CN210001491U - Telescopic boom section, telescopic boom and lorry-mounted crane - Google Patents
Telescopic boom section, telescopic boom and lorry-mounted crane Download PDFInfo
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- CN210001491U CN210001491U CN201920359307.9U CN201920359307U CN210001491U CN 210001491 U CN210001491 U CN 210001491U CN 201920359307 U CN201920359307 U CN 201920359307U CN 210001491 U CN210001491 U CN 210001491U
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Abstract
The utility model provides an flexible boom festival, flexible arm and lorry crane, flexible boom festival includes the flexible arm body and can dismantle the mounting panel of connection on the flexible arm body, be formed with the joint portion of installation hydro-cylinder on the mounting panel, detachably connects the mounting panel on the flexible arm body of this flexible boom festival, it is used for the installation hydro-cylinder to form joint portion on the mounting panel, the mounting means that the hydro-cylinder is connected through round pin axle and flexible boom festival usually has been changed, and simultaneously, detachable mounting panel makes the grafting of hydro-cylinder more simple and convenient, the hydro-cylinder removal counterpoint need not lift up the hydro-cylinder when pegging graft the counterpoint, only need remove the mounting panel counterpoint hydro-cylinder, then with mounting panel and flexible boom body coupling, make the installation of hydro-cylinder convenient and fast more, and saved the installation component.
Description
Technical Field
The utility model relates to an hydro-cylinder installation technical field, in particular to kinds of flexible arm festival, flexible arm and lorry-mounted crane.
Background
At present, a pin shaft mounting mode is adopted for an oil cylinder in the telescopic boom, the mounting mode is complex, a new mounting component pin shaft needs to be introduced, and great inconvenience is brought to the assembly of the telescopic boom.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing kinds of flexible arm festival, flexible arm and lorry crane to solve the complicated technical problem of installation of hydro-cylinder in the flexible arm of prior art.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
the utility model provides an flexible arm festival, flexible arm festival is in including the flexible arm body with dismantling the connection mounting panel on the flexible arm body, be formed with the joint portion of installation hydro-cylinder on the mounting panel.
step, the installing plate is arranged on the inner side of the telescopic arm body, and the telescopic arm body covers the clamping part.
step by step, joint portion including insert the breach and with insert the joint breach of breach intercommunication, insert the breach with the joint breach becomes the straight line and arranges or becomes the contained angle and arranges.
step by step, joint portion still includes the direction breach, the direction breach with insert breach parallel arrangement, the direction breach with it is close to insert the breach the end formation step of joint breach.
According to the utility model discloses an in addition aspect, still provide kind flexible arms, flexible arm includes hydro-cylinder, basic arm and foretell flexible arm festival, flexible arm festival cover is established in the basic arm, the end of hydro-cylinder is fixed on the basic arm, another end joint of hydro-cylinder is in on the joint portion.
step by step, the hydro-cylinder includes the cylinder, can be in flexible piston rod in the cylinder, the installation department has on the cylinder, the installation department joint is in on the joint portion.
, the cylinder further includes a second mounting portion disposed on the piston rod, the second mounting portion being threadably coupled to the base arm.
, the basic arm comprises a basic arm body and a second mounting plate fixedly connected to the basic arm body, and the second mounting plate is screwed on the second mounting plate.
, the second mounting plate is formed with a mounting hole having a mounting notch.
According to another aspect of the utility model, still provide kind lorry crane, lorry crane includes foretell flexible arm.
The utility model provides a detachably connects mounting panel on the flexible arm body of flexible arm festival, form joint portion on the mounting panel and be used for installing the hydro-cylinder, the mounting means that the hydro-cylinder is connected through round pin axle and flexible arm festival usually has been changed, and simultaneously, detachable mounting panel makes the grafting of hydro-cylinder more simple and convenient, need not lift up the hydro-cylinder when the hydro-cylinder is pegged graft and counterpoints, only need remove mounting panel counterpoint hydro-cylinder, then with mounting panel and flexible arm body coupling, make the installation of hydro-cylinder convenient and fast more.
