CN217437597U - Revolving stage is connected to cantilever crane that steadiness is good - Google Patents
Revolving stage is connected to cantilever crane that steadiness is good Download PDFInfo
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- CN217437597U CN217437597U CN202220513528.9U CN202220513528U CN217437597U CN 217437597 U CN217437597 U CN 217437597U CN 202220513528 U CN202220513528 U CN 202220513528U CN 217437597 U CN217437597 U CN 217437597U
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- baffle
- otic placode
- ear
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Abstract
The utility model discloses an arm support connecting rotary table with good stability, which comprises a bottom plate and an ear plate fixed on the upper surface of the bottom plate, wherein the upper surface of the bottom plate is formed by a circular part and a convex part connected with the circular part, the appearance of the ear plate is a quasi-quadrangle at least provided with an acute angle and an obtuse angle, one end of the bottom of the quasi-quadrangle is positioned on the convex part of the upper surface of the bottom plate, and the other end of the quasi-quadrangle is close to the edge of the circular part of the upper surface of the bottom plate; the otic placode includes that the otic placode that bottom plate upper surface both sides set up stands left side and the otic placode stands right side, and the left side that the otic placode stands left side is provided with left baffle, left baffle bottom and bottom plate fixed connection, and the right that the otic placode stands right side is provided with right baffle, the bottom and the bottom plate fixed connection of right baffle, and the welding has the baffle to bordure between the otic placode stands left side and the left baffle, and the otic placode is provided with the baffle between standing right and the right baffle and bordures. The utility model discloses a can increase the revolving stage rigidity, weight reduction simultaneously reduces the cantilever crane elastic deformation volume when rotating for the revolving stage is more steady when more firm when using.
Description
Technical Field
The utility model relates to a cantilever crane field of connecting, concretely relates to revolving stage is connected to cantilever crane that steadiness is good.
Background
The arm supports are mounted on a pump truck, a crane, an overhead working truck, a fire truck, an overhead water spraying truck and the like, the rotary table is a base of the arm support, the upper part of the rotary table is connected with the arm support, the lower part of the rotary table is connected with a rotary support, the rotary table not only bears the torque of the arm support and rotates in a horizontal plane along with the arm support, but also bears strong vibration impact, the existing arm support connecting rotary table is difficult to consider the main problems, the weight can be increased while the rigidity is increased, and when the rotary table rotates too much due to structural reasons, the elastic deformation quantity of the rotary table can also be increased, so that the arm support rotary table with certain rigidity and elastic deformation quantity is needed, and meanwhile, the weight of the rotary table is not increased.
SUMMERY OF THE UTILITY MODEL
The utility model aims at: the defects in the prior art are overcome, the cantilever crane connecting rotary table with good stability is provided, the weight of the rotary table can be reduced while the rigidity is increased, and the elastic deformation of the cantilever crane during rotation is reduced, so that the rotary table is more stable and firmer in use.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a cantilever crane connecting rotary table with good stability comprises a bottom plate and an ear plate fixed on the upper surface of the bottom plate, wherein the upper surface of the bottom plate is in a shape consisting of a circular part and a convex part connected with the circular part, the ear plate is in a similar quadrangle with at least one acute angle and one obtuse angle, one end of the bottom of the similar quadrangle is positioned on the convex part of the upper surface of the bottom plate, the other end of the similar quadrangle is close to the edge of the circular part of the upper surface of the bottom plate, the corner close to the upper part of the convex part of the upper surface of the bottom plate is an acute angle and is higher than other corners, and the corner close to the upper part of the circular part of the upper surface of the bottom plate is an obtuse angle; the otic placode includes that the otic placode that bottom plate upper surface both sides set up stands left side and the otic placode stands the right side, the left side that the otic placode stands a left side is provided with left baffle, left baffle bottom and bottom plate fixed connection, the right that the otic placode stands the right side is provided with right baffle, the bottom and the bottom plate fixed connection of right baffle, the welding has the baffle to bordure between the otic placode stands a left side and the left baffle, the otic placode is found to be provided with the baffle equally between the right side and the right baffle and is bordured.
Furthermore, a circle of lower edge covering is fixedly arranged on the edge of the circular part of the upper surface of the bottom plate.
Further, the tip that otic placode bottom and bottom plate circular portion are connected is located the inside of borduring down, the otic placode is found the right side, left baffle and right baffle and is kept away from the lower part of bottom plate bulge and all bordures the welding with down immediately, the otic placode is found the right side, left baffle and right baffle.
