84152191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222078564.XU Active CN217921139U (en) | 2022-08-09 | 2022-08-09 | Bridge crane trolley derailing prevention device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217921139U (en) |
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2022
- 2022-08-09 CN CN202222078564.XU patent/CN217921139U/en active Active
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