CN212198270U - Adjustable simple hoisting arm structure - Google Patents
Adjustable simple hoisting arm structure Download PDFInfo
- Publication number
- CN212198270U CN212198270U CN202020222211.0U CN202020222211U CN212198270U CN 212198270 U CN212198270 U CN 212198270U CN 202020222211 U CN202020222211 U CN 202020222211U CN 212198270 U CN212198270 U CN 212198270U
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- arm pipe
- base
- arm
- pipe
- outer arm
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Abstract
The utility model discloses an adjustable simple lifting arm structure, which comprises a base and an arm pipe arranged above the base, wherein the arm pipe comprises an inner arm pipe and an outer arm pipe, the inner arm pipe is sleeved in the outer arm pipe and can slide in the outer arm pipe in a telescopic manner, one side of the surface of the base is provided with a connecting frame, the other side of the surface of the base is provided with a fixing frame, the connecting frame is rotatably connected with the bottom of the outer arm pipe, the fixing frame comprises a connecting plate and two positioning plates arranged at two sides of the connecting plate, each positioning plate is correspondingly provided with a plurality of positioning holes arranged from top to bottom, the bottom of the outer arm pipe close to one end of the fixing frame is provided with a fixing part, and the fixing part is fixed between; realize the diversified regulation of lifting arm, when lifting by crane the operation to small-size, simple structure, occupation of land space is less, and manufacturing cost is lower, and the practicality is strong.
Description
Technical Field
The utility model belongs to the technical field of the equipment of lifting by crane and specifically relates to a simply play davit structure with adjustable.
Background
The existing hoisting arm structure is too complex in structure, large in occupied area and high in production cost, is not practical when used for small hoisting operation, and cannot meet the requirements of the existing market due to the fact that the adjustability of the hoisting arm is too single.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned not enough, provide a simple and easy davit structure that rises with adjustable.
In order to achieve the above object, the technical solution of the present invention is: the utility model provides a simple and easy davit structure that rises with adjustable, includes the base and sets up the arm pipe in the base top, the arm pipe includes interior arm pipe and outer arm pipe, it is intraductal that the outer arm pipe is located to interior arm pipe box, and can stretch out and draw back the slip in outer wall pole, base surface one side is equipped with the link, and the opposite side is equipped with the mount, the link rotates with outer arm socle portion to be connected, the mount includes the connecting plate, sets up two locating plates in the connecting plate both sides, each all correspond on the locating plate and be equipped with a plurality of locating holes that top-down arranged, the bottom that outer arm pipe is close to mount one end is equipped with the mounting, the mounting is fixed in between.
Preferably, the locking assembly comprises a locking rod and a locking buckle, the locking rod penetrates through the positioning hole and the fixing piece to lock and fix the fixing piece and the positioning plate, and the locking buckle can be inserted into the tail end of the locking rod.
Preferably, the base is provided with an expansion spring, one end of the expansion spring is connected with the base, and the other end of the expansion spring is connected with the fixing piece.
Preferably, a plurality of limiting holes are transversely formed in the inner arm pipe, a limiting screw rod is arranged on the outer arm pipe, and the limiting screw rod can be inserted into the limiting holes to limit the inner arm pipe to slide in the outer arm pipe.
Preferably, a handle is arranged on one side of the outer arm pipe.
Through adopting foretell technical scheme, the beneficial effects of the utility model are that: the length of the arm pipe can be telescopically adjusted through adjustment between the inner arm pipe and the outer arm pipe, the arm pipe is rotatably connected with the connecting frame and can be rotatably adjusted, and the height of the arm pipe can be adjusted and fixed through locking connection between the fixing piece and the positioning hole; realize the diversified regulation of lifting arm, when lifting by crane the operation to small-size, simple structure, occupation of land space is less, and manufacturing cost is lower, and the practicality is strong.
Drawings
Fig. 1 is a schematic structural view of the boom structure of the present invention;
description of the main reference numerals: the device comprises a base, a 2-arm pipe, a 21-inner-arm pipe, a 22-outer-arm pipe, a 3-connecting frame, a 4-fixing frame, 5-positioning holes, 6 fixing pieces, 7-locking assemblies, 71-locking rods, 72-locking buckles, 8-telescopic springs, 9-limiting screw rods and 10-handle.
Detailed Description
The invention is further described with reference to the following figures and specific examples.