Furthermore, each outer side edge line of the lug plate except the joint with the bottom plate is an arc line, and the lower parts of the left baffle plate and the right baffle plate are bent to ensure that the bolts on the bottom plate are installed with enough distance.
Furthermore, a cylinder shaft through hole is formed in the corner of an ear plate connected with the protruding portion of the bottom plate, an arm support connecting shaft hole is formed in the corner, close to the protruding portion of the upper surface of the bottom plate, of the upper portion of the ear plate, and a circle of bolt holes are formed in the edge of the circular portion of the upper surface of the bottom plate and in the position inside the lower edge covering edge.
Further, a reinforcing edge is fixedly connected between the left ear plate stand and the right ear plate stand, and the reinforcing edge comprises an ear plate rear reinforcing plate and an ear plate middle reinforcing plate, wherein the ear plate rear reinforcing plate is positioned behind the arm support connecting shaft hole, one end of the ear plate rear reinforcing plate is connected with the upper surface of the bottom plate close to the oil cylinder shaft through hole, and the ear plate middle reinforcing plate is connected with the ear plate rear reinforcing plate; the other end of the rear reinforcing plate of the lug plate exceeds the top of the arm support connecting shaft hole, the appearance of the rear reinforcing plate of the lug plate is consistent with the outer arc line of the lug plate, the reinforcing plate in the lug plate is positioned below the arm support connecting shaft hole, one end of the reinforcing plate in the lug plate is fixedly connected with the rear reinforcing plate of the lug plate, and the other end of the reinforcing plate is fixedly connected with the upper surface of the bottom plate, far away from one end of the protruding part, at the bottom of the lug plate.
Furthermore, the middle part of the bottom plate and the middle part of the lug plate are both provided with a cavity for reducing the whole weight.
The utility model has the advantages that: the utility model discloses a structural design can increase the rigidity, and weight reduction reduces the cantilever crane elastic deformation volume when rotating to need not to set up in the otic placode outside and support, make the revolving stage more surely more firm when using, bordure through setting up left baffle, right baffle and baffle, consolidated the otic placode, improve the bearing capacity of otic placode, reduced the elastic deformation volume when the revolving stage rotates.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic top view of the present invention;
fig. 3 is a schematic side view of the ear plate of the present invention.
In the figure, 1, a bottom plate; 2. the ear plate is erected to the left; 3. the ear plate stands right; 4. edge covering of a baffle plate; 5. the arm support is connected with the shaft hole; 6. a left baffle; 7. a right baffle; 8. lower edge covering; 9. a middle reinforcing plate of the ear plate; 10. a rear reinforcing plate of the ear plate; 11. the cylinder shaft is perforated.
Detailed Description
The invention is further explained below with reference to the drawings and the embodiments.
Example (b):
as shown in fig. 1-3, an arm support connected rotary table with good stability comprises a base plate 1 and an ear plate fixed on the upper surface of the base plate 1, wherein the upper surface of the base plate 1 is formed by a circular part and a convex part connected with the circular part, the ear plate is in a parallelogram shape at least having an acute angle and an obtuse angle, one end of the bottom of the parallelogram is positioned on the convex part of the upper surface of the base plate 1, the other end of the bottom of the parallelogram is close to the edge of the circular part of the upper surface of the base plate 1, the corner close to the upper part of the convex part of the upper surface of the base plate 1 is an acute angle and is higher than other corners, and the corner close to the upper part of the circular part of the upper surface of the base plate 1 is an obtuse angle; the ear plate comprises an ear plate vertical left 2 and an ear plate vertical right 3 which are arranged on two sides of the upper surface of the bottom plate 1, a left baffle 6 is arranged on the left side of the ear plate vertical left 2, the bottom of the left baffle 6 is fixedly connected with the bottom plate 1, a right baffle 7 is arranged on the right side of the ear plate vertical right 3, the bottom of the right baffle 7 is fixedly connected with the bottom plate 1, a baffle wrapping edge 4 is welded between the ear plate vertical left 2 and the left baffle 6, and a baffle wrapping edge 4 is also arranged between the ear plate vertical right 3 and the right baffle 7; the baffle plate edge-covering 4 has the functions of connection and reinforcement; the left baffle 6, the right baffle 7 and the baffle edge-covering 4 are arranged, so that the ear plate is reinforced, the bearing capacity of the ear plate is improved, and the elastic deformation quantity of the rotary table during rotation is reduced; the ear plate stands on the left 2 and the ear plate stands on the right 3 and separates certain distance to guarantee the stability of holistic structure, guarantee mechanical properties's requirement, between left baffle 6 and the right baffle 7.
