CN212246009U - Combined arm section of crane boom - Google Patents
Combined arm section of crane boom Download PDFInfo
- Publication number
- CN212246009U CN212246009U CN202020301040.0U CN202020301040U CN212246009U CN 212246009 U CN212246009 U CN 212246009U CN 202020301040 U CN202020301040 U CN 202020301040U CN 212246009 U CN212246009 U CN 212246009U
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- cantilever
- stand
- fixedly connected
- hydraulic stem
- slide
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Abstract
The utility model discloses a combination arm festival of jib loading boom, which comprises a column, the upper end right side level of stand is provided with the cantilever, the horizontal fixedly connected with butt joint sleeve of left end of cantilever, the flexible end interlude of the first hydraulic stem of the horizontal fixedly connected with in upper end left side of stand and first hydraulic stem is in the butt joint sleeve, the vertical bar spout of having seted up on the right side wall of stand, the vertical slide that is provided with in bar spout upper end. The utility model discloses the cantilever relies on the butt joint sleeve of left end and the flexible end butt joint of first hydraulic stem to realize fixedly hanging in stand upper end right side to the cantilever right-hand member has set the mechanism that lifts by crane the heavy object, and the cantilever downside relies on the layer board to support and lifts, and the vertical sliding connection of layer board downside fixed connection's slide is on the stand, and the flexible end of second hydraulic stem carries out fixed stay through the connecting block to the slide, thereby realizes carrying out fixed stay to the cantilever, takes place to buckle when avoiding the cantilever to lift by crane the heavy object.
Description
Technical Field
The utility model relates to a jib loading boom technical field specifically is a combination arm festival of jib loading boom.
Background
The crane boom has various types, and mainly plays a role in hoisting some heavier heavy objects, wherein the cantilever is a common crane boom and is mainly fixedly supported by an upright post fixedly planted on the ground and then hoisted by a hoisting mechanism at the tail end;
the arm sections of the common crane arm have the following defects: the arm section of the cantilever in the general jib loading boom is mainly just its tie point with the support post, and generally all is single-point fixed connection, and there is hidden danger in the steadiness, and when the cantilever goes wrong and need overhaul, inconvenient dismantles the cantilever and overhauls simultaneously.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a combination arm festival of jib loading boom to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a combination arm festival of jib loading boom, includes the stand, the upper end right side level of stand is provided with the cantilever, the horizontal fixedly connected with butt joint sleeve of left end of cantilever, the flexible end interlude of the first hydraulic stem of the horizontal fixedly connected with in upper end left side of stand and first hydraulic stem is in the butt joint sleeve, the vertical bar spout of having seted up on the right side wall of stand, the vertical slide and the slide of being provided with in bar spout upper end equal sliding connection of lower extreme are in the bar spout, the horizontal fixedly connected with layer board in upper end right side and the layer board laminating of slide are in the cantilever downside, the equal vertical second hydraulic stem that is provided with in front and back side of stand, the horizontal upper end fixed connection who is provided with connecting block and second hydraulic stem in front and back end left side of.
Preferably, the upper end of the upright post is fixedly connected with a connecting sleeve, and the telescopic end of the first hydraulic rod penetrates through the connecting sleeve.
Preferably, the front side and the rear side of the upper end surface of the supporting plate are fixedly connected with threaded connecting rings, fixing bolts penetrate through the threaded connecting rings on the front side and the rear side in a matching mode, and the fixing bolts penetrate through the cantilever.
Preferably, a triangular block is fixedly connected between the supporting plate and the sliding plate.
Preferably, the inner wall of the connecting sleeve is coated with a smoothing agent.
Preferably, the connecting block, the sliding plate and the supporting plate are all made of hard steel materials.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the cantilever of the utility model is fixedly suspended on the right side of the upper end of the upright by the butt joint of the butt joint sleeve at the left end and the telescopic end of the first hydraulic rod, and the right end of the cantilever is provided with a mechanism for lifting heavy objects, while the lower side of the cantilever is supported and lifted by the supporting plate, the sliding plate fixedly connected with the lower side of the supporting plate is vertically and slidably connected onto the upright, and the telescopic end of the second hydraulic rod is fixedly supported on the sliding plate by the connecting block, thereby realizing the fixed support of the cantilever and avoiding the bending of the cantilever when lifting heavy objects;
2. the utility model discloses when needs overhaul the cantilever, at first control first hydraulic stem and contract, make its flexible end break away from the butt joint sleeve, then control the second hydraulic stem and contract again, the slide just along bar spout lapse like this, the cantilever just falls along with slide and layer board lapse like this to the cantilever is passing through threaded connection ring and fixing bolt's union coupling layer board, makes things convenient for the cantilever to steadily descend.