Drawings
Fig. 1 is a partial cross-sectional structural view of a telescopic boom according to an embodiment of the present invention, wherein an th mounting plate in a telescopic boom joint is shown to be connected with an oil cylinder in a clamping manner, and a piston rod is not shown;
FIG. 2 is a schematic view of the construction of the th mounting plate shown in FIG. 1;
fig. 3 is a cross-sectional view of a telescopic boom according to an embodiment of the present invention;
fig. 4 is a partial cross-sectional structural view of the telescopic boom according to an embodiment of the present invention, wherein a structure of the piston rod connected to the basic boom in the telescopic boom section is shown.
Description of reference numerals:
100. the telescopic arm comprises a telescopic arm section, a telescopic arm body, a telescopic arm section, a telescopic;
200. the hydraulic cylinder comprises a cylinder 210, a cylinder barrel 211, an th mounting part 211a, a convex part 212, a body 212, a U-shaped groove 212a, a guide block 213, a guide block 220, a piston rod 221 and a second mounting part;
300. a base arm; 310. a base arm body; 320. a second mounting plate.
Detailed Description
The use of "", "second", etc. in the present invention is for descriptive purposes only and is not to be construed as indicating or implying any relative importance or implying any order or magnitude to the technical features indicated.
Referring to fig. 1, the present embodiment provides telescopic arm joints 100, which includes a telescopic arm body 110 and a mounting plate 120 detachably connected to the telescopic arm body 110, a fastening portion 121 for mounting an oil cylinder 200 is formed on the mounting plate 120, a fastening portion 121 is provided on the mounting plate 120 for mounting the oil cylinder 200, the oil cylinder 200 is fastened to the fastening portion 121, and the mounting plate 120 is detachably mounted on the telescopic arm body 110, so that the mounting plate 120 and the oil cylinder 200 can be mounted on , and then the mounting plate 120 can be mounted on the telescopic arm body 110.
The th mounting plate 120 is detachably connected to the telescopic arm body 110 of the telescopic arm section 100, the th mounting plate 120 is provided with the clamping portion 121 used for mounting the oil cylinder 200, the mounting mode that the oil cylinder 200 is usually connected with the telescopic arm section 100 through a pin shaft is changed, meanwhile, the detachable th mounting plate 120 enables the oil cylinder 200 to be more conveniently inserted and aligned, the oil cylinder 200 does not need to be lifted to move to align when the oil cylinder 200 is inserted and aligned, only the th mounting plate 120 is needed to move to align the oil cylinder 200, and then the th mounting plate 120 is connected with the telescopic arm body 110, so that the oil cylinder 200 is more conveniently and quickly mounted.
In , the mounting plate 120 is disposed inside the telescopic arm 110, the telescopic arm 110 covers the engaging portion 121, the mounting plate 120 is disposed inside the telescopic arm 110, and the telescopic arm 110 can cover the engaging portion 121 and the cylinder 200. when the mounting plate 120 is attached to the telescopic arm 110, the strength of the mounting plate 120 is better, which can avoid damaging the mounting plate 120 during the movement of the cylinder 200. it can be understood that the mounting plate 120 can also be disposed outside the telescopic arm 110, i.e. the mounting plate 120 is entirely or partially exposed out of the end of the telescopic arm 110, and the strength of the mounting plate 120 is weaker.
In embodiments, referring to fig. 2, the clamping portion 121 includes an insertion notch 121a and a clamping notch 121b communicating with the insertion notch 121a, the insertion notch 121a and the clamping notch 121b are arranged in a straight line or at an angle, the insertion notch 121a allows the cylinder 200 to be inserted into the clamping portion 121, and the clamping notch 121b allows the cylinder 200 to be clamped with the clamping portion 121. there are many ways in which the cylinder 200 is clamped with the clamping portion 121, and thus the structure of the clamping portion 121 has various options, the size of the clamping notch 121b is generally smaller than that of the insertion notch 121a, so that the end of the cylinder 200 can enter the clamping portion 121 through the insertion notch 121a and then be clamped in the clamping notch 121b, the clamping notch 121b can be square, round or irregular, the end of the cylinder 200 inserted into the clamping portion 121b has a shape matching the shape of the clamping notch 121b, the clamping notch 121b can be located at the end of the insertion notch 121a, can also be located at the side of the insertion notch 121a, that the insertion notch 121a is arranged in a straight line or arranged with the clamping notch 121b, and the clamping notch 121b is arranged in a direction more convenient for the cylinder 121a to move, and the clamping portion 121b is arranged in a direction before the clamping portion 121a, and the clamping portion 121b is more convenient to move.