A circle of lower wrapping edge 8 is fixedly arranged at the edge of the circular part of the upper surface of the bottom plate 1, and the lower wrapping edge 8 has a certain height which is higher than the top of a bolt arranged in the lower wrapping edge 8.
The end part of the bottom of the lug plate connected with the circular part of the bottom plate 1 is positioned in the lower edge covering 8, and the lower parts of the lug plate, which are far away from the protruding part of the bottom plate 1, of the left upright 2, the right upright 3, the left baffle 6 and the right baffle 7 are welded with the lower edge covering 8.
The outer side edge lines of the lug plates except the joint with the bottom plate 1 are arc lines, and the lower parts of the left baffle plate 6 and the right baffle plate 7 are arranged to be bent to ensure that bolts on the bottom plate 1 are installed with enough distance.
The cylinder shaft through hole 11 is formed in the corner of the lug plate connected with the protruding portion of the bottom plate 1, the arm support connecting shaft hole 5 is formed in the corner, close to the protruding portion of the upper surface of the bottom plate 1, of the upper portion of the lug plate, and a circle of bolt holes are formed in the edge of the circular portion of the upper surface of the bottom plate 1 and in the position inside the lower edge covering edge 8.
A reinforcing edge is fixedly connected between the ear plate vertical left side 2 and the ear plate vertical right side 3, and the reinforcing edge comprises an ear plate rear reinforcing plate 10 which is positioned behind the arm support connecting shaft hole 5 and one end of which is connected with the upper surface of the bottom plate 1 close to the oil cylinder shaft through hole 11, and an ear plate middle reinforcing plate 9 connected with the ear plate rear reinforcing plate 10; the other end of the ear plate rear reinforcing plate 10 exceeds the top of the arm support connecting shaft hole 5, the appearance of the other end of the ear plate rear reinforcing plate is consistent with the outer arc line of the ear plate, the ear plate is a similar quadrangle, a first side of the similar quadrangle is fixed with the bottom plate, a second side of the similar quadrangle is connected with the end part, close to the protruding part, of the first side, a third side of the similar quadrangle is connected with the other end of the first side, the length of the third side is far smaller than that of the second side, a fourth side of the similar quadrangle is connected with the second side and the third side, the shape of the ear plate rear reinforcing plate 10 is similar to that of the second side, the reinforcing plate 9 in the ear plate is positioned below the arm support connecting shaft hole 5, one end of the reinforcing plate 9 in the ear plate is fixedly connected with the ear plate rear reinforcing plate 10, and the other end of the ear plate is fixedly connected with the upper surface of the bottom plate 1, far away from the protruding part, of the bottom of the ear plate; the ear plate reinforcing plate 9 is composed of two sections of inclined plates, the first section of plate has small inclination amplitude, one end of the plate is connected with the ear plate rear reinforcing plate 10, the other end of the plate is connected with the second section of plate, the second section of plate has large inclination amplitude, one end of the plate is connected with the first section of plate, the other end of the plate is connected with the bottom plate 1, and the corner formed by the connecting part of the first section of plate and the second section of plate is an obtuse angle; in the practical use process, the preferable scheme is that under the condition of ensuring the stable performance of the ear plate, the height of the reinforcing plate 9 in the ear plate can be properly adjusted, and the lengths of the first section plate and the second section plate can also be adjusted; the shape of the ear plate is generally similar to a quadrangle, and can also be simply deformed, when the third edge is removed, one end of the fourth edge is connected with the second edge, and the other end of the fourth edge is connected with the first edge, the shape of the ear plate is deformed into a triangle.
The cavity that is used for alleviateing whole weight is all offered at the middle part of bottom plate 1 and the middle part of otic placode, can also increase the rigidity through hollow setting, reduces the elastic deformation volume.
The utility model discloses a structural design can increase the rigidity, and weight reduction reduces the cantilever crane elastic deformation volume when rotating simultaneously for the revolving stage is more steady more firm when using.
The above description is only for the purpose of illustrating the technical solutions of the present invention and not for limiting the same, and other modifications or equivalent replacements made by the technical solutions of the present invention by those of ordinary skill in the art should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.