Drawings
Fig. 1 is a schematic view of the overall structure of a combined boom section of a crane boom according to the present invention;
FIG. 2 is a three-dimensional structure diagram of the connection between the suspension arm and the slide plate in the combined arm section of the crane boom according to the present invention;
fig. 3 is a top view structural diagram of the connection between the second hydraulic rod and the sliding plate in the combined arm section of the cargo boom of the present invention.
In the figure: 1. a column; 2. a second hydraulic rod; 3. connecting blocks; 4. a strip-shaped chute; 5. a slide plate; 6. A triangular block; 7. a support plate; 8. a threaded connection ring; 9. a cantilever; 10. butting the sleeves; 11. a first hydraulic lever; 12. a connecting sleeve; 13. and (5) fixing the bolt.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a combined arm section of a cargo boom comprises an upright post 1, wherein the upright post 1 is used for being fixedly planted on the ground, a cantilever 9 is horizontally arranged on the right side of the upper end of the upright post 1, a hoisting mechanism is arranged on the lower side of the right end of the cantilever 9 in a matching manner, the left end of the cantilever 9 is horizontally and fixedly connected with a butt joint sleeve 10, a first hydraulic rod 11 is horizontally and fixedly connected to the left side of the upper end of the upright post 1, the telescopic end of the first hydraulic rod 11 is inserted into the butt joint sleeve 10, and the cantilever 9 is stably positioned at the upper end of the upright post 1 due to the matched connection of the first hydraulic rod 11 and the; a strip-shaped sliding groove 4 is vertically formed in the right side wall of an upright post 1, a sliding plate 5 is vertically arranged at the upper end of the strip-shaped sliding groove 4, the upper end and the lower end of the sliding plate 5 are connected into the strip-shaped sliding groove 4 in a sliding manner through pulleys, a supporting plate 7 is horizontally and fixedly connected to the right side of the upper end of the sliding plate 5, the supporting plate 7 is attached to the lower side of a cantilever 9, a second hydraulic rod 2 is vertically arranged on each of the front side and the rear side of the upright post 1, the lower end of the upright post 1 is fixedly connected to the lower end of the second hydraulic rod 2, a connecting block 3 is horizontally arranged on the left side of the front end and the rear end of the sliding plate 5, the upper end of the second hydraulic rod 2 is horizontally and fixedly connected to the connecting block 3, the sliding plate 5 is supported by the supporting plate 7, so that the cantilever 9 is lifted by the, the telescopic end of the second hydraulic rod 2 is separated from the butt joint sleeve 10, and then the second hydraulic rod 2 is controlled to contract, so that the sliding plate 5 slides downwards along the strip-shaped sliding groove 4, and the cantilever 9 descends along with the downward movement of the sliding plate 5 and the supporting plate 7.
The upper end fixedly connected with connecting sleeve 12 of stand 1 and the flexible end of first hydraulic stem 11 pass connecting sleeve 12, and connecting sleeve 12 is used for strengthening the steadiness of being connected between first hydraulic stem 11 and the stand 1.
Equal fixedly connected with screw thread go-between 8 and the screw thread go-between 8 of the equal fixedly connected with in side around the up end of layer board 7 from a left side to right equidistance distribution, it has worn fixing bolt 13 and fixing bolt 13 to pass cantilever 9 through screw-thread fit between the screw thread go-between 8 of side around simultaneously, fixing bolt 13 and screw thread go-between 8's cooperation are connected and are made cantilever 9 and layer board 7 realize dismantling fixed connection, make things convenient for layer board 7 when descending along with slide 5, cantilever 9 descends along with layer board 7 is firm.