In , the engaging portion 121 further includes a guiding notch 121c, the guiding notch 121c is parallel to the inserting notch 121a, and a step is formed between the guiding notch 121c and the inserting notch 121a near to end of the engaging notch 121 b. the step is formed between the guiding notch 121c and the inserting notch 121a, and the step protrudes toward the engaging notch 121b, that is, the size of the guiding notch 121c is larger than that of the inserting notch 121a, which is more beneficial for the oil cylinder 200 to insert into the engaging portion 121.
Referring to fig. 3, the embodiment further provides kinds of telescopic booms, each telescopic boom includes an oil cylinder 200, a basic boom 300 and the above telescopic boom sections, the telescopic boom section 100 is sleeved in the basic boom 300, the end of the oil cylinder 200 is fixed on the basic boom 300, the other end of the oil cylinder 200 is clamped on the clamping portion 121, the end of the oil cylinder 200 connected with the basic boom 300 is a fixed end, the end of the oil cylinder 200 clamped with the clamping portion 121 is a movable end, which can drive the telescopic boom section 100 to move, and the telescopic boom can extend and retract through the extension and retraction of the oil cylinder 200.
In the present application, the cylinder 200 is reversely mounted, the 4 mounting portion 211 on the cylinder 210 is clamped on the clamping portion 121 to be connected with the telescopic arm section 100, the cylinder 210 drives the telescopic arm section 100 to move, and the end of the piston rod 220 is fixed on the tail portion of the basic arm 300, and the clamping portion of the mounting portion 211 on the cylinder 210 is welded on the notch portion 3821 a of the cylinder 210, so that the clamping portion of the mounting portion on the cylinder 210 is welded on the notch portion 3884 b of the cylinder 210, so that the clamping portion 3821 a of the mounting portion 7377 on the pin roll 210 is welded on the notch portion 732 of the mounting portion on the cylinder 210, and the clamp portion 7372 on the notch portion 732 of the mounting portion 210 is welded on the notch portion 7342 a of the mounting portion 382, so that the mounting portion 732 on the cylinder 210 is welded on the notch portion of the cylinder 210, and the clamp portion 382 b of the mounting portion 211 on the cylinder 210 is welded on the notch portion 7372 side of the cylinder 210, so that the notch portion 382 is welded on the notch portion 7372 a side of the mounting portion of the cylinder 210 and the notch portion 7372, so that the clamping portion of the mounting portion 382 is welded on the cylinder 210, so that the notch portion of the notch portion 382, the cylinder 210 is welded on the notch portion of the cylinder 210, so that the notch portion 211 on the cylinder 210 is welded on the notch portion 211, so that the notch portion of the cylinder 210 is welded on the notch portion 382, the notch portion of the cylinder 210.
referring to FIG. 4, the piston rod 220 has the second mounting portion 221, the second mounting portion 221 is screwed on the basic arm 300, the piston rod 220 is screwed on the basic arm 300, the mounting method is simple and reliable, step , the basic arm 300 includes the basic arm and the second mounting plate 320 fixedly connected to the basic arm, the second mounting portion 221 is screwed on the second mounting plate 320, the second mounting plate 320 can be welded with the basic arm, the second mounting plate 320 is parallel to the second mounting portion 221, the screwed connection between the two is more stable, step , the second mounting plate 320 is formed with a mounting hole, the mounting hole has a mounting notch, the diameter of the mounting hole on the second mounting plate 320 is larger than the diameter of the bolt, the mounting notch can prevent the bolt from being cut when the piston rod is deformed, the bolt is in a floating state, and the telescopic arm joint 100 is prevented from being deformed to bend the cylinder when the telescopic arm is lifted.