Claims (7)
1. The utility model provides a revolving stage is connected to cantilever crane that steadiness is good which characterized in that: the novel lug plate structure comprises a base plate (1) and lug plates fixed on the upper surface of the base plate (1), wherein the upper surface of the base plate (1) is formed by a circular part and a convex part connected with the circular part, the appearance of each lug plate is a quadrilateral with at least one acute angle and one obtuse angle, one end of the bottom of the quadrilateral is positioned on the convex part of the upper surface of the base plate (1), the other end of the quadrilateral is close to the edge of the circular part of the upper surface of the base plate (1), the corner close to the upper part of the convex part of the upper surface of the base plate (1) is an acute angle and is higher than other corners, and the corner close to the upper part of the circular part of the upper surface of the base plate (1) is an obtuse angle; the otic placode includes that the otic placode that bottom plate (1) upper surface both sides set up stands left side (2) and the otic placode stands right side (3), the left side that the otic placode stands left side (2) is provided with left baffle (6), left baffle (6) bottom and bottom plate (1) fixed connection, the right that the otic placode stands right side (3) is provided with right baffle (7), the bottom and bottom plate (1) fixed connection of right baffle (7), the otic placode is found the welding between left side (2) and left baffle (6) and is had the baffle to bordure (4), the otic placode is found and is provided with baffle bordure (4) between right side (3) and right baffle (7) equally.
2. The boom connecting turntable with good stability as claimed in claim 1, wherein: and a circle of lower edge covering (8) is fixedly arranged on the edge of the circular part of the upper surface of the bottom plate (1).
3. The boom connecting turntable with good stability as claimed in claim 2, wherein: the tip that otic placode bottom and bottom plate (1) circular portion are connected is located the inside of borduring (8) down, the otic placode is found left (2), the otic placode and is found right (3), left baffle (6) and right baffle (7) and keep away from bottom plate (1) bulge's lower part all with bordure (8) welding down.
4. The boom connecting turntable with good stability as claimed in claim 3, wherein: the outer side edge lines of the lug plates except the joint of the lug plates and the bottom plate (1) are arc lines, and the lower parts of the left baffle plate (6) and the right baffle plate (7) are bent to ensure that the bolt on the bottom plate (1) is installed at a sufficient distance.
5. The boom connecting turntable with good stability as claimed in claim 4, wherein: the oil cylinder shaft perforation (11) is arranged at the corner of the lug plate connected with the convex part of the bottom plate (1), the arm support connecting shaft hole (5) is arranged at the corner of the upper part of the lug plate close to the convex part of the upper surface of the bottom plate (1), and a circle of bolt hole is arranged at the edge of the circular part of the upper surface of the bottom plate (1) and at the position inside the lower edge covering (8).
6. The boom connecting turntable with good stability as claimed in claim 5, wherein: a reinforcing edge is fixedly connected between the left ear plate stand (2) and the right ear plate stand (3), and the reinforcing edge comprises an ear plate rear reinforcing plate (10) which is positioned behind the arm support connecting shaft hole (5) and one end of which is connected with the upper surface of the bottom plate (1) close to the oil cylinder shaft through hole (11), and an ear plate middle reinforcing plate (9) which is connected with the ear plate rear reinforcing plate (10); the other end of the rear reinforcing plate (10) of the ear plate exceeds the top of the arm support connecting shaft hole (5), the appearance of the rear reinforcing plate is consistent with the arc line on the outer side of the ear plate, the middle reinforcing plate (9) of the ear plate is positioned below the arm support connecting shaft hole (5), one end of the middle reinforcing plate (9) of the ear plate is fixedly connected with the rear reinforcing plate (10) of the ear plate, and the other end of the middle reinforcing plate is fixedly connected with the upper surface of the bottom plate (1) far away from one end of the protruding part at the bottom of the ear plate.
7. The boom connecting turntable with good stability as claimed in claim 6, wherein: cavities for reducing the whole weight are formed in the middle of the bottom plate (1) and the middle of the lug plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220513528.9U CN217437597U (en) | 2022-03-10 | 2022-03-10 | Revolving stage is connected to cantilever crane that steadiness is good |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220513528.9U CN217437597U (en) | 2022-03-10 | 2022-03-10 | Revolving stage is connected to cantilever crane that steadiness is good |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217437597U true CN217437597U (en) | 2022-09-16 |
Family
ID=83216334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220513528.9U Active CN217437597U (en) | 2022-03-10 | 2022-03-10 | Revolving stage is connected to cantilever crane that steadiness is good |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217437597U (en) |
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2022
- 2022-03-10 CN CN202220513528.9U patent/CN217437597U/en active Active
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