Three hornblocks 6 are fixedly connected between the supporting plate 7 and the sliding plate 5, and the three hornblocks 6 are used for enhancing the stability of connection between the supporting plate 7 and the sliding plate 5 and enhancing the pressure resistance.
The inner wall of the connecting sleeve 12 is coated with a smoothing agent to facilitate relative sliding between the first hydraulic rod 11 and the connecting sleeve 12.
Connecting block 3, slide 5 and layer board 7 all adopt hard steel material to make, conveniently support cantilever 9.
The working principle is as follows: the utility model discloses a cantilever 9 relies on the butt joint of the butt joint sleeve 10 of left end and the flexible butt joint of first hydraulic stem 11 to realize fixedly hanging in stand 1 upper end right side, and cantilever 9 right-hand member sets the mechanism that lifts by crane the heavy object, and cantilever 9 downside relies on layer board 7 to support and lift, the slide 5 vertical sliding connection of layer board 7 downside fixed connection is on stand 1, and the flexible end of second hydraulic stem 2 carries out the fixed support to slide 5 through connecting block 3, thereby realize fixedly supporting cantilever 9, avoid cantilever 9 to buckle when lifting by crane the heavy object, when needing to overhaul cantilever 9, control first hydraulic stem 11 to shrink at first, make its flexible end break away from butt joint sleeve 10, then control second hydraulic stem 2 to shrink, like this slide 5 just slides down along bar spout 4, like this cantilever 9 just descends along with slide 5 and layer board 7 downward movement, and the cantilever 9 is connected with the supporting plate 7 through a combination of the threaded connecting ring 8 and the fixing bolt 13, so that the cantilever 9 can descend stably.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a combination arm section of jib loading boom, includes stand (1), its characterized in that: the upper end right side level of stand (1) is provided with cantilever (9), the horizontal fixedly connected with butt joint sleeve (10) of left end of cantilever (9), the flexible end of the first hydraulic stem of the horizontal fixedly connected with of upper end left side (11) of stand (1) and first hydraulic stem (11) alternates in butt joint sleeve (10), bar spout (4) have been seted up on the right side wall of stand (1) vertically, the equal sliding connection of lower extreme is in on bar spout (4) the vertical slide (5) and slide (5) that are provided with in upper end right side horizontal fixedly connected with layer board (7) and layer board (7) laminating of slide (5) cantilever (9) downside, the equal vertical second hydraulic stem (2) that is provided with in side around stand (1), the upper end horizontal fixedly connected who is provided with connecting block (3) and second hydraulic stem (2) around slide (5) the left side level link even link to each other And a connecting block (3).
2. The combined arm segment of a crane arm as claimed in claim 1, wherein: the upper end of the upright post (1) is fixedly connected with a connecting sleeve (12), and the telescopic end of the first hydraulic rod (11) penetrates through the connecting sleeve (12).
3. The combined arm segment of a crane arm as claimed in claim 1, wherein: the front side and the rear side of the upper end surface of the supporting plate (7) are fixedly connected with threaded connecting rings (8), and meanwhile, fixing bolts (13) penetrate through the threaded connecting rings (8) on the front side and the rear side in a matching mode, and the fixing bolts (13) penetrate through the cantilever (9).
4. The combined arm segment of a crane arm as claimed in claim 1, wherein: a triangular block (6) is fixedly connected between the supporting plate (7) and the sliding plate (5).
5. A modular arm segment for a crane arm as defined in claim 2, wherein: the inner wall of the connecting sleeve (12) is coated with a smoothing agent.
6. The combined arm segment of a crane arm as claimed in claim 1, wherein: the connecting block (3), the sliding plate (5) and the supporting plate (7) are all made of hard steel materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020301040.0U CN212246009U (en) | 2020-03-12 | 2020-03-12 | Combined arm section of crane boom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020301040.0U CN212246009U (en) | 2020-03-12 | 2020-03-12 | Combined arm section of crane boom |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212246009U true CN212246009U (en) | 2020-12-29 |
Family
ID=73990779
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020301040.0U Active CN212246009U (en) | 2020-03-12 | 2020-03-12 | Combined arm section of crane boom |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212246009U (en) |
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2020
- 2020-03-12 CN CN202020301040.0U patent/CN212246009U/en active Active
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