in some embodiments, referring to fig. 1 and 3, the cylinder 210 includes a body 212 and a mounting portion 211 at the end of the body 212. the cylinder 210 also includes a guide block 213 mounted at the rear of the body 212 and sliding on the inner wall of the telescopic arm section 100. the guide block 213 provides a guide for the body 212 of the cylinder 210 to move on the inner wall of the telescopic arm section 100, ensuring the relative sliding of the cylinder 210 and the telescopic arm section 100 and stabilizing the movement of the cylinder 210. the guide block 213 can be mounted at the rear of the body 212 by snap-fitting or screwing, etc. step , the body 212 includes a second mounting seat disposed at the rear thereof, the second mounting seat has symmetrically disposed U-shaped grooves 212a, the guide block 213 is snap-fitted in the U-shaped grooves 212 a. the guide block 213 has grooves, the U-shaped grooves 212a at the rear of the body 212 are matched with the size of the grooves, and the snap-fitting is also selected to fit the guide block 213.
The lorry-mounted crane comprises the telescopic arm, the mounting mode of the oil cylinder 200 and the telescopic arm joint 100 is changed from a commonly used pin shaft connection mode into a clamping connection mode, the mounting of the oil cylinder 200 is simplified, mounting parts are saved, the mounting process of the lorry-mounted crane is simplified, and meanwhile the detachable mounting plate 120 enables the mounting of the oil cylinder 200 to be simpler and more labor-saving.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the scope of the present invention. Moreover, the technical solutions of the present invention between the various embodiments can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are combined and contradictory or cannot be realized, it should be considered that the combination of the technical solutions does not exist, and the present invention is not within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1, kinds of flexible arm section, its characterized in that, flexible arm section includes the flexible armlet body and can dismantle the connection and be in mounting panel on the flexible armlet body, be formed with the joint portion of installation hydro-cylinder on the mounting panel.
2. The telescopic arm section according to claim 1, wherein said th mounting plate is provided inside said telescopic arm body, said telescopic arm body covering said catching portion.
3. The telescopic arm section according to claim 1, wherein the clamping portion comprises an insertion notch and a clamping notch communicated with the insertion notch, and the insertion notch and the clamping notch are arranged in a straight line or at an included angle.
4. The telescopic arm section according to claim 3, wherein the clamping portion further comprises a guide notch, the guide notch is parallel to the insertion notch, and the guide notch and ends of the insertion notch close to the clamping notch form a step.
The telescopic arm of kinds, characterized in that, the telescopic arm includes hydro-cylinder, basic arm and the telescopic arm festival according to any of claims 1 ~ 4, the telescopic arm festival cover is established in the basic arm, end of hydro-cylinder is fixed on the basic arm, another end of hydro-cylinder joint is on the joint portion.
6. The telescopic arm according to claim 5, wherein the oil cylinder comprises a cylinder barrel and a piston rod capable of extending and retracting in the cylinder barrel, the cylinder barrel is provided with an th mounting part, and the th mounting part is clamped on the clamping part.
7. The telescopic arm according to claim 6, wherein the piston rod has a second mounting portion thereon, the second mounting portion being threadedly coupled to the base arm.
8. The telescopic arm according to claim 7, wherein the basic arm comprises a basic arm body and a second mounting plate fixedly connected to the basic arm body, the second mounting plate being screwed to the second mounting plate.
9. The telescopic arm according to claim 8, wherein the second mounting plate has a mounting hole formed therein, the mounting hole having a mounting notch formed therein.
10, A lorry-mounted crane, characterized in that the lorry-mounted crane comprises a telescopic arm according to any of claims 5-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920359307.9U CN210001491U (en) | 2019-03-20 | 2019-03-20 | Telescopic boom section, telescopic boom and lorry-mounted crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920359307.9U CN210001491U (en) | 2019-03-20 | 2019-03-20 | Telescopic boom section, telescopic boom and lorry-mounted crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210001491U true CN210001491U (en) | 2020-01-31 |
Family
ID=69301857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920359307.9U Active CN210001491U (en) | 2019-03-20 | 2019-03-20 | Telescopic boom section, telescopic boom and lorry-mounted crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210001491U (en) |
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2019
- 2019-03-20 CN CN201920359307.9U patent/CN210001491U/en active Active
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