As shown in fig. 1, an adjustable simple boom raising structure comprises a base 1 and a boom pipe 2 arranged above the base 1, wherein the boom pipe 2 comprises an inner boom pipe 21 and an outer boom pipe 22, the inner boom pipe 21 is sleeved in the outer boom pipe 22 and can slide in an outer wall rod in a telescopic manner, one side of the surface of the base 1 is provided with a connecting frame 3, the other side of the surface of the base is provided with a fixing frame 4, the connecting frame 3 is rotatably connected with the bottom of the outer boom pipe 22, the fixing frame 4 comprises a connecting plate and two positioning plates arranged at two sides of the connecting plate, each positioning plate is correspondingly provided with a plurality of positioning holes 5 arranged from top to bottom, the bottom of one end, close to the fixing frame 4, of the outer boom pipe 22 is provided with a fixing member 6, and the fixing member 6 is fixed between the; the length of the arm pipe 2 can be adjusted in a telescopic mode through adjustment between the inner arm pipe 21 and the outer arm pipe 22, the arm pipe 2 is rotatably connected with the connecting frame 3 and can be adjusted in a rotating mode, and the height of the arm pipe 2 can be adjusted and fixed through locking connection between the fixing piece 6 and different positioning holes 5; realize the diversified regulation of lifting arm, when lifting by crane the operation to small-size, simple structure, occupation of land space is less, and manufacturing cost is lower, and the practicality is strong.
As shown in fig. 1, the locking assembly 7 includes a locking rod 71 and a locking buckle 72, the locking rod 71 penetrates through the positioning hole 5 and the fixing member 6 to lock and fix the fixing member 6 and the positioning hole, and the locking buckle 72 can be inserted into the tail end of the locking rod 71; the locking rod 71 is inserted into the positioning hole 5 with the corresponding height of the fixing member 6, and the locking buckle 72 is inserted into the tail end of the locking rod 71, so that the locking rod 71 is prevented from being separated from the positioning hole 5.
As shown in fig. 1, a telescopic spring 8 is arranged on a base 1, one end of the telescopic spring 8 is connected with the base 1, and the other end is connected with a fixing piece 6; the elastic force generated by the extension spring 8 generates a certain pulling force on the fixed end of the arm tube 2.
As shown in fig. 1, a plurality of limiting holes are transversely formed in the inner arm tube 21, a limiting screw 9 is arranged on the outer arm tube 22, and the limiting screw 9 can be inserted into the limiting holes to limit the inner arm tube 21 from sliding in the outer arm tube 22.
As shown in fig. 1, the outer arm tube 22 is provided with a handle 10 at one side thereof.
The above-mentioned, only preferred embodiments of the present invention are described, the scope of the present invention cannot be limited, and all the equivalent changes and decorations made according to the claims of the present invention should still fall within the scope covered by the present invention.
Claims (5)
1. The utility model provides a simple and easy davit structure that rises with adjustable, includes the base and sets up the arm pipe in the base top, its characterized in that, the arm pipe includes interior arm pipe and outer arm pipe, it is intraductal that the outer arm pipe is located to interior arm pipe box, and can stretch out and draw back the slip in the outer wall pole, base surface one side is equipped with the link, and the opposite side is equipped with the mount, the link rotates with outer arm socle portion to be connected, the mount includes the connecting plate, sets up two locating plates in the connecting plate both sides, each all correspond a plurality of locating holes that are equipped with top-down and arrange on the locating plate, the bottom that outer arm pipe is close to mount one end is equipped with the mounting, the mounting is fixed.
2. The adjustable simple boom structure as claimed in claim 1, wherein the locking assembly comprises a locking rod and a locking buckle, the locking rod penetrates through the positioning hole and the fixing member to lock and fix the fixing member and the positioning plate, and the locking buckle can be inserted into the tail end of the locking rod.
3. The adjustable simple jib structure of claim 1 wherein said base is provided with a retractable spring, one end of said retractable spring is connected to said base, and the other end of said retractable spring is connected to said fixing member.
4. The adjustable simple lifting arm structure as claimed in claim 1, wherein the inner arm tube has a plurality of limiting holes, the outer arm tube has a limiting screw inserted into the limiting holes to limit the inner arm tube from sliding inside the outer arm tube.
5. The adjustable simple jib structure of claim 1 wherein said outer jib tube is provided with a handle at one side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020222211.0U CN212198270U (en) | 2020-02-27 | 2020-02-27 | Adjustable simple hoisting arm structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020222211.0U CN212198270U (en) | 2020-02-27 | 2020-02-27 | Adjustable simple hoisting arm structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212198270U true CN212198270U (en) | 2020-12-22 |
Family
ID=73820970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020222211.0U Active CN212198270U (en) | 2020-02-27 | 2020-02-27 | Adjustable simple hoisting arm structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212198270U (en) |
-
2020
- 2020-02-27 CN CN202020222211.0U patent/CN212198270U/en active Active
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| GR01 | Patent